Merge translation files from master branch.

1 files changed, 822 insertions, 817 deletions

diff --git a/tde-i18n-en_GB/messages/tdeedu/kig.po b/tde-i18n-en_GB/messages/tdeedu/kig.po
index 0c203ae1610..3a953c41cb1 100644
--- a/tde-i18n-en_GB/messages/tdeedu/kig.po
+++ b/tde-i18n-en_GB/messages/tdeedu/kig.po
@@ -8,7 +8,7 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: kig\n"
-"POT-Creation-Date: 2020-05-11 04:05+0200\n"
+"POT-Creation-Date: 2020-12-11 21:52+0900\n"
 "PO-Revision-Date: 2006-03-12 17:26+0000\n"
 "Last-Translator: Malcolm Hunter <malcolm.hunter@gmx.co.uk>\n"
 "Language-Team: British English <kde-en-gb@kde.me.uk>\n"
@@ -30,12 +30,12 @@ msgid ""
 "Your emails"
 msgstr "malcolm.hunter@gmx.co.uk, kde-en-gb@jriddell.org"
 
-#: filters/cabri-filter.cc:309
+#: filters/cabri-filter.cpp:309
 #, fuzzy
 msgid "This is an XFig file, not a Cabri figure."
 msgstr "This is a XFig file, not a Cabri figure."
 
-#: filters/cabri-filter.cc:551
+#: filters/cabri-filter.cpp:551
 msgid ""
 "This Cabri file contains a \"%1\" object, which Kig does not currently "
 "support."
@@ -43,24 +43,24 @@ msgstr ""
 "This Cabri file contains a \"%1\" object, which Kig does not currently "
 "support."
 
-#: filters/drgeo-filter-chooser.cc:46
+#: filters/drgeo-filter-chooser.cpp:46
 msgid "Please select a figure."
 msgstr "Please select a figure."
 
-#: filters/drgeo-filter.cc:108
+#: filters/drgeo-filter.cpp:108
 msgid "The Dr. Geo file \"%1\" is a macro file so it contains no figures."
 msgstr "The Dr. Geo file \"%1\" is a macro file so it contains no figures."
 
-#: filters/drgeo-filter.cc:111
+#: filters/drgeo-filter.cpp:111
 msgid "There are no figures in Dr. Geo file \"%1\"."
 msgstr "There are no figures in Dr. Geo file \"%1\"."
 
-#: filters/drgeo-filter.cc:335 filters/drgeo-filter.cc:389
-#: filters/drgeo-filter.cc:421 filters/drgeo-filter.cc:434
-#: filters/drgeo-filter.cc:455 filters/drgeo-filter.cc:471
-#: filters/drgeo-filter.cc:492 filters/drgeo-filter.cc:620
-#: filters/drgeo-filter.cc:638 filters/drgeo-filter.cc:679
-#: filters/drgeo-filter.cc:691 filters/drgeo-filter.cc:711
+#: filters/drgeo-filter.cpp:335 filters/drgeo-filter.cpp:389
+#: filters/drgeo-filter.cpp:421 filters/drgeo-filter.cpp:434
+#: filters/drgeo-filter.cpp:455 filters/drgeo-filter.cpp:471
+#: filters/drgeo-filter.cpp:492 filters/drgeo-filter.cpp:620
+#: filters/drgeo-filter.cpp:638 filters/drgeo-filter.cpp:679
+#: filters/drgeo-filter.cpp:691 filters/drgeo-filter.cpp:711
 msgid ""
 "This Dr. Geo file contains a \"%1 %2\" object, which Kig does not currently "
 "support."
@@ -68,7 +68,7 @@ msgstr ""
 "This Dr. Geo file contains a \"%1 %2\" object, which Kig does not currently "
 "support."
 
-#: filters/drgeo-filter.cc:372
+#: filters/drgeo-filter.cpp:372
 msgid ""
 "This Dr. Geo file contains an intersection type, which Kig does not "
 "currently support."
@@ -76,28 +76,28 @@ msgstr ""
 "This Dr. Geo file contains an intersection type, which Kig does not "
 "currently support."
 
-#: filters/exporter.cc:101
+#: filters/exporter.cpp:101
 msgid "&Export to image"
 msgstr "&Export to image"
 
-#: filters/exporter.cc:106
+#: filters/exporter.cpp:106
 msgid "&Image..."
 msgstr "&Image..."
 
-#: filters/exporter.cc:125
+#: filters/exporter.cpp:125
 msgid "Export as Image"
 msgstr "Export as Image"
 
-#: filters/exporter.cc:126
+#: filters/exporter.cpp:126
 msgid "Image Options"
 msgstr "Image Options"
 
-#: filters/exporter.cc:148
+#: filters/exporter.cpp:148
 msgid "Sorry, this file format is not supported."
 msgstr "Sorry, this file format is not supported."
 
-#: filters/exporter.cc:158 filters/exporter.cc:594 filters/latexexporter.cc:508
-#: filters/svgexporter.cc:82
+#: filters/exporter.cpp:158 filters/exporter.cpp:594
+#: filters/latexexporter.cpp:508 filters/svgexporter.cpp:82
 msgid ""
 "The file \"%1\" could not be opened. Please check if the file permissions "
 "are set correctly."
@@ -105,31 +105,31 @@ msgstr ""
 "The file \"%1\" could not be opened. Please check if the file permissions "
 "are set correctly."
 
-#: filters/exporter.cc:172
+#: filters/exporter.cpp:172
 msgid "Sorry, something went wrong while saving to image \"%1\""
 msgstr "Sorry, something went wrong while saving to image \"%1\""
 
-#: filters/exporter.cc:196
+#: filters/exporter.cpp:196
 msgid "&Export To"
 msgstr "&Export To"
 
-#: filters/exporter.cc:213
+#: filters/exporter.cpp:213
 msgid "Export to &XFig file"
 msgstr "Export to &XFig file"
 
-#: filters/exporter.cc:219
+#: filters/exporter.cpp:219
 msgid "&XFig File..."
 msgstr "&XFig File..."
 
-#: filters/exporter.cc:582
+#: filters/exporter.cpp:582
 msgid "*.fig|XFig Documents (*.fig)"
 msgstr "*.fig|XFig Documents (*.fig)"
 
-#: filters/exporter.cc:583
+#: filters/exporter.cpp:583
 msgid "Export as XFig File"
 msgstr "Export as XFig File"
 
-#: filters/filter.cc:73
+#: filters/filter.cpp:73
 msgid ""
 "The file \"%1\" could not be opened.  This probably means that it does not "
 "exist, or that it cannot be opened due to its permissions"
@@ -137,25 +137,25 @@ msgstr ""
 "The file \"%1\" could not be opened.  This probably means that it does not "
 "exist, or that it cannot be opened due to its permissions"
 
-#: filters/filter.cc:82
+#: filters/filter.cpp:82
 msgid ""
 "An error was encountered while parsing the file \"%1\".  It cannot be opened."
 msgstr ""
 "An error was encountered while parsing the file \"%1\".  It cannot be opened."
 
-#: filters/filter.cc:84
+#: filters/filter.cpp:84
 msgid "Parse Error"
 msgstr "Parse Error"
 
-#: filters/filter.cc:95
+#: filters/filter.cpp:95
 msgid "Kig cannot open the file \"%1\"."
 msgstr "Kig cannot open the file \"%1\"."
 
-#: filters/filter.cc:96 misc/lists.cc:326
+#: filters/filter.cpp:96 misc/lists.cpp:326
 msgid "Not Supported"
 msgstr "Not Supported"
 
-#: filters/kseg-filter.cc:180
+#: filters/kseg-filter.cpp:180
 msgid ""
 "This KSeg document uses a scaling transformation, which Kig currently cannot "
 "import."
@@ -163,7 +163,7 @@ msgstr ""
 "This KSeg document uses a scaling transformation, which Kig currently cannot "
 "import."
 
-#: filters/kseg-filter.cc:559
+#: filters/kseg-filter.cpp:559
 msgid ""
 "This KSeg file contains a filled circle, which Kig does not currently "
 "support."
@@ -171,45 +171,45 @@ msgstr ""
 "This KSeg file contains a filled circle, which Kig does not currently "
 "support."
 
-#: filters/kseg-filter.cc:565
+#: filters/kseg-filter.cpp:565
 msgid ""
 "This KSeg file contains an arc sector, which Kig does not currently support."
 msgstr ""
 "This KSeg file contains an arc sector, which Kig does not currently support."
 
-#: filters/kseg-filter.cc:571
+#: filters/kseg-filter.cpp:571
 msgid ""
 "This KSeg file contains an arc segment, which Kig does not currently support."
 msgstr ""
 "This KSeg file contains an arc segment, which Kig does not currently support."
 
-#: filters/latexexporter.cc:72
+#: filters/latexexporter.cpp:72
 msgid "Export to &Latex..."
 msgstr "Export to &Latex..."
 
-#: filters/latexexporter.cc:77
+#: filters/latexexporter.cpp:77
 msgid "&Latex..."
 msgstr "&Latex..."
 
-#: filters/latexexporter.cc:486
+#: filters/latexexporter.cpp:486
 msgid "*.tex|Latex Documents (*.tex)"
 msgstr "*.tex|Latex Documents (*.tex)"
 
-#: filters/latexexporter.cc:487
+#: filters/latexexporter.cpp:487
 msgid "Export as Latex"
 msgstr "Export as Latex"
 
-#: filters/latexexporter.cc:488
+#: filters/latexexporter.cpp:488
 msgid "Latex Options"
 msgstr "Latex Options"
 
-#: filters/native-filter.cc:195
+#: filters/native-filter.cpp:195
 msgid ""
 "This file was created by Kig version \"%1\", which this version cannot open."
 msgstr ""
 "This file was created by Kig version \"%1\", which this version cannot open."
 
-#: filters/native-filter.cc:201
+#: filters/native-filter.cpp:201
 msgid ""
 "This file was created by Kig version \"%1\".\n"
 "Support for older Kig formats (pre-0.4) has been removed from Kig.\n"
@@ -221,7 +221,7 @@ msgstr ""
 "You can try to open this file with an older Kig version (0.4 to 0.6),\n"
 "and then save it again, which will save it in the new format."
 
-#: filters/native-filter.cc:232 filters/native-filter.cc:421
+#: filters/native-filter.cpp:232 filters/native-filter.cpp:421
 msgid ""
 "This Kig file has a coordinate system that this Kig version does not "
 "support.\n"
@@ -231,8 +231,8 @@ msgstr ""
 "support.\n"
 "A standard coordinate system will be used instead."
 
-#: filters/native-filter.cc:337 filters/native-filter.cc:484
-#: misc/object_hierarchy.cc:543 objects/object_imp_factory.cc:503
+#: filters/native-filter.cpp:337 filters/native-filter.cpp:484
+#: misc/object_hierarchy.cpp:543 objects/object_imp_factory.cpp:503
 msgid ""
 "This Kig file uses an object of type \"%1\", which this Kig version does not "
 "support.Perhaps you have compiled Kig without support for this object type,"
@@ -242,27 +242,27 @@ msgstr ""
 "support.Perhaps you have compiled Kig without support for this object type,"
 "or perhaps you are using an older Kig version."
 
-#: filters/svgexporter.cc:45
+#: filters/svgexporter.cpp:45
 msgid "&Export to SVG..."
 msgstr "&Export to SVG..."
 
-#: filters/svgexporter.cc:50
+#: filters/svgexporter.cpp:50
 msgid "&SVG..."
 msgstr "&SVG..."
 
-#: filters/svgexporter.cc:62
+#: filters/svgexporter.cpp:62
 msgid "*.svg|Scalable Vector Graphics (*.svg)"
 msgstr "*.svg|Scalable Vector Graphics (*.svg)"
 
-#: filters/svgexporter.cc:63
+#: filters/svgexporter.cpp:63
 msgid "Export as SVG"
 msgstr "Export as SVG"
 
-#: filters/svgexporter.cc:64
+#: filters/svgexporter.cpp:64
 msgid "SVG Options"
 msgstr "SVG Options"
 
-#: filters/svgexporter.cc:108
+#: filters/svgexporter.cpp:108
 msgid "Sorry, something went wrong while saving to SVG file \"%1\""
 msgstr "Sorry, something went wrong while saving to SVG file \"%1\""
 
@@ -428,7 +428,7 @@ msgstr "Cancel Construction"
 msgid "Cancel the construction of the object being constructed"
 msgstr "Cancel the construction of the object being constructed"
 
-#: kig/kig_part.cpp:243 modes/popup.cc:980
+#: kig/kig_part.cpp:243 modes/popup.cpp:980
 msgid "U&nhide All"
 msgstr "U&nhide All"
 
@@ -556,15 +556,15 @@ msgstr ""
 "*.kig|Kig Documents (*.kig)\n"
 "*.kigz|Compressed Kig Documents (*.kigz)"
 
-#: kig/kig_part.cpp:621 misc/kigfiledialog.cc:55 modes/typesdialog.cpp:175
+#: kig/kig_part.cpp:621 misc/kigfiledialog.cpp:55 modes/typesdialog.cpp:175
 msgid "The file \"%1\" already exists. Do you wish to overwrite it?"
 msgstr "The file \"%1\" already exists. Do you wish to overwrite it?"
 
-#: kig/kig_part.cpp:622 misc/kigfiledialog.cc:56 modes/typesdialog.cpp:177
+#: kig/kig_part.cpp:622 misc/kigfiledialog.cpp:56 modes/typesdialog.cpp:177
 msgid "Overwrite File?"
 msgstr "Overwrite File?"
 
-#: kig/kig_part.cpp:622 misc/kigfiledialog.cc:56 modes/typesdialog.cpp:177
+#: kig/kig_part.cpp:622 misc/kigfiledialog.cpp:56 modes/typesdialog.cpp:177
 msgid "Overwrite"
 msgstr "Overwrite"
 
@@ -646,321 +646,321 @@ msgstr "Document to open"
 msgid "Kig"
 msgstr "Kig"
 
-#: misc/builtin_stuff.cc:58
+#: misc/builtin_stuff.cpp:58
 msgid "Segment"
 msgstr "Segment"
 
-#: misc/builtin_stuff.cc:59
+#: misc/builtin_stuff.cpp:59
 msgid "A segment constructed from its start and end point"
 msgstr "A segment constructed from its start and end point"
 
-#: misc/builtin_stuff.cc:66
+#: misc/builtin_stuff.cpp:66
 msgid "Line by Two Points"
 msgstr "Line by Two Points"
 
-#: misc/builtin_stuff.cc:67
+#: misc/builtin_stuff.cpp:67
 msgid "A line constructed through two points"
 msgstr "A line constructed through two points"
 
-#: misc/builtin_stuff.cc:73
+#: misc/builtin_stuff.cpp:73
 msgid "Half-Line"
 msgstr "Half-Line"
 
-#: misc/builtin_stuff.cc:74
+#: misc/builtin_stuff.cpp:74
 msgid "A half-line by its start point, and another point somewhere on it."
 msgstr "A half-line by its start point and another point somewhere on it."
 
-#: misc/builtin_stuff.cc:81
+#: misc/builtin_stuff.cpp:81
 msgid "Perpendicular"
 msgstr "Perpendicular"
 
-#: misc/builtin_stuff.cc:82
+#: misc/builtin_stuff.cpp:82
 msgid ""
 "A line constructed through a point, perpendicular to another line or segment."
 msgstr ""
 "A line constructed through a point, perpendicular to another line or segment."
 
-#: misc/builtin_stuff.cc:89
+#: misc/builtin_stuff.cpp:89
 msgid "Parallel"
 msgstr "Parallel"
 
-#: misc/builtin_stuff.cc:90
+#: misc/builtin_stuff.cpp:90
 msgid ""
 "A line constructed through a point, and parallel to another line or segment"
 msgstr ""
 "A line constructed through a point, and parallel to another line or segment"
 
-#: misc/builtin_stuff.cc:97
+#: misc/builtin_stuff.cpp:97
 msgid "Circle by Center && Point"
 msgstr "Circle by Centre && Point"
 
-#: misc/builtin_stuff.cc:98
+#: misc/builtin_stuff.cpp:98
 msgid "A circle constructed by its center and a point that pertains to it"
 msgstr "A circle constructed by its centre and a point that pertains to it"
 
-#: misc/builtin_stuff.cc:104
+#: misc/builtin_stuff.cpp:104
 msgid "Circle by Three Points"
 msgstr "Circle by Three Points"
 
-#: misc/builtin_stuff.cc:105
+#: misc/builtin_stuff.cpp:105
 msgid "A circle constructed through three points"
 msgstr "A circle constructed through three points"
 
-#: misc/builtin_stuff.cc:120
+#: misc/builtin_stuff.cpp:120
 msgid "Construct Bisector of This Angle"
 msgstr "Construct Bisector of This Angle"
 
-#: misc/builtin_stuff.cc:121
+#: misc/builtin_stuff.cpp:121
 msgid "Select the angle you want to construct the bisector of..."
 msgstr "Select the angle you want to construct the bisector of..."
 
-#: misc/builtin_stuff.cc:122 objects/other_imp.cc:104
+#: misc/builtin_stuff.cpp:122 objects/other_imp.cpp:104
 msgid "Angle Bisector"
 msgstr "Angle Bisector"
 
-#: misc/builtin_stuff.cc:123
+#: misc/builtin_stuff.cpp:123
 msgid "The bisector of an angle"
 msgstr "The bisector of an angle"
 
-#: misc/builtin_stuff.cc:130
+#: misc/builtin_stuff.cpp:130
 msgid "Conic by Five Points"
 msgstr "Conic by Five Points"
 
-#: misc/builtin_stuff.cc:131
+#: misc/builtin_stuff.cpp:131
 msgid "A conic constructed through five points"
 msgstr "A conic constructed through five points"
 
-#: misc/builtin_stuff.cc:138
+#: misc/builtin_stuff.cpp:138
 msgid "Hyperbola by Asymptotes && Point"
 msgstr "Hyperbola by Asymptotes && Point"
 
-#: misc/builtin_stuff.cc:139
+#: misc/builtin_stuff.cpp:139
 msgid "A hyperbola with given asymptotes through a point"
 msgstr "A hyperbola with given asymptotes through a point"
 
-#: misc/builtin_stuff.cc:146
+#: misc/builtin_stuff.cpp:146
 msgid "Ellipse by Focuses && Point"
 msgstr "Ellipse by Focuses && Point"
 
-#: misc/builtin_stuff.cc:147
+#: misc/builtin_stuff.cpp:147
 msgid "An ellipse constructed by its focuses and a point that pertains to it"
 msgstr "An ellipse constructed by its focuses and a point that pertains to it"
 
-#: misc/builtin_stuff.cc:154
+#: misc/builtin_stuff.cpp:154
 msgid "Hyperbola by Focuses && Point"
 msgstr "Hyperbola by Focuses && Point"
 
-#: misc/builtin_stuff.cc:155
+#: misc/builtin_stuff.cpp:155
 msgid "A hyperbola constructed by its focuses and a point that pertains to it"
 msgstr "A hyperbola constructed by its focuses and a point that pertains to it"
 
-#: misc/builtin_stuff.cc:162
+#: misc/builtin_stuff.cpp:162
 msgid "Conic by Directrix, Focus && Point"
 msgstr "Conic by Directrix, Focus && Point"
 
-#: misc/builtin_stuff.cc:163
+#: misc/builtin_stuff.cpp:163
 msgid "A conic with given directrix and focus, through a point"
 msgstr "A conic with given directrix and focus, through a point"
 
-#: misc/builtin_stuff.cc:170
+#: misc/builtin_stuff.cpp:170
 msgid "Vertical Parabola by Three Points"
 msgstr "Vertical Parabola by Three Points"
 
-#: misc/builtin_stuff.cc:171
+#: misc/builtin_stuff.cpp:171
 msgid "A vertical parabola constructed through three points"
 msgstr "A vertical parabola constructed through three points"
 
-#: misc/builtin_stuff.cc:178
+#: misc/builtin_stuff.cpp:178
 msgid "Cubic Curve by Nine Points"
 msgstr "Cubic Curve by Nine Points"
 
-#: misc/builtin_stuff.cc:179
+#: misc/builtin_stuff.cpp:179
 msgid "A cubic curve constructed through nine points"
 msgstr "A cubic curve constructed through nine points"
 
-#: misc/builtin_stuff.cc:186
+#: misc/builtin_stuff.cpp:186
 msgid "Polar Point of a Line"
 msgstr "Polar Point of a Line"
 
-#: misc/builtin_stuff.cc:187
+#: misc/builtin_stuff.cpp:187
 msgid "The polar point of a line with respect to a conic."
 msgstr "The polar point of a line with respect to a conic."
 
-#: misc/builtin_stuff.cc:194
+#: misc/builtin_stuff.cpp:194
 msgid "Polar Line of a Point"
 msgstr "Polar Line of a Point"
 
-#: misc/builtin_stuff.cc:195
+#: misc/builtin_stuff.cpp:195
 msgid "The polar line of a point with respect to a conic."
 msgstr "The polar line of a point with respect to a conic."
 
-#: misc/builtin_stuff.cc:202
+#: misc/builtin_stuff.cpp:202
 msgid "Cubic Curve with Node by Six Points"
 msgstr "Cubic Curve with Node by Six Points"
 
-#: misc/builtin_stuff.cc:203
+#: misc/builtin_stuff.cpp:203
 msgid "A cubic curve with a nodal point at the origin through six points"
 msgstr "A cubic curve with a nodal point at the origin through six points"
 
-#: misc/builtin_stuff.cc:210
+#: misc/builtin_stuff.cpp:210
 msgid "Cubic Curve with Cusp by Four Points"
 msgstr "Cubic Curve with Cusp by Four Points"
 
-#: misc/builtin_stuff.cc:211
+#: misc/builtin_stuff.cpp:211
 msgid "A cubic curve with a horizontal cusp at the origin through four points"
 msgstr "A cubic curve with a horizontal cusp at the origin through four points"
 
-#: misc/builtin_stuff.cc:218
+#: misc/builtin_stuff.cpp:218
 msgid "Directrix of a Conic"
 msgstr "Directrix of a Conic"
 
-#: misc/builtin_stuff.cc:219
+#: misc/builtin_stuff.cpp:219
 msgid "The directrix line of a conic."
 msgstr "The directrix line of a conic."
 
-#: misc/builtin_stuff.cc:226
+#: misc/builtin_stuff.cpp:226
 msgid "Angle by Three Points"
 msgstr "Angle by Three Points"
 
-#: misc/builtin_stuff.cc:227
+#: misc/builtin_stuff.cpp:227
 msgid "An angle defined by three points"
 msgstr "An angle defined by three points"
 
-#: misc/builtin_stuff.cc:234
+#: misc/builtin_stuff.cpp:234
 msgid "Equilateral Hyperbola by Four Points"
 msgstr "Equilateral Hyperbola by Four Points"
 
-#: misc/builtin_stuff.cc:235
+#: misc/builtin_stuff.cpp:235
 msgid "An equilateral hyperbola constructed through four points"
 msgstr "An equilateral hyperbola constructed through four points"
 
-#: misc/builtin_stuff.cc:252
+#: misc/builtin_stuff.cpp:252
 msgid "Construct the midpoint of this segment"
 msgstr "Construct the midpoint of this segment"
 
-#: misc/builtin_stuff.cc:258 objects/line_imp.cc:122
+#: misc/builtin_stuff.cpp:258 objects/line_imp.cpp:122
 msgid "Mid Point"
 msgstr "Mid Point"
 
-#: misc/builtin_stuff.cc:259
+#: misc/builtin_stuff.cpp:259
 msgid "The midpoint of a segment or two other points"
 msgstr "The midpoint of a segment or two other points"
 
-#: misc/builtin_stuff.cc:268
+#: misc/builtin_stuff.cpp:268
 msgid "Vector"
 msgstr "Vector"
 
-#: misc/builtin_stuff.cc:269
+#: misc/builtin_stuff.cpp:269
 msgid "Construct a vector from two given points."
 msgstr "Construct a vector from two given points."
 
-#: misc/builtin_stuff.cc:276
+#: misc/builtin_stuff.cpp:276
 msgid "Vector Sum"
 msgstr "Vector Sum"
 
-#: misc/builtin_stuff.cc:277
+#: misc/builtin_stuff.cpp:277
 msgid "Construct the vector sum of two vectors."
 msgstr "Construct the vector sum of two vectors."
 
-#: misc/builtin_stuff.cc:284
+#: misc/builtin_stuff.cpp:284
 msgid "Line by Vector"
 msgstr "Line by Vector"
 
-#: misc/builtin_stuff.cc:285
+#: misc/builtin_stuff.cpp:285
 msgid "Construct the line by a given vector though a given point."
 msgstr "Construct the line by a given vector though a given point."
 
-#: misc/builtin_stuff.cc:292
+#: misc/builtin_stuff.cpp:292
 msgid "Half-Line by Vector"
 msgstr "Half-Line by Vector"
 
-#: misc/builtin_stuff.cc:293
+#: misc/builtin_stuff.cpp:293
 msgid "Construct the half-line by a given vector starting at given point."
 msgstr "Construct the half-line by a given vector starting at given point."
 
-#: misc/builtin_stuff.cc:300
+#: misc/builtin_stuff.cpp:300
 msgid "Arc by Three Points"
 msgstr "Arc by Three Points"
 
-#: misc/builtin_stuff.cc:301
+#: misc/builtin_stuff.cpp:301
 msgid "Construct an arc through three points."
 msgstr "Construct an arc through three points."
 
-#: misc/builtin_stuff.cc:308
+#: misc/builtin_stuff.cpp:308
 msgid "Arc by Center, Angle && Point"
 msgstr "Arc by Centre, Angle && Point"
 
-#: misc/builtin_stuff.cc:309
+#: misc/builtin_stuff.cpp:309
 msgid ""
 "Construct an arc by its center and a given angle, starting at a given point"
 msgstr ""
 "Construct an arc by its centre and a given angle, starting at a given point"
 
-#: misc/builtin_stuff.cc:317
+#: misc/builtin_stuff.cpp:317
 msgid "Parabola by Directrix && Focus"
 msgstr "Parabola by Directrix && Focus"
 
-#: misc/builtin_stuff.cc:318
+#: misc/builtin_stuff.cpp:318
 msgid "A parabola defined by its directrix and focus"
 msgstr "A parabola defined by its directrix and focus"
 
-#: misc/builtin_stuff.cc:330
+#: misc/builtin_stuff.cpp:330
 msgid "Translate"
 msgstr "Translate"
 
-#: misc/builtin_stuff.cc:331
+#: misc/builtin_stuff.cpp:331
 msgid "The translation of an object by a vector"
 msgstr "The translation of an object by a vector"
 
-#: misc/builtin_stuff.cc:338
+#: misc/builtin_stuff.cpp:338
 msgid "Reflect in Point"
 msgstr "Reflect in Point"
 
-#: misc/builtin_stuff.cc:339
+#: misc/builtin_stuff.cpp:339
 msgid "An object reflected in a point"
 msgstr "An object reflected in a point"
 
-#: misc/builtin_stuff.cc:346
+#: misc/builtin_stuff.cpp:346
 msgid "Reflect in Line"
 msgstr "Reflect in Line"
 
-#: misc/builtin_stuff.cc:347
+#: misc/builtin_stuff.cpp:347
 msgid "An object reflected in a line"
 msgstr "An object reflected in a line"
 
-#: misc/builtin_stuff.cc:354
+#: misc/builtin_stuff.cpp:354
 msgid "Rotate"
 msgstr "Rotate"
 
-#: misc/builtin_stuff.cc:355
+#: misc/builtin_stuff.cpp:355
 msgid "An object rotated by an angle around a point"
 msgstr "An object rotated by an angle around a point"
 
-#: misc/builtin_stuff.cc:362
+#: misc/builtin_stuff.cpp:362
 msgid "Scale"
 msgstr "Scale"
 
-#: misc/builtin_stuff.cc:363
+#: misc/builtin_stuff.cpp:363
 msgid ""
 "Scale an object over a point, by the ratio given by the length of a segment"
 msgstr ""
 "Scale an object over a point, by the ratio given by the length of a segment"
 
-#: misc/builtin_stuff.cc:370
+#: misc/builtin_stuff.cpp:370
 msgid "Scale over Line"
 msgstr "Scale over Line"
 
-#: misc/builtin_stuff.cc:371
+#: misc/builtin_stuff.cpp:371
 msgid ""
 "An object scaled over a line, by the ratio given by the length of a segment"
 msgstr ""
 "An object scaled over a line, by the ratio given by the length of a segment"
 
-#: misc/builtin_stuff.cc:378
+#: misc/builtin_stuff.cpp:378
 msgid "Scale (ratio given by two segments)"
 msgstr "Scale (ratio given by two segments)"
 
-#: misc/builtin_stuff.cc:379
+#: misc/builtin_stuff.cpp:379
 msgid ""
 "Scale an object over a point, by the ratio given by the length of two "
 "segments"
@@ -968,11 +968,11 @@ msgstr ""
 "Scale an object over a point, by the ratio given by the length of two "
 "segments"
 
-#: misc/builtin_stuff.cc:386
+#: misc/builtin_stuff.cpp:386
 msgid "Scale over Line (ratio given by two segments)"
 msgstr "Scale over Line (ratio given by two segments)"
 
-#: misc/builtin_stuff.cc:387
+#: misc/builtin_stuff.cpp:387
 msgid ""
 "An object scaled over a line, by the ratio given by the length of two "
 "segments"
@@ -980,11 +980,11 @@ msgstr ""
 "An object scaled over a line, by the ratio given by the length of two "
 "segments"
 
-#: misc/builtin_stuff.cc:394
+#: misc/builtin_stuff.cpp:394
 msgid "Apply Similitude"
 msgstr "Apply Similitude"
 
-#: misc/builtin_stuff.cc:395
+#: misc/builtin_stuff.cpp:395
 msgid ""
 "Apply a similitude to an object ( the sequence of a scaling and rotation "
 "around a center )"
@@ -992,11 +992,11 @@ msgstr ""
 "Apply a similitude to an object ( the sequence of a scaling and rotation "
 "around a centre )"
 
-#: misc/builtin_stuff.cc:402
+#: misc/builtin_stuff.cpp:402
 msgid "Harmonic Homology"
 msgstr "Harmonic Homology"
 
-#: misc/builtin_stuff.cc:403
+#: misc/builtin_stuff.cpp:403
 msgid ""
 "The harmonic homology with a given center and a given axis (this is a "
 "projective transformation)"
@@ -1004,11 +1004,11 @@ msgstr ""
 "The harmonic homology with a given centre and a given axis (this is a "
 "projective transformation)"
 
-#: misc/builtin_stuff.cc:418
+#: misc/builtin_stuff.cpp:418
 msgid "Draw Projective Shadow"
 msgstr "Draw Projective Shadow"
 
-#: misc/builtin_stuff.cc:419
+#: misc/builtin_stuff.cpp:419
 msgid ""
 "The shadow of an object with a given light source and projection plane "
 "(indicated by a line)"
@@ -1016,83 +1016,83 @@ msgstr ""
 "The shadow of an object with a given light source and projection plane "
 "(indicated by a line)"
 
-#: misc/builtin_stuff.cc:434
+#: misc/builtin_stuff.cpp:434
 msgid "Asymptotes of a Hyperbola"
 msgstr "Asymptotes of a Hyperbola"
 
-#: misc/builtin_stuff.cc:435
+#: misc/builtin_stuff.cpp:435
 msgid "The two asymptotes of a hyperbola."
 msgstr "The two asymptotes of a hyperbola."
 
-#: misc/builtin_stuff.cc:448
+#: misc/builtin_stuff.cpp:448
 msgid "Triangle by Its Vertices"
 msgstr "Triangle by Its Vertices"
 
-#: misc/builtin_stuff.cc:449
+#: misc/builtin_stuff.cpp:449
 msgid "Construct a triangle given its three vertices."
 msgstr "Construct a triangle given its three vertices."
 
-#: misc/builtin_stuff.cc:471
+#: misc/builtin_stuff.cpp:471
 msgid "Convex Hull"
 msgstr "Convex Hull"
 
-#: misc/builtin_stuff.cc:472
+#: misc/builtin_stuff.cpp:472
 msgid "A polygon that corresponds to the convex hull of another polygon"
 msgstr "A polygon that corresponds to the convex hull of another polygon"
 
-#: misc/builtin_stuff.cc:486
+#: misc/builtin_stuff.cpp:486
 msgid "Parallel Test"
 msgstr "Parallel Test"
 
-#: misc/builtin_stuff.cc:487
+#: misc/builtin_stuff.cpp:487
 msgid "Test whether two given lines are parallel"
 msgstr "Test whether two given lines are parallel"
 
-#: misc/builtin_stuff.cc:494
+#: misc/builtin_stuff.cpp:494
 msgid "Orthogonal Test"
 msgstr "Orthogonal Test"
 
-#: misc/builtin_stuff.cc:495
+#: misc/builtin_stuff.cpp:495
 msgid "Test whether two given lines are orthogonal"
 msgstr "Test whether two given lines are orthogonal"
 
-#: misc/builtin_stuff.cc:502
+#: misc/builtin_stuff.cpp:502
 msgid "Collinear Test"
 msgstr "Collinear Test"
 
-#: misc/builtin_stuff.cc:503
+#: misc/builtin_stuff.cpp:503
 msgid "Test whether three given points are collinear"
 msgstr "Test whether three given points are collinear"
 
-#: misc/builtin_stuff.cc:510
+#: misc/builtin_stuff.cpp:510
 msgid "Contains Test"
 msgstr "Contains Test"
 
-#: misc/builtin_stuff.cc:511
+#: misc/builtin_stuff.cpp:511
 msgid "Test whether a given curve contains a given point"
 msgstr "Test whether a given curve contains a given point"
 
-#: misc/builtin_stuff.cc:518
+#: misc/builtin_stuff.cpp:518
 msgid "In Polygon Test"
 msgstr "In Polygon Test"
 
-#: misc/builtin_stuff.cc:519
+#: misc/builtin_stuff.cpp:519
 msgid "Test whether a given polygon contains a given point"
 msgstr "Test whether a given polygon contains a given point"
 
-#: misc/builtin_stuff.cc:526
+#: misc/builtin_stuff.cpp:526
 msgid "Convex Polygon Test"
 msgstr "Convex Polygon Test"
 
-#: misc/builtin_stuff.cc:527
+#: misc/builtin_stuff.cpp:527
 msgid "Test whether a given polygon is convex"
 msgstr "Test whether a given polygon is convex"
 
-#: misc/builtin_stuff.cc:534
+#: misc/builtin_stuff.cpp:534
 msgid "Distance Test"
 msgstr "Distance Test"
 
-#: misc/builtin_stuff.cc:535
+#: misc/builtin_stuff.cpp:535
 msgid ""
 "Test whether a given point have the same distance from a given point and "
 "from another given point"
@@ -1100,19 +1100,19 @@ msgstr ""
 "Test whether a given point have the same distance from a given point and "
 "from another given point"
 
-#: misc/builtin_stuff.cc:543
+#: misc/builtin_stuff.cpp:543
 msgid "Vector Equality Test"
 msgstr "Vector Equality Test"
 
-#: misc/builtin_stuff.cc:544
+#: misc/builtin_stuff.cpp:544
 msgid "Test whether two vectors are equal"
 msgstr "Test whether two vectors are equal"
 
-#: misc/builtin_stuff.cc:584 modes/popup.cc:1057
+#: misc/builtin_stuff.cpp:584 modes/popup.cpp:1057
 msgid "Python Script"
 msgstr "Python Script"
 
-#: misc/builtin_stuff.cc:585
+#: misc/builtin_stuff.cpp:585
 msgid "Construct a new Python script."
 msgstr "Construct a new Python script."
 
@@ -1164,25 +1164,25 @@ msgstr "Set Euclidean Coordinate System"
 msgid "Set Polar Coordinate System"
 msgstr "Set Polar Coordinate System"
 
-#: misc/goniometry.cc:121
+#: misc/goniometry.cpp:121
 msgid ""
 "_: Translators: Degrees\n"
 "Deg"
 msgstr "Deg"
 
-#: misc/goniometry.cc:122
+#: misc/goniometry.cpp:122
 msgid ""
 "_: Translators: Radians\n"
 "Rad"
 msgstr "Rad"
 
-#: misc/goniometry.cc:123
+#: misc/goniometry.cpp:123
 msgid ""
 "_: Translators: Gradians\n"
 "Grad"
 msgstr "Grad"
 
-#: misc/guiaction.cc:117
+#: misc/guiaction.cpp:117
 msgid ""
 "A normal point, i.e. one that is either independent or attached to a line, "
 "circle, segment."
@@ -1190,47 +1190,47 @@ msgstr ""
 "A normal point, i.e. one that is either independent or attached to a line, "
 "circle, segment."
 
-#: misc/guiaction.cc:129
+#: misc/guiaction.cpp:129
 msgid "Point"
 msgstr "Point"
 
-#: misc/guiaction.cc:170
+#: misc/guiaction.cpp:170
 msgid "Construct a text label."
 msgstr "Construct a text label."
 
-#: misc/guiaction.cc:180
+#: misc/guiaction.cpp:180
 msgid "Text Label"
 msgstr "Text Label"
 
-#: misc/guiaction.cc:201
+#: misc/guiaction.cpp:201
 msgid "Construct a Point by its Coordinates"
 msgstr "Construct a Point by its Coordinates"
 
-#: misc/guiaction.cc:211
+#: misc/guiaction.cpp:211
 msgid "Point by Coordinates"
 msgstr "Point by Coordinates"
 
-#: misc/guiaction.cc:224
+#: misc/guiaction.cpp:224
 msgid "Fixed Point"
 msgstr "Fixed Point"
 
-#: misc/guiaction.cc:225
+#: misc/guiaction.cpp:225
 msgid "Enter the coordinates for the new point."
 msgstr "Enter the coordinates for the new point."
 
-#: misc/kiginputdialog.cc:125
+#: misc/kiginputdialog.cpp:125
 msgid "Set Angle Size"
 msgstr "Set Angle Size"
 
-#: misc/kiginputdialog.cc:136
+#: misc/kiginputdialog.cpp:136
 msgid "Insert the new size of this angle:"
 msgstr "Insert the new size of this angle:"
 
-#: misc/kiginputdialog.cc:146
+#: misc/kiginputdialog.cpp:146
 msgid "Use this edit field to modify the size of this angle."
 msgstr "Use this edit field to modify the size of this angle."
 
-#: misc/kiginputdialog.cc:154
+#: misc/kiginputdialog.cpp:154
 msgid ""
 "Choose from this list the goniometric unit you want to use to modify the "
 "size of this angle.<br>\n"
@@ -1242,15 +1242,15 @@ msgstr ""
 "If you switch to another unit, the value in the edit field on the left will "
 "be converted to the new selected unit."
 
-#: misc/lists.cc:304 misc/lists.cc:310
+#: misc/lists.cpp:304 misc/lists.cpp:310
 msgid "Could not open macro file '%1'"
 msgstr "Could not open macro file '%1'"
 
-#: misc/lists.cc:321
+#: misc/lists.cpp:321
 msgid "Kig cannot open the macro file \"%1\"."
 msgstr "Kig cannot open the macro file \"%1\"."
 
-#: misc/lists.cc:322
+#: misc/lists.cpp:322
 msgid ""
 "This file was created by a very old Kig version (pre-0.4). Support for this "
 "format has been removed from recent Kig versions. You can try to import this "
@@ -1262,16 +1262,16 @@ msgstr ""
 "macro using a previous Kig version (0.4 to 0.6) and then export it again in "
 "the new format."
 
-#: misc/lists.cc:375
+#: misc/lists.cpp:375
 #, c-format
 msgid "Unnamed Macro #%1"
 msgstr "Unnamed Macro #%1"
 
-#: misc/special_constructors.cc:97
+#: misc/special_constructors.cpp:97
 msgid "Radical Lines for Conics"
 msgstr "Radical Lines for Conics"
 
-#: misc/special_constructors.cc:98
+#: misc/special_constructors.cpp:98
 msgid ""
 "The lines constructed through the intersections of two conics.  This is also "
 "defined for non-intersecting conics."
@@ -1279,11 +1279,11 @@ msgstr ""
 "The lines constructed through the intersections of two conics.  This is also "
 "defined for non-intersecting conics."
 
-#: misc/special_constructors.cc:156 misc/special_constructors.cc:252
+#: misc/special_constructors.cpp:156 misc/special_constructors.cpp:252
 msgid "Moving Point"
 msgstr "Moving Point"
 
-#: misc/special_constructors.cc:157
+#: misc/special_constructors.cpp:157
 msgid ""
 "Select the moving point, which will be moved around while drawing the "
 "locus..."
@@ -1291,11 +1291,11 @@ msgstr ""
 "Select the moving point, which will be moved around while drawing the "
 "locus..."
 
-#: misc/special_constructors.cc:158
+#: misc/special_constructors.cpp:158
 msgid "Following Point"
 msgstr "Following Point"
 
-#: misc/special_constructors.cc:159
+#: misc/special_constructors.cpp:159
 msgid ""
 "Select the following point, whose locations the locus will be drawn "
 "through..."
@@ -1303,117 +1303,117 @@ msgstr ""
 "Select the following point, whose locations the locus will be drawn "
 "through..."
 
-#: misc/special_constructors.cc:163
+#: misc/special_constructors.cpp:163
 msgid "Locus"
 msgstr "Locus"
 
-#: misc/special_constructors.cc:163
+#: misc/special_constructors.cpp:163
 msgid "A locus"
 msgstr "A locus"
 
-#: misc/special_constructors.cc:253
+#: misc/special_constructors.cpp:253
 msgid "Dependent Point"
 msgstr "Dependent Point"
 
-#: misc/special_constructors.cc:289
+#: misc/special_constructors.cpp:289
 msgid "Polygon by Its Vertices"
 msgstr "Polygon by Its Vertices"
 
-#: misc/special_constructors.cc:294
+#: misc/special_constructors.cpp:294
 msgid "Construct a polygon by giving its vertices"
 msgstr "Construct a polygon by giving its vertices"
 
-#: misc/special_constructors.cc:366
+#: misc/special_constructors.cpp:366
 msgid ""
 "... with this vertex (click on the first vertex to terminate construction)"
 msgstr ""
 "... with this vertex (click on the first vertex to terminate construction)"
 
-#: misc/special_constructors.cc:367
+#: misc/special_constructors.cpp:367
 msgid "Construct a polygon with this vertex"
 msgstr "Construct a polygon with this vertex"
 
-#: misc/special_constructors.cc:374 misc/special_constructors.cc:1235
+#: misc/special_constructors.cpp:374 misc/special_constructors.cpp:1235
 msgid "Select a point to be a vertex of the new polygon..."
 msgstr "Select a point to be a vertex of the new polygon..."
 
-#: misc/special_constructors.cc:429 misc/special_constructors.cc:496
+#: misc/special_constructors.cpp:429 misc/special_constructors.cpp:496
 msgid "Polygon"
 msgstr "Polygon"
 
-#: misc/special_constructors.cc:430
+#: misc/special_constructors.cpp:430
 msgid "Construct the vertices of this polygon..."
 msgstr "Construct the vertices of this polygon..."
 
-#: misc/special_constructors.cc:434
+#: misc/special_constructors.cpp:434
 msgid "Vertices of a Polygon"
 msgstr "Vertices of a Polygon"
 
-#: misc/special_constructors.cc:435
+#: misc/special_constructors.cpp:435
 msgid "The vertices of a polygon."
 msgstr "The vertices of a polygon."
 
-#: misc/special_constructors.cc:497
+#: misc/special_constructors.cpp:497
 msgid "Construct the sides of this polygon..."
 msgstr "Construct the sides of this polygon..."
 
-#: misc/special_constructors.cc:501
+#: misc/special_constructors.cpp:501
 msgid "Sides of a Polygon"
 msgstr "Sides of a Polygon"
 
-#: misc/special_constructors.cc:502
+#: misc/special_constructors.cpp:502
 msgid "The sides of a polygon."
 msgstr "The sides of a polygon."
 
-#: misc/special_constructors.cc:573
+#: misc/special_constructors.cpp:573
 msgid "Regular Polygon with Given Center"
 msgstr "Regular Polygon with Given Centre"
 
-#: misc/special_constructors.cc:578
+#: misc/special_constructors.cpp:578
 msgid "Construct a regular polygon with a given center and vertex"
 msgstr "Construct a regular polygon with a given centre and vertex"
 
-#: misc/special_constructors.cc:737
+#: misc/special_constructors.cpp:737
 msgid "Construct a regular polygon with this center"
 msgstr "Construct a regular polygon with this centre"
 
-#: misc/special_constructors.cc:741
+#: misc/special_constructors.cpp:741
 msgid "Construct a regular polygon with this vertex"
 msgstr "Construct a regular polygon with this vertex"
 
-#: misc/special_constructors.cc:754
+#: misc/special_constructors.cpp:754
 msgid "Adjust the number of sides (%1/%2)"
 msgstr "Adjust the number of sides (%1/%2)"
 
-#: misc/special_constructors.cc:760
+#: misc/special_constructors.cpp:760
 msgid "Adjust the number of sides (%1)"
 msgstr "Adjust the number of sides (%1)"
 
-#: misc/special_constructors.cc:777
+#: misc/special_constructors.cpp:777
 msgid "Select the center of the new polygon..."
 msgstr "Select the centre of the new polygon..."
 
-#: misc/special_constructors.cc:781
+#: misc/special_constructors.cpp:781
 msgid "Select a vertex for the new polygon..."
 msgstr "Select a vertex for the new polygon..."
 
-#: misc/special_constructors.cc:785
+#: misc/special_constructors.cpp:785
 msgid "Move the cursor to get the desired number of sides..."
 msgstr "Move the cursor to get the desired number of sides..."
 
-#: misc/special_constructors.cc:977
+#: misc/special_constructors.cpp:977
 msgid "Construct the Radical Lines of This Circle"
 msgstr "Construct the Radical Lines of This Circle"
 
-#: misc/special_constructors.cc:979
+#: misc/special_constructors.cpp:979
 msgid "Construct the Radical Lines of This Conic"
 msgstr "Construct the Radical Lines of This Conic"
 
-#: misc/special_constructors.cc:994
+#: misc/special_constructors.cpp:994
 msgid "Generic Affinity"
 msgstr "Generic Affinity"
 
-#: misc/special_constructors.cc:995
+#: misc/special_constructors.cpp:995
 msgid ""
 "The unique affinity that maps three points (or a triangle) onto three other "
 "points (or a triangle)"
@@ -1421,11 +1421,11 @@ msgstr ""
 "The unique affinity that maps three points (or a triangle) onto three other "
 "points (or a triangle)"
 
-#: misc/special_constructors.cc:1018
+#: misc/special_constructors.cpp:1018
 msgid "Generic Projective Transformation"
 msgstr "Generic Projective Transformation"
 
-#: misc/special_constructors.cc:1019
+#: misc/special_constructors.cpp:1019
 msgid ""
 "The unique projective transformation that maps four points (or a "
 "quadrilateral) onto four other points (or a quadrilateral)"
@@ -1433,193 +1433,193 @@ msgstr ""
 "The unique projective transformation that maps four points (or a "
 "quadrilateral) onto four other points (or a quadrilateral)"
 
-#: misc/special_constructors.cc:1046
+#: misc/special_constructors.cpp:1046
 msgid "Inversion of Point, Line or Circle"
 msgstr "Inversion of Point, Line or Circle"
 
-#: misc/special_constructors.cc:1047
+#: misc/special_constructors.cpp:1047
 msgid "The inversion of a point, line or circle with respect to a circle"
 msgstr "The inversion of a point, line or circle with respect to a circle"
 
-#: misc/special_constructors.cc:1104
+#: misc/special_constructors.cpp:1104
 msgid "Measure Transport"
 msgstr "Measure Transport"
 
-#: misc/special_constructors.cc:1109
+#: misc/special_constructors.cpp:1109
 msgid "Transport the measure of a segment or arc over a line or circle."
 msgstr "Transport the measure of a segment or arc over a line or circle."
 
-#: misc/special_constructors.cc:1210 objects/special_calcers.cc:24
+#: misc/special_constructors.cpp:1210 objects/special_calcers.cpp:24
 msgid "Segment to transport"
 msgstr "Segment to transport"
 
-#: misc/special_constructors.cc:1212
+#: misc/special_constructors.cpp:1212
 msgid "Arc to transport"
 msgstr "Arc to transport"
 
-#: misc/special_constructors.cc:1214
+#: misc/special_constructors.cpp:1214
 msgid "Transport a measure on this line"
 msgstr "Transport a measure on this line"
 
-#: misc/special_constructors.cc:1216 objects/special_calcers.cc:22
+#: misc/special_constructors.cpp:1216 objects/special_calcers.cpp:22
 msgid "Transport a measure on this circle"
 msgstr "Transport a measure on this circle"
 
-#: misc/special_constructors.cc:1220
+#: misc/special_constructors.cpp:1220
 msgid "Start transport from this point of the circle"
 msgstr "Start transport from this point of the circle"
 
-#: misc/special_constructors.cc:1222
+#: misc/special_constructors.cpp:1222
 msgid "Start transport from this point of the line"
 msgstr "Start transport from this point of the line"
 
-#: misc/special_constructors.cc:1224
+#: misc/special_constructors.cpp:1224
 msgid "Start transport from this point of the curve"
 msgstr "Start transport from this point of the curve"
 
-#: misc/special_constructors.cc:1267
+#: misc/special_constructors.cpp:1267
 msgid "Intersect"
 msgstr "Intersect"
 
-#: misc/special_constructors.cc:1268
+#: misc/special_constructors.cpp:1268
 msgid "The intersection of two objects"
 msgstr "The intersection of two objects"
 
-#: misc/special_constructors.cc:1335
+#: misc/special_constructors.cpp:1335
 msgid "Intersect this Circle"
 msgstr "Intersect this Circle"
 
-#: misc/special_constructors.cc:1337
+#: misc/special_constructors.cpp:1337
 msgid "Intersect this Conic"
 msgstr "Intersect this Conic"
 
-#: misc/special_constructors.cc:1339
+#: misc/special_constructors.cpp:1339
 msgid "Intersect this Line"
 msgstr "Intersect this Line"
 
-#: misc/special_constructors.cc:1341
+#: misc/special_constructors.cpp:1341
 msgid "Intersect this Cubic Curve"
 msgstr "Intersect this Cubic Curve"
 
-#: misc/special_constructors.cc:1343
+#: misc/special_constructors.cpp:1343
 msgid "Intersect this Arc"
 msgstr "Intersect this Arc"
 
-#: misc/special_constructors.cc:1345
+#: misc/special_constructors.cpp:1345
 msgid "Intersect this Polygon"
 msgstr "Intersect this Polygon"
 
-#: misc/special_constructors.cc:1350
+#: misc/special_constructors.cpp:1350
 msgid "with this Circle"
 msgstr "with this Circle"
 
-#: misc/special_constructors.cc:1352
+#: misc/special_constructors.cpp:1352
 msgid "with this Conic"
 msgstr "with this Conic"
 
-#: misc/special_constructors.cc:1354
+#: misc/special_constructors.cpp:1354
 msgid "with this Line"
 msgstr "with this Line"
 
-#: misc/special_constructors.cc:1356
+#: misc/special_constructors.cpp:1356
 msgid "with this Cubic Curve"
 msgstr "with this Cubic Curve"
 
-#: misc/special_constructors.cc:1358
+#: misc/special_constructors.cpp:1358
 msgid "with this Arc"
 msgstr "with this Arc"
 
-#: misc/special_constructors.cc:1360
+#: misc/special_constructors.cpp:1360
 msgid "with this Polygon"
 msgstr "with this Polygon"
 
-#: misc/special_constructors.cc:1370
+#: misc/special_constructors.cpp:1370
 msgid "Construct Midpoint of This Point and Another One"
 msgstr "Construct Midpoint of This Point and Another One"
 
-#: misc/special_constructors.cc:1371
+#: misc/special_constructors.cpp:1371
 msgid ""
 "Select the first of the points of which you want to construct the midpoint..."
 msgstr ""
 "Select the first of the points of which you want to construct the midpoint..."
 
-#: misc/special_constructors.cc:1372
+#: misc/special_constructors.cpp:1372
 msgid "Construct the midpoint of this point and another one"
 msgstr "Construct the midpoint of this point and another one"
 
-#: misc/special_constructors.cc:1373
+#: misc/special_constructors.cpp:1373
 msgid "Select the other of the points of which to construct the midpoint..."
 msgstr "Select the other of the points of which to construct the midpoint..."
 
-#: misc/special_constructors.cc:1483
+#: misc/special_constructors.cpp:1483
 msgid "Select the first object to intersect..."
 msgstr "Select the first object to intersect..."
 
-#: misc/special_constructors.cc:1485
+#: misc/special_constructors.cpp:1485
 msgid "Select the second object to intersect..."
 msgstr "Select the second object to intersect..."
 
-#: misc/special_constructors.cc:1490
+#: misc/special_constructors.cpp:1490
 msgid "Tangent"
 msgstr "Tangent"
 
-#: misc/special_constructors.cc:1491
+#: misc/special_constructors.cpp:1491
 msgid "The line tangent to a curve"
 msgstr "The line tangent to a curve"
 
-#: misc/special_constructors.cc:1533
+#: misc/special_constructors.cpp:1533
 msgid "Tangent to This Circle"
 msgstr "Tangent to This Circle"
 
-#: misc/special_constructors.cc:1535
+#: misc/special_constructors.cpp:1535
 msgid "Tangent to This Conic"
 msgstr "Tangent to This Conic"
 
-#: misc/special_constructors.cc:1537
+#: misc/special_constructors.cpp:1537
 msgid "Tangent to This Arc"
 msgstr "Tangent to This Arc"
 
-#: misc/special_constructors.cc:1539
+#: misc/special_constructors.cpp:1539
 msgid "Tangent to This Cubic Curve"
 msgstr "Tangent to This Cubic Curve"
 
-#: misc/special_constructors.cc:1541
+#: misc/special_constructors.cpp:1541
 msgid "Tangent to This Curve"
 msgstr "Tangent to This Curve"
 
-#: misc/special_constructors.cc:1543
+#: misc/special_constructors.cpp:1543
 msgid "Tangent at This Point"
 msgstr "Tangent at This Point"
 
-#: misc/special_constructors.cc:1564
+#: misc/special_constructors.cpp:1564
 msgid "Center Of Curvature"
 msgstr "Centre Of Curvature"
 
-#: misc/special_constructors.cc:1565
+#: misc/special_constructors.cpp:1565
 msgid "The center of the osculating circle to a curve"
 msgstr "The centre of the osculating circle to a curve"
 
-#: misc/special_constructors.cc:1600
+#: misc/special_constructors.cpp:1600
 msgid "Center of Curvature of This Conic"
 msgstr "Centre of Curvature of This Conic"
 
-#: misc/special_constructors.cc:1602
+#: misc/special_constructors.cpp:1602
 msgid "Center of Curvature of This Cubic Curve"
 msgstr "Centre of Curvature of This Cubic Curve"
 
-#: misc/special_constructors.cc:1604
+#: misc/special_constructors.cpp:1604
 msgid "Center of Curvature of This Curve"
 msgstr "Centre of Curvature of This Curve"
 
-#: misc/special_constructors.cc:1606
+#: misc/special_constructors.cpp:1606
 msgid "Center of Curvature at This Point"
 msgstr "Centre of Curvature at This Point"
 
-#: modes/construct_mode.cc:262 modes/normal.cc:268
+#: modes/construct_mode.cpp:262 modes/normal.cpp:268
 msgid "Which object?"
 msgstr "Which object?"
 
-#: modes/construct_mode.cc:298
+#: modes/construct_mode.cpp:298
 msgid ""
 "Click the location where you want to place the new point, or the curve that "
 "you want to attach it to..."
@@ -1627,24 +1627,24 @@ msgstr ""
 "Click the location where you want to place the new point, or the curve that "
 "you want to attach it to..."
 
-#: modes/construct_mode.cc:475
+#: modes/construct_mode.cpp:475
 msgid "Now select the location for the result label."
 msgstr "Now select the location for the result label."
 
-#: modes/edittype.cc:62
+#: modes/edittype.cpp:62
 msgid "The name of the macro can not be empty."
 msgstr "The name of the macro can not be empty."
 
-#: modes/label.cc:136 modes/macrowizardbase.ui:96 modes/typesdialogbase.ui:53
+#: modes/label.cpp:136 modes/macrowizardbase.ui:96 modes/typesdialogbase.ui:53
 #, no-c-format
 msgid "Name"
 msgstr "Name"
 
-#: modes/label.cc:163 modes/popup.cc:555 modes/popup.cc:587
+#: modes/label.cpp:163 modes/popup.cpp:555 modes/popup.cpp:587
 msgid "<unnamed object>"
 msgstr "<unnamed object>"
 
-#: modes/label.cc:295
+#: modes/label.cpp:295
 #, c-format
 msgid ""
 "There are '%n' parts in the text that you have not selected a value for. "
@@ -1653,21 +1653,21 @@ msgstr ""
 "There are '%n' parts in the text that you have not selected a value for. "
 "Please remove them or select enough arguments."
 
-#: modes/label.cc:379
+#: modes/label.cpp:379
 #, c-format
 msgid "argument %1"
 msgstr "argument %1"
 
-#: modes/label.cc:409
+#: modes/label.cpp:409
 #, c-format
 msgid "Selecting argument %1"
 msgstr "Selecting argument %1"
 
-#: modes/label.cc:518
+#: modes/label.cpp:518
 msgid "Change Label"
 msgstr "Change Label"
 
-#: modes/macro.cc:106
+#: modes/macro.cpp:106
 msgid ""
 "One of the result objects you selected cannot be calculated from the given "
 "objects. Kig cannot calculate this macro because of this. Please press Back, "
@@ -1677,7 +1677,7 @@ msgstr ""
 "objects. Kig cannot calculate this macro because of this. Please press Back, "
 "and construct the objects in the correct order..."
 
-#: modes/macro.cc:116
+#: modes/macro.cpp:116
 msgid ""
 "One of the given objects is not used in the calculation of the resultant "
 "objects.  This probably means you are expecting Kig to do something "
@@ -1687,103 +1687,103 @@ msgstr ""
 "objects.  This probably means you are expecting Kig to do something "
 "impossible.  Please check the macro and try again."
 
-#: modes/moving.cc:157
+#: modes/moving.cpp:157
 msgid "Move %1 Objects"
 msgstr "Move %1 Objects"
 
-#: modes/moving.cc:240
+#: modes/moving.cpp:240
 msgid "Redefine Point"
 msgstr "Redefine Point"
 
-#: modes/popup.cc:197
+#: modes/popup.cpp:197
 msgid "Kig Document"
 msgstr "Kig Document"
 
-#: modes/popup.cc:206
+#: modes/popup.cpp:206
 msgid "%1 Objects"
 msgstr "%1 Objects"
 
-#: modes/popup.cc:276
+#: modes/popup.cpp:276
 msgid "&Transform"
 msgstr "&Transform"
 
-#: modes/popup.cc:277
+#: modes/popup.cpp:277
 msgid "T&est"
 msgstr "T&est"
 
-#: modes/popup.cc:278
+#: modes/popup.cpp:278
 msgid "Const&ruct"
 msgstr "Const&ruct"
 
-#: modes/popup.cc:280
+#: modes/popup.cpp:280
 msgid "Add Te&xt Label"
 msgstr "Add Te&xt Label"
 
-#: modes/popup.cc:281
+#: modes/popup.cpp:281
 msgid "Set Co&lor"
 msgstr "Set Co&lour"
 
-#: modes/popup.cc:282
+#: modes/popup.cpp:282
 msgid "Set &Pen Width"
 msgstr "Set &Pen Width"
 
-#: modes/popup.cc:283
+#: modes/popup.cpp:283
 msgid "Set St&yle"
 msgstr "Set St&yle"
 
-#: modes/popup.cc:285
+#: modes/popup.cpp:285
 msgid "Set Coordinate S&ystem"
 msgstr "Set Coordinate S&ystem"
 
-#: modes/popup.cc:393
+#: modes/popup.cpp:393
 msgid "&Hide"
 msgstr "&Hide"
 
-#: modes/popup.cc:397
+#: modes/popup.cpp:397
 msgid "&Show"
 msgstr "&Show"
 
-#: modes/popup.cc:401
+#: modes/popup.cpp:401
 msgid "&Move"
 msgstr "&Move"
 
-#: modes/popup.cc:413
+#: modes/popup.cpp:413
 msgid "&Custom Color"
 msgstr "&Custom Colour"
 
-#: modes/popup.cc:502
+#: modes/popup.cpp:502
 msgid "Set &Name..."
 msgstr "Set &Name..."
 
-#: modes/popup.cc:506
+#: modes/popup.cpp:506
 msgid "&Name"
 msgstr "&Name"
 
-#: modes/popup.cc:541 modes/popup.cc:563
+#: modes/popup.cpp:541 modes/popup.cpp:563
 msgid "Set Object Name"
 msgstr "Set Object Name"
 
-#: modes/popup.cc:542
+#: modes/popup.cpp:542
 msgid "Set Name of this Object:"
 msgstr "Set Name of this Object:"
 
-#: modes/popup.cc:661
+#: modes/popup.cpp:661
 msgid "Change Object Color"
 msgstr "Change Object Colour"
 
-#: modes/popup.cc:677
+#: modes/popup.cpp:677
 msgid "Change Object Width"
 msgstr "Change Object Width"
 
-#: modes/popup.cc:705
+#: modes/popup.cpp:705
 msgid "Change Point Style"
 msgstr "Change Point Style"
 
-#: modes/popup.cc:718
+#: modes/popup.cpp:718
 msgid "Change Object Style"
 msgstr "Change Object Style"
 
-#: modes/popup.cc:1065
+#: modes/popup.cpp:1065
 #, fuzzy
 msgid "Edit Script..."
 msgstr "Edit..."
@@ -1837,214 +1837,215 @@ msgstr ""
 msgid "More Than One Type Selected"
 msgstr "More Than One Type Selected"
 
-#: objects/angle_type.cc:39
+#: objects/angle_type.cpp:39
 msgid "Construct an angle through this point"
 msgstr "Construct an angle through this point"
 
-#: objects/angle_type.cc:44
+#: objects/angle_type.cpp:44
 msgid ""
 "Select a point that the first half-line of the angle should go through..."
 msgstr ""
 "Select a point that the first half-line of the angle should go through..."
 
-#: objects/angle_type.cc:45
+#: objects/angle_type.cpp:45
 msgid "Construct an angle at this point"
 msgstr "Construct an angle at this point"
 
-#: objects/angle_type.cc:46
+#: objects/angle_type.cpp:46
 msgid "Select the point to construct the angle in..."
 msgstr "Select the point to construct the angle in..."
 
-#: objects/angle_type.cc:48
+#: objects/angle_type.cpp:48
 msgid ""
 "Select a point that the second half-line of the angle should go through..."
 msgstr ""
 "Select a point that the second half-line of the angle should go through..."
 
-#: objects/angle_type.cc:103
+#: objects/angle_type.cpp:103
 msgid "Set Si&ze"
 msgstr "Set Si&ze"
 
-#: objects/angle_type.cc:147
+#: objects/angle_type.cpp:147
 msgid "Resize Angle"
 msgstr "Resize Angle"
 
-#: objects/arc_type.cc:41
+#: objects/arc_type.cpp:41
 msgid "Construct an arc starting at this point"
 msgstr "Construct an arc starting at this point"
 
-#: objects/arc_type.cc:46 objects/arc_type.cc:148
+#: objects/arc_type.cpp:46 objects/arc_type.cpp:148
 msgid "Select the start point of the new arc..."
 msgstr "Select the start point of the new arc..."
 
-#: objects/arc_type.cc:47
+#: objects/arc_type.cpp:47
 msgid "Construct an arc through this point"
 msgstr "Construct an arc through this point"
 
-#: objects/arc_type.cc:48
+#: objects/arc_type.cpp:48
 msgid "Select a point for the new arc to go through..."
 msgstr "Select a point for the new arc to go through..."
 
-#: objects/arc_type.cc:49
+#: objects/arc_type.cpp:49
 msgid "Construct an arc ending at this point"
 msgstr "Construct an arc ending at this point"
 
-#: objects/arc_type.cc:50
+#: objects/arc_type.cpp:50
 msgid "Select the end point of the new arc..."
 msgstr "Select the end point of the new arc..."
 
-#: objects/arc_type.cc:145
+#: objects/arc_type.cpp:145
 msgid "Construct an arc with this center"
 msgstr "Construct an arc with this centre"
 
-#: objects/arc_type.cc:146
+#: objects/arc_type.cpp:146
 msgid "Select the center of the new arc..."
 msgstr "Select the centre of the new arc..."
 
-#: objects/arc_type.cc:149
+#: objects/arc_type.cpp:149
 msgid "Construct an arc with this angle"
 msgstr "Construct an arc with this angle"
 
-#: objects/arc_type.cc:150
+#: objects/arc_type.cpp:150
 msgid "Select the angle of the new arc..."
 msgstr "Select the angle of the new arc..."
 
-#: objects/bogus_imp.cc:338
+#: objects/bogus_imp.cpp:338
 msgid "Test Result"
 msgstr "Test Result"
 
 #: macros/evolute.kigt:11 macros/osculating_circle.kigt:11
-#: objects/centerofcurvature_type.cc:35 objects/tangent_type.cc:36
+#: objects/centerofcurvature_type.cpp:35 objects/tangent_type.cpp:36
 msgid "Select the curve..."
 msgstr "Select the curve..."
 
-#: objects/centerofcurvature_type.cc:36
+#: objects/centerofcurvature_type.cpp:36
 msgid "Select a point on the curve..."
 msgstr "Select a point on the curve..."
 
-#: objects/circle_imp.cc:145 objects/polygon_imp.cc:227
+#: objects/circle_imp.cpp:145 objects/polygon_imp.cpp:227
 msgid "Surface"
 msgstr "Surface"
 
-#: objects/circle_imp.cc:146
+#: objects/circle_imp.cpp:146
 msgid "Circumference"
 msgstr "Circumference"
 
-#: objects/circle_imp.cc:147 objects/other_imp.cc:368
+#: objects/circle_imp.cpp:147 objects/other_imp.cpp:368
 msgid "Radius"
 msgstr "Radius"
 
-#: objects/circle_imp.cc:149
+#: objects/circle_imp.cpp:149
 msgid "Expanded Cartesian Equation"
 msgstr "Expanded Cartesian Equation"
 
-#: objects/circle_imp.cc:150 objects/conic_imp.cc:84 objects/cubic_imp.cc:290
+#: objects/circle_imp.cpp:150 objects/conic_imp.cpp:84
+#: objects/cubic_imp.cpp:290
 msgid "Cartesian Equation"
 msgstr "Cartesian Equation"
 
-#: objects/circle_imp.cc:151 objects/conic_imp.cc:85
+#: objects/circle_imp.cpp:151 objects/conic_imp.cpp:85
 msgid "Polar Equation"
 msgstr "Polar Equation"
 
-#: objects/circle_imp.cc:236
+#: objects/circle_imp.cpp:236
 msgid "rho = %1   [centered at %2]"
 msgstr "rho = %1   [centred at %2]"
 
-#: objects/circle_imp.cc:245
+#: objects/circle_imp.cpp:245
 msgid "x² + y² + %1 x + %2 y + %3 = 0"
 msgstr "x² + y² + %1 x + %2 y + %3 = 0"
 
-#: objects/circle_imp.cc:255
+#: objects/circle_imp.cpp:255
 msgid "( x - %1 )² + ( y - %2 )² = %3"
 msgstr "( x - %1 )² + ( y - %2 )² = %3"
 
-#: objects/circle_imp.cc:326
+#: objects/circle_imp.cpp:326
 msgid "circle"
 msgstr "circle"
 
-#: objects/circle_imp.cc:327
+#: objects/circle_imp.cpp:327
 msgid "Select this circle"
 msgstr "Select this circle"
 
-#: objects/circle_imp.cc:328
+#: objects/circle_imp.cpp:328
 #, c-format
 msgid "Select circle %1"
 msgstr "Select circle %1"
 
-#: objects/circle_imp.cc:329
+#: objects/circle_imp.cpp:329
 msgid "Remove a Circle"
 msgstr "Remove a Circle"
 
-#: objects/circle_imp.cc:330
+#: objects/circle_imp.cpp:330
 msgid "Add a Circle"
 msgstr "Add a Circle"
 
-#: objects/circle_imp.cc:331
+#: objects/circle_imp.cpp:331
 msgid "Move a Circle"
 msgstr "Move a Circle"
 
-#: objects/circle_imp.cc:332
+#: objects/circle_imp.cpp:332
 msgid "Attach to this circle"
 msgstr "Attach to this circle"
 
-#: objects/circle_imp.cc:333
+#: objects/circle_imp.cpp:333
 msgid "Show a Circle"
 msgstr "Show a Circle"
 
-#: objects/circle_imp.cc:334
+#: objects/circle_imp.cpp:334
 msgid "Hide a Circle"
 msgstr "Hide a Circle"
 
-#: objects/circle_type.cc:29
+#: objects/circle_type.cpp:29
 msgid "Construct a circle through this point"
 msgstr "Construct a circle through this point"
 
 #: macros/circle_by_center_and_line.kigt:14
 #: macros/circle_by_point_and_diameter.kigt:10
-#: macros/circle_by_point_and_segment.kigt:10 objects/circle_type.cc:31
+#: macros/circle_by_point_and_segment.kigt:10 objects/circle_type.cpp:31
 msgid "Construct a circle with this center"
 msgstr "Construct a circle with this centre"
 
 #: macros/circle_by_center_and_line.kigt:15
 #: macros/circle_by_point_and_diameter.kigt:11
-#: macros/circle_by_point_and_segment.kigt:11 objects/circle_type.cc:36
+#: macros/circle_by_point_and_segment.kigt:11 objects/circle_type.cpp:36
 msgid "Select the center of the new circle..."
 msgstr "Select the centre of the new circle..."
 
-#: objects/circle_type.cc:38 objects/circle_type.cc:72
-#: objects/circle_type.cc:74 objects/circle_type.cc:76
+#: objects/circle_type.cpp:38 objects/circle_type.cpp:72
+#: objects/circle_type.cpp:74 objects/circle_type.cpp:76
 msgid "Select a point for the new circle to go through..."
 msgstr "Select a point for the new circle to go through..."
 
-#: objects/conic_imp.cc:81
+#: objects/conic_imp.cpp:81
 msgid "Conic Type"
 msgstr "Conic Type"
 
-#: objects/conic_imp.cc:82
+#: objects/conic_imp.cpp:82
 msgid "First Focus"
 msgstr "First Focus"
 
-#: objects/conic_imp.cc:83
+#: objects/conic_imp.cpp:83
 msgid "Second Focus"
 msgstr "Second Focus"
 
-#: objects/conic_imp.cc:192
+#: objects/conic_imp.cpp:192
 msgid "Ellipse"
 msgstr "Ellipse"
 
-#: objects/conic_imp.cc:194
+#: objects/conic_imp.cpp:194
 msgid "Hyperbola"
 msgstr "Hyperbola"
 
-#: objects/conic_imp.cc:196
+#: objects/conic_imp.cpp:196
 msgid "Parabola"
 msgstr "Parabola"
 
-#: objects/conic_imp.cc:205
+#: objects/conic_imp.cpp:205
 msgid "%1 x² + %2 y² + %3 xy + %4 x + %5 y + %6 = 0"
 msgstr "%1 x² + %2 y² + %3 xy + %4 x + %5 y + %6 = 0"
 
-#: objects/conic_imp.cc:218
+#: objects/conic_imp.cpp:218
 msgid ""
 "rho = %1/(1 + %2 cos theta + %3 sin theta)\n"
 "    [centered at %4]"
@@ -2052,195 +2053,195 @@ msgstr ""
 "rho = %1/(1 + %2 cos theta + %3 sin theta)\n"
 "    [centred at %4]"
 
-#: objects/conic_imp.cc:317
+#: objects/conic_imp.cpp:317
 msgid "conic"
 msgstr "conic"
 
-#: objects/conic_imp.cc:318
+#: objects/conic_imp.cpp:318
 msgid "Select this conic"
 msgstr "Select this conic"
 
-#: objects/conic_imp.cc:319
+#: objects/conic_imp.cpp:319
 #, c-format
 msgid "Select conic %1"
 msgstr "Select conic %1"
 
-#: objects/conic_imp.cc:320
+#: objects/conic_imp.cpp:320
 msgid "Remove a Conic"
 msgstr "Remove a Conic"
 
-#: objects/conic_imp.cc:321
+#: objects/conic_imp.cpp:321
 msgid "Add a Conic"
 msgstr "Add a Conic"
 
-#: objects/conic_imp.cc:322
+#: objects/conic_imp.cpp:322
 msgid "Move a Conic"
 msgstr "Move a Conic"
 
-#: objects/conic_imp.cc:323
+#: objects/conic_imp.cpp:323
 msgid "Attach to this conic"
 msgstr "Attach to this conic"
 
-#: objects/conic_imp.cc:324
+#: objects/conic_imp.cpp:324
 msgid "Show a Conic"
 msgstr "Show a Conic"
 
-#: objects/conic_imp.cc:325
+#: objects/conic_imp.cpp:325
 msgid "Hide a Conic"
 msgstr "Hide a Conic"
 
-#: objects/conic_types.cc:33 objects/conic_types.cc:87
-#: objects/conic_types.cc:221
+#: objects/conic_types.cpp:33 objects/conic_types.cpp:87
+#: objects/conic_types.cpp:221
 msgid "Construct a conic through this point"
 msgstr "Construct a conic through this point"
 
-#: objects/conic_types.cc:38 objects/conic_types.cc:40
-#: objects/conic_types.cc:42 objects/conic_types.cc:44
-#: objects/conic_types.cc:46 objects/conic_types.cc:88
-#: objects/conic_types.cc:222
+#: objects/conic_types.cpp:38 objects/conic_types.cpp:40
+#: objects/conic_types.cpp:42 objects/conic_types.cpp:44
+#: objects/conic_types.cpp:46 objects/conic_types.cpp:88
+#: objects/conic_types.cpp:222
 msgid "Select a point for the new conic to go through..."
 msgstr "Select a point for the new conic to go through..."
 
-#: objects/conic_types.cc:83 objects/conic_types.cc:85
+#: objects/conic_types.cpp:83 objects/conic_types.cpp:85
 msgid "Construct a conic with this asymptote"
 msgstr "Construct a conic with this asymptote"
 
-#: objects/conic_types.cc:84
+#: objects/conic_types.cpp:84
 msgid "Select the first asymptote of the new conic..."
 msgstr "Select the first asymptote of the new conic..."
 
-#: objects/conic_types.cc:86
+#: objects/conic_types.cpp:86
 msgid "Select the second asymptote of the new conic..."
 msgstr "Select the second asymptote of the new conic..."
 
-#: objects/conic_types.cc:140
+#: objects/conic_types.cpp:140
 msgid "Construct an ellipse with this focus"
 msgstr "Construct an ellipse with this focus"
 
-#: objects/conic_types.cc:145
+#: objects/conic_types.cpp:145
 msgid "Select the first focus of the new ellipse..."
 msgstr "Select the first focus of the new ellipse..."
 
-#: objects/conic_types.cc:147
+#: objects/conic_types.cpp:147
 msgid "Select the second focus of the new ellipse..."
 msgstr "Select the second focus of the new ellipse..."
 
-#: objects/conic_types.cc:148
+#: objects/conic_types.cpp:148
 msgid "Construct an ellipse through this point"
 msgstr "Construct an ellipse through this point"
 
-#: objects/conic_types.cc:149
+#: objects/conic_types.cpp:149
 msgid "Select a point for the new ellipse to go through..."
 msgstr "Select a point for the new ellipse to go through..."
 
-#: objects/conic_types.cc:175
+#: objects/conic_types.cpp:175
 msgid "Construct a hyperbola with this focus"
 msgstr "Construct a hyperbola with this focus"
 
-#: objects/conic_types.cc:180
+#: objects/conic_types.cpp:180
 msgid "Select the first focus of the new hyperbola..."
 msgstr "Select the first focus of the new hyperbola..."
 
-#: objects/conic_types.cc:182
+#: objects/conic_types.cpp:182
 msgid "Select the second focus of the new hyperbola..."
 msgstr "Select the second focus of the new hyperbola..."
 
-#: objects/conic_types.cc:183 objects/conic_types.cc:417
+#: objects/conic_types.cpp:183 objects/conic_types.cpp:417
 msgid "Construct a hyperbola through this point"
 msgstr "Construct a hyperbola through this point"
 
-#: objects/conic_types.cc:184 objects/conic_types.cc:422
-#: objects/conic_types.cc:424 objects/conic_types.cc:426
-#: objects/conic_types.cc:428
+#: objects/conic_types.cpp:184 objects/conic_types.cpp:422
+#: objects/conic_types.cpp:424 objects/conic_types.cpp:426
+#: objects/conic_types.cpp:428
 msgid "Select a point for the new hyperbola to go through..."
 msgstr "Select a point for the new hyperbola to go through..."
 
-#: objects/conic_types.cc:217
+#: objects/conic_types.cpp:217
 msgid "Construct a conic with this line as directrix"
 msgstr "Construct a conic with this line as directrix"
 
-#: objects/conic_types.cc:218
+#: objects/conic_types.cpp:218
 msgid "Select the directrix of the new conic..."
 msgstr "Select the directrix of the new conic..."
 
-#: objects/conic_types.cc:219
+#: objects/conic_types.cpp:219
 msgid "Construct a conic with this point as focus"
 msgstr "Construct a conic with this point as focus"
 
-#: objects/conic_types.cc:220
+#: objects/conic_types.cpp:220
 msgid "Select the focus of the new conic..."
 msgstr "Select the focus of the new conic..."
 
-#: objects/conic_types.cc:260
+#: objects/conic_types.cpp:260
 msgid "Construct a parabola through this point"
 msgstr "Construct a parabola through this point"
 
-#: objects/conic_types.cc:265 objects/conic_types.cc:267
-#: objects/conic_types.cc:269
+#: objects/conic_types.cpp:265 objects/conic_types.cpp:267
+#: objects/conic_types.cpp:269
 msgid "Select a point for the new parabola to go through..."
 msgstr "Select a point for the new parabola to go through..."
 
-#: objects/conic_types.cc:307
+#: objects/conic_types.cpp:307
 msgid "Construct a polar point wrt. this conic"
 msgstr "Construct a polar point wrt. this conic"
 
-#: objects/conic_types.cc:308 objects/conic_types.cc:344
+#: objects/conic_types.cpp:308 objects/conic_types.cpp:344
 msgid "Select the conic wrt. which you want to construct a polar point..."
 msgstr "Select the conic wrt. which you want to construct a polar point..."
 
-#: objects/conic_types.cc:309
+#: objects/conic_types.cpp:309
 msgid "Construct the polar point of this line"
 msgstr "Construct the polar point of this line"
 
-#: objects/conic_types.cc:310 objects/conic_types.cc:346
+#: objects/conic_types.cpp:310 objects/conic_types.cpp:346
 msgid "Select the line of which you want to construct the polar point..."
 msgstr "Select the line of which you want to construct the polar point..."
 
-#: objects/conic_types.cc:343
+#: objects/conic_types.cpp:343
 msgid "Construct a polar line wrt. this conic"
 msgstr "Construct a polar line wrt. this conic"
 
-#: objects/conic_types.cc:345
+#: objects/conic_types.cpp:345
 msgid "Construct the polar line of this point"
 msgstr "Construct the polar line of this point"
 
-#: objects/conic_types.cc:380
+#: objects/conic_types.cpp:380
 msgid "Construct the directrix of this conic"
 msgstr "Construct the directrix of this conic"
 
-#: objects/conic_types.cc:381
+#: objects/conic_types.cpp:381
 msgid "Select the conic of which you want to construct the directrix..."
 msgstr "Select the conic of which you want to construct the directrix..."
 
-#: objects/conic_types.cc:465
+#: objects/conic_types.cpp:465
 msgid "Construct a parabola with this directrix"
 msgstr "Construct a parabola with this directrix"
 
-#: objects/conic_types.cc:466
+#: objects/conic_types.cpp:466
 msgid "Select the directrix of the new parabola..."
 msgstr "Select the directrix of the new parabola..."
 
-#: objects/conic_types.cc:467
+#: objects/conic_types.cpp:467
 msgid "Construct a parabola with this focus"
 msgstr "Construct a parabola with this focus"
 
-#: objects/conic_types.cc:468
+#: objects/conic_types.cpp:468
 msgid "Select the focus of the new parabola..."
 msgstr "Select the focus of the new parabola..."
 
-#: objects/conic_types.cc:505
+#: objects/conic_types.cpp:505
 msgid "Construct the asymptotes of this conic"
 msgstr "Construct the asymptotes of this conic"
 
-#: objects/conic_types.cc:506
+#: objects/conic_types.cpp:506
 msgid "Select the conic of which you want to construct the asymptotes..."
 msgstr "Select the conic of which you want to construct the asymptotes..."
 
-#: objects/conic_types.cc:543
+#: objects/conic_types.cpp:543
 msgid "Construct the radical lines of this conic"
 msgstr "Construct the radical lines of this conic"
 
-#: objects/conic_types.cc:548
+#: objects/conic_types.cpp:548
 msgid ""
 "Select the first of the two conics of which you want to construct the "
 "radical line..."
@@ -2248,7 +2249,7 @@ msgstr ""
 "Select the first of the two conics of which you want to construct the "
 "radical line..."
 
-#: objects/conic_types.cc:550
+#: objects/conic_types.cpp:550
 msgid ""
 "Select the other of the two conic of which you want to construct the radical "
 "line..."
@@ -2256,696 +2257,700 @@ msgstr ""
 "Select the other of the two conic of which you want to construct the radical "
 "line..."
 
-#: objects/conic_types.cc:669
+#: objects/conic_types.cpp:669
 msgid "Switch Radical Lines"
 msgstr "Switch Radical Lines"
 
-#: objects/cubic_imp.cc:353
+#: objects/cubic_imp.cpp:353
 msgid "cubic curve"
 msgstr "cubic curve"
 
-#: objects/cubic_imp.cc:354
+#: objects/cubic_imp.cpp:354
 msgid "Select this cubic curve"
 msgstr "Select this cubic curve"
 
-#: objects/cubic_imp.cc:355
+#: objects/cubic_imp.cpp:355
 #, c-format
 msgid "Select cubic curve %1"
 msgstr "Select cubic curve %1"
 
-#: objects/cubic_imp.cc:356
+#: objects/cubic_imp.cpp:356
 msgid "Remove a Cubic Curve"
 msgstr "Remove a Cubic Curve"
 
-#: objects/cubic_imp.cc:357
+#: objects/cubic_imp.cpp:357
 msgid "Add a Cubic Curve"
 msgstr "Add a Cubic Curve"
 
-#: objects/cubic_imp.cc:358
+#: objects/cubic_imp.cpp:358
 msgid "Move a Cubic Curve"
 msgstr "Move a Cubic Curve"
 
-#: objects/cubic_imp.cc:359
+#: objects/cubic_imp.cpp:359
 msgid "Attach to this cubic curve"
 msgstr "Attach to this cubic curve"
 
-#: objects/cubic_imp.cc:360
+#: objects/cubic_imp.cpp:360
 msgid "Show a Cubic Curve"
 msgstr "Show a Cubic Curve"
 
-#: objects/cubic_imp.cc:361
+#: objects/cubic_imp.cpp:361
 msgid "Hide a Cubic Curve"
 msgstr "Hide a Cubic Curve"
 
-#: objects/cubic_imp.cc:419
+#: objects/cubic_imp.cpp:419
 msgid "%6 x³ + %9 y³ + %7 x²y + %8 xy² + %5 y² + %3 x² + %4 xy + %1 x + %2 y"
 msgstr "%6 x³ + %9 y³ + %7 x²y + %8 xy² + %5 y² + %3 x² + %4 xy + %1 x + %2 y"
 
-#: objects/cubic_imp.cc:430
+#: objects/cubic_imp.cpp:430
 msgid " + %1 = 0"
 msgstr " + %1 = 0"
 
-#: objects/cubic_type.cc:26
+#: objects/cubic_type.cpp:26
 msgid "Construct a cubic curve through this point"
 msgstr "Construct a cubic curve through this point"
 
-#: objects/cubic_type.cc:31 objects/cubic_type.cc:33 objects/cubic_type.cc:35
-#: objects/cubic_type.cc:37 objects/cubic_type.cc:39 objects/cubic_type.cc:41
-#: objects/cubic_type.cc:43 objects/cubic_type.cc:45 objects/cubic_type.cc:47
-#: objects/cubic_type.cc:85 objects/cubic_type.cc:87 objects/cubic_type.cc:89
-#: objects/cubic_type.cc:91 objects/cubic_type.cc:93 objects/cubic_type.cc:95
-#: objects/cubic_type.cc:133 objects/cubic_type.cc:135
-#: objects/cubic_type.cc:137 objects/cubic_type.cc:139
+#: objects/cubic_type.cpp:31 objects/cubic_type.cpp:33
+#: objects/cubic_type.cpp:35 objects/cubic_type.cpp:37
+#: objects/cubic_type.cpp:39 objects/cubic_type.cpp:41
+#: objects/cubic_type.cpp:43 objects/cubic_type.cpp:45
+#: objects/cubic_type.cpp:47 objects/cubic_type.cpp:85
+#: objects/cubic_type.cpp:87 objects/cubic_type.cpp:89
+#: objects/cubic_type.cpp:91 objects/cubic_type.cpp:93
+#: objects/cubic_type.cpp:95 objects/cubic_type.cpp:133
+#: objects/cubic_type.cpp:135 objects/cubic_type.cpp:137
+#: objects/cubic_type.cpp:139
 msgid "Select a point for the new cubic to go through..."
 msgstr "Select a point for the new cubic to go through..."
 
-#: objects/curve_imp.cc:25
+#: objects/curve_imp.cpp:25
 msgid "curve"
 msgstr "curve"
 
-#: objects/curve_imp.cc:26
+#: objects/curve_imp.cpp:26
 msgid "Select this curve"
 msgstr "Select this curve"
 
-#: objects/curve_imp.cc:27
+#: objects/curve_imp.cpp:27
 #, c-format
 msgid "Select curve %1"
 msgstr "Select curve %1"
 
-#: objects/curve_imp.cc:28
+#: objects/curve_imp.cpp:28
 msgid "Remove a Curve"
 msgstr "Remove a Curve"
 
-#: objects/curve_imp.cc:29
+#: objects/curve_imp.cpp:29
 msgid "Add a Curve"
 msgstr "Add a Curve"
 
-#: objects/curve_imp.cc:30
+#: objects/curve_imp.cpp:30
 msgid "Move a Curve"
 msgstr "Move a Curve"
 
-#: objects/curve_imp.cc:31
+#: objects/curve_imp.cpp:31
 msgid "Attach to this curve"
 msgstr "Attach to this curve"
 
-#: objects/curve_imp.cc:32
+#: objects/curve_imp.cpp:32
 msgid "Show a Curve"
 msgstr "Show a Curve"
 
-#: objects/curve_imp.cc:33
+#: objects/curve_imp.cpp:33
 msgid "Hide a Curve"
 msgstr "Hide a Curve"
 
-#: objects/intersection_types.cc:30
+#: objects/intersection_types.cpp:30
 msgid "Intersect with this line"
 msgstr "Intersect with this line"
 
-#: objects/intersection_types.cc:34 objects/intersection_types.cc:87
+#: objects/intersection_types.cpp:34 objects/intersection_types.cpp:87
 msgid "Intersect with this conic"
 msgstr "Intersect with this conic"
 
-#: objects/intersection_types.cc:90
+#: objects/intersection_types.cpp:90
 msgid "Already computed intersection point"
 msgstr "Already computed intersection point"
 
-#: objects/intersection_types.cc:183
+#: objects/intersection_types.cpp:183
 msgid "Intersect with this cubic curve"
 msgstr "Intersect with this cubic curve"
 
-#: objects/intersection_types.cc:243 objects/intersection_types.cc:245
+#: objects/intersection_types.cpp:243 objects/intersection_types.cpp:245
 msgid "Intersect with this circle"
 msgstr "Intersect with this circle"
 
-#: objects/intersection_types.cc:295
+#: objects/intersection_types.cpp:295
 msgid "Intersect with this arc"
 msgstr "Intersect with this arc"
 
-#: objects/inversion_type.cc:29
+#: objects/inversion_type.cpp:29
 msgid "Invert with respect to this circle"
 msgstr "Invert with respect to this circle"
 
-#: objects/inversion_type.cc:30
+#: objects/inversion_type.cpp:30
 msgid "Select the circle we want to invert against..."
 msgstr "Select the circle we want to invert against..."
 
-#: objects/inversion_type.cc:34
+#: objects/inversion_type.cpp:34
 msgid "Compute the inversion of this point"
 msgstr "Compute the inversion of this point"
 
-#: objects/inversion_type.cc:35
+#: objects/inversion_type.cpp:35
 msgid "Select the point to invert..."
 msgstr "Select the point to invert..."
 
-#: objects/inversion_type.cc:80
+#: objects/inversion_type.cpp:80
 msgid "Compute the inversion of this line"
 msgstr "Compute the inversion of this line"
 
-#: objects/inversion_type.cc:81
+#: objects/inversion_type.cpp:81
 msgid "Select the line to invert..."
 msgstr "Select the line to invert..."
 
-#: objects/inversion_type.cc:133
+#: objects/inversion_type.cpp:133
 msgid "Compute the inversion of this segment"
 msgstr "Compute the inversion of this segment"
 
-#: objects/inversion_type.cc:134
+#: objects/inversion_type.cpp:134
 msgid "Select the segment to invert..."
 msgstr "Select the segment to invert..."
 
-#: objects/inversion_type.cc:224
+#: objects/inversion_type.cpp:224
 msgid "Compute the inversion of this circle"
 msgstr "Compute the inversion of this circle"
 
-#: objects/inversion_type.cc:225
+#: objects/inversion_type.cpp:225
 msgid "Select the circle to invert..."
 msgstr "Select the circle to invert..."
 
-#: objects/inversion_type.cc:289
+#: objects/inversion_type.cpp:289
 msgid "Compute the inversion of this arc"
 msgstr "Compute the inversion of this arc"
 
-#: objects/inversion_type.cc:290
+#: objects/inversion_type.cpp:290
 msgid "Select the arc to invert..."
 msgstr "Select the arc to invert..."
 
-#: objects/line_imp.cc:96
+#: objects/line_imp.cpp:96
 msgid "Slope"
 msgstr "Slope"
 
-#: objects/line_imp.cc:97
+#: objects/line_imp.cpp:97
 msgid "Equation"
 msgstr "Equation"
 
-#: objects/line_imp.cc:121 objects/other_imp.cc:212
+#: objects/line_imp.cpp:121 objects/other_imp.cpp:212
 msgid "Length"
 msgstr "Length"
 
-#: objects/line_imp.cc:123 objects/other_imp.cc:374
+#: objects/line_imp.cpp:123 objects/other_imp.cpp:374
 msgid "First End Point"
 msgstr "First End Point"
 
-#: objects/line_imp.cc:124 objects/other_imp.cc:375
+#: objects/line_imp.cpp:124 objects/other_imp.cpp:375
 msgid "Second End Point"
 msgstr "Second End Point"
 
-#: objects/line_imp.cc:439 objects/line_imp.cc:448
+#: objects/line_imp.cpp:439 objects/line_imp.cpp:448
 msgid "line"
 msgstr "line"
 
-#: objects/line_imp.cc:440
+#: objects/line_imp.cpp:440
 msgid "Select a Line"
 msgstr "Select a Line"
 
-#: objects/line_imp.cc:449
+#: objects/line_imp.cpp:449
 msgid "Select this line"
 msgstr "Select this line"
 
-#: objects/line_imp.cc:450
+#: objects/line_imp.cpp:450
 #, c-format
 msgid "Select line %1"
 msgstr "Select line %1"
 
-#: objects/line_imp.cc:451
+#: objects/line_imp.cpp:451
 msgid "Remove a Line"
 msgstr "Remove a Line"
 
-#: objects/line_imp.cc:452
+#: objects/line_imp.cpp:452
 msgid "Add a Line"
 msgstr "Add a Line"
 
-#: objects/line_imp.cc:453
+#: objects/line_imp.cpp:453
 msgid "Move a Line"
 msgstr "Move a Line"
 
-#: objects/line_imp.cc:454
+#: objects/line_imp.cpp:454
 msgid "Attach to this line"
 msgstr "Attach to this line"
 
-#: objects/line_imp.cc:455
+#: objects/line_imp.cpp:455
 msgid "Show a Line"
 msgstr "Show a Line"
 
-#: objects/line_imp.cc:456
+#: objects/line_imp.cpp:456
 msgid "Hide a Line"
 msgstr "Hide a Line"
 
-#: objects/line_imp.cc:465
+#: objects/line_imp.cpp:465
 msgid "segment"
 msgstr "segment"
 
-#: objects/line_imp.cc:466
+#: objects/line_imp.cpp:466
 msgid "Select this segment"
 msgstr "Select this segment"
 
-#: objects/line_imp.cc:467
+#: objects/line_imp.cpp:467
 #, c-format
 msgid "Select segment %1"
 msgstr "Select segment %1"
 
-#: objects/line_imp.cc:468
+#: objects/line_imp.cpp:468
 msgid "Remove a Segment"
 msgstr "Remove a Segment"
 
-#: objects/line_imp.cc:469
+#: objects/line_imp.cpp:469
 msgid "Add a Segment"
 msgstr "Add a Segment"
 
-#: objects/line_imp.cc:470
+#: objects/line_imp.cpp:470
 msgid "Move a Segment"
 msgstr "Move a Segment"
 
-#: objects/line_imp.cc:471
+#: objects/line_imp.cpp:471
 msgid "Attach to this segment"
 msgstr "Attach to this segment"
 
-#: objects/line_imp.cc:472
+#: objects/line_imp.cpp:472
 msgid "Show a Segment"
 msgstr "Show a Segment"
 
-#: objects/line_imp.cc:473
+#: objects/line_imp.cpp:473
 msgid "Hide a Segment"
 msgstr "Hide a Segment"
 
-#: objects/line_imp.cc:482
+#: objects/line_imp.cpp:482
 msgid "half-line"
 msgstr "half-line"
 
-#: objects/line_imp.cc:483
+#: objects/line_imp.cpp:483
 msgid "Select this half-line"
 msgstr "Select this half-line"
 
-#: objects/line_imp.cc:484
+#: objects/line_imp.cpp:484
 #, c-format
 msgid "Select half-line %1"
 msgstr "Select half-line %1"
 
-#: objects/line_imp.cc:485
+#: objects/line_imp.cpp:485
 msgid "Remove a Half-Line"
 msgstr "Remove a Half-Line"
 
-#: objects/line_imp.cc:486
+#: objects/line_imp.cpp:486
 msgid "Add a Half-Line"
 msgstr "Add a Half-Line"
 
-#: objects/line_imp.cc:487
+#: objects/line_imp.cpp:487
 msgid "Move a Half-Line"
 msgstr "Move a Half-Line"
 
-#: objects/line_imp.cc:488
+#: objects/line_imp.cpp:488
 msgid "Attach to this half-line"
 msgstr "Attach to this half-line"
 
-#: objects/line_imp.cc:489
+#: objects/line_imp.cpp:489
 msgid "Show a Half-Line"
 msgstr "Show a Half-Line"
 
-#: objects/line_imp.cc:490
+#: objects/line_imp.cpp:490
 msgid "Hide a Half-Line"
 msgstr "Hide a Half-Line"
 
-#: objects/line_type.cc:38
+#: objects/line_type.cpp:38
 msgid "Construct a segment starting at this point"
 msgstr "Construct a segment starting at this point"
 
-#: objects/line_type.cc:39
+#: objects/line_type.cpp:39
 msgid "Select the start point of the new segment..."
 msgstr "Select the start point of the new segment..."
 
-#: objects/line_type.cc:40
+#: objects/line_type.cpp:40
 msgid "Construct a segment ending at this point"
 msgstr "Construct a segment ending at this point"
 
-#: objects/line_type.cc:41
+#: objects/line_type.cpp:41
 msgid "Select the end point of the new segment..."
 msgstr "Select the end point of the new segment..."
 
-#: objects/line_type.cc:66
+#: objects/line_type.cpp:66
 msgid "Construct a line through this point"
 msgstr "Construct a line through this point"
 
-#: objects/line_type.cc:71
+#: objects/line_type.cpp:71
 msgid "Select a point for the line to go through..."
 msgstr "Select a point for the line to go through..."
 
-#: objects/line_type.cc:73
+#: objects/line_type.cpp:73
 msgid "Select another point for the line to go through..."
 msgstr "Select another point for the line to go through..."
 
-#: objects/line_type.cc:98
+#: objects/line_type.cpp:98
 msgid "Construct a half-line starting at this point"
 msgstr "Construct a half-line starting at this point"
 
-#: objects/line_type.cc:103 objects/line_type.cc:301
+#: objects/line_type.cpp:103 objects/line_type.cpp:301
 msgid "Select the start point of the new half-line..."
 msgstr "Select the start point of the new half-line..."
 
-#: objects/line_type.cc:104
+#: objects/line_type.cpp:104
 msgid "Construct a half-line through this point"
 msgstr "Construct a half-line through this point"
 
-#: objects/line_type.cc:105
+#: objects/line_type.cpp:105
 msgid "Select a point for the half-line to go through..."
 msgstr "Select a point for the half-line to go through..."
 
-#: objects/line_type.cc:146
+#: objects/line_type.cpp:146
 msgid "Construct a line parallel to this line"
 msgstr "Construct a line parallel to this line"
 
-#: objects/line_type.cc:147
+#: objects/line_type.cpp:147
 msgid "Select a line parallel to the new line..."
 msgstr "Select a line parallel to the new line..."
 
-#: objects/line_type.cc:148
+#: objects/line_type.cpp:148
 msgid "Construct the parallel line through this point"
 msgstr "Construct the parallel line through this point"
 
-#: objects/line_type.cc:149 objects/line_type.cc:182 objects/line_type.cc:261
+#: objects/line_type.cpp:149 objects/line_type.cpp:182
+#: objects/line_type.cpp:261
 msgid "Select a point for the new line to go through..."
 msgstr "Select a point for the new line to go through..."
 
-#: objects/line_type.cc:179
+#: objects/line_type.cpp:179
 msgid "Construct a line perpendicular to this line"
 msgstr "Construct a line perpendicular to this line"
 
-#: objects/line_type.cc:180
+#: objects/line_type.cpp:180
 msgid "Select a line perpendicular to the new line..."
 msgstr "Select a line perpendicular to the new line..."
 
-#: objects/line_type.cc:181
+#: objects/line_type.cpp:181
 msgid "Construct a perpendicular line through this point"
 msgstr "Construct a perpendicular line through this point"
 
-#: objects/line_type.cc:224
+#: objects/line_type.cpp:224
 msgid "Set &Length..."
 msgstr "Set &Length..."
 
-#: objects/line_type.cc:243
+#: objects/line_type.cpp:243
 msgid "Set Segment Length"
 msgstr "Set Segment Length"
 
-#: objects/line_type.cc:243
+#: objects/line_type.cpp:243
 msgid "Choose the new length: "
 msgstr "Choose the new length: "
 
-#: objects/line_type.cc:251
+#: objects/line_type.cpp:251
 msgid "Resize Segment"
 msgstr "Resize Segment"
 
-#: objects/line_type.cc:258
+#: objects/line_type.cpp:258
 msgid "Construct a line by this vector"
 msgstr "Construct a line by this vector"
 
-#: objects/line_type.cc:259
+#: objects/line_type.cpp:259
 msgid "Select a vector in the direction of the new line..."
 msgstr "Select a vector in the direction of the new line..."
 
-#: objects/line_type.cc:298
+#: objects/line_type.cpp:298
 msgid "Construct a half-line by this vector"
 msgstr "Construct a half-line by this vector"
 
-#: objects/line_type.cc:299
+#: objects/line_type.cpp:299
 msgid "Select a vector in the direction of the new half-line..."
 msgstr "Select a vector in the direction of the new half-line..."
 
-#: objects/locus_imp.cc:357
+#: objects/locus_imp.cpp:357
 msgid "locus"
 msgstr "locus"
 
-#: objects/locus_imp.cc:358
+#: objects/locus_imp.cpp:358
 msgid "Select this locus"
 msgstr "Select this locus"
 
-#: objects/locus_imp.cc:359
+#: objects/locus_imp.cpp:359
 #, c-format
 msgid "Select locus %1"
 msgstr "Select locus %1"
 
-#: objects/locus_imp.cc:360
+#: objects/locus_imp.cpp:360
 msgid "Remove a Locus"
 msgstr "Remove a Locus"
 
-#: objects/locus_imp.cc:361
+#: objects/locus_imp.cpp:361
 msgid "Add a Locus"
 msgstr "Add a Locus"
 
-#: objects/locus_imp.cc:362
+#: objects/locus_imp.cpp:362
 msgid "Move a Locus"
 msgstr "Move a Locus"
 
-#: objects/locus_imp.cc:363
+#: objects/locus_imp.cpp:363
 msgid "Attach to this locus"
 msgstr "Attach to this locus"
 
-#: objects/locus_imp.cc:364
+#: objects/locus_imp.cpp:364
 msgid "Show a Locus"
 msgstr "Show a Locus"
 
-#: objects/locus_imp.cc:365
+#: objects/locus_imp.cpp:365
 msgid "Hide a Locus"
 msgstr "Hide a Locus"
 
-#: objects/object_imp.cc:54
+#: objects/object_imp.cpp:54
 msgid "Object Type"
 msgstr "Object Type"
 
-#: objects/object_imp.cc:266
+#: objects/object_imp.cpp:266
 msgid "Object"
 msgstr "Object"
 
-#: objects/object_imp.cc:267
+#: objects/object_imp.cpp:267
 msgid "Select this object"
 msgstr "Select this object"
 
-#: objects/object_imp.cc:268
+#: objects/object_imp.cpp:268
 #, c-format
 msgid "Select object %1"
 msgstr "Select object %1"
 
-#: objects/object_imp.cc:269
+#: objects/object_imp.cpp:269
 msgid "Remove an object"
 msgstr "Remove an object"
 
-#: objects/object_imp.cc:270
+#: objects/object_imp.cpp:270
 msgid "Add an object"
 msgstr "Add an object"
 
-#: objects/object_imp.cc:271
+#: objects/object_imp.cpp:271
 msgid "Move an object"
 msgstr "Move an object"
 
-#: objects/object_imp.cc:272
+#: objects/object_imp.cpp:272
 msgid "Attach to this object"
 msgstr "Attach to this object"
 
-#: objects/object_imp.cc:273
+#: objects/object_imp.cpp:273
 msgid "Show an object"
 msgstr "Show an object"
 
-#: objects/object_imp.cc:274
+#: objects/object_imp.cpp:274
 msgid "Hide an object"
 msgstr "Hide an object"
 
-#: objects/other_imp.cc:102 objects/other_imp.cc:371
+#: objects/other_imp.cpp:102 objects/other_imp.cpp:371
 msgid "Angle in Radians"
 msgstr "Angle in Radians"
 
-#: objects/other_imp.cc:103 objects/other_imp.cc:370
+#: objects/other_imp.cpp:103 objects/other_imp.cpp:370
 msgid "Angle in Degrees"
 msgstr "Angle in Degrees"
 
-#: objects/other_imp.cc:213
+#: objects/other_imp.cpp:213
 msgid "Midpoint"
 msgstr "Midpoint"
 
-#: objects/other_imp.cc:214
+#: objects/other_imp.cpp:214
 msgid "X length"
 msgstr "X length"
 
-#: objects/other_imp.cc:215
+#: objects/other_imp.cpp:215
 msgid "Y length"
 msgstr "Y length"
 
-#: objects/other_imp.cc:216
+#: objects/other_imp.cpp:216
 msgid "Opposite Vector"
 msgstr "Opposite Vector"
 
-#: objects/other_imp.cc:369
+#: objects/other_imp.cpp:369
 msgid "Angle"
 msgstr "Angle"
 
-#: objects/other_imp.cc:372
+#: objects/other_imp.cpp:372
 msgid "Sector Surface"
 msgstr "Sector Surface"
 
-#: objects/other_imp.cc:373
+#: objects/other_imp.cpp:373
 msgid "Arc Length"
 msgstr "Arc Length"
 
-#: objects/other_imp.cc:557
+#: objects/other_imp.cpp:557
 msgid "angle"
 msgstr "angle"
 
-#: objects/other_imp.cc:558
+#: objects/other_imp.cpp:558
 msgid "Select this angle"
 msgstr "Select this angle"
 
-#: objects/other_imp.cc:559
+#: objects/other_imp.cpp:559
 #, c-format
 msgid "Select angle %1"
 msgstr "Select angle %1"
 
-#: objects/other_imp.cc:560
+#: objects/other_imp.cpp:560
 msgid "Remove an Angle"
 msgstr "Remove an Angle"
 
-#: objects/other_imp.cc:561
+#: objects/other_imp.cpp:561
 msgid "Add an Angle"
 msgstr "Add an Angle"
 
-#: objects/other_imp.cc:562
+#: objects/other_imp.cpp:562
 msgid "Move an Angle"
 msgstr "Move an Angle"
 
-#: objects/other_imp.cc:563
+#: objects/other_imp.cpp:563
 msgid "Attach to this angle"
 msgstr "Attach to this angle"
 
-#: objects/other_imp.cc:564
+#: objects/other_imp.cpp:564
 msgid "Show an Angle"
 msgstr "Show an Angle"
 
-#: objects/other_imp.cc:565
+#: objects/other_imp.cpp:565
 msgid "Hide an Angle"
 msgstr "Hide an Angle"
 
-#: objects/other_imp.cc:573
+#: objects/other_imp.cpp:573
 msgid "vector"
 msgstr "vector"
 
-#: objects/other_imp.cc:574
+#: objects/other_imp.cpp:574
 msgid "Select this vector"
 msgstr "Select this vector"
 
-#: objects/other_imp.cc:575
+#: objects/other_imp.cpp:575
 #, c-format
 msgid "Select vector %1"
 msgstr "Select vector %1"
 
-#: objects/other_imp.cc:576
+#: objects/other_imp.cpp:576
 msgid "Remove a Vector"
 msgstr "Remove a Vector"
 
-#: objects/other_imp.cc:577
+#: objects/other_imp.cpp:577
 msgid "Add a Vector"
 msgstr "Add a Vector"
 
-#: objects/other_imp.cc:578
+#: objects/other_imp.cpp:578
 msgid "Move a Vector"
 msgstr "Move a Vector"
 
-#: objects/other_imp.cc:579
+#: objects/other_imp.cpp:579
 msgid "Attach to this vector"
 msgstr "Attach to this vector"
 
-#: objects/other_imp.cc:580
+#: objects/other_imp.cpp:580
 msgid "Show a Vector"
 msgstr "Show a Vector"
 
-#: objects/other_imp.cc:581
+#: objects/other_imp.cpp:581
 msgid "Hide a Vector"
 msgstr "Hide a Vector"
 
-#: objects/other_imp.cc:589
+#: objects/other_imp.cpp:589
 msgid "arc"
 msgstr "arc"
 
-#: objects/other_imp.cc:590
+#: objects/other_imp.cpp:590
 msgid "Select this arc"
 msgstr "Select this arc"
 
-#: objects/other_imp.cc:591
+#: objects/other_imp.cpp:591
 #, c-format
 msgid "Select arc %1"
 msgstr "Select arc %1"
 
-#: objects/other_imp.cc:592
+#: objects/other_imp.cpp:592
 msgid "Remove an Arc"
 msgstr "Remove an Arc"
 
-#: objects/other_imp.cc:593
+#: objects/other_imp.cpp:593
 msgid "Add an Arc"
 msgstr "Add an Arc"
 
-#: objects/other_imp.cc:594
+#: objects/other_imp.cpp:594
 msgid "Move an Arc"
 msgstr "Move an Arc"
 
-#: objects/other_imp.cc:595
+#: objects/other_imp.cpp:595
 msgid "Attach to this arc"
 msgstr "Attach to this arc"
 
-#: objects/other_imp.cc:596
+#: objects/other_imp.cpp:596
 msgid "Show an Arc"
 msgstr "Show an Arc"
 
-#: objects/other_imp.cc:597
+#: objects/other_imp.cpp:597
 msgid "Hide an Arc"
 msgstr "Hide an Arc"
 
-#: objects/point_imp.cc:75
+#: objects/point_imp.cpp:75
 msgid "Coordinate"
 msgstr "Coordinate"
 
-#: objects/point_imp.cc:76
+#: objects/point_imp.cpp:76
 msgid "X coordinate"
 msgstr "X coordinate"
 
-#: objects/point_imp.cc:77
+#: objects/point_imp.cpp:77
 msgid "Y coordinate"
 msgstr "Y coordinate"
 
-#: objects/point_imp.cc:163
+#: objects/point_imp.cpp:163
 msgid "point"
 msgstr "point"
 
-#: objects/point_imp.cc:164
+#: objects/point_imp.cpp:164
 msgid "Select this point"
 msgstr "Select this point"
 
-#: objects/point_imp.cc:165
+#: objects/point_imp.cpp:165
 #, c-format
 msgid "Select point %1"
 msgstr "Select point %1"
 
-#: objects/point_imp.cc:166
+#: objects/point_imp.cpp:166
 msgid "Remove a Point"
 msgstr "Remove a Point"
 
-#: objects/point_imp.cc:167
+#: objects/point_imp.cpp:167
 msgid "Add a Point"
 msgstr "Add a Point"
 
-#: objects/point_imp.cc:168
+#: objects/point_imp.cpp:168
 msgid "Move a Point"
 msgstr "Move a Point"
 
-#: objects/point_imp.cc:169
+#: objects/point_imp.cpp:169
 msgid "Attach to this point"
 msgstr "Attach to this point"
 
-#: objects/point_imp.cc:170
+#: objects/point_imp.cpp:170
 msgid "Show a Point"
 msgstr "Show a Point"
 
-#: objects/point_imp.cc:171
+#: objects/point_imp.cpp:171
 msgid "Hide a Point"
 msgstr "Hide a Point"
 
-#: objects/point_type.cc:261 objects/point_type.cc:263
+#: objects/point_type.cpp:261 objects/point_type.cpp:263
 msgid "Construct the midpoint of this point and another point"
 msgstr "Construct the midpoint of this point and another point"
 
-#: objects/point_type.cc:262
+#: objects/point_type.cpp:262
 msgid ""
 "Select the first of the two points of which you want to construct the "
 "midpoint..."
@@ -2953,7 +2958,7 @@ msgstr ""
 "Select the first of the two points of which you want to construct the "
 "midpoint..."
 
-#: objects/point_type.cc:264
+#: objects/point_type.cpp:264
 msgid ""
 "Select the other of the two points of which you want to construct the "
 "midpoint..."
@@ -2961,634 +2966,634 @@ msgstr ""
 "Select the other of the two points of which you want to construct the "
 "midpoint..."
 
-#: objects/point_type.cc:366
+#: objects/point_type.cpp:366
 msgid "Set &Coordinate..."
 msgstr "Set &Coordinate..."
 
-#: objects/point_type.cc:367 objects/point_type.cc:375
+#: objects/point_type.cpp:367 objects/point_type.cpp:375
 msgid "Redefine"
 msgstr "Redefine"
 
-#: objects/point_type.cc:374
+#: objects/point_type.cpp:374
 msgid "Set &Parameter..."
 msgstr "Set &Parameter..."
 
-#: objects/point_type.cc:397
+#: objects/point_type.cpp:397
 msgid "Set Coordinate"
 msgstr "Set Coordinate"
 
-#: objects/point_type.cc:398
+#: objects/point_type.cpp:398
 msgid "Enter the new coordinate."
 msgstr "Enter the new coordinate."
 
-#: objects/point_type.cc:439
+#: objects/point_type.cpp:439
 msgid "Set Point Parameter"
 msgstr "Set Point Parameter"
 
-#: objects/point_type.cc:439
+#: objects/point_type.cpp:439
 msgid "Choose the new parameter: "
 msgstr "Choose the new parameter: "
 
-#: objects/point_type.cc:445
+#: objects/point_type.cpp:445
 msgid "Change Parameter of Constrained Point"
 msgstr "Change Parameter of Constrained Point"
 
-#: objects/point_type.cc:635
+#: objects/point_type.cpp:635
 msgid "Select the circle on which to transport a measure..."
 msgstr "Select the circle on which to transport a measure..."
 
-#: objects/point_type.cc:637
+#: objects/point_type.cpp:637
 msgid "Select a point on the circle..."
 msgstr "Select a point on the circle..."
 
-#: objects/point_type.cc:639
+#: objects/point_type.cpp:639
 msgid "Select the segment to transport on the circle..."
 msgstr "Select the segment to transport on the circle..."
 
-#: objects/polygon_imp.cc:225
+#: objects/polygon_imp.cpp:225
 msgid "Number of sides"
 msgstr "Number of sides"
 
-#: objects/polygon_imp.cc:226
+#: objects/polygon_imp.cpp:226
 msgid "Perimeter"
 msgstr "Perimeter"
 
-#: objects/polygon_imp.cc:228
+#: objects/polygon_imp.cpp:228
 msgid "Center of Mass of the Vertices"
 msgstr "Centre of Mass of the Vertices"
 
-#: objects/polygon_imp.cc:229
+#: objects/polygon_imp.cpp:229
 msgid "Winding Number"
 msgstr "Winding Number"
 
-#: objects/polygon_imp.cc:342
+#: objects/polygon_imp.cpp:342
 msgid "polygon"
 msgstr "polygon"
 
-#: objects/polygon_imp.cc:343
+#: objects/polygon_imp.cpp:343
 msgid "Select this polygon"
 msgstr "Select this polygon"
 
-#: objects/polygon_imp.cc:344
+#: objects/polygon_imp.cpp:344
 #, c-format
 msgid "Select polygon %1"
 msgstr "Select polygon %1"
 
-#: objects/polygon_imp.cc:345
+#: objects/polygon_imp.cpp:345
 msgid "Remove a Polygon"
 msgstr "Remove a Polygon"
 
-#: objects/polygon_imp.cc:346
+#: objects/polygon_imp.cpp:346
 msgid "Add a Polygon"
 msgstr "Add a Polygon"
 
-#: objects/polygon_imp.cc:347
+#: objects/polygon_imp.cpp:347
 msgid "Move a Polygon"
 msgstr "Move a Polygon"
 
-#: objects/polygon_imp.cc:348
+#: objects/polygon_imp.cpp:348
 msgid "Attach to this polygon"
 msgstr "Attach to this polygon"
 
-#: objects/polygon_imp.cc:349
+#: objects/polygon_imp.cpp:349
 msgid "Show a Polygon"
 msgstr "Show a Polygon"
 
-#: objects/polygon_imp.cc:350
+#: objects/polygon_imp.cpp:350
 msgid "Hide a Polygon"
 msgstr "Hide a Polygon"
 
-#: objects/polygon_imp.cc:360
+#: objects/polygon_imp.cpp:360
 msgid "triangle"
 msgstr "triangle"
 
-#: objects/polygon_imp.cc:361
+#: objects/polygon_imp.cpp:361
 msgid "Select this triangle"
 msgstr "Select this triangle"
 
-#: objects/polygon_imp.cc:362
+#: objects/polygon_imp.cpp:362
 #, c-format
 msgid "Select triangle %1"
 msgstr "Select triangle %1"
 
-#: objects/polygon_imp.cc:363
+#: objects/polygon_imp.cpp:363
 msgid "Remove a Triangle"
 msgstr "Remove a Triangle"
 
-#: objects/polygon_imp.cc:364
+#: objects/polygon_imp.cpp:364
 msgid "Add a Triangle"
 msgstr "Add a Triangle"
 
-#: objects/polygon_imp.cc:365
+#: objects/polygon_imp.cpp:365
 msgid "Move a Triangle"
 msgstr "Move a Triangle"
 
-#: objects/polygon_imp.cc:366
+#: objects/polygon_imp.cpp:366
 msgid "Attach to this triangle"
 msgstr "Attach to this triangle"
 
-#: objects/polygon_imp.cc:367
+#: objects/polygon_imp.cpp:367
 msgid "Show a Triangle"
 msgstr "Show a Triangle"
 
-#: objects/polygon_imp.cc:368
+#: objects/polygon_imp.cpp:368
 msgid "Hide a Triangle"
 msgstr "Hide a Triangle"
 
-#: objects/polygon_imp.cc:378
+#: objects/polygon_imp.cpp:378
 msgid "quadrilateral"
 msgstr "quadrilateral"
 
-#: objects/polygon_imp.cc:379
+#: objects/polygon_imp.cpp:379
 msgid "Select this quadrilateral"
 msgstr "Select this quadrilateral"
 
-#: objects/polygon_imp.cc:380
+#: objects/polygon_imp.cpp:380
 #, c-format
 msgid "Select quadrilateral %1"
 msgstr "Select quadrilateral %1"
 
-#: objects/polygon_imp.cc:381
+#: objects/polygon_imp.cpp:381
 msgid "Remove a Quadrilateral"
 msgstr "Remove a Quadrilateral"
 
-#: objects/polygon_imp.cc:382
+#: objects/polygon_imp.cpp:382
 msgid "Add a Quadrilateral"
 msgstr "Add a Quadrilateral"
 
-#: objects/polygon_imp.cc:383
+#: objects/polygon_imp.cpp:383
 msgid "Move a Quadrilateral"
 msgstr "Move a Quadrilateral"
 
-#: objects/polygon_imp.cc:384
+#: objects/polygon_imp.cpp:384
 msgid "Attach to this quadrilateral"
 msgstr "Attach to this quadrilateral"
 
-#: objects/polygon_imp.cc:385
+#: objects/polygon_imp.cpp:385
 msgid "Show a Quadrilateral"
 msgstr "Show a Quadrilateral"
 
-#: objects/polygon_imp.cc:386
+#: objects/polygon_imp.cpp:386
 msgid "Hide a Quadrilateral"
 msgstr "Hide a Quadrilateral"
 
-#: objects/polygon_type.cc:36
+#: objects/polygon_type.cpp:36
 msgid "Construct a triangle with this vertex"
 msgstr "Construct a triangle with this vertex"
 
-#: objects/polygon_type.cc:37
+#: objects/polygon_type.cpp:37
 msgid "Select a point to be a vertex of the new triangle..."
 msgstr "Select a point to be a vertex of the new triangle..."
 
-#: objects/polygon_type.cc:406
+#: objects/polygon_type.cpp:406
 msgid "Intersect this polygon with a line"
 msgstr "Intersect this polygon with a line"
 
-#: objects/polygon_type.cc:407
+#: objects/polygon_type.cpp:407
 msgid "Select the polygon of which you want the intersection with a line..."
 msgstr "Select the polygon of which you want the intersection with a line..."
 
-#: objects/polygon_type.cc:543
+#: objects/polygon_type.cpp:543
 msgid "Construct the vertices of this polygon"
 msgstr "Construct the vertices of this polygon"
 
-#: objects/polygon_type.cc:544
+#: objects/polygon_type.cpp:544
 msgid "Select the polygon of which you want to construct the vertices..."
 msgstr "Select the polygon of which you want to construct the vertices..."
 
-#: objects/polygon_type.cc:586
+#: objects/polygon_type.cpp:586
 msgid "Construct the sides of this polygon"
 msgstr "Construct the sides of this polygon"
 
-#: objects/polygon_type.cc:587
+#: objects/polygon_type.cpp:587
 msgid "Select the polygon of which you want to construct the sides..."
 msgstr "Select the polygon of which you want to construct the sides..."
 
-#: objects/polygon_type.cc:632
+#: objects/polygon_type.cpp:632
 msgid "Construct the convex hull of this polygon"
 msgstr "Construct the convex hull of this polygon"
 
-#: objects/polygon_type.cc:633
+#: objects/polygon_type.cpp:633
 msgid "Select the polygon of which you want to construct the convex hull..."
 msgstr "Select the polygon of which you want to construct the convex hull..."
 
-#: objects/special_calcers.cc:23
+#: objects/special_calcers.cpp:23
 msgid "Project this point onto the circle"
 msgstr "Project this point onto the circle"
 
-#: objects/tangent_type.cc:38
+#: objects/tangent_type.cpp:38
 msgid "Select the point for the tangent to go through..."
 msgstr "Select the point for the tangent to go through..."
 
-#: objects/tests_type.cc:30
+#: objects/tests_type.cpp:30
 msgid "Is this line parallel?"
 msgstr "Is this line parallel?"
 
-#: objects/tests_type.cc:31
+#: objects/tests_type.cpp:31
 msgid "Select the first of the two possibly parallel lines..."
 msgstr "Select the first of the two possibly parallel lines..."
 
-#: objects/tests_type.cc:32
+#: objects/tests_type.cpp:32
 msgid "Parallel to this line?"
 msgstr "Parallel to this line?"
 
-#: objects/tests_type.cc:33
+#: objects/tests_type.cpp:33
 msgid "Select the other of the two possibly parallel lines..."
 msgstr "Select the other of the two possibly parallel lines..."
 
-#: objects/tests_type.cc:61
+#: objects/tests_type.cpp:61
 msgid "These lines are parallel."
 msgstr "These lines are parallel."
 
-#: objects/tests_type.cc:63
+#: objects/tests_type.cpp:63
 msgid "These lines are not parallel."
 msgstr "These lines are not parallel."
 
-#: objects/tests_type.cc:74
+#: objects/tests_type.cpp:74
 msgid "Is this line orthogonal?"
 msgstr "Is this line orthogonal?"
 
-#: objects/tests_type.cc:75
+#: objects/tests_type.cpp:75
 msgid "Select the first of the two possibly orthogonal lines..."
 msgstr "Select the first of the two possibly orthogonal lines..."
 
-#: objects/tests_type.cc:76
+#: objects/tests_type.cpp:76
 msgid "Orthogonal to this line?"
 msgstr "Orthogonal to this line?"
 
-#: objects/tests_type.cc:77
+#: objects/tests_type.cpp:77
 msgid "Select the other of the two possibly orthogonal lines..."
 msgstr "Select the other of the two possibly orthogonal lines..."
 
-#: objects/tests_type.cc:105
+#: objects/tests_type.cpp:105
 msgid "These lines are orthogonal."
 msgstr "These lines are orthogonal."
 
-#: objects/tests_type.cc:107
+#: objects/tests_type.cpp:107
 msgid "These lines are not orthogonal."
 msgstr "These lines are not orthogonal."
 
-#: objects/tests_type.cc:118
+#: objects/tests_type.cpp:118
 msgid "Check collinearity of this point"
 msgstr "Check collinearity of this point"
 
-#: objects/tests_type.cc:119
+#: objects/tests_type.cpp:119
 msgid "Select the first of the three possibly collinear points..."
 msgstr "Select the first of the three possibly collinear points..."
 
-#: objects/tests_type.cc:120
+#: objects/tests_type.cpp:120
 msgid "and this second point"
 msgstr "and this second point"
 
-#: objects/tests_type.cc:121
+#: objects/tests_type.cpp:121
 msgid "Select the second of the three possibly collinear points..."
 msgstr "Select the second of the three possibly collinear points..."
 
-#: objects/tests_type.cc:122
+#: objects/tests_type.cpp:122
 msgid "with this third point"
 msgstr "with this third point"
 
-#: objects/tests_type.cc:123
+#: objects/tests_type.cpp:123
 msgid "Select the last of the three possibly collinear points..."
 msgstr "Select the last of the three possibly collinear points..."
 
-#: objects/tests_type.cc:152
+#: objects/tests_type.cpp:152
 msgid "These points are collinear."
 msgstr "These points are collinear."
 
-#: objects/tests_type.cc:154
+#: objects/tests_type.cpp:154
 msgid "These points are not collinear."
 msgstr "These points are not collinear."
 
-#: objects/tests_type.cc:164
+#: objects/tests_type.cpp:164
 msgid "Check whether this point is on a curve"
 msgstr "Check whether this point is on a curve"
 
-#: objects/tests_type.cc:165 objects/tests_type.cc:211
+#: objects/tests_type.cpp:165 objects/tests_type.cpp:211
 msgid "Select the point you want to test..."
 msgstr "Select the point you want to test..."
 
-#: objects/tests_type.cc:166
+#: objects/tests_type.cpp:166
 msgid "Check whether the point is on this curve"
 msgstr "Check whether the point is on this curve"
 
-#: objects/tests_type.cc:167
+#: objects/tests_type.cpp:167
 msgid "Select the curve that the point might be on..."
 msgstr "Select the curve that the point might be on..."
 
-#: objects/tests_type.cc:194
+#: objects/tests_type.cpp:194
 msgid "This curve contains the point."
 msgstr "This curve contains the point."
 
-#: objects/tests_type.cc:196
+#: objects/tests_type.cpp:196
 msgid "This curve does not contain the point."
 msgstr "This curve does not contain the point."
 
-#: objects/tests_type.cc:210
+#: objects/tests_type.cpp:210
 msgid "Check whether this point is in a polygon"
 msgstr "Check whether this point is in a polygon"
 
-#: objects/tests_type.cc:212
+#: objects/tests_type.cpp:212
 msgid "Check whether the point is in this polygon"
 msgstr "Check whether the point is in this polygon"
 
-#: objects/tests_type.cc:213
+#: objects/tests_type.cpp:213
 msgid "Select the polygon that the point might be in..."
 msgstr "Select the polygon that the point might be in..."
 
-#: objects/tests_type.cc:240
+#: objects/tests_type.cpp:240
 msgid "This polygon contains the point."
 msgstr "This polygon contains the point."
 
-#: objects/tests_type.cc:242
+#: objects/tests_type.cpp:242
 msgid "This polygon does not contain the point."
 msgstr "This polygon does not contain the point."
 
-#: objects/tests_type.cc:256
+#: objects/tests_type.cpp:256
 msgid "Check whether this polygon is convex"
 msgstr "Check whether this polygon is convex"
 
-#: objects/tests_type.cc:257
+#: objects/tests_type.cpp:257
 msgid "Select the polygon you want to test for convexity..."
 msgstr "Select the polygon you want to test for convexity..."
 
-#: objects/tests_type.cc:283
+#: objects/tests_type.cpp:283
 msgid "This polygon is convex."
 msgstr "This polygon is convex."
 
-#: objects/tests_type.cc:285
+#: objects/tests_type.cpp:285
 msgid "This polygon is not convex."
 msgstr "This polygon is not convex."
 
-#: objects/tests_type.cc:299
+#: objects/tests_type.cpp:299
 msgid "Check if this point has the same distance"
 msgstr "Check if this point has the same distance"
 
-#: objects/tests_type.cc:300
+#: objects/tests_type.cpp:300
 msgid ""
 "Select the point which might have the same distance from two other points..."
 msgstr ""
 "Select the point which might have the same distance from two other points..."
 
-#: objects/tests_type.cc:301
+#: objects/tests_type.cpp:301
 msgid "from this point"
 msgstr "from this point"
 
-#: objects/tests_type.cc:302
+#: objects/tests_type.cpp:302
 msgid "Select the first of the two other points..."
 msgstr "Select the first of the two other points..."
 
-#: objects/tests_type.cc:303
+#: objects/tests_type.cpp:303
 msgid "and from this second point"
 msgstr "and from this second point"
 
-#: objects/tests_type.cc:304
+#: objects/tests_type.cpp:304
 msgid "Select the other of the two other points..."
 msgstr "Select the other of the two other points..."
 
-#: objects/tests_type.cc:332
+#: objects/tests_type.cpp:332
 msgid "The two distances are the same."
 msgstr "The two distances are the same."
 
-#: objects/tests_type.cc:334
+#: objects/tests_type.cpp:334
 msgid "The two distances are not the same."
 msgstr "The two distances are not the same."
 
-#: objects/tests_type.cc:344
+#: objects/tests_type.cpp:344
 msgid "Check whether this vector is equal to another vector"
 msgstr "Check whether this vector is equal to another vector"
 
-#: objects/tests_type.cc:345
+#: objects/tests_type.cpp:345
 msgid "Select the first of the two possibly equal vectors..."
 msgstr "Select the first of the two possibly equal vectors..."
 
-#: objects/tests_type.cc:346
+#: objects/tests_type.cpp:346
 msgid "Check whether this vector is equal to the other vector"
 msgstr "Check whether this vector is equal to the other vector"
 
-#: objects/tests_type.cc:347
+#: objects/tests_type.cpp:347
 msgid "Select the other of the two possibly equal vectors..."
 msgstr "Select the other of the two possibly equal vectors..."
 
-#: objects/tests_type.cc:374
+#: objects/tests_type.cpp:374
 msgid "The two vectors are the same."
 msgstr "The two vectors are the same."
 
-#: objects/tests_type.cc:376
+#: objects/tests_type.cpp:376
 msgid "The two vectors are not the same."
 msgstr "The two vectors are not the same."
 
-#: objects/text_imp.cc:84
+#: objects/text_imp.cpp:84
 msgid "Text"
 msgstr "Text"
 
-#: objects/text_imp.cc:147
+#: objects/text_imp.cpp:147
 msgid "label"
 msgstr "label"
 
-#: objects/text_imp.cc:148
+#: objects/text_imp.cpp:148
 msgid "Select this label"
 msgstr "Select this label"
 
-#: objects/text_imp.cc:149
+#: objects/text_imp.cpp:149
 #, c-format
 msgid "Select label %1"
 msgstr "Select label %1"
 
-#: objects/text_imp.cc:150
+#: objects/text_imp.cpp:150
 msgid "Remove a Label"
 msgstr "Remove a Label"
 
-#: objects/text_imp.cc:151
+#: objects/text_imp.cpp:151
 msgid "Add a Label"
 msgstr "Add a Label"
 
-#: objects/text_imp.cc:152
+#: objects/text_imp.cpp:152
 msgid "Move a Label"
 msgstr "Move a Label"
 
-#: objects/text_imp.cc:153
+#: objects/text_imp.cpp:153
 msgid "Attach to this label"
 msgstr "Attach to this label"
 
-#: objects/text_imp.cc:154
+#: objects/text_imp.cpp:154
 msgid "Show a Label"
 msgstr "Show a Label"
 
-#: objects/text_imp.cc:155
+#: objects/text_imp.cpp:155
 msgid "Hide a Label"
 msgstr "Hide a Label"
 
-#: objects/text_type.cc:126
+#: objects/text_type.cpp:126
 msgid "&Copy Text"
 msgstr "&Copy Text"
 
-#: objects/text_type.cc:127
+#: objects/text_type.cpp:127
 msgid "&Toggle Frame"
 msgstr "&Toggle Frame"
 
-#: objects/text_type.cc:128
+#: objects/text_type.cpp:128
 msgid "&Redefine..."
 msgstr "&Redefine..."
 
-#: objects/text_type.cc:157
+#: objects/text_type.cpp:157
 msgid "Toggle Label Frame"
 msgstr "Toggle Label Frame"
 
-#: objects/transform_types.cc:32
+#: objects/transform_types.cpp:32
 msgid "Translate this object"
 msgstr "Translate this object"
 
-#: objects/transform_types.cc:33
+#: objects/transform_types.cpp:33
 msgid "Select the object to translate..."
 msgstr "Select the object to translate..."
 
-#: objects/transform_types.cc:34
+#: objects/transform_types.cpp:34
 msgid "Translate by this vector"
 msgstr "Translate by this vector"
 
-#: objects/transform_types.cc:35
+#: objects/transform_types.cpp:35
 msgid "Select the vector to translate by..."
 msgstr "Select the vector to translate by..."
 
-#: objects/transform_types.cc:67 objects/transform_types.cc:102
+#: objects/transform_types.cpp:67 objects/transform_types.cpp:102
 msgid "Reflect this object"
 msgstr "Reflect this object"
 
-#: objects/transform_types.cc:68 objects/transform_types.cc:103
+#: objects/transform_types.cpp:68 objects/transform_types.cpp:103
 msgid "Select the object to reflect..."
 msgstr "Select the object to reflect..."
 
-#: objects/transform_types.cc:69
+#: objects/transform_types.cpp:69
 msgid "Reflect in this point"
 msgstr "Reflect in this point"
 
-#: objects/transform_types.cc:70
+#: objects/transform_types.cpp:70
 msgid "Select the point to reflect in..."
 msgstr "Select the point to reflect in..."
 
-#: objects/transform_types.cc:104
+#: objects/transform_types.cpp:104
 msgid "Reflect in this line"
 msgstr "Reflect in this line"
 
-#: objects/transform_types.cc:105
+#: objects/transform_types.cpp:105
 msgid "Select the line to reflect in..."
 msgstr "Select the line to reflect in..."
 
-#: objects/transform_types.cc:137
+#: objects/transform_types.cpp:137
 msgid "Rotate this object"
 msgstr "Rotate this object"
 
-#: objects/transform_types.cc:138
+#: objects/transform_types.cpp:138
 msgid "Select the object to rotate..."
 msgstr "Select the object to rotate..."
 
-#: objects/transform_types.cc:139
+#: objects/transform_types.cpp:139
 msgid "Rotate around this point"
 msgstr "Rotate around this point"
 
-#: objects/transform_types.cc:140
+#: objects/transform_types.cpp:140
 msgid "Select the center point of the rotation..."
 msgstr "Select the centre point of the rotation..."
 
-#: objects/transform_types.cc:141
+#: objects/transform_types.cpp:141
 msgid "Rotate by this angle"
 msgstr "Rotate by this angle"
 
-#: objects/transform_types.cc:142
+#: objects/transform_types.cpp:142
 msgid "Select the angle of the rotation..."
 msgstr "Select the angle of the rotation..."
 
-#: objects/transform_types.cc:174 objects/transform_types.cc:211
-#: objects/transform_types.cc:251 objects/transform_types.cc:285
+#: objects/transform_types.cpp:174 objects/transform_types.cpp:211
+#: objects/transform_types.cpp:251 objects/transform_types.cpp:285
 msgid "Scale this object"
 msgstr "Scale this object"
 
-#: objects/transform_types.cc:175 objects/transform_types.cc:212
+#: objects/transform_types.cpp:175 objects/transform_types.cpp:212
 msgid "Select the object to scale..."
 msgstr "Select the object to scale..."
 
-#: objects/transform_types.cc:176 objects/transform_types.cc:213
+#: objects/transform_types.cpp:176 objects/transform_types.cpp:213
 msgid "Scale with this center"
 msgstr "Scale with this centre"
 
-#: objects/transform_types.cc:177 objects/transform_types.cc:214
+#: objects/transform_types.cpp:177 objects/transform_types.cpp:214
 msgid "Select the center point of the scaling..."
 msgstr "Select the centre point of the scaling..."
 
-#: objects/transform_types.cc:178 objects/transform_types.cc:253
+#: objects/transform_types.cpp:178 objects/transform_types.cpp:253
 msgid "Scale by the length of this segment"
 msgstr "Scale by the length of this segment"
 
-#: objects/transform_types.cc:179
+#: objects/transform_types.cpp:179
 msgid "Select a segment whose length is the factor of the scaling..."
 msgstr "Select a segment whose length is the factor of the scaling..."
 
-#: objects/transform_types.cc:215 objects/transform_types.cc:287
+#: objects/transform_types.cpp:215 objects/transform_types.cpp:287
 msgid "Scale the length of this segment..."
 msgstr "Scale the length of this segment..."
 
-#: objects/transform_types.cc:216
+#: objects/transform_types.cpp:216
 msgid ""
 "Select the first of two segments whose ratio is the factor of the scaling..."
 msgstr ""
 "Select the first of two segments whose ratio is the factor of the scaling..."
 
-#: objects/transform_types.cc:217
+#: objects/transform_types.cpp:217
 msgid "...to the length of this other segment"
 msgstr "...to the length of this other segment"
 
-#: objects/transform_types.cc:218
+#: objects/transform_types.cpp:218
 msgid ""
 "Select the second of two segments whose ratio is the factor of the scaling..."
 msgstr ""
 "Select the second of two segments whose ratio is the factor of the scaling..."
 
-#: objects/transform_types.cc:251 objects/transform_types.cc:285
+#: objects/transform_types.cpp:251 objects/transform_types.cpp:285
 msgid "Select the object to scale"
 msgstr "Select the object to scale"
 
-#: objects/transform_types.cc:252 objects/transform_types.cc:286
+#: objects/transform_types.cpp:252 objects/transform_types.cpp:286
 msgid "Scale over this line"
 msgstr "Scale over this line"
 
-#: objects/transform_types.cc:252 objects/transform_types.cc:286
+#: objects/transform_types.cpp:252 objects/transform_types.cpp:286
 msgid "Select the line to scale over"
 msgstr "Select the line to scale over"
 
-#: objects/transform_types.cc:253
+#: objects/transform_types.cpp:253
 msgid "Select a segment whose length is the factor for the scaling"
 msgstr "Select a segment whose length is the factor for the scaling"
 
-#: objects/transform_types.cc:287
+#: objects/transform_types.cpp:287
 msgid ""
 "Select the first of two segments whose ratio is the factor for the scaling"
 msgstr ""
 "Select the first of two segments whose ratio is the factor for the scaling"
 
-#: objects/transform_types.cc:288
+#: objects/transform_types.cpp:288
 msgid "...to the length of this segment"
 msgstr "...to the length of this segment"
 
-#: objects/transform_types.cc:288
+#: objects/transform_types.cpp:288
 msgid ""
 "Select the second of two segments whose ratio is the factor for the scaling"
 msgstr ""
 "Select the second of two segments whose ratio is the factor for the scaling"
 
-#: objects/transform_types.cc:321
+#: objects/transform_types.cpp:321
 msgid "Projectively rotate this object"
 msgstr "Projectively rotate this object"
 
-#: objects/transform_types.cc:321
+#: objects/transform_types.cpp:321
 msgid "Select the object to rotate projectively"
 msgstr "Select the object to rotate projectively"
 
-#: objects/transform_types.cc:322
+#: objects/transform_types.cpp:322
 msgid "Projectively rotate with this half-line"
 msgstr "Projectively rotate with this half-line"
 
-#: objects/transform_types.cc:322
+#: objects/transform_types.cpp:322
 msgid ""
 "Select the half line of the projective rotation that you want to apply to "
 "the object"
@@ -3596,11 +3601,11 @@ msgstr ""
 "Select the half line of the projective rotation that you want to apply to "
 "the object"
 
-#: objects/transform_types.cc:323
+#: objects/transform_types.cpp:323
 msgid "Projectively rotate by this angle"
 msgstr "Projectively rotate by this angle"
 
-#: objects/transform_types.cc:323
+#: objects/transform_types.cpp:323
 msgid ""
 "Select the angle of the projective rotation that you want to apply to the "
 "object"
@@ -3608,50 +3613,50 @@ msgstr ""
 "Select the angle of the projective rotation that you want to apply to the "
 "object"
 
-#: objects/transform_types.cc:358
+#: objects/transform_types.cpp:358
 msgid "Harmonic Homology of this object"
 msgstr "Harmonic Homology of this object"
 
-#: objects/transform_types.cc:359 objects/transform_types.cc:396
-#: objects/transform_types.cc:438 objects/transform_types.cc:495
-#: objects/transform_types.cc:537 objects/transform_types.cc:860
+#: objects/transform_types.cpp:359 objects/transform_types.cpp:396
+#: objects/transform_types.cpp:438 objects/transform_types.cpp:495
+#: objects/transform_types.cpp:537 objects/transform_types.cpp:860
 msgid "Select the object to transform..."
 msgstr "Select the object to transform..."
 
-#: objects/transform_types.cc:360
+#: objects/transform_types.cpp:360
 msgid "Harmonic Homology with this center"
 msgstr "Harmonic Homology with this centre"
 
-#: objects/transform_types.cc:361
+#: objects/transform_types.cpp:361
 msgid "Select the center point of the harmonic homology..."
 msgstr "Select the centre point of the harmonic homology..."
 
-#: objects/transform_types.cc:362
+#: objects/transform_types.cpp:362
 msgid "Harmonic Homology with this axis"
 msgstr "Harmonic Homology with this axis"
 
-#: objects/transform_types.cc:363
+#: objects/transform_types.cpp:363
 msgid "Select the axis of the harmonic homology..."
 msgstr "Select the axis of the harmonic homology..."
 
-#: objects/transform_types.cc:395 objects/transform_types.cc:437
+#: objects/transform_types.cpp:395 objects/transform_types.cpp:437
 msgid "Generic affinity of this object"
 msgstr "Generic affinity of this object"
 
-#: objects/transform_types.cc:397
+#: objects/transform_types.cpp:397
 msgid "Map this triangle"
 msgstr "Map this triangle"
 
-#: objects/transform_types.cc:398
+#: objects/transform_types.cpp:398
 msgid "Select the triangle that has to be transformed onto a given triangle..."
 msgstr ""
 "Select the triangle that has to be transformed onto a given triangle..."
 
-#: objects/transform_types.cc:399
+#: objects/transform_types.cpp:399
 msgid "onto this other triangle"
 msgstr "onto this other triangle"
 
-#: objects/transform_types.cc:400
+#: objects/transform_types.cpp:400
 msgid ""
 "Select the triangle that is the image by the affinity of the first "
 "triangle..."
@@ -3659,69 +3664,69 @@ msgstr ""
 "Select the triangle that is the image by the affinity of the first "
 "triangle..."
 
-#: objects/transform_types.cc:439
+#: objects/transform_types.cpp:439
 msgid "First of 3 starting points"
 msgstr "First of 3 starting points"
 
-#: objects/transform_types.cc:440
+#: objects/transform_types.cpp:440
 msgid ""
 "Select the first of the three starting points of the generic affinity..."
 msgstr ""
 "Select the first of the three starting points of the generic affinity..."
 
-#: objects/transform_types.cc:441
+#: objects/transform_types.cpp:441
 msgid "Second of 3 starting points"
 msgstr "Second of 3 starting points"
 
-#: objects/transform_types.cc:442
+#: objects/transform_types.cpp:442
 msgid ""
 "Select the second of the three starting points of the generic affinity..."
 msgstr ""
 "Select the second of the three starting points of the generic affinity..."
 
-#: objects/transform_types.cc:443
+#: objects/transform_types.cpp:443
 msgid "Third of 3 starting points"
 msgstr "Third of 3 starting points"
 
-#: objects/transform_types.cc:444
+#: objects/transform_types.cpp:444
 msgid ""
 "Select the third of the three starting points of the generic affinity..."
 msgstr ""
 "Select the third of the three starting points of the generic affinity..."
 
-#: objects/transform_types.cc:445 objects/transform_types.cc:546
+#: objects/transform_types.cpp:445 objects/transform_types.cpp:546
 msgid "Transformed position of first point"
 msgstr "Transformed position of first point"
 
-#: objects/transform_types.cc:446
+#: objects/transform_types.cpp:446
 msgid "Select the first of the three end points of the generic affinity..."
 msgstr "Select the first of the three end points of the generic affinity..."
 
-#: objects/transform_types.cc:447 objects/transform_types.cc:548
+#: objects/transform_types.cpp:447 objects/transform_types.cpp:548
 msgid "Transformed position of second point"
 msgstr "Transformed position of second point"
 
-#: objects/transform_types.cc:448
+#: objects/transform_types.cpp:448
 msgid "Select the second of the three end points of the generic affinity..."
 msgstr "Select the second of the three end points of the generic affinity..."
 
-#: objects/transform_types.cc:449 objects/transform_types.cc:550
+#: objects/transform_types.cpp:449 objects/transform_types.cpp:550
 msgid "Transformed position of third point"
 msgstr "Transformed position of third point"
 
-#: objects/transform_types.cc:450
+#: objects/transform_types.cpp:450
 msgid "Select the third of the three end points of the generic affinity..."
 msgstr "Select the third of the three end points of the generic affinity..."
 
-#: objects/transform_types.cc:494 objects/transform_types.cc:536
+#: objects/transform_types.cpp:494 objects/transform_types.cpp:536
 msgid "Generic projective transformation of this object"
 msgstr "Generic projective transformation of this object"
 
-#: objects/transform_types.cc:496
+#: objects/transform_types.cpp:496
 msgid "Map this quadrilateral"
 msgstr "Map this quadrilateral"
 
-#: objects/transform_types.cc:497
+#: objects/transform_types.cpp:497
 msgid ""
 "Select the quadrilateral that has to be transformed onto a given "
 "quadrilateral..."
@@ -3729,11 +3734,11 @@ msgstr ""
 "Select the quadrilateral that has to be transformed onto a given "
 "quadrilateral..."
 
-#: objects/transform_types.cc:498
+#: objects/transform_types.cpp:498
 msgid "onto this other quadrilateral"
 msgstr "onto this other quadrilateral"
 
-#: objects/transform_types.cc:499
+#: objects/transform_types.cpp:499
 msgid ""
 "Select the quadrilateral that is the image by the projective transformation "
 "of the first quadrilateral..."
@@ -3741,184 +3746,184 @@ msgstr ""
 "Select the quadrilateral that is the image by the projective transformation "
 "of the first quadrilateral..."
 
-#: objects/transform_types.cc:538
+#: objects/transform_types.cpp:538
 msgid "First of 4 starting points"
 msgstr "First of 4 starting points"
 
-#: objects/transform_types.cc:539
+#: objects/transform_types.cpp:539
 msgid ""
 "Select the first of the four starting points of the generic projectivity..."
 msgstr ""
 "Select the first of the four starting points of the generic projectivity..."
 
-#: objects/transform_types.cc:540
+#: objects/transform_types.cpp:540
 msgid "Second of 4 starting points"
 msgstr "Second of 4 starting points"
 
-#: objects/transform_types.cc:541
+#: objects/transform_types.cpp:541
 msgid ""
 "Select the second of the four starting points of the generic projectivity..."
 msgstr ""
 "Select the second of the four starting points of the generic projectivity..."
 
-#: objects/transform_types.cc:542
+#: objects/transform_types.cpp:542
 msgid "Third of 4 starting points"
 msgstr "Third of 4 starting points"
 
-#: objects/transform_types.cc:543
+#: objects/transform_types.cpp:543
 msgid ""
 "Select the third of the four starting points of the generic projectivity..."
 msgstr ""
 "Select the third of the four starting points of the generic projectivity..."
 
-#: objects/transform_types.cc:544
+#: objects/transform_types.cpp:544
 msgid "Fourth of 4 starting points"
 msgstr "Fourth of 4 starting points"
 
-#: objects/transform_types.cc:545
+#: objects/transform_types.cpp:545
 msgid ""
 "Select the fourth of the four starting points of the generic projectivity..."
 msgstr ""
 "Select the fourth of the four starting points of the generic projectivity..."
 
-#: objects/transform_types.cc:547
+#: objects/transform_types.cpp:547
 msgid "Select the first of the four end points of the generic projectivity..."
 msgstr "Select the first of the four end points of the generic projectivity..."
 
-#: objects/transform_types.cc:549
+#: objects/transform_types.cpp:549
 msgid "Select the second of the four end points of the generic projectivity..."
 msgstr ""
 "Select the second of the four end points of the generic projectivity..."
 
-#: objects/transform_types.cc:551
+#: objects/transform_types.cpp:551
 msgid "Select the third of the four end points of the generic projectivity..."
 msgstr "Select the third of the four end points of the generic projectivity..."
 
-#: objects/transform_types.cc:552
+#: objects/transform_types.cpp:552
 msgid "Transformed position of fourth point"
 msgstr "Transformed position of fourth point"
 
-#: objects/transform_types.cc:553
+#: objects/transform_types.cpp:553
 msgid "Select the fourth of the four end points of the generic projectivity..."
 msgstr ""
 "Select the fourth of the four end points of the generic projectivity..."
 
-#: objects/transform_types.cc:597
+#: objects/transform_types.cpp:597
 msgid "Cast the shadow of this object"
 msgstr "Cast the shadow of this object"
 
-#: objects/transform_types.cc:598
+#: objects/transform_types.cpp:598
 msgid "Select the object of which you want to construct the shadow..."
 msgstr "Select the object of which you want to construct the shadow..."
 
-#: objects/transform_types.cc:599
+#: objects/transform_types.cpp:599
 msgid "Cast a shadow from this light source"
 msgstr "Cast a shadow from this light source"
 
-#: objects/transform_types.cc:600
+#: objects/transform_types.cpp:600
 msgid "Select the light source from which the shadow should originate..."
 msgstr "Select the light source from which the shadow should originate..."
 
-#: objects/transform_types.cc:602
+#: objects/transform_types.cpp:602
 msgid "Cast a shadow on the horizon represented by this line"
 msgstr "Cast a shadow on the horizon represented by this line"
 
-#: objects/transform_types.cc:603
+#: objects/transform_types.cpp:603
 msgid "Select the horizon for the shadow..."
 msgstr "Select the horizon for the shadow..."
 
-#: objects/transform_types.cc:785
+#: objects/transform_types.cpp:785
 msgid "Transform this object"
 msgstr "Transform this object"
 
-#: objects/transform_types.cc:786
+#: objects/transform_types.cpp:786
 msgid "Transform using this transformation"
 msgstr "Transform using this transformation"
 
-#: objects/transform_types.cc:859
+#: objects/transform_types.cpp:859
 msgid "Apply a similitude to this object"
 msgstr "Apply a similitude to this object"
 
-#: objects/transform_types.cc:861
+#: objects/transform_types.cpp:861
 msgid "Apply a similitude with this center"
 msgstr "Apply a similitude with this centre"
 
-#: objects/transform_types.cc:862
+#: objects/transform_types.cpp:862
 msgid "Select the center for the similitude..."
 msgstr "Select the centre for the similitude..."
 
-#: objects/transform_types.cc:863
+#: objects/transform_types.cpp:863
 msgid "Apply a similitude mapping this point onto another point"
 msgstr "Apply a similitude mapping this point onto another point"
 
-#: objects/transform_types.cc:864
+#: objects/transform_types.cpp:864
 msgid "Select the point which the similitude should map onto another point..."
 msgstr "Select the point which the similitude should map onto another point..."
 
-#: objects/transform_types.cc:865
+#: objects/transform_types.cpp:865
 msgid "Apply a similitude mapping a point onto this point"
 msgstr "Apply a similitude mapping a point onto this point"
 
-#: objects/transform_types.cc:866
+#: objects/transform_types.cpp:866
 msgid ""
 "Select the point onto which the similitude should map the first point..."
 msgstr ""
 "Select the point onto which the similitude should map the first point..."
 
-#: objects/vector_type.cc:26
+#: objects/vector_type.cpp:26
 msgid "Construct a vector from this point"
 msgstr "Construct a vector from this point"
 
-#: objects/vector_type.cc:27
+#: objects/vector_type.cpp:27
 msgid "Select the start point of the new vector..."
 msgstr "Select the start point of the new vector..."
 
-#: objects/vector_type.cc:28
+#: objects/vector_type.cpp:28
 msgid "Construct a vector to this point"
 msgstr "Construct a vector to this point"
 
-#: objects/vector_type.cc:29
+#: objects/vector_type.cpp:29
 msgid "Select the end point of the new vector..."
 msgstr "Select the end point of the new vector..."
 
-#: objects/vector_type.cc:61
+#: objects/vector_type.cpp:61
 msgid "Construct the vector sum of this vector and another one."
 msgstr "Construct the vector sum of this vector and another one."
 
-#: objects/vector_type.cc:62
+#: objects/vector_type.cpp:62
 msgid ""
 "Select the first of the two vectors of which you want to construct the sum..."
 msgstr ""
 "Select the first of the two vectors of which you want to construct the sum..."
 
-#: objects/vector_type.cc:63
+#: objects/vector_type.cpp:63
 msgid "Construct the vector sum of this vector and the other one."
 msgstr "Construct the vector sum of this vector and the other one."
 
-#: objects/vector_type.cc:64
+#: objects/vector_type.cpp:64
 msgid ""
 "Select the other of the two vectors of which you want to construct the sum..."
 msgstr ""
 "Select the other of the two vectors of which you want to construct the sum..."
 
-#: objects/vector_type.cc:65
+#: objects/vector_type.cpp:65
 msgid "Construct the vector sum starting at this point."
 msgstr "Construct the vector sum starting at this point."
 
-#: objects/vector_type.cc:66
+#: objects/vector_type.cpp:66
 msgid "Select the point to construct the sum vector in..."
 msgstr "Select the point to construct the sum vector in..."
 
-#: scripting/newscriptwizardbase.ui:67 scripting/script-common.cc:34
+#: scripting/newscriptwizardbase.ui:67 scripting/script-common.cpp:34
 #, no-c-format
 msgid "Now fill in the code:"
 msgstr "Now fill in the code:"
 
-#: scripting/script-common.cc:35
+#: scripting/script-common.cpp:35
 msgid "Now fill in the Python code:"
 msgstr "Now fill in the Python code:"
 
-#: scripting/script-common.cc:53
+#: scripting/script-common.cpp:53
 msgid ""
 "_: Note to translators: this should be a default name for an argument in a "
 "Python function. The default is \"arg%1\" which would become arg1, arg2, "
@@ -3926,7 +3931,7 @@ msgid ""
 "arg%1"
 msgstr "arg%1"
 
-#: scripting/script_mode.cc:205
+#: scripting/script_mode.cpp:205
 msgid ""
 "The Python interpreter caught an error during the execution of your script. "
 "Please fix the script and click the Finish button again."
@@ -3934,7 +3939,7 @@ msgstr ""
 "The Python interpreter caught an error during the execution of your script. "
 "Please fix the script and click the Finish button again."
 
-#: scripting/script_mode.cc:207 scripting/script_mode.cc:325
+#: scripting/script_mode.cpp:207 scripting/script_mode.cpp:325
 #, c-format
 msgid ""
 "The Python Interpreter generated the following error output:\n"
@@ -3943,7 +3948,7 @@ msgstr ""
 "The Python Interpreter generated the following error output:\n"
 "%1"
 
-#: scripting/script_mode.cc:212
+#: scripting/script_mode.cpp:212
 msgid ""
 "There seems to be an error in your script. The Python interpreter reported "
 "no errors, but the script does not generate a valid object. Please fix the "
@@ -3953,18 +3958,18 @@ msgstr ""
 "no errors, but the script does not generate a valid object. Please fix the "
 "script, and click the Finish button again."
 
-#: scripting/script_mode.cc:290
+#: scripting/script_mode.cpp:290
 msgid ""
 "_: 'Edit' is a verb\n"
 "Edit Script"
 msgstr ""
 
-#: scripting/script_mode.cc:313
+#: scripting/script_mode.cpp:313
 #, fuzzy
 msgid "Edit Python Script"
 msgstr "Python Script"
 
-#: scripting/script_mode.cc:323
+#: scripting/script_mode.cpp:323
 #, fuzzy
 msgid ""
 "The Python interpreter caught an error during the execution of your script. "
@@ -3973,7 +3978,7 @@ msgstr ""
 "The Python interpreter caught an error during the execution of your script. "
 "Please fix the script and click the Finish button again."
 
-#: scripting/script_mode.cc:330
+#: scripting/script_mode.cpp:330
 #, fuzzy
 msgid ""
 "There seems to be an error in your script. The Python interpreter reported "