summaryrefslogtreecommitdiffstats
path: root/kpdf
diff options
context:
space:
mode:
Diffstat (limited to 'kpdf')
-rw-r--r--kpdf/core/generator.h5
-rw-r--r--kpdf/core/generator_pdf/generator_pdf.cpp5
-rw-r--r--kpdf/core/page.cpp39
-rw-r--r--kpdf/core/page.h3
-rw-r--r--kpdf/part.rc6
-rw-r--r--kpdf/shell/kpdf.desktop2
-rw-r--r--kpdf/ui/pageview.cpp62
-rw-r--r--kpdf/ui/pageview.h2
-rw-r--r--kpdf/xpdf/xpdf/Stream.cc11
9 files changed, 111 insertions, 24 deletions
diff --git a/kpdf/core/generator.h b/kpdf/core/generator.h
index ca0ea015..e0c892fd 100644
--- a/kpdf/core/generator.h
+++ b/kpdf/core/generator.h
@@ -92,8 +92,8 @@ class Generator : public QObject
*/
struct PixmapRequest
{
- PixmapRequest( int rId, int n, int w, int h, int p, bool a = false )
- : id( rId ), pageNumber( n ), width( w ), height( h ),
+ PixmapRequest( int rId, int n, int w, int h, int p, bool a = false, int r = 0 )
+ : id( rId ), pageNumber( n ), width( w ), height( h ), rotation( r ),
priority( p ), async( a ), page( 0 ) {};
// observer id
@@ -102,6 +102,7 @@ struct PixmapRequest
int pageNumber;
int width;
int height;
+ int rotation;
// asyncronous request priority (less is better, 0 is max)
int priority;
// generate the pixmap in a thread and notify observer when done
diff --git a/kpdf/core/generator_pdf/generator_pdf.cpp b/kpdf/core/generator_pdf/generator_pdf.cpp
index 7ad34152..35020e56 100644
--- a/kpdf/core/generator_pdf/generator_pdf.cpp
+++ b/kpdf/core/generator_pdf/generator_pdf.cpp
@@ -316,7 +316,8 @@ void PDFGenerator::generatePixmap( PixmapRequest * request )
// 1. Set OutputDev parameters and Generate contents
// note: thread safety is set on 'false' for the GUI (this) thread
kpdfOutputDev->setParams( request->width, request->height, genObjectRects, genObjectRects, false );
- pdfdoc->displayPage( kpdfOutputDev, page->number() + 1, fakeDpiX, fakeDpiY, 0, false, true, false );
+ pdfdoc->displayPage( kpdfOutputDev, page->number() + 1, fakeDpiX, fakeDpiY, request->rotation,
+ false, true, false );
if ( genObjectRects )
pdfdoc->processLinks( kpdfOutputDev, page->number() + 1 );
@@ -1225,7 +1226,7 @@ void PDFPixmapGeneratorThread::run()
d->generator->kpdfOutputDev->setParams( width, height,
genObjectRects, genObjectRects, TRUE /*thread safety*/ );
d->generator->pdfdoc->displayPage( d->generator->kpdfOutputDev, page->number() + 1,
- fakeDpiX, fakeDpiY, 0, false, true, false );
+ fakeDpiX, fakeDpiY, d->currentRequest->rotation, false, true, false );
if ( genObjectRects )
d->generator->pdfdoc->processLinks( d->generator->kpdfOutputDev, page->number() + 1 );
diff --git a/kpdf/core/page.cpp b/kpdf/core/page.cpp
index e6a847a8..70bc71bc 100644
--- a/kpdf/core/page.cpp
+++ b/kpdf/core/page.cpp
@@ -27,10 +27,40 @@ KPDFPage::KPDFPage( uint page, float w, float h, int r )
: m_number( page ), m_rotation( r ), m_width( w ), m_height( h ),
m_bookmarked( false ), m_text( 0 ), m_transition( 0 )
{
+ setRotation( r );
+}
+
+KPDFPage::~KPDFPage()
+{
+ deletePixmapsAndRects();
+ deleteHighlights();
+ delete m_text;
+ delete m_transition;
+}
+
+void KPDFPage::rotate90degrees()
+ {
+ float w = m_width;
+ m_width = m_height;
+ m_height = w;
+
+ // avoid Division-By-Zero problems in the program
+
+ if ( m_width <= 0 )
+ m_width = 1;
+ if ( m_height <= 0 )
+ m_height = 1;
+
+ deletePixmapsAndRects();
+ }
+
+void KPDFPage::setRotation( int r )
+{
// if landscape swap width <-> height (rotate 90deg CCW)
if ( r == 90 || r == 270 )
{
- m_width = h;
+ float w = m_width;
+ m_width = m_height;
m_height = w;
}
// avoid Division-By-Zero problems in the program
@@ -38,17 +68,10 @@ KPDFPage::KPDFPage( uint page, float w, float h, int r )
m_width = 1;
if ( m_height <= 0 )
m_height = 1;
-}
-KPDFPage::~KPDFPage()
-{
deletePixmapsAndRects();
- deleteHighlights();
- delete m_text;
- delete m_transition;
}
-
bool KPDFPage::hasPixmap( int id, int width, int height ) const
{
if ( !m_pixmaps.contains( id ) )
diff --git a/kpdf/core/page.h b/kpdf/core/page.h
index ebd6e522..4a8be71d 100644
--- a/kpdf/core/page.h
+++ b/kpdf/core/page.h
@@ -120,6 +120,9 @@ class KPDFPage
void deletePixmapsAndRects();
void deleteHighlights( int s_id = -1 );
+ void setRotation( int r );
+ void rotate90degrees();
+
private:
friend class PagePainter;
int m_number, m_rotation;
diff --git a/kpdf/part.rc b/kpdf/part.rc
index aa7409c8..194e94ac 100644
--- a/kpdf/part.rc
+++ b/kpdf/part.rc
@@ -1,5 +1,5 @@
<!DOCTYPE kpartgui SYSTEM "kpartgui.dtd">
-<kpartgui name="kpdf_part" version="18">
+<kpartgui name="kpdf_part" version="19">
<MenuBar>
<Menu name="file"><text>&amp;File</text>
<Action name="save" group="file_save"/>
@@ -19,6 +19,8 @@
<Action name="zoom_fit_width"/>
<Action name="zoom_fit_page"/>
<Action name="zoom_fit_rect"/>
+ <Action name="rotate_right"/>
+ <Action name="rotate_left"/>
<Separator/>
<Action name="view_continuous"/>
<Action name="view_twopages"/>
@@ -53,6 +55,8 @@
<Action name="zoom_in"/>
<Action name="zoom_to" />
<Action name="zoom_out"/>
+ <Action name="rotate_left"/>
+ <Action name="rotate_right"/>
<Separator/>
<Action name="zoom_fit_width"/>
<Action name="zoom_fit_page"/>
diff --git a/kpdf/shell/kpdf.desktop b/kpdf/shell/kpdf.desktop
index a276611d..6cde8a92 100644
--- a/kpdf/shell/kpdf.desktop
+++ b/kpdf/shell/kpdf.desktop
@@ -78,5 +78,5 @@ Icon=kpdf
Type=Application
DocPath=kpdf/index.html
InitialPreference=7
-Categories=Qt;KDE;Graphics;Viewer;
+Categories=Qt;KDE;Office;Viewer;
diff --git a/kpdf/ui/pageview.cpp b/kpdf/ui/pageview.cpp
index 247f1b1b..866b8d66 100644
--- a/kpdf/ui/pageview.cpp
+++ b/kpdf/ui/pageview.cpp
@@ -71,6 +71,7 @@ public:
// view layout (columns and continuous in Settings), zoom and mouse
PageView::ZoomMode zoomMode;
float zoomFactor;
+ int rotation;
PageView::MouseMode mouseMode;
QPoint mouseGrabPos;
QPoint mousePressPos;
@@ -185,6 +186,7 @@ PageView::PageView( QWidget *parent, KPDFDocument *document )
d->document = document;
d->zoomMode = (PageView::ZoomMode)KpdfSettings::zoomMode();
d->zoomFactor = KpdfSettings::zoomFactor();
+ d->rotation = 0;
d->mouseMode = MouseNormal;
d->mouseMidStartY = -1;
d->mouseOnRect = false;
@@ -263,6 +265,14 @@ void PageView::setupActions( KActionCollection * ac )
d->aZoomFitText = new KToggleAction( i18n("Fit to &Text"), "viewmagfit", 0, ac, "zoom_fit_text" );
connect( d->aZoomFitText, SIGNAL( toggled( bool ) ), SLOT( slotFitToTextToggled( bool ) ) );
+ // rotate actions
+ KAction *action;
+ action = new KAction( i18n("Rotate Right"), "rotate_cw", KShortcut( "Ctrl+Shift++" ),
+ this, SLOT( slotRotateRight() ), ac, "rotate_right" );
+
+ action = new KAction( i18n("Rotate Left"), "rotate_ccw", KShortcut( "Ctrl+Shift+-" ),
+ this, SLOT( slotRotateLeft() ), ac, "rotate_left" );
+
// View-Layout actions
d->aViewTwoPages = new KToggleAction( i18n("&Two Pages"), "view_left_right", 0, ac, "view_twopages" );
connect( d->aViewTwoPages, SIGNAL( toggled( bool ) ), SLOT( slotTwoPagesToggled( bool ) ) );
@@ -1867,7 +1877,7 @@ void PageView::slotRequestVisiblePixmaps( int newLeft, int newTop )
if ( !i->page()->hasPixmap( PAGEVIEW_ID, i->width(), i->height() ) )
{
PixmapRequest * p = new PixmapRequest(
- PAGEVIEW_ID, i->pageNumber(), i->width(), i->height(), PAGEVIEW_PRIO, true );
+ PAGEVIEW_ID, i->pageNumber(), i->width(), i->height(), PAGEVIEW_PRIO, true, d->rotation );
requestedPixmaps.push_back( p );
}
@@ -1907,7 +1917,7 @@ void PageView::slotRequestVisiblePixmaps( int newLeft, int newTop )
// request the pixmap if not already present
if ( !i->page()->hasPixmap( PAGEVIEW_ID, i->width(), i->height() ) && i->width() > 0 )
requestedPixmaps.push_back( new PixmapRequest(
- PAGEVIEW_ID, i->pageNumber(), i->width(), i->height(), PAGEVIEW_PRELOAD_PRIO, true ) );
+ PAGEVIEW_ID, i->pageNumber(), i->width(), i->height(), PAGEVIEW_PRELOAD_PRIO, true, d->rotation ) );
}
// add the page before the 'visible series' in preload
@@ -1918,7 +1928,7 @@ void PageView::slotRequestVisiblePixmaps( int newLeft, int newTop )
// request the pixmap if not already present
if ( !i->page()->hasPixmap( PAGEVIEW_ID, i->width(), i->height() ) && i->width() > 0 )
requestedPixmaps.push_back( new PixmapRequest(
- PAGEVIEW_ID, i->pageNumber(), i->width(), i->height(), PAGEVIEW_PRELOAD_PRIO, true ) );
+ PAGEVIEW_ID, i->pageNumber(), i->width(), i->height(), PAGEVIEW_PRELOAD_PRIO, true, d->rotation ) );
}
}
@@ -2044,6 +2054,52 @@ void PageView::slotFitToTextToggled( bool on )
if ( on ) updateZoom( ZoomFitText );
}
+void PageView::slotRotateRight()
+{
+ d->rotation = ( d->rotation + 90 ) % 360;
+
+ QValueVector< PageViewItem * >::iterator iIt = d->items.begin(), iEnd = d->items.end();
+ for ( ; iIt != iEnd; ++iIt )
+ {
+ int r = const_cast<KPDFPage*>((*iIt)->page())->rotation();
+ r = ( r + 90 ) % 360;
+
+ const_cast<KPDFPage*>((*iIt)->page())->rotate90degrees();
+ }
+
+ // be sure to block updates to document's viewport
+ bool prevState = d->blockViewport;
+ d->blockViewport = true;
+ slotRelayoutPages();
+ d->blockViewport = prevState;
+ // request pixmaps
+ slotRequestVisiblePixmaps();
+}
+
+void PageView::slotRotateLeft()
+{
+ d->rotation -= 90;
+ if ( d->rotation < 0 ) d->rotation += 360;
+
+ QValueVector< PageViewItem * >::iterator iIt = d->items.begin(), iEnd = d->items.end();
+ for ( ; iIt != iEnd; ++iIt )
+ {
+ int r = const_cast<KPDFPage*>((*iIt)->page())->rotation();
+ r -= 90;
+ if ( r < 0 ) r += 360;
+
+ const_cast<KPDFPage*>((*iIt)->page())->rotate90degrees();
+ }
+
+ // be sure to block updates to document's viewport
+ bool prevState = d->blockViewport;
+ d->blockViewport = true;
+ slotRelayoutPages();
+ d->blockViewport = prevState;
+ // request pixmaps
+ slotRequestVisiblePixmaps();
+}
+
void PageView::slotTwoPagesToggled( bool on )
{
uint newColumns = on ? 2 : 1;
diff --git a/kpdf/ui/pageview.h b/kpdf/ui/pageview.h
index f6e40991..be082bd4 100644
--- a/kpdf/ui/pageview.h
+++ b/kpdf/ui/pageview.h
@@ -135,6 +135,8 @@ class PageView : public QScrollView, public DocumentObserver
void slotFitToWidthToggled( bool );
void slotFitToPageToggled( bool );
void slotFitToTextToggled( bool );
+ void slotRotateRight();
+ void slotRotateLeft();
void slotTwoPagesToggled( bool );
void slotContinuousToggled( bool );
void slotSetMouseNormal();
diff --git a/kpdf/xpdf/xpdf/Stream.cc b/kpdf/xpdf/xpdf/Stream.cc
index ab630241..20219522 100644
--- a/kpdf/xpdf/xpdf/Stream.cc
+++ b/kpdf/xpdf/xpdf/Stream.cc
@@ -410,15 +410,12 @@ StreamPredictor::StreamPredictor(Stream *strA, int predictorA,
ok = gFalse;
nVals = width * nComps;
- if (width <= 0 || nComps <= 0 || nBits <= 0 ||
- nComps > gfxColorMaxComps || nBits > 16 ||
- width >= INT_MAX / nComps ||
- nVals >= (INT_MAX - 7) / nBits) {
- return;
- }
pixBytes = (nComps * nBits + 7) >> 3;
rowBytes = ((nVals * nBits + 7) >> 3) + pixBytes;
- if (rowBytes <= 0) {
+ if (width <= 0 || nComps <= 0 || nBits <= 0 ||
+ nComps > gfxColorMaxComps || nBits > 16 ||
+ width >= INT_MAX / nComps || // check for overflow in nVals
+ nVals >= (INT_MAX - 7) / nBits) { // check for overflow in rowBytes
return;
}
predLine = (Guchar *)gmalloc(rowBytes);
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-24 17:35:53 +0000