summaryrefslogtreecommitdiffstats
path: root/ksvg/impl/SVGAngleImpl.cc
diff options
context:
space:
mode:
authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit47d455dd55be855e4cc691c32f687f723d9247ee (patch)
tree52e236aaa2576bdb3840ebede26619692fed6d7d /ksvg/impl/SVGAngleImpl.cc
downloadtdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.tar.gz
tdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'ksvg/impl/SVGAngleImpl.cc')
-rw-r--r--ksvg/impl/SVGAngleImpl.cc277
1 files changed, 277 insertions, 0 deletions
diff --git a/ksvg/impl/SVGAngleImpl.cc b/ksvg/impl/SVGAngleImpl.cc
new file mode 100644
index 00000000..6102329d
--- /dev/null
+++ b/ksvg/impl/SVGAngleImpl.cc
@@ -0,0 +1,277 @@
+/*
+ Copyright (C) 2001-2003 KSVG Team
+ This file is part of the KDE project
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+*/
+
+#include <kdebug.h>
+
+#include "SVGAngle.h"
+
+#include "SVGAngleImpl.h"
+
+using namespace KSVG;
+
+#include "SVGAngleImpl.lut.h"
+#include "ksvg_scriptinterpreter.h"
+#include "ksvg_bridge.h"
+#include "ksvg_cacheimpl.h"
+
+const double deg2rad = 0.017453292519943295769; // pi/180
+const double deg2grad = 400.0 / 360.0;
+const double rad2grad = deg2grad / deg2rad;
+
+SVGAngleImpl::SVGAngleImpl()
+{
+ KSVG_EMPTY_FLAGS
+
+ m_unitType = SVG_ANGLETYPE_UNKNOWN;
+ m_valueInSpecifiedUnits = 0;
+ m_value = 0;
+}
+
+SVGAngleImpl::~SVGAngleImpl()
+{
+}
+
+unsigned short SVGAngleImpl::unitType() const
+{
+ return m_unitType;
+}
+
+void SVGAngleImpl::setValue(float value)
+{
+ m_value = value;
+}
+
+float SVGAngleImpl::value() const
+{
+ return m_value;
+}
+
+// calc m_value
+void SVGAngleImpl::calculate()
+{
+ if(m_unitType == SVG_ANGLETYPE_GRAD)
+ m_value = m_valueInSpecifiedUnits / deg2grad;
+ else if(m_unitType == SVG_ANGLETYPE_RAD)
+ m_value = m_valueInSpecifiedUnits / deg2rad;
+ else if(m_unitType == SVG_ANGLETYPE_UNSPECIFIED || m_unitType == SVG_ANGLETYPE_DEG)
+ m_value = m_valueInSpecifiedUnits;
+}
+
+void SVGAngleImpl::setValueInSpecifiedUnits(float valueInSpecifiedUnits)
+{
+ m_valueInSpecifiedUnits = valueInSpecifiedUnits;
+ calculate();
+}
+
+float SVGAngleImpl::valueInSpecifiedUnits() const
+{
+ return m_valueInSpecifiedUnits;
+}
+
+void SVGAngleImpl::setValueAsString(const DOM::DOMString &valueAsString)
+{
+ m_valueAsString = valueAsString;
+
+ QString s = valueAsString.string();
+
+ bool bOK;
+ m_valueInSpecifiedUnits = s.toFloat(&bOK);
+ m_unitType = SVG_ANGLETYPE_UNSPECIFIED;
+
+ if(!bOK)
+ {
+ if(s.endsWith("deg"))
+ m_unitType = SVG_ANGLETYPE_DEG;
+ else if(s.endsWith("grad"))
+ m_unitType = SVG_ANGLETYPE_GRAD;
+ else if(s.endsWith("rad"))
+ m_unitType = SVG_ANGLETYPE_RAD;
+ }
+
+ calculate();
+}
+
+DOM::DOMString SVGAngleImpl::valueAsString() const
+{
+ m_valueAsString.string().setNum(m_valueInSpecifiedUnits);
+
+ switch(m_unitType)
+ {
+ case SVG_ANGLETYPE_UNSPECIFIED:
+ case SVG_ANGLETYPE_DEG:
+ m_valueAsString.string() += "deg";
+ break;
+ case SVG_ANGLETYPE_RAD:
+ m_valueAsString.string() += "rad";
+ break;
+ case SVG_ANGLETYPE_GRAD:
+ m_valueAsString.string() += "grad";
+ break;
+ }
+
+ return m_valueAsString;
+}
+
+void SVGAngleImpl::newValueSpecifiedUnits(unsigned short unitType, float valueInSpecifiedUnits)
+{
+ m_unitType = unitType;
+ m_valueInSpecifiedUnits = valueInSpecifiedUnits;
+ calculate();
+}
+
+void SVGAngleImpl::convertToSpecifiedUnits(unsigned short unitType)
+{
+ if(m_unitType == unitType)
+ return;
+
+ if(m_unitType == SVG_ANGLETYPE_DEG && unitType == SVG_ANGLETYPE_RAD)
+ m_valueInSpecifiedUnits *= deg2rad;
+ else if(m_unitType == SVG_ANGLETYPE_GRAD && unitType == SVG_ANGLETYPE_RAD)
+ m_valueInSpecifiedUnits /= rad2grad;
+ else if(m_unitType == SVG_ANGLETYPE_DEG && unitType == SVG_ANGLETYPE_GRAD)
+ m_valueInSpecifiedUnits *= deg2grad;
+ else if(m_unitType == SVG_ANGLETYPE_RAD && unitType == SVG_ANGLETYPE_GRAD)
+ m_valueInSpecifiedUnits *= rad2grad;
+ else if(m_unitType == SVG_ANGLETYPE_RAD && unitType == SVG_ANGLETYPE_DEG)
+ m_valueInSpecifiedUnits /= deg2rad;
+ else if(m_unitType == SVG_ANGLETYPE_GRAD && unitType == SVG_ANGLETYPE_DEG)
+ m_valueInSpecifiedUnits /= deg2grad;
+
+ m_unitType = unitType;
+}
+
+// Helpers
+double SVGAngleImpl::todeg(double rad)
+{
+ return rad / deg2rad;
+}
+
+double SVGAngleImpl::torad(double deg)
+{
+ return deg * deg2rad;
+}
+
+double SVGAngleImpl::shortestArcBisector(double angle1, double angle2)
+{
+ double bisector = (angle1 + angle2) / 2;
+
+ if(fabs(angle1 - angle2) > 180)
+ bisector += 180;
+
+ return bisector;
+}
+
+// Ecma stuff
+
+/*
+@namespace KSVG
+@begin SVGAngleImpl::s_hashTable 5
+ value SVGAngleImpl::Value DontDelete
+ valueInSpecifiedUnits SVGAngleImpl::ValueInSpecifiedUnits DontDelete
+ valueAsString SVGAngleImpl::ValueAsString DontDelete
+ unitType SVGAngleImpl::UnitType DontDelete
+@end
+@namespace KSVG
+@begin SVGAngleImplProto::s_hashTable 3
+ convertToSpecifiedUnits SVGAngleImpl::ConvertToSpecifiedUnits DontDelete|Function 1
+ newValueSpecifiedUnits SVGAngleImpl::NewValueSpecifiedUnits DontDelete|Function 2
+@end
+*/
+
+KSVG_IMPLEMENT_PROTOTYPE("SVGAngle", SVGAngleImplProto, SVGAngleImplProtoFunc)
+
+Value SVGAngleImpl::getValueProperty(ExecState *, int token) const
+{
+ switch(token)
+ {
+ case Value:
+ return Number(value());
+ case ValueInSpecifiedUnits:
+ return Number(valueInSpecifiedUnits());
+ case ValueAsString:
+ return String(valueAsString().string());
+ case UnitType:
+ return Number(unitType());
+ default:
+ kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
+ return Undefined();
+ }
+}
+
+void SVGAngleImpl::putValueProperty(ExecState *exec, int token, const KJS::Value &value, int)
+{
+ switch(token)
+ {
+ case Value:
+ setValue(value.toNumber(exec));
+ break;
+ case ValueInSpecifiedUnits:
+ setValueInSpecifiedUnits(value.toNumber(exec));
+ break;
+ case ValueAsString:
+ setValueAsString(value.toString(exec).string());
+ break;
+ default:
+ kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
+ }
+}
+
+Value SVGAngleImplProtoFunc::call(ExecState *exec, Object &thisObj, const List &args)
+{
+ KSVG_CHECK_THIS(SVGAngleImpl)
+
+ switch(id)
+ {
+ case SVGAngleImpl::ConvertToSpecifiedUnits:
+ obj->convertToSpecifiedUnits(static_cast<unsigned short>(args[0].toNumber(exec)));
+ break;
+ case SVGAngleImpl::NewValueSpecifiedUnits:
+ obj->newValueSpecifiedUnits(static_cast<unsigned short>(args[0].toNumber(exec)), args[1].toNumber(exec));
+ break;
+ default:
+ kdWarning() << "Unhandled function id in " << k_funcinfo << " : " << id << endl;
+ break;
+ }
+
+ return Undefined();
+}
+
+/*
+@namespace KSVG
+@begin SVGAngleImplConstructor::s_hashTable 7
+ SVG_ANGLETYPE_UNKNOWN KSVG::SVG_ANGLETYPE_UNKNOWN DontDelete|ReadOnly
+ SVG_ANGLETYPE_UNSPECIFIED KSVG::SVG_ANGLETYPE_UNSPECIFIED DontDelete|ReadOnly
+ SVG_ANGLETYPE_RAD KSVG::SVG_ANGLETYPE_RAD DontDelete|ReadOnly
+ SVG_ANGLETYPE_DEG KSVG::SVG_ANGLETYPE_DEG DontDelete|ReadOnly
+ SVG_ANGLETYPE_GRAD KSVG::SVG_ANGLETYPE_GRAD DontDelete|ReadOnly
+@end
+*/
+
+Value SVGAngleImplConstructor::getValueProperty(ExecState *, int token) const
+{
+ return Number(token);
+}
+
+Value KSVG::getSVGAngleImplConstructor(ExecState *exec)
+{
+ return cacheGlobalBridge<SVGAngleImplConstructor>(exec, "[[svgangle.constructor]]");
+}
+
+// vim:ts=4:noet