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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/SVGLengthImpl.h
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
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+/*
+ 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.
+*/
+
+#ifndef SVGLengthImpl_H
+#define SVGLengthImpl_H
+
+#include <dom/dom_misc.h>
+
+#include "ksvg_lookup.h"
+
+namespace KSVG
+{
+
+enum LengthMode
+{
+ LENGTHMODE_UNKNOWN = 0,
+ LENGTHMODE_WIDTH = 1,
+ LENGTHMODE_HEIGHT = 2,
+ LENGTHMODE_OTHER = 3
+};
+
+class SVGShapeImpl;
+class SVGLocatableImpl;
+class SVGElementImpl;
+class SVGLengthImpl : public DOM::DomShared
+{
+public:
+ SVGLengthImpl(LengthMode mode = LENGTHMODE_UNKNOWN, SVGElementImpl *context = 0);
+ SVGLengthImpl(const SVGLengthImpl &);
+ virtual ~SVGLengthImpl();
+
+ SVGLengthImpl &operator=(const SVGLengthImpl &);
+
+ unsigned short unitType() const;
+
+ void setValue(float value);
+ float value();
+
+ void setValueInSpecifiedUnits(float valueInSpecifiedUnits);
+ float valueInSpecifiedUnits() const;
+
+ void setValueAsString(const DOM::DOMString &);
+ DOM::DOMString valueAsString() const;
+
+ void newValueSpecifiedUnits(unsigned short unitType, float valueInSpecifiedUnits);
+ void convertToSpecifiedUnits(unsigned short unitType);
+
+ operator float();
+
+ static void convertPercentageToFloat(const QString &perc, float &result);
+
+ // This method converts the value val to percentage notation ("xxx%").
+ // If the value string ends with the percentage sign it is returned,
+ // else the value is calculated against benchmark, ie. "0.2" -> "20%"
+ // for benchmark 1.0. This method should be useful in contexts that
+ // know the values should be in percentages up front, like bbox
+ // calculations.
+ static QString convertValToPercentage(const QString &val, float benchmark = 1.0);
+
+ SVGElementImpl *context() const;
+ void setContext(SVGElementImpl *context);
+ void setBBoxContext(SVGShapeImpl *bbox);
+
+private:
+ float m_value;
+ float m_valueInSpecifiedUnits;
+
+ float percentageOfViewport();
+
+ void convertStringToPx(QString s);
+ void convertNumToPx();
+ bool getValFromPx();
+
+ unsigned short m_unitType : 4;
+
+ // KSVG extension
+ LengthMode m_mode : 2;
+ SVGElementImpl *m_context;
+ SVGShapeImpl *m_bboxContext;
+
+ double dpi();
+
+public:
+ KSVG_GET
+ KSVG_PUT
+
+ enum
+ {
+ // Properties
+ UnitType, Value, ValueAsString, ValueInSpecifiedUnits,
+ // Functions
+ NewValueSpecifiedUnits, ConvertToSpecifiedUnits
+ };
+
+ KJS::Value getValueProperty(KJS::ExecState *exec, int token) const;
+ void putValueProperty(KJS::ExecState *exec, int token, const KJS::Value &value, int attr);
+
+};
+
+class SVGLengthImplConstructor : public KJS::ObjectImp
+{
+public:
+ SVGLengthImplConstructor(KJS::ExecState *) { }
+ KJS::Value getValueProperty(KJS::ExecState *, int token) const;
+
+ // no put - all read-only
+ KSVG_GET
+};
+
+KJS::Value getSVGLengthImplConstructor(KJS::ExecState *exec);
+
+}
+
+KSVG_DEFINE_PROTOTYPE(SVGLengthImplProto)
+KSVG_IMPLEMENT_PROTOFUNC(SVGLengthImplProtoFunc, SVGLengthImpl)
+
+#endif
+
+// vim:ts=4:noet