author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 11 Jun 2010 14:42:15 +0300 | |
changeset 74 | 91031d3aab7d |
parent 0 | dd21522fd290 |
permissions | -rw-r--r-- |
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/* |
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* This file is part of the DOM implementation for KDE. |
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* |
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* (C) 1999-2003 Lars Knoll (knoll@kde.org) |
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* Copyright (C) 2004, 2005, 2006 Apple Computer, Inc. |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Library General Public |
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* License as published by the Free Software Foundation; either |
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* version 2 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Library General Public License for more details. |
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* |
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* You should have received a copy of the GNU Library General Public License |
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* along with this library; see the file COPYING.LIB. If not, write to |
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
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* Boston, MA 02110-1301, USA. |
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*/ |
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#ifndef CSSPrimitiveValue_h |
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#define CSSPrimitiveValue_h |
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#include "CSSValue.h" |
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#include <wtf/PassRefPtr.h> |
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namespace WebCore { |
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class Counter; |
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class DashboardRegion; |
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class Pair; |
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class Rect; |
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class RenderStyle; |
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class StringImpl; |
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typedef int ExceptionCode; |
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class CSSPrimitiveValue : public CSSValue { |
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public: |
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enum UnitTypes { |
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CSS_UNKNOWN = 0, |
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CSS_NUMBER = 1, |
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CSS_PERCENTAGE = 2, |
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CSS_EMS = 3, |
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CSS_EXS = 4, |
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CSS_PX = 5, |
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CSS_CM = 6, |
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CSS_MM = 7, |
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CSS_IN = 8, |
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CSS_PT = 9, |
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CSS_PC = 10, |
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CSS_DEG = 11, |
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CSS_RAD = 12, |
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CSS_GRAD = 13, |
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CSS_MS = 14, |
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CSS_S = 15, |
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CSS_HZ = 16, |
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CSS_KHZ = 17, |
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CSS_DIMENSION = 18, |
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CSS_STRING = 19, |
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CSS_URI = 20, |
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CSS_IDENT = 21, |
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CSS_ATTR = 22, |
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CSS_COUNTER = 23, |
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CSS_RECT = 24, |
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CSS_RGBCOLOR = 25, |
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CSS_PAIR = 100, // We envision this being exposed as a means of getting computed style values for pairs (border-spacing/radius, background-position, etc.) |
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CSS_DASHBOARD_REGION = 101 // FIXME: What on earth is this doing as a primitive value? It should not be! |
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}; |
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// FIXME: int vs. unsigned overloading is too tricky for color vs. ident |
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CSSPrimitiveValue(); |
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CSSPrimitiveValue(int ident); |
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CSSPrimitiveValue(double, UnitTypes); |
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CSSPrimitiveValue(const String&, UnitTypes); |
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CSSPrimitiveValue(PassRefPtr<Counter>); |
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CSSPrimitiveValue(PassRefPtr<Rect>); |
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CSSPrimitiveValue(unsigned color); // RGB value |
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CSSPrimitiveValue(PassRefPtr<Pair>); |
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CSSPrimitiveValue(PassRefPtr<DashboardRegion>); // FIXME: Why is dashboard region a primitive value? This makes no sense. |
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virtual ~CSSPrimitiveValue(); |
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void cleanup(); |
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unsigned short primitiveType() const { return m_type; } |
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/* |
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* computes a length in pixels out of the given CSSValue. Need the RenderStyle to get |
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* the fontinfo in case val is defined in em or ex. |
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* |
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* The metrics have to be a bit different for screen and printer output. |
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* For screen output we assume 1 inch == 72 px, for printer we assume 300 dpi |
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* |
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* this is screen/printer dependent, so we probably need a config option for this, |
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* and some tool to calibrate. |
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*/ |
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int computeLengthInt(RenderStyle*); |
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int computeLengthInt(RenderStyle*, double multiplier); |
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int computeLengthIntForLength(RenderStyle*); |
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int computeLengthIntForLength(RenderStyle*, double multiplier); |
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short computeLengthShort(RenderStyle*); |
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short computeLengthShort(RenderStyle*, double multiplier); |
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float computeLengthFloat(RenderStyle*, bool applyZoomFactor = true); |
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double computeLengthDouble(RenderStyle*, bool applyZoomFactor = true); |
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// use with care!!! |
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void setPrimitiveType(unsigned short type) { m_type = type; } |
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double getDoubleValue(unsigned short unitType); |
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double getDoubleValue() const { return m_value.num; } |
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void setFloatValue(unsigned short unitType, double floatValue, ExceptionCode&); |
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float getFloatValue(unsigned short unitType) { return static_cast<float>(getDoubleValue(unitType)); } |
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float getFloatValue() const { return static_cast<float>(m_value.num); } |
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int getIntValue(unsigned short unitType) { return static_cast<int>(getDoubleValue(unitType)); } |
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int getIntValue() const { return static_cast<int>(m_value.num); } |
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void setStringValue(unsigned short stringType, const String& stringValue, ExceptionCode&); |
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String getStringValue() const; |
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Counter* getCounterValue () const { return m_type != CSS_COUNTER ? 0 : m_value.counter; } |
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Rect* getRectValue () const { return m_type != CSS_RECT ? 0 : m_value.rect; } |
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unsigned getRGBColorValue() const { return m_type != CSS_RGBCOLOR ? 0 : m_value.rgbcolor; } |
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Pair* getPairValue() const { return m_type != CSS_PAIR ? 0 : m_value.pair; } |
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DashboardRegion* getDashboardRegionValue () const { return m_type != CSS_DASHBOARD_REGION ? 0 : m_value.region; } |
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virtual bool isPrimitiveValue() const { return true; } |
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virtual unsigned short cssValueType() const; |
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int getIdent(); |
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virtual bool parseString(const String&, bool = false); |
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virtual String cssText() const; |
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virtual bool isQuirkValue() { return false; } |
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protected: |
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int m_type; |
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union { |
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int ident; |
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double num; |
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StringImpl* string; |
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Counter* counter; |
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Rect* rect; |
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unsigned rgbcolor; |
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Pair* pair; |
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DashboardRegion* region; |
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} m_value; |
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}; |
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} // namespace WebCore |
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#endif // CSSPrimitiveValue_h |