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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#ifndef INCLUDED_FILTER_SOURCE_SVG_GFXTYPES_HXX
#define INCLUDED_FILTER_SOURCE_SVG_GFXTYPES_HXX
#include <basegfx/range/b2drange.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <basegfx/polygon/b2dlinegeometry.hxx>
#include <rtl/ustring.hxx>
#include <functional>
#include <unordered_set>
#include <unordered_map>
namespace svgi
{
struct ARGBColor
{
static double toDoubleColor( sal_uInt8 val ) { return val/255.0; }
ARGBColor() : a(1.0), r(0.0), g(0.0), b(0.0)
{}
explicit ARGBColor(double fGrey) : a(1.0), r(fGrey), g(fGrey), b(fGrey)
{}
ARGBColor( double r_, double g_, double b_ ) :
a(1.0), r(r_), g(g_), b(b_)
{}
ARGBColor( double a_, double r_, double g_, double b_ ) :
a(a_), r(r_), g(g_), b(b_)
{}
ARGBColor( int r_, int g_, int b_ ) :
a(1.0),
r(toDoubleColor(sal::static_int_cast<sal_uInt8>(r_))),
g(toDoubleColor(sal::static_int_cast<sal_uInt8>(g_))),
b(toDoubleColor(sal::static_int_cast<sal_uInt8>(b_)))
{}
ARGBColor( int a_, int r_, int g_, int b_ ) :
a(toDoubleColor(sal::static_int_cast<sal_uInt8>(a_))),
r(toDoubleColor(sal::static_int_cast<sal_uInt8>(r_))),
g(toDoubleColor(sal::static_int_cast<sal_uInt8>(g_))),
b(toDoubleColor(sal::static_int_cast<sal_uInt8>(b_)))
{}
double a;
double r;
double g;
double b;
};
inline bool operator==( const ARGBColor& rLHS, const ARGBColor& rRHS )
{ return rLHS.a==rRHS.a && rLHS.r==rRHS.r && rLHS.g==rRHS.g && rLHS.b==rRHS.b; }
inline bool operator!=( const ARGBColor& rLHS, const ARGBColor& rRHS )
{ return !(rLHS==rRHS); }
struct GradientStop
{
GradientStop() : maStopColor(), mnStopPosition(0.0)
{}
ARGBColor maStopColor;
double mnStopPosition;
};
struct Gradient
{
enum GradientType { LINEAR, RADIAL};
std::vector<sal_Size> maStops;
basegfx::B2DHomMatrix maTransform;
GradientType meType;
union
{
struct
{
double mfX1;
double mfX2;
double mfY1;
double mfY2;
} linear;
struct
{
double mfCX;
double mfCY;
double mfFX;
double mfFY;
double mfR;
} radial;
} maCoords;
sal_Int32 mnId;
bool mbBoundingBoxUnits;
// explicit Gradient(GradientType eType) : maStops(), maTransform(), meType(eType), maCoords.mfCX(0.0), maCoords.mfCY(0.0), maCoords.mfFX(0.0), maCoords.mfFY(0.0), maCoords.mfR(0.0), mnId(0), mbBoundingBoxUnits(false)
explicit Gradient(GradientType eType) : maStops(), maTransform(), meType(eType), mnId(0), mbBoundingBoxUnits(false)
{
maCoords.radial.mfCX = 0.0;
maCoords.radial.mfCY = 0.0;
maCoords.radial.mfFX = 0.0;
maCoords.radial.mfFY = 0.0;
maCoords.radial.mfR = 0.0;
}
};
inline bool operator==( const Gradient& rLHS, const Gradient& rRHS )
{
if( rLHS.meType != rRHS.meType )
return false;
if( rLHS.meType == Gradient::LINEAR )
return rLHS.mbBoundingBoxUnits==rRHS.mbBoundingBoxUnits && rLHS.maStops==rRHS.maStops &&
rLHS.maCoords.linear.mfX1 == rRHS.maCoords.linear.mfX1 && rLHS.maCoords.linear.mfX2 == rRHS.maCoords.linear.mfX2 &&
rLHS.maCoords.linear.mfY1 == rRHS.maCoords.linear.mfY1 && rLHS.maCoords.linear.mfY2 == rRHS.maCoords.linear.mfY2;
else
return rLHS.mbBoundingBoxUnits==rRHS.mbBoundingBoxUnits && rLHS.maStops==rRHS.maStops &&
rLHS.maCoords.radial.mfCX == rRHS.maCoords.radial.mfCX && rLHS.maCoords.radial.mfCY == rRHS.maCoords.radial.mfCY &&
rLHS.maCoords.radial.mfFX == rRHS.maCoords.radial.mfFX && rLHS.maCoords.radial.mfFY == rRHS.maCoords.radial.mfFY &&
rLHS.maCoords.radial.mfR == rRHS.maCoords.radial.mfR;
}
enum PaintType
{
NONE,
SOLID,
GRADIENT,
DASH
};
enum FillRule
{
NON_ZERO,
EVEN_ODD
};
enum TextAlign
{
BEFORE,
CENTER,
AFTER
};
enum CapStyle
{
BUTT,
RECT,
ROUND
};
struct State
{
State() :
maCTM(),
maTransform(),
maViewport(),
maViewBox(),
mbIsText(false),
maFontFamily(), // app-default
mnFontSize(12),
mnParentFontSize(12),
maFontStyle("normal"),
maFontVariant("normal"),
mnFontWeight(400.0),
meTextAnchor(BEFORE),
meTextDisplayAlign(BEFORE),
mnTextLineIncrement(0.0),
maCurrentColor(0.0),
mbVisibility(true),
meFillType(SOLID),
mnFillOpacity(1.0),
mnOpacity(1.0),
meStrokeType(NONE),
mnStrokeOpacity(1.0),
meViewportFillType(NONE),
mnViewportFillOpacity(1.0),
maFillColor(0.0),
maFillGradient(Gradient::LINEAR),
meFillRule(NON_ZERO),
maStrokeColor(0.0),
maStrokeGradient(Gradient::LINEAR),
maDashArray(),
mnDashOffset(0.0),
meLineCap(BUTT),
meLineJoin(basegfx::B2DLineJoin::Miter),
mnMiterLimit(4.0),
mnStrokeWidth(1.0),
maViewportFillColor(1.0),
maViewportFillGradient(Gradient::LINEAR),
mnStyleId(0)
{}
basegfx::B2DHomMatrix maCTM;
basegfx::B2DHomMatrix maTransform;
basegfx::B2DRange maViewport;
basegfx::B2DRange maViewBox;
bool mbIsText;
OUString maFontFamily;
double mnFontSize;
double mnParentFontSize;
OUString maFontStyle;
OUString maFontVariant;
double mnFontWeight;
TextAlign meTextAnchor; // text-anchor
TextAlign meTextDisplayAlign; // display-align
double mnTextLineIncrement; // 0.0 means auto
ARGBColor maCurrentColor;
bool mbVisibility;
PaintType meFillType;
double mnFillOpacity;
double mnOpacity;
PaintType meStrokeType;
double mnStrokeOpacity;
PaintType meViewportFillType;
double mnViewportFillOpacity;
ARGBColor maFillColor;
Gradient maFillGradient;
FillRule meFillRule;
ARGBColor maStrokeColor;
Gradient maStrokeGradient;
std::vector<double> maDashArray;
double mnDashOffset;
CapStyle meLineCap;
basegfx::B2DLineJoin meLineJoin;
double mnMiterLimit;
double mnStrokeWidth;
ARGBColor maViewportFillColor;
Gradient maViewportFillGradient;
sal_Int32 mnStyleId;
};
inline bool operator==(const State& rLHS, const State& rRHS )
{
return rLHS.maCTM==rRHS.maCTM &&
rLHS.maTransform==rRHS.maTransform &&
rLHS.maViewport==rRHS.maViewport &&
rLHS.maViewBox==rRHS.maViewBox &&
rLHS.mbIsText==rRHS.mbIsText &&
rLHS.maFontFamily==rRHS.maFontFamily &&
rLHS.mnFontSize==rRHS.mnFontSize &&
rLHS.maFontStyle==rRHS.maFontStyle &&
rLHS.maFontVariant==rRHS.maFontVariant &&
rLHS.mnFontWeight==rRHS.mnFontWeight &&
rLHS.meTextAnchor==rRHS.meTextAnchor &&
rLHS.meTextDisplayAlign==rRHS.meTextDisplayAlign &&
rLHS.mnTextLineIncrement==rRHS.mnTextLineIncrement &&
rLHS.maCurrentColor==rRHS.maCurrentColor &&
rLHS.mbVisibility==rRHS.mbVisibility &&
rLHS.meFillType==rRHS.meFillType &&
rLHS.mnFillOpacity==rRHS.mnFillOpacity &&
rLHS.mnOpacity==rRHS.mnOpacity &&
rLHS.meStrokeType==rRHS.meStrokeType &&
rLHS.mnStrokeOpacity==rRHS.mnStrokeOpacity &&
rLHS.meViewportFillType==rRHS.meViewportFillType &&
rLHS.mnViewportFillOpacity==rRHS.mnViewportFillOpacity &&
rLHS.maFillColor==rRHS.maFillColor &&
rLHS.maFillGradient==rRHS.maFillGradient &&
rLHS.meFillRule==rRHS.meFillRule &&
rLHS.maStrokeColor==rRHS.maStrokeColor &&
rLHS.maStrokeGradient==rRHS.maStrokeGradient &&
rLHS.maDashArray==rRHS.maDashArray &&
rLHS.mnDashOffset==rRHS.mnDashOffset &&
rLHS.meLineCap==rRHS.meLineCap &&
rLHS.meLineJoin==rRHS.meLineJoin &&
rLHS.mnMiterLimit==rRHS.mnMiterLimit &&
rLHS.mnStrokeWidth==rRHS.mnStrokeWidth &&
rLHS.maViewportFillColor==rRHS.maViewportFillColor &&
rLHS.maViewportFillGradient==rRHS.maViewportFillGradient;
}
} // namespace svgi
namespace std
{
template<> struct hash<svgi::State>
{
using result_type = std::size_t;
using argument_type = svgi::State;
std::size_t operator()(const svgi::State& rState ) const
{
return std::hash<double>()(rState.maCTM.get( 0, 0 ))
^ std::hash<double>()(rState.maCTM.get( 1, 0 ))
^ std::hash<double>()(rState.maCTM.get( 0, 1 ))
^ std::hash<double>()(rState.maCTM.get( 1, 1 ))
^ std::hash<double>()(rState.maCTM.get( 0, 2 ))
^ std::hash<double>()(rState.maCTM.get( 1, 2 ))
^ std::hash<double>()(rState.maViewport.getWidth())
^ std::hash<double>()(rState.maViewport.getHeight())
^ std::hash<double>()(rState.maViewBox.getWidth())
^ std::hash<double>()(rState.maViewBox.getHeight())
^ size_t(rState.mbIsText)
^ size_t(rState.maFontFamily.hashCode())
^ std::hash<double>()(rState.mnFontSize)
^ size_t(rState.maFontStyle.hashCode())
^ size_t(rState.maFontVariant.hashCode())
^ std::hash<double>()(rState.mnFontWeight)
^ size_t(rState.meTextAnchor)
^ size_t(rState.meTextDisplayAlign)
^ std::hash<double>()(rState.mnTextLineIncrement)
^ size_t(rState.mbVisibility)
^ size_t(rState.meFillType)
^ std::hash<double>()(rState.mnFillOpacity)
^ std::hash<double>()(rState.mnOpacity)
^ size_t(rState.meStrokeType)
^ std::hash<double>()(rState.mnStrokeOpacity)
^ size_t(rState.meViewportFillType)
^ std::hash<double>()(rState.mnViewportFillOpacity)
^ size_t(rState.maFillColor.a)
^ size_t(rState.maFillColor.r)
^ size_t(rState.maFillColor.g)
^ size_t(rState.maFillColor.b)
^ size_t(rState.maFillGradient.maStops.size())
^ size_t(rState.meFillRule)
^ size_t(rState.maStrokeColor.a)
^ size_t(rState.maStrokeColor.r)
^ size_t(rState.maStrokeColor.g)
^ size_t(rState.maStrokeColor.b)
^ size_t(rState.maStrokeGradient.maStops.size())
^ size_t(rState.maDashArray.size())
^ std::hash<double>()(rState.mnDashOffset)
^ size_t(rState.meLineCap)
^ size_t(rState.meLineJoin)
^ std::hash<double>()(rState.mnMiterLimit)
^ std::hash<double>()(rState.mnStrokeWidth)
^ size_t(rState.maViewportFillColor.a)
^ size_t(rState.maViewportFillColor.r)
^ size_t(rState.maViewportFillColor.g)
^ size_t(rState.maViewportFillColor.b)
^ size_t(rState.maViewportFillGradient.maStops.size());
}
};
}
namespace svgi
{
typedef std::unordered_set<State> StatePool;
typedef std::unordered_map<sal_Int32, State> StateMap;
} // namespace svgi
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
