diff options
Diffstat (limited to 'WebCore/platform/graphics/Gradient.h')
-rw-r--r-- | WebCore/platform/graphics/Gradient.h | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/WebCore/platform/graphics/Gradient.h b/WebCore/platform/graphics/Gradient.h deleted file mode 100644 index 153e1e9..0000000 --- a/WebCore/platform/graphics/Gradient.h +++ /dev/null @@ -1,165 +0,0 @@ -/* - * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved. - * Copyright (C) 2007 Alp Toker <alp@atoker.com> - * Copyright (C) 2008 Torch Mobile, Inc. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY - * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef Gradient_h -#define Gradient_h - -#include "AffineTransform.h" -#include "FloatPoint.h" -#include "Generator.h" -#include "GraphicsTypes.h" -#include <wtf/PassRefPtr.h> -#include <wtf/Vector.h> - -#if PLATFORM(CG) - -#define USE_CG_SHADING defined(BUILDING_ON_TIGER) || defined(BUILDING_ON_LEOPARD) - -#if USE_CG_SHADING -typedef struct CGShading* CGShadingRef; -typedef CGShadingRef PlatformGradient; -#else -typedef struct CGGradient* CGGradientRef; -typedef CGGradientRef PlatformGradient; -#endif - -#elif PLATFORM(QT) -QT_BEGIN_NAMESPACE -class QGradient; -QT_END_NAMESPACE -typedef QGradient* PlatformGradient; -#elif PLATFORM(CAIRO) -typedef struct _cairo_pattern cairo_pattern_t; -typedef cairo_pattern_t* PlatformGradient; -#elif PLATFORM(SKIA) -#if PLATFORM(ANDROID) -#include "SkShader.h" -typedef class PlatformGradientRec* PlatformGradient; -#else -class SkShader; -typedef class SkShader* PlatformGradient; -typedef class SkShader* PlatformPattern; -#endif -#elif PLATFORM(HAIKU) -class BGradient; -typedef BGradient* PlatformGradient; -#else -typedef void* PlatformGradient; -#endif - -namespace WebCore { - - class Color; - - class Gradient : public Generator { - public: - static PassRefPtr<Gradient> create(const FloatPoint& p0, const FloatPoint& p1) - { - return adoptRef(new Gradient(p0, p1)); - } - static PassRefPtr<Gradient> create(const FloatPoint& p0, float r0, const FloatPoint& p1, float r1) - { - return adoptRef(new Gradient(p0, r0, p1, r1)); - } - virtual ~Gradient(); - - struct ColorStop; - void addColorStop(const ColorStop&); - void addColorStop(float, const Color&); - - void getColor(float value, float* r, float* g, float* b, float* a) const; - bool hasAlpha() const; - - bool isRadial() const { return m_radial; } - bool isZeroSize() const { return m_p0.x() == m_p1.x() && m_p0.y() == m_p1.y() && (!m_radial || m_r0 == m_r1); } - -#if OS(WINCE) && !PLATFORM(QT) - const FloatPoint& p0() const { return m_p0; } - const FloatPoint& p1() const { return m_p1; } - float r0() const { return m_r0; } - float r1() const { return m_r1; } - const Vector<ColorStop, 2>& getStops() const; -#else -#if PLATFORM(ANDROID) - SkShader* getShader(SkShader::TileMode); -#endif - PlatformGradient platformGradient(); -#endif - struct ColorStop { - float stop; - float red; - float green; - float blue; - float alpha; - - ColorStop() : stop(0), red(0), green(0), blue(0), alpha(0) { } - ColorStop(float s, float r, float g, float b, float a) : stop(s), red(r), green(g), blue(b), alpha(a) { } - }; - - void setStopsSorted(bool s) { m_stopsSorted = s; } - - void setSpreadMethod(GradientSpreadMethod); - GradientSpreadMethod spreadMethod() { return m_spreadMethod; } - void setGradientSpaceTransform(const AffineTransform& gradientSpaceTransformation); - // Qt and CG transform the gradient at draw time - AffineTransform gradientSpaceTransform() { return m_gradientSpaceTransformation; } - - virtual void fill(GraphicsContext*, const FloatRect&); - virtual void adjustParametersForTiledDrawing(IntSize& size, FloatRect& srcRect); - - void setPlatformGradientSpaceTransform(const AffineTransform& gradientSpaceTransformation); - -#if PLATFORM(CG) - void paint(GraphicsContext*); -#endif - private: - Gradient(const FloatPoint& p0, const FloatPoint& p1); - Gradient(const FloatPoint& p0, float r0, const FloatPoint& p1, float r1); - - void platformInit() { m_gradient = 0; } - void platformDestroy(); - - int findStop(float value) const; - void sortStopsIfNecessary(); - - bool m_radial; - FloatPoint m_p0; - FloatPoint m_p1; - float m_r0; - float m_r1; - mutable Vector<ColorStop, 2> m_stops; - mutable bool m_stopsSorted; - mutable int m_lastStop; - GradientSpreadMethod m_spreadMethod; - AffineTransform m_gradientSpaceTransformation; - - PlatformGradient m_gradient; - }; - -} //namespace - -#endif |