1 /* 2 * Copyright (C) 2006, 2007, 2008 Apple Computer, Inc. All rights reserved. 3 * Copyright (C) 2007 Alp Toker <alp@atoker.com> 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #ifndef CanvasGradient_h 28 #define CanvasGradient_h 29 30 #include "Gradient.h" 31 #include <wtf/PassRefPtr.h> 32 #include <wtf/RefCounted.h> 33 34 namespace WebCore { 35 36 class String; 37 38 typedef int ExceptionCode; 39 40 class CanvasGradient : public RefCounted<CanvasGradient> { 41 public: create(const FloatPoint & p0,const FloatPoint & p1)42 static PassRefPtr<CanvasGradient> create(const FloatPoint& p0, const FloatPoint& p1) 43 { 44 return adoptRef(new CanvasGradient(p0, p1)); 45 } create(const FloatPoint & p0,float r0,const FloatPoint & p1,float r1)46 static PassRefPtr<CanvasGradient> create(const FloatPoint& p0, float r0, const FloatPoint& p1, float r1) 47 { 48 return adoptRef(new CanvasGradient(p0, r0, p1, r1)); 49 } 50 gradient()51 Gradient* gradient() const { return m_gradient.get(); } 52 53 void addColorStop(float value, const String& color, ExceptionCode&); 54 getColor(float value,float * r,float * g,float * b,float * a)55 void getColor(float value, float* r, float* g, float* b, float* a) const { m_gradient->getColor(value, r, g, b, a); } 56 57 #if ENABLE(DASHBOARD_SUPPORT) setDashboardCompatibilityMode()58 void setDashboardCompatibilityMode() { m_dashbardCompatibilityMode = true; } 59 #endif 60 61 private: 62 CanvasGradient(const FloatPoint& p0, const FloatPoint& p1); 63 CanvasGradient(const FloatPoint& p0, float r0, const FloatPoint& p1, float r1); 64 65 RefPtr<Gradient> m_gradient; 66 bool m_dashbardCompatibilityMode; 67 }; 68 69 } //namespace 70 71 #endif 72