1 /* 2 * Copyright (C) 2008 Kevin Ollivier <kevino (at) theolliviers.com> All rights reserved. 3 * Copyright (C) 2009 Maxime Simon <simon.maxime (at) theolliviers.com> 4 * Copyright (C) 2010 Stephan Amus <superstippi (at) gmx.de> 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 16 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 18 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 19 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 22 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 23 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #include "config.h" 29 #include "Gradient.h" 30 31 #include "GraphicsContext.h" 32 #include <GradientLinear.h> 33 #include <GradientRadial.h> 34 #include <View.h> 35 36 37 namespace WebCore { 38 39 void Gradient::platformDestroy() 40 { 41 delete m_gradient; 42 } 43 44 PlatformGradient Gradient::platformGradient() 45 { 46 if (m_gradient) 47 return m_gradient; 48 49 if (m_radial) { 50 // TODO: Support m_r0? 51 m_gradient = new BGradientRadial(m_p0, m_r1); 52 } else 53 m_gradient = new BGradientLinear(m_p0, m_p1); 54 size_t size = m_stops.size(); 55 for (size_t i = 0; i < size; i++) { 56 const ColorStop& stop = m_stops[i]; 57 rgb_color color; 58 color.red = static_cast<uint8>(stop.red * 255); 59 color.green = static_cast<uint8>(stop.green * 255); 60 color.blue = static_cast<uint8>(stop.blue * 255); 61 color.alpha = static_cast<uint8>(stop.alpha * 255); 62 m_gradient->AddColor(color, stop.stop); 63 } 64 return m_gradient; 65 } 66 67 void Gradient::fill(GraphicsContext* context, const FloatRect& rect) 68 { 69 context->platformContext()->FillRect(rect, *platformGradient()); 70 } 71 72 } // namespace WebCore 73 74
