15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 251b2906e11752df6c18351cf520e30522d3b53a1Torne (Richard Coles) * Copyright (c) 2013, Google Inc. All rights reserved. 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Redistribution and use in source and binary forms, with or without 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modification, are permitted provided that the following conditions are 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * met: 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Redistributions of source code must retain the above copyright 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer. 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Redistributions in binary form must reproduce the above 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * copyright notice, this list of conditions and the following disclaimer 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * in the documentation and/or other materials provided with the 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * distribution. 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Neither the name of Google Inc. nor the names of its 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * contributors may be used to endorse or promote products derived from 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * this software without specific prior written permission. 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 31a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)#include "config.h" 3251b2906e11752df6c18351cf520e30522d3b53a1Torne (Richard Coles) 33a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)#include "platform/graphics/ImageBufferSurface.h" 34a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) 35aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch#include "platform/graphics/ImageBuffer.h" 36a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)#include "third_party/skia/include/core/SkCanvas.h" 37a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)#include "third_party/skia/include/core/SkDevice.h" 38c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)#include "third_party/skia/include/core/SkPicture.h" 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 40c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)namespace blink { 415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 42aafa69cb17c9d6606c07663ade5f81388a2c5986Ben MurdochImageBufferSurface::ImageBufferSurface(const IntSize& size, OpacityMode opacityMode) 43aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch : m_opacityMode(opacityMode) 44aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch , m_size(size) 45aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch{ 46aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch setIsHidden(false); 47aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch} 48aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch 49c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)PassRefPtr<SkPicture> ImageBufferSurface::getPicture() 50c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles){ 51c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles) return nullptr; 52c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)} 53c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles) 54a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)void ImageBufferSurface::clear() 55a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles){ 56a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) // Clear the background transparent or opaque, as required. It would be nice if this wasn't 57a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) // required, but the canvas is currently filled with the magic transparency 58a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) // color. Can we have another way to manage this? 59a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) if (isValid()) { 60a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) if (m_opacityMode == Opaque) 61a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) canvas()->drawARGB(255, 0, 0, 0, SkXfermode::kSrc_Mode); 62a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) else 63a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) canvas()->drawARGB(0, 0, 0, 0, SkXfermode::kClear_Mode); 64c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles) didClearCanvas(); 65a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) } 66a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)} 675c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 68c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)const SkBitmap& ImageBufferSurface::bitmap() 69a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles){ 70a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) ASSERT(canvas()); 71e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) willAccessPixels(); 72a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) return canvas()->getTopDevice()->accessBitmap(false); 73a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles)} 7451b2906e11752df6c18351cf520e30522d3b53a1Torne (Richard Coles) 7509380295ba73501a205346becac22c6978e4671dTorne (Richard Coles)const SkBitmap& ImageBufferSurface::cachedBitmap() const 7609380295ba73501a205346becac22c6978e4671dTorne (Richard Coles){ 7709380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) DEFINE_STATIC_LOCAL(SkBitmap, nullBitmap, ()); 7809380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) return nullBitmap; 7909380295ba73501a205346becac22c6978e4671dTorne (Richard Coles)} 80a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) 81c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)} // namespace blink 82