15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef SKIA_EXT_BITMAP_PLATFORM_DEVICE_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define SKIA_EXT_BITMAP_PLATFORM_DEVICE_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This file provides an easy way to include the appropriate 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// BitmapPlatformDevice header file for your platform. 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(WIN32) 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "skia/ext/bitmap_platform_device_win.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#elif defined(__APPLE__) 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "skia/ext/bitmap_platform_device_mac.h" 15f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)#elif defined(USE_CAIRO) 16f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)#include "skia/ext/bitmap_platform_device_cairo.h" 17f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)#else 18f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)#include "skia/ext/bitmap_platform_device_skia.h" 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace skia { 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns true if it is unsafe to attempt to allocate an offscreen buffer 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // given these dimensions. 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) inline bool RasterDeviceTooBigToAllocate(int width, int height) { 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef SKIA_EXT_RASTER_DEVICE_ALLOCATION_MAX 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define SKIA_EXT_RASTER_DEVICE_ALLOCATION_MAX (2 * 256 * 1024 * 1024) 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int bytesPerPixel = 4; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int64_t bytes = (int64_t)width * height * bytesPerPixel; 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return bytes > SKIA_EXT_RASTER_DEVICE_ALLOCATION_MAX; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // SKIA_EXT_BITMAP_PLATFORM_DEVICE_H_ 37