1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef UI_GFX_IMAGE_IMAGE_SKIA_SOURCE_H_ 6 #define UI_GFX_IMAGE_IMAGE_SKIA_SOURCE_H_ 7 8 #include <vector> 9 10 #include "ui/gfx/gfx_export.h" 11 12 namespace gfx { 13 14 class ImageSkiaRep; 15 16 class GFX_EXPORT ImageSkiaSource { 17 public: ~ImageSkiaSource()18 virtual ~ImageSkiaSource() {} 19 20 // Returns the ImageSkiaRep for the given |scale|. ImageSkia caches the 21 // returned ImageSkiaRep and calls this method only if it doesn't have 22 // ImageSkiaRep for given |scale|. There is no need for the implementation to 23 // cache the image. 24 virtual gfx::ImageSkiaRep GetImageForScale(float scale) = 0; 25 }; 26 27 } // namespace gfx 28 29 #endif // UI_GFX_IMAGE_IMAGE_SKIA_SOURCE_H_ 30