1 // Copyright 2014 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 COMPONENTS_FAVICON_BASE_FAVICON_UTIL_H_ 6 #define COMPONENTS_FAVICON_BASE_FAVICON_UTIL_H_ 7 8 #include <vector> 9 10 #include "components/favicon_base/favicon_types.h" 11 12 namespace gfx { 13 class Image; 14 } 15 16 namespace favicon_base { 17 18 // Returns the scales at which favicons should be fetched. This is 19 // different from ui::GetSupportedScaleFactors() because clients which do 20 // not support 1x should still fetch a favicon for 1x to push to sync. This 21 // guarantees that the clients receiving sync updates pushed by this client 22 // receive a favicon (potentially of the wrong scale factor) and do not show 23 // the default favicon. 24 std::vector<float> GetFaviconScales(); 25 26 // Sets the color space used for converting |image| to an NSImage to the 27 // system colorspace. This makes the favicon look the same in the browser UI 28 // as it does in the renderer. 29 void SetFaviconColorSpace(gfx::Image* image); 30 31 // Takes a vector of PNG-encoded frames, and converts it to a gfx::Image of 32 // size |favicon_size| in DIPS. The result gfx::Image has a gfx::ImageSkia with 33 // gfx::ImageSkiaReps for each |favicon_scales|. 34 gfx::Image SelectFaviconFramesFromPNGs( 35 const std::vector<favicon_base::FaviconRawBitmapResult>& png_data, 36 const std::vector<float>& favicon_scales, 37 int favicon_size); 38 39 } // namspace favicon_base 40 41 #endif // COMPONENTS_FAVICON_BASE_FAVICON_UTIL_H_ 42