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 CHROME_COMMON_BADGE_UTIL_H_ 6 #define CHROME_COMMON_BADGE_UTIL_H_ 7 8 #include <string> 9 10 #include "base/strings/string16.h" 11 #include "chrome/common/extensions/api/extension_action/action_info.h" 12 #include "third_party/skia/include/core/SkBitmap.h" 13 14 class SkPaint; 15 16 namespace gfx { 17 class Canvas; 18 class Rect; 19 } 20 21 // badge_util provides a set of helper routines for rendering dynamically 22 // generated text overlays ("badges") on toolbar icons. 23 namespace badge_util { 24 25 // Helper routine that returns a singleton SkPaint object configured for 26 // rendering badge overlay text (correct font, typeface, etc). 27 SkPaint* GetBadgeTextPaintSingleton(); 28 29 // Given an |icon|, renders the |text| centered on the |icon|. If |text| is 30 // too large to fit within the bounds of the image, the |fallback| string is 31 // rendered instead (or nothing, if |fallback| is empty). 32 SkBitmap DrawBadgeIconOverlay(const SkBitmap& icon, 33 float font_size_in_pixels, 34 const base::string16& text, 35 const base::string16& fallback); 36 37 // Paints badge with specified parameters to |canvas|. 38 void PaintBadge(gfx::Canvas* canvas, 39 const gfx::Rect& bounds, 40 const std::string& text, 41 const SkColor& text_color_in, 42 const SkColor& background_color_in, 43 int icon_width, 44 extensions::ActionInfo::Type action_type); 45 46 } // namespace badge_util; 47 48 #endif // CHROME_COMMON_BADGE_UTIL_H_ 49