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Side by Side Diff: ui/base/layout.h

Issue 11301007: Load the resources for max scale factor first. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 8 years, 1 month ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef UI_BASE_LAYOUT_H_ 5 #ifndef UI_BASE_LAYOUT_H_
6 #define UI_BASE_LAYOUT_H_ 6 #define UI_BASE_LAYOUT_H_
7 7
8 #include <vector> 8 #include <vector>
9 9
10 #include "build/build_config.h" 10 #include "build/build_config.h"
(...skipping 14 matching lines...) Expand all
25 LAYOUT_TOUCH, 25 LAYOUT_TOUCH,
26 }; 26 };
27 27
28 // Returns the display layout that should be used. This could be used 28 // Returns the display layout that should be used. This could be used
29 // e.g. to tweak hard-coded padding that's layout specific, or choose 29 // e.g. to tweak hard-coded padding that's layout specific, or choose
30 // the .pak file of theme resources to load. 30 // the .pak file of theme resources to load.
31 UI_EXPORT DisplayLayout GetDisplayLayout(); 31 UI_EXPORT DisplayLayout GetDisplayLayout();
32 32
33 // Supported UI scale factors for the platform. This is used as an index 33 // Supported UI scale factors for the platform. This is used as an index
34 // into the array |kScaleFactorScales| which maps the enum value to a float. 34 // into the array |kScaleFactorScales| which maps the enum value to a float.
35 // SCALE_FACTOR_NONE is used for density independent resources such as
36 // string, html/js files or an image that can be used for any scales
37 // (such as wallpapers).
35 enum ScaleFactor { 38 enum ScaleFactor {
36 SCALE_FACTOR_100P = 0, 39 SCALE_FACTOR_NONE = 0,
40 SCALE_FACTOR_100P,
37 41
38 // The scale factor used for unscaled binary data, the 1x (default) scale 42 // The scale factor used for unscaled binary data, the 1x (default) scale
39 // factor data packs. 43 // factor data packs.
40 SCALE_FACTOR_NONE = SCALE_FACTOR_100P,
41 SCALE_FACTOR_140P, 44 SCALE_FACTOR_140P,
42 SCALE_FACTOR_180P, 45 SCALE_FACTOR_180P,
43 SCALE_FACTOR_200P, 46 SCALE_FACTOR_200P,
44 47
45 NUM_SCALE_FACTORS // This always appears last. 48 NUM_SCALE_FACTORS // This always appears last.
46 }; 49 };
47 50
48 // Returns the float scale value for |scale_factor|. 51 // Returns the float scale value for |scale_factor|.
49 UI_EXPORT float GetScaleFactorScale(ScaleFactor scale_factor); 52 UI_EXPORT float GetScaleFactorScale(ScaleFactor scale_factor);
50 53
(...skipping 18 matching lines...) Expand all
69 namespace test { 72 namespace test {
70 73
71 UI_EXPORT void SetSupportedScaleFactors( 74 UI_EXPORT void SetSupportedScaleFactors(
72 const std::vector<ScaleFactor>& scale_factors); 75 const std::vector<ScaleFactor>& scale_factors);
73 76
74 } // namespace test 77 } // namespace test
75 78
76 } // namespace ui 79 } // namespace ui
77 80
78 #endif // UI_BASE_LAYOUT_H_ 81 #endif // UI_BASE_LAYOUT_H_
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