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| 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 UI_BASE_CURSOR_IMAGE_CURSORS_H_ | |
| 6 #define UI_BASE_CURSOR_IMAGE_CURSORS_H_ | |
| 7 | |
| 8 #include "base/memory/scoped_ptr.h" | |
| 9 #include "base/strings/string16.h" | |
| 10 #include "ui/base/cursor/cursor.h" | |
| 11 #include "ui/base/ui_base_export.h" | |
| 12 #include "ui/gfx/display.h" | |
| 13 #include "ui/gfx/native_widget_types.h" | |
| 14 | |
| 15 namespace ui { | |
| 16 | |
| 17 class CursorLoader; | |
| 18 | |
| 19 // A utility class that provides cursors for NativeCursors for which we have | |
| 20 // image resources. | |
| 21 class UI_BASE_EXPORT ImageCursors { | |
| 22 public: | |
| 23 ImageCursors(); | |
| 24 ~ImageCursors(); | |
| 25 | |
| 26 // Returns the scale and rotation of the currently loaded cursor. | |
| 27 float GetScale() const; | |
| 28 gfx::Display::Rotation GetRotation() const; | |
| 29 | |
| 30 // Sets the display the cursors are loaded for. |scale_factor| determines the | |
| 31 // size of the image to load. Returns true if the cursor image is reloaded. | |
| 32 bool SetDisplay(const gfx::Display& display, float scale_factor); | |
| 33 | |
| 34 // Sets the type of the mouse cursor icon. | |
| 35 void SetCursorSet(CursorSetType cursor_set); | |
| 36 | |
| 37 // Sets the platform cursor based on the native type of |cursor|. | |
| 38 void SetPlatformCursor(gfx::NativeCursor* cursor); | |
| 39 | |
| 40 private: | |
| 41 // Reloads the all loaded cursors in the cursor loader. | |
| 42 void ReloadCursors(); | |
| 43 | |
| 44 scoped_ptr<CursorLoader> cursor_loader_; | |
| 45 CursorSetType cursor_set_; | |
| 46 | |
| 47 DISALLOW_COPY_AND_ASSIGN(ImageCursors); | |
| 48 }; | |
| 49 | |
| 50 } // namespace ui | |
| 51 | |
| 52 #endif // UI_BASE_CURSOR_IMAGE_CURSORS_H_ | |
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