| // Copyright 2010-2015, Google Inc. |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef MOZC_RENDERER_UNIX_DRAW_TOOL_INTERFACE_H_ |
| #define MOZC_RENDERER_UNIX_DRAW_TOOL_INTERFACE_H_ |
| |
| #include <gtk/gtk.h> |
| |
| #include "base/port.h" |
| |
| namespace mozc { |
| |
| struct Point; |
| struct Rect; |
| |
| namespace renderer { |
| namespace gtk { |
| |
| struct RGBA; |
| class CairoWrapperInterface; |
| |
| class DrawToolInterface { |
| public: |
| explicit DrawToolInterface() {} |
| virtual ~DrawToolInterface() {} |
| |
| // Resets internal cairo context to given one. |
| virtual void Reset(CairoWrapperInterface *cairo) = 0; |
| |
| // To use double buffering, call Save function before call drawing operations, |
| // and call Restore function after all drawing operation is finished. |
| virtual void Save() = 0; |
| virtual void Restore() = 0; |
| |
| // Draws rectangle and fill inside of it with spcified color. |
| virtual void FillRect(const Rect &rect, const RGBA &color) = 0; |
| |
| // Draws rectangle with specified color. |
| virtual void FrameRect(const Rect &rect, |
| const RGBA &color, |
| const uint32 line_width) = 0; |
| |
| // Draws line with specified color. |
| virtual void DrawLine(const Point &from, |
| const Point &to, |
| const RGBA &color, |
| const uint32 line_width) = 0; |
| }; |
| } // namespace gtk |
| } // namespace renderer |
| } // namespace mozc |
| #endif // MOZC_RENDERER_UNIX_DRAW_TOOL_INTERFACE_H_ |