| // 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 |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| // Platform-independent structures for points, sizes, and rectangles |
| #ifndef MOZC_BASE_COORDINATES_H_ |
| #define MOZC_BASE_COORDINATES_H_ |
| |
| namespace mozc { |
| struct Point { |
| int x; |
| int y; |
| Point(int newx = 0, int newy = 0) : x(newx), y(newy) {} |
| Point(const Point &point) : x(point.x), y(point.y) {} |
| }; |
| |
| struct Size { |
| int width; |
| int height; |
| Size(int newwidth = 0, int newheight = 0) |
| : width(newwidth), height(newheight) {} |
| Size(const Size &size) : width(size.width), height(size.height) {} |
| }; |
| |
| struct Rect { |
| Point origin; |
| Size size; |
| Rect(int newx, int newy, int newwidth, int newheight) |
| : origin(newx, newy), size(newwidth, newheight) {} |
| Rect(const Point &o, const Size &s) : origin(o), size(s) {} |
| Rect(const Rect &rect) : origin(rect.origin), size(rect.size) {} |
| Rect() {} |
| |
| // Accessors |
| inline int Width() const { return size.width; } |
| inline int Height() const { return size.height; } |
| inline int Left() const { return origin.x; } |
| inline int Top() const { return origin.y; } |
| inline int Right() const { return origin.x + size.width; } |
| inline int Bottom() const { return origin.y + size.height; } |
| |
| // Other methods |
| inline void DeflateRect(int l, int t, int r, int b) { |
| origin.x += l; |
| origin.y += t; |
| size.width -= l + r; |
| size.height -= t + b; |
| } |
| inline void DeflateRect(int x, int y) { |
| DeflateRect(x, y, x, y); |
| } |
| inline void DeflateRect(const Size &s) { DeflateRect(s.width, s.height); } |
| // Returns true if the right side is less than or equal to the coordinate |
| // of the left side, or the coordinate of the bottom side is less than or |
| // equal to the coordinate of the top side. |
| // This behaviour is compatible to the IsRectEmpty API |
| // http://msdn.microsoft.com/en-us/library/dd145017.aspx |
| inline bool IsRectEmpty() const { |
| return size.width <= 0 || size.height <= 0; |
| } |
| inline bool PtrInRect(const Point &p) const { |
| return p.x >= origin.x && p.x <= origin.x + size.width && |
| p.y >= origin.y && p.y <= origin.y + size.height; |
| } |
| }; |
| } // namespace mozc |
| #endif // MOZC_BASE_COORDINATES_H_ |