File indexing completed on 2024-12-22 04:31:07
0001 #ifndef TILESET_H 0002 #define TILESET_H 0003 0004 /************************************************************************* 0005 * Copyright (C) 2014 by Hugo Pereira Da Costa <hugo.pereira@free.fr> * 0006 * * 0007 * This program is free software; you can redistribute it and/or modify * 0008 * it under the terms of the GNU General Public License as published by * 0009 * the Free Software Foundation; either version 2 of the License, or * 0010 * (at your option) any later version. * 0011 * * 0012 * This program is distributed in the hope that it will be useful, * 0013 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 0014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 0015 * GNU General Public License for more details. * 0016 * * 0017 * You should have received a copy of the GNU General Public License * 0018 * along with this program; if not, write to the * 0019 * Free Software Foundation, Inc., * 0020 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA . * 0021 *************************************************************************/ 0022 0023 0024 #include <QPixmap> 0025 #include <QRect> 0026 #include <QVector> 0027 0028 //* handles proper scaling of pixmap to match widget rect. 0029 /** 0030 tilesets are collections of stretchable pixmaps corresponding to a given widget corners, sides, and center. 0031 corner pixmaps are never stretched. center pixmaps are 0032 */ 0033 class TileSet 0034 { 0035 public: 0036 /** 0037 Create a TileSet from a pixmap. The size of the bottom/right chunks is 0038 whatever is left over from the other chunks, whose size is specified 0039 in the required parameters. 0040 0041 @param w1 width of the left chunks 0042 @param h1 height of the top chunks 0043 @param w2 width of the not-left-or-right chunks 0044 @param h2 height of the not-top-or-bottom chunks 0045 */ 0046 TileSet(const QPixmap&, int w1, int h1, int w2, int h2 ); 0047 0048 //* empty constructor 0049 TileSet(); 0050 0051 //* destructor 0052 virtual ~TileSet() 0053 {} 0054 0055 /** 0056 Flags specifying what sides to draw in ::render. Corners are drawn when 0057 the sides forming that corner are drawn, e.g. Top|Left draws the 0058 top-center, center-left, and top-left chunks. The center-center chunk is 0059 only drawn when Center is requested. 0060 */ 0061 enum Tile { 0062 Top = 0x1, 0063 Left = 0x2, 0064 Bottom = 0x4, 0065 Right = 0x8, 0066 Center = 0x10, 0067 TopLeft = Top|Left, 0068 TopRight = Top|Right, 0069 BottomLeft = Bottom|Left, 0070 BottomRight = Bottom|Right, 0071 Ring = Top|Left|Bottom|Right, 0072 Horizontal = Left|Right|Center, 0073 Vertical = Top|Bottom|Center, 0074 Full = Ring|Center 0075 }; 0076 Q_DECLARE_FLAGS(Tiles, Tile) 0077 0078 /** 0079 Fills the specified rect with tiled chunks. Corners are never tiled, 0080 edges are tiled in one direction, and the center chunk is tiled in both 0081 directions. Partial tiles are used as needed so that the entire rect is 0082 perfectly filled. Filling is performed as if all chunks are being drawn. 0083 */ 0084 void render(const QRect&, QPainter*, Tiles = Ring) const; 0085 0086 //* return size associated to this tileset 0087 QSize size() const 0088 { return QSize( _w1 + _w3, _h1 + _h3 ); } 0089 0090 //* is valid 0091 bool isValid() const 0092 { return _pixmaps.size() == 9; } 0093 0094 //* returns pixmap for given index 0095 QPixmap pixmap( int index ) const 0096 { return _pixmaps[index]; } 0097 0098 protected: 0099 0100 //* shortcut to pixmap list 0101 using PixmapList = QVector<QPixmap>; 0102 0103 //* initialize pixmap 0104 void initPixmap( PixmapList&, const QPixmap&, int w, int h, const QRect& ); 0105 0106 private: 0107 0108 //* pixmap arry 0109 PixmapList _pixmaps; 0110 0111 // dimensions 0112 int _w1; 0113 int _h1; 0114 int _w3; 0115 int _h3; 0116 0117 }; 0118 0119 Q_DECLARE_OPERATORS_FOR_FLAGS(TileSet::Tiles) 0120 0121 #endif //TILESET_H