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00019 #include <QtGui/QPainter>
00020
00021 #include "tileset.h"
00022
00023 void TileSet::initPixmap(int s, const QPixmap &pix, int w, int h, const QRect ®ion)
00024 {
00025 if (w != region.width() || h != region.height()) {
00026 QPixmap tile = pix.copy(region);
00027 _pixmap[s] = QPixmap(w, h);
00028 _pixmap[s].fill(QColor(0,0,0,0));
00029 QPainter p(&_pixmap[s]);
00030 p.drawTiledPixmap(0, 0, w, h, tile);
00031 }
00032 else {
00033 _pixmap[s] = pix.copy(region);
00034 }
00035 }
00036
00037 TileSet::TileSet(const QPixmap &pix, int w1, int h1, int w2, int h2)
00038 : _w1(w1), _h1(h1)
00039 {
00040 if (pix.isNull())
00041 return;
00042
00043 _w3 = pix.width() - (w1 + w2);
00044 _h3 = pix.height() - (h1 + h2);
00045 int w = w2; while (w < 32 && w2 > 0) w += w2;
00046 int h = h2; while (h < 32 && h2 > 0) h += h2;
00047
00048 initPixmap(0, pix, _w1, _h1, QRect(0, 0, _w1, _h1));
00049 initPixmap(1, pix, w, _h1, QRect(_w1, 0, w2, _h1));
00050 initPixmap(2, pix, _w3, _h1, QRect(_w1+w2, 0, _w3, _h1));
00051 initPixmap(3, pix, _w1, h, QRect(0, _h1, _w1, h2));
00052 initPixmap(4, pix, w, h, QRect(_w1, _h1, w2, h2));
00053 initPixmap(5, pix, _w3, h, QRect(_w1+w2, _h1, _w3, h2));
00054 initPixmap(6, pix, _w1, _h3, QRect(0, _h1+h2, _w1, _h3));
00055 initPixmap(7, pix, w, _h3, QRect(_w1, _h1+h2, w2, _h3));
00056 initPixmap(8, pix, _w3, _h3, QRect(_w1+w2, _h1+h2, _w3, _h3));
00057 }
00058
00059 TileSet::TileSet(const QPixmap &pix, int w1, int h1, int w3, int h3, int x1, int y1, int w2, int h2)
00060 : _w1(w1), _h1(h1), _w3(w3), _h3(h3)
00061 {
00062 if (pix.isNull())
00063 return;
00064
00065 int x2 = pix.width() - _w3;
00066 int y2 = pix.height() - _h3;
00067 int w = w2; while (w < 32 && w2 > 0) w += w2;
00068 int h = h2; while (h < 32 && h2 > 0) h += h2;
00069
00070 initPixmap(0, pix, _w1, _h1, QRect(0, 0, _w1, _h1));
00071 initPixmap(1, pix, w, _h1, QRect(x1, 0, w2, _h1));
00072 initPixmap(2, pix, _w3, _h1, QRect(x2, 0, _w3, _h1));
00073 initPixmap(3, pix, _w1, h, QRect(0, y1, _w1, h2));
00074 initPixmap(4, pix, w, h, QRect(x1, y1, w2, h2));
00075 initPixmap(5, pix, _w3, h, QRect(x2, y1, _w3, h2));
00076 initPixmap(6, pix, _w1, _h3, QRect(0, y2, _w1, _h3));
00077 initPixmap(7, pix, w, _h3, QRect(x1, y2, w2, _h3));
00078 initPixmap(8, pix, _w3, _h3, QRect(x2, y2, _w3, _h3));
00079 }
00080
00081 TileSet::TileSet(const TileSet &other)
00082 : _w1(other._w1), _h1(other._h1), _w3(other._w3), _h3(other._h3)
00083 {
00084 for (int i=0; i<9; i++) {
00085 _pixmap[i] = other._pixmap[i];
00086 }
00087 }
00088
00089 TileSet& TileSet::operator=(const TileSet &other)
00090 {
00091 _w1 = other._w1;
00092 _w3 = other._w3;
00093 _h1 = other._h1;
00094 _h3 = other._h3;
00095 for (int i=0; i<9; i++) {
00096 _pixmap[i] = other._pixmap[i];
00097 }
00098 return *this;
00099 }
00100
00101 inline bool bits(TileSet::Tiles flags, TileSet::Tiles testFlags)
00102 {
00103 return (flags & testFlags) == testFlags;
00104 }
00105
00106 void TileSet::render(const QRect &r, QPainter *p, Tiles t) const
00107 {
00108 if (_pixmap[0].isNull())
00109 return;
00110
00111 int x0, y0, w, h;
00112 r.getRect(&x0, &y0, &w, &h);
00113 w -= _w1 + _w3;
00114 h -= _h1 + _h3;
00115 int x1 = x0 + _w1;
00116 int x2 = x1 + w;
00117 int y1 = y0 + _h1;
00118 int y2 = y1 + h;
00119
00120 if (bits(t, Top|Left)) p->drawPixmap(x0, y0, _pixmap[0]);
00121 if (bits(t, Top|Right)) p->drawPixmap(x2, y0, _pixmap[2]);
00122 if (bits(t, Bottom|Left)) p->drawPixmap(x0, y2, _pixmap[6]);
00123 if (bits(t, Bottom|Right)) p->drawPixmap(x2, y2, _pixmap[8]);
00124
00125 if (t & Top) p->drawTiledPixmap(x1, y0, w, _h1, _pixmap[1]);
00126 if (t & Bottom) p->drawTiledPixmap(x1, y2, w, _h3, _pixmap[7]);
00127 if (t & Left) p->drawTiledPixmap(x0, y1, _w1, h, _pixmap[3]);
00128 if (t & Right) p->drawTiledPixmap(x2, y1, _w3, h, _pixmap[5]);
00129
00130 if (t & Center) p->drawTiledPixmap(x1, y1, w, h, _pixmap[4]);
00131 }