runtime/kstyles/oxygen/tileset.cpp

   1 /*
   2  * Copyright 2007 Matthew Woehlke <mw_triad@users.sourceforge.net>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Library General Public
   6  * License version 2 as published by the Free Software Foundation.
   7  *
   8  * This library is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * Library General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU Library General Public License
  14  * along with this library; see the file COPYING.LIB.  If not, write to
  15  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  16  * Boston, MA 02110-1301, USA.
  17  */
  18
  19 #include <QtGui/QPainter>
  20
  21 #include "tileset.h"
  22
  23 void TileSet::initPixmap(int s, const QPixmap &pix, int w, int h, const QRect &region)
  24 {
  25     if (w != region.width() || h != region.height()) {
  26         QPixmap tile = pix.copy(region);
  27         _pixmap[s] = QPixmap(w, h);
  28         _pixmap[s].fill(QColor(0,0,0,0));
  29         QPainter p(&_pixmap[s]);
  30         p.drawTiledPixmap(0, 0, w, h, tile);
  31     }
  32     else {
  33         _pixmap[s] = pix.copy(region);
  34     }
  35 }
  36
  37 TileSet::TileSet(const QPixmap &pix, int w1, int h1, int w2, int h2)
  38     : _w1(w1), _h1(h1)
  39 {
  40     if (pix.isNull())
  41         return;
  42
  43     _w3 = pix.width() - (w1 + w2);
  44     _h3 = pix.height() - (h1 + h2);
  45     int w = w2; while (w < 32) w += w2;
  46     int h = h2; while (h < 32) h += h2;
  47
  48     initPixmap(0, pix, _w1, _h1, QRect(0,      0,      _w1, _h1));
  49     initPixmap(1, pix,  w,  _h1, QRect(_w1,    0,       w2, _h1));
  50     initPixmap(2, pix, _w3, _h1, QRect(_w1+w2, 0,      _w3, _h1));
  51     initPixmap(3, pix, _w1,  h,  QRect(0,      _h1,    _w1,  h2));
  52     initPixmap(4, pix,  w,   h,  QRect(_w1,    _h1,     w2,  h2));
  53     initPixmap(5, pix, _w3,  h,  QRect(_w1+w2, _h1,    _w3,  h2));
  54     initPixmap(6, pix, _w1, _h3, QRect(0,      _h1+h2, _w1, _h3));
  55     initPixmap(7, pix,  w,  _h3, QRect(_w1,    _h1+h2,  w2, _h3));
  56     initPixmap(8, pix, _w3, _h3, QRect(_w1+w2, _h1+h2, _w3, _h3));
  57 }
  58
  59 TileSet::TileSet(const QPixmap &pix, int w1, int h1, int w3, int h3, int x1, int y1, int w2, int h2)
  60     : _w1(w1), _h1(h1), _w3(w3), _h3(h3)
  61 {
  62     if (pix.isNull())
  63         return;
  64
  65     int x2 = pix.width() - _w3;
  66     int y2 = pix.height() - _h3;
  67     int w = w2; while (w < 32) w += w2;
  68     int h = h2; while (h < 32) h += h2;
  69
  70     initPixmap(0, pix, _w1, _h1, QRect(0,  0,  _w1, _h1));
  71     initPixmap(1, pix,  w,  _h1, QRect(x1, 0,   w2, _h1));
  72     initPixmap(2, pix, _w3, _h1, QRect(x2, 0,  _w3, _h1));
  73     initPixmap(3, pix, _w1,  h,  QRect(0,  y1, _w1,  h2));
  74     initPixmap(4, pix,  w,   h,  QRect(x1, y1,  w2,  h2));
  75     initPixmap(5, pix, _w3,  h,  QRect(x2, y1, _w3,  h2));
  76     initPixmap(6, pix, _w1, _h3, QRect(0,  y2, _w1, _h3));
  77     initPixmap(7, pix,  w,  _h3, QRect(x1, y2,  w2, _h3));
  78     initPixmap(8, pix, _w3, _h3, QRect(x2, y2, _w3, _h3));
  79 }
  80
  81 TileSet::TileSet(const TileSet &other)
  82     : _w1(other._w1), _h1(other._h1), _w3(other._w3), _h3(other._h3)
  83 {
  84     for (int i=0; i<9; i++) {
  85         _pixmap[i] = other._pixmap[i];
  86     }
  87 }
  88
  89 TileSet& TileSet::operator=(const TileSet &other)
  90 {
  91     _w1 = other._w1;
  92     _w3 = other._w3;
  93     _h1 = other._h1;
  94     _h3 = other._h3;
  95     for (int i=0; i<9; i++) {
  96         _pixmap[i] = other._pixmap[i];
  97     }
  98     return *this;
  99 }
 100
 101 inline bool bits(TileSet::Tiles flags, TileSet::Tiles testFlags)
 102 {
 103     return (flags & testFlags) == testFlags;
 104 }
 105
 106 void TileSet::render(const QRect &r, QPainter *p, Tiles t) const
 107 {
 108     if (_pixmap[0].isNull())
 109         return;
 110
 111     int x0, y0, w, h;
 112     r.getRect(&x0, &y0, &w, &h);
 113     w -= _w1 + _w3;
 114     h -= _h1 + _h3;
 115     int x1 = x0 + _w1;
 116     int x2 = x1 + w;
 117     int y1 = y0 + _h1;
 118     int y2 = y1 + h;
 119
 120     if (bits(t,    Top|Left))  p->drawPixmap(x0, y0, _pixmap[0]);
 121     if (bits(t,    Top|Right)) p->drawPixmap(x2, y0, _pixmap[2]);
 122     if (bits(t, Bottom|Left))  p->drawPixmap(x0, y2, _pixmap[6]);
 123     if (bits(t, Bottom|Right)) p->drawPixmap(x2, y2, _pixmap[8]);
 124
 125     if (t & Top)    p->drawTiledPixmap(x1, y0, w, _h1, _pixmap[1]);
 126     if (t & Bottom) p->drawTiledPixmap(x1, y2, w, _h3, _pixmap[7]);
 127     if (t & Left)   p->drawTiledPixmap(x0, y1, _w1, h, _pixmap[3]);
 128     if (t & Right)  p->drawTiledPixmap(x2, y1, _w3, h, _pixmap[5]);
 129
 130     if (t & Center) p->drawTiledPixmap(x1, y1, w, h, _pixmap[4]);
 131 }