1 files changed, 213 insertions, 0 deletions
diff --git a/ksokoban/ImageData.cpp b/ksokoban/ImageData.cpp
new file mode 100644
index 00000000..13040c47
--- /dev/null
+++ b/ksokoban/ImageData.cpp
@@ -0,0 +1,213 @@
+/*
+ *  ksokoban - a Sokoban game for KDE
+ *  Copyright (C) 1998  Anders Widell  <awl@hem.passagen.se>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include "ImageData.h"
+
+#include <assert.h>
+#include <qpainter.h>
+#include <qpixmap.h>
+#include <qimage.h>
+#include <qcolor.h>
+
+ImageData::ImageData() : indexSize_(0), size_(0), halfSize_(0) {
+  random.setSeed(0);
+}
+
+ImageData::~ImageData() {
+}
+
+void
+ImageData::expandIndex(int size) {
+  size++;
+  assert(size < 2500);
+
+  upperLargeIndex_.resize(size);
+  lowerLargeIndex_.resize(size);
+  leftSmallIndex_.resize(size);
+  rightSmallIndex_.resize(size);
+
+  for (int i=indexSize_; i<size; i++) {
+    upperLargeIndex_[i] = random.getLong(LARGE_STONES);
+    lowerLargeIndex_[i] = random.getLong(LARGE_STONES);
+    leftSmallIndex_[i] = random.getLong(SMALL_STONES);
+    rightSmallIndex_[i] = random.getLong(SMALL_STONES);
+  }
+
+  indexSize_ = size;
+}
+
+const QPixmap &
+ImageData::upperLarge(int index) {
+  assert(index >= 0);
+  if (indexSize_ <= index) expandIndex(index);
+  return largeStone_xpm_[(unsigned char)upperLargeIndex_[index]];
+}
+
+const QPixmap &
+ImageData::lowerLarge(int index) {
+  assert(index >= 0);
+  if (indexSize_ <= index) expandIndex(index);
+  return largeStone_xpm_[(unsigned char)lowerLargeIndex_[index]];
+}
+
+const QPixmap &
+ImageData::leftSmall(int index) {
+  assert(index >= 0);
+  if (indexSize_ <= index) expandIndex(index);
+  return smallStone_xpm_[(unsigned char)leftSmallIndex_[index]];
+}
+
+const QPixmap &
+ImageData::rightSmall(int index) {
+  assert(index >= 0);
+  if (indexSize_ <= index) expandIndex(index);
+  return smallStone_xpm_[(unsigned char)rightSmallIndex_[index]];
+}
+
+int
+ImageData::resize(int size) {
+  assert(size > 0);
+  size &= ~1u;
+  if (size == size_) return size;
+
+  size_ = size;
+  halfSize_ = size/2;
+
+  for (int i=0; i<SMALL_STONES; i++) {
+    image2pixmap(images_[i].smoothScale(halfSize_, halfSize_), smallStone_xpm_[i]);
+//     smallStone_xpm_[i].convertFromImage(images_[i].smoothScale(halfSize_, halfSize_), QPixmap::ColorOnly|QPixmap::DiffuseDither|QPixmap::DiffuseAlphaDither|QPixmap::AvoidDither);
+  }
+
+  for (int i=0; i<LARGE_STONES; i++) {
+    image2pixmap(images_[SMALL_STONES+i].smoothScale(size_, halfSize_), largeStone_xpm_[i]);
+//     largeStone_xpm_[i].convertFromImage(images_[SMALL_STONES+i].smoothScale(size_, halfSize_) , QPixmap::ColorOnly|QPixmap::DiffuseDither|QPixmap::DiffuseAlphaDither|QPixmap::AvoidDither);
+  }
+
+  objectImg_ = images_[SMALL_STONES+LARGE_STONES].smoothScale(size_, size_);
+
+  // Use copy() because if the size is not changed, smoothScale is not
+  // really a copy
+  // Use {[Geometry] height=753 width=781} to test
+
+  if (objectImg_.width() == size_) objectImg_ = objectImg_.copy();
+
+  image2pixmap(objectImg_, otherPixmaps_[0], false);
+  brighten(objectImg_);
+  image2pixmap(objectImg_, brightObject_, false);
+
+  QImage img = images_[SMALL_STONES+LARGE_STONES+1].smoothScale(size_, size_);
+  if (img.width() == size_) img = img.copy();
+
+  image2pixmap(img, otherPixmaps_[1], false);
+  brighten(img);
+  image2pixmap(img, brightTreasure_, false);
+
+  for (int i=2; i<OTHER_IMAGES; i++) {
+    image2pixmap(images_[SMALL_STONES+LARGE_STONES+i].smoothScale(size_, size_), otherPixmaps_[i]);
+//     otherPixmaps_[i].convertFromImage(images_[SMALL_STONES+LARGE_STONES+i].smoothScale(size_, size_), QPixmap::ColorOnly|QPixmap::OrderedDither|QPixmap::OrderedAlphaDither|QPixmap::AvoidDither);
+  }
+
+  return size_;
+}
+
+// Don't use DiffuseDither for the objects on the "floor" since
+// it gives spurious dots on the floor around them
+
+void
+ImageData::image2pixmap(QImage img, QPixmap& xpm, bool diffuse) {
+  xpm.convertFromImage(img,
+		       (diffuse ?
+			(QPixmap::DiffuseDither|QPixmap::DiffuseAlphaDither) :
+			(QPixmap::OrderedDither|QPixmap::OrderedAlphaDither))|
+		       QPixmap::ColorOnly|QPixmap::AvoidDither);
+}
+
+void
+ImageData::brighten(QImage& img) {
+  assert(img.depth() == 32);
+
+  for (int y=0; y<img.height(); y++) {
+    for (int x=0; x<img.width(); x++) {
+      QRgb rgb = img.pixel(x, y);
+      int r = qRed(rgb);
+      int g = qGreen(rgb);
+      int b = qBlue(rgb);
+
+      if (r > g && r > b) {
+       // only modify redish pixels
+
+       QColor col(r, g, b);
+       QColor lcol = col.light(130);
+
+       img.setPixel(x, y, lcol.rgb());
+      }
+    }
+  }
+}
+
+void
+ImageData::wall(QPainter &p, int x, int y, int index, bool left, bool right) {
+  if (left) p.drawPixmap(x, y, upperLarge(index-1), halfSize_);
+  else p.drawPixmap(x, y, leftSmall(index));
+
+  if (right) p.drawPixmap(x+halfSize_, y, upperLarge(index), 0, 0, halfSize_);
+  else p.drawPixmap(x+halfSize_, y, rightSmall(index));
+
+  p.drawPixmap(x, y+halfSize_, lowerLarge(index));
+}
+
+void
+ImageData::floor(QPainter &p, int x, int y) {
+  p.eraseRect(x, y, size_, size_);
+}
+
+void
+ImageData::goal(QPainter &p, int x, int y) {
+  p.drawPixmap(x, y, otherPixmaps_[2]);
+}
+
+void
+ImageData::man(QPainter &p, int x, int y) {
+  p.drawPixmap(x, y, otherPixmaps_[3]);
+}
+
+void
+ImageData::object(QPainter &p, int x, int y) {
+  p.drawPixmap(x, y, otherPixmaps_[0]);
+}
+
+void
+ImageData::saveman(QPainter &p, int x, int y) {
+  p.drawPixmap(x, y, otherPixmaps_[4]);
+}
+
+void
+ImageData::treasure(QPainter &p, int x, int y) {
+  p.drawPixmap(x, y, otherPixmaps_[1]);
+}
+
+void
+ImageData::brightObject(QPainter &p, int x, int y) {
+  p.drawPixmap(x, y, brightObject_);
+}
+
+void
+ImageData::brightTreasure(QPainter &p, int x, int y) {
+  p.drawPixmap(x, y, brightTreasure_);
+}