Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegames@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 281 insertions, 0 deletions

diff --git a/kmahjongg/Tileset.cpp b/kmahjongg/Tileset.cpp
new file mode 100644
index 00000000..c29f9701
--- /dev/null
+++ b/kmahjongg/Tileset.cpp
@@ -0,0 +1,281 @@
+
+#include <stdlib.h>
+#include "Tileset.h"
+#include <qimage.h>
+
+
+#define mini_width 20
+#define mini_height 28
+static unsigned char mini_bits[] = {
+  0xfc, 0xff, 0x0f, 0xfe, 0xff, 0x0f, 0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f,
+  0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f,
+  0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f,
+  0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f,
+  0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f,
+  0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f,
+  0xff, 0xff, 0x0f, 0xff, 0xff, 0x0f, 0xff, 0xff, 0x07, 0xff, 0xff, 0x03,
+  };
+
+#define mask_width 40
+#define mask_height 56
+static unsigned char mask_bits[] = {
+  0xf0, 0xff, 0xff, 0xff, 0xff, 0xf8, 0xff, 0xff, 0xff, 0xff, 0xfc, 0xff,
+  0xff, 0xff, 0xff, 0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+  0x7f, 0xff, 0xff, 0xff, 0xff, 0x3f, 0xff, 0xff, 0xff, 0xff, 0x1f, 0xff,
+  0xff, 0xff, 0xff, 0x0f, };
+
+
+// ---------------------------------------------------------
+
+Tileset::Tileset(bool scale):
+	maskBits(mask_width, mask_height, mask_bits, true),
+	maskBitsMini(mini_width, mini_height, mini_bits, true)
+{
+	isScaled = scale;
+	divisor =  (isScaled) ? 2 : 1;
+
+	// set up tile metrics (fixed for now)
+	ss     = 4;    // left/bottom shadow width
+	bs     = 1;    // tile boarder width
+	w      = 40;   // tile width (inc boarder & shadow)
+	h      = 56;   // tile height (inc boarder and shadow)
+	s      = w*h;  // RGBA's required per tile
+
+	// Allocate memory for the 9*5 tile arrays
+    	tiles         = new QRgb [9*5*s];
+    	selectedTiles = new QRgb [9*5*s];
+
+    	// allocate memory for single tile storage
+    	selectedFace   = new QRgb [s];
+    	unselectedFace = new QRgb [s];
+
+	// quarter widths are used as an offset when
+	// overlaying tiles in 3 dimensions.
+	qw  = ((w-ss)/2) ;
+	qh = ((h-ss)/2) ;
+
+	filename = "";
+}
+
+
+// ---------------------------------------------------------
+
+Tileset::~Tileset() {
+
+	// deallocate all memory
+    	delete [] tiles;
+    	delete [] selectedTiles;
+    	delete [] selectedFace;
+    	delete [] unselectedFace;
+}
+
+// ---------------------------------------------------------
+// copy a tile from a qimage into a linear array of bytes. This
+// method returns the address of the byte after the copied image
+// and can be used to fill a larger array of tiles.
+
+QRgb *Tileset::copyTileImage(short tileX, short tileY, QRgb *to, QImage &from) {
+    QRgb *dest = to;
+    QRgb *src;
+
+    src = (QRgb *) from.scanLine(tileY * h)
+             +(tileX * w);
+    for (short pos=0; pos < h; pos++) {
+	memcpy(dest, src, w*sizeof(QRgb));
+	dest+=w;
+	src += from.width();
+    }
+    return(dest);
+}
+
+// ----------------------------------------------------------
+// Create a tile. Take a specified tile background a tile face
+// (specified as an x,y coord) and a destination buffer (location
+// in which is calculated from the x,y) and copy in the
+// tile background, overlaying the foreground with transparency
+// (the foregrounds top/left pixel is taken as the transparent
+// color).
+
+
+QRgb *Tileset::createTile(short x, short y,
+		QRgb *det, QImage &allTiles , QRgb *face) {
+  QRgb *image ;
+  QRgb *to = det;
+
+  // Alloc the space
+  image = new QRgb[s];
+
+  // copy in the background
+  memcpy(to, face, s*sizeof(QRgb));
+
+  // get the tile gylph
+  copyTileImage(x, y , image, allTiles);
+
+  // copy the image over the background using the
+  // top left colour as the transparency. We step over
+  // the shadow and the boarder
+
+  QRgb* src =  image+                        // image
+    ss+             // past the left shadow
+    bs+             // then the tile border
+    (bs  * w);      // then step past the top border
+
+
+  to += (((ss+bs))+(bs*w));
+
+
+  QRgb trans = *src;
+
+  // start after the top border rows and go through all rows
+  for( short YP=0; YP < h-ss - (2*bs); YP++) {
+    // start after the shadow and border and iterate over x
+    for (short xpos=0; xpos < w-ss -(2*bs) ; xpos++) {
+      // skip transparent pixels
+      if (*src != trans)
+	*to = *src;
+      src++;
+      to++;
+    }
+    // step over the border to get to the next row
+    src  += ss + (2 * bs);
+    to += ss + (2 * bs);
+    }
+
+  // Free allocated space
+  delete [] image;
+
+  // calculate the address of the next tile
+  return(det+s);
+}
+
+// --------------------------------------------------------
+// create a pixmap for a tile. Optionally create a scalled
+// version, which can be used for mini tile requirements.
+// this gives us a small tile for previews and showing
+// removed tiles.
+void  Tileset::createPixmap(QRgb *src, QPixmap &dest, bool scale, bool shadow)
+{
+
+    QImage buff;
+    QRgb   *line;
+
+    buff.create(w, h, 32);
+
+    for (int y=0; y<h; y++) {
+	line = (QRgb *) buff.scanLine(y);
+	memcpy( line, src, w*sizeof(QRgb));
+
+	if (shadow) {
+	  for (int spos=0; spos <w; spos++) {
+	    line[spos] = QColor(line[spos]).dark(133).rgb();
+	  }
+	}
+
+	src += w;
+    }
+
+
+    // create the pixmap and initialise the drawing mask
+    if (!scale) {
+    	dest.convertFromImage(buff);
+    	dest.setMask(maskBits);
+    } else {
+    	dest.convertFromImage(buff.smoothScale(w/2, h/2));
+    	dest.setMask(maskBitsMini);
+    }
+
+}
+
+
+// ---------------------------------------------------------
+bool Tileset::loadTileset( const QString& tilesetPath, const bool isPreview)
+{
+
+    QImage qiTiles;
+    QRgb *unsel;
+    QRgb *sel;
+    QRgb *nextSel=0;
+    QRgb *nextUnsel=0;
+
+    if (filename == tilesetPath) {
+	return true;
+    }
+
+
+    // try to load it
+    if( ! qiTiles.load( tilesetPath) )
+        return( false );
+
+
+
+    // we deal only with 32 bit images
+    if (qiTiles.depth() != 32)
+      qiTiles = qiTiles.convertDepth(32);
+
+
+
+    // Read in the unselected and selected tile backgrounds
+    copyTileImage(7, 4 , unselectedFace, qiTiles);
+    copyTileImage(8, 4, selectedFace, qiTiles);
+
+
+
+    // Read in the 9*5 tiles. Each tile is overlayed onto
+    // the selected and unselected tile backgrounds and
+    // stored.
+    sel = selectedTiles;
+    unsel = tiles;
+    for (short atY=0; atY<5; atY++) {
+	for (short atX=0; atX<9; atX++) {
+
+
+	  nextUnsel = createTile(atX, atY, unsel , qiTiles, unselectedFace);
+
+	  // for the preview dialog we do not create selected tiles
+	  if (!isPreview)
+	      nextSel = createTile(atX, atY, sel , qiTiles, selectedFace);
+	  int pixNo = atX+(atY*9);
+
+	  // for the preview dialog we only create the unselected mini pix
+	  if (!isPreview) {
+	      createPixmap(sel, selectedPix[pixNo], false, false);
+	      createPixmap(unsel, unselectedPix[pixNo], false, false);
+	      createPixmap(sel, selectedMiniPix[pixNo], true, false);
+
+	      createPixmap(sel, selectedShadowPix[pixNo], false, true);
+	      createPixmap(unsel, unselectedShadowPix[pixNo], false, true);
+	      createPixmap(sel, selectedShadowMiniPix[pixNo], true, true);
+	      createPixmap(unsel, unselectedShadowMiniPix[pixNo], true, true);
+	  }
+
+	  createPixmap(unsel, unselectedMiniPix[pixNo], true, false);
+	  sel = nextSel;
+	  unsel= nextUnsel;
+	}
+    }
+
+    filename = tilesetPath;
+    return( true );
+}
+
+