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, 147 insertions, 0 deletions

diff --git a/kshisen/tileset.cpp b/kshisen/tileset.cpp
new file mode 100644
index 00000000..f44e2698
--- /dev/null
+++ b/kshisen/tileset.cpp
@@ -0,0 +1,147 @@
+/**
+ * tileset.cpp
+ *
+ * Copyright (c) 2002 Jason Lane <jglane@btopenworld.com>
+ *           (c) 2002 Dave Corrie <kde@davecorrie.com>
+ *
+ *  This file is part of KShisen.
+ *
+ *  KMail 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 <kapplication.h>
+#include <kstandarddirs.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+#include <kdebug.h>
+
+#include <qimage.h>
+
+#include <algorithm>
+
+#include "tileset.h"
+
+TileSet::TileSet() : scaledTiles(nTiles)
+{
+	//loadTiles
+	QImage tileset(KGlobal::dirs()->findResource("appdata", "tileset.png"));
+	if(tileset.isNull())
+	{
+		KMessageBox::sorry(0, i18n("Cannot load tiles pixmap!"));
+		KApplication::exit(1);
+	}
+
+	// split into individual tiles
+	const int TILES_X = 9;
+	const int TILES_Y = 4;
+	unscaledTiles.reserve(nTiles);
+
+	int w = tileset.width() / TILES_X;
+	int h = tileset.height() / TILES_Y;
+	for(int row = 0; row < TILES_Y; row++)
+	{
+		for(int col = 0; col < TILES_X; col++)
+			unscaledTiles.push_back(tileset.copy(col * w, row * h, w, h));
+	}
+}
+
+TileSet::~TileSet()
+{
+}
+
+void TileSet::resizeTiles(int maxWidth, int maxHeight)
+{
+	// calculate largest tile size that will fit in maxWidth/maxHeight
+	// and maintain the tile's height-to-width ratio
+	double ratio = static_cast<double>(unscaledTileHeight()) / unscaledTileWidth();
+	if(maxWidth * ratio < maxHeight)
+		maxHeight = qRound(maxWidth * ratio);
+	else
+		maxWidth = qRound(maxHeight / ratio);
+
+	if(maxHeight == tileHeight() && maxWidth == tileWidth())
+		return;
+
+	//kdDebug() << "tile size: " << maxWidth << "x" << maxHeight << endl;
+
+	QImage img;
+	for(int i = 0; i < nTiles; i++)
+	{
+		if(maxHeight == unscaledTileHeight())
+			img = unscaledTiles[i].copy();//.convertDepth(32);
+		else
+			img = unscaledTiles[i].smoothScale(maxWidth, maxHeight);
+
+		scaledTiles[i].convertFromImage(img);
+	}
+}
+
+const QPixmap &TileSet::tile(int n) const
+{
+	return scaledTiles[n];
+}
+
+QPixmap TileSet::highlightedTile(int n) const
+{
+	const double LIGHTEN_FACTOR = 1.3;
+
+	// lighten the image
+	QImage img = scaledTiles[n].convertToImage().convertDepth(32);
+
+	for(int y = 0; y < img.height(); y++)
+	{
+		uchar* p = img.scanLine(y);
+		for(int x = 0; x < img.width() * 4; x++)
+		{
+			*p = static_cast<uchar>(std::min(255, static_cast<int>(*p * LIGHTEN_FACTOR)));
+			p++;
+		}
+	}
+
+	QPixmap highlightedTile;
+	highlightedTile.convertFromImage(img);
+
+	return highlightedTile;
+}
+
+int TileSet::lineWidth() const
+{
+	int width = qRound(tileHeight() / 10.0);
+	if(width < 3)
+		width = 3;
+
+	return width;
+}
+
+int TileSet:: tileWidth() const
+{
+	return scaledTiles[0].width();
+}
+
+int TileSet:: tileHeight() const
+{
+	return scaledTiles[0].height();
+}
+
+int TileSet:: unscaledTileHeight() const
+{
+	return unscaledTiles[0].height();
+}
+
+int TileSet:: unscaledTileWidth() const
+{
+	return unscaledTiles[0].width();
+}
+