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148 lines
3.4 KiB
148 lines
3.4 KiB
/**
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* tileset.cpp
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*
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* Copyright (c) 2002 Jason Lane <jglane@btopenworld.com>
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* (c) 2002 Dave Corrie <kde@davecorrie.com>
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*
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* This file is part of KShisen.
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*
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* KMail is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <tdeapplication.h>
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#include <kstandarddirs.h>
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#include <tdelocale.h>
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#include <tdemessagebox.h>
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#include <kdebug.h>
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#include <tqimage.h>
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#include <algorithm>
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#include "tileset.h"
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TileSet::TileSet() : scaledTiles(nTiles)
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{
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//loadTiles
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TQImage tileset(TDEGlobal::dirs()->findResource("appdata", "tileset.png"));
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if(tileset.isNull())
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{
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KMessageBox::sorry(0, i18n("Cannot load tiles pixmap!"));
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TDEApplication::exit(1);
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}
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// split into individual tiles
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const int TILES_X = 9;
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const int TILES_Y = 4;
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unscaledTiles.reserve(nTiles);
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int w = tileset.width() / TILES_X;
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int h = tileset.height() / TILES_Y;
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for(int row = 0; row < TILES_Y; row++)
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{
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for(int col = 0; col < TILES_X; col++)
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unscaledTiles.push_back(tileset.copy(col * w, row * h, w, h));
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}
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}
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TileSet::~TileSet()
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{
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}
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void TileSet::resizeTiles(int maxWidth, int maxHeight)
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{
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// calculate largest tile size that will fit in maxWidth/maxHeight
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// and maintain the tile's height-to-width ratio
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double ratio = static_cast<double>(unscaledTileHeight()) / unscaledTileWidth();
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if(maxWidth * ratio < maxHeight)
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maxHeight = tqRound(maxWidth * ratio);
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else
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maxWidth = tqRound(maxHeight / ratio);
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if(maxHeight == tileHeight() && maxWidth == tileWidth())
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return;
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//kdDebug() << "tile size: " << maxWidth << "x" << maxHeight << endl;
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TQImage img;
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for(int i = 0; i < nTiles; i++)
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{
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if(maxHeight == unscaledTileHeight())
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img = unscaledTiles[i].copy();//.convertDepth(32);
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else
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img = unscaledTiles[i].smoothScale(maxWidth, maxHeight);
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scaledTiles[i].convertFromImage(img);
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}
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}
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const TQPixmap &TileSet::tile(int n) const
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{
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return scaledTiles[n];
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}
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TQPixmap TileSet::highlightedTile(int n) const
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{
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const double LIGHTEN_FACTOR = 1.3;
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// lighten the image
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TQImage img = scaledTiles[n].convertToImage().convertDepth(32);
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for(int y = 0; y < img.height(); y++)
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{
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uchar* p = img.scanLine(y);
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for(int x = 0; x < img.width() * 4; x++)
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{
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*p = static_cast<uchar>(std::min(255, static_cast<int>(*p * LIGHTEN_FACTOR)));
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p++;
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}
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}
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TQPixmap highlightedTile;
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highlightedTile.convertFromImage(img);
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return highlightedTile;
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}
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int TileSet::lineWidth() const
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{
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int width = tqRound(tileHeight() / 10.0);
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if(width < 3)
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width = 3;
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return width;
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}
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int TileSet:: tileWidth() const
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{
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return scaledTiles[0].width();
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}
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int TileSet:: tileHeight() const
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{
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return scaledTiles[0].height();
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}
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int TileSet:: unscaledTileHeight() const
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{
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return unscaledTiles[0].height();
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}
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int TileSet:: unscaledTileWidth() const
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{
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return unscaledTiles[0].width();
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}
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