/*
* Tiled Map Editor, (c) 2004-2006
*
* 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.
*
* Adam Turk <aturk@biggeruniverse.com> Bjorn Lindeijer <bjorn@lindeijer.nl>
*/
package de.yaams.extensions.basemap.tiled.mapeditor.brush;
import java.awt.Dimension;
import java.awt.Graphics2D;
import java.awt.Polygon;
import java.awt.Rectangle;
import java.awt.Shape;
import java.awt.geom.Area;
import java.awt.geom.Ellipse2D;
import java.awt.geom.Rectangle2D;
import de.yaams.extensions.basemap.tiled.core.MultilayerPlane;
import de.yaams.extensions.basemap.tiled.core.Tile;
import de.yaams.extensions.basemap.tiled.core.TileLayer;
import de.yaams.extensions.basemap.tiled.view.MapView;
/**
* @version $Id$
*/
public class ShapeBrush extends AbstractBrush {
protected Area shape;
protected Tile paintTile;
public ShapeBrush() {}
public ShapeBrush(Area shape) {
this.shape = shape;
}
public ShapeBrush(AbstractBrush sb) {
super(sb);
if (sb instanceof ShapeBrush) {
shape = ((ShapeBrush) sb).shape;
paintTile = ((ShapeBrush) sb).paintTile;
}
}
/**
* Makes this brush a circular brush.
*
* @param rad
* the radius of the circular region
*/
public void makeCircleBrush(double rad) {
shape = new Area(new Ellipse2D.Double(0, 0, rad * 2, rad * 2));
resize((int) (rad * 2), (int) (rad * 2), 0, 0);
}
/**
* Makes this brush a rectangular brush.
*
* @param r
* a Rectangle to use as the shape of the brush
*/
public void makeQuadBrush(Rectangle r) {
shape = new Area(new Rectangle2D.Double(r.x, r.y, r.width, r.height));
resize(r.width, r.height, 0, 0);
}
public void makePolygonBrush(Polygon p) {}
public void setSize(int size) {
if (shape.isRectangular()) {
makeQuadBrush(new Rectangle(0, 0, size, size));
} else if (!shape.isPolygonal()) {
makeCircleBrush(size / 2);
} else {
// TODO: scale the polygon brush
}
}
public void setTile(Tile t) {
paintTile = t;
}
public Tile getTile() {
return paintTile;
}
@Override
public Rectangle getBounds() {
return shape.getBounds();
}
@Override
public Shape getShape() {
return shape;
}
@Override
public void drawPreview(Graphics2D g2d, Dimension dimension, MapView mv) {
g2d.fill(shape);
}
@Override
public void drawPreview(Graphics2D g2d, MapView mv) {}
@Override
public boolean equals(Brush brush) {
return brush instanceof ShapeBrush && ((ShapeBrush) brush).shape.equals(shape);
}
@Override
public void startPaint(MultilayerPlane mp, int x, int y, int button, int layer) {
super.startPaint(mp, x, y, button, layer);
}
/**
* Paints the entire area of the brush with the set tile. This brush can
* affect several layers.
*
* @throws Exception
*
* @see de.yaams.extensions.basemap.tiled.mapeditor.brush.Brush#doPaint(int,
* int)
*/
@Override
public Rectangle doPaint(int x, int y) throws Exception {
Rectangle shapeBounds = shape.getBounds();
int centerx = x - shapeBounds.width / 2;
int centery = y - shapeBounds.height / 2;
super.doPaint(x, y);
// FIXME: This loop does not take all edges into account
for (int layer = 0; layer < numLayers; layer++) {
TileLayer tl = (TileLayer) affectedMp.getLayer(initLayer + layer);
if (tl != null) {
for (int i = 0; i <= shapeBounds.height + 1; i++) {
for (int j = 0; j <= shapeBounds.width + 1; j++) {
if (shape.contains(j, i)) {
tl.setTileAt(j + centerx, i + centery, paintTile);
}
}
}
}
}
// Return affected area
return new Rectangle(centerx, centery, shapeBounds.width, shapeBounds.height);
}
}