public void paintComponent(Graphics g) {
super.paintComponent(g);
if (transformer.isSetupDone()) {
thread.checkSetup(transformer, config);
Graphics2D g2 = ((Graphics2D) g.create());
// paint the background
g2.setColor(MapPanel.BG_COLOR);
g2.fillRect(0, 0, getWidth(), getHeight());
MapPanelThread.PaintInfo paintInfo = thread.getPaintInfo(transformer);
if (paintInfo != null) {
/*g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION,
RenderingHints.VALUE_INTERPOLATION_BILINEAR);*/
g2.drawImage(paintInfo.image, paintInfo.x, paintInfo.y, paintInfo.w, paintInfo.h, this);
}
}
}
/** Create a dependent MapPanel, with its converter and maps provided from outside. */
public MapPanel(ImgFilesBag map, MapTransformer<COORD> transformer) {
this.map = map;
this.transformer = transformer;
thread = new MapPanelThread<COORD>(this, config);
thread.start();
addComponentListener(
new ComponentListener() {
public void componentResized(ComponentEvent e) {
MapPanel.this.componentResized();
}
public void componentMoved(ComponentEvent e) {}
public void componentShown(ComponentEvent e) {}
public void componentHidden(ComponentEvent e) {}
});
transformer.setDimensions(getWidth(), getHeight());
}
protected void transformerChanged() {
thread.checkSetup(transformer, config);
}
public void setShading(boolean enabled) {
config.setWantShading(enabled);
thread.checkSetup(transformer, config);
}
public void setDetailLevel(int detailLevel) {
config.setDetailLevel(detailLevel);
thread.checkSetup(transformer, config);
}
public void setPoiThreshold(int threshold) {
config.setPoiThreshold(threshold);
thread.checkSetup(transformer, config);
}
public void setShowPointLabel(boolean showPointLabel) {
config.setShowPointLabel(showPointLabel);
thread.checkSetup(transformer, config);
}
/** Does not trigger a repaint... */
public void setQuality(MapConfig.Quality quality) {
config.setQuality(quality);
thread.checkSetup(transformer, config);
}
public void clearMaps() throws IOException {
map.clear();
thread.scheduleComputeMap();
}
public void addMapLocation(File location) throws IOException {
if (location.isDirectory()) map.addDirectory(location);
else map.addFile(location);
thread.scheduleComputeMap();
}
/**
* If an external class changed manually the transformer, it must call this method to make the
* change effective.
*/
public void transformerChangedManually() {
thread.checkSetup(transformer, config);
repaint();
}