public void setField2DBackground(Field2D field, HashMap pathMap, String fileName) {
setField2D(field);
LImage background = null;
if (fileName != null) {
setTileBackground(fileName);
background = getBackground();
} else {
background = LImage.createImage(getWidth(), getHeight(), false);
}
LGraphics g = background.getLGraphics();
for (int i = 0; i < field.getWidth(); i++) {
for (int j = 0; j < field.getHeight(); j++) {
int index = field.getType(j, i);
Object o = pathMap.get(new Integer(index));
if (o != null) {
if (o instanceof LImage) {
g.drawImage(
((LImage) o).getBufferedImage(),
field.tilesToWidthPixels(i),
field.tilesToHeightPixels(j),
null);
} else if (o instanceof Actor) {
addObject(((Actor) o), field.tilesToWidthPixels(i), field.tilesToHeightPixels(j));
}
}
}
}
g.dispose();
setBackground(background);
}
/**
* 返回指定资源文件中的指定资源为LImage
*
* @param fileName
* @param resName
* @return
*/
public static LImage openLImage(String fileName, String resName) {
byte[] buffer = null;
try {
buffer = LPKResource.openResource(fileName, resName);
return LImage.createImage(buffer);
} catch (Exception e) {
throw new RuntimeException("File not found. ( " + resName + " )");
}
}
/**
* 创建默认的选择器背景图片
*
* @param w
* @param h
* @return
*/
private LImage createDefaultDialog(int w, int h) {
if (lazyDialog == null) {
lazyDialog = new HashMap<String, LImage>(10);
}
int hash = 1;
hash = LSystem.unite(hash, w);
hash = LSystem.unite(hash, h);
String key = String.valueOf(hash);
LImage o = (LImage) lazyDialog.get(key);
if (o == null) {
o = LImage.createImage(w, h, true);
LGraphics g = o.getLGraphics();
LGradation.getInstance(Color.white, Color.black, w, h).drawHeight(g, 0, 0);
g.setColor(Color.black);
g.drawRect(0, 0, w - 1, h - 1);
g.dispose();
lazyDialog.put(key, o);
}
return o;
}
public void setTileBackground(LImage image) {
if (image == null) {
return;
}
int layerWidth = getWidth();
int layerHeight = getHeight();
int tileWidth = image.getWidth();
int tileHeight = image.getHeight();
LImage background = LImage.createImage(layerWidth, layerHeight, false);
LGraphics g = background.getLGraphics();
for (int x = 0; x < layerWidth; x += tileWidth) {
for (int y = 0; y < layerHeight; y += tileHeight) {
g.drawImage(image, x, y);
}
}
g.dispose();
setBackground(background);
}
public void setTileBackground(String fileName) {
setTileBackground(LImage.createImage(fileName));
}