/**
* 将LImage转化为LTextureData
*
* @param image
* @return
*/
private void create(LImage image) {
if (image == null) {
return;
}
int srcWidth = image.getWidth();
int srcHeight = image.getHeight();
this.hasAlpha = image.hasAlpha();
if (GLEx.isPowerOfTwo(srcWidth) && GLEx.isPowerOfTwo(srcHeight)) {
this.width = srcWidth;
this.height = srcHeight;
this.texHeight = srcHeight;
this.texWidth = srcWidth;
this.source = image.getByteBuffer();
this.pixels = image.getPixels();
if (image.isAutoDispose()) {
image.dispose();
image = null;
}
return;
}
int texWidth = GLEx.toPowerOfTwo(srcWidth);
int texHeight = GLEx.toPowerOfTwo(srcHeight);
this.width = srcWidth;
this.height = srcHeight;
this.texHeight = texHeight;
this.texWidth = texWidth;
LImage texImage = new LImage(texWidth, texHeight, hasAlpha);
LGraphics g = texImage.getLGraphics();
g.drawImage(image, 0, 0);
if (this.height < texHeight - 1) {
copyArea(texImage, g, 0, 0, width, 1, 0, texHeight - 1);
copyArea(texImage, g, 0, height - 1, width, 1, 0, 1);
}
if (this.width < texWidth - 1) {
copyArea(texImage, g, 0, 0, 1, height, texWidth - 1, 0);
copyArea(texImage, g, width - 1, 0, 1, height, 1, 0);
}
this.source = texImage.getByteBuffer();
this.pixels = texImage.getPixels();
if (image.isAutoDispose()) {
image.dispose();
image = null;
}
}
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 paintObjects(LGraphics g, int minX, int minY, int maxX, int maxY) {
if (objects == null) {
return;
}
synchronized (objects) {
int paintSeq = 0;
boolean isListener = false;
Iterator iter = objects.iterator();
Actor thing = null;
while (iter.hasNext()) {
thing = (Actor) iter.next();
if (!thing.isVisible()) {
continue;
}
isListener = (thing.actorListener != null);
thing.update(elapsedTime);
if (isListener) {
thing.actorListener.update(elapsedTime);
}
RectBox rect = thing.getRectBox();
int actorX = minX + thing.getX();
int actorY = minY + thing.getY();
int actorWidth = rect.getWidth();
int actorHeight = rect.getHeight();
if (actorX + actorWidth < minX
|| actorX > maxX
|| actorY + actorHeight < minY
|| actorY > maxY) {
continue;
}
LImage actorImage = thing.getImage();
if (actorImage != null) {
thing.setLastPaintSeqNum(paintSeq++);
boolean isBitmapFilter = ImageFilterType.NoneFilter != thing.filterType;
Image bitmap = actorImage.getBufferedImage();
if (isBitmapFilter) {
bitmap = factory.doFilter(bitmap, thing.filterType);
}
int rotation = thing.getRotation();
if (thing.alpha < 1.0) {
g.setAlpha(thing.alpha);
}
if (rotation != 0) {
double halfWidth = actorImage.getWidth() / 2;
double halfHeight = actorImage.getHeight() / 2;
double newWidth = actorX + halfWidth;
double newHeight = actorY + halfHeight;
atform.setToIdentity();
atform.scale(thing.scaleX, thing.scaleY);
atform.translate(newWidth, newHeight);
atform.rotate(Math.toRadians(rotation));
atform.translate(-newWidth, -newHeight);
atform.translate(actorX, actorY);
g.drawImage(bitmap, atform);
} else {
int width = (int) (actorImage.getWidth() * thing.scaleX);
int height = (int) (actorImage.getHeight() * thing.scaleY);
g.drawImage(bitmap, actorX, actorY, width, height);
}
if (isBitmapFilter) {
bitmap.flush();
bitmap = null;
}
if (thing.alpha < 1.0) {
g.setAlpha(1.0F);
}
}
if (actorX == 0 && actorY == 0) {
thing.draw(g);
if (isListener) {
thing.actorListener.draw(g);
}
} else {
g.translate(actorX, actorY);
thing.draw(g);
if (isListener) {
thing.actorListener.draw(g);
}
g.translate(-actorX, -actorY);
}
}
}
}