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change TextureAtlasLoader to a libgdx asset loader class

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Gered 2014-04-14 14:48:32 -04:00
parent 6356c97f2f
commit 6e0e41151d
1 changed files with 34 additions and 56 deletions
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90
src/main/java/ca/blarg/gdx/graphics/atlas/json/TextureAtlasLoader.java
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@ -1,70 +1,48 @@
package ca.blarg.gdx.graphics.atlas.json;
import ca.blarg.gdx.graphics.atlas.CustomGridTextureAtlas;
import ca.blarg.gdx.graphics.atlas.TextureAtlasAnimator;
import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.files.FileHandle;
import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.utils.Json;
import ca.blarg.gdx.graphics.atlas.CustomGridTextureAtlas;
import ca.blarg.gdx.graphics.atlas.TextureAtlas;
import ca.blarg.gdx.graphics.atlas.TextureAtlasAnimator;
import ca.blarg.gdx.graphics.atlas.json.JsonTextureAtlasAnimation;
import ca.blarg.gdx.graphics.atlas.json.JsonTextureAtlasDefinition;
import ca.blarg.gdx.graphics.atlas.json.JsonTextureAtlasTile;
import ca.blarg.gdx.io.FileHelpers;
import com.badlogic.gdx.assets.AssetDescriptor;
import com.badlogic.gdx.assets.AssetLoaderParameters;
import com.badlogic.gdx.assets.AssetManager;
import com.badlogic.gdx.assets.loaders.AsynchronousAssetLoader;
import com.badlogic.gdx.assets.loaders.FileHandleResolver;
import com.badlogic.gdx.files.FileHandle;
import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.utils.Array;
public final class TextureAtlasLoader {
public static TextureAtlas load(String configFile) {
return load(configFile, null);
@SuppressWarnings("unchecked")
public class TextureAtlasLoader extends AsynchronousAssetLoader<TextureAtlas, TextureAtlasLoader.TextureAtlasParameter> {
public TextureAtlasLoader(FileHandleResolver resolver) {
super(resolver);
desc = new TextureAtlasDesc();
}
public static TextureAtlas load(String configFile, TextureAtlasAnimator animator) {
return load(Gdx.files.internal(configFile), animator);
final TextureAtlasDesc desc;
JsonTextureAtlasDefinition definition;
TextureAtlas atlas;
@Override
public Array<AssetDescriptor> getDependencies(String fileName, FileHandle file, TextureAtlasParameter parameter) {
definition = desc.load(file);
Array<AssetDescriptor> deps = new Array<AssetDescriptor>();
deps.add(new AssetDescriptor(definition.texture, Texture.class));
return deps;
}
public static TextureAtlas load(FileHandle configFile) {
return load(configFile, null);
@Override
public void loadAsync(AssetManager manager, String fileName, FileHandle file, TextureAtlasParameter parameter) {
atlas = desc.create(definition, manager);
}
public static TextureAtlas load(FileHandle configFile, TextureAtlasAnimator animator) {
String path = FileHelpers.getPath(configFile);
Json json = new Json();
JsonTextureAtlasDefinition config = json.fromJson(JsonTextureAtlasDefinition.class, configFile);
if (config.texture == null)
throw new RuntimeException("No texture specified.");
if (config.tiles == null || config.tiles.size() == 0)
throw new RuntimeException("No tiles defined.");
// TODO: loading via AssetManager
Texture texture = new Texture(FileHelpers.open(configFile.type(), path + config.texture));
CustomGridTextureAtlas atlas = new CustomGridTextureAtlas(texture);
for (int i = 0; i < config.tiles.size(); ++i) {
JsonTextureAtlasTile tile = config.tiles.get(i);
// TODO: parameter value error checking
if (tile.autogrid)
atlas.addGrid(tile.x, tile.y, tile.tileWidth, tile.tileHeight, tile.numTilesX, tile.numTilesY, tile.border);
else
atlas.add(tile.x, tile.y, tile.width, tile.height);
}
if (config.animations != null && config.animations.size() > 0 && animator != null) {
for (int i = 0; i < config.animations.size(); ++i) {
JsonTextureAtlasAnimation animation = config.animations.get(i);
// TODO: parameter value error checking
animator.addSequence(animation.name,
atlas,
animation.tileIndex,
animation.startIndex,
animation.endIndex,
animation.delay,
animation.loop);
}
}
@Override
public TextureAtlas loadSync(AssetManager manager, String fileName, FileHandle file, TextureAtlasParameter parameter) {
if (parameter != null && parameter.animator != null)
parameter.animator.add(atlas);
return atlas;
}
public static class TextureAtlasParameter extends AssetLoaderParameters<TextureAtlas> {
public TextureAtlasAnimator animator;
}
}