/******************************************************************************
 * Spine Runtimes License Agreement
 * Last updated April 5, 2025. Replaces all prior versions.
 *
 * Copyright (c) 2013-2025, Esoteric Software LLC
 *
 * Integration of the Spine Runtimes into software or otherwise creating
 * derivative works of the Spine Runtimes is permitted under the terms and
 * conditions of Section 2 of the Spine Editor License Agreement:
 * http://esotericsoftware.com/spine-editor-license
 *
 * Otherwise, it is permitted to integrate the Spine Runtimes into software
 * or otherwise create derivative works of the Spine Runtimes (collectively,
 * "Products"), provided that each user of the Products must obtain their own
 * Spine Editor license and redistribution of the Products in any form must
 * include this license and copyright notice.
 *
 * THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
 * BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *****************************************************************************/

package com.esotericsoftware.spine;

import com.badlogic.gdx.ApplicationAdapter;
import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.backends.lwjgl3.Lwjgl3Application;
import com.badlogic.gdx.backends.lwjgl3.Lwjgl3ApplicationConfiguration;
import com.badlogic.gdx.graphics.OrthographicCamera;
import com.badlogic.gdx.graphics.g2d.PolygonSpriteBatch;
import com.badlogic.gdx.graphics.g2d.TextureAtlas;
import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
import com.badlogic.gdx.utils.ScreenUtils;

/** Boilerplate for basic skeleton rendering, used for various testing. */
public class TestHarness extends ApplicationAdapter {
	static String JSON = "raptor/raptor-pro.json";
	static String ATLAS = "raptor/raptor-pma.atlas";

	OrthographicCamera camera;
	PolygonSpriteBatch batch;
	SkeletonRenderer renderer;

	ShapeRenderer shapes;

	TextureAtlas atlas;
	Skeleton skeleton;
	AnimationState state;

	public void create () {
		camera = new OrthographicCamera();
		camera.setToOrtho(true);
		batch = new PolygonSpriteBatch();
		renderer = new SkeletonRenderer();
		renderer.setPremultipliedAlpha(true);
		shapes = new ShapeRenderer();

		atlas = new TextureAtlas(Gdx.files.internal(ATLAS));
		SkeletonJson json = new SkeletonJson(atlas);
		json.setScale(0.5f);
		SkeletonData skeletonData = json.readSkeletonData(Gdx.files.internal(JSON));

		skeleton = new Skeleton(skeletonData);
		skeleton.setPosition(320, 590);
		skeleton.setScaleY(-1);

		AnimationStateData stateData = new AnimationStateData(skeletonData);
		state = new AnimationState(stateData);
		// state.setAnimation(0, "rotate", false);
		state.update(0);
		state.apply(skeleton);
		skeleton.updateWorldTransform(Physics.update);
	}

	public void render () {
		float delta = 0;
		if (Gdx.input.justTouched()) delta = 0.25f;
		state.update(delta); // Update the animation time.
		state.apply(skeleton); // Poses skeleton using current animations. This sets the bones' local SRT.
		skeleton.update(delta); // Advance the skeleton time. This is needed when the skeleton has physics.
		skeleton.updateWorldTransform(Physics.update); // Uses the bones' local SRT to compute their world SRT.

		ScreenUtils.clear(0, 0, 0, 0);

		// Configure the camera, SpriteBatch, and SkeletonRendererDebug.
		camera.update();
		batch.getProjectionMatrix().set(camera.combined);

		batch.begin();
		renderer.draw(batch, skeleton); // Draw the skeleton images.
		batch.end();
	}

	public void resize (int width, int height) {
		camera.setToOrtho(true); // Update camera with new size.
	}

	public void dispose () {
		atlas.dispose();
	}

	static public void main (String[] args) throws Exception {
		Lwjgl3ApplicationConfiguration config = new Lwjgl3ApplicationConfiguration();
		config.setWindowedMode(640, 640);
		new Lwjgl3Application(new TestHarness(), config);
	}
}