Toast.java

package org.ege.widget;

import static com.badlogic.gdx.scenes.scene2d.actions.Actions.delay;
import static com.badlogic.gdx.scenes.scene2d.actions.Actions.fadeIn;
import static com.badlogic.gdx.scenes.scene2d.actions.Actions.fadeOut;
import static com.badlogic.gdx.scenes.scene2d.actions.Actions.run;
import static com.badlogic.gdx.scenes.scene2d.actions.Actions.sequence;
import okj.easy.core.eAdmin;

import com.badlogic.gdx.graphics.Color;
import com.badlogic.gdx.graphics.g2d.BitmapFont;
import com.badlogic.gdx.graphics.g2d.BitmapFont.HAlignment;
import com.badlogic.gdx.graphics.g2d.SpriteBatch;
import com.badlogic.gdx.graphics.g2d.TextureRegion;
import com.badlogic.gdx.scenes.scene2d.Actor;

public class Toast extends Actor{

	public static final int FADE = 1;
	public static final int MOVE_HORIZONTAL = 2;
	public static final int MOVE_VERTICAL = 3;
	
	
	ToastStyle mStyle;

	HAlignment mAlign = HAlignment.CENTER;
	Runnable mCompleted =null;
	
	Color tmp ;
	
	Toast(){
		super();
		mStyle = new ToastStyle();
		mStyle.font = new BitmapFont();
	}
	
	Toast(ToastStyle style){
		super();
		
		mStyle = style;
		
		if(mStyle.font == null)
			mStyle.font = new BitmapFont();
	}

	public static Toast newToast(){
		return new Toast();
	}

	public static Toast newToast(TextureRegion background,String text,float time){
		return new Toast().setBackground(background).setText(text).setTime(time);
	}

	public static Toast newToast(TextureRegion background,BitmapFont font,String text,float time){
		return new Toast().setBackground(background).setText(text).setTime(time).setFont(font);
	}

	public static Toast newToast(TextureRegion background,String text,float wrappedWidth,float time){
		return new Toast().setBackground(background).setText(text).setTime(time).setWrappedWidth(wrappedWidth);
	}
	
	public static Toast newToast(TextureRegion background,BitmapFont font,String text,float wrappedWidth,float time){
		return new Toast().setBackground(background).setText(text).setTime(time).setWrappedWidth(wrappedWidth).setFont(font);
	}
	
	public static Toast newToast(ToastStyle style){
		return new Toast(style);
	}
	
	/*******************************************************
	 * 
	 *******************************************************/

	public Toast setCompleteListener(Runnable listener){
		mCompleted = listener;
		return this;
	}
	
	public Toast setFont(BitmapFont font){
		mStyle.font = font;
		return this;
	}
	
	public Toast setText(String text){
		mStyle.text = text;
		return this;
	}
	
	public Toast setFontSize(float size){
		float ratio = size/mStyle.font.getCapHeight();
		mStyle.font.scale(ratio);
		return this;
	}
	
	public Toast setFontColor(Color color){
		mStyle.font.setColor(color);
		return this;
	}
	
	public Toast setFontColor(float r,float g,float b,float a){
		mStyle.font.setColor(r, g, b, a);
		return this;
	}
	
	public Toast setTime(float time){
		mStyle.time = time;
		return this;
	}
	
	public Toast setWrappedWidth(float wrappedWidth){
		mStyle.wrapped = wrappedWidth;
		return this;
	}
	
	public Toast setFontAlign(HAlignment align){
		mAlign = align;
		return this;
	}
	
	public Toast setBackground(TextureRegion background){
		mStyle.backgound = background;
		return this;
	}
	
	public void show(Layout layout){
		if(mStyle.time == 0)
			mStyle.time = 1f;
		if(mStyle.wrapped == 0)
			mStyle.wrapped = eAdmin.toastWidth();
		
		float t = mStyle.time/3;
		setColor(1, 1, 1, 0);
		addAction(sequence(fadeIn(t),delay(t),fadeOut(t),run(new Runnable() {
			
			@Override
			public void run () {
				hide();
				if(mCompleted != null)
					mCompleted.run();
			}
		})));
			
		setHeight(mStyle.font.getWrappedBounds(mStyle.text, mStyle.wrapped).height);
		setWidth(mStyle.wrapped);
		setX(eAdmin.uiWidth()/2 - mStyle.wrapped/2);
		setY(eAdmin.uiHeight()/3+ getHeight()/2);

		setZIndex(Integer.MAX_VALUE);
		layout.addActor(this);
	}
	
	private void hide(){
		tmp = null;
		remove();
	}
	/*******************************************************
	 * 
	 *******************************************************/

	@Override
	public void draw (SpriteBatch batch, float parentAlpha) {
		final Color color = getColor();
		batch.setColor(color.r, color.g, color.b, color.a * parentAlpha);
		
		final float x= getX();
		final float y = getY();
		
		tmp= mStyle.font.getColor();
		mStyle.font.setColor(tmp.r, tmp.g, tmp.b, color.a * parentAlpha);
		
		if(mStyle.backgound != null)
			batch.draw(mStyle.backgound,x - 13,y - getHeight()-13,getWidth() + 26 ,getHeight() + 26);
		mStyle.font.drawWrapped(batch, mStyle.text, x, y, mStyle.wrapped, mAlign);
	}

	/***************************************************
	 * @author trung
	 */
	public static class ToastStyle {
		public TextureRegion backgound;
		public BitmapFont font;
		
		public String text = "";
		public float time = 1.3f;
		public float wrapped;
	}
	
	
}