Chatto-Desktop-ScalaFX/src/main/scala/wow/doge/chatto/messagebubble/BubbledLabel.java

package wow.doge.chatto.messagebuble;

import javafx.beans.InvalidationListener;
import javafx.beans.Observable;
import javafx.beans.value.ChangeListener;
import javafx.beans.value.ObservableValue;
import javafx.geometry.Insets;
import javafx.scene.Node;
import javafx.scene.control.Label;
import javafx.scene.effect.DropShadow;
import javafx.scene.paint.Color;
import javafx.scene.shape.Shape;

public class BubbledLabel extends Label {

	/*
	 * Copyright {2015} {Terah Laweh}
	 * 
	 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
	 * use this file except in compliance with the License. You may obtain a copy of
	 * the License at
	 * 
	 * http://www.apache.org/licenses/LICENSE-2.0
	 * 
	 * Unless required by applicable law or agreed to in writing, software
	 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
	 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
	 * License for the specific language governing permissions and limitations under
	 * the License.
	 */

	private BubbleSpec bs = BubbleSpec.FACE_LEFT_CENTER;
	private double pading = 5.0;
	private boolean systemCall = false;

	public BubbledLabel() {
		super();
		init();
	}

	public BubbledLabel(String arg0, Node arg1) {
		super(arg0, arg1);
		init();
	}

	public BubbledLabel(String arg0) {
		super(arg0);
		init();
	}

	public BubbledLabel(BubbleSpec bubbleSpec) {
		super();
		this.bs = bubbleSpec;
		init();
	}

	public BubbledLabel(String arg0, Node arg1, BubbleSpec bubbleSpec) {
		super(arg0, arg1);
		this.bs = bubbleSpec;
		init();
	}

	public BubbledLabel(String arg0, BubbleSpec bubbleSpec) {
		super(arg0);
		this.bs = bubbleSpec;
		init();
	}

	private void init() {
		DropShadow ds = new DropShadow();
		ds.setOffsetX(1.3);
		ds.setOffsetY(1.3);
		ds.setColor(Color.DARKGRAY);
		setPrefSize(Label.USE_COMPUTED_SIZE, Label.USE_COMPUTED_SIZE);
		shapeProperty().addListener(new ChangeListener<Shape>() {
			@Override
			public void changed(ObservableValue<? extends Shape> arg0, Shape arg1, Shape arg2) {
				if (systemCall) {
					systemCall = false;
				} else {
					shapeIt();
				}
				/*
				 * if(arg2.getClass().isAssignableFrom(Bubble.class)){ // i do no need to check
				 * for this actuall is waste of time systemCall = false; return; }else{ // not
				 * the required shape systemCall = true; setShape(new Bubble(bs)); System.gc();
				 * }
				 */

			}
		});

		heightProperty().addListener(new InvalidationListener() {

			@Override
			public void invalidated(Observable arg0) {
				if (!systemCall)
					setPrefHeight(Label.USE_COMPUTED_SIZE);
			}
		});

		widthProperty().addListener(new InvalidationListener() {

			@Override
			public void invalidated(Observable observable) {
				if (!systemCall)
					setPrefHeight(Label.USE_COMPUTED_SIZE);
			}
		});

		shapeIt();
	}

	@Override
	protected void updateBounds() {
		super.updateBounds();
		// top right bottom left
		switch (bs) {
			case FACE_LEFT_BOTTOM:
				setPadding(new Insets(pading, pading,
						(this.getBoundsInLocal().getWidth() * ((Bubble) getShape()).drawRectBubbleIndicatorRule) / 2
								+ pading,
						pading));
				break;
			case FACE_LEFT_CENTER:
				setPadding(new Insets(pading, pading, pading,
						(this.getBoundsInLocal().getWidth() * ((Bubble) getShape()).drawRectBubbleIndicatorRule) / 2
								+ pading));
				break;
			case FACE_RIGHT_BOTTOM:
				setPadding(new Insets(pading,
						(this.getBoundsInLocal().getWidth() * ((Bubble) getShape()).drawRectBubbleIndicatorRule) / 2
								+ pading,
						pading, pading));
				break;
			case FACE_RIGHT_CENTER:
				setPadding(new Insets(pading,
						(this.getBoundsInLocal().getWidth() * ((Bubble) getShape()).drawRectBubbleIndicatorRule) / 2
								+ pading,
						pading, pading));
				break;
			case FACE_TOP:
				setPadding(new Insets(
						(this.getBoundsInLocal().getWidth() * ((Bubble) getShape()).drawRectBubbleIndicatorRule) / 2
								+ pading,
						pading, pading, pading));
				break;

			default:
				break;
		}
	}

	public final double getPading() {
		return pading;
	}

	public void setPading(double pading) {
		if (pading > 25.0)
			return;
		this.pading = pading;
	}

	public BubbleSpec getBubbleSpec() {
		return bs;
	}

	public void setBubbleSpec(BubbleSpec bubbleSpec) {
		this.bs = bubbleSpec;
		shapeIt();
	}

	private final void shapeIt() {
		systemCall = true;
		setShape(new Bubble(bs));
		System.gc();
	}
}