package de.synolo.app.qs.editor;

import javafx.beans.property.BooleanProperty;
import javafx.beans.property.SimpleBooleanProperty;
import javafx.beans.property.SimpleStringProperty;
import javafx.beans.property.StringProperty;
import javafx.collections.FXCollections;
import javafx.collections.ListChangeListener.Change;
import javafx.collections.ObservableList;
import javafx.scene.canvas.GraphicsContext;

public class EditorLayer {

	private EditorCanvas parent;
	
	private StringProperty nameProperty = new SimpleStringProperty("Layer");
	private BooleanProperty visibleProperty = new SimpleBooleanProperty(true),
							lockedProperty = new SimpleBooleanProperty(false);
	
	private ObservableList<EditorItem> items = FXCollections.observableArrayList();
	
	public EditorLayer(EditorCanvas parent, String name, boolean visible, boolean locked) {
		setName(name);
		setVisible(visible);
		setLocked(locked);
		this.parent = parent;
		
		this.visibleProperty.addListener((v, ov, nv) -> this.parent.paint());
		this.items.addListener((Change<? extends EditorItem> c) -> this.parent.paint());
	}
	
	public StringProperty nameProperty() { return this.nameProperty; }
	public String getName() { return this.nameProperty.get(); }
	public void setName(String name) { this.nameProperty.set(name); }
	
	public BooleanProperty visibleProperty() { return this.visibleProperty; }
	public boolean isVisible() { return this.visibleProperty.get(); }
	public void setVisible(boolean visible) { this.visibleProperty.set(visible); }
	
	public BooleanProperty lockedProperty() { return this.lockedProperty; }
	public boolean isLocked() { return this.lockedProperty.get(); }
	public void setLocked(boolean locked) { this.lockedProperty.set(locked); }
	
	public EditorCanvas getParent() { return this.parent; }
	
	public ObservableList<EditorItem> getItems() { return this.items; }
	
	void paint(GraphicsContext gc){
		if(isVisible()) {
			for(EditorItem item : this.items) {
				item.paint(gc);
			}
		}
	}
	
}