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89 lines
1.3 KiB
89 lines
1.3 KiB
package mightypork.gamecore.gui.screens;
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import java.util.Collection;
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import java.util.TreeSet;
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import mightypork.gamecore.control.AppAccess;
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import mightypork.utils.math.coord.Vec;
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/**
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* Screen with multiple instances of {@link ScreenLayer}
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*
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* @author MightyPork
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*/
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public abstract class LayeredScreen extends Screen {
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private final Collection<ScreenLayer> layers = new TreeSet<>();
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/**
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* @param app app access
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*/
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public LayeredScreen(AppAccess app) {
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super(app);
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}
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@Override
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protected void renderScreen()
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{
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for (final ScreenLayer layer : layers) {
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layer.render();
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}
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}
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/**
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* Add a layer to the screen.
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*
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* @param layer
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*/
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protected void addLayer(ScreenLayer layer)
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{
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this.layers.add(layer);
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addChildClient(layer);
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}
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/**
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* Remove a layer
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*
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* @param layer
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*/
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protected void removeLayer(ScreenLayer layer)
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{
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this.layers.remove(layer);
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removeChildClient(layer);
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}
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@Override
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protected void onScreenEnter()
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{
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for (final ScreenLayer layer : layers) {
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layer.onScreenEnter();
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}
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}
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@Override
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protected void onScreenLeave()
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{
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for (final ScreenLayer layer : layers) {
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layer.onScreenLeave();
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}
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}
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@Override
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protected void onSizeChanged(Vec size)
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{
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for (final ScreenLayer layer : layers) {
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layer.onSizeChanged(size);
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}
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}
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}
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