Scrolling on map zooms the map in/out

nsherry4 · Jun 12, 2024 · cd8778b · cd8778b
1 parent 6101a5e
commit cd8778b
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Showing 3 changed files with 25 additions and 1 deletion.
diff --git a/LibPeakaboo/src/main/java/org/peakaboo/controller/mapper/settings/MapSettingsController.java b/LibPeakaboo/src/main/java/org/peakaboo/controller/mapper/settings/MapSettingsController.java
@@ -73,6 +73,8 @@ public float getZoom() {
 
 
 	public void setZoom(float zoom) {
+		if (zoom < 1) zoom = 1;
+		if (zoom > 50) zoom = 50;
 		this.zoom = zoom;
 		updateListeners(MapUpdateType.UI_OPTIONS);
 	}

diff --git a/SwingUI/src/main/java/org/peakaboo/ui/swing/mapping/MapperPanel.java b/SwingUI/src/main/java/org/peakaboo/ui/swing/mapping/MapperPanel.java
@@ -123,6 +123,7 @@ public void mouseMoved(MouseEvent e) {
 		canvas.addMouseMotionListener(movementListener);
 		canvas.addMouseMotionListener(selectionListener);
 		canvas.addMouseListener(selectionListener);
+		canvas.addMouseWheelListener(selectionListener);
 
 
 		controller.addListener(t -> {
@@ -148,6 +149,7 @@ private JPanel createCanvasPanel() {
 		canvasScroller.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);
 		canvasScroller.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED);
 		canvasScroller.setBorder(new EmptyBorder(0, 0, 0, 0));
+		canvasScroller.setWheelScrollingEnabled(false);
 		new DraggingScrollPaneListener(canvasScroller.getViewport(), canvas, Buttons.MIDDLE, Buttons.RIGHT);
 
 		JPanel canvasContainer = new JPanel(new GridBagLayout());

diff --git a/SwingUI/src/main/java/org/peakaboo/ui/swing/mapping/components/MapSelectionListener.java b/SwingUI/src/main/java/org/peakaboo/ui/swing/mapping/components/MapSelectionListener.java
@@ -3,14 +3,16 @@
 import java.awt.event.MouseEvent;
 import java.awt.event.MouseListener;
 import java.awt.event.MouseMotionListener;
+import java.awt.event.MouseWheelEvent;
+import java.awt.event.MouseWheelListener;
 
 import javax.swing.SwingUtilities;
 
 import org.peakaboo.controller.mapper.MappingController;
 import org.peakaboo.framework.cyclops.Coord;
 import org.peakaboo.ui.swing.mapping.MapCanvas;
 
-public class MapSelectionListener implements MouseMotionListener, MouseListener {
+public class MapSelectionListener implements MouseMotionListener, MouseListener, MouseWheelListener {
 
 	private MappingController controller;
 	private MapCanvas canvas;
@@ -94,5 +96,23 @@ public void mouseDragged(MouseEvent e) {
 	public void mouseMoved(MouseEvent e) {
 		//NOOP
 	}
+
+	@Override
+	public void mouseWheelMoved(MouseWheelEvent wheel) {
+		System.out.println("Event " + wheel);
+		int moves = wheel.getWheelRotation();
+		double factor = Math.pow(1.1f, Math.abs(moves));
+
+		float zoom = controller.getSettings().getZoom();
+		if (moves < 0) {
+			// Scrolled Up
+			zoom *= factor;
+		} else {
+			// Scrolled Down
+			zoom /= factor;
+		}
+		controller.getSettings().setZoom(zoom);
+
+	}
 
 }