Add simple PerfView widget to show the deltaTime

2 files changed, 34 insertions, 0 deletions

diff --git a/src/subconscious/graphics/Scene.java b/src/subconscious/graphics/Scene.java
index f1a947d..466aa03 100644
--- a/src/subconscious/graphics/Scene.java
+++ b/src/subconscious/graphics/Scene.java
@@ -5,6 +5,7 @@ import subconscious.Game;
 import subconscious.graphics.widget.Widget;
 import subconscious.graphics.widget.Clickable;
 import subconscious.graphics.widget.Dynamic;
+import subconscious.graphics.widget.PerfView;
 
 import java.util.ArrayList;
 import java.util.Map;
@@ -103,6 +104,11 @@ public abstract class Scene extends Panel
 		// this.add(this.canvas, BorderLayout.CENTER);
 		this.build();
 
+		// TODO: this will be controlled in the settings
+		this.widgets.add(new PerfView("default-perfview", 0, 0));
+
+		// cache dynamic widgets
+		// TODO: add Scene.addWidget(Widget w) to update these caches
 		for (Widget w : this.widgets) {
 			if (w instanceof Dynamic) {
 				this.dynamicWidgetsCache.add(w);
diff --git a/src/subconscious/graphics/widget/PerfView.java b/src/subconscious/graphics/widget/PerfView.java
new file mode 100644
index 0000000..8aa7c7e
--- /dev/null
+++ b/src/subconscious/graphics/widget/PerfView.java
@@ -0,0 +1,28 @@
+package subconscious.graphics.widget;
+
+import java.awt.Graphics2D;
+
+
+public class PerfView extends Widget implements Dynamic {
+
+	public static final int WIDTH = 120;
+	public static final int HEIGHT = 30;
+
+	protected long lastDeltaNanoTime = 0;
+
+
+	public PerfView(String uniqueName, int x, int y) {
+		super(uniqueName, x, y, PerfView.WIDTH, PerfView.HEIGHT);
+	}
+
+	@Override
+	public void render(Graphics2D g) {
+		g.drawString("DeltaTime (us): ", 0, HEIGHT/2);
+		g.drawString(Long.toString(this.lastDeltaNanoTime/1000), 0, HEIGHT);
+	}
+
+	@Override
+	public void update(long deltaNanoTime) {
+		this.lastDeltaNanoTime = deltaNanoTime;
+	}
+}
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