Redraw on surfaceChanged to prevent visual jumps.

Closes nicolasbrailo#75
juleskers · Jan 9, 2024 · 2c36a29 · 2c36a29
1 parent 216017b
commit 2c36a29
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/app/src/main/java/com/nicobrailo/pianoli/PianoCanvas.java b/app/src/main/java/com/nicobrailo/pianoli/PianoCanvas.java
@@ -393,12 +393,16 @@ public boolean onTouchEvent(MotionEvent event) {
 
 
     @Override
-    public void surfaceChanged(@NonNull SurfaceHolder surfaceHolder, int i, int i1, int i2) {
-        Log.i("PianOli::PianoCanvas", "surfaceChanged: ignoring!");
+    public void surfaceChanged(@NonNull SurfaceHolder surfaceHolder, int format, int newWidth, int newHeight) {
+        Log.i("PianOli::DrawingCanvas", "surfaceChanged: new dimensions: " +
+                "w="+newWidth +
+                " h="+newHeight);
+        redraw(surfaceHolder);
     }
 
     @Override
     public void surfaceDestroyed(@NonNull SurfaceHolder surfaceHolder) {
         Log.i("PianOli::PianoCanvas", "surfaceDestroyed: ignoring!");
+        // no cleanup needed. we only use very simple drawing primitives, so there's nothing (graphical) to release.
     }
 }