1 files changed, 72 insertions, 0 deletions
diff --git a/sample/src/main/java/com/davemorrissey/labs/subscaleview/test/extension/views/CircleView.java b/sample/src/main/java/com/davemorrissey/labs/subscaleview/test/extension/views/CircleView.java
new file mode 100644
index 0000000..f3045f0
--- /dev/null
+++ b/sample/src/main/java/com/davemorrissey/labs/subscaleview/test/extension/views/CircleView.java
@@ -0,0 +1,72 @@
+/*
+Copyright 2014 David Morrissey
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package com.davemorrissey.labs.subscaleview.test.extension.views;
+
+import android.content.Context;
+import android.graphics.*;
+import android.graphics.Paint.Cap;
+import android.graphics.Paint.Style;
+import android.util.AttributeSet;
+import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView;
+
+public class CircleView extends SubsamplingScaleImageView {
+
+    private int strokeWidth;
+
+    private final PointF sCenter = new PointF();
+    private final PointF vCenter = new PointF();
+    private final Paint paint = new Paint();
+
+    public CircleView(Context context) {
+        this(context, null);
+    }
+
+    public CircleView(Context context, AttributeSet attr) {
+        super(context, attr);
+        initialise();
+    }
+
+    private void initialise() {
+        float density = getResources().getDisplayMetrics().densityDpi;
+        strokeWidth = (int)(density/60f);
+    }
+
+    @Override
+    protected void onDraw(Canvas canvas) {
+        super.onDraw(canvas);
+
+        // Don't draw pin before image is ready so it doesn't move around during setup.
+        if (!isReady()) {
+            return;
+        }
+
+        sCenter.set(getSWidth()/2, getSHeight()/2);
+        sourceToViewCoord(sCenter, vCenter);
+        float radius = (getScale() * getSWidth()) * 0.25f;
+
+        paint.setAntiAlias(true);
+        paint.setStyle(Style.STROKE);
+        paint.setStrokeCap(Cap.ROUND);
+        paint.setStrokeWidth(strokeWidth * 2);
+        paint.setColor(Color.BLACK);
+        canvas.drawCircle(vCenter.x, vCenter.y, radius, paint);
+        paint.setStrokeWidth(strokeWidth);
+        paint.setColor(Color.argb(255, 51, 181, 229));
+        canvas.drawCircle(vCenter.x, vCenter.y, radius, paint);
+    }
+
+}