border UI editor

bug:9470514
Change-Id: I4d5cd91775c9b8742f847fd9a955f6f28e66cd38

1 files changed, 78 insertions, 0 deletions

diff --git a/src/com/android/gallery3d/filtershow/filters/ImageFilterColorBorder.java b/src/com/android/gallery3d/filtershow/filters/ImageFilterColorBorder.java
new file mode 100644
index 000000000..26f74a2a3
--- /dev/null
+++ b/src/com/android/gallery3d/filtershow/filters/ImageFilterColorBorder.java
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * 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.android.gallery3d.filtershow.filters;
+
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.Matrix;
+import android.graphics.Paint;
+import android.graphics.Path;
+import android.graphics.RectF;
+
+import com.android.gallery3d.app.Log;
+
+public class ImageFilterColorBorder extends ImageFilter {
+    private static final String LOGTAG = "ImageFilterColorBorder";
+    private FilterColorBorderRepresentation mParameters = null;
+    Paint mPaint = new Paint();
+    RectF mRect = new RectF();
+
+    public ImageFilterColorBorder() {
+        mName = "Border";
+        mPaint.setStyle(Paint.Style.STROKE);
+    }
+
+    public FilterRepresentation getDefaultRepresentation() {
+        return new FilterColorBorderRepresentation(Color.WHITE, 4, 4);
+    }
+
+    public void useRepresentation(FilterRepresentation representation) {
+        FilterColorBorderRepresentation parameters =
+                (FilterColorBorderRepresentation) representation;
+        mParameters = parameters;
+    }
+
+    public FilterColorBorderRepresentation getParameters() {
+        return mParameters;
+    }
+
+    private void applyHelper(Canvas canvas, int w, int h) {
+        if (getParameters() == null) {
+            return;
+        }
+        mRect.set(0, 0, w, h);
+        mPaint.setColor(getParameters().getColor());
+        float size = getParameters().getBorderSize();
+        float radius = getParameters().getBorderRadius();
+        Matrix m = getOriginalToScreenMatrix(w, h);
+        radius = m.mapRadius(radius);
+        size = m.mapRadius(size);
+        mPaint.setStrokeWidth(size);
+        canvas.drawRoundRect(mRect, radius, radius, mPaint);
+        mRect.set(0 - radius, -radius, w + radius, h + radius);
+        canvas.drawRoundRect(mRect, 0, 0, mPaint);
+    }
+
+    @Override
+    public Bitmap apply(Bitmap bitmap, float scaleFactor, int quality) {
+        Canvas canvas = new Canvas(bitmap);
+        applyHelper(canvas, bitmap.getWidth(), bitmap.getHeight());
+        return bitmap;
+    }
+
+}