content: /*
   * Copyright 2014 Alex Curran
   *
   * 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.github.amlcurran.showcaseview;
  
  import android.content.res.Resources;
  import android.graphics.Bitmap;
  import android.graphics.Canvas;
  
  class NewShowcaseDrawer extends StandardShowcaseDrawer {
  
      private static final int ALPHA_60_PERCENT = 153;
      private final float outerRadius;
      private final float innerRadius;
  
      public NewShowcaseDrawer(Resources resources, Resources.Theme theme) {
          super(resources, theme);
          outerRadius = resources.getDimension(R.dimen.showcase_radius_outer);
          innerRadius = resources.getDimension(R.dimen.showcase_radius_inner);
      }
  
      @Override
      public void setShowcaseColour(int color) {
          eraserPaint.setColor(color);
      }
  
      @Override
      public void drawShowcase(Bitmap buffer, float x, float y, float scaleMultiplier) {
          Canvas bufferCanvas = new Canvas(buffer);
          eraserPaint.setAlpha(ALPHA_60_PERCENT);
          bufferCanvas.drawCircle(x, y, outerRadius, eraserPaint);
          eraserPaint.setAlpha(0);
          bufferCanvas.drawCircle(x, y, innerRadius, eraserPaint);
      }
  
      @Override
      public int getShowcaseWidth() {
          return (int) (outerRadius * 2);
      }
  
      @Override
      public int getShowcaseHeight() {
          return (int) (outerRadius * 2);
      }
  
      @Override
      public float getBlockedRadius() {
          return innerRadius;
      }
  
  }
  