Android Open Source - GuiLib New Showcase Drawer

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License

The source code is released under:

Apache License

Java Source Code

/*
 * Copyright 2014 Alex Curran//  w  ww.j  av  a 2s.  c  o  m
 *
 * 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;

import com.gandulf.guilib.R;

/**
 * Created by curraa01 on 13/10/2013.
 */
class NewShowcaseDrawer extends StandardShowcaseDrawer {

  private static final int ALPHA_60_PERCENT = 153;
  private final float outerRadius;
  private final float innerRadius;

  public NewShowcaseDrawer(Resources resources) {
    super(resources);
    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;
  }

  @Override
  public void setBackgroundColour(int backgroundColor) {
    this.backgroundColour = backgroundColor;
  }
}

Java Source Code List

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