Android Open Source - api-ai-android-sdk Masked Color View

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License

The source code is released under:

Apache License

Java Source Code

package ai.api.ui;
/*  w  w  w .  j  a va  2s  .  co m*/
/***********************************************************************************************************************
 *
 * API.AI Android SDK - client-side libraries for API.AI
 * =================================================
 *
 * Copyright (C) 2014 by Speaktoit, Inc. (https://www.speaktoit.com)
 * https://www.api.ai
 *
 ***********************************************************************************************************************
 *
 * 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.
 *
 ***********************************************************************************************************************/

import android.annotation.TargetApi;
import android.content.Context;
import android.content.res.ColorStateList;
import android.content.res.TypedArray;
import android.graphics.Color;
import android.graphics.PorterDuff;
import android.os.Build;
import android.util.AttributeSet;
import android.widget.ImageView;

import ai.api.R;

/**
 * ImageView
 * src used as a mask, and MaskedColorView_mainColor as a color or state color list
 */
public class MaskedColorView extends ImageView {
  private ColorStateList colorStateList = null;

  public MaskedColorView(final Context context) {
    super(context, null);
  }

  public MaskedColorView(final Context context, final AttributeSet attrs) {
    super(context, attrs, android.R.attr.imageButtonStyle);
    configure(attrs);
  }

  public MaskedColorView(final Context context, final AttributeSet attrs, final int defStyle) {
    super(context, attrs, defStyle);
    configure(attrs);
  }

    @TargetApi(11)
  @Override
  protected void drawableStateChanged() {
    super.drawableStateChanged();
    setColorFilter(getCurrentColor(getDrawableState()), PorterDuff.Mode.SRC_ATOP);
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
            jumpDrawablesToCurrentState();
        }
  }

  public void setColorStateList(final ColorStateList colorStateList) {
    this.colorStateList = colorStateList;
  }

  private int getCurrentColor(final int[] stateSet) {
    return colorStateList == null
         ? Color.MAGENTA
         : colorStateList.getColorForState(stateSet, colorStateList.getDefaultColor());
  }

  private void configure(final AttributeSet attrs) {
    if (attrs != null) {
      final TypedArray a = getContext().obtainStyledAttributes(attrs, R.styleable.MaskedColorView);
      try {
        final ColorStateList csl = a.getColorStateList(R.styleable.MaskedColorView_mainColor);
        if (csl != null) {
                    colorStateList = csl;
                }
      } finally {
        a.recycle();
      }
    }
  }

  protected String getDebugState() {
    return "====\ncsl is " + (colorStateList != null ? "NOT" : "") + " null";
  }

}

Java Source Code List

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