Android Open Source - holoaccent Accent Palette

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License

The source code is released under:

Apache License

Java Source Code

/*******************************************************************************
 * Copyright 2013 NEGU Soft/*from  w w w  .  jav  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.negusoft.holoaccent;

import android.graphics.Color;

/**
 * Represents the accent color and makes it easy to 
 * access derived versions of it: Like translucent or 
 * dark versions.
 */
public class AccentPalette {
  
  private static final float DARK_ACCENT_PERCENTAGE = 0.85f;
  
  public final int accentColor;
  public final int red;
  public final int green;
  public final int blue;
  
  public final int accentColorDark;
  public final int redDark;
  public final int greenDark;
  public final int blueDark;

    public final int accentColorActionBar;
    public final int redActionBar;
    public final int greenActionBar;
    public final int blueActionBar;
  
  /**
   * Create an instance with the specified color. The dark 
   * variant will be derived from it.
   */
  public AccentPalette(int color) {
    red = Color.red(color);
    green = Color.green(color);
    blue = Color.blue(color);
    accentColor = Color.rgb(red, green, blue);

    redDark = (int)(red * DARK_ACCENT_PERCENTAGE);
    greenDark = (int)(green * DARK_ACCENT_PERCENTAGE);
    blueDark = (int)(blue * DARK_ACCENT_PERCENTAGE);
    accentColorDark = Color.rgb(redDark, greenDark, blueDark);

        redActionBar = red;
        greenActionBar = green;
        blueActionBar = blue;
        accentColorActionBar = accentColor;
  }

  /**
   * Create an instance with the specified default, dark and actionbar
   * accent colors explicitly specified.
   */
  public AccentPalette(int color, int colorDark, int colorActionBar) {
    red = Color.red(color);
    green = Color.green(color);
    blue = Color.blue(color);
    accentColor = Color.rgb(red, green, blue);

    if (colorDark == 0) {
      redDark = (int)(red * DARK_ACCENT_PERCENTAGE);
      greenDark = (int)(green * DARK_ACCENT_PERCENTAGE);
      blueDark = (int)(blue * DARK_ACCENT_PERCENTAGE);
      accentColorDark = Color.rgb(redDark, greenDark, blueDark);
    }
    else {
      redDark = Color.red(colorDark);
      greenDark = Color.green(colorDark);
      blueDark = Color.blue(colorDark);
      accentColorDark = Color.rgb(redDark, greenDark, blueDark);
    }

        redActionBar = Color.red(colorActionBar);
        greenActionBar = Color.green(colorActionBar);
        blueActionBar = Color.blue(colorActionBar);
        accentColorActionBar = Color.rgb(redActionBar, greenActionBar, blueActionBar);
  }
  
  /** @return The accent color. Same as 'accentColor'. */
  public int getAccentColor() {
    return accentColor;
  }

  /** 
   * Get a translucent version of the accent color. 
   * @param alpha The opacity of the color [0..255]
   */
  public int getAccentColor(int alpha) {
    return Color.argb(alpha, red, green, blue);
  }

    /** @return The dark accent color. Same as 'accentColorDark'. */
    public int getDarkAccentColor() {
        return accentColorDark;
    }

    /**
     * Get a translucent version of the dark variant of the accent color.
     * @param alpha The opacity of the color [0..255]
     */
    public int getDarkAccentColor(int alpha) {
        return Color.argb(alpha, redDark, greenDark, blueDark);
    }

    /** @return The ActionBar accent color. Same as 'accentColorActionBar'. */
    public int getActionBarAccentColor() {
        return accentColorActionBar;
    }

    /**
     * Get a translucent version of the dark variant of the accent color.
     * @param alpha The opacity of the color [0..255]
     */
    public int getActionBarAccentColor(int alpha) {
        return Color.argb(alpha, redActionBar, greenActionBar, blueActionBar);
    }

}

Java Source Code List

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