Android Open Source - FPlayAndroid Text Icon Drawable

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License

The source code is released under:

Copyright (c) 2013-2014, Carlos Rafael Gimenes das Neves All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the followin...

Java Source Code

//
// FPlayAndroid is distributed under the FreeBSD License
///*w w  w. j  av a  2  s  . c o m*/
// Copyright (c) 2013-2014, Carlos Rafael Gimenes das Neves
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
//    list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright notice,
//    this list of conditions and the following disclaimer in the documentation
//    and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// The views and conclusions contained in the software and documentation are those
// of the authors and should not be interpreted as representing official policies,
// either expressed or implied, of the FreeBSD Project.
//
// https://github.com/carlosrafaelgn/FPlayAndroid
//
package br.com.carlosrafaelgn.fplay.ui.drawable;

import android.graphics.Canvas;
import android.graphics.ColorFilter;
import android.graphics.Paint;
import android.graphics.PixelFormat;
import android.graphics.Rect;
import android.graphics.drawable.Drawable;
import android.text.TextPaint;

import br.com.carlosrafaelgn.fplay.ui.UI;

public final class TextIconDrawable extends Drawable {
  private static final TextPaint paint;
  private int[] stateSet;
  private int state;
  private final int size, y, color;
  private final boolean outsideMenu;
  private String icon;
  
  static {
    paint = new TextPaint();
    paint.setDither(false);
    paint.setAntiAlias(true);
    paint.setStyle(Paint.Style.FILL);
    paint.setTypeface(UI.iconsTypeface);
    paint.setTextAlign(Paint.Align.LEFT);
    paint.setColor(UI.color_menu_icon);
  }
  
  public static void drawIcon(Canvas canvas, String icon, int x, int y, int size, int color) {
    paint.setColor(color);
    paint.setTextSize(size);
    canvas.drawText(icon, x, y + size, paint);
  }
  
  public TextIconDrawable(String icon) {
    this.icon = icon;
    this.size = UI._IconBox;
    this.y = UI._IconBox >> 1;
    this.outsideMenu = false;
    this.color = UI.color_menu_icon;
    this.stateSet = super.getState();
    super.setBounds(0, 0, UI._IconBox + UI._8dp + UI._8dp + 1, UI._IconBox);
  }
  
  public TextIconDrawable(String icon, int color) {
    this.icon = icon;
    this.size = UI._IconBox;
    this.y = UI._IconBox >> 1;
    this.outsideMenu = true;
    this.color = color;
    this.stateSet = super.getState();
    super.setBounds(0, 0, UI._IconBox + UI._8dp, UI._IconBox);
  }
  
  public TextIconDrawable(String icon, int color, int size) {
    this.icon = icon;
    this.size = size;
    this.y = size >> 1;
    this.outsideMenu = true;
    this.color = color;
    this.stateSet = super.getState();
    super.setBounds(0, 0, size + UI._8dp, size);
  }
  
  public String getIcon() {
    return icon;
  }
  
  public void setIcon(String icon) {
    this.icon = icon;
    invalidateSelf();
  }
  
  @Override
  public void draw(Canvas canvas) {
    final Rect rect = getBounds();
    paint.setColor((state == 0) ? color : UI.color_text_selected);
    paint.setTextSize(size);
    canvas.drawText(icon, rect.left, rect.top + ((rect.bottom - rect.top) >> 1) + y, paint);
    if (!outsideMenu) {
      UI.rect.left = rect.right - UI._8dp - 1;
      UI.rect.right = UI.rect.left + UI.strokeSize;
      UI.rect.top = rect.top + UI._2dp;
      UI.rect.bottom = rect.bottom - UI._2dp;
      paint.setColor((state == 0) ? UI.color_menu_border : UI.color_text_selected);
      canvas.drawRect(UI.rect, paint);
    }
  }
  
  @Override
  public int[] getState() {
    return stateSet;
  }
  
  @Override
  public boolean setState(int[] stateSet) {
    this.stateSet = stateSet;
    int newState = 0;
    if (stateSet != null) {
      for (int i = stateSet.length - 1; i >= 0; i--) {
        switch (stateSet[i]) {
        case android.R.attr.state_focused:
          newState |= UI.STATE_FOCUSED;
          break;
        case android.R.attr.state_pressed:
          newState |= UI.STATE_PRESSED;
          break;
        }
      }
    }
    if (state == newState)
      return false;
    state = newState;
    invalidateSelf();
    return true;
  }
  
  @Override
  public int getOpacity() {
    return PixelFormat.TRANSLUCENT;
  }
  
  @Override
  public void setAlpha(int alpha) {
  }
  
  @Override
  public void setColorFilter(ColorFilter cf) {
  }
  
  @Override
  public boolean isStateful() {
    return true;
  }
  
  @Override
  public int getAlpha() {
    return 255;
  }
  
  @Override
  public boolean isAutoMirrored() {
    return true;
  }
  
  @Override
  public int getIntrinsicWidth() {
    return size + UI._8dp + (outsideMenu ? 0 : (UI._8dp + 1));
  }
  
  @Override
  public int getIntrinsicHeight() {
    return size;
  }
  
  @Override
  public int getMinimumWidth() {
    return size + UI._8dp + (outsideMenu ? 0 : (UI._8dp + 1));
  }
  
  @Override
  public int getMinimumHeight() {
    return size;
  }
}

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