Transparent Panel extends LinearLayout : LinearLayout « UI « Android

1. Android
2. UI
3. LinearLayout

Transparent Panel extends LinearLayout

   
//package com.reverb;

import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.RectF;
import android.graphics.Paint.Style;
import android.util.AttributeSet;
import android.widget.LinearLayout;

public class TransparentPanel extends LinearLayout {
  
  //Fields
  private Paint innerPaint, borderPaint;
  
  public TransparentPanel(Context context) {
    super(context);

    init();
  }

  public TransparentPanel(Context context, AttributeSet attrs) {
    super(context, attrs);

    init();
  }
  
  private void init()  {
    innerPaint = new Paint();
    innerPaint.setARGB(120, 170, 170, 170); // gray
    innerPaint.setAntiAlias(true);

    borderPaint = new Paint();
    borderPaint.setARGB(230, 240, 240, 240);
    borderPaint.setAntiAlias(true);
    borderPaint.setStyle(Style.STROKE);
    borderPaint.setStrokeWidth(2);
  }
  
  @Override
  protected void dispatchDraw(Canvas canvas) {

    RectF drawRect = new RectF();
    drawRect.set(0, 0, getMeasuredWidth(), getMeasuredHeight());

    canvas.drawRoundRect(drawRect, 5, 5, innerPaint);
    canvas.drawRoundRect(drawRect, 5, 5, borderPaint);

    super.dispatchDraw(canvas);
  }

}

   
    
    
  

Related examples in the same category