Exemple #1
0
  protected void onDraw(Canvas cs) {
    super.onDraw(cs);

    // 描画方法の設定
    Paint p = new Paint();
    p.setColor(Color.BLACK);
    p.setStyle(Paint.Style.FILL);
    p.setStrokeWidth(8);

    // 円の描画
    cs.drawCircle(x, y, 50, p);
  }
 @Override
 protected void onDraw(Canvas canvas) {
   super.onDraw(canvas);
   if (paint == null) {
     paint = new Paint();
     luar =
         new LinearGradient(
             0.f, 0.f, 0.f, this.getMeasuredHeight(), 0xffffffff, 0xff000000, TileMode.CLAMP);
   }
   int rgb = Color.HSVToColor(color);
   Shader dalam =
       new LinearGradient(0.f, 0.f, this.getMeasuredWidth(), 0.f, 0xffffffff, rgb, TileMode.CLAMP);
   ComposeShader shader = new ComposeShader(luar, dalam, PorterDuff.Mode.MULTIPLY);
   paint.setShader(shader);
   canvas.drawRect(0.f, 0.f, this.getMeasuredWidth(), this.getMeasuredHeight(), paint);
 }