Esempio n. 1
0
    @Override
    protected void onDraw(Canvas canvas) {

      mDrawable.setBounds(mRect);

      float r = 16;

      canvas.save();
      canvas.translate(10, 10);
      mDrawable.setGradientType(GradientDrawable.LINEAR_GRADIENT);
      setCornerRadii(mDrawable, r, r, 0, 0);
      mDrawable.draw(canvas);
      canvas.restore();

      canvas.save();
      canvas.translate(10 + mRect.width() + 10, 10);
      mDrawable.setGradientType(GradientDrawable.RADIAL_GRADIENT);
      setCornerRadii(mDrawable, 0, 0, r, r);
      mDrawable.draw(canvas);
      canvas.restore();

      canvas.translate(0, mRect.height() + 10);

      canvas.save();
      canvas.translate(10, 10);
      mDrawable.setGradientType(GradientDrawable.SWEEP_GRADIENT);
      setCornerRadii(mDrawable, 0, r, r, 0);
      mDrawable.draw(canvas);
      canvas.restore();

      canvas.save();
      canvas.translate(10 + mRect.width() + 10, 10);
      mDrawable.setGradientType(GradientDrawable.LINEAR_GRADIENT);
      setCornerRadii(mDrawable, r, 0, 0, r);
      mDrawable.draw(canvas);
      canvas.restore();

      canvas.translate(0, mRect.height() + 10);

      canvas.save();
      canvas.translate(10, 10);
      mDrawable.setGradientType(GradientDrawable.RADIAL_GRADIENT);
      setCornerRadii(mDrawable, r, 0, r, 0);
      mDrawable.draw(canvas);
      canvas.restore();

      canvas.save();
      canvas.translate(10 + mRect.width() + 10, 10);
      mDrawable.setGradientType(GradientDrawable.SWEEP_GRADIENT);
      setCornerRadii(mDrawable, 0, r, 0, r);
      mDrawable.draw(canvas);
      canvas.restore();
    }
    @Override
    public void draw(Canvas canvas) {
      myBase.draw(canvas);

      final Rect bounds = getBounds();
      final int textSize = bounds.height() * 2 / 3;
      myPaint.setTextSize(textSize);
      myOutlinePaint.setTextSize(textSize);
      final Rect textBounds = new Rect();
      myPaint.getTextBounds("a", 0, 1, textBounds);
      final String text = myText + ": " + mySlider.getProgress();
      final float textWidth = myOutlinePaint.measureText(text);
      final float x = myLabelOnRight ? bounds.width() - textWidth - 6 : 6;
      final float y = bounds.height() / 2 + textBounds.height();
      canvas.drawText(text, x, y, myOutlinePaint);
      canvas.drawText(text, x, y, myPaint);
    }