mRedText.setText(Integer.toString(red));
mGreenText.setText(Integer.toString(green));
mBlueText.setText(Integer.toString(blue));
redSeekBar.setProgress(red);
greenSeekBar.setProgress(green);
blueSeekBar.setProgress(blue);
mNewBoxBackground.getPaint().setShader(getPreviewBackground(newColor, mNewBoxBackground.getBounds()));
mPreviousBoxBackground.getPaint().setShader(getPreviewBackground(mPreviousColor, mPreviousBoxBackground.getBounds()));
mNewBoxBackground.invalidateSelf();
mPreviousBoxBackground.invalidateSelf();
broadcastColorChange();
}
};
/**
* Returns a "glossy" background using the given color and the given bounds. Currently,
* the gloss is applied vertically from top to bottom.
*
* @param color the color to be "glossed"
* @param rect the bounds of the area to be glossed
* @return a {@link android.graphics.LinearGradient} to be used for the background of a color preview
*/
private LinearGradient getPreviewBackground(int color, Rect rect) {
float[] hsv = new float[3];
Color.colorToHSV(color, hsv);
hsv[1] -= GLOSS_INTENSITY;
hsv[2] += GLOSS_INTENSITY;
int glossColor = Color.HSVToColor(hsv);
return new LinearGradient(rect.left,
rect.top,
rect.left,
rect.bottom,
new int[] {color, glossColor, color},
