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Fix kabouzeid/phonograph-issue-tracker#51: Shuffle button in now playing becomes hard to tell

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We check for the difference between the default and the activated colors. If the difference value is less than 55000, the activated color is shifted up.
This commit is contained in:
Ihsan Isik 2015-09-22 20:11:25 +03:00
commit a1fb2d3c9d
2 changed files with 31 additions and 2 deletions
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13
app/src/main/java/com/kabouzeid/gramophone/util/ColorUtil.java
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@ -137,4 +137,17 @@ public class ColorUtil {
}
return backgroundColor;
}
/**
* Calculates the distance of two colors in 3D Space.
*
* Taken from http://stackoverflow.com/a/1725535/984061
*/
public static boolean calculateColorDistance(int color1, int color2) {
double red = Math.pow(Math.abs(Color.red(color2) - Color.red(color1)), 2);
double green = Math.pow(Math.abs(Color.green(color2) - Color.green(color1)), 2);
double blue = Math.pow(Math.abs(Color.blue(color2) - Color.blue(color1)), 2);
double distance = red + green + blue;
return distance < 55000;
}
}