private void getColor() {
		color = new int[] { 0xFF111111, 0xFF000000, 0xFFC2FEFF };
		switch (random.nextInt(8)) {
		case 0: {
			// red color
			color[1] = 0xFFFF0000;
			break;
		}
		case 1: {
			// gold color
			color[1] = 0xFFCFB53B;
			break;
		}
		case 2: {
			// blue color
			color[1] = 0xFF005AFF;
			break;
		}
		case 3: {
			// silver color
			color[1] = 0xFFCCCCCC;
			break;
		}
		case 4: {
			// black color
			color[1] = 0xFF111111;
			break;
		}
		case 5: {
			// green color
			color[1] = 0xFF066518;
			break;
		}
		case 6: {
			// purple color
			color[1] = 0xFF580271;
			break;
		}
		default: {
			// White
			color[1] = 0xFFFFFFFF;
			break;
		}
		}
	}