Lines Matching refs:brightness
41 * @param brightness Level from 0 to 100%
43 void setDisplayBrightness(int brightness);
63 int brightness = mMinimumBacklight;
67 brightness = System.getInt(mContentResolver, System.SCREEN_BRIGHTNESS);
71 // Convert brightness from 0-255 to 0-100%
72 brightness -= mMinimumBacklight;
73 brightness *= 100;
74 brightness += (range + 1) / 2;
75 brightness /= range;
76 mService.sendDisplayBrightness(brightness);
127 public void setDisplayBrightness(int brightness) {
128 // Brightness is set in percent. Need to convert this into 0-255 scale. The actual
129 // brightness algorithm should look like this:
131 // newBrightness = (brightness * (max - min)) + min
135 brightness *= mMaximumBacklight - mMinimumBacklight; // Multiply by full range
136 brightness += 50; // Integer rounding
137 brightness /= 100; // Divide by 100
138 brightness += mMinimumBacklight;
140 if (brightness < mMinimumBacklight) {
141 brightness = mMinimumBacklight;
142 } else if (brightness > mMaximumBacklight) {
143 brightness = mMaximumBacklight;
145 // Set the brightness
146 System.putInt(mContentResolver, System.SCREEN_BRIGHTNESS, brightness);
