142 lines
4.0 KiB
Java
142 lines
4.0 KiB
Java
/*
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* Copyright (C) 2016 The CyanogenMod Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.cyanogenmod.hardware;
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import android.util.Range;
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import cyanogenmod.hardware.HSIC;
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/**
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* Color balance support
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*
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* Color balance controls allow direct adjustment of display color temperature
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* using a range of values. A zero implies no adjustment, negative values
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* move towards warmer temperatures, and positive values move towards
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* cool temperatures.
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*/
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public class PictureAdjustment {
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private static final boolean sHasNativeSupport =
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LiveDisplayVendorImpl.hasNativeFeature(LiveDisplayVendorImpl.PICTURE_ADJUSTMENT);
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/**
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* Whether device supports color balance control
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*
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* @return boolean Supported devices must return always true
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*/
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public static boolean isSupported() {
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return sHasNativeSupport;
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}
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/**
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* This method returns the current picture adjustment values
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*
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* @return HSIC
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*/
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public static HSIC getHSIC() {
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if (sHasNativeSupport) {
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return LiveDisplayVendorImpl.native_getPictureAdjustment();
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}
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return null;
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}
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/**
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* This method returns the default picture adjustment for the current mode
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*
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* @return HSIC
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*/
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public static HSIC getDefaultHSIC() {
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if (sHasNativeSupport) {
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return LiveDisplayVendorImpl.native_getDefaultPictureAdjustment();
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}
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return null;
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}
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/**
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* This method allows to set the picture adjustment
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*
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* @param hsic
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* @return boolean Must be false if feature is not supported or the operation
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* failed; true in any other case.
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*/
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public static boolean setHSIC(final HSIC hsic) {
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if (sHasNativeSupport) {
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return LiveDisplayVendorImpl.native_setPictureAdjustment(hsic);
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}
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return false;
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}
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/**
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* Get the range available for hue adjustment
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* @return range
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*/
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public static Range<Float> getHueRange() {
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if (sHasNativeSupport) {
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return LiveDisplayVendorImpl.native_getHueRange();
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}
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return new Range(0.0f, 0.0f);
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}
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/**
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* Get the range available for saturation adjustment
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* @return range
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*/
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public static Range<Float> getSaturationRange() {
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if (sHasNativeSupport) {
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return LiveDisplayVendorImpl.native_getSaturationRange();
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}
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return new Range(0.0f, 0.0f);
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}
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/**
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* Get the range available for intensity adjustment
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* @return range
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*/
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public static Range<Float> getIntensityRange() {
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if (sHasNativeSupport) {
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return LiveDisplayVendorImpl.native_getIntensityRange();
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}
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return new Range(0.0f, 0.0f);
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}
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/**
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* Get the range available for contrast adjustment
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* @return range
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*/
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public static Range<Float> getContrastRange() {
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if (sHasNativeSupport) {
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return LiveDisplayVendorImpl.native_getContrastRange();
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}
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return new Range(0.0f, 0.0f);
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}
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/**
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* Get the range available for saturation threshold adjustment
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*
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* This is an adjustable lower limit where the image is fully
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* desaturated.
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*
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* @return range
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*/
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public static Range<Float> getSaturationThresholdRange() {
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if (sHasNativeSupport) {
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return LiveDisplayVendorImpl.native_getSaturationThresholdRange();
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}
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return new Range(0.0f, 0.0f);
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}
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}
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