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/*
* Copyright (C) 2016 The CyanogenMod Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package cyanogenmod.hardware;
import android.graphics.Color;
import android.os.Parcel;
import android.os.Parcelable;
import android.text.TextUtils;
import java.util.Locale;
public class HSIC implements Parcelable {
private final float mHue;
private final float mSaturation;
private final float mIntensity;
private final float mContrast;
private final float mSaturationThreshold;
public HSIC(float hue, float saturation, float intensity,
float contrast, float saturationThreshold) {
mHue = hue;
mSaturation = saturation;
mIntensity = intensity;
mContrast = contrast;
mSaturationThreshold = saturationThreshold;
}
public float getHue() {
return mHue;
}
public float getSaturation() {
return mSaturation;
}
public float getIntensity() {
return mIntensity;
}
public float getContrast() {
return mContrast;
}
public float getSaturationThreshold() {
return mSaturationThreshold;
}
public String flatten() {
return String.format(Locale.US, "%f|%f|%f|%f|%f", mHue, mSaturation,
mIntensity, mContrast, mSaturationThreshold);
}
public static HSIC unflattenFrom(String flat) throws NumberFormatException {
final String[] unflat = TextUtils.split(flat, "\\|");
if (unflat.length != 4 && unflat.length != 5) {
throw new NumberFormatException("Failed to unflatten HSIC values: " + flat);
}
return new HSIC(Float.parseFloat(unflat[0]), Float.parseFloat(unflat[1]),
Float.parseFloat(unflat[2]), Float.parseFloat(unflat[3]),
unflat.length == 5 ? Float.parseFloat(unflat[4]) : 0.0f);
}
public int[] toRGB() {
final int c = Color.HSVToColor(toFloatArray());
return new int[] { Color.red(c), Color.green(c), Color.blue(c) };
}
public float[] toFloatArray() {
return new float[] { mHue, mSaturation, mIntensity, mContrast, mSaturationThreshold };
}
public static HSIC fromFloatArray(float[] hsic) {
if (hsic.length == 5) {
return new HSIC(hsic[0], hsic[1], hsic[2], hsic[3], hsic[4]);
} else if (hsic.length == 4) {
return new HSIC(hsic[0], hsic[1], hsic[2], hsic[3], 0.0f);
}
return null;
}
@Override
public String toString() {
return String.format(Locale.US, "HSIC={ hue=%f saturation=%f intensity=%f " +
"contrast=%f saturationThreshold=%f }",
mHue, mSaturation, mIntensity, mContrast, mSaturationThreshold);
}
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel parcel, int i) {
parcel.writeFloatArray(toFloatArray());
}
/**
* @hide
*/
public static final Parcelable.Creator<HSIC> CREATOR =
new Parcelable.Creator<HSIC>() {
public HSIC createFromParcel(Parcel in) {
float[] fromParcel = new float[5];
in.readFloatArray(fromParcel);
return HSIC.fromFloatArray(fromParcel);
}
@Override
public HSIC[] newArray(int size) {
return new HSIC[size];
}
};
};
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