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/*
* Copyright (C) 2022 NotEnoughUpdates contributors
*
* This file is part of NotEnoughUpdates.
*
* NotEnoughUpdates is free software: you can redistribute it
* and/or modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation, either
* version 3 of the License, or (at your option) any later version.
*
* NotEnoughUpdates is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with NotEnoughUpdates. If not, see <https://www.gnu.org/licenses/>.
*/
package io.github.moulberry.notenoughupdates.core;
import java.awt.*;
public class ChromaColour {
public static String special(int chromaSpeed, int alpha, int rgb) {
return special(chromaSpeed, alpha, (rgb & 0xFF0000) >> 16, (rgb & 0x00FF00) >> 8, (rgb & 0x0000FF));
}
private static final int RADIX = 10;
public static String special(int chromaSpeed, int alpha, int r, int g, int b) {
StringBuilder sb = new StringBuilder();
sb.append(Integer.toString(chromaSpeed, RADIX)).append(":");
sb.append(Integer.toString(alpha, RADIX)).append(":");
sb.append(Integer.toString(r, RADIX)).append(":");
sb.append(Integer.toString(g, RADIX)).append(":");
sb.append(Integer.toString(b, RADIX));
return sb.toString();
}
@Deprecated
public static int[] decompose(String csv) {
String[] split = csv.split(":");
int[] arr = new int[split.length];
for (int i = 0; i < split.length; i++) {
arr[i] = Integer.parseInt(split[split.length - 1 - i], RADIX);
}
return arr;
}
public static int specialToSimpleRGB(String special) {
int[] d = decompose(special);
int r = d[2];
int g = d[1];
int b = d[0];
int a = d[3];
int chr = d[4];
return (a & 0xFF) << 24 | (r & 0xFF) << 16 | (g & 0xFF) << 8 | (b & 0xFF);
}
public static int getSpeed(String special) {
return decompose(special)[4];
}
public static float getSecondsForSpeed(int speed) {
return (255 - speed) / 254f * (MAX_CHROMA_SECS - MIN_CHROMA_SECS) + MIN_CHROMA_SECS;
}
public static int getSpeedForSeconds(float seconds) {
return (int) (255 - (seconds - MIN_CHROMA_SECS) * 254f / (MAX_CHROMA_SECS - MIN_CHROMA_SECS));
}
private static final int MIN_CHROMA_SECS = 1;
private static final int MAX_CHROMA_SECS = 60;
public static long startTime = -1;
public static int specialToChromaRGB(String special) {
if (startTime < 0) startTime = System.currentTimeMillis();
int[] d = decompose(special);
int chr = d[4];
int a = d[3];
int r = d[2];
int g = d[1];
int b = d[0];
float[] hsv = Color.RGBtoHSB(r, g, b, null);
if (chr > 0) {
float seconds = getSecondsForSpeed(chr);
hsv[0] += (System.currentTimeMillis() - startTime) / 1000f / seconds;
hsv[0] %= 1;
if (hsv[0] < 0) hsv[0] += 1;
}
return (a & 0xFF) << 24 | (Color.HSBtoRGB(hsv[0], hsv[1], hsv[2]) & 0x00FFFFFF);
}
public static int rotateHue(int argb, int degrees) {
int a = (argb >> 24) & 0xFF;
int r = (argb >> 16) & 0xFF;
int g = (argb >> 8) & 0xFF;
int b = (argb) & 0xFF;
float[] hsv = Color.RGBtoHSB(r, g, b, null);
hsv[0] += degrees / 360f;
hsv[0] %= 1;
return (a & 0xFF) << 24 | (Color.HSBtoRGB(hsv[0], hsv[1], hsv[2]) & 0x00FFFFFF);
}
}
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