mirror of https://github.com/octoleo/plantuml.git
173 lines
4.8 KiB
Java
173 lines
4.8 KiB
Java
/* ========================================================================
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* PlantUML : a free UML diagram generator
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* ========================================================================
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*
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* (C) Copyright 2009-2020, Arnaud Roques
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*
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* Project Info: http://plantuml.com
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*
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* If you like this project or if you find it useful, you can support us at:
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*
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* http://plantuml.com/patreon (only 1$ per month!)
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* http://plantuml.com/paypal
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*
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* This file is part of PlantUML.
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*
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* PlantUML is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* PlantUML distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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* License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*
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*
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* Original Author: Arnaud Roques
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*
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*
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*/
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package net.sourceforge.plantuml.ugraphic.color;
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import java.awt.Color;
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import net.sourceforge.plantuml.svek.DotStringFactory;
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public class HColorSimple extends HColorAbstract implements HColor {
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private final Color color;
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private final boolean monochrome;
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@Override
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public int hashCode() {
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return color.hashCode();
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}
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@Override
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public String toString() {
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if (isTransparent()) {
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return "transparent";
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}
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return color.toString() + " alpha=" + color.getAlpha() + " monochrome=" + monochrome;
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}
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@Override
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public String asString() {
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if (isTransparent()) {
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return "transparent";
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}
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if (color.getAlpha() == 255) {
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return DotStringFactory.sharp000000(color.getRGB());
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}
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return "#" + Integer.toHexString(color.getRGB());
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}
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@Override
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public HColor lighten(int ratio) {
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final float[] hsl = new HSLColor(color).getHSL();
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hsl[2] += hsl[2] * (ratio / 100.0);
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return new HColorSimple(new HSLColor(hsl).getRGB(), false);
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}
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@Override
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public HColor darken(int ratio) {
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final float[] hsl = new HSLColor(color).getHSL();
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hsl[2] -= hsl[2] * (ratio / 100.0);
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return new HColorSimple(new HSLColor(hsl).getRGB(), false);
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}
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@Override
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public HColor reverseHsluv() {
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return new HColorSimple(ColorUtils.reverseHsluv(color), false);
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}
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@Override
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public HColor reverse() {
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return new HColorSimple(ColorOrder.RGB.getReverse(color), false);
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}
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@Override
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public boolean isDark() {
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return ColorUtils.getGrayScale(color) < 128;
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}
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public boolean isTransparent() {
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return color.getAlpha() == 0;
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}
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@Override
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public boolean equals(Object other) {
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if (other instanceof HColorSimple == false) {
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return false;
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}
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return this.color.equals(((HColorSimple) other).color);
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}
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public HColorSimple(Color c, boolean monochrome) {
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this.color = c;
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this.monochrome = monochrome;
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}
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public Color getColor999() {
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return color;
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}
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public HColorSimple asMonochrome() {
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if (monochrome) {
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throw new IllegalStateException();
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}
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return new HColorSimple(new ColorChangerMonochrome().getChangedColor(color), true);
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}
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public HColorSimple opposite() {
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final Color mono = new ColorChangerMonochrome().getChangedColor(color);
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final int grayScale = 255 - mono.getGreen() > 127 ? 255 : 0;
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return new HColorSimple(new Color(grayScale, grayScale, grayScale), true);
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}
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public double distance(HColorSimple other) {
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final int diffRed = Math.abs(this.color.getRed() - other.color.getRed());
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final int diffGreen = Math.abs(this.color.getGreen() - other.color.getGreen());
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final int diffBlue = Math.abs(this.color.getBlue() - other.color.getBlue());
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return diffRed * .3 + diffGreen * .59 + diffBlue * .11;
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}
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public final boolean isMonochrome() {
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return monochrome;
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}
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public static HColorSimple unlinear(HColorSimple color1, HColorSimple color2, int completionInt) {
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final HSLColor col1 = new HSLColor(color1.color);
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final HSLColor col2 = new HSLColor(color2.color);
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final float[] hsl1 = col1.getHSL();
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final float[] hsl2 = col2.getHSL();
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float completion = (float) (completionInt / 100.0);
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completion = completion * completion * completion;
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final float[] hsl = linear(completion, hsl1, hsl2);
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final HSLColor col = new HSLColor(hsl);
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return new HColorSimple(col.getRGB(), color1.monochrome);
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}
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private static float[] linear(float factor, float[] hsl1, float[] hsl2) {
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final float h = linear(factor, hsl1[0], hsl2[0]);
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final float s = linear(factor, hsl1[1], hsl2[1]);
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final float l = linear(factor, hsl1[2], hsl2[2]);
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return new float[] { h, s, l };
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}
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private static float linear(float factor, float x, float y) {
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return (x + (y - x) * factor);
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}
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}
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