mirror of
https://github.com/octoleo/plantuml.git
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220 lines
7.2 KiB
Java
220 lines
7.2 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.project.draw;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.List;
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import net.sourceforge.plantuml.sequencediagram.graphic.Segment;
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import net.sourceforge.plantuml.ugraphic.UGraphic;
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import net.sourceforge.plantuml.ugraphic.ULine;
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import net.sourceforge.plantuml.ugraphic.URectangle;
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import net.sourceforge.plantuml.ugraphic.UStroke;
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import net.sourceforge.plantuml.ugraphic.UTranslate;
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import net.sourceforge.plantuml.ugraphic.color.HColor;
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import net.sourceforge.plantuml.ugraphic.color.HColorNone;
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public class RectangleTask {
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private final List<Segment> segments;
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private final double round;
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private final int completion;
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public RectangleTask(double startPos, double endPos, double round, int completion, Collection<Segment> paused) {
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this.round = round;
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this.completion = completion;
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if (startPos < endPos) {
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this.segments = new ArrayList<>(new Segment(startPos, endPos).cutSegmentIfNeed(paused));
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} else {
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this.segments = Collections.singletonList(new Segment(startPos, startPos + 1));
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}
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}
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private void draw2hlines(UGraphic ug, double height, ULine hline) {
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ug.draw(hline);
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ug.apply(UTranslate.dy(height)).draw(hline);
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}
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private void drawRect(double widthCompletion, UGraphic ug, HColor documentBackground, double width, double height) {
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if (widthCompletion == -1 || widthCompletion == 0) {
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if (widthCompletion == 0)
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ug = ug.apply(documentBackground.bg());
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final URectangle rect = new URectangle(width, height);
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ug.draw(rect);
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} else {
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final URectangle rect1 = new URectangle(widthCompletion, height);
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ug.draw(rect1);
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final URectangle rect2 = new URectangle(width - widthCompletion, height);
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ug.apply(documentBackground.bg()).apply(UTranslate.dx(widthCompletion)).draw(rect2);
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}
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}
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public void draw(UGraphic ug, double height, HColor documentBackground, boolean oddStart, boolean oddEnd) {
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if (round == 0) {
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drawWithoutRound(ug, height, documentBackground, oddStart, oddEnd);
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return;
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}
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if (segments.size() != 1) {
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drawWithRound(ug, height, documentBackground);
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return;
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}
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assert segments.size() == 1;
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assert round > 0;
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final Segment segment = segments.get(0);
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final double width = segment.getLength();
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final URectangle partial = new URectangle(width, height).rounded(round);
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if (completion == 100 || completion == 0) {
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if (completion == 0)
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ug = ug.apply(documentBackground.bg());
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if (oddStart && !oddEnd)
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ug.apply(UTranslate.dx(segment.getPos1())).draw(PathUtils.UtoRight(width, height, round));
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else if (!oddStart && oddEnd)
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ug.apply(UTranslate.dx(segment.getPos1())).draw(PathUtils.UtoLeft(width, height, round));
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else
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ug.apply(UTranslate.dx(segment.getPos1())).draw(partial);
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} else {
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final double x1 = width * completion / 100;
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ug.apply(new HColorNone()).apply(UTranslate.dx(segment.getPos1()))
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.draw(PathUtils.UtoLeft(x1, height, round));
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ug.apply(documentBackground.bg()).apply(new HColorNone()).apply(UTranslate.dx(segment.getPos1() + x1))
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.draw(PathUtils.UtoRight(width * (100 - completion) / 100, height, round));
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ug.apply(new HColorNone().bg()).apply(UTranslate.dx(segment.getPos1())).draw(partial);
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}
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}
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private void drawWithRound(UGraphic ug, double height, HColor documentBackground) {
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final Segment first = segments.get(0);
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ug.apply(UTranslate.dx(first.getPos1())).draw(PathUtils.UtoLeft(first.getLength(), height, round));
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for (int i = 1; i < segments.size() - 1; i++) {
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final Segment segment = segments.get(i);
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drawPartly(segment.getLength() * completion / 100, ug, segment, height, documentBackground, i);
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}
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final Segment last = segments.get(segments.size() - 1);
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ug.apply(UTranslate.dx(last.getPos1())).draw(PathUtils.UtoRight(last.getLength(), height, round));
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drawIntermediateDotted(ug, height);
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}
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private void drawWithoutRound(UGraphic ug, double height, HColor documentBackground, boolean oddStart,
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boolean oddEnd) {
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final ULine vline = ULine.vline(height);
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final double sum = getFullSegmentsLength();
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final double lim = completion == 100 ? sum : sum * completion / 100;
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double current = 0;
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for (int i = 0; i < segments.size(); i++) {
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final Segment segment = segments.get(i);
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final double next = current + segment.getLength();
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final double widthCompletion;
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if (lim >= next)
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widthCompletion = -1;
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else if (current >= lim)
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widthCompletion = 0;
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else {
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assert current < lim && lim < next;
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widthCompletion = lim - current;
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}
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drawPartly(widthCompletion, ug, segment, height, documentBackground, i);
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if (!oddStart && i == 0) {
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ug.apply(UTranslate.dx(segment.getPos1())).draw(vline);
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}
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if (!oddEnd && i == segments.size() - 1) {
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ug.apply(UTranslate.dx(segment.getPos2())).draw(vline);
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}
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current = next;
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}
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drawIntermediateDotted(ug, height);
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}
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private double getFullSegmentsLength() {
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double result = 0;
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for (Segment seg : segments)
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result += seg.getLength();
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return result;
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}
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private void drawIntermediateDotted(UGraphic ug, double height) {
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ug = ug.apply(new UStroke(2, 3, 1));
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for (int i = 0; i < segments.size() - 1; i++) {
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final double v1 = segments.get(i).getPos2() + 3;
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final double v2 = segments.get(i + 1).getPos1() - 3;
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if (v2 > v1) {
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draw2hlines(ug.apply(UTranslate.dx(v1)), height, ULine.hline(v2 - v1));
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}
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}
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}
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private void drawPartly(double widthCompletion, UGraphic ug, final Segment segment, double height,
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HColor documentBackground, int i) {
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double width = segment.getLength();
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if (i != segments.size() - 1) {
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width++;
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}
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if (width > 0) {
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drawRect(widthCompletion, ug.apply(new HColorNone()).apply(UTranslate.dx(segment.getPos1())),
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documentBackground, width, height);
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}
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double pos1 = segment.getPos1();
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double len = segment.getLength();
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if (i == 0) {
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if (segments.size() > 1) {
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len--;
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}
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} else {
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pos1++;
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len--;
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}
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if (len > 0) {
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draw2hlines(ug.apply(UTranslate.dx(pos1)), height, ULine.hline(len));
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}
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}
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}
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