mirror of https://github.com/octoleo/plantuml.git
219 lines
7.2 KiB
Java
219 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 2009-2024, Arnaud Roques
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*
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* Project Info: https://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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* https://plantuml.com/patreon (only 1$ per month!)
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* https://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 net.sourceforge.plantuml.klimt.UShape;
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import net.sourceforge.plantuml.klimt.UTranslate;
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import net.sourceforge.plantuml.klimt.creole.Display;
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import net.sourceforge.plantuml.klimt.drawing.UGraphic;
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import net.sourceforge.plantuml.klimt.font.StringBounder;
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import net.sourceforge.plantuml.klimt.geom.HorizontalAlignment;
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import net.sourceforge.plantuml.klimt.geom.XDimension2D;
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import net.sourceforge.plantuml.klimt.shape.TextBlock;
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import net.sourceforge.plantuml.klimt.shape.UPolygon;
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import net.sourceforge.plantuml.klimt.sprite.SpriteContainerEmpty;
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import net.sourceforge.plantuml.project.LabelStrategy;
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import net.sourceforge.plantuml.project.ToTaskDraw;
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import net.sourceforge.plantuml.project.core.Task;
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import net.sourceforge.plantuml.project.core.TaskAttribute;
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import net.sourceforge.plantuml.project.lang.CenterBorderColor;
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import net.sourceforge.plantuml.project.time.Day;
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import net.sourceforge.plantuml.project.timescale.TimeScale;
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import net.sourceforge.plantuml.real.Real;
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import net.sourceforge.plantuml.style.ClockwiseTopRightBottomLeft;
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import net.sourceforge.plantuml.style.ISkinParam;
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import net.sourceforge.plantuml.style.SName;
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import net.sourceforge.plantuml.style.Style;
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import net.sourceforge.plantuml.style.StyleBuilder;
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import net.sourceforge.plantuml.style.StyleSignatureBasic;
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public class TaskDrawDiamond extends AbstractTaskDraw {
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public TaskDrawDiamond(TimeScale timeScale, Real y, String prettyDisplay, Day start, ISkinParam skinParam,
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Task task, ToTaskDraw toTaskDraw, StyleBuilder styleBuilder) {
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super(timeScale, y, prettyDisplay, start, skinParam, task, toTaskDraw, styleBuilder);
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}
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@Override
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StyleSignatureBasic getStyleSignature() {
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return StyleSignatureBasic.of(SName.root, SName.element, SName.ganttDiagram, SName.milestone);
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}
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@Override
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public double getHeightMax(StringBounder stringBounder) {
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return getFullHeightTask(stringBounder);
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}
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@Override
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protected double getShapeHeight(StringBounder stringBounder) {
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final TextBlock title = getTitle();
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final XDimension2D titleDim = title.calculateDimension(stringBounder);
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return Math.max(titleDim.getHeight(), getDiamondHeight());
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}
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private double getDiamondHeight() {
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int result = (int) getFontConfiguration().getFont().getSize2D();
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if (result % 2 == 1)
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result--;
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return result;
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}
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@Override
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final public void drawTitle(UGraphic ug, LabelStrategy labelStrategy, double colTitles, double colBars) {
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final Style style = getStyle();
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final ClockwiseTopRightBottomLeft margin = style.getMargin();
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final ClockwiseTopRightBottomLeft padding = style.getPadding();
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final TextBlock title = getTitle();
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ug = ug.apply(UTranslate.dy(margin.getTop()));
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final StringBounder stringBounder = ug.getStringBounder();
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final XDimension2D titleDim = title.calculateDimension(stringBounder);
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final double h = (getShapeHeight(stringBounder) - titleDim.getHeight()) / 2;
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final double x;
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if (labelStrategy.titleInFirstColumn()) {
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if (labelStrategy.rightAligned())
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x = colTitles - titleDim.getWidth() - margin.getRight();
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else
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x = margin.getLeft();
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} else if (labelStrategy.titleInLastColumn()) {
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x = colBars + margin.getLeft();
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} else {
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final double x1 = timeScale.getStartingPosition(start);
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final double x2 = timeScale.getEndingPosition(start);
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final double width = getDiamondHeight();
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final double delta = x2 - x1 - width;
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x = x2 - delta / 2 + padding.getLeft();
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}
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title.drawU(ug.apply(new UTranslate(x, h)));
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}
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@Override
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protected TextBlock getTitle() {
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return Display.getWithNewlines(prettyDisplay).create(getFontConfiguration(), HorizontalAlignment.LEFT,
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new SpriteContainerEmpty());
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}
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@Override
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public void drawU(UGraphic ug) {
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if (url != null)
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ug.startUrl(url);
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final String displayString = getTask().getDisplayString();
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final Style style = getStyle();
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final ClockwiseTopRightBottomLeft margin = style.getMargin();
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ug = ug.apply(UTranslate.dy(margin.getTop()));
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final double x1 = timeScale.getStartingPosition(start);
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ug = ug.apply(UTranslate.dx(x1));
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if (displayString == null) {
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final double x2 = timeScale.getEndingPosition(start);
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final double width = getDiamondHeight();
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final double delta = x2 - x1 - width;
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ug = ug.apply(UTranslate.dx(delta / 2));
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drawShape(applyColors(ug));
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} else {
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final TextBlock draw = Display.getWithNewlines(displayString).create(getFontConfiguration(),
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HorizontalAlignment.LEFT, new SpriteContainerEmpty());
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draw.drawU(ug);
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}
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if (url != null)
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ug.closeUrl();
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}
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private UGraphic applyColors(UGraphic ug) {
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final CenterBorderColor col = this.getColors();
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if (col != null && col.isOk())
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return col.apply(ug);
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return ug.apply(getLineColor()).apply(getBackgroundColor().bg());
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}
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private void drawShape(UGraphic ug) {
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ug.draw(getDiamond());
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}
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@Override
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public FingerPrint getFingerPrintNote(StringBounder stringBounder) {
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return null;
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}
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@Override
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public FingerPrint getFingerPrint(StringBounder stringBounder) {
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final double h = getFullHeightTask(stringBounder);
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final double startPos = timeScale.getStartingPosition(start);
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return new FingerPrint(startPos, getY(stringBounder).getCurrentValue(), startPos + h,
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getY(stringBounder).getCurrentValue() + h);
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}
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private UShape getDiamond() {
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final double h = getDiamondHeight();
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final UPolygon result = new UPolygon();
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result.addPoint(h / 2, 0);
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result.addPoint(h, h / 2);
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result.addPoint(h / 2, h);
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result.addPoint(0, h / 2);
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return result;
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}
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@Override
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public double getX1(TaskAttribute taskAttribute) {
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final double x1 = timeScale.getStartingPosition(start);
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final double x2 = timeScale.getEndingPosition(start);
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final double width = getDiamondHeight();
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final double delta = x2 - x1 - width;
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return x1 + delta;
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}
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@Override
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public double getX2(TaskAttribute taskAttribute) {
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final double x1 = timeScale.getStartingPosition(start);
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final double x2 = timeScale.getEndingPosition(start);
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final double width = getDiamondHeight();
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final double delta = x2 - x1 - width;
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return x2 - delta;
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}
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}
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