mirror of
https://github.com/octoleo/plantuml.git
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241 lines
8.2 KiB
Java
241 lines
8.2 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.klimt.drawing;
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import static net.sourceforge.plantuml.utils.ObjectUtils.instanceOfAny;
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import net.atmp.SpecialText;
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import net.sourceforge.plantuml.activitydiagram3.ftile.CenteredText;
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import net.sourceforge.plantuml.klimt.CopyForegroundColorToBackgroundColor;
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import net.sourceforge.plantuml.klimt.UAntiAliasing;
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import net.sourceforge.plantuml.klimt.UBackground;
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import net.sourceforge.plantuml.klimt.UChange;
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import net.sourceforge.plantuml.klimt.UClip;
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import net.sourceforge.plantuml.klimt.UPath;
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import net.sourceforge.plantuml.klimt.UShape;
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import net.sourceforge.plantuml.klimt.UStroke;
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import net.sourceforge.plantuml.klimt.UTranslate;
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import net.sourceforge.plantuml.klimt.color.ColorMapper;
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import net.sourceforge.plantuml.klimt.color.HColor;
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import net.sourceforge.plantuml.klimt.font.StringBounder;
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import net.sourceforge.plantuml.klimt.geom.MinMax;
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import net.sourceforge.plantuml.klimt.geom.MinMaxMutable;
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import net.sourceforge.plantuml.klimt.geom.XDimension2D;
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import net.sourceforge.plantuml.klimt.shape.DotPath;
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import net.sourceforge.plantuml.klimt.shape.TextBlock;
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import net.sourceforge.plantuml.klimt.shape.UCenteredCharacter;
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import net.sourceforge.plantuml.klimt.shape.UComment;
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import net.sourceforge.plantuml.klimt.shape.UEllipse;
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import net.sourceforge.plantuml.klimt.shape.UEmpty;
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import net.sourceforge.plantuml.klimt.shape.UHidden;
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import net.sourceforge.plantuml.klimt.shape.UImage;
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import net.sourceforge.plantuml.klimt.shape.UImageSvg;
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import net.sourceforge.plantuml.klimt.shape.ULine;
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import net.sourceforge.plantuml.klimt.shape.UPixel;
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import net.sourceforge.plantuml.klimt.shape.UPolygon;
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import net.sourceforge.plantuml.klimt.shape.URectangle;
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import net.sourceforge.plantuml.klimt.shape.UText;
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public final class LimitFinder extends UGraphicNo {
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// ::remove file when __HAXE__
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@Override
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public UGraphic apply(UChange change) {
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final UTranslate tmp = change instanceof UTranslate ? this.getTranslate().compose((UTranslate) change)
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: this.getTranslate();
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final LimitFinder result = new LimitFinder(this.getStringBounder(), tmp, this.minmax);
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if (instanceOfAny(change, UAntiAliasing.class, UBackground.class, UClip.class, HColor.class, UHidden.class,
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UStroke.class, UTranslate.class, CopyForegroundColorToBackgroundColor.class) == false)
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throw new UnsupportedOperationException(change.getClass().toString());
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result.clip = change instanceof UClip ? ((UClip) change).translate(result.getTranslate()) : this.clip;
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return result;
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}
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private final MinMaxMutable minmax;
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private UClip clip;
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public static LimitFinder create(StringBounder stringBounder, boolean initToZero) {
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final LimitFinder result = new LimitFinder(stringBounder, UTranslate.none(), MinMaxMutable.getEmpty(initToZero));
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result.clip = null;
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return result;
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}
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private LimitFinder(StringBounder stringBounder, UTranslate translate, MinMaxMutable minmax) {
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super(stringBounder, translate);
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this.minmax = minmax;
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}
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@Override
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public void draw(UShape shape) {
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final double x = getTranslate().getDx();
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final double y = getTranslate().getDy();
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if (shape instanceof UText) {
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drawText(x, y, (UText) shape);
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} else if (shape instanceof ULine) {
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drawULine(x, y, (ULine) shape);
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} else if (shape instanceof UEllipse) {
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drawEllipse(x, y, (UEllipse) shape);
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} else if (shape instanceof UPolygon) {
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drawUPolygon(x, y, (UPolygon) shape);
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} else if (shape instanceof UPath) {
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drawUPath(x, y, (UPath) shape);
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} else if (shape instanceof URectangle) {
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drawRectangle(x, y, (URectangle) shape);
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} else if (shape instanceof DotPath) {
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drawDotPath(x, y, (DotPath) shape);
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} else if (shape instanceof UImage) {
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drawImage(x, y, (UImage) shape);
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} else if (shape instanceof UImageSvg) {
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drawImageSvg(x, y, (UImageSvg) shape);
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} else if (shape instanceof UComment) {
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} else if (shape instanceof UEmpty) {
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drawEmpty(x, y, (UEmpty) shape);
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} else if (shape instanceof TextBlock) {
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final TextBlock tb = (TextBlock) shape;
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tb.drawU(this);
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} else if (shape instanceof UCenteredCharacter) {
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// To be done
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} else if (shape instanceof CenteredText) {
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// Ignored
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} else if (shape instanceof SpecialText) {
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// Ignored
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} else if (shape instanceof CopyForegroundColorToBackgroundColor) {
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// Ignored
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} else if (shape instanceof UPixel) {
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addPoint(x, y);
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} else {
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throw new UnsupportedOperationException(shape.getClass().getName());
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}
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}
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private void addPoint(double x, double y) {
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if (clip == null || clip.isInside(x, y))
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minmax.addPoint(x, y);
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}
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private void drawEmpty(double x, double y, UEmpty shape) {
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addPoint(x, y);
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addPoint(x + shape.getWidth(), y + shape.getHeight());
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}
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private void drawUPath(double x, double y, UPath shape) {
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addPoint(x + shape.getMinX(), y + shape.getMinY());
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addPoint(x + shape.getMaxX(), y + shape.getMaxY());
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}
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private final static double HACK_X_FOR_POLYGON = 10;
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private void drawUPolygon(double x, double y, UPolygon shape) {
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if (shape.getPoints().size() == 0)
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return;
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addPoint(x + shape.getMinX() - HACK_X_FOR_POLYGON, y + shape.getMinY());
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addPoint(x + shape.getMaxX() + HACK_X_FOR_POLYGON, y + shape.getMaxY());
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}
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private void drawULine(double x, double y, ULine shape) {
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addPoint(x, y);
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addPoint(x + shape.getDX(), y + shape.getDY());
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}
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private void drawRectangle(double x, double y, URectangle shape) {
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addPoint(x - 1, y - 1);
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addPoint(x + shape.getWidth() - 1 + shape.getDeltaShadow() * 2,
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y + shape.getHeight() - 1 + shape.getDeltaShadow() * 2);
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}
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private void drawDotPath(double x, double y, DotPath shape) {
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final MinMax shapeMinMax = shape.getMinMax();
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addPoint(x + shapeMinMax.getMinX(), y + shapeMinMax.getMinY());
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addPoint(x + shapeMinMax.getMaxX(), y + shapeMinMax.getMaxY());
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}
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private void drawImage(double x, double y, UImage shape) {
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addPoint(x, y);
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addPoint(x + shape.getWidth() - 1, y + shape.getHeight() - 1);
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}
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private void drawImageSvg(double x, double y, UImageSvg shape) {
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addPoint(x, y);
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addPoint(x + shape.getWidth() - 1, y + shape.getHeight() - 1);
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}
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private void drawEllipse(double x, double y, UEllipse shape) {
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addPoint(x, y);
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addPoint(x + shape.getWidth() - 1 + shape.getDeltaShadow() * 2,
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y + shape.getHeight() - 1 + shape.getDeltaShadow() * 2);
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}
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private void drawText(double x, double y, UText text) {
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final XDimension2D dim = getStringBounder().calculateDimension(text.getFontConfiguration().getFont(),
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text.getText());
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y -= dim.getHeight() - 1.5;
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addPoint(x, y);
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addPoint(x, y + dim.getHeight());
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addPoint(x + dim.getWidth(), y);
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addPoint(x + dim.getWidth(), y + dim.getHeight());
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}
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public ColorMapper getColorMapper() {
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return ColorMapper.IDENTITY;
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}
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public double getMaxX() {
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return minmax.getMaxX();
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}
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public double getMaxY() {
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return minmax.getMaxY();
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}
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public double getMinX() {
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return minmax.getMinX();
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}
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public double getMinY() {
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return minmax.getMinY();
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}
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public MinMax getMinMax() {
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if (minmax.isInfinity())
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return MinMax.getEmpty(true);
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return MinMax.fromMutable(minmax);
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}
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}
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