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PlantUML is a component that allows to quickly write diagrams from text.
// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
/* +=======================================================================
* |
* | PlantUML : a free UML diagram generator
* |
* +=======================================================================
*
* (C) Copyright 2009-2024, Arnaud Roques
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* Project Info: https://plantuml.com
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* messages are usually generated on welcome or error images and never on
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*
*/
package net.sourceforge.plantuml.klimt.compress;
import net.sourceforge.plantuml.activitydiagram3.ftile.CenteredText;
import net.sourceforge.plantuml.klimt.UBackground;
import net.sourceforge.plantuml.klimt.UChange;
import net.sourceforge.plantuml.klimt.UShape;
import net.sourceforge.plantuml.klimt.UStroke;
import net.sourceforge.plantuml.klimt.UTranslate;
import net.sourceforge.plantuml.klimt.color.HColor;
import net.sourceforge.plantuml.klimt.drawing.UGraphic;
import net.sourceforge.plantuml.klimt.drawing.UGraphicDelegator;
import net.sourceforge.plantuml.klimt.shape.TextBlock;
import net.sourceforge.plantuml.klimt.shape.ULine;
import net.sourceforge.plantuml.klimt.shape.URectangle;
public class UGraphicCompressOnXorY extends UGraphicDelegator {
// ::remove file when __HAXE__
public UGraphic apply(UChange change) {
if (change instanceof UTranslate)
return new UGraphicCompressOnXorY(mode, getUg(), compressionTransform,
translate.compose((UTranslate) change));
else if (change instanceof UStroke || change instanceof UBackground || change instanceof HColor)
return new UGraphicCompressOnXorY(mode, getUg().apply(change), compressionTransform, translate);
throw new UnsupportedOperationException();
}
private final CompressionMode mode;
private final PiecewiseAffineTransform compressionTransform;
private final UTranslate translate;
@Override
public String toString() {
return "UGraphicCompressOnXorY " + mode;
}
public static UGraphicCompressOnXorY create(CompressionMode mode, UGraphic ug,
PiecewiseAffineTransform compressionTransform) {
return new UGraphicCompressOnXorY(mode, ug, compressionTransform, UTranslate.none());
}
private UGraphicCompressOnXorY(CompressionMode mode, UGraphic ug, PiecewiseAffineTransform compressionTransform,
UTranslate translate) {
super(ug);
this.mode = mode;
this.compressionTransform = compressionTransform;
this.translate = translate;
}
public void draw(UShape shape) {
final double x = translate.getDx();
final double y = translate.getDy();
if (shape instanceof URectangle) {
final URectangle rect = (URectangle) shape;
if (mode == CompressionMode.ON_X) {
final double x2 = ct(x + rect.getWidth());
shape = rect.withWidth(x2 - ct(x));
} else {
final double y2 = ct(y + rect.getHeight());
shape = rect.withHeight(y2 - ct(y));
}
}
if (shape instanceof CenteredText) {
final CenteredText centeredText = (CenteredText) shape;
final TextBlock text = centeredText.getText();
final double totalWidth = centeredText.getTotalWidth();
final double realSpaceWidth;
if (mode == CompressionMode.ON_X)
realSpaceWidth = ct(x + totalWidth) - ct(x);
else
realSpaceWidth = totalWidth;
final double textWidth = text.calculateDimension(getStringBounder()).getWidth();
final double pos = (realSpaceWidth - textWidth) / 2;
text.drawU(getUg().apply(getTranslate(x, y)).apply(UTranslate.dx(pos)));
return;
}
if (shape instanceof ULine)
drawLine(x, y, (ULine) shape);
else
getUg().apply(getTranslate(x, y)).draw(shape);
}
private UTranslate getTranslate(final double x, final double y) {
if (mode == CompressionMode.ON_X)
return new UTranslate(ct(x), y);
else
return new UTranslate(x, ct(y));
}
private void drawLine(double x, double y, ULine shape) {
if (mode == CompressionMode.ON_X)
drawLine(ct(x), y, ct(x + shape.getDX()), y + shape.getDY());
else
drawLine(x, ct(y), x + shape.getDX(), ct(y + shape.getDY()));
}
private double ct(double v) {
return compressionTransform.transform(v);
}
private void drawLine(double x1, double y1, double x2, double y2) {
if (y1 > y2) {
drawLine(x2, y2, x1, y1);
return;
}
assert y1 <= y2;
getUg().apply(new UTranslate(x1, y1)).draw(new ULine(x2 - x1, y2 - y1));
}
}