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PlantUML is a component that allows to quickly write diagrams from text.
// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
/* +=======================================================================
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* | PlantUML : a free UML diagram generator
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package net.sourceforge.plantuml.ebnf;
import net.sourceforge.plantuml.activitydiagram3.ftile.vcompact.FloatingNote;
import net.sourceforge.plantuml.klimt.UTranslate;
import net.sourceforge.plantuml.klimt.color.HColors;
import net.sourceforge.plantuml.klimt.creole.Display;
import net.sourceforge.plantuml.klimt.drawing.UGraphic;
import net.sourceforge.plantuml.klimt.font.StringBounder;
import net.sourceforge.plantuml.klimt.geom.XDimension2D;
import net.sourceforge.plantuml.klimt.shape.TextBlock;
import net.sourceforge.plantuml.klimt.shape.TextBlockUtils;
import net.sourceforge.plantuml.klimt.shape.URectangle;
import net.sourceforge.plantuml.style.ISkinParam;
import net.sourceforge.plantuml.style.SName;
public class ETileOptional extends ETile {
private final double deltax;
private final double deltay = 16;
private final ETile orig;
private final ISkinParam skinParam;
private String commentAbove;
private String commentBelow;
private final boolean specialForAlternate;
public ETileOptional(ETile orig, ISkinParam skinParam) {
this.skinParam = skinParam;
this.orig = orig;
this.specialForAlternate = orig instanceof ETileAlternation;
this.deltax = this.specialForAlternate ? 0 : 15;
}
@Override
public double getH1(StringBounder stringBounder) {
final TextBlock note = getNoteAbove(stringBounder);
return deltay + orig.getH1(stringBounder) + note.calculateDimension(stringBounder).getHeight();
}
private double getDeltaY(StringBounder stringBounder) {
final TextBlock note = getNoteAbove(stringBounder);
return deltay + note.calculateDimension(stringBounder).getHeight();
}
@Override
public double getH2(StringBounder stringBounder) {
final TextBlock note = getNoteBelow(stringBounder);
return orig.getH2(stringBounder) + note.calculateDimension(stringBounder).getHeight();
}
@Override
public double getWidth(StringBounder stringBounder) {
return orig.getWidth(stringBounder) + 2 * deltax;
}
@Override
public void drawU(UGraphic ug) {
final StringBounder stringBounder = ug.getStringBounder();
final XDimension2D dim = calculateDimension(stringBounder);
if (TRACE)
ug.apply(HColors.BLUE).draw(URectangle.build(dim));
final double linePos = getH1(stringBounder);
final double posA = specialForAlternate ? 12 : 8;
final double corner = specialForAlternate ? 12 : 8;
final double posB = dim.getWidth() - posA;
final double posYoptionalLine = getDeltaY(stringBounder) - 11;
CornerCurved.createSE(corner).drawU(ug.apply(new UTranslate(posA, linePos)));
drawVline(ug, posA, corner + posYoptionalLine, linePos - corner);
CornerCurved.createNW(corner).drawU(ug.apply(new UTranslate(posA, posYoptionalLine)));
drawHlineDirected(ug, posYoptionalLine, posA + corner, posB - corner, 0.4);
CornerCurved.createSW(corner).drawU(ug.apply(new UTranslate(posB, linePos)));
drawVline(ug, posB, corner + posYoptionalLine, linePos - corner);
CornerCurved.createNE(corner).drawU(ug.apply(new UTranslate(posB, posYoptionalLine)));
drawHline(ug, linePos, 0, deltax);
drawHline(ug, linePos, dim.getWidth() - deltax, dim.getWidth());
orig.drawU(ug.apply(new UTranslate(deltax, getDeltaY(stringBounder))));
final TextBlock noteAbove = getNoteAbove(stringBounder);
if (noteAbove != TextBlockUtils.EMPTY_TEXT_BLOCK) {
final double pos2 = (dim.getWidth() - noteAbove.calculateDimension(stringBounder).getWidth()) / 2;
noteAbove.drawU(ug.apply(UTranslate.dx(pos2)));
}
final TextBlock noteBelow = getNoteBelow(stringBounder);
if (noteBelow != TextBlockUtils.EMPTY_TEXT_BLOCK) {
final XDimension2D dimBelow = noteBelow.calculateDimension(stringBounder);
final double pos2 = (dim.getWidth() - dimBelow.getWidth()) / 2;
noteBelow.drawU(ug.apply(new UTranslate(pos2, dim.getHeight() - dimBelow.getHeight())));
}
}
@Override
public void push(ETile tile) {
throw new UnsupportedOperationException();
}
@Override
protected void addCommentAbove(String comment) {
this.commentAbove = comment;
}
@Override
protected void addCommentBelow(String comment) {
this.commentBelow = comment;
}
private TextBlock getNoteAbove(StringBounder stringBounder) {
if (commentAbove == null)
return TextBlockUtils.EMPTY_TEXT_BLOCK;
final FloatingNote note = FloatingNote.create(Display.getWithNewlines(commentAbove), skinParam, SName.ebnf);
return TextBlockUtils.withMargin(note, 0, 0, 0, 10);
}
private TextBlock getNoteBelow(StringBounder stringBounder) {
if (commentBelow == null)
return TextBlockUtils.EMPTY_TEXT_BLOCK;
final FloatingNote note = FloatingNote.create(Display.getWithNewlines(commentBelow), skinParam, SName.ebnf);
return TextBlockUtils.withMargin(note, 0, 0, 10, 0);
}
}