net.sourceforge.plantuml.sequencediagram.graphic.GroupingGraphicalElementHeader Maven / Gradle / Ivy

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PlantUML is a component that allows to quickly write diagrams from text.

There is a newer version: 1.2024.8

// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
package net.sourceforge.plantuml.sequencediagram.graphic;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

import net.sourceforge.plantuml.klimt.UTranslate;
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.sequencediagram.InGroupableList;
import net.sourceforge.plantuml.skin.Area;
import net.sourceforge.plantuml.skin.Component;
import net.sourceforge.plantuml.skin.Context2D;

class GroupingGraphicalElementHeader extends GroupingGraphicalElement {

	private final Component comp;
	private double endY;
	private final boolean isParallel;
	private final List notes = new ArrayList<>();

	public GroupingGraphicalElementHeader(double currentY, Component comp, InGroupableList inGroupableList,
			boolean isParallel) {
		super(currentY, inGroupableList);
		this.comp = comp;
		this.isParallel = isParallel;
	}

	@Override
	public String toString() {
		return super.toString() + " " + (getInGroupableList() == null ? "no" : getInGroupableList().toString());
	}

	@Override
	final public double getPreferredWidth(StringBounder stringBounder) {
		double width = comp.getPreferredWidth(stringBounder);
		for (Component note : notes) {
			final XDimension2D dimNote = note.getPreferredDimension(stringBounder);
			width += dimNote.getWidth();
		}
		return width + 5;
	}

	@Override
	final public double getPreferredHeight(StringBounder stringBounder) {
		return comp.getPreferredHeight(stringBounder);
	}

	@Override
	protected void drawInternalU(UGraphic ug, double maxX, Context2D context) {
		if (isParallel) {
			return;
		}
		final StringBounder stringBounder = ug.getStringBounder();
		final double x1 = getInGroupableList().getMinX(stringBounder);
		final double x2 = getInGroupableList().getMaxX(stringBounder) - getInGroupableList().getHack2();
		ug = ug.apply(new UTranslate(x1, getStartingY()));
		double height = comp.getPreferredHeight(stringBounder);
		if (endY > 0) {
			height = endY - getStartingY();
		} else {
			// assert false;
			return;
		}
		final XDimension2D dim = new XDimension2D(x2 - x1, height);
		comp.drawU(ug, new Area(dim), context);
		for (Component note : notes) {
			final XDimension2D dimNote = note.getPreferredDimension(stringBounder);
			note.drawU(ug.apply(UTranslate.dx(x2 - x1)), new Area(dimNote), context);
		}
	}

	public void setEndY(double y) {
		this.endY = y;
	}

	public void addNotes(StringBounder stringBounder, Collection notes) {
		for (Component note : notes) {
			this.notes.add(note);
			getInGroupableList().changeHack2(note.getPreferredWidth(stringBounder));
		}
	}

}