net.sourceforge.plantuml.asciiart.ComponentTextDivider 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.asciiart;

import net.sourceforge.plantuml.FileFormat;
import net.sourceforge.plantuml.StringUtils;
import net.sourceforge.plantuml.klimt.creole.Display;
import net.sourceforge.plantuml.klimt.drawing.UGraphic;
import net.sourceforge.plantuml.klimt.drawing.txt.UGraphicTxt;
import net.sourceforge.plantuml.klimt.font.StringBounder;
import net.sourceforge.plantuml.klimt.geom.XDimension2D;
import net.sourceforge.plantuml.skin.Area;
import net.sourceforge.plantuml.skin.ComponentType;
import net.sourceforge.plantuml.skin.Context2D;

public class ComponentTextDivider extends AbstractComponentText {

	private final ComponentType type;
	private final Display stringsToDisplay;
	private final FileFormat fileFormat;

	public ComponentTextDivider(ComponentType type, Display stringsToDisplay, FileFormat fileFormat) {
		this.type = type;
		this.stringsToDisplay = stringsToDisplay;
		this.fileFormat = fileFormat;
	}

	public void drawU(UGraphic ug, Area area, Context2D context) {
		final XDimension2D dimensionToUse = area.getDimensionToUse();
		final UmlCharArea charArea = ((UGraphicTxt) ug).getCharArea();
		final int width = (int) dimensionToUse.getWidth();
		final int textWidth = StringUtils.getWcWidth(stringsToDisplay);
		// final int height = (int) dimensionToUse.getHeight();

		final int textPos = (width - textWidth - 1) / 2;
		final String desc = " " + stringsToDisplay.get(0).toString();

		if (fileFormat == FileFormat.UTXT) {
			charArea.drawHLine('\u2550', 2, 0, width, '\u2502', '\u256a');
			charArea.drawStringLR(desc, textPos, 2);

			charArea.drawHLine('\u2550', 1, textPos - 1, textPos + desc.length() + 1, '\u2502', '\u2567');
			charArea.drawHLine('\u2550', 3, textPos - 1, textPos + desc.length() + 1, '\u2502', '\u2564');

			charArea.drawStringTB("\u2554\u2563\u255a", textPos - 1, 1);
			charArea.drawStringTB("\u2557\u2560\u255d", textPos + desc.length(), 1);
		} else {
			charArea.drawHLine('=', 2, 0, width);
			charArea.drawStringLR(desc, textPos, 2);
			charArea.drawHLine('=', 1, textPos - 1, textPos + desc.length() + 1);
			charArea.drawHLine('=', 3, textPos - 1, textPos + desc.length() + 1);
		}
	}

	public double getPreferredHeight(StringBounder stringBounder) {
		return StringUtils.getHeight(stringsToDisplay) + 4;
	}

	public double getPreferredWidth(StringBounder stringBounder) {
		return StringUtils.getWcWidth(stringsToDisplay) + 2;
	}

}