net.sourceforge.plantuml.klimt.font.FontStyle 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.klimt.font;

import java.awt.Font;
import java.util.EnumSet;

import net.sourceforge.plantuml.klimt.color.HColor;
import net.sourceforge.plantuml.klimt.color.HColorSet;
import net.sourceforge.plantuml.regex.Matcher2;
import net.sourceforge.plantuml.regex.MyPattern;

public enum FontStyle {

	PLAIN, ITALIC, BOLD, UNDERLINE, STRIKE, WAVE, BACKCOLOR;

	public UFont mutateFont(UFont font) {
		if (this == PLAIN)
			return font.withStyle(Font.PLAIN);

		if (this == ITALIC)
			return font.withStyle(font.getStyle() | Font.ITALIC);

		if (this == BOLD)
			return font.withStyle(font.getStyle() | Font.BOLD);

		return font;
	}

	public String getActivationPattern() {
		if (this == PLAIN)
			return "\\<[pP][lL][aA][iI][nN]\\>";

		if (this == ITALIC)
			return "\\<[iI]\\>";

		if (this == BOLD)
			return "\\<[bB]\\>";

		if (this == UNDERLINE)
			return "\\<[uU](?::(#[0-9a-fA-F]{6}|\\w+))?\\>";

		if (this == WAVE)
			return "\\<[wW](?::(#[0-9a-fA-F]{6}|\\w+))?\\>";

		if (this == BACKCOLOR)
			// return "\\<[bB][aA][cC][kK](?::(#[0-9a-fA-F]{6}|\\w+))?\\>";
			return "\\<[bB][aA][cC][kK](?::(#?\\w+(?:[-\\\\|/]#?\\w+)?))?\\>";

		if (this == STRIKE)
			return "\\<(?:s|S|strike|STRIKE|del|DEL)(?::(#[0-9a-fA-F]{6}|\\w+))?\\>";

		return null;
	}

	public boolean canHaveExtendedColor() {
		if (this == UNDERLINE)
			return true;

		if (this == WAVE)
			return true;

		if (this == BACKCOLOR)
			return true;

		if (this == STRIKE)
			return true;

		return false;
	}

	public String getCreoleSyntax() {
		if (this == ITALIC)
			return "//";

		if (this == BOLD)
			return "\\*\\*";

		if (this == UNDERLINE)
			return "__";

		if (this == WAVE)
			return "~~";

		if (this == STRIKE)
			return "--";

		throw new UnsupportedOperationException();
	}

	// ::comment when __HAXE__
	public HColor getExtendedColor(String s) {
		final Matcher2 m = MyPattern.cmpile(getActivationPattern()).matcher(s);
		if (m.find() == false || m.groupCount() != 1)
			return null;

		final String color = m.group(1);
		if (color == null)
			return null;

		return HColorSet.instance().getColorOrWhite(color);
	}

	public String getDeactivationPattern() {
		if (this == PLAIN)
			return "\\";

		if (this == ITALIC)
			return "\\";

		if (this == BOLD)
			return "\\";

		if (this == UNDERLINE)
			return "\\";

		if (this == WAVE)
			return "\\";

		if (this == BACKCOLOR)
			return "\\";

		if (this == STRIKE)
			return "\\";

		return null;
	}

	public static FontStyle getStyle(String line) {
		for (FontStyle style : EnumSet.allOf(FontStyle.class))
			if (line.matches(style.getActivationPattern()) || line.matches(style.getDeactivationPattern()))
				return style;

		throw new IllegalArgumentException(line);
	}

}