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// 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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 * PlantUML is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
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 * PlantUML distributed in the hope that it will be useful, but
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 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
 * License for more details.
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 * You should have received a copy of the GNU Lesser General Public License
 * along with this library.  If not, see .
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 * are owned by the author of their corresponding sources code (that is, their
 * textual description in PlantUML language). Those images are not covered by
 * this LGPL license.
 *
 * The generated images can then be used without any reference to the LGPL license.
 * It is not even necessary to stipulate that they have been generated with PlantUML,
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 */
package net.sourceforge.plantuml.project.draw;

import net.sourceforge.plantuml.klimt.UTranslate;
import net.sourceforge.plantuml.klimt.color.HColor;
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.FontConfiguration;
import net.sourceforge.plantuml.klimt.font.StringBounder;
import net.sourceforge.plantuml.klimt.font.UFont;
import net.sourceforge.plantuml.klimt.geom.HorizontalAlignment;
import net.sourceforge.plantuml.klimt.shape.TextBlock;
import net.sourceforge.plantuml.klimt.shape.ULine;
import net.sourceforge.plantuml.klimt.shape.URectangle;
import net.sourceforge.plantuml.klimt.sprite.SpriteContainerEmpty;
import net.sourceforge.plantuml.project.TimeHeaderParameters;
import net.sourceforge.plantuml.project.time.Day;
import net.sourceforge.plantuml.project.timescale.TimeScale;
import net.sourceforge.plantuml.style.PName;
import net.sourceforge.plantuml.style.SName;

public abstract class TimeHeader {
	// ::remove folder when __HAXE__

	private final TimeScale timeScale;

	protected final TimeHeaderParameters thParam;

	public TimeHeader(TimeHeaderParameters thParam, TimeScale timeScale) {
		this.thParam = thParam;
		this.timeScale = timeScale;
	}

	protected final boolean isBold2(Day wink) {
		return thParam.getVerticalSeparatorBefore().contains(wink);
	}

	protected final Day getMin() {
		return thParam.getMin();
	}

	protected final Day getMax() {
		return thParam.getMax();
	}

	protected final HColor closedBackgroundColor() {
		return thParam.getClosedStyle().value(PName.BackGroundColor).asColor(thParam.getColorSet());
	}

	protected final HColor closedFontColor() {
		return thParam.getClosedStyle().value(PName.FontColor).asColor(thParam.getColorSet());
	}

	protected final HColor openFontColor() {
		return thParam.getTimelineStyle().value(PName.FontColor).asColor(thParam.getColorSet());
	}

	protected final HColor getLineColor() {
		return thParam.getTimelineStyle().value(PName.LineColor).asColor(thParam.getColorSet());
	}

	public abstract double getTimeHeaderHeight(StringBounder stringBounder);

	public abstract double getTimeFooterHeight(StringBounder stringBounder);

	public abstract double getFullHeaderHeight(StringBounder stringBounder);

	public abstract void drawTimeHeader(UGraphic ug, double totalHeightWithoutFooter);

	public abstract void drawTimeFooter(UGraphic ug);

	public final TimeScale getTimeScale() {
		return timeScale;
	}

	protected final void drawHline(UGraphic ug, double y) {
		final double xmin = getTimeScale().getStartingPosition(thParam.getMin());
		final double xmax = getTimeScale().getEndingPosition(thParam.getMax());
		final ULine hline = ULine.hline(xmax - xmin);
		ug.apply(getLineColor()).apply(UTranslate.dy(y)).draw(hline);
	}

	protected final void drawVline(UGraphic ug, double x, double y1, double y2) {
		final ULine vbar = ULine.vline(y2 - y1);
		ug.apply(new UTranslate(x, y1)).draw(vbar);
	}

	final protected FontConfiguration getFontConfiguration(UFont font, boolean bold, HColor color) {
		if (bold)
			font = font.bold();

		return FontConfiguration.create(font, color, color, null);
	}

	protected final TextBlock getTextBlock(SName param, String text, boolean bold, HColor color) {
		final UFont font = thParam.getStyle(SName.timeline, param).getUFont();
		final FontConfiguration fontConfiguration = getFontConfiguration(font, bold, color);
		return Display.getWithNewlines(text).create(fontConfiguration, HorizontalAlignment.LEFT,
				new SpriteContainerEmpty());
	}

	protected final void printCentered(UGraphic ug, TextBlock text, double start, double end) {
		final double width = text.calculateDimension(ug.getStringBounder()).getWidth();
		final double available = end - start;
		final double diff = Math.max(0, available - width);
		text.drawU(ug.apply(UTranslate.dx(start + diff / 2)));
	}

	protected final void printCentered(UGraphic ug, boolean hideIfTooBig, double start, double end,
			TextBlock... texts) {
		final double available = end - start;
		for (int i = texts.length - 1; i >= 0; i--) {
			final TextBlock text = texts[i];
			final double width = text.calculateDimension(ug.getStringBounder()).getWidth();
			if ((i == 0 && hideIfTooBig == false) || width <= available) {
				final double diff = Math.max(0, available - width);
				text.drawU(ug.apply(UTranslate.dx(start + diff / 2)));
				return;
			}
		}
	}

	protected final void drawRectangle(UGraphic ug, double height, double x1, double x2) {
		if (height == 0)
			return;

		ug = ug.apply(HColors.none());
		ug = ug.apply(new UTranslate(x1, getFullHeaderHeight(ug.getStringBounder())));
		ug.draw(URectangle.build(x2 - x1, height));
	}

	protected void printVerticalSeparators(UGraphic ug, double totalHeightWithoutFooter) {
		ug = thParam.forVerticalSeparator(ug);
		for (Day wink = getMin(); wink.compareTo(getMax()) <= 0; wink = wink.increment())
			if (isBold2(wink))
				drawVline(ug, getTimeScale().getStartingPosition(wink),
						getFullHeaderHeight(ug.getStringBounder()), totalHeightWithoutFooter);
	}

}




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