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/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2014, Arnaud Roques
*
* Project Info: http://plantuml.sourceforge.net
*
* This file is part of PlantUML.
*
* Licensed under The MIT License (Massachusetts Institute of Technology License)
*
* See http://opensource.org/licenses/MIT
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
* IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*
* Original Author: Arnaud Roques
*/
package net.sourceforge.plantuml.png;
import java.awt.Font;
import java.awt.geom.Dimension2D;
import net.sourceforge.plantuml.SpriteContainerEmpty;
import net.sourceforge.plantuml.cucadiagram.Display;
import net.sourceforge.plantuml.graphic.FontConfiguration;
import net.sourceforge.plantuml.graphic.HorizontalAlignment;
import net.sourceforge.plantuml.graphic.HtmlColor;
import net.sourceforge.plantuml.graphic.StringBounder;
import net.sourceforge.plantuml.graphic.TextBlock;
import net.sourceforge.plantuml.graphic.TextBlockUtils;
import net.sourceforge.plantuml.ugraphic.UFont;
public class PngTitler {
private final HtmlColor textColor;
private final HtmlColor hyperlinkColor;
private final Display text;
private final int fontSize;
private final String fontFamily;
private final HorizontalAlignment horizontalAlignment;
private final boolean useUnderlineForHyperlink;
public PngTitler(HtmlColor textColor, Display text, int fontSize, String fontFamily,
HorizontalAlignment horizontalAlignment, HtmlColor hyperlinkColor, boolean useUnderlineForHyperlink) {
this.textColor = textColor;
this.text = text;
this.fontSize = fontSize;
this.fontFamily = fontFamily;
this.horizontalAlignment = horizontalAlignment;
this.hyperlinkColor = hyperlinkColor;
this.useUnderlineForHyperlink = useUnderlineForHyperlink;
}
public Dimension2D getTextDimension(StringBounder stringBounder) {
final TextBlock textBloc = getTextBlock();
if (textBloc == null) {
return null;
}
return textBloc.calculateDimension(stringBounder);
}
public TextBlock getTextBlock() {
if (text == null || text.size() == 0) {
return null;
}
final UFont normalFont = new UFont(fontFamily, Font.PLAIN, fontSize);
return TextBlockUtils.create(text, new FontConfiguration(normalFont, textColor, hyperlinkColor, useUnderlineForHyperlink), horizontalAlignment,
new SpriteContainerEmpty());
}
private double getOffsetX(double imWidth, StringBounder stringBounder) {
final TextBlock textBloc = getTextBlock();
if (textBloc == null) {
return 0;
}
final Dimension2D dimText = textBloc.calculateDimension(stringBounder);
if (imWidth >= dimText.getWidth()) {
return 0;
}
return (dimText.getWidth() - imWidth) / 2;
}
private double getOffsetY(StringBounder stringBounder) {
final TextBlock textBloc = getTextBlock();
if (textBloc == null) {
return 0;
}
final Dimension2D dimText = textBloc.calculateDimension(stringBounder);
final double height = dimText.getHeight();
return height;
}
}
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