net.sourceforge.plantuml.graphic.USymbolDatabase Maven / Gradle / Ivy
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PlantUML is a component that allows to quickly write :
* sequence diagram,
* use case diagram,
* class diagram,
* activity diagram,
* component diagram,
* state diagram
* object diagram
/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2013, Arnaud Roques
*
* Project Info: http://plantuml.sourceforge.net
*
* This file is part of PlantUML.
*
* PlantUML is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* PlantUML distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
* License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* Original Author: Arnaud Roques
*
* Revision $Revision: 8066 $
*
*/
package net.sourceforge.plantuml.graphic;
import java.awt.geom.Dimension2D;
import java.util.Collections;
import java.util.List;
import net.sourceforge.plantuml.Dimension2DDouble;
import net.sourceforge.plantuml.Url;
import net.sourceforge.plantuml.ugraphic.AbstractUGraphicHorizontalLine;
import net.sourceforge.plantuml.ugraphic.UGraphic;
import net.sourceforge.plantuml.ugraphic.UHorizontalLine;
import net.sourceforge.plantuml.ugraphic.UPath;
class USymbolDatabase extends USymbol {
private void drawDatabase(UGraphic ug, double xTheoricalPosition, double yTheoricalPosition, double width,
double height, boolean shadowing) {
final UPath shape = new UPath();
if (shadowing) {
shape.setDeltaShadow(3.0);
}
shape.moveTo(0, 10);
shape.cubicTo(10, 0, width / 2 - 10, 0, width / 2, 0);
shape.cubicTo(width / 2 + 10, 0, width - 10, 0, width, 10);
shape.lineTo(width, height - 10);
shape.cubicTo(width - 10, height, width / 2 - 10, height, width / 2, height);
shape.cubicTo(width / 2 + 10, height, 10, height, 0, height - 10);
shape.lineTo(0, 10);
ug.draw(xTheoricalPosition, yTheoricalPosition, shape);
final UPath closing = getClosingPath(width);
ug.draw(xTheoricalPosition, yTheoricalPosition, closing);
}
private UPath getClosingPath(double width) {
final UPath closing = new UPath();
closing.moveTo(0, 10);
closing.cubicTo(10, 20, width / 2 - 10, 20, width / 2, 20);
closing.cubicTo(width / 2 + 10, 20, width - 10, 20, width, 10);
return closing;
}
class MyUGraphic extends AbstractUGraphicHorizontalLine {
private final double startingX;
private final double endingX;
public MyUGraphic(UGraphic ug, double startingX, double endingX) {
super(ug);
this.startingX = startingX;
this.endingX = endingX;
}
@Override
protected void drawHline(UGraphic ug, double x, double y, UHorizontalLine line) {
final UPath closing = getClosingPath(endingX - startingX);
final HtmlColor backcolor = ug.getParam().getBackcolor();
ug.getParam().setBackcolor(null);
ug.draw(startingX, y - 15, closing);
ug.getParam().setBackcolor(backcolor);
line.drawTitle(ug, startingX, endingX, y, true);
}
}
private Margin getMargin() {
return new Margin(10, 10, 20, 5);
}
public TextBlock asSmall(final TextBlock label, final TextBlock stereotype, final SymbolContext symbolContext) {
return new TextBlock() {
public void drawU(UGraphic ug, double x, double y) {
final Dimension2D dim = calculateDimension(ug.getStringBounder());
symbolContext.apply(ug);
drawDatabase(ug, x, y, dim.getWidth(), dim.getHeight(), symbolContext.isShadowing());
final Margin margin = getMargin();
final TextBlock tb = TextBlockUtils.mergeTB(stereotype, label, HorizontalAlignement.CENTER);
final UGraphic ug2 = new MyUGraphic(ug, x, x + dim.getWidth());
tb.drawU(ug2, x + margin.getX1(), y + margin.getY1());
}
public Dimension2D calculateDimension(StringBounder stringBounder) {
final Dimension2D dimLabel = label.calculateDimension(stringBounder);
final Dimension2D dimStereo = stereotype.calculateDimension(stringBounder);
return getMargin().addDimension(Dimension2DDouble.mergeTB(dimStereo, dimLabel));
}
public List getUrls() {
return Collections.emptyList();
}
};
}
public TextBlock asBig(final TextBlock title, final TextBlock stereotype, final double width, final double height,
final SymbolContext symbolContext) {
return new TextBlock() {
public void drawU(UGraphic ug, double x, double y) {
final Dimension2D dim = calculateDimension(ug.getStringBounder());
symbolContext.apply(ug);
drawDatabase(ug, x, y, dim.getWidth(), dim.getHeight(), symbolContext.isShadowing());
final Dimension2D dimStereo = stereotype.calculateDimension(ug.getStringBounder());
final double posStereo = (width - dimStereo.getWidth()) / 2;
stereotype.drawU(ug, x + posStereo, y);
final Dimension2D dimTitle = title.calculateDimension(ug.getStringBounder());
final double posTitle = (width - dimTitle.getWidth()) / 2;
title.drawU(ug, x + posTitle, y + 21);
}
public Dimension2D calculateDimension(StringBounder stringBounder) {
return new Dimension2DDouble(width, height);
}
public List getUrls() {
return Collections.emptyList();
}
};
}
public boolean manageHorizontalLine() {
return true;
}
}