plantuml/src/net/sourceforge/plantuml/sequencediagram/teoz/GroupingTile.java

306 lines
9.8 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2023, Arnaud Roques
*
* Project Info: http://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* http://plantuml.com/patreon (only 1$ per month!)
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*
* 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.
*
*
* Original Author: Arnaud Roques
*
*
*/
package net.sourceforge.plantuml.sequencediagram.teoz;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import net.sourceforge.plantuml.ISkinParam;
import net.sourceforge.plantuml.awt.geom.XDimension2D;
import net.sourceforge.plantuml.cucadiagram.Display;
import net.sourceforge.plantuml.graphic.StringBounder;
import net.sourceforge.plantuml.graphic.UDrawable;
import net.sourceforge.plantuml.real.Real;
import net.sourceforge.plantuml.real.RealUtils;
import net.sourceforge.plantuml.sequencediagram.Event;
import net.sourceforge.plantuml.sequencediagram.Grouping;
import net.sourceforge.plantuml.sequencediagram.GroupingLeaf;
import net.sourceforge.plantuml.sequencediagram.GroupingStart;
import net.sourceforge.plantuml.sequencediagram.GroupingType;
import net.sourceforge.plantuml.skin.Area;
import net.sourceforge.plantuml.skin.Component;
import net.sourceforge.plantuml.skin.ComponentType;
import net.sourceforge.plantuml.skin.Context2D;
import net.sourceforge.plantuml.skin.rose.Rose;
import net.sourceforge.plantuml.ugraphic.UGraphic;
import net.sourceforge.plantuml.ugraphic.UTranslate;
public class GroupingTile extends AbstractTile {
private static final int EXTERNAL_MARGINX1 = 3;
private static final int EXTERNAL_MARGINX2 = 9;
private static final int MARGINX = 16;
// private static final int MARGINY = 10;
private static final int MARGINY_MAGIC = 20;
private List<Tile> tiles = new ArrayList<>();
private final Real min;
private final Real max;
private final GroupingStart start;
// private final double marginX = 20;
private final Rose skin;
private final ISkinParam skinParam;
private final Display display;
private double bodyHeight;
public Event getEvent() {
return start;
}
@Override
public double getContactPointRelative() {
return 0;
}
public GroupingTile(Iterator<Event> it, GroupingStart start, TileArguments tileArgumentsBackColorChanged,
TileArguments tileArgumentsOriginal) {
super(tileArgumentsBackColorChanged.getStringBounder());
final StringBounder stringBounder = tileArgumentsOriginal.getStringBounder();
this.start = start;
this.display = start.getTitle().equals("group") ? Display.create(start.getComment())
: Display.create(start.getTitle(), start.getComment());
this.skin = tileArgumentsOriginal.getSkin();
// this.skinParam = tileArgumentsOriginal.getSkinParam();
this.skinParam = tileArgumentsBackColorChanged.getSkinParam();
final List<Real> min2 = new ArrayList<>();
final List<Real> max2 = new ArrayList<>();
final List<Tile> allElses = new ArrayList<>();
final XDimension2D dim1 = getPreferredDimensionIfEmpty(stringBounder);
while (it.hasNext()) {
final Event ev = it.next();
if (ev instanceof GroupingLeaf && ((Grouping) ev).getType() == GroupingType.END)
break;
for (Tile tile : TileBuilder.buildOne(it, tileArgumentsOriginal, ev, this))
tiles.add(tile);
}
tiles = mergeParallel(getStringBounder(), tiles);
for (Tile tile : tiles) {
bodyHeight += tile.getPreferredHeight();
final Event ev = tile.getEvent();
if (ev instanceof GroupingLeaf && ((Grouping) ev).getType() == GroupingType.ELSE) {
allElses.add(tile);
continue;
}
min2.add(tile.getMinX().addFixed(-MARGINX));
final Real m = tile.getMaxX();
// max2.add(m == tileArgumentsOriginal.getOmega() ? m : m.addFixed(MARGINX));
max2.add(m.addFixed(MARGINX));
}
final double width = dim1.getWidth();
if (min2.size() == 0)
min2.add(tileArgumentsOriginal.getOrigin());
this.min = RealUtils.min(min2);
for (Tile anElse : allElses)
max2.add(anElse.getMaxX());
max2.add(this.min.addFixed(width + 16));
this.max = RealUtils.max(max2);
}
private Component getComponent(StringBounder stringBounder) {
final Component comp = skin.createComponent(start.getUsedStyles(), ComponentType.GROUPING_HEADER, null,
skinParam, display);
return comp;
}
private XDimension2D getPreferredDimensionIfEmpty(StringBounder stringBounder) {
return getComponent(stringBounder).getPreferredDimension(stringBounder);
}
public void drawU(UGraphic ug) {
final StringBounder stringBounder = ug.getStringBounder();
final Component comp = getComponent(stringBounder);
final XDimension2D dim1 = getPreferredDimensionIfEmpty(stringBounder);
final Area area = Area.create(max.getCurrentValue() - min.getCurrentValue(), getTotalHeight(stringBounder));
comp.drawU(ug.apply(UTranslate.dx(min.getCurrentValue())), area, (Context2D) ug);
drawAllElses(ug);
double h = dim1.getHeight() + MARGINY_MAGIC / 2;
for (Tile tile : tiles) {
((UDrawable) tile).drawU(ug.apply(UTranslate.dy(h)));
final double preferredHeight = tile.getPreferredHeight();
h += preferredHeight;
}
}
private double getTotalHeight(StringBounder stringBounder) {
final XDimension2D dimIfEmpty = getPreferredDimensionIfEmpty(stringBounder);
return bodyHeight + dimIfEmpty.getHeight() + MARGINY_MAGIC / 2;
}
private void drawAllElses(UGraphic ug) {
final StringBounder stringBounder = ug.getStringBounder();
final double totalHeight = getTotalHeight(stringBounder);
final List<Double> ys = new ArrayList<>();
for (Tile tile : tiles) {
if (tile instanceof ElseTile) {
final ElseTile elseTile = (ElseTile) tile;
ys.add(elseTile.getY() - getY() + MARGINY_MAGIC / 2);
}
}
ys.add(totalHeight);
int i = 0;
for (Tile tile : tiles) {
if (tile instanceof ElseTile) {
final ElseTile elseTile = (ElseTile) tile;
final Component comp = elseTile.getComponent(stringBounder);
final Area area = Area.create(max.getCurrentValue() - min.getCurrentValue(), ys.get(i + 1) - ys.get(i));
comp.drawU(ug.apply(new UTranslate(min.getCurrentValue(), ys.get(i))), area, (Context2D) ug);
i++;
}
}
}
public double getPreferredHeight() {
final XDimension2D dim1 = getPreferredDimensionIfEmpty(getStringBounder());
return dim1.getHeight() + bodyHeight + MARGINY_MAGIC;
}
public void addConstraints() {
for (Tile tile : tiles)
tile.addConstraints();
}
public Real getMinX() {
return min.addFixed(-EXTERNAL_MARGINX1);
}
public Real getMaxX() {
return max.addFixed(EXTERNAL_MARGINX2);
}
public static double fillPositionelTiles(StringBounder stringBounder, double y, List<Tile> tiles,
final List<CommonTile> local, List<CommonTile> full) {
for (Tile tile : mergeParallel(stringBounder, tiles)) {
tile.callbackY(y);
local.add((CommonTile) tile);
full.add((CommonTile) tile);
if (tile instanceof GroupingTile) {
final GroupingTile groupingTile = (GroupingTile) tile;
final double headerHeight = groupingTile.getHeaderHeight(stringBounder);
final ArrayList<CommonTile> local2 = new ArrayList<>();
fillPositionelTiles(stringBounder, y + headerHeight, groupingTile.tiles, local2, full);
}
y += tile.getPreferredHeight();
}
return y;
}
private double getHeaderHeight(StringBounder stringBounder) {
return getPreferredDimensionIfEmpty(stringBounder).getHeight() + 10;
}
private static List<Tile> mergeParallel(StringBounder stringBounder, List<Tile> tiles) {
TileParallel pending = null;
tiles = removeEmptyCloseToParallel(tiles);
final List<Tile> result = new ArrayList<>();
for (Tile tile : tiles) {
if (result.size() > 0 && isParallel(tile)) {
if (pending == null) {
pending = new TileParallel(stringBounder);
final Tile tmp = result.get(result.size() - 1);
if (tmp instanceof LifeEventTile) {
pending.add(result.get(result.size() - 2));
pending.add(tmp);
// result.set(result.size() - 1, pending);
result.set(result.size() - 2, pending);
result.remove(result.size() - 1);
} else {
pending.add(tmp);
result.set(result.size() - 1, pending);
}
}
pending.add(tile);
} else {
result.add(tile);
pending = null;
}
}
return result;
}
private static List<Tile> removeEmptyCloseToParallel(List<Tile> tiles) {
final List<Tile> result = new ArrayList<>();
for (Tile tile : tiles) {
if (isParallel(tile))
removeHeadEmpty(result);
result.add(tile);
}
return result;
}
private static void removeHeadEmpty(List<Tile> tiles) {
while (tiles.size() > 0 && tiles.get(tiles.size() - 1) instanceof EmptyTile)
tiles.remove(tiles.size() - 1);
}
public static boolean isParallel(Tile tile) {
return tile instanceof TileParallel == false && tile.getEvent().isParallel();
}
void addYNewPages(Collection<Double> yNewPages) {
for (Tile tile : tiles) {
if (tile instanceof GroupingTile)
((GroupingTile) tile).addYNewPages(yNewPages);
if (tile instanceof NewpageTile) {
final double y = ((NewpageTile) tile).getY();
yNewPages.add(y);
}
}
}
}