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PlantUML is a component that allows to quickly write diagrams from text.
// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
/* +=======================================================================
* |
* | PlantUML : a free UML diagram generator
* |
* +=======================================================================
*
* (C) Copyright 2009-2024, Arnaud Roques
*
* Project Info: https://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* https://plantuml.com/patreon (only 1$ per month!)
* https://plantuml.com/liberapay (only 1€ per month!)
* https://plantuml.com/paypal
*
*
* PlantUML is free software; you can redistribute it and/or modify it
* under the terms of the Eclipse Public License.
*
* THE ACCOMPANYING PROGRAM IS PROVIDED UNDER THE TERMS OF THIS ECLIPSE PUBLIC
* LICENSE ("AGREEMENT"). [Eclipse Public License - v 1.0]
*
* ANY USE, REPRODUCTION OR DISTRIBUTION OF THE PROGRAM CONSTITUTES
* RECIPIENT'S ACCEPTANCE OF THIS AGREEMENT.
*
* You may obtain a copy of the License at
*
* http://www.eclipse.org/legal/epl-v10.html
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* PlantUML can occasionally display sponsored or advertising messages. Those
* messages are usually generated on welcome or error images and never on
* functional diagrams.
* See https://plantuml.com/professional if you want to remove them
*
* Images (whatever their format : PNG, SVG, EPS...) generated by running PlantUML
* 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 EPL license.
*
* The generated images can then be used without any reference to the EPL license.
* It is not even necessary to stipulate that they have been generated with PlantUML,
* although this will be appreciated by the PlantUML team.
*
* There is an exception : if the textual description in PlantUML language is also covered
* by any license, then the generated images are logically covered
* by the very same license.
*
* This is the IGY distribution (Install GraphViz by Yourself).
* You have to install GraphViz and to setup the GRAPHVIZ_DOT environment variable
* (see https://plantuml.com/graphviz-dot )
*
* Icons provided by OpenIconic : https://useiconic.com/open
* Archimate sprites provided by Archi : http://www.archimatetool.com
* Stdlib AWS provided by https://github.com/milo-minderbinder/AWS-PlantUML
* Stdlib Icons provided https://github.com/tupadr3/plantuml-icon-font-sprites
* ASCIIMathML (c) Peter Jipsen http://www.chapman.edu/~jipsen
* ASCIIMathML (c) David Lippman http://www.pierce.ctc.edu/dlippman
* CafeUndZopfli ported by Eugene Klyuchnikov https://github.com/eustas/CafeUndZopfli
* Brotli (c) by the Brotli Authors https://github.com/google/brotli
* Themes (c) by Brett Schwarz https://github.com/bschwarz/puml-themes
* Twemoji (c) by Twitter at https://twemoji.twitter.com/
*
*/
package net.sourceforge.plantuml.wire;
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;
import net.sourceforge.plantuml.command.CommandExecutionResult;
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.geom.XDimension2D;
import net.sourceforge.plantuml.klimt.shape.TextBlock;
import net.sourceforge.plantuml.klimt.shape.URectangle;
import net.sourceforge.plantuml.klimt.sprite.SpriteContainerEmpty;
import net.sourceforge.plantuml.style.ISkinParam;
public class WBlock {
// ::remove folder when __HAXE__
private final static int STARTING_Y = 10;
private final String name;
private final double forcedWidth;
private final double forcedHeight;
private final HColor color;
private final List children = new ArrayList<>();
private final UTranslate position;
private WBlock parent;
private UTranslate cursor = new UTranslate(10, STARTING_Y);
private WBlock addedToCursor = null;
private UTranslate futureOutHorizontal;
private UTranslate futureOutVertical;
private final List prints = new ArrayList<>();
public UTranslate getAbsolutePosition(String supx, String supy) {
if (parent == null)
return position;
final UTranslate p = parent.getAbsolutePosition("0", "0");
final double x = position.getDx() + p.getDx() + parseWidth(supx);
final double y = position.getDy() + p.getDy() + parseHeight(supy);
return new UTranslate(x, y);
}
private double parseWidth(String value) {
if (value.endsWith("%")) {
final double p = Double.parseDouble(value.substring(0, value.length() - 1)) / 100.0;
return getMaxDimension().getWidth() * p;
}
if (value.contains("%")) {
final StringTokenizer st = new StringTokenizer(value, "%");
final String v1 = st.nextToken();
final String v2 = st.nextToken();
final double p = Double.parseDouble(v1) / 100.0;
return getMaxDimension().getWidth() * p + Double.parseDouble(v2);
}
return Double.parseDouble(value);
}
private double parseHeight(String value) {
if (value.endsWith("%")) {
final double p = Double.parseDouble(value.substring(0, value.length() - 1)) / 100.0;
return getMaxDimension().getHeight() * p;
}
if (value.contains("%")) {
final StringTokenizer st = new StringTokenizer(value, "%");
final String v1 = st.nextToken();
final String v2 = st.nextToken();
final double p = Double.parseDouble(v1) / 100.0;
return getMaxDimension().getHeight() * p + Double.parseDouble(v2);
}
return Double.parseDouble(value);
}
@Override
public String toString() {
return name + " " + position;
}
public WBlock(String name, UTranslate position, double width, double height, HColor color) {
this.name = name;
this.forcedWidth = width;
this.forcedHeight = height;
this.color = color;
this.position = position;
}
private WBlock getChildByName(String name) {
for (WBlock child : children)
if (name.equals(child.getName()))
return child;
return null;
}
public WBlock getBlock(String name) {
final int x = name.indexOf('.');
if (x == -1)
return getChildByName(name);
final WBlock first = getChildByName(name.substring(0, x));
if (first == null)
return null;
return first.getBlock(name.substring(x + 1));
}
private String getName() {
return name;
}
public CommandExecutionResult newColumn(int level) {
if (level == 0) {
final XDimension2D max = getNaturalDimension();
this.cursor = new UTranslate(max.getWidth() + 10, STARTING_Y);
this.addedToCursor = null;
return CommandExecutionResult.ok();
}
return getLastChild().newColumn(level - 1);
}
public CommandExecutionResult wgoto(int level, double x, double y) {
if (level == 0) {
this.cursor = new UTranslate(x, y);
this.addedToCursor = null;
return CommandExecutionResult.ok();
}
return getLastChild().wgoto(level - 1, x, y);
}
public CommandExecutionResult wmove(int level, double x, double y) {
if (level == 0) {
this.cursor = this.cursor.compose(new UTranslate(x, y));
return CommandExecutionResult.ok();
}
return getLastChild().wmove(level - 1, x, y);
}
public CommandExecutionResult print(StringBounder stringBounder, ISkinParam skinParam, int level, String text) {
if (level == 0) {
final WPrint print = new WPrint(skinParam, getNextPosition(), null, Display.getWithNewlines(text));
this.prints.add(print);
this.cursor = this.cursor.compose(UTranslate.dy(print.getHeight(stringBounder)));
return CommandExecutionResult.ok();
}
return getLastChild().print(stringBounder, skinParam, level - 1, text);
}
public CommandExecutionResult addBlock(int level, String name, double width, double height, HColor color) {
if (name.contains(".")) {
throw new IllegalArgumentException();
}
if (getChildByName(name) != null) {
return CommandExecutionResult.error("Component exists already");
}
if (level == 0) {
this.cursor = this.cursor.compose(UTranslate.dy(10));
final WBlock newBlock = new WBlock(name, getNextPosition(), width, height, color);
this.cursor = this.cursor.compose(UTranslate.dy(10));
this.addedToCursor = newBlock;
children.add(newBlock);
newBlock.parent = this;
return CommandExecutionResult.ok();
}
final WBlock last = getLastChild();
return last.addBlock(level - 1, name, width, height, color);
}
private UTranslate getNextPosition() {
if (this.addedToCursor != null) {
final XDimension2D dim = this.addedToCursor.getMaxDimension();
this.cursor = this.cursor.compose(UTranslate.dy(dim.getHeight()));
}
this.addedToCursor = null;
return this.cursor;
}
private WBlock getLastChild() {
if (children.size() == 0)
return null;
return children.get(children.size() - 1);
}
public void drawMe(UGraphic ug) {
drawBox(ug);
final UFont font = UFont.sansSerif(12);
final FontConfiguration fc = FontConfiguration.create(font, getBlack(), getBlack(), null);
final Display display = Display.create(name.replace('_', ' '));
final TextBlock text = display.create(fc, HorizontalAlignment.LEFT, new SpriteContainerEmpty());
text.drawU(ug.apply(UTranslate.dx(5)));
}
private HColor getBlack() {
return HColors.BLACK.withDark(HColors.WHITE);
}
private void drawBox(UGraphic ug) {
ug = ug.apply(getBlack());
if (name.length() > 0) {
final URectangle rect = URectangle.build(getMaxDimension());
UGraphic ugRect = ug;
if (color != null) {
ugRect = ugRect.apply(color.bg());
}
ugRect.draw(rect);
}
for (WBlock child : children) {
child.drawMe(ug.apply(child.position));
}
for (WPrint print : prints) {
print.drawMe(ug.apply(print.getPosition()));
}
}
private XDimension2D getMaxDimension() {
if (children.size() > 0) {
if (forcedWidth != 0) {
return new XDimension2D(forcedWidth, forcedHeight);
}
return getNaturalDimension();
}
final double x = forcedWidth == 0 ? 100 : forcedWidth;
final double y = forcedHeight == 0 ? 100 : forcedHeight;
return new XDimension2D(x, y);
}
private XDimension2D getNaturalDimension() {
double x = 0;
double y = 0;
for (WBlock child : children) {
final XDimension2D dim = child.getMaxDimension();
x = Math.max(x, child.position.getDx() + dim.getWidth() + 10);
y = Math.max(y, child.position.getDy() + dim.getHeight() + 10);
}
return new XDimension2D(x, y);
}
public UTranslate getNextOutHorizontal(String x, String y, WLinkType type) {
final UTranslate result;
if (x != null && y != null) {
result = getAbsolutePosition(x, y);
} else if (futureOutHorizontal == null) {
result = getAbsolutePosition("100%", "5");
} else {
result = futureOutHorizontal;
}
futureOutHorizontal = result.compose(UTranslate.dy(type.spaceForNext()));
return result;
}
public UTranslate getNextOutVertical(String x, String y, WLinkType type) {
final UTranslate result;
if (x != null && y != null) {
result = getAbsolutePosition(x, y);
} else if (futureOutVertical == null) {
result = getAbsolutePosition("5", "100%");
} else {
result = futureOutVertical;
}
futureOutVertical = result.compose(UTranslate.dx(type.spaceForNext()));
return result;
}
}