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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.graphic;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.Graphics2D;
import java.awt.font.FontRenderContext;
import java.awt.font.LineMetrics;
import java.awt.geom.Dimension2D;
import java.awt.geom.Point2D;
import java.awt.image.BufferedImage;
import net.sourceforge.plantuml.Dimension2DDouble;
import net.sourceforge.plantuml.ISkinSimple;
import net.sourceforge.plantuml.SpriteContainer;
import net.sourceforge.plantuml.creole.CreoleParser;
import net.sourceforge.plantuml.creole.Sheet;
import net.sourceforge.plantuml.creole.SheetBlock1;
import net.sourceforge.plantuml.creole.SheetBlock2;
import net.sourceforge.plantuml.cucadiagram.Display;
import net.sourceforge.plantuml.cucadiagram.Stereotype;
import net.sourceforge.plantuml.posimo.Positionable;
import net.sourceforge.plantuml.posimo.PositionableImpl;
import net.sourceforge.plantuml.sequencediagram.MessageNumber;
import net.sourceforge.plantuml.ugraphic.LimitFinder;
import net.sourceforge.plantuml.ugraphic.MinMax;
import net.sourceforge.plantuml.ugraphic.UFont;
import net.sourceforge.plantuml.ugraphic.UGraphic;
import net.sourceforge.plantuml.ugraphic.UStroke;
public class TextBlockUtils {
public static TextBlock create(Display texts, FontConfiguration fontConfiguration,
HorizontalAlignment horizontalAlignment, ISkinSimple spriteContainer) {
return create(texts, fontConfiguration, horizontalAlignment, spriteContainer, false);
}
public static TextBlock create(Display texts, FontConfiguration fontConfiguration,
HorizontalAlignment horizontalAlignment, ISkinSimple spriteContainer, boolean modeSimpleLine) {
if (texts == null) {
return empty(0, 0);
}
return create(texts, fontConfiguration, horizontalAlignment, spriteContainer, 0, modeSimpleLine, null, null);
}
public static TextBlock create(Display texts, FontConfiguration fontConfiguration,
HorizontalAlignment horizontalAlignment, ISkinSimple spriteContainer, double maxMessageSize,
boolean modeSimpleLine, UFont fontForStereotype, HtmlColor htmlColorForStereotype) {
if (texts.getNaturalHorizontalAlignment() != null) {
horizontalAlignment = texts.getNaturalHorizontalAlignment();
}
if (texts.size() > 0) {
if (texts.get(0) instanceof Stereotype) {
return createStereotype(texts, fontConfiguration, horizontalAlignment, spriteContainer, 0,
fontForStereotype, htmlColorForStereotype);
}
if (texts.get(texts.size() - 1) instanceof Stereotype) {
return createStereotype(texts, fontConfiguration, horizontalAlignment, spriteContainer,
texts.size() - 1, fontForStereotype, htmlColorForStereotype);
}
if (texts.get(0) instanceof MessageNumber) {
return createMessageNumber(texts, fontConfiguration, horizontalAlignment, spriteContainer,
maxMessageSize);
}
}
return getCreole(texts, fontConfiguration, horizontalAlignment, spriteContainer, maxMessageSize, modeSimpleLine);
}
private static TextBlock getCreole(Display texts, FontConfiguration fontConfiguration,
HorizontalAlignment horizontalAlignment, ISkinSimple spriteContainer, double maxMessageSize,
boolean modeSimpleLine) {
final Sheet sheet = new CreoleParser(fontConfiguration, horizontalAlignment, spriteContainer, modeSimpleLine)
.createSheet(texts);
final SheetBlock1 sheetBlock1 = new SheetBlock1(sheet, maxMessageSize, spriteContainer == null ? 0
: spriteContainer.getPadding());
return new SheetBlock2(sheetBlock1, sheetBlock1, new UStroke(1.5));
}
private static TextBlock createMessageNumber(Display texts, FontConfiguration fontConfiguration,
HorizontalAlignment horizontalAlignment, ISkinSimple spriteContainer, double maxMessageSize) {
TextBlock tb1 = getCreole(texts.subList(0, 1), fontConfiguration, horizontalAlignment, spriteContainer,
maxMessageSize, false);
tb1 = TextBlockUtils.withMargin(tb1, 0, 4, 0, 0);
final TextBlock tb2 = getCreole(texts.subList(1, texts.size()), fontConfiguration, horizontalAlignment,
spriteContainer, maxMessageSize, false);
return TextBlockUtils.mergeLR(tb1, tb2, VerticalAlignment.CENTER);
}
private static TextBlock createStereotype(Display texts, FontConfiguration fontConfiguration,
HorizontalAlignment horizontalAlignment, SpriteContainer spriteContainer, int position,
UFont fontForStereotype, HtmlColor htmlColorForStereotype) {
final Stereotype stereotype = (Stereotype) texts.get(position);
if (stereotype.isSpotted()) {
final CircledCharacter circledCharacter = new CircledCharacter(stereotype.getCharacter(),
stereotype.getRadius(), stereotype.getCircledFont(), stereotype.getHtmlColor(), null,
fontConfiguration.getColor());
if (stereotype.getLabel(false) == null) {
return new TextBlockSpotted(circledCharacter, texts.subList(1, texts.size()), fontConfiguration,
horizontalAlignment, spriteContainer);
}
return new TextBlockSpotted(circledCharacter, texts, fontConfiguration, horizontalAlignment,
spriteContainer);
}
return new TextBlockSimple(texts, fontConfiguration, horizontalAlignment, spriteContainer, 0, fontForStereotype, htmlColorForStereotype);
}
public static TextBlock withMargin(TextBlock textBlock, double marginX, double marginY) {
return new TextBlockMarged(textBlock, marginX, marginX, marginY, marginY);
}
public static TextBlock withMinWidth(TextBlock textBlock, double minWidth, HorizontalAlignment horizontalAlignment) {
return new TextBlockMinWidth(textBlock, minWidth, horizontalAlignment);
}
public static TextBlock withMargin(TextBlock textBlock, double marginX1, double marginX2, double marginY1,
double marginY2) {
return new TextBlockMarged(textBlock, marginX1, marginX2, marginY1, marginY2);
}
public static TextBlock empty(final double width, final double height) {
return new TextBlock() {
public void drawU(UGraphic ug) {
}
public Dimension2D calculateDimension(StringBounder stringBounder) {
return new Dimension2DDouble(width, height);
}
};
}
public static Positionable asPositionable(TextBlock textBlock, StringBounder stringBounder, Point2D pt) {
return new PositionableImpl(pt, textBlock.calculateDimension(stringBounder));
}
public static TextBlock mergeLR(TextBlock b1, TextBlock b2, VerticalAlignment verticallAlignment) {
return new TextBlockHorizontal(b1, b2, verticallAlignment);
}
public static TextBlock mergeTB(TextBlock b1, TextBlock b2, HorizontalAlignment horizontalAlignment) {
return new TextBlockVertical2(b1, b2, horizontalAlignment);
}
public static MinMax getMinMax(TextBlock tb, StringBounder stringBounder) {
final LimitFinder limitFinder = new LimitFinder(stringBounder, false);
tb.drawU(limitFinder);
return limitFinder.getMinMax();
}
private static final Graphics2D gg;
private static final StringBounder dummyStringBounder;
static {
final BufferedImage imDummy = new BufferedImage(10, 10, BufferedImage.TYPE_INT_RGB);
gg = imDummy.createGraphics();
dummyStringBounder = StringBounderUtils.asStringBounder(gg);
}
public static StringBounder getDummyStringBounder() {
return dummyStringBounder;
}
public static FontRenderContext getFontRenderContext() {
return gg.getFontRenderContext();
}
public static MinMax getMinMax(TextBlock tb) {
return getMinMax(tb, dummyStringBounder);
}
public static Dimension2D getDimension(TextBlock tb) {
return tb.calculateDimension(dummyStringBounder);
}
public static LineMetrics getLineMetrics(UFont font, String text) {
return font.getLineMetrics(gg, text);
}
public static FontMetrics getFontMetrics(Font font) {
return gg.getFontMetrics(font);
}
}
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