plantuml/src/net/sourceforge/plantuml/sudoku/GraphicsSudoku.java

173 lines
6.3 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2020, 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!)
* http://plantuml.com/paypal
*
* 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.sudoku;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;
import net.sourceforge.plantuml.Dimension2DDouble;
import net.sourceforge.plantuml.EmptyImageBuilder;
import net.sourceforge.plantuml.FileFormat;
import net.sourceforge.plantuml.SpriteContainerEmpty;
import net.sourceforge.plantuml.SvgCharSizeHack;
import net.sourceforge.plantuml.TikzFontDistortion;
import net.sourceforge.plantuml.api.ImageDataSimple;
import net.sourceforge.plantuml.core.ImageData;
import net.sourceforge.plantuml.cucadiagram.Display;
import net.sourceforge.plantuml.eps.EpsStrategy;
import net.sourceforge.plantuml.graphic.FontConfiguration;
import net.sourceforge.plantuml.graphic.HorizontalAlignment;
import net.sourceforge.plantuml.graphic.TextBlock;
import net.sourceforge.plantuml.png.PngIO;
import net.sourceforge.plantuml.svg.LengthAdjust;
import net.sourceforge.plantuml.ugraphic.UFont;
import net.sourceforge.plantuml.ugraphic.UGraphic;
import net.sourceforge.plantuml.ugraphic.URectangle;
import net.sourceforge.plantuml.ugraphic.UTranslate;
import net.sourceforge.plantuml.ugraphic.color.ColorMapperIdentity;
import net.sourceforge.plantuml.ugraphic.color.HColorNone;
import net.sourceforge.plantuml.ugraphic.color.HColorUtils;
import net.sourceforge.plantuml.ugraphic.eps.UGraphicEps;
import net.sourceforge.plantuml.ugraphic.g2d.UGraphicG2d;
import net.sourceforge.plantuml.ugraphic.svg.UGraphicSvg;
import net.sourceforge.plantuml.ugraphic.tikz.UGraphicTikz;
public class GraphicsSudoku {
private final ISudoku sudoku;
private final UFont numberFont = UFont.sansSerif(20).bold();
private final UFont font = UFont.sansSerif(11);
public GraphicsSudoku(ISudoku sudoku) {
this.sudoku = sudoku;
}
public ImageData writeImageEps(OutputStream os) throws IOException {
final UGraphicEps ug = new UGraphicEps(new ColorMapperIdentity(), EpsStrategy.WITH_MACRO_AND_TEXT);
drawInternal(ug);
os.write(ug.getEPSCode().getBytes());
return ImageDataSimple.ok();
}
public ImageData writeImageSvg(OutputStream os) throws IOException {
final UGraphicSvg ug = new UGraphicSvg(true, new Dimension2DDouble(0, 0), new ColorMapperIdentity(),
(String) null, false, 1.0, null, null, 0, "none", SvgCharSizeHack.NO_HACK, LengthAdjust.defaultValue());
drawInternal(ug);
ug.createXml(os, null);
return ImageDataSimple.ok();
}
public ImageData writeImageLatex(OutputStream os, FileFormat fileFormat) throws IOException {
final UGraphicTikz ug = new UGraphicTikz(new ColorMapperIdentity(), 1, fileFormat == FileFormat.LATEX,
TikzFontDistortion.getDefault());
drawInternal(ug);
ug.createTikz(os);
return ImageDataSimple.ok();
}
public ImageData writeImagePng(OutputStream os) throws IOException {
final EmptyImageBuilder builder = new EmptyImageBuilder(null, sudoWidth, sudoHeight + textTotalHeight,
Color.WHITE);
final BufferedImage im = builder.getBufferedImage();
final Graphics2D g3d = builder.getGraphics2D();
final UGraphic ug = new UGraphicG2d(new ColorMapperIdentity(), g3d, 1.0);
drawInternal(ug);
g3d.dispose();
PngIO.write(im, os, 96);
return new ImageDataSimple(im.getWidth(), im.getHeight());
}
final private int xOffset = 5;
final private int yOffset = 5;
final private int cellWidth = 30;
final private int cellHeight = 32;
final private int numberxOffset = 10;
final private int numberyOffset = 5;
final private int textTotalHeight = 50;
final private int boldWidth = 3;
final private int sudoHeight = 9 * cellHeight + 2 * yOffset + boldWidth;
final private int sudoWidth = 9 * cellWidth + 2 * xOffset + boldWidth;
private void drawInternal(UGraphic ug) {
ug = ug.apply(new UTranslate(xOffset, yOffset));
for (int x = 0; x < 9; x++) {
for (int y = 0; y < 9; y++) {
final int num = sudoku.getGiven(x, y);
if (num > 0) {
final TextBlock text = Display.create("" + num).create(FontConfiguration.blackBlueTrue(numberFont),
HorizontalAlignment.CENTER, new SpriteContainerEmpty());
text.drawU(ug
.apply(new UTranslate((numberxOffset + x * cellWidth), (numberyOffset + y * cellHeight))));
}
}
}
ug = ug.apply(HColorUtils.BLACK.bg()).apply(new HColorNone());
for (int i = 0; i < 10; i++) {
final boolean bold = i % boldWidth == 0;
final int w = bold ? boldWidth : 1;
ug.apply(UTranslate.dy(i * cellHeight)).draw(new URectangle(9 * cellWidth + boldWidth, w));
}
for (int i = 0; i < 10; i++) {
final boolean bold = i % boldWidth == 0;
final int w = bold ? boldWidth : 1;
ug.apply(UTranslate.dx(i * cellWidth)).draw(new URectangle(w, 9 * cellHeight + boldWidth));
}
ug = ug.apply(UTranslate.dy(sudoHeight));
final List<String> texts = new ArrayList<String>();
texts.add("http://plantuml.com");
texts.add("Seed " + Long.toString(sudoku.getSeed(), 36));
texts.add("Difficulty " + sudoku.getRatting());
final TextBlock textBlock = Display.create(texts).create(FontConfiguration.blackBlueTrue(font),
HorizontalAlignment.LEFT, new SpriteContainerEmpty());
textBlock.drawU(ug);
}
}