comparison: src/de/uapcore/sudoku/Field.java
src/de/uapcore/sudoku/Field.java
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- 576e7a2861ae
- parent 7
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| 1 /* | |
| 2 * Copyright 2013 Mike Becker. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions are met: | |
| 6 * | |
| 7 * 1. Redistributions of source code must retain the above copyright | |
| 8 * notice, this list of conditions and the following disclaimer. | |
| 9 * | |
| 10 * 2. Redistributions in binary form must reproduce the above copyright | |
| 11 * notice, this list of conditions and the following disclaimer in the | |
| 12 * documentation and/or other materials provided with the distribution. | |
| 13 * | |
| 14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
| 15 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE | |
| 18 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 19 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 20 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 21 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 22 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 23 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| 24 * POSSIBILITY OF SUCH DAMAGE. | |
| 25 */ | |
| 26 | |
| 27 package de.uapcore.sudoku; | |
| 28 | |
| 29 import java.awt.Color; | |
| 30 import java.awt.Graphics; | |
| 31 import java.awt.Graphics2D; | |
| 32 import java.awt.GridBagConstraints; | |
| 33 import java.awt.GridBagLayout; | |
| 34 import java.awt.Insets; | |
| 35 import java.awt.image.BufferedImage; | |
| 36 import javax.swing.JPanel; | |
| 37 | |
| 38 /** | |
| 39 * | |
| 40 * @author mike | |
| 41 */ | |
| 42 public final class Field extends JPanel { | |
| 43 private SudokuTextField[][] cells; | |
| 44 | |
| 45 public Field() { | |
| 46 setBackground(Color.WHITE); | |
| 47 | |
| 48 setLayout(new GridBagLayout()); | |
| 49 GridBagConstraints c = new GridBagConstraints(); | |
| 50 c.insets = new Insets(5, 5, 5, 5); | |
| 51 | |
| 52 cells = new SudokuTextField[9][9]; | |
| 53 for (int x = 0 ; x < 9 ; x++) { | |
| 54 for (int y = 0 ; y < 9 ; y++) { | |
| 55 cells[x][y] = new SudokuTextField(); | |
| 56 c.gridx = x; | |
| 57 c.gridy = y; | |
| 58 add(cells[x][y], c); | |
| 59 } | |
| 60 } | |
| 61 } | |
| 62 | |
| 63 @Override | |
| 64 public void paint(Graphics graphics) { | |
| 65 final int w = getWidth(); | |
| 66 final int h = getHeight(); | |
| 67 final int cw = w / 9; | |
| 68 final int ch = h / 9; | |
| 69 | |
| 70 BufferedImage img = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB); | |
| 71 Graphics2D g = img.createGraphics(); | |
| 72 g.setBackground(Color.WHITE); | |
| 73 g.clearRect(0, 0, w, h); | |
| 74 | |
| 75 g.setColor(Color.BLACK); | |
| 76 g.drawRect(1, 1, w-2, h-2); | |
| 77 g.drawRect(2, 2, w-4, h-4); | |
| 78 for (int x = cw ; x < w ; x += cw) { | |
| 79 for (int y = ch ; y < h ; y += ch) { | |
| 80 g.drawLine(x, 2, x, h-2); | |
| 81 g.drawLine(2, y, w-2, y); | |
| 82 if ((x / cw) % 3 == 0) { | |
| 83 g.drawLine(x+1, 2, x+1, h-2); | |
| 84 } | |
| 85 if ((y / ch) % 3 == 0) { | |
| 86 g.drawLine(2, y+1, w-2, y+1); | |
| 87 } | |
| 88 } | |
| 89 } | |
| 90 | |
| 91 graphics.drawImage(img, 0, 0, this); | |
| 92 super.paintChildren(graphics); | |
| 93 } | |
| 94 | |
| 95 public boolean isCellEmpty(int x, int y) { | |
| 96 return getCellValue(x, y) == 0; | |
| 97 } | |
| 98 | |
| 99 public int getCellValue(int x, int y) { | |
| 100 return cells[x][y].getValue(); | |
| 101 } | |
| 102 | |
| 103 public void setCellValue(int x, int y, int v) { | |
| 104 cells[x][y].setValue(v); | |
| 105 } | |
| 106 | |
| 107 public void clearCellValue(int x, int y) { | |
| 108 setCellValue(x, y, 0); | |
| 109 } | |
| 110 | |
| 111 public void setCellModified(int x, int y, boolean modified) { | |
| 112 cells[x][y].setModified(modified); | |
| 113 } | |
| 114 | |
| 115 public void setAllCellsModified(boolean modified) { | |
| 116 for (int x = 0 ; x < 9 ; x++) { | |
| 117 for (int y = 0 ; y < 9 ; y++) { | |
| 118 cells[x][y].setModified(modified); | |
| 119 } | |
| 120 } | |
| 121 } | |
| 122 | |
| 123 public boolean isAnyCellModified() { | |
| 124 for (int x = 0 ; x < 9 ; x++) { | |
| 125 for (int y = 0 ; y < 9 ; y++) { | |
| 126 if (cells[x][y].isModified()) { | |
| 127 return true; | |
| 128 } | |
| 129 } | |
| 130 } | |
| 131 return false; | |
| 132 } | |
| 133 | |
| 134 public void clear() { | |
| 135 for (int x = 0 ; x < 9 ; x++) { | |
| 136 for (int y = 0 ; y < 9 ; y++) { | |
| 137 cells[x][y].setValue(0); | |
| 138 } | |
| 139 } | |
| 140 } | |
| 141 | |
| 142 public int[][] getSquare(int x, int y) { | |
| 143 if (x < 0 || x > 2 || y < 0 || y > 2) { | |
| 144 throw new IllegalArgumentException("Invalid square coordinates"); | |
| 145 } | |
| 146 int[][] square = new int[3][3]; | |
| 147 | |
| 148 for (int u = 0 ; u < 3 ; u++) { | |
| 149 for (int v = 0 ; v < 3 ; v++) { | |
| 150 square[u][v] = getCellValue(3*x+u, 3*y+v); | |
| 151 } | |
| 152 } | |
| 153 | |
| 154 return square; | |
| 155 } | |
| 156 | |
| 157 public int[] getRow(int y) { | |
| 158 if (y < 0 || y > 8) { | |
| 159 throw new IllegalArgumentException("Invalid row number"); | |
| 160 } | |
| 161 int row[] = new int[9]; | |
| 162 | |
| 163 for (int x = 0 ; x < 9 ; x++) { | |
| 164 row[x] = getCellValue(x, y); | |
| 165 } | |
| 166 | |
| 167 return row; | |
| 168 } | |
| 169 | |
| 170 public int[] getColumn(int x) { | |
| 171 if (x < 0 || x > 8) { | |
| 172 throw new IllegalArgumentException("Invalid column number"); | |
| 173 } | |
| 174 int column[] = new int[9]; | |
| 175 | |
| 176 for (int y = 0 ; y < 9 ; y++) { | |
| 177 column[y] = getCellValue(x, y); | |
| 178 } | |
| 179 | |
| 180 return column; | |
| 181 } | |
| 182 } |
