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annotate dwt/graphics/Region.d @ 45:d8635bb48c7c

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Merge with SWT 3.5
author Jacob Carlborg <doob@me.com>
date Mon, 01 Dec 2008 17:07:00 +0100
parents 642f460a0908
children cfa563df4fdd
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2008 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 *
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11 * Port to the D programming language:
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12 * Jacob Carlborg <doob@me.com>
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13 *******************************************************************************/
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14 module dwt.graphics.Region;
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16
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17 import dwt.DWT;
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18 import dwt.DWTError;
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19 import dwt.DWTException;
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20 import dwt.internal.C;
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21 import dwt.internal.cocoa.NSAffineTransform;
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22 import dwt.internal.cocoa.NSAutoreleasePool;
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23 import dwt.internal.cocoa.NSBezierPath;
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24 import dwt.internal.cocoa.NSPoint;
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25 import dwt.internal.cocoa.NSRect;
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26 import dwt.internal.cocoa.NSThread;
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27 import dwt.internal.cocoa.OS;
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29 import tango.text.convert.Format;
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31 import dwt.dwthelper.utils;
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32 import dwt.graphics.Device;
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33 import dwt.graphics.Point;
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34 import dwt.graphics.Rectangle;
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35 import dwt.graphics.Resource;
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36 import dwt.internal.c.carboncore.MacTypes;
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37 import dwt.internal.c.qd.Quickdraw;
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38 static import QuickdrawTypes = dwt.internal.c.qd.QuickdrawTypes;
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39
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40 /**
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41 * Instances of this class represent areas of an x-y coordinate
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42 * system that are aggregates of the areas covered by a number
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43 * of polygons.
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44 * <p>
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45 * Application code must explicitly invoke the <code>Region.dispose()</code>
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46 * method to release the operating system resources managed by each instance
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47 * when those instances are no longer required.
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48 * </p>
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49 *
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50 * @see <a href="http://www.eclipse.org/swt/examples.php">DWT Example: GraphicsExample</a>
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51 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
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52 */
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53 public final class Region : Resource {
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54
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55 alias Resource.init_ init_;
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56
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57 /**
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58 * the OS resource for the region
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59 * (Warning: This field is platform dependent)
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60 * <p>
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61 * <b>IMPORTANT:</b> This field is <em>not</em> part of the DWT
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62 * public API. It is marked public only so that it can be shared
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63 * within the packages provided by DWT. It is not available on all
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64 * platforms and should never be accessed from application code.
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65 * </p>
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66 */
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67 public QuickdrawTypes.RgnHandle handle;
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68
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69 /**
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70 * Constructs a new empty region.
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71 *
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72 * @exception DWTError <ul>
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73 * <li>ERROR_NO_HANDLES if a handle could not be obtained for region creation</li>
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74 * </ul>
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75 */
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76 public this() {
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77 this(null);
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78 }
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79
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80 /**
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81 * Constructs a new empty region.
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82 * <p>
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83 * You must dispose the region when it is no longer required.
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84 * </p>
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85 *
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86 * @param device the device on which to allocate the region
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87 *
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88 * @exception IllegalArgumentException <ul>
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89 * <li>ERROR_NULL_ARGUMENT - if device is null and there is no current device</li>
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90 * </ul>
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91 * @exception DWTError <ul>
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92 * <li>ERROR_NO_HANDLES if a handle could not be obtained for region creation</li>
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93 * </ul>
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94 *
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95 * @see #dispose
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96 *
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97 * @since 3.0
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98 */
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99 public this(Device device) {
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100 super(device);
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101 NSAutoreleasePool pool = null;
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102 if (!NSThread.isMainThread()) pool = (NSAutoreleasePool) new NSAutoreleasePool().alloc().init();
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103 try {
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104 handle = OS.NewRgn();
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105 if (handle is null) DWT.error(DWT.ERROR_NO_HANDLES);
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106 init_();
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107 } finally {
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108 if (pool !is null) pool.release();
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109 }
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110 }
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111
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112 this(Device device, QuickdrawTypes.RgnHandle handle) {
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113 super(device);
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114 this.handle = handle;
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115 }
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116
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117 public static Region cocoa_new(Device device, int handle) {
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118 return new Region(device, handle);
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119 }
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120
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121 static int /*long*/ polyToRgn(int[] poly, int length) {
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122 short[] r = new short[4];
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123 int /*long*/ polyRgn = OS.NewRgn(), rectRgn = OS.NewRgn();
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124 int minY = poly[1], maxY = poly[1];
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125 for (int y = 3; y < length; y += 2) {
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126 if (poly[y] < minY) minY = poly[y];
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127 if (poly[y] > maxY) maxY = poly[y];
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128 }
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129 int[] inter = new int[length + 1];
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130 for (int y = minY; y <= maxY; y++) {
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131 int count = 0;
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132 int x1 = poly[0], y1 = poly[1];
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133 for (int p = 2; p < length; p += 2) {
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134 int x2 = poly[p], y2 = poly[p + 1];
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135 if (y1 !is y2 && ((y1 <= y && y < y2) || (y2 <= y && y < y1))) {
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136 inter[count++] = (int)((((y - y1) / (float)(y2 - y1)) * (x2 - x1)) + x1 + 0.5f);
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137 }
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138 x1 = x2;
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139 y1 = y2;
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140 }
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141 int x2 = poly[0], y2 = poly[1];
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142 if (y1 !is y2 && ((y1 <= y && y < y2) || (y2 <= y && y < y1))) {
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143 inter[count++] = (int)((((y - y1) / (float)(y2 - y1)) * (x2 - x1)) + x1 + 0.5f);
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144 }
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145 for (int gap=count/2; gap>0; gap/=2) {
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146 for (int i=gap; i<count; i++) {
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147 for (int j=i-gap; j>=0; j-=gap) {
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148 if ((inter[j] - inter[j + gap]) <= 0)
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149 break;
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150 int temp = inter[j];
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151 inter[j] = inter[j + gap];
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152 inter[j + gap] = temp;
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153 }
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154 }
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155 }
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156 for (int i = 0; i < count; i += 2) {
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157 OS.SetRect(r, (short)inter[i], (short)y, (short)(inter[i + 1]),(short)(y + 1));
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158 OS.RectRgn(rectRgn, r);
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159 OS.UnionRgn(polyRgn, rectRgn, polyRgn);
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160 }
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161 }
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162 OS.DisposeRgn(rectRgn);
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163 return polyRgn;
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164 }
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165
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166 static int /*long*/ polyRgn(int[] pointArray, int count) {
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167 NSAutoreleasePool pool = null;
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168 if (!NSThread.isMainThread()) pool = (NSAutoreleasePool) new NSAutoreleasePool().alloc().init();
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169 try {
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170 int /*long*/ polyRgn;
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171 if (C.PTR_SIZEOF is 4) {
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172 polyRgn = OS.NewRgn();
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173 OS.OpenRgn();
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174 OS.MoveTo((short)pointArray[0], (short)pointArray[1]);
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175 for (int i = 1; i < count / 2; i++) {
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176 OS.LineTo((short)pointArray[2 * i], (short)pointArray[2 * i + 1]);
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177 }
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178 OS.LineTo((short)pointArray[0], (short)pointArray[1]);
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179 OS.CloseRgn(polyRgn);
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180 } else {
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181 polyRgn = polyToRgn(pointArray, count);
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182 }
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183 return polyRgn;
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184 } finally {
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185 if (pool !is null) pool.release();
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186 }
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187 }
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188
0
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189 /**
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190 * Adds the given polygon to the collection of polygons
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191 * the receiver maintains to describe its area.
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192 *
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193 * @param pointArray points that describe the polygon to merge with the receiver
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194 *
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195 * @exception IllegalArgumentException <ul>
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196 * <li>ERROR_NULL_ARGUMENT - if the argument is null</li>
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197 * </ul>
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198 * @exception DWTException <ul>
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199 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
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200 * </ul>
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201 *
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202 * @since 3.0
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203 *
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204 */
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205 public void add (int[] pointArray) {
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206 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
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207 if (pointArray is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
45
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208 NSAutoreleasePool pool = null;
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209 if (!NSThread.isMainThread()) pool = (NSAutoreleasePool) new NSAutoreleasePool().alloc().init();
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210 try {
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211 add(pointArray, pointArray.length);
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212 } finally {
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213 if (pool !is null) pool.release();
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214 }
0
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215 }
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216
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217 void add(int[] pointArray, int count) {
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218 if (count <= 2) return;
45
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219 NSAutoreleasePool pool = null;
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220 if (!NSThread.isMainThread()) pool = cast(NSAutoreleasePool) (new NSAutoreleasePool()).alloc().init();
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221 try {
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222 int /*long*/ polyRgn = polyRgn(pointArray, count);
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diff changeset
223 OS.UnionRgn(handle, polyRgn, handle);
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224 OS.DisposeRgn(polyRgn);
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225 } finally {
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226 if (pool !is null) pool.release();
0
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227 }
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228 }
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229
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230 /**
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231 * Adds the given rectangle to the collection of polygons
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232 * the receiver maintains to describe its area.
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233 *
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234 * @param rect the rectangle to merge with the receiver
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235 *
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236 * @exception IllegalArgumentException <ul>
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diff changeset
237 * <li>ERROR_NULL_ARGUMENT - if the argument is null</li>
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238 * <li>ERROR_INVALID_ARGUMENT - if the rectangle's width or height is negative</li>
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239 * </ul>
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240 * @exception DWTException <ul>
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241 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
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242 * </ul>
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243 */
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244 public void add(Rectangle rect) {
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245 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
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246 if (rect is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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247 if (rect.width < 0 || rect.height < 0) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
45
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diff changeset
248 NSAutoreleasePool pool = null;
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249 if (!NSThread.isMainThread()) pool = (NSAutoreleasePool) new NSAutoreleasePool().alloc().init();
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250 try {
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251 add (rect.x, rect.y, rect.width, rect.height);
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252 } finally {
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253 if (pool !is null) pool.release();
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254 }
0
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255 }
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256
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257 /**
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258 * Adds the given rectangle to the collection of polygons
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259 * the receiver maintains to describe its area.
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260 *
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261 * @param x the x coordinate of the rectangle
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262 * @param y the y coordinate of the rectangle
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263 * @param width the width coordinate of the rectangle
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264 * @param height the height coordinate of the rectangle
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265 *
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266 * @exception IllegalArgumentException <ul>
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267 * <li>ERROR_INVALID_ARGUMENT - if the rectangle's width or height is negative</li>
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268 * </ul>
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269 * @exception DWTException <ul>
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270 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
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271 * </ul>
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272 *
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273 * @since 3.1
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274 */
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275 public void add(int x, int y, int width, int height) {
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276 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
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277 if (width < 0 || height < 0) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
45
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278 NSAutoreleasePool pool = null;
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279 if (!NSThread.isMainThread()) pool = cast(NSAutoreleasePool) (new NSAutoreleasePool()).alloc().init();
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280 try {
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281 QuickdrawTypes.RgnHandle rectRgn = OS.NewRgn();
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282 Rect r;
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283 OS.SetRect(&r, cast(short)x, cast(short)y, cast(short)(x + width),cast(short)(y + height));
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284 OS.RectRgn(rectRgn, &r);
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285 OS.UnionRgn(handle, rectRgn, handle);
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286 OS.DisposeRgn(rectRgn);
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287 } finally {
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288 if (pool !is null) pool.release();
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289 }
0
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290 }
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291
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292 /**
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293 * Adds all of the polygons which make up the area covered
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294 * by the argument to the collection of polygons the receiver
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295 * maintains to describe its area.
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296 *
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297 * @param region the region to merge
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298 *
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299 * @exception IllegalArgumentException <ul>
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300 * <li>ERROR_NULL_ARGUMENT - if the argument is null</li>
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301 * <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed</li>
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302 * </ul>
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303 * @exception DWTException <ul>
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304 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
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305 * </ul>
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306 */
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307 public void add(Region region) {
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308 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
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309 if (region is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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310 if (region.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
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311 NSAutoreleasePool pool = null;
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312 if (!NSThread.isMainThread()) pool = (NSAutoreleasePool) new NSAutoreleasePool().alloc().init();
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313 try {
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314 OS.UnionRgn(handle, region.handle, handle);
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315 } finally {
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316 if (pool !is null) pool.release();
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317 }
0
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318 }
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319
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320 /**
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321 * Returns <code>true</code> if the point specified by the
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322 * arguments is inside the area specified by the receiver,
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323 * and <code>false</code> otherwise.
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324 *
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325 * @param x the x coordinate of the point to test for containment
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326 * @param y the y coordinate of the point to test for containment
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327 * @return <code>true</code> if the region contains the point and <code>false</code> otherwise
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328 *
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329 * @exception DWTException <ul>
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330 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
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331 * </ul>
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332 */
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333 public bool contains(int x, int y) {
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334 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
45
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335 NSAutoreleasePool pool = null;
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336 if (!NSThread.isMainThread()) pool = cast(NSAutoreleasePool) (new NSAutoreleasePool()).alloc().init();
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337 try {
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338 QuickdrawTypes.Point point = {cast(short)x, cast(short)y};
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339 return OS.PtInRgn(point, handle);
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340 } finally {
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341 if (pool !is null) pool.release();
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342 }
0
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343 }
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344
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345 /**
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346 * Returns <code>true</code> if the given point is inside the
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347 * area specified by the receiver, and <code>false</code>
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348 * otherwise.
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349 *
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350 * @param pt the point to test for containment
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351 * @return <code>true</code> if the region contains the point and <code>false</code> otherwise
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352 *
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353 * @exception IllegalArgumentException <ul>
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354 * <li>ERROR_NULL_ARGUMENT - if the argument is null</li>
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355 * </ul>
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356 * @exception DWTException <ul>
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357 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
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358 * </ul>
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359 */
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360 public bool contains(Point pt) {
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361 if (pt is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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362 return contains(pt.x, pt.y);
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363 }
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364
37
642f460a0908 Fixed a lot of compile errors, a "hello world" app compiles now
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diff changeset
365 static NSAffineTransform transform;
0
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366 void convertRgn(NSAffineTransform transform) {
36
db5a898b2119 Fixed a lot of compile errors
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diff changeset
367 QuickdrawTypes.RgnHandle newRgn = OS.NewRgn();
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diff changeset
368 RegionToRectsUPP proc = &Region.convertRgn_;
0
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369 this.transform = transform;
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370 OS.QDRegionToRects(handle, OS.kQDParseRegionFromTopLeft, proc, newRgn);
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371 this.transform = null;
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372 OS.CopyRgn(newRgn, handle);
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373 OS.DisposeRgn(newRgn);
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374 }
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375
36
db5a898b2119 Fixed a lot of compile errors
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diff changeset
376 extern(C) private static OSStatus* convertRgn_(ushort message, QuickdrawTypes.RgnHandle rgn, Rect* r, void* newRgn) {
0
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377 if (message is OS.kQDRegionToRectsMsgParse) {
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
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diff changeset
378 Rect rect;
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
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diff changeset
379 OS.memmove(&rect, r, rect.sizeof);
45
d8635bb48c7c Merge with SWT 3.5
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diff changeset
380 int i = 0;
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381 NSPoint point = NSPoint();
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382 int[] points = new int[10];
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
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diff changeset
383 point.x = rect.left;
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
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diff changeset
384 point.y = rect.top;
0
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385 point = transform.transformPoint(point);
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386 short startX, startY;
45
d8635bb48c7c Merge with SWT 3.5
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diff changeset
387 points[i++] = startX = (short)point.x;
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Jacob Carlborg <doob@me.com>
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diff changeset
388 points[i++] = startY = (short)point.y;
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
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diff changeset
389 point.y = rect.top;
0
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390 point = transform.transformPoint(point);
45
d8635bb48c7c Merge with SWT 3.5
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diff changeset
391 points[i++] = (short)Math.round(point.x);
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diff changeset
392 points[i++] = (short)point.y;
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
393 point.y = rect.bottom;
0
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parents:
diff changeset
394 point = transform.transformPoint(point);
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
395 points[i++] = (short)Math.round(point.x);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
396 points[i++] = (short)Math.round(point.y);
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
397 point.y = rect.bottom;
0
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parents:
diff changeset
398 point = transform.transformPoint(point);
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
399 points[i++] = (short)point.x;
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
400 points[i++] = (short)Math.round(point.y);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
401 points[i++] = startX;
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
402 points[i++] = startY;
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
403 int /*long*/ polyRgn = polyRgn(points, points.length);
0
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
404 OS.DisposeRgn(polyRgn);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
405 }
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
406 return null;
0
380af2bdd8e5 Upload of whole dwt tree
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parents:
diff changeset
407 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
408
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
409 void destroy() {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
410 OS.DisposeRgn(handle);
36
db5a898b2119 Fixed a lot of compile errors
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 34
diff changeset
411 handle = null;
0
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
412 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
413
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
414 /**
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
415 * Compares the argument to the receiver, and returns true
380af2bdd8e5 Upload of whole dwt tree
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parents:
diff changeset
416 * if they represent the <em>same</em> object using a class
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
417 * specific comparison.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
418 *
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
419 * @param object the object to compare with this object
380af2bdd8e5 Upload of whole dwt tree
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parents:
diff changeset
420 * @return <code>true</code> if the object is the same as this object and <code>false</code> otherwise
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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421 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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422 * @see #hashCode
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
423 */
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
424 public int opEquals(Object object) {
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
425 if (this is object) return true;
8
a9ab4c738ed8 Fix: instanceof
Frank Benoit <benoit@tionex.de>
parents: 7
diff changeset
426 if (!( null !is cast(Region)object )) return false;
7
e831403a80a9 Add 'cast' to casts
Frank Benoit <benoit@tionex.de>
parents: 5
diff changeset
427 Region region = cast(Region)object;
0
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
428 return handle is region.handle;
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
429 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
430
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
431 alias opEquals equals;
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
432
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
433 /**
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
434 * Returns a rectangle which represents the rectangular
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
435 * union of the collection of polygons the receiver
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
436 * maintains to describe its area.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
437 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
438 * @return a bounding rectangle for the region
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
439 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
440 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
441 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
442 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
443 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
444 * @see Rectangle#union
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
445 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
446 public Rectangle getBounds() {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
447 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
448 NSAutoreleasePool pool = null;
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
449 Rect bounds;
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
450
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
451 if (!NSThread.isMainThread()) pool = cast(NSAutoreleasePool) (new NSAutoreleasePool()).alloc().init();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
452 try {
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
453 OS.GetRegionBounds(handle, &bounds);
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
454 int width = bounds.right - bounds.left;
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
455 int height = bounds.bottom - bounds.left;
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
456 return new Rectangle(bounds.left, bounds.top, width, height);
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
457 } finally {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
458 if (pool !is null) pool.release();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
459 }
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
460 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
461
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
462 NSBezierPath getPath() {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
463 NSBezierPath path = NSBezierPath.bezierPath();
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
464 path.retain();
36
db5a898b2119 Fixed a lot of compile errors
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 34
diff changeset
465 OS.QDRegionToRects(handle, OS.kQDParseRegionFromTopLeft, &Region.regionToRects, path.id_);
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
466 if (path.isEmpty()) path.appendBezierPathWithRect(NSRect());
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
467 return path;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
468 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
469
36
db5a898b2119 Fixed a lot of compile errors
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 34
diff changeset
470 static NSPoint pt = NSPoint();
db5a898b2119 Fixed a lot of compile errors
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 34
diff changeset
471 static Rect rect;
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
472 extern(C) private static OSStatus* regionToRects(ushort message, QuickdrawTypes.RgnHandle rgn, Rect* r, objc.id path) {
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
473 if (message is OS.kQDRegionToRectsMsgParse) {
36
db5a898b2119 Fixed a lot of compile errors
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 34
diff changeset
474 OS.memmove(&rect, r, rect.sizeof);
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
475 pt.x = rect.left;
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
476 pt.y = rect.top;
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
477 OS.objc_msgSend(path, OS.sel_moveToPoint_, pt);
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
478 pt.x = rect.right;
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
479 OS.objc_msgSend(path, OS.sel_lineToPoint_, pt);
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
480 pt.x = rect.right;
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
481 pt.y = rect.bottom;
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
482 OS.objc_msgSend(path, OS.sel_lineToPoint_, pt);
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
483 pt.x = rect.left;
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
484 OS.objc_msgSend(path, OS.sel_lineToPoint_, pt);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
485 OS.objc_msgSend(path, OS.sel_closePath);
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
486 }
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
487 return null;
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
488 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
489
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
490 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
491 * Returns an integer hash code for the receiver. Any two
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
492 * objects that return <code>true</code> when passed to
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
493 * <code>equals</code> must return the same value for this
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
494 * method.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
495 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
496 * @return the receiver's hash
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
497 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
498 * @see #equals
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
499 */
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
500 public hash_t toHash() {
36
db5a898b2119 Fixed a lot of compile errors
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 34
diff changeset
501 return cast(hash_t) handle;
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
502 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
503
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
504 alias toHash hashCode;
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
505
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
506 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
507 * Intersects the given rectangle to the collection of polygons
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
508 * the receiver maintains to describe its area.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
509 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
510 * @param rect the rectangle to intersect with the receiver
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
511 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
512 * @exception IllegalArgumentException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
513 * <li>ERROR_NULL_ARGUMENT - if the argument is null</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
514 * <li>ERROR_INVALID_ARGUMENT - if the rectangle's width or height is negative</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
515 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
516 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
517 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
518 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
519 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
520 * @since 3.0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
521 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
522 public void intersect(Rectangle rect) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
523 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
524 if (rect is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
525 intersect (rect.x, rect.y, rect.width, rect.height);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
526 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
527
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
528 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
529 * Intersects the given rectangle to the collection of polygons
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
530 * the receiver maintains to describe its area.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
531 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
532 * @param x the x coordinate of the rectangle
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
533 * @param y the y coordinate of the rectangle
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
534 * @param width the width coordinate of the rectangle
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
535 * @param height the height coordinate of the rectangle
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
536 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
537 * @exception IllegalArgumentException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
538 * <li>ERROR_INVALID_ARGUMENT - if the rectangle's width or height is negative</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
539 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
540 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
541 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
542 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
543 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
544 * @since 3.1
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
545 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
546 public void intersect(int x, int y, int width, int height) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
547 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
548 if (width < 0 || height < 0) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
549 NSAutoreleasePool pool = null;
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
550 if (!NSThread.isMainThread()) pool = (NSAutoreleasePool) new NSAutoreleasePool().alloc().init();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
551 try {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
552 QuickdrawTypes.RgnHandle rectRgn = OS.NewRgn();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
553 Rect r;
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
554 OS.SetRect(&r, cast(short)x, cast(short)y, cast(short)(x + width),cast(short)(y + height));
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
555 OS.RectRgn(rectRgn, &r);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
556 OS.SectRgn(handle, rectRgn, handle);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
557 OS.DisposeRgn(rectRgn);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
558 } finally {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
559 if (pool !is null) pool.release();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
560 }
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
561 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
562
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
563 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
564 * Intersects all of the polygons which make up the area covered
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
565 * by the argument to the collection of polygons the receiver
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
566 * maintains to describe its area.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
567 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
568 * @param region the region to intersect
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
569 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
570 * @exception IllegalArgumentException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
571 * <li>ERROR_NULL_ARGUMENT - if the argument is null</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
572 * <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
573 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
574 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
575 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
576 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
577 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
578 * @since 3.0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
579 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
580 public void intersect(Region region) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
581 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
582 if (region is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
583 if (region.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
584 NSAutoreleasePool pool = null;
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
585 if (!NSThread.isMainThread()) pool = (NSAutoreleasePool) new NSAutoreleasePool().alloc().init();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
586 try {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
587 OS.SectRgn(handle, region.handle, handle);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
588 } finally {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
589 if (pool !is null) pool.release();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
590 }
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
591 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
592
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
593 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
594 * Returns <code>true</code> if the rectangle described by the
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
595 * arguments intersects with any of the polygons the receiver
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
596 * maintains to describe its area, and <code>false</code> otherwise.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
597 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
598 * @param x the x coordinate of the origin of the rectangle
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
599 * @param y the y coordinate of the origin of the rectangle
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
600 * @param width the width of the rectangle
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
601 * @param height the height of the rectangle
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
602 * @return <code>true</code> if the rectangle intersects with the receiver, and <code>false</code> otherwise
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
603 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
604 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
605 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
606 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
607 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
608 * @see Rectangle#intersects(Rectangle)
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
609 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
610 public bool intersects (int x, int y, int width, int height) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
611 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
612 NSAutoreleasePool pool = null;
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
613 if (!NSThread.isMainThread()) pool = cast(NSAutoreleasePool) (new NSAutoreleasePool()).alloc().init();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
614 try {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
615 Rect r;
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
616 OS.SetRect(&r, cast(short)x, cast(short)y, cast(short)(x + width),cast(short)(y + height));
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
617 return OS.RectInRgn(&rect, handle);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
618 } finally {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
619 if (pool !is null) pool.release();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
620 }
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
621 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
622
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
623 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
624 * Returns <code>true</code> if the given rectangle intersects
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
625 * with any of the polygons the receiver maintains to describe
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
626 * its area and <code>false</code> otherwise.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
627 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
628 * @param rect the rectangle to test for intersection
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
629 * @return <code>true</code> if the rectangle intersects with the receiver, and <code>false</code> otherwise
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
630 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
631 * @exception IllegalArgumentException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
632 * <li>ERROR_NULL_ARGUMENT - if the argument is null</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
633 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
634 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
635 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
636 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
637 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
638 * @see Rectangle#intersects(Rectangle)
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
639 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
640 public bool intersects(Rectangle rect) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
641 if (rect is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
642 return intersects(rect.x, rect.y, rect.width, rect.height);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
643 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
644
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
645 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
646 * Returns <code>true</code> if the region has been disposed,
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
647 * and <code>false</code> otherwise.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
648 * <p>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
649 * This method gets the dispose state for the region.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
650 * When a region has been disposed, it is an error to
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
651 * invoke any other method using the region.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
652 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
653 * @return <code>true</code> when the region is disposed, and <code>false</code> otherwise
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
654 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
655 public bool isDisposed() {
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
656 return handle is null;
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
657 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
658
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
659 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
660 * Returns <code>true</code> if the receiver does not cover any
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
661 * area in the (x, y) coordinate plane, and <code>false</code> if
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
662 * the receiver does cover some area in the plane.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
663 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
664 * @return <code>true</code> if the receiver is empty, and <code>false</code> otherwise
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
665 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
666 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
667 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
668 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
669 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
670 public bool isEmpty() {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
671 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
672 NSAutoreleasePool pool = null;
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
673 if (!NSThread.isMainThread()) pool = (NSAutoreleasePool) new NSAutoreleasePool().alloc().init();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
674 try {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
675 return OS.EmptyRgn(handle);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
676 } finally {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
677 if (pool !is null) pool.release();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
678 }
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
679 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
680
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
681 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
682 * Subtracts the given polygon from the collection of polygons
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
683 * the receiver maintains to describe its area.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
684 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
685 * @param pointArray points that describe the polygon to merge with the receiver
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
686 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
687 * @exception IllegalArgumentException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
688 * <li>ERROR_NULL_ARGUMENT - if the argument is null</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
689 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
690 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
691 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
692 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
693 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
694 * @since 3.0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
695 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
696 public void subtract (int[] pointArray) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
697 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
698 if (pointArray is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
699 if (pointArray.length < 2) return;
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
700 NSAutoreleasePool pool = null;
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
701 if (!NSThread.isMainThread()) pool = cast(NSAutoreleasePool) (new NSAutoreleasePool()).alloc().init();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
702 try {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
703 int /*long*/ polyRgn = polyRgn(pointArray, pointArray.length);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
704 OS.DiffRgn(handle, polyRgn, handle);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
705 OS.DisposeRgn(polyRgn);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
706 } finally {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
707 if (pool !is null) pool.release();
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
708 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
709 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
710
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
711 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
712 * Subtracts the given rectangle from the collection of polygons
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
713 * the receiver maintains to describe its area.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
714 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
715 * @param rect the rectangle to subtract from the receiver
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
716 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
717 * @exception IllegalArgumentException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
718 * <li>ERROR_NULL_ARGUMENT - if the argument is null</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
719 * <li>ERROR_INVALID_ARGUMENT - if the rectangle's width or height is negative</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
720 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
721 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
722 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
723 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
724 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
725 * @since 3.0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
726 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
727 public void subtract(Rectangle rect) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
728 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
729 if (rect is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
730 subtract (rect.x, rect.y, rect.width, rect.height);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
731 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
732
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
733 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
734 * Subtracts the given rectangle from the collection of polygons
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
735 * the receiver maintains to describe its area.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
736 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
737 * @param x the x coordinate of the rectangle
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
738 * @param y the y coordinate of the rectangle
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
739 * @param width the width coordinate of the rectangle
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
740 * @param height the height coordinate of the rectangle
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
741 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
742 * @exception IllegalArgumentException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
743 * <li>ERROR_INVALID_ARGUMENT - if the rectangle's width or height is negative</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
744 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
745 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
746 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
747 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
748 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
749 * @since 3.1
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
750 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
751 public void subtract(int x, int y, int width, int height) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
752 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
753 if (width < 0 || height < 0) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
754 NSAutoreleasePool pool = null;
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
755 if (!NSThread.isMainThread()) pool = cast(NSAutoreleasePool) (new NSAutoreleasePool()).alloc().init();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
756 try {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
757 int /*long*/ rectRgn = OS.NewRgn();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
758 Rect r;
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
759 OS.SetRect(&r, cast(short)x, cast(short)y, cast(short)(x + width),cast(short)(y + height));
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
760 OS.RectRgn(rectRgn, &r);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
761 OS.DiffRgn(handle, rectRgn, handle);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
762 OS.DisposeRgn(rectRgn);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
763 } finally {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
764 if (pool !is null) pool.release();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
765 }
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
766 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
767
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
768 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
769 * Subtracts all of the polygons which make up the area covered
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
770 * by the argument from the collection of polygons the receiver
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
771 * maintains to describe its area.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
772 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
773 * @param region the region to subtract
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
774 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
775 * @exception IllegalArgumentException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
776 * <li>ERROR_NULL_ARGUMENT - if the argument is null</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
777 * <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
778 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
779 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
780 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
781 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
782 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
783 * @since 3.0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
784 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
785 public void subtract(Region region) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
786 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
787 if (region is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
788 if (region.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
789 NSAutoreleasePool pool = null;
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
790 if (!NSThread.isMainThread()) pool = cast(NSAutoreleasePool) (new NSAutoreleasePool()).alloc().init();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
791 try {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
792 OS.DiffRgn(handle, region.handle, handle);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
793 } finally {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
794 if (pool !is null) pool.release();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
795 }
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
796 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
797
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
798 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
799 * Translate all of the polygons the receiver maintains to describe
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
800 * its area by the specified point.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
801 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
802 * @param x the x coordinate of the point to translate
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
803 * @param y the y coordinate of the point to translate
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
804 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
805 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
806 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
807 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
808 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
809 * @since 3.1
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
810 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
811 public void translate (int x, int y) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
812 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
813 NSAutoreleasePool pool = null;
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
814 if (!NSThread.isMainThread()) pool = cast(NSAutoreleasePool) (new NSAutoreleasePool()).alloc().init();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
815 try {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
816 OS.OffsetRgn (handle, cast(short)x, cast(short)y);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
817 } finally {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
818 if (pool !is null) pool.release();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
819 }
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
820 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
821
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
822 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
823 * Translate all of the polygons the receiver maintains to describe
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
824 * its area by the specified point.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
825 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
826 * @param pt the point to translate
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
827 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
828 * @exception IllegalArgumentException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
829 * <li>ERROR_NULL_ARGUMENT - if the argument is null</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
830 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
831 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
832 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
833 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
834 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
835 * @since 3.1
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
836 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
837 public void translate (Point pt) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
838 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
839 if (pt is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
840 NSAutoreleasePool pool = null;
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
841 if (!NSThread.isMainThread()) pool = (NSAutoreleasePool) new NSAutoreleasePool().alloc().init();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
842 try {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
843 translate (pt.x, pt.y);
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
844 } finally {
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
845 if (pool !is null) pool.release();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 37
diff changeset
846 }
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
847 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
848
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
849 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
850 * Returns a string containing a concise, human-readable
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
851 * description of the receiver.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
852 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
853 * @return a string representation of the receiver
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
854 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
855 public String toString () {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
856 if (isDisposed()) return "Region {*DISPOSED*}";
34
5123b17c98ef Ported dwt.events.*, dwt.graphics.GC, Region, dwt.internal.image.*
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents: 8
diff changeset
857 return Format("Region {{}{}" , handle , "}");
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
858 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
859 }