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annotate dwt/printing/Printer.d @ 130:3d4579727e0e

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Fixes #2 and #3
author Jacob Carlborg <doob@me.com>
date Tue, 10 Feb 2009 21:01:24 +0100
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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.printing.Printer;
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16 import dwt.dwthelper.utils;
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18 import dwt.DWT;
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19 import dwt.DWTError;
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20 import dwt.DWTException;
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21 import dwt.graphics.Device;
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22 import dwt.graphics.DeviceData;
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23 import dwt.graphics.GCData;
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24 import dwt.graphics.Point;
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25 import dwt.graphics.Rectangle;
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26 import dwt.internal.cocoa.NSAffineTransform;
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27 import dwt.internal.cocoa.NSArray;
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28 import dwt.internal.cocoa.NSBezierPath;
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29 import dwt.internal.cocoa.NSData;
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30 import dwt.internal.cocoa.NSGraphicsContext;
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31 import dwt.internal.cocoa.NSKeyedUnarchiver;
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32 import dwt.internal.cocoa.NSPoint;
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33 import dwt.internal.cocoa.NSPrintInfo;
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34 import dwt.internal.cocoa.NSPrintOperation;
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35 import dwt.internal.cocoa.NSPrinter;
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36 import dwt.internal.cocoa.NSRect;
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37 import dwt.internal.cocoa.NSSize;
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38 import dwt.internal.cocoa.NSString;
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39 import dwt.internal.cocoa.NSView;
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40 import dwt.internal.cocoa.NSWindow;
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41 import dwt.internal.cocoa.OS;
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42
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43 import Carbon = dwt.internal.c.Carbon;
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44 import dwt.internal.objc.cocoa.Cocoa;
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45 import objc = dwt.internal.objc.runtime;
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46 import dwt.printing.PrinterData;
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48 /**
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49 * Instances of this class are used to print to a printer.
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50 * Applications create a GC on a printer using <code>new GC(printer)</code>
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51 * and then draw on the printer GC using the usual graphics calls.
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52 * <p>
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53 * A <code>Printer</code> object may be constructed by providing
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54 * a <code>PrinterData</code> object which identifies the printer.
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55 * A <code>PrintDialog</code> presents a print dialog to the user
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56 * and returns an initialized instance of <code>PrinterData</code>.
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57 * Alternatively, calling <code>new Printer()</code> will construct a
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58 * printer object for the user's default printer.
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59 * </p><p>
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60 * Application code must explicitly invoke the <code>Printer.dispose()</code>
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61 * method to release the operating system resources managed by each instance
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62 * when those instances are no longer required.
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63 * </p>
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64 *
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65 * @see PrinterData
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66 * @see PrintDialog
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67 * @see <a href="http://www.eclipse.org/swt/snippets/#printing">Printing snippets</a>
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68 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
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69 */
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70 public final class Printer : Device {
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71 PrinterData data;
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72 NSPrinter printer;
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73 NSPrintInfo printInfo;
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74 NSPrintOperation operation;
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75 NSView view;
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76 NSWindow window;
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77 bool isGCCreated;
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78
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79 static const String DRIVER = "Mac";
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80
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81 /**
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82 * Returns an array of <code>PrinterData</code> objects
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83 * representing all available printers.
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84 *
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85 * @return the list of available printers
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86 */
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87 public static PrinterData[] getPrinterList() {
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88 NSArray printers = NSPrinter.printerNames();
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89 NSUInteger count = printers.count();
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90 PrinterData[] result = new PrinterData[count];
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91 for (NSUInteger i = 0; i < count; i++) {
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92 NSString str = new NSString(printers.objectAtIndex(i));
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93 result[i] = new PrinterData(DRIVER, str.getString());
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94 }
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95 return result;
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96 }
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97
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98 /**
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99 * Returns a <code>PrinterData</code> object representing
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100 * the default printer or <code>null</code> if there is no
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101 * printer available on the System.
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102 *
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103 * @return the default printer data or null
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104 *
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105 * @since 2.1
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106 */
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107 public static PrinterData getDefaultPrinterData() {
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108 NSPrinter printer = NSPrintInfo.defaultPrinter();
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109 if (printer is null) return null;
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110 NSString str = printer.name();
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111 return new PrinterData(DRIVER, str.getString());
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112
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113 }
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114
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115 /**
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116 * Constructs a new printer representing the default printer.
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117 * <p>
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118 * You must dispose the printer when it is no longer required.
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119 * </p>
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120 *
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121 * @exception DWTError <ul>
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122 * <li>ERROR_NO_HANDLES - if there are no valid printers
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123 * </ul>
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124 *
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125 * @see Device#dispose
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126 */
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127 public this() {
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128 this(null);
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129 }
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130
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131 /**
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132 * Constructs a new printer given a <code>PrinterData</code>
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133 * object representing the desired printer.
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134 * <p>
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135 * You must dispose the printer when it is no longer required.
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136 * </p>
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137 *
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138 * @param data the printer data for the specified printer
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139 *
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140 * @exception IllegalArgumentException <ul>
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141 * <li>ERROR_INVALID_ARGUMENT - if the specified printer data does not represent a valid printer
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142 * </ul>
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143 * @exception DWTError <ul>
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144 * <li>ERROR_NO_HANDLES - if there are no valid printers
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145 * </ul>
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146 *
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147 * @see Device#dispose
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148 */
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149 public this(PrinterData data) {
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150 super (checkNull(data));
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151 }
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152
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153 /**
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154 * Given a <em>client area</em> (as described by the arguments),
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155 * returns a rectangle, relative to the client area's coordinates,
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156 * that is the client area expanded by the printer's trim (or minimum margins).
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157 * <p>
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158 * Most printers have a minimum margin on each edge of the paper where the
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159 * printer device is unable to print. This margin is known as the "trim."
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160 * This method can be used to calculate the printer's minimum margins
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161 * by passing in a client area of 0, 0, 0, 0 and then using the resulting
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162 * x and y coordinates (which will be <= 0) to determine the minimum margins
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163 * for the top and left edges of the paper, and the resulting width and height
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164 * (offset by the resulting x and y) to determine the minimum margins for the
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165 * bottom and right edges of the paper, as follows:
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166 * <ul>
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167 * <li>The left trim width is -x pixels</li>
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168 * <li>The top trim height is -y pixels</li>
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169 * <li>The right trim width is (x + width) pixels</li>
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170 * <li>The bottom trim height is (y + height) pixels</li>
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171 * </ul>
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172 * </p>
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173 *
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174 * @param x the x coordinate of the client area
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175 * @param y the y coordinate of the client area
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176 * @param width the width of the client area
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177 * @param height the height of the client area
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178 * @return a rectangle, relative to the client area's coordinates, that is
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179 * the client area expanded by the printer's trim (or minimum margins)
0
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180 *
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181 * @exception DWTException <ul>
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182 * <li>ERROR_DEVICE_DISPOSED - if the receiver has been disposed</li>
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183 * </ul>
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184 *
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185 * @see #getBounds
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186 * @see #getClientArea
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187 */
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188 public Rectangle computeTrim(int x, int y, int width, int height) {
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189 checkDevice();
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190 NSSize paperSize = printInfo.paperSize();
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191 NSRect bounds = printInfo.imageablePageBounds();
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192 Point dpi = getDPI (), screenDPI = getIndependentDPI();
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193 x -= (bounds.x * dpi.x / screenDPI.x);
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194 y -= (bounds.y * dpi.y / screenDPI.y);
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195 width += (paperSize.width - bounds.width) * dpi.x / screenDPI.x;
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196 height += (paperSize.height - bounds.height) * dpi.y / screenDPI.y;
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197 return new Rectangle(x, y, width, height);
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198 }
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199
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200 /**
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201 * Creates the printer handle.
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202 * This method is called internally by the instance creation
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203 * mechanism of the <code>Device</code> class.
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204 * @param deviceData the device data
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205 */
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206 protected void create(DeviceData deviceData) {
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207 data = cast(PrinterData)deviceData;
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208 if (data.otherData !is null) {
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209 NSData nsData = NSData.dataWithBytes(data.otherData.ptr, data.otherData.length);
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210 printInfo = new NSPrintInfo(NSKeyedUnarchiver.unarchiveObjectWithData(nsData).id);
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211 } else {
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212 printInfo = NSPrintInfo.sharedPrintInfo();
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213 }
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214 printInfo.retain();
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215 printer = NSPrinter.printerWithName(NSString.stringWith(data.name));
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216 if (printer !is null) {
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217 printer.retain();
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218 printInfo.setPrinter(printer);
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219 }
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220 /*
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221 * Bug in Cocoa. For some reason, the output still goes to the printer when
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222 * the user chooses the preview button. The fix is to reset the job disposition.
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223 */
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224 NSString job = printInfo.jobDisposition();
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225 if (job.isEqual(new NSString(OS.NSPrintPreviewJob_))) {
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226 printInfo.setJobDisposition(job);
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227 }
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228 NSRect rect = NSRect();
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229 window = cast(NSWindow)(new NSWindow()).alloc();
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230 window.initWithContentRect(rect, OS.NSBorderlessWindowMask, OS.NSBackingStoreBuffered, false);
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231 view = cast(NSView)(new NSView()).alloc();
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232 view.initWithFrame(rect);
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233 window.setContentView(view);
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234 operation = NSPrintOperation.printOperationWithView(view, printInfo);
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235 operation.retain();
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236 operation.setShowsPrintPanel(false);
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237 operation.setShowsProgressPanel(false);
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238 }
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239
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240 /**
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241 * Destroys the printer handle.
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242 * This method is called internally by the dispose
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243 * mechanism of the <code>Device</code> class.
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244 */
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245 protected void destroy() {
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246 if (printer !is null) printer.release();
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247 if (printInfo !is null) printInfo.release();
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248 if (view !is null) view.release();
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249 if (window !is null) window.release();
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250 if (operation !is null) operation.release();
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251 printer = null;
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252 printInfo = null;
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253 view = null;
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254 operation = null;
0
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255 }
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256
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257 /**
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258 * Invokes platform specific functionality to allocate a new GC handle.
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259 * <p>
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260 * <b>IMPORTANT:</b> This method is <em>not</em> part of the public
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261 * API for <code>Printer</code>. It is marked public only so that it
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262 * can be shared within the packages provided by DWT. It is not
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263 * available on all platforms, and should never be called from
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264 * application code.
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265 * </p>
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266 *
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267 * @param data the platform specific GC data
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268 * @return the platform specific GC handle
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269 */
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270 public objc.id internal_new_GC(GCData data) {
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271 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
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272 if (data !is null) {
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273 if (isGCCreated) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
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274 data.device = this;
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275 data.background = getSystemColor(DWT.COLOR_WHITE).handle;
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276 data.foreground = getSystemColor(DWT.COLOR_BLACK).handle;
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277 data.font = getSystemFont ();
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278 data.sizeStruct = printInfo.paperSize();
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279 data.size = &data.sizeStruct;
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280 isGCCreated = true;
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281 }
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282 return operation.context().id;
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283 }
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284
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285 protected void init_ () {
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286 super.init_();
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287 }
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288
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289 /**
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290 * Invokes platform specific functionality to dispose a GC handle.
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291 * <p>
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292 * <b>IMPORTANT:</b> This method is <em>not</em> part of the public
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293 * API for <code>Printer</code>. It is marked public only so that it
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294 * can be shared within the packages provided by DWT. It is not
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295 * available on all platforms, and should never be called from
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296 * application code.
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297 * </p>
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298 *
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299 * @param hDC the platform specific GC handle
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300 * @param data the platform specific GC data
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301 */
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302 public void internal_dispose_GC(objc.id context, GCData data) {
0
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303 if (data !is null) isGCCreated = false;
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304 }
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305
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306 /**
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307 * Releases any internal state prior to destroying this printer.
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308 * This method is called internally by the dispose
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309 * mechanism of the <code>Device</code> class.
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310 */
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311 protected void release () {
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312 super.release();
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313 }
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314
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315 /**
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316 * Starts a print job and returns true if the job started successfully
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317 * and false otherwise.
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318 * <p>
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319 * This must be the first method called to initiate a print job,
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320 * followed by any number of startPage/endPage calls, followed by
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321 * endJob. Calling startPage, endPage, or endJob before startJob
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322 * will result in undefined behavior.
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323 * </p>
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324 *
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325 * @param jobName the name of the print job to start
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326 * @return true if the job started successfully and false otherwise.
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327 *
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328 * @exception DWTException <ul>
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329 * <li>ERROR_DEVICE_DISPOSED - if the receiver has been disposed</li>
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330 * </ul>
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331 *
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332 * @see #startPage
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333 * @see #endPage
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334 * @see #endJob
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335 */
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336 public bool startJob(String jobName) {
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337 checkDevice();
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338 if (jobName !is null && jobName.length() !is 0) {
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339 operation.setJobTitle(NSString.stringWith(jobName));
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340 }
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341 printInfo.setUpPrintOperationDefaultValues();
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342 NSPrintOperation.setCurrentOperation(operation);
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343 NSGraphicsContext context = operation.createContext();
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344 if (context !is null) {
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345 view.beginDocument();
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346 return true;
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347 }
0
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348 return false;
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349 }
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350
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351 /**
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352 * Ends the current print job.
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353 *
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354 * @exception DWTException <ul>
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355 * <li>ERROR_DEVICE_DISPOSED - if the receiver has been disposed</li>
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356 * </ul>
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357 *
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358 * @see #startJob
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parents:
diff changeset
359 * @see #startPage
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parents:
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360 * @see #endPage
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parents:
diff changeset
361 */
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parents:
diff changeset
362 public void endJob() {
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parents:
diff changeset
363 checkDevice();
45
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diff changeset
364 view.endDocument();
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diff changeset
365 operation.deliverResult();
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366 operation.destroyContext();
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diff changeset
367 operation.cleanUpOperation();
0
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diff changeset
368 }
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diff changeset
369
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370 /**
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371 * Cancels a print job in progress.
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diff changeset
372 *
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373 * @exception DWTException <ul>
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374 * <li>ERROR_DEVICE_DISPOSED - if the receiver has been disposed</li>
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parents:
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375 * </ul>
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376 */
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377 public void cancelJob() {
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diff changeset
378 checkDevice();
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379 operation.destroyContext();
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diff changeset
380 operation.cleanUpOperation();
0
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381 }
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parents:
diff changeset
382
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parents:
diff changeset
383 static DeviceData checkNull (PrinterData data) {
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parents:
diff changeset
384 if (data is null) data = new PrinterData();
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parents:
diff changeset
385 if (data.driver is null || data.name is null) {
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parents:
diff changeset
386 PrinterData defaultPrinter = getDefaultPrinterData();
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parents:
diff changeset
387 if (defaultPrinter is null) DWT.error(DWT.ERROR_NO_HANDLES);
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parents:
diff changeset
388 data.driver = defaultPrinter.driver;
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parents:
diff changeset
389 data.name = defaultPrinter.name;
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parents:
diff changeset
390 }
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parents:
diff changeset
391 return data;
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parents:
diff changeset
392 }
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parents:
diff changeset
393
380af2bdd8e5 Upload of whole dwt tree
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parents:
diff changeset
394 /**
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parents:
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395 * Starts a page and returns true if the page started successfully
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parents:
diff changeset
396 * and false otherwise.
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parents:
diff changeset
397 * <p>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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398 * After calling startJob, this method may be called any number of times
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parents:
diff changeset
399 * along with a matching endPage.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
400 * </p>
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
401 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
402 * @return true if the page started successfully and false otherwise.
380af2bdd8e5 Upload of whole dwt tree
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parents:
diff changeset
403 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
404 * @exception DWTException <ul>
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
405 * <li>ERROR_DEVICE_DISPOSED - if the receiver has been disposed</li>
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
406 * </ul>
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
407 *
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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408 * @see #endPage
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
409 * @see #startJob
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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410 * @see #endJob
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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411 */
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parents:
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412 public bool startPage() {
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parents:
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413 checkDevice();
45
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414 NSSize paperSize = printInfo.paperSize();
46
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415 NSRect rect = NSRect();
45
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416 rect.width = paperSize.width;
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417 rect.height = paperSize.height;
46
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418 view.beginPageInRect(rect, NSPoint());
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419 NSRect imageBounds = printInfo.imageablePageBounds();
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420 NSBezierPath.bezierPathWithRect(imageBounds).setClip();
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421 NSAffineTransform transform = NSAffineTransform.transform();
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422 transform.translateXBy(imageBounds.x, rect.height - imageBounds.y);
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423 transform.scaleXBy(1, -1);
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424 Point dpi = getDPI (), screenDPI = getIndependentDPI();
120
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425 transform.scaleXBy(screenDPI.x / cast(Carbon.CGFloat)dpi.x, screenDPI.y / cast(Carbon.CGFloat)dpi.y);
45
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426 transform.concat();
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427 return true;
0
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parents:
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428 }
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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429
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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430 /**
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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431 * Ends the current page.
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
432 *
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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433 * @exception DWTException <ul>
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
434 * <li>ERROR_DEVICE_DISPOSED - if the receiver has been disposed</li>
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parents:
diff changeset
435 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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436 *
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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437 * @see #startPage
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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438 * @see #startJob
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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439 * @see #endJob
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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440 */
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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441 public void endPage() {
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parents:
diff changeset
442 checkDevice();
45
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diff changeset
443 view.endPage();
0
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parents:
diff changeset
444 }
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 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
447 * Returns a point whose x coordinate is the horizontal
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
448 * dots per inch of the printer, and whose y coordinate
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
449 * is the vertical dots per inch of the printer.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
450 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
451 * @return the horizontal and vertical DPI
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
452 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
453 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
454 * <li>ERROR_DEVICE_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
455 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
456 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
457 public Point getDPI() {
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parents:
diff changeset
458 checkDevice();
45
d8635bb48c7c Merge with SWT 3.5
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parents: 36
diff changeset
459 //TODO get output resolution
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parents: 36
diff changeset
460 return getIndependentDPI();
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parents: 36
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461 }
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Jacob Carlborg <doob@me.com>
parents: 36
diff changeset
462
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parents: 36
diff changeset
463 Point getIndependentDPI() {
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parents: 36
diff changeset
464 return super.getDPI();
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
465 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
466
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
467 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
468 * Returns a rectangle describing the receiver's size and location.
45
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parents: 36
diff changeset
469 * <p>
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 36
diff changeset
470 * For a printer, this is the size of the physical page, in pixels.
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 36
diff changeset
471 * </p>
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
472 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
473 * @return the bounding rectangle
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
474 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
475 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
476 * <li>ERROR_DEVICE_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
477 * </ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
478 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
479 * @see #getClientArea
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
480 * @see #computeTrim
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
481 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
482 public Rectangle getBounds() {
380af2bdd8e5 Upload of whole dwt tree
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parents:
diff changeset
483 checkDevice();
45
d8635bb48c7c Merge with SWT 3.5
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parents: 36
diff changeset
484 NSSize size = printInfo.paperSize();
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Jacob Carlborg <doob@me.com>
parents: 36
diff changeset
485 Point dpi = getDPI (), screenDPI = getIndependentDPI();
120
7046ca5a6d77 Ported dwt.printing.Printer
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parents: 119
diff changeset
486 return new Rectangle (0, 0, cast(int)(size.width * dpi.x / screenDPI.x), cast(int)(size.height * dpi.y / screenDPI.y));
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
487 }
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 * Returns a rectangle which describes the area of the
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
491 * receiver which is capable of displaying data.
45
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parents: 36
diff changeset
492 * <p>
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
493 * For a printer, this is the size of the printable area
45
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 36
diff changeset
494 * of the page, in pixels.
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 36
diff changeset
495 * </p>
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
496 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
497 * @return the client area
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
498 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
499 * @exception DWTException <ul>
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
500 * <li>ERROR_DEVICE_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
501 * </ul>
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 * @see #getBounds
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
504 * @see #computeTrim
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
505 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
506 public Rectangle getClientArea() {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
507 checkDevice();
45
d8635bb48c7c Merge with SWT 3.5
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parents: 36
diff changeset
508 NSRect rect = printInfo.imageablePageBounds();
d8635bb48c7c Merge with SWT 3.5
Jacob Carlborg <doob@me.com>
parents: 36
diff changeset
509 Point dpi = getDPI (), screenDPI = getIndependentDPI();
120
7046ca5a6d77 Ported dwt.printing.Printer
Jacob Carlborg <doob@me.com>
parents: 119
diff changeset
510 return new Rectangle(0, 0, cast(int)(rect.width * dpi.x / screenDPI.x), cast(int)(rect.height * dpi.y / screenDPI.y));
0
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
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
513 /**
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
514 * Returns a <code>PrinterData</code> object representing the
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
515 * target printer for this print job.
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
516 *
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
517 * @return a PrinterData object describing the receiver
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
518 */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
519 public PrinterData getPrinterData() {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
520 checkDevice();
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
521 return data;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
522 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
523 }