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comparison dwt/graphics/Color.d @ 29:d408fc12b991

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Ported dwt.graphics.Color and RGB
author Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
date Wed, 10 Sep 2008 23:18:26 +0200
parents a9ab4c738ed8
children 5123b17c98ef
comparison
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28:71b49a659702 29:d408fc12b991
5 * which accompanies this distribution, and is available at 5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html 6 * http://www.eclipse.org/legal/epl-v10.html
7 * 7 *
8 * Contributors: 8 * Contributors:
9 * IBM Corporation - initial API and implementation 9 * IBM Corporation - initial API and implementation
10 *
11 * Port to the D programming language:
12 * Jacob Carlborg <jacob.carlborg@gmail.com>
10 *******************************************************************************/ 13 *******************************************************************************/
11 module dwt.graphics.Color; 14 module dwt.graphics.Color;
12 15
13 import dwt.dwthelper.utils;
14
15 16
16 import dwt.DWT; 17 import dwt.DWT;
17 import dwt.DWTException; 18 import dwt.DWTException;
19
20 import dwt.dwthelper.utils;
21 import dwt.graphics.Device;
22 import dwt.graphics.Resource;
23 import dwt.graphics.RGB;
18 24
19 /** 25 /**
20 * Instances of this class manage the operating system resources that 26 * Instances of this class manage the operating system resources that
21 * implement DWT's RGB color model. To create a color you can either 27 * implement DWT's RGB color model. To create a color you can either
22 * specify the individual color components as integers in the range 28 * specify the individual color components as integers in the range
130 cast(int)(handle[0] * 255) is cast(int)(rgbColor[0] * 255) && 136 cast(int)(handle[0] * 255) is cast(int)(rgbColor[0] * 255) &&
131 cast(int)(handle[1] * 255) is cast(int)(rgbColor[1] * 255) && 137 cast(int)(handle[1] * 255) is cast(int)(rgbColor[1] * 255) &&
132 cast(int)(handle[2] * 255) is cast(int)(rgbColor[2] * 255); 138 cast(int)(handle[2] * 255) is cast(int)(rgbColor[2] * 255);
133 } 139 }
134 140
141 alias equals opEquals;
142
135 /** 143 /**
136 * Returns the amount of blue in the color, from 0 to 255. 144 * Returns the amount of blue in the color, from 0 to 255.
137 * 145 *
138 * @return the blue component of the color 146 * @return the blue component of the color
139 * 147 *
182 * 190 *
183 * @return the receiver's hash 191 * @return the receiver's hash
184 * 192 *
185 * @see #equals 193 * @see #equals
186 */ 194 */
187 public int hashCode() { 195 public hash_t toHash() {
188 if (isDisposed()) return 0; 196 if (isDisposed()) return 0;
189 return cast(int)(handle[0] * 255) ^ cast(int)(handle[1] * 255) ^ cast(int)(handle[2] * 255); 197 return cast(int)(handle[0] * 255) ^ cast(int)(handle[1] * 255) ^ cast(int)(handle[2] * 255);
190 } 198 }
199
200 alias toHash hashCode;
191 201
192 /** 202 /**
193 * Returns an <code>RGB</code> representing the receiver. 203 * Returns an <code>RGB</code> representing the receiver.
194 * 204 *
195 * @return the RGB for the color 205 * @return the RGB for the color
258 * 268 *
259 * @return a string representation of the receiver 269 * @return a string representation of the receiver
260 */ 270 */
261 public String toString () { 271 public String toString () {
262 if (isDisposed()) return "Color {*DISPOSED*}"; 272 if (isDisposed()) return "Color {*DISPOSED*}";
263 return "Color {" + getRed() + ", " + getGreen() + ", " + getBlue() + "}"; 273 return "Color {" ~ getRed() ~ ", " ~ getGreen() ~ ", " ~ getBlue() + "}";
264 } 274 }
265 275
266 } 276 }