Mercurial > projects > dwt-win

comparison dwt/graphics/Pattern.d @ 213:36f5cb12e1a2

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Update to SWT 3.4M7
author Frank Benoit <benoit@tionex.de>
date Sat, 17 May 2008 17:34:28 +0200
parents ab60f3309436
children fd9c62a2998e
comparison
equal deleted inserted replaced
212:ab60f3309436 213:36f5cb12e1a2
41 * </p> 41 * </p>
42 * 42 *
43 * @since 3.1 43 * @since 3.1
44 */ 44 */
45 public class Pattern : Resource { 45 public class Pattern : Resource {
46 46 alias Resource.init_ init_;
47 /** 47 /**
48 * the OS resource for the Pattern 48 * the OS resource for the Pattern
49 * (Warning: This field is platform dependent) 49 * (Warning: This field is platform dependent)
50 * <p> 50 * <p>
51 * <b>IMPORTANT:</b> This field is <em>not</em> part of the DWT 51 * <b>IMPORTANT:</b> This field is <em>not</em> part of the DWT
80 * </ul> 80 * </ul>
81 * 81 *
82 * @see #dispose() 82 * @see #dispose()
83 */ 83 */
84 public this(Device device, Image image) { 84 public this(Device device, Image image) {
85 if (device is null) device = Device.getDevice(); 85 super(device);
86 if (device is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
87 if (image is null) DWT.error(DWT.ERROR_NULL_ARGUMENT); 86 if (image is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
88 if (image.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT); 87 if (image.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
89 this.device = device; 88 this.device.checkGDIP();
90 device.checkGDIP(); 89 int /*long*/[] gdipImage = image.createGdipImage();
91 int[] gdipImage = image.createGdipImage(); 90 auto img = cast(Gdip.Image) gdipImage[0];
92 auto img = cast(Gdip.Image)gdipImage[0];
93 int width = Gdip.Image_GetWidth(img); 91 int width = Gdip.Image_GetWidth(img);
94 int height = Gdip.Image_GetHeight(img); 92 int height = Gdip.Image_GetHeight(img);
95 handle = cast(Gdip.Brush)Gdip.TextureBrush_new(img, Gdip.WrapModeTile, 0, 0, width, height); 93 handle = cast(Gdip.Brush)Gdip.TextureBrush_new(img, Gdip.WrapModeTile, 0, 0, width, height);
96 Gdip.Bitmap_delete( cast(Gdip.Bitmap)img); 94 Gdip.Bitmap_delete( cast(Gdip.Bitmap)img);
97 if (gdipImage[1] !is 0) { 95 if (gdipImage[1] !is 0) {
98 auto hHeap = OS.GetProcessHeap (); 96 auto hHeap = OS.GetProcessHeap ();
99 OS.HeapFree(hHeap, 0, cast(void*)gdipImage[1]); 97 OS.HeapFree(hHeap, 0, cast(void*)gdipImage[1]);
100 } 98 }
101 if (handle is null) DWT.error(DWT.ERROR_NO_HANDLES); 99 if (handle is null) DWT.error(DWT.ERROR_NO_HANDLES);
102 if (device.tracking) device.new_Object(this); 100 init_();
103 } 101 }
104 102
105 /** 103 /**
106 * Constructs a new Pattern that represents a linear, two color 104 * Constructs a new Pattern that represents a linear, two color
107 * gradient. Drawing with the pattern will cause the resulting area to be 105 * gradient. Drawing with the pattern will cause the resulting area to be
173 * @see #dispose() 171 * @see #dispose()
174 * 172 *
175 * @since 3.2 173 * @since 3.2
176 */ 174 */
177 public this(Device device, float x1, float y1, float x2, float y2, Color color1, int alpha1, Color color2, int alpha2) { 175 public this(Device device, float x1, float y1, float x2, float y2, Color color1, int alpha1, Color color2, int alpha2) {
178 if (device is null) device = Device.getDevice(); 176 super(device);
179 if (device is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
180 if (color1 is null) DWT.error(DWT.ERROR_NULL_ARGUMENT); 177 if (color1 is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
181 if (color1.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT); 178 if (color1.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
182 if (color2 is null) DWT.error(DWT.ERROR_NULL_ARGUMENT); 179 if (color2 is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
183 if (color2.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT); 180 if (color2.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
184 this.device = device; 181 this.device.checkGDIP();
185 device.checkGDIP();
186 auto colorRef1 = color1.handle; 182 auto colorRef1 = color1.handle;
187 int rgb = ((colorRef1 >> 16) & 0xFF) | (colorRef1 & 0xFF00) | ((colorRef1 & 0xFF) << 16); 183 int rgb = ((colorRef1 >> 16) & 0xFF) | (colorRef1 & 0xFF00) | ((colorRef1 & 0xFF) << 16);
188 auto foreColor = Gdip.Color_new((alpha1 & 0xFF) << 24 | rgb); 184 auto foreColor = Gdip.Color_new((alpha1 & 0xFF) << 24 | rgb);
189 if (x1 is x2 && y1 is y2) { 185 if (x1 is x2 && y1 is y2) {
190 handle = cast(Gdip.Brush)Gdip.SolidBrush_new(foreColor); 186 handle = cast(Gdip.Brush)Gdip.SolidBrush_new(foreColor);
213 c[2] = backColor; 209 c[2] = backColor;
214 float[3] f; 210 float[3] f;
215 f[0] = 0; 211 f[0] = 0;
216 f[1] = 0.5f; 212 f[1] = 0.5f;
217 f[2] = 1; 213 f[2] = 1;
218 Gdip.LinearGradientBrush_SetInterpolationColors( cast(Gdip.LinearGradientBrush)handle, c, f, 3); 214 Gdip.LinearGradientBrush_SetInterpolationColors( cast(Gdip.LinearGradientBrush)handle, c.ptr, f.ptr, 3);
219 Gdip.Color_delete(midColor); 215 Gdip.Color_delete(midColor);
220 } 216 }
221 Gdip.Color_delete(backColor); 217 Gdip.Color_delete(backColor);
222 } 218 }
223 Gdip.Color_delete(foreColor); 219 Gdip.Color_delete(foreColor);
224 if (device.tracking) device.new_Object(this); 220 init_();
225 } 221 }
226 222
227 /** 223 void destroy() {
228 * Disposes of the operating system resources associated with
229 * the Pattern. Applications must dispose of all Patterns that
230 * they allocate.
231 */
232 override public void dispose() {
233 if (handle is null) return;
234 if (device.isDisposed()) return;
235 int type = Gdip.Brush_GetType(handle); 224 int type = Gdip.Brush_GetType(handle);
236 switch (type) { 225 switch (type) {
237 case Gdip.BrushTypeSolidColor: 226 case Gdip.BrushTypeSolidColor:
238 Gdip.SolidBrush_delete(cast(Gdip.SolidBrush)handle); 227 Gdip.SolidBrush_delete(cast(Gdip.SolidBrush)handle);
239 break; 228 break;
247 Gdip.TextureBrush_delete(cast(Gdip.TextureBrush)handle); 236 Gdip.TextureBrush_delete(cast(Gdip.TextureBrush)handle);
248 break; 237 break;
249 default: 238 default:
250 } 239 }
251 handle = null; 240 handle = null;
252 if (device.tracking) device.dispose_Object(this);
253 device = null;
254 } 241 }
255 242
256 /** 243 /**
257 * Returns <code>true</code> if the Pattern has been disposed, 244 * Returns <code>true</code> if the Pattern has been disposed,
258 * and <code>false</code> otherwise. 245 * and <code>false</code> otherwise.