1 /******************************************************************************
2 *
3 * Copyright (C) 2004-2007, The Gentee Group. All rights reserved.
4 * This file is part of the Gentee open source project - http://www.gentee.com.
5 *
6 * THIS FILE IS PROVIDED UNDER THE TERMS OF THE GENTEE LICENSE ("AGREEMENT").
7 * ANY USE, REPRODUCTION OR DISTRIBUTION OF THIS FILE CONSTITUTES RECIPIENTS
8 * ACCEPTANCE OF THE AGREEMENT.
9 *
10 * ID: vis.picture 29.01.08 0.0.A.
11 *
12 * Author: Alexander Krivonogov ( gentee )
13 *
14 ******************************************************************************/
15
16 type olepic
17 {
18 uint ppv
19 uint handle
20 uint width
21 uint height
22 uint pixwidth
23 uint pixheight
24 }
25
26 define
27 {
28 Release = 8
29 get_Handle = 12
30 get_Width = 24
31 get_Height = 28
32 Render = 32
33 }
34
35 method olepic.clear()
36 {
37 if .ppv
38 {
39 ((.ppv->uint + $Release )->uint)->stdcall(.ppv)
40 .ppv = 0
41 }
42 .handle = 0
43 .width = 0
44 .height = 0
45 }
46
47 method uint olepic.load( ustr filename )
48 {
49 .clear()
50 OleLoadPicturePath( filename.ptr(), 0, 0, 0, IID_IPicture.ptr(), &.ppv )
51 if .ppv
52 {
53 ((.ppv->uint + $get_Handle)->uint)->stdcall(.ppv, &.handle)
54 ((.ppv->uint + $get_Width)->uint)->stdcall(.ppv, &.width)
55 ((.ppv->uint + $get_Height)->uint)->stdcall(.ppv, &.height)
56 uint hdc = CreateCompatibleDC(GetDC(0))
57 .pixheight = .height * GetDeviceCaps(hdc, 88) /2540
58 .pixwidth = .width * GetDeviceCaps(hdc, 90) /2540
59 DeleteDC( hdc )
60 return 1
61 }
62 return 0
63 }
64
65 method uint olepic.render( uint hdc, uint x, uint y, uint cx, uint cy )
66 {
67 if .ppv
68 {
69 return ((.ppv->uint + $Render)->uint)->stdcall(
70 .ppv, hdc, x, y, cx, cy, 0, .height, .width, -.height )
71 }
72 return 0
73 }
74
75 method olepic.delete()
76 {
77 .clear()
78 }
79
80 /* Компонента vPicture, порождена от vCtrl
81 События
82 */
83 type vPicture <inherit = vCtrl>
84 {
85 //Hidden fields
86 ustr pImage
87 uint ptrImage
88 /*locustr pCaption
89 uint pTextHorzAlign
90 uint pTextVertAlign*/
91 uint pAutoSize
92 uint pStretch
93
94 ustr pImageFile
95 uint olepicture
96 //uint olewidth
97 //uint oleheight
98 //uint pBitMap
99 /*uint pMultiLine*/
100 }
101
102 define <export>{
103 /*//Типы выравнивания текста
104 talhLeft = 0
105 talhCenter = 1
106 talhRight = 2
107 talvTop = 0
108 talvCenter = 1*/
109 }
110
111 /*------------------------------------------------------------------------------
112 Internal Methods
113 */
114 /* Метод iUpdateCaption
115 Связывает заголовок панели с визуальным отображением
116 */
117
118
119 /* Метод iUpdateSize
120 Автоматическое определение ширины/высоты текста
121 */
122 method vPicture.iUpdateSize
123 {
124 if .pAutoSize && !.pStretch && .ptrImage
125 {
126 BITMAP b
127 //uint res = GetObject( .ptrImage, sizeof(BITMAP), &b )
128 .Width = .ptrImage->Image.Width//b.bmWidth
129 .Height = .ptrImage->Image.Height//b.bmHeight
130 }
131 }
132
133 method vPicture.iUpdateImage()
134 {
135 if .olepicture
136 {
137 .olepicture->olepic.clear()
138 }
139 if *.pImageFile
140 {
141 if !.olepicture: .olepicture = new( olepic )
142 .olepicture->olepic.load( .pImageFile )
143 //OleLoadPicturePath( .pImageFile.ptr(), 0, 0, 0, IID_IPicture.ptr(), &.olepicture )
144 //if .olepicture
145 //{
146 //((.olepicture->uint + 52)->uint)->stdcall(.olepicture, 1 )
147 //((.olepicture->uint + 24)->uint)->stdcall(.olepicture, &.olewidth)
148 //((.olepicture->uint + 28)->uint)->stdcall(.olepicture, &.oleheight)
149 //BITMAP bmpinfo
150 //uint handle
151 //((.olepicture->uint + 12)->uint)->stdcall(.olepicture, &handle)
152 //GetObject(handle,sizeof(BITMAP),&bmpinfo)
153 //.olewidth = bmpinfo.bmWidth
154 //.oleheight = bmpinfo.bmHeight
155 //DeleteObject( handle )
156 //}
157 }
158 else
159 {
160 .ptrImage = &this.GetImage( .pImage )
161 }
162 /*uint im as .GetImage( .pImage )
163 if &im
164 {
165 .pBitMap = im.hImage
166 }
167 else
168 {
169 .pBitMap = 0
170 }*/
171 //.iUpdateImage()
172 .Invalidate()
173 }
174
175 method vPicture.delete( )
176 {
177 if .olepicture : destroy( .olepicture )
178 }
179
180 /*------------------------------------------------------------------------------
181 Properties
182 */
183 /* Свойство str vPicture.Image - Get Set
184 Усотанавливает или получает картинку
185 */
186 property ustr vPicture.Image <result>
187 {
188 result = this.pImage
189 }
190
191 property vPicture.Image( ustr val )
192 {
193 if val != this.pImage
194 {
195 this.pImage = val
196 .iUpdateImage()
197 }
198 //.iUpdateImage()
199 /*
200 this.pCaption.Value = val
201 .iUpdateCaption()
202 .iUpdateSize()
203 }*/
204 }
205
206 /* Свойство str vPicture.ImageFile - Get Set
207 Усотанавливает или получает файл картинку
208 */
209 property ustr vPicture.ImageFile <result>
210 {
211 result = this.pImageFile
212 }
213
214 property vPicture.ImageFile( ustr val )
215 {
216 if val != this.pImage
217 {
218 this.pImageFile = val
219 .iUpdateImage()
220 }
221 //.iUpdateImage()
222 /*
223 this.pCaption.Value = val
224 .iUpdateCaption()
225 .iUpdateSize()
226 }*/
227 }
228
229
230 /* Свойство str vLabel.AutoSize - Get Set
231 Усотанавливает или получает автоматическое изменение размеров
232 */
233 property uint vPicture.AutoSize
234 {
235 return this.pAutoSize
236 }
237
238 property vPicture.AutoSize( uint val )
239 {
240 if val != this.AutoSize
241 {
242 this.pAutoSize = val
243 .iUpdateSize()
244 }
245 }
246
247 /* Свойство str vLabel.Stretch - Get Set
248 Усотанавливает или получает автоматическое изменение размеров
249 */
250 property uint vPicture.Stretch
251 {
252 return this.pStretch
253 }
254
255 property vPicture.Stretch( uint val )
256 {
257 if val != this.Stretch
258 {
259 this.pStretch = val
260 .SetStyle( $SS_CENTERIMAGE | $SS_REALSIZECONTROL, 0 )
261 if !this.pStretch
262 {
263 .SetStyle( $SS_CENTERIMAGE | $SS_REALSIZECONTROL, 1 )
264 }
265 }
266 }
267
268 /*------------------------------------------------------------------------------
269 Virtual methods
270 */
271 /*Виртуальный метод vPicture vPicture.mCreateWin - Создание окна
272 */
273 method vPicture vPicture.mCreateWin <alias=vPicture_mCreateWin>()
274 {
275 uint style = /*$SS_ENDELLIPSIS | $SS_NOTIFY |*/ $WS_CHILD | $WS_CLIPSIBLINGS //| $WS_OVERLAPPED
276 style |= $SS_ICON/*$SS_BITMAP*/ | $SS_CENTERIMAGE | $SS_REALSIZECONTROL //| $SS_RIGHTJUST
277 .CreateWin( "STATIC".ustr(), 0, style )
278 this->vCtrl.mCreateWin()
279 //.pBitMap = LoadBitmap( 0, 32754 )
280 //.pBitMap = LoadImage( 0, "k:\\bitmap2.bmp".ustr().ptr(), $IMAGE_BITMAP, 0, 0, $LR_LOADFROMFILE | $LR_DEFAULTSIZE/*| $LR_LOADTRANSPARENT*/ )
281 //.pBitMap = LoadBitmap( 0, 32754 )
282 //.pBitMap = LoadImage( 0, "k:\\h_c.ico".ustr().ptr(), $IMAGE_ICON, 0, 0, $LR_LOADFROMFILE | $LR_DEFAULTSIZE/*| $LR_LOADTRANSPARENT*/ )
283 //.iUpdateImage()
284 //print( "bitmap \(.pBitMap)\n" )
285
286 /*.iUpdateAlignment()
287 .iUpdateSize()*/
288 return this
289 }
290
291
292 method uint vPicture.wmpaint <alias=vPicture_wmpaint>( winmsg wmsg )
293 {
294 uint hdc
295 PAINTSTRUCT lp
296
297 //UpdateWindow( this.Owner->vCtrl.hwnd )
298 //.WinMsg( this.Owner->vCtrl.hwnd, $WM_ERASEBKGND, hdc )
299 hdc = BeginPaint( this.hwnd, lp )
300 uint hbrush = this.Owner->vCtrl.WinMsg( $WM_CTLCOLORSTATIC, hdc, this.hwnd )
301 if !hbrush: hbrush = GetSysColorBrush( $COLOR_BTNFACE )
302 if !isThemed
303 {
304 RECT r
305 r.left = 0
306 r.top = 0
307 r.right = this.loc.width
308 r.bottom = this.loc.height
309 POINT p
310 FillRect( hdc, r, hbrush) //GetCurrentObject( hdc, $OBJ_BRUSH ) )//$COLOR_BTNFACE + 1 )
311 }
312 /*else
313 {
314 pDrawThemeParentBackground->stdcall( this.hwnd, hdc, 0 );
315 }*/
316 SetBkMode( hdc, $TRANSPARENT )
317 //DrawIcon( hdc, 5 , 5 , .pBitMap )
318 uint width, height
319 if this.pStretch
320 {
321 width = this.Width
322 height = this.Height
323 }
324 if .olepicture && .olepicture->olepic.ppv
325 {
326 uint w = this.Width
327 uint h = this.Height
328 uint ow = .olepicture->olepic.pixwidth
329 uint oh = .olepicture->olepic.pixheight
330 if ow <= w && oh <= h
331 {
332 w = ow
333 h = oh
334 }
335 else
336 {
337 double ph, pw
338 pw = double( ow )/double( w )
339 ph = double( oh )/double( h )
340 if pw > ph
341 {
342 h = uint( double( oh )/pw )
343 }
344 else
345 {
346 w = uint( double( ow )/ph )
347 }
348 }
349
350 .olepicture->olepic.render( hdc, ( this.Width - w ) >> 1, ( this.Height - h ) >> 1, w, h )
351 }
352 elif .ptrImage
353 {
354 DrawIconEx( hdc, 0, 0, ?( .Enabled, .ptrImage->Image.hImage, .ptrImage->Image.hDisImage ), width, height, 0, 0, $DI_COMPAT | $DI_NORMAL )
355 }
356 EndPaint( this.hwnd, lp )
357 /*UpdateWindow( this.Owner->vCtrl.hwnd )*/
358
359 wmsg.flags = 1
360 return 0
361 }
362
363 /*Виртуальный метод uint vPicture.mLangChanged - Изменение текущего языка
364 */
365 method vPicture.mLangChanged <alias=vPicture_mLangChanged>()
366 {
367 .iUpdateImage()
368 }
369
370 /*------------------------------------------------------------------------------
371 Registration
372 */
373 method vPicture vPicture.init( )
374 {
375 this.pTypeId = vPicture
376 this.flgRePaint = 1
377 this.loc.width = 100
378 this.loc.height = 100
379 this.flgXPStyle = 1
380 return this
381 }
382
383 func init_vPicture <entry>()
384 {
385 regcomp( vPicture, "vPicture", vCtrl, $vCtrl_last,
386 %{ %{$mCreateWin, vPicture_mCreateWin },
387 %{$mLangChanged, vPicture_mLangChanged }
388 },
389 %{ %{$WM_PAINT, vPicture_wmpaint } } )
390 //0->collection )
391
392 ifdef $DESIGNING {
393 cm.AddComp( vPicture, 1, "Windows", "picture" )
394
395 cm.AddProps( vPicture, %{
396 "Image" , ustr, 0,
397 "ImageFile" , ustr, 0,
398 /*"TextHorzAlign", uint, 0,
399 "TextVertAlign", uint, 0,*/
400 "AutoSize" , uint, $PROP_LOADAFTERCHILD,
401 "Stretch" , uint, 0
402 //"MultiLine" , uint, 0*/
403 })
404
405 /* cm.AddPropVals( vPicture, "TextHorzAlign", %{
406 "talhLeft" , $talhLeft,
407 "talhCenter" , $talhCenter,
408 "talhRight" , $talhRight } )
409
410 cm.AddPropVals( vPicture, "TextVertAlign", %{
411 "talvTop" , $talvTop,
412 "talvCenter" , $talvCenter } )*/
413 }
414 }
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