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1///////////////////////////////////////////////////////////////////////////////
2// Name: tests/image/image.cpp
3// Purpose: Test wxImage
4// Author: Francesco Montorsi
5// Created: 2009-05-31
6// RCS-ID: $Id$
7// Copyright: (c) 2009 Francesco Montorsi
8// Licence: wxWindows licence
9///////////////////////////////////////////////////////////////////////////////
10
11// ----------------------------------------------------------------------------
12// headers
13// ----------------------------------------------------------------------------
14
15#include "testprec.h"
16
17#ifdef __BORLANDC__
18 #pragma hdrstop
19#endif
20
21#ifndef WX_PRECOMP
22#endif // WX_PRECOMP
23
53c2cdb0 24#include "wx/image.h"
21fe35af 25#include "wx/url.h"
9e91447c 26#include "wx/log.h"
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27#include "wx/mstream.h"
28#include "wx/zstream.h"
29#include "wx/wfstream.h"
30
31struct testData {
32 const char* file;
33 wxBitmapType type;
34} g_testfiles[] =
35{
36 { "horse.ico", wxBITMAP_TYPE_ICO },
37 { "horse.xpm", wxBITMAP_TYPE_XPM },
38 { "horse.png", wxBITMAP_TYPE_PNG },
39 { "horse.ani", wxBITMAP_TYPE_ANI },
40 { "horse.bmp", wxBITMAP_TYPE_BMP },
41 { "horse.cur", wxBITMAP_TYPE_CUR },
42 { "horse.gif", wxBITMAP_TYPE_GIF },
43 { "horse.jpg", wxBITMAP_TYPE_JPEG },
44 { "horse.pcx", wxBITMAP_TYPE_PCX },
45 { "horse.pnm", wxBITMAP_TYPE_PNM },
46 { "horse.tga", wxBITMAP_TYPE_TGA },
47 { "horse.tif", wxBITMAP_TYPE_TIF }
48};
49
50
51// ----------------------------------------------------------------------------
52// test class
53// ----------------------------------------------------------------------------
54
55class ImageTestCase : public CppUnit::TestCase
56{
57public:
58 ImageTestCase();
59 ~ImageTestCase();
60
61private:
62 CPPUNIT_TEST_SUITE( ImageTestCase );
63 CPPUNIT_TEST( LoadFromSocketStream );
64 CPPUNIT_TEST( LoadFromZipStream );
65 CPPUNIT_TEST( LoadFromFile );
2e51fb30 66 CPPUNIT_TEST( SizeImage );
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67 CPPUNIT_TEST_SUITE_END();
68
69 void LoadFromSocketStream();
70 void LoadFromZipStream();
71 void LoadFromFile();
2e51fb30 72 void SizeImage();
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73
74 DECLARE_NO_COPY_CLASS(ImageTestCase)
75};
76
77CPPUNIT_TEST_SUITE_REGISTRATION( ImageTestCase );
78CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( ImageTestCase, "ImageTestCase" );
79
80ImageTestCase::ImageTestCase()
81{
82 wxSocketBase::Initialize();
83
84 // the formats we're going to test:
85 wxImage::AddHandler(new wxICOHandler);
86 wxImage::AddHandler(new wxXPMHandler);
87 wxImage::AddHandler(new wxPNGHandler);
88 wxImage::AddHandler(new wxANIHandler);
89 wxImage::AddHandler(new wxBMPHandler);
90 wxImage::AddHandler(new wxCURHandler);
91 wxImage::AddHandler(new wxGIFHandler);
92 wxImage::AddHandler(new wxJPEGHandler);
93 wxImage::AddHandler(new wxPCXHandler);
94 wxImage::AddHandler(new wxPNMHandler);
95 wxImage::AddHandler(new wxTGAHandler);
96 wxImage::AddHandler(new wxTIFFHandler);
97}
98
99ImageTestCase::~ImageTestCase()
100{
101 wxSocketBase::Shutdown();
102}
103
104void ImageTestCase::LoadFromFile()
105{
106 wxImage img;
107 for (unsigned int i=0; i<WXSIZEOF(g_testfiles); i++)
108 CPPUNIT_ASSERT(img.LoadFile(g_testfiles[i].file));
109}
110
111void ImageTestCase::LoadFromSocketStream()
112{
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113 if (!IsNetworkAvailable()) // implemented in test.cpp
114 {
115 wxLogWarning("No network connectivity; skipping the ImageTestCase::LoadFromSocketStream test unit.");
116 return;
117 }
118
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119 struct {
120 const char* url;
121 wxBitmapType type;
122 } testData[] =
123 {
124 { "http://wxwidgets.org/logo9.jpg", wxBITMAP_TYPE_JPEG },
125 { "http://wxwidgets.org/favicon.ico", wxBITMAP_TYPE_ICO }
126 };
127
128 for (unsigned int i=0; i<WXSIZEOF(testData); i++)
129 {
130 wxURL url(testData[i].url);
131 CPPUNIT_ASSERT(url.GetError() == wxURL_NOERR);
132
133 wxInputStream *in_stream = url.GetInputStream();
134 CPPUNIT_ASSERT(in_stream && in_stream->IsOk());
135
136 wxImage img;
137
138 // NOTE: it's important to inform wxImage about the type of the image being
139 // loaded otherwise it will try to autodetect the format, but that
140 // requires a seekable stream!
141 CPPUNIT_ASSERT(img.LoadFile(*in_stream, testData[i].type));
142
143 delete in_stream;
144 }
145}
146
147void ImageTestCase::LoadFromZipStream()
148{
149 for (unsigned int i=0; i<WXSIZEOF(g_testfiles); i++)
150 {
151 switch (g_testfiles[i].type)
152 {
153 case wxBITMAP_TYPE_XPM:
154 case wxBITMAP_TYPE_GIF:
155 case wxBITMAP_TYPE_PCX:
156 case wxBITMAP_TYPE_TGA:
157 case wxBITMAP_TYPE_TIF:
158 continue; // skip testing those wxImageHandlers which cannot
159 // load data from non-seekable streams
160
161 default:
162 ; // proceed
163 }
164
165 // compress the test file on the fly:
166 wxMemoryOutputStream memOut;
167 {
168 wxFileInputStream file(g_testfiles[i].file);
169 CPPUNIT_ASSERT(file.IsOk());
170
171 wxZlibOutputStream compressFilter(memOut, 5, wxZLIB_GZIP);
172 CPPUNIT_ASSERT(compressFilter.IsOk());
173
174 file.Read(compressFilter);
175 CPPUNIT_ASSERT(file.GetLastError() == wxSTREAM_EOF);
176 }
177
178 // now fetch the compressed memory to wxImage, decompressing it on the fly; this
179 // allows us to test loading images from non-seekable streams other than socket streams
180 wxMemoryInputStream memIn(memOut);
181 CPPUNIT_ASSERT(memIn.IsOk());
182 wxZlibInputStream decompressFilter(memIn, wxZLIB_GZIP);
183 CPPUNIT_ASSERT(decompressFilter.IsOk());
184
185 wxImage img;
186
187 // NOTE: it's important to inform wxImage about the type of the image being
188 // loaded otherwise it will try to autodetect the format, but that
189 // requires a seekable stream!
190 WX_ASSERT_MESSAGE(("Could not load file type '%d' after it was zipped", g_testfiles[i].type),
191 img.LoadFile(decompressFilter, g_testfiles[i].type));
192 }
193}
194
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195void ImageTestCase::SizeImage()
196{
197 // Test the wxImage::Size() function which takes a rectangle from source and
198 // places it in a new image at a given position. This test checks, if the
199 // correct areas are chosen, and clipping is done correctly.
200
201 // our test image:
202 static const char * xpm_orig[] = {
203 "10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
204 " .....",
205 " ++++@@@@.",
206 " +... @.",
207 " +.@@++ @.",
208 " +.@ .+ @.",
209 ".@ +. @.+ ",
210 ".@ ++@@.+ ",
211 ".@ ...+ ",
212 ".@@@@++++ ",
213 "..... "
214 };
215 // the expected results for all tests:
216 static const char * xpm_l_t[] = {
217 "10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
218 "... @.BB",
219 ".@@++ @.BB",
220 ".@ .+ @.BB",
221 " +. @.+ BB",
222 " ++@@.+ BB",
223 " ...+ BB",
224 "@@@++++ BB",
225 "... BB",
226 "BBBBBBBBBB",
227 "BBBBBBBBBB"
228 };
229 static const char * xpm_t[] = {
230 "10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
231 " +... @.",
232 " +.@@++ @.",
233 " +.@ .+ @.",
234 ".@ +. @.+ ",
235 ".@ ++@@.+ ",
236 ".@ ...+ ",
237 ".@@@@++++ ",
238 "..... ",
239 "BBBBBBBBBB",
240 "BBBBBBBBBB"
241 };
242 static const char * xpm_r_t[] = {
243 "10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
244 "BB +... ",
245 "BB +.@@++ ",
246 "BB +.@ .+ ",
247 "BB.@ +. @.",
248 "BB.@ ++@@.",
249 "BB.@ ...",
250 "BB.@@@@+++",
251 "BB..... ",
252 "BBBBBBBBBB",
253 "BBBBBBBBBB"
254 };
255 static const char * xpm_l[] = {
256 "10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
257 " .....BB",
258 "+++@@@@.BB",
259 "... @.BB",
260 ".@@++ @.BB",
261 ".@ .+ @.BB",
262 " +. @.+ BB",
263 " ++@@.+ BB",
264 " ...+ BB",
265 "@@@++++ BB",
266 "... BB"
267 };
268 static const char * xpm_r[] = {
269 "10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
270 "BB ...",
271 "BB ++++@@@",
272 "BB +... ",
273 "BB +.@@++ ",
274 "BB +.@ .+ ",
275 "BB.@ +. @.",
276 "BB.@ ++@@.",
277 "BB.@ ...",
278 "BB.@@@@+++",
279 "BB..... "
280 };
281 static const char * xpm_l_b[] = {
282 "10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
283 "BBBBBBBBBB",
284 "BBBBBBBBBB",
285 " .....BB",
286 "+++@@@@.BB",
287 "... @.BB",
288 ".@@++ @.BB",
289 ".@ .+ @.BB",
290 " +. @.+ BB",
291 " ++@@.+ BB",
292 " ...+ BB"
293 };
294 static const char * xpm_b[] = {
295 "10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
296 "BBBBBBBBBB",
297 "BBBBBBBBBB",
298 " .....",
299 " ++++@@@@.",
300 " +... @.",
301 " +.@@++ @.",
302 " +.@ .+ @.",
303 ".@ +. @.+ ",
304 ".@ ++@@.+ ",
305 ".@ ...+ "
306 };
307 static const char * xpm_r_b[] = {
308 "10 10 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
309 "BBBBBBBBBB",
310 "BBBBBBBBBB",
311 "BB ...",
312 "BB ++++@@@",
313 "BB +... ",
314 "BB +.@@++ ",
315 "BB +.@ .+ ",
316 "BB.@ +. @.",
317 "BB.@ ++@@.",
318 "BB.@ ..."
319 };
320 static const char * xpm_sm[] = {
321 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
322 " .....",
323 " ++++@@@",
324 " +... ",
325 " +.@@++ ",
326 " +.@ .+ ",
327 ".@ +. @.",
328 ".@ ++@@.",
329 ".@ ..."
330 };
331 static const char * xpm_gt[] = {
332 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
333 " .....BB",
334 " ++++@@@@.BB",
335 " +... @.BB",
336 " +.@@++ @.BB",
337 " +.@ .+ @.BB",
338 ".@ +. @.+ BB",
339 ".@ ++@@.+ BB",
340 ".@ ...+ BB",
341 ".@@@@++++ BB",
342 "..... BB",
343 "BBBBBBBBBBBB",
344 "BBBBBBBBBBBB"
345 };
346 static const char * xpm_gt_l_t[] = {
347 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
348 "... @.BBBB",
349 ".@@++ @.BBBB",
350 ".@ .+ @.BBBB",
351 " +. @.+ BBBB",
352 " ++@@.+ BBBB",
353 " ...+ BBBB",
354 "@@@++++ BBBB",
355 "... BBBB",
356 "BBBBBBBBBBBB",
357 "BBBBBBBBBBBB",
358 "BBBBBBBBBBBB",
359 "BBBBBBBBBBBB"
360 };
361 static const char * xpm_gt_l[] = {
362 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
363 " .....BBBB",
364 "+++@@@@.BBBB",
365 "... @.BBBB",
366 ".@@++ @.BBBB",
367 ".@ .+ @.BBBB",
368 " +. @.+ BBBB",
369 " ++@@.+ BBBB",
370 " ...+ BBBB",
371 "@@@++++ BBBB",
372 "... BBBB",
373 "BBBBBBBBBBBB",
374 "BBBBBBBBBBBB"
375 };
376 static const char * xpm_gt_l_b[] = {
377 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
378 "BBBBBBBBBBBB",
379 "BBBBBBBBBBBB",
380 " .....BBBB",
381 "+++@@@@.BBBB",
382 "... @.BBBB",
383 ".@@++ @.BBBB",
384 ".@ .+ @.BBBB",
385 " +. @.+ BBBB",
386 " ++@@.+ BBBB",
387 " ...+ BBBB",
388 "@@@++++ BBBB",
389 "... BBBB"
390 };
391 static const char * xpm_gt_l_bb[] = {
392 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
393 "BBBBBBBBBBBB",
394 "BBBBBBBBBBBB",
395 "BBBBBBBBBBBB",
396 "BBBBBBBBBBBB",
397 " .....BBBB",
398 "+++@@@@.BBBB",
399 "... @.BBBB",
400 ".@@++ @.BBBB",
401 ".@ .+ @.BBBB",
402 " +. @.+ BBBB",
403 " ++@@.+ BBBB",
404 " ...+ BBBB"
405 };
406 static const char * xpm_gt_t[] = {
407 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
408 " +... @.BB",
409 " +.@@++ @.BB",
410 " +.@ .+ @.BB",
411 ".@ +. @.+ BB",
412 ".@ ++@@.+ BB",
413 ".@ ...+ BB",
414 ".@@@@++++ BB",
415 "..... BB",
416 "BBBBBBBBBBBB",
417 "BBBBBBBBBBBB",
418 "BBBBBBBBBBBB",
419 "BBBBBBBBBBBB"
420 };
421 static const char * xpm_gt_b[] = {
422 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
423 "BBBBBBBBBBBB",
424 "BBBBBBBBBBBB",
425 " .....BB",
426 " ++++@@@@.BB",
427 " +... @.BB",
428 " +.@@++ @.BB",
429 " +.@ .+ @.BB",
430 ".@ +. @.+ BB",
431 ".@ ++@@.+ BB",
432 ".@ ...+ BB",
433 ".@@@@++++ BB",
434 "..... BB"
435 };
436 static const char * xpm_gt_bb[] = {
437 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
438 "BBBBBBBBBBBB",
439 "BBBBBBBBBBBB",
440 "BBBBBBBBBBBB",
441 "BBBBBBBBBBBB",
442 " .....BB",
443 " ++++@@@@.BB",
444 " +... @.BB",
445 " +.@@++ @.BB",
446 " +.@ .+ @.BB",
447 ".@ +. @.+ BB",
448 ".@ ++@@.+ BB",
449 ".@ ...+ BB"
450 };
451 static const char * xpm_gt_r_t[] = {
452 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
453 "BB +... @.",
454 "BB +.@@++ @.",
455 "BB +.@ .+ @.",
456 "BB.@ +. @.+ ",
457 "BB.@ ++@@.+ ",
458 "BB.@ ...+ ",
459 "BB.@@@@++++ ",
460 "BB..... ",
461 "BBBBBBBBBBBB",
462 "BBBBBBBBBBBB",
463 "BBBBBBBBBBBB",
464 "BBBBBBBBBBBB"
465 };
466 static const char * xpm_gt_r[] = {
467 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
468 "BB .....",
469 "BB ++++@@@@.",
470 "BB +... @.",
471 "BB +.@@++ @.",
472 "BB +.@ .+ @.",
473 "BB.@ +. @.+ ",
474 "BB.@ ++@@.+ ",
475 "BB.@ ...+ ",
476 "BB.@@@@++++ ",
477 "BB..... ",
478 "BBBBBBBBBBBB",
479 "BBBBBBBBBBBB"
480 };
481 static const char * xpm_gt_r_b[] = {
482 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
483 "BBBBBBBBBBBB",
484 "BBBBBBBBBBBB",
485 "BB .....",
486 "BB ++++@@@@.",
487 "BB +... @.",
488 "BB +.@@++ @.",
489 "BB +.@ .+ @.",
490 "BB.@ +. @.+ ",
491 "BB.@ ++@@.+ ",
492 "BB.@ ...+ ",
493 "BB.@@@@++++ ",
494 "BB..... "
495 };
496 static const char * xpm_gt_r_bb[] = {
497 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
498 "BBBBBBBBBBBB",
499 "BBBBBBBBBBBB",
500 "BBBBBBBBBBBB",
501 "BBBBBBBBBBBB",
502 "BB .....",
503 "BB ++++@@@@.",
504 "BB +... @.",
505 "BB +.@@++ @.",
506 "BB +.@ .+ @.",
507 "BB.@ +. @.+ ",
508 "BB.@ ++@@.+ ",
509 "BB.@ ...+ "
510 };
511 static const char * xpm_gt_rr_t[] = {
512 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
513 "BBBB +... ",
514 "BBBB +.@@++ ",
515 "BBBB +.@ .+ ",
516 "BBBB.@ +. @.",
517 "BBBB.@ ++@@.",
518 "BBBB.@ ...",
519 "BBBB.@@@@+++",
520 "BBBB..... ",
521 "BBBBBBBBBBBB",
522 "BBBBBBBBBBBB",
523 "BBBBBBBBBBBB",
524 "BBBBBBBBBBBB"
525 };
526 static const char * xpm_gt_rr[] = {
527 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
528 "BBBB ...",
529 "BBBB ++++@@@",
530 "BBBB +... ",
531 "BBBB +.@@++ ",
532 "BBBB +.@ .+ ",
533 "BBBB.@ +. @.",
534 "BBBB.@ ++@@.",
535 "BBBB.@ ...",
536 "BBBB.@@@@+++",
537 "BBBB..... ",
538 "BBBBBBBBBBBB",
539 "BBBBBBBBBBBB"
540 };
541 static const char * xpm_gt_rr_b[] = {
542 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
543 "BBBBBBBBBBBB",
544 "BBBBBBBBBBBB",
545 "BBBB ...",
546 "BBBB ++++@@@",
547 "BBBB +... ",
548 "BBBB +.@@++ ",
549 "BBBB +.@ .+ ",
550 "BBBB.@ +. @.",
551 "BBBB.@ ++@@.",
552 "BBBB.@ ...",
553 "BBBB.@@@@+++",
554 "BBBB..... "
555 };
556 static const char * xpm_gt_rr_bb[] = {
557 "12 12 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
558 "BBBBBBBBBBBB",
559 "BBBBBBBBBBBB",
560 "BBBBBBBBBBBB",
561 "BBBBBBBBBBBB",
562 "BBBB ...",
563 "BBBB ++++@@@",
564 "BBBB +... ",
565 "BBBB +.@@++ ",
566 "BBBB +.@ .+ ",
567 "BBBB.@ +. @.",
568 "BBBB.@ ++@@.",
569 "BBBB.@ ..."
570 };
571 static const char * xpm_sm_ll_tt[] = {
572 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
573 " .+ @.BB",
574 ". @.+ BB",
575 "+@@.+ BB",
576 " ...+ BB",
577 "@++++ BB",
578 ". BB",
579 "BBBBBBBB",
580 "BBBBBBBB"
581 };
582 static const char * xpm_sm_ll_t[] = {
583 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
584 ". @.BB",
585 "@++ @.BB",
586 " .+ @.BB",
587 ". @.+ BB",
588 "+@@.+ BB",
589 " ...+ BB",
590 "@++++ BB",
591 ". BB"
592 };
593 static const char * xpm_sm_ll[] = {
594 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
595 " .....BB",
596 "+@@@@.BB",
597 ". @.BB",
598 "@++ @.BB",
599 " .+ @.BB",
600 ". @.+ BB",
601 "+@@.+ BB",
602 " ...+ BB"
603 };
604 static const char * xpm_sm_ll_b[] = {
605 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
606 "BBBBBBBB",
607 "BBBBBBBB",
608 " .....BB",
609 "+@@@@.BB",
610 ". @.BB",
611 "@++ @.BB",
612 " .+ @.BB",
613 ". @.+ BB"
614 };
615 static const char * xpm_sm_l_tt[] = {
616 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
617 ".@ .+ @.",
618 " +. @.+ ",
619 " ++@@.+ ",
620 " ...+ ",
621 "@@@++++ ",
622 "... ",
623 "BBBBBBBB",
624 "BBBBBBBB"
625 };
626 static const char * xpm_sm_l_t[] = {
627 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
628 "... @.",
629 ".@@++ @.",
630 ".@ .+ @.",
631 " +. @.+ ",
632 " ++@@.+ ",
633 " ...+ ",
634 "@@@++++ ",
635 "... "
636 };
637 static const char * xpm_sm_l[] = {
638 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
639 " .....",
640 "+++@@@@.",
641 "... @.",
642 ".@@++ @.",
643 ".@ .+ @.",
644 " +. @.+ ",
645 " ++@@.+ ",
646 " ...+ "
647 };
648 static const char * xpm_sm_l_b[] = {
649 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
650 "BBBBBBBB",
651 "BBBBBBBB",
652 " .....",
653 "+++@@@@.",
654 "... @.",
655 ".@@++ @.",
656 ".@ .+ @.",
657 " +. @.+ "
658 };
659 static const char * xpm_sm_tt[] = {
660 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
661 " +.@ .+ ",
662 ".@ +. @.",
663 ".@ ++@@.",
664 ".@ ...",
665 ".@@@@+++",
666 "..... ",
667 "BBBBBBBB",
668 "BBBBBBBB"
669 };
670 static const char * xpm_sm_t[] = {
671 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
672 " +... ",
673 " +.@@++ ",
674 " +.@ .+ ",
675 ".@ +. @.",
676 ".@ ++@@.",
677 ".@ ...",
678 ".@@@@+++",
679 "..... "
680 };
681 static const char * xpm_sm_b[] = {
682 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
683 "BBBBBBBB",
684 "BBBBBBBB",
685 " ...",
686 " ++++@@@",
687 " +... ",
688 " +.@@++ ",
689 " +.@ .+ ",
690 ".@ +. @."
691 };
692 static const char * xpm_sm_r_tt[] = {
693 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
694 "BB +.@ .",
695 "BB.@ +. ",
696 "BB.@ ++@",
697 "BB.@ .",
698 "BB.@@@@+",
699 "BB..... ",
700 "BBBBBBBB",
701 "BBBBBBBB"
702 };
703 static const char * xpm_sm_r_t[] = {
704 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
705 "BB +... ",
706 "BB +.@@+",
707 "BB +.@ .",
708 "BB.@ +. ",
709 "BB.@ ++@",
710 "BB.@ .",
711 "BB.@@@@+",
712 "BB..... "
713 };
714 static const char * xpm_sm_r[] = {
715 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
716 "BB .",
717 "BB ++++@",
718 "BB +... ",
719 "BB +.@@+",
720 "BB +.@ .",
721 "BB.@ +. ",
722 "BB.@ ++@",
723 "BB.@ ."
724 };
725 static const char * xpm_sm_r_b[] = {
726 "8 8 5 1", "B c Black", " c #00ff00", ". c #0000ff", "+ c #7f7f7f", "@ c #FF0000",
727 "BBBBBBBB",
728 "BBBBBBBB",
729 "BB .",
730 "BB ++++@",
731 "BB +... ",
732 "BB +.@@+",
733 "BB +.@ .",
734 "BB.@ +. "
735 };
736
737 // this table defines all tests
738 struct SizeTestData
739 {
740 int w, h, dx, dy; // first parameters for Size()
741 const char **ref_xpm; // expected result
742 } sizeTestData[] =
743 {
744 { 10, 10, 0, 0, xpm_orig}, // same size, same position
745 { 12, 12, 0, 0, xpm_gt}, // target larger, same position
746 { 8, 8, 0, 0, xpm_sm}, // target smaller, same position
747 { 10, 10, -2, -2, xpm_l_t}, // same size, move left up
748 { 10, 10, -2, 0, xpm_l}, // same size, move left
749 { 10, 10, -2, 2, xpm_l_b}, // same size, move left down
750 { 10, 10, 0, -2, xpm_t}, // same size, move up
751 { 10, 10, 0, 2, xpm_b}, // same size, move down
752 { 10, 10, 2, -2, xpm_r_t}, // same size, move right up
753 { 10, 10, 2, 0, xpm_r}, // same size, move right
754 { 10, 10, 2, 2, xpm_r_b}, // same size, move right down
755 { 12, 12, -2, -2, xpm_gt_l_t}, // target larger, move left up
756 { 12, 12, -2, 0, xpm_gt_l}, // target larger, move left
757 { 12, 12, -2, 2, xpm_gt_l_b}, // target larger, move left down
758 { 12, 12, -2, 4, xpm_gt_l_bb}, // target larger, move left down
759 { 12, 12, 0, -2, xpm_gt_t}, // target larger, move up
760 { 12, 12, 0, 2, xpm_gt_b}, // target larger, move down
761 { 12, 12, 0, 4, xpm_gt_bb}, // target larger, move down
762 { 12, 12, 2, -2, xpm_gt_r_t}, // target larger, move right up
763 { 12, 12, 2, 0, xpm_gt_r}, // target larger, move right
764 { 12, 12, 2, 2, xpm_gt_r_b}, // target larger, move right down
765 { 12, 12, 2, 4, xpm_gt_r_bb}, // target larger, move right down
766 { 12, 12, 4, -2, xpm_gt_rr_t}, // target larger, move right up
767 { 12, 12, 4, 0, xpm_gt_rr}, // target larger, move right
768 { 12, 12, 4, 2, xpm_gt_rr_b}, // target larger, move right down
769 { 12, 12, 4, 4, xpm_gt_rr_bb}, // target larger, move right down
770 { 8, 8, -4, -4, xpm_sm_ll_tt}, // target smaller, move left up
771 { 8, 8, -4, -2, xpm_sm_ll_t}, // target smaller, move left up
772 { 8, 8, -4, 0, xpm_sm_ll}, // target smaller, move left
773 { 8, 8, -4, 2, xpm_sm_ll_b}, // target smaller, move left down
774 { 8, 8, -2, -4, xpm_sm_l_tt}, // target smaller, move left up
775 { 8, 8, -2, -2, xpm_sm_l_t}, // target smaller, move left up
776 { 8, 8, -2, 0, xpm_sm_l}, // target smaller, move left
777 { 8, 8, -2, 2, xpm_sm_l_b}, // target smaller, move left down
778 { 8, 8, 0, -4, xpm_sm_tt}, // target smaller, move up
779 { 8, 8, 0, -2, xpm_sm_t}, // target smaller, move up
780 { 8, 8, 0, 2, xpm_sm_b}, // target smaller, move down
781 { 8, 8, 2, -4, xpm_sm_r_tt}, // target smaller, move right up
782 { 8, 8, 2, -2, xpm_sm_r_t}, // target smaller, move right up
783 { 8, 8, 2, 0, xpm_sm_r}, // target smaller, move right
784 { 8, 8, 2, 2, xpm_sm_r_b}, // target smaller, move right down
785 };
786
787 const wxImage src_img(xpm_orig);
788 for ( unsigned i = 0; i < WXSIZEOF(sizeTestData); i++ )
789 {
790 SizeTestData& st = sizeTestData[i];
791 wxImage
792 actual(src_img.Size(wxSize(st.w, st.h), wxPoint(st.dx, st.dy), 0, 0, 0)),
793 expected(st.ref_xpm);
794
795 // to check results with an image viewer uncomment this:
796 //actual.SaveFile(wxString::Format("imagetest-%02d-actual.png", i), wxBITMAP_TYPE_PNG);
797 //expected.SaveFile(wxString::Format("imagetest-%02d-exp.png", i), wxBITMAP_TYPE_PNG);
798
799 CPPUNIT_ASSERT_EQUAL( actual.GetSize().x, expected.GetSize().x );
800 CPPUNIT_ASSERT_EQUAL( actual.GetSize().y, expected.GetSize().y );
801
802 const unsigned data_len = 3 * expected.GetHeight() * expected.GetWidth();
803
804 WX_ASSERT_MESSAGE
805 (
806 ("Resize test #%u: (%d, %d), (%d, %d)", i, st.w, st.h, st.dx, st.dy),
807 memcmp(actual.GetData(), expected.GetData(), data_len) == 0
808 );
809 }
810}
811
812
21fe35af
FM
813/*
814 TODO: add lots of more tests to wxImage functions
815*/