rostests/winetests/gdi32/path.c

   1 /*
   2  * Unit test suite for paths
   3  *
   4  * Copyright 2007 Laurent Vromman
   5  * Copyright 2007 Misha Koshelev
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include <stdarg.h>
  23 #include <stdio.h>
  24 #include <assert.h>
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "wingdi.h"
  28
  29 #include "wine/test.h"
  30
  31 #include "winuser.h"
  32 #include "winerror.h"
  33
  34 #define expect(expected, got) ok(got == expected, "Expected %.8x, got %.8x\n", expected, got)
  35
  36 static void test_path_state(void)
  37 {
  38     BYTE buffer[sizeof(BITMAPINFO) + 256 * sizeof(RGBQUAD)];
  39     BITMAPINFO *bi = (BITMAPINFO *)buffer;
  40     HDC hdc;
  41     HBITMAP orig, dib;
  42     void *bits;
  43     BOOL ret;
  44
  45     hdc = CreateCompatibleDC( 0 );
  46     memset( buffer, 0, sizeof(buffer) );
  47     bi->bmiHeader.biSize = sizeof(bi->bmiHeader);
  48     bi->bmiHeader.biHeight = 256;
  49     bi->bmiHeader.biWidth = 256;
  50     bi->bmiHeader.biBitCount = 32;
  51     bi->bmiHeader.biPlanes = 1;
  52     bi->bmiHeader.biCompression = BI_RGB;
  53     dib = CreateDIBSection( 0, bi, DIB_RGB_COLORS, (void**)&bits, NULL, 0 );
  54     orig = SelectObject( hdc, dib );
  55
  56     BeginPath( hdc );
  57     LineTo( hdc, 100, 100 );
  58     ret = WidenPath( hdc );
  59     ok( !ret, "WidenPath succeeded\n" );
  60
  61     /* selecting another bitmap doesn't affect the path */
  62     SelectObject( hdc, orig );
  63     ret = WidenPath( hdc );
  64     ok( !ret, "WidenPath succeeded\n" );
  65
  66     SelectObject( hdc, dib );
  67     ret = WidenPath( hdc );
  68     ok( !ret, "WidenPath succeeded\n" );
  69
  70     ret = EndPath( hdc );
  71     ok( ret, "EndPath failed error %u\n", GetLastError() );
  72     ret = WidenPath( hdc );
  73     ok( ret, "WidenPath failed error %u\n", GetLastError() );
  74
  75     SelectObject( hdc, orig );
  76     ret = WidenPath( hdc );
  77     ok( ret, "WidenPath failed error %u\n", GetLastError() );
  78
  79     BeginPath( hdc );
  80     LineTo( hdc, 100, 100 );
  81     ret = WidenPath( hdc );
  82     ok( !ret, "WidenPath succeeded\n" );
  83     SaveDC( hdc );
  84     SelectObject( hdc, dib );
  85     ret = EndPath( hdc );
  86     ok( ret, "EndPath failed error %u\n", GetLastError() );
  87     ret = WidenPath( hdc );
  88     ok( ret, "WidenPath failed error %u\n", GetLastError() );
  89
  90     /* path should be open again after RestoreDC */
  91     RestoreDC( hdc, -1  );
  92     ret = WidenPath( hdc );
  93     ok( !ret, "WidenPath succeeded\n" );
  94     ret = EndPath( hdc );
  95     ok( ret, "EndPath failed error %u\n", GetLastError() );
  96
  97     SaveDC( hdc );
  98     BeginPath( hdc );
  99     RestoreDC( hdc, -1  );
 100     ret = WidenPath( hdc );
 101     ok( ret, "WidenPath failed error %u\n", GetLastError() );
 102
 103     /* test all functions with no path at all */
 104     AbortPath( hdc );
 105     SetLastError( 0xdeadbeef );
 106     ret = WidenPath( hdc );
 107     ok( !ret, "WidenPath succeeded\n" );
 108     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 109         "wrong error %u\n", GetLastError() );
 110
 111     SetLastError( 0xdeadbeef );
 112     ret = FlattenPath( hdc );
 113     ok( !ret, "FlattenPath succeeded\n" );
 114     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 115         "wrong error %u\n", GetLastError() );
 116
 117     SetLastError( 0xdeadbeef );
 118     ret = StrokePath( hdc );
 119     ok( !ret, "StrokePath succeeded\n" );
 120     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 121         "wrong error %u\n", GetLastError() );
 122
 123     SetLastError( 0xdeadbeef );
 124     ret = FillPath( hdc );
 125     ok( !ret, "FillPath succeeded\n" );
 126     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 127         "wrong error %u\n", GetLastError() );
 128
 129     SetLastError( 0xdeadbeef );
 130     ret = StrokeAndFillPath( hdc );
 131     ok( !ret, "StrokeAndFillPath succeeded\n" );
 132     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 133         "wrong error %u\n", GetLastError() );
 134
 135     SetLastError( 0xdeadbeef );
 136     ret = SelectClipPath( hdc, RGN_OR );
 137     ok( !ret, "SelectClipPath succeeded\n" );
 138     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 139         "wrong error %u\n", GetLastError() );
 140
 141     SetLastError( 0xdeadbeef );
 142     ret = EndPath( hdc );
 143     ok( !ret, "SelectClipPath succeeded\n" );
 144     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 145         "wrong error %u\n", GetLastError() );
 146
 147     SetLastError( 0xdeadbeef );
 148     ret = CloseFigure( hdc );
 149     ok( !ret, "CloseFigure succeeded\n" );
 150     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 151         "wrong error %u\n", GetLastError() );
 152
 153     /* test all functions with an open path */
 154     AbortPath( hdc );
 155     BeginPath( hdc );
 156     SetLastError( 0xdeadbeef );
 157     ret = WidenPath( hdc );
 158     ok( !ret, "WidenPath succeeded\n" );
 159     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 160         "wrong error %u\n", GetLastError() );
 161
 162     AbortPath( hdc );
 163     BeginPath( hdc );
 164     SetLastError( 0xdeadbeef );
 165     ret = FlattenPath( hdc );
 166     ok( !ret, "FlattenPath succeeded\n" );
 167     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 168         "wrong error %u\n", GetLastError() );
 169
 170     AbortPath( hdc );
 171     BeginPath( hdc );
 172     SetLastError( 0xdeadbeef );
 173     ret = StrokePath( hdc );
 174     ok( !ret, "StrokePath succeeded\n" );
 175     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 176         "wrong error %u\n", GetLastError() );
 177
 178     AbortPath( hdc );
 179     BeginPath( hdc );
 180     SetLastError( 0xdeadbeef );
 181     ret = FillPath( hdc );
 182     ok( !ret, "FillPath succeeded\n" );
 183     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 184         "wrong error %u\n", GetLastError() );
 185
 186     AbortPath( hdc );
 187     BeginPath( hdc );
 188     SetLastError( 0xdeadbeef );
 189     ret = StrokeAndFillPath( hdc );
 190     ok( !ret, "StrokeAndFillPath succeeded\n" );
 191     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 192         "wrong error %u\n", GetLastError() );
 193
 194     AbortPath( hdc );
 195     BeginPath( hdc );
 196     Rectangle( hdc, 1, 1, 10, 10 );  /* region needs some contents */
 197     SetLastError( 0xdeadbeef );
 198     ret = SelectClipPath( hdc, RGN_OR );
 199     ok( !ret, "SelectClipPath succeeded\n" );
 200     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 201         "wrong error %u\n", GetLastError() );
 202
 203     AbortPath( hdc );
 204     BeginPath( hdc );
 205     ret = CloseFigure( hdc );
 206     ok( ret, "CloseFigure failed\n" );
 207
 208     /* test all functions with a closed path */
 209     AbortPath( hdc );
 210     BeginPath( hdc );
 211     EndPath( hdc );
 212     ret = WidenPath( hdc );
 213     ok( ret, "WidenPath failed\n" );
 214
 215     AbortPath( hdc );
 216     BeginPath( hdc );
 217     EndPath( hdc );
 218     ret = FlattenPath( hdc );
 219     ok( ret, "FlattenPath failed\n" );
 220
 221     AbortPath( hdc );
 222     BeginPath( hdc );
 223     EndPath( hdc );
 224     ret = StrokePath( hdc );
 225     ok( ret, "StrokePath failed\n" );
 226
 227     AbortPath( hdc );
 228     BeginPath( hdc );
 229     EndPath( hdc );
 230     ret = FillPath( hdc );
 231     ok( ret, "FillPath failed\n" );
 232
 233     AbortPath( hdc );
 234     BeginPath( hdc );
 235     EndPath( hdc );
 236     ret = StrokeAndFillPath( hdc );
 237     ok( ret, "StrokeAndFillPath failed\n" );
 238
 239     AbortPath( hdc );
 240     BeginPath( hdc );
 241     Rectangle( hdc, 1, 1, 10, 10 );  /* region needs some contents */
 242     EndPath( hdc );
 243     ret = SelectClipPath( hdc, RGN_OR );
 244     ok( ret, "SelectClipPath failed\n" );
 245
 246     AbortPath( hdc );
 247     BeginPath( hdc );
 248     EndPath( hdc );
 249     SetLastError( 0xdeadbeef );
 250     ret = CloseFigure( hdc );
 251     ok( !ret, "CloseFigure succeeded\n" );
 252     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 253         "wrong error %u\n", GetLastError() );
 254
 255     AbortPath( hdc );
 256     BeginPath( hdc );
 257     EndPath( hdc );
 258     SetLastError( 0xdeadbeef );
 259     ret = EndPath( hdc );
 260     ok( !ret, "SelectClipPath succeeded\n" );
 261     ok( GetLastError() == ERROR_CAN_NOT_COMPLETE || broken(GetLastError() == 0xdeadbeef),
 262         "wrong error %u\n", GetLastError() );
 263
 264     DeleteDC( hdc );
 265     DeleteObject( dib );
 266 }
 267
 268 static void test_widenpath(void)
 269 {
 270     HDC hdc = GetDC(0);
 271     HPEN greenPen, narrowPen;
 272     POINT pnt[6];
 273     INT nSize;
 274     BOOL ret;
 275
 276     /* Create a pen to be used in WidenPath */
 277     greenPen = CreatePen(PS_SOLID, 10, RGB(0,0,0));
 278     SelectObject(hdc, greenPen);
 279
 280     /* Prepare a path */
 281     pnt[0].x = 100;
 282     pnt[0].y = 0;
 283     pnt[1].x = 200;
 284     pnt[1].y = 0;
 285     pnt[2].x = 300;
 286     pnt[2].y = 100;
 287     pnt[3].x = 300;
 288     pnt[3].y = 200;
 289     pnt[4].x = 200;
 290     pnt[4].y = 300;
 291     pnt[5].x = 100;
 292     pnt[5].y = 300;
 293
 294     /* Set a polyline path */
 295     BeginPath(hdc);
 296     Polyline(hdc, pnt, 6);
 297     EndPath(hdc);
 298
 299     /* Widen the polyline path */
 300     ok(WidenPath(hdc), "WidenPath fails while widening a poyline path.\n");
 301
 302     /* Test if WidenPath seems to have done his job */
 303     nSize = GetPath(hdc, NULL, NULL, 0);
 304     ok(nSize != -1, "GetPath fails after calling WidenPath.\n");
 305     ok(nSize > 6, "Path number of points is too low. Should be more than 6 but is %d\n", nSize);
 306
 307     AbortPath(hdc);
 308
 309     /* Test WidenPath with an open path (last error only set on Win2k and later) */
 310     SetLastError(0xdeadbeef);
 311     BeginPath(hdc);
 312     ret = WidenPath(hdc);
 313     ok(ret == FALSE && (GetLastError() == ERROR_CAN_NOT_COMPLETE || GetLastError() == 0xdeadbeef),
 314        "WidenPath fails while widening an open path. Return value is %d, should be %d. Error is %u\n", ret, FALSE, GetLastError());
 315
 316     AbortPath(hdc);
 317
 318     /* Test when the pen width is equal to 1. The path should change too */
 319     narrowPen = CreatePen(PS_SOLID, 1, RGB(0,0,0));
 320     SelectObject(hdc, narrowPen);
 321     BeginPath(hdc);
 322     Polyline(hdc, pnt, 6);
 323     EndPath(hdc);
 324     ret = WidenPath(hdc);
 325     ok(ret == TRUE, "WidenPath failed: %d\n", GetLastError());
 326     nSize = GetPath(hdc, NULL, NULL, 0);
 327     ok(nSize > 6, "WidenPath should compute a widened path with a 1px wide pen. Path length is %d, should be more than 6\n", nSize);
 328
 329     ReleaseDC(0, hdc);
 330     return;
 331 }
 332
 333 /*
 334  * Tests for GDI drawing functions in paths
 335  */
 336
 337 typedef struct
 338 {
 339     int x, y;
 340     BYTE type;
 341
 342     /* How many extra entries before this one only on wine
 343      * but not on native? */
 344     int wine_only_entries_preceding;
 345
 346     /* 0 - This entry matches on wine.
 347      * 1 - This entry corresponds to a single entry on wine that does not match the native entry.
 348      * 2 - This entry is currently skipped on wine but present on native. */
 349     int todo;
 350 } path_test_t;
 351
 352 /* Helper function to verify that the current path in the given DC matches the expected path.
 353  *
 354  * We use a "smart" matching algorithm that allows us to detect partial improvements
 355  * in conformance. Specifically, two running indices are kept, one through the actual
 356  * path and one through the expected path. The actual path index increases unless there is
 357  * no match and the todo field of the appropriate path_test_t element is 2. Similarly,
 358  * if the wine_entries_preceding field of the appropriate path_test_t element is non-zero,
 359  * the expected path index does not increase for that many elements as long as there
 360  * is no match. This allows us to todo_wine extra path elements that are present only
 361  * on wine but not on native and vice versa.
 362  *
 363  * Note that if expected_size is zero and the WINETEST_DEBUG environment variable is
 364  * greater than 2, the trace() output is a C path_test_t array structure, useful for making
 365  * new tests that use this function.
 366  */
 367 static void ok_path(HDC hdc, const char *path_name, const path_test_t *expected, int expected_size, BOOL todo_size)
 368 {
 369     static const char *type_string[8] = { "Unknown (0)", "PT_CLOSEFIGURE", "PT_LINETO",
 370                                           "PT_LINETO | PT_CLOSEFIGURE", "PT_BEZIERTO",
 371                                           "PT_BEZIERTO | PT_CLOSEFIGURE", "PT_MOVETO", "PT_MOVETO | PT_CLOSEFIGURE"};
 372     POINT *pnt = NULL;
 373     BYTE *types = NULL;
 374     int size, numskip,
 375         idx = 0, eidx = 0;
 376
 377     /* Get the path */
 378     assert(hdc != 0);
 379     size = GetPath(hdc, NULL, NULL, 0);
 380     ok(size > 0, "GetPath returned size %d, last error %d\n", size, GetLastError());
 381     if (size <= 0)
 382     {
 383         skip("Cannot perform path comparisons due to failure to retrieve path.\n");
 384         return;
 385     }
 386     pnt = HeapAlloc(GetProcessHeap(), 0, size*sizeof(POINT));
 387     assert(pnt != 0);
 388     types = HeapAlloc(GetProcessHeap(), 0, size*sizeof(BYTE));
 389     assert(types != 0);
 390     size = GetPath(hdc, pnt, types, size);
 391     assert(size > 0);
 392
 393     if (todo_size) todo_wine
 394         ok(size == expected_size, "Path size %d does not match expected size %d\n", size, expected_size);
 395     else
 396         ok(size == expected_size, "Path size %d does not match expected size %d\n", size, expected_size);
 397
 398     if (winetest_debug > 2)
 399         trace("static const path_test_t %s[] = {\n", path_name);
 400
 401     numskip = expected_size ? expected[eidx].wine_only_entries_preceding : 0;
 402     while (idx < size && eidx < expected_size)
 403     {
 404         /* We allow a few pixels fudge in matching X and Y coordinates to account for imprecision in
 405          * floating point to integer conversion */
 406         BOOL match = (types[idx] == expected[eidx].type) &&
 407             (pnt[idx].x >= expected[eidx].x-2 && pnt[idx].x <= expected[eidx].x+2) &&
 408             (pnt[idx].y >= expected[eidx].y-2 && pnt[idx].y <= expected[eidx].y+2);
 409
 410         if (expected[eidx].todo || numskip) todo_wine
 411             ok(match, "Expected #%d: %s (%d,%d) but got %s (%d,%d)\n", eidx,
 412                type_string[expected[eidx].type], expected[eidx].x, expected[eidx].y,
 413                type_string[types[idx]], pnt[idx].x, pnt[idx].y);
 414         else
 415             ok(match, "Expected #%d: %s (%d,%d) but got %s (%d,%d)\n", eidx,
 416                type_string[expected[eidx].type], expected[eidx].x, expected[eidx].y,
 417                type_string[types[idx]], pnt[idx].x, pnt[idx].y);
 418
 419         if (match || expected[eidx].todo != 2)
 420         {
 421             if (winetest_debug > 2)
 422                 trace("    {%d, %d, %s, 0, 0}%s /* %d */\n", pnt[idx].x, pnt[idx].y,
 423                       type_string[types[idx]], idx < size-1 ? "," : "};", idx);
 424             idx++;
 425         }
 426         if (match || !numskip--)
 427             numskip = expected[++eidx].wine_only_entries_preceding;
 428     }
 429
 430     /* If we are debugging and the actual path is longer than the expected path, make
 431      * sure to display the entire path */
 432     if (winetest_debug > 2 && idx < size)
 433         for (; idx < size; idx++)
 434             trace("    {%d, %d, %s, 0, 0}%s /* %d */\n", pnt[idx].x, pnt[idx].y,
 435                   type_string[types[idx]], idx < size-1 ? "," : "};", idx);
 436
 437     HeapFree(GetProcessHeap(), 0, types);
 438     HeapFree(GetProcessHeap(), 0, pnt);
 439 }
 440
 441 static const path_test_t arcto_path[] = {
 442     {0, 0, PT_MOVETO, 0, 0}, /* 0 */
 443     {229, 215, PT_LINETO, 0, 0}, /* 1 */
 444     {248, 205, PT_BEZIERTO, 0, 0}, /* 2 */
 445     {273, 200, PT_BEZIERTO, 0, 0}, /* 3 */
 446     {300, 200, PT_BEZIERTO, 0, 0}, /* 4 */
 447     {355, 200, PT_BEZIERTO, 0, 0}, /* 5 */
 448     {399, 222, PT_BEZIERTO, 0, 0}, /* 6 */
 449     {399, 250, PT_BEZIERTO, 0, 0}, /* 7 */
 450     {399, 263, PT_BEZIERTO, 0, 0}, /* 8 */
 451     {389, 275, PT_BEZIERTO, 0, 0}, /* 9 */
 452     {370, 285, PT_BEZIERTO, 0, 0}, /* 10 */
 453     {363, 277, PT_LINETO, 0, 0}, /* 11 */
 454     {380, 270, PT_BEZIERTO, 0, 0}, /* 12 */
 455     {389, 260, PT_BEZIERTO, 0, 0}, /* 13 */
 456     {389, 250, PT_BEZIERTO, 0, 0}, /* 14 */
 457     {389, 228, PT_BEZIERTO, 0, 0}, /* 15 */
 458     {349, 210, PT_BEZIERTO, 0, 0}, /* 16 */
 459     {300, 210, PT_BEZIERTO, 0, 0}, /* 17 */
 460     {276, 210, PT_BEZIERTO, 0, 0}, /* 18 */
 461     {253, 214, PT_BEZIERTO, 0, 0}, /* 19 */
 462     {236, 222, PT_BEZIERTO | PT_CLOSEFIGURE, 0, 0}}; /* 20 */
 463
 464 static void test_arcto(void)
 465 {
 466     HDC hdc = GetDC(0);
 467
 468     BeginPath(hdc);
 469     SetArcDirection(hdc, AD_CLOCKWISE);
 470     if (!ArcTo(hdc, 200, 200, 400, 300, 200, 200, 400, 300) &&
 471         GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
 472     {
 473         /* ArcTo is only available on Win2k and later */
 474         win_skip("ArcTo is not available\n");
 475         goto done;
 476     }
 477     SetArcDirection(hdc, AD_COUNTERCLOCKWISE);
 478     ArcTo(hdc, 210, 210, 390, 290, 390, 290, 210, 210);
 479     CloseFigure(hdc);
 480     EndPath(hdc);
 481
 482     ok_path(hdc, "arcto_path", arcto_path, sizeof(arcto_path)/sizeof(path_test_t), 0);
 483 done:
 484     ReleaseDC(0, hdc);
 485 }
 486
 487 static const path_test_t anglearc_path[] = {
 488     {0, 0, PT_MOVETO, 0, 0}, /* 0 */
 489     {371, 229, PT_LINETO, 0, 0}, /* 1 */
 490     {352, 211, PT_BEZIERTO, 0, 0}, /* 2 */
 491     {327, 200, PT_BEZIERTO, 0, 0}, /* 3 */
 492     {300, 200, PT_BEZIERTO, 0, 0}, /* 4 */
 493     {245, 200, PT_BEZIERTO, 0, 0}, /* 5 */
 494     {200, 245, PT_BEZIERTO, 0, 0}, /* 6 */
 495     {200, 300, PT_BEZIERTO, 0, 0}, /* 7 */
 496     {200, 300, PT_BEZIERTO, 0, 0}, /* 8 */
 497     {200, 300, PT_BEZIERTO, 0, 0}, /* 9 */
 498     {200, 300, PT_BEZIERTO, 0, 0}, /* 10 */
 499     {231, 260, PT_LINETO, 0, 0}, /* 11 */
 500     {245, 235, PT_BEZIERTO, 0, 0}, /* 12 */
 501     {271, 220, PT_BEZIERTO, 0, 0}, /* 13 */
 502     {300, 220, PT_BEZIERTO, 0, 0}, /* 14 */
 503     {344, 220, PT_BEZIERTO, 0, 0}, /* 15 */
 504     {380, 256, PT_BEZIERTO, 0, 0}, /* 16 */
 505     {380, 300, PT_BEZIERTO, 0, 0}, /* 17 */
 506     {380, 314, PT_BEZIERTO, 0, 0}, /* 18 */
 507     {376, 328, PT_BEZIERTO, 0, 0}, /* 19 */
 508     {369, 340, PT_BEZIERTO | PT_CLOSEFIGURE, 0, 0}}; /* 20 */
 509
 510 static void test_anglearc(void)
 511 {
 512     HDC hdc = GetDC(0);
 513     BeginPath(hdc);
 514     if (!AngleArc(hdc, 300, 300, 100, 45.0, 135.0) &&
 515         GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
 516     {
 517         /* AngleArc is only available on Win2k and later */
 518         win_skip("AngleArc is not available\n");
 519         goto done;
 520     }
 521     AngleArc(hdc, 300, 300, 80, 150.0, -180.0);
 522     CloseFigure(hdc);
 523     EndPath(hdc);
 524
 525     ok_path(hdc, "anglearc_path", anglearc_path, sizeof(anglearc_path)/sizeof(path_test_t), 0);
 526 done:
 527     ReleaseDC(0, hdc);
 528 }
 529
 530 static const path_test_t polydraw_path[] = {
 531     {0, 0, PT_MOVETO, 0, 0}, /*0*/
 532     {10, 10, PT_LINETO, 0, 0}, /*1*/
 533     {10, 15, PT_LINETO | PT_CLOSEFIGURE, 0, 0}, /*2*/
 534     {100, 100, PT_MOVETO, 0, 0}, /*3*/
 535     {95, 95, PT_LINETO, 0, 0}, /*4*/
 536     {10, 10, PT_LINETO, 0, 0}, /*5*/
 537     {10, 15, PT_LINETO | PT_CLOSEFIGURE, 0, 0}, /*6*/
 538     {100, 100, PT_MOVETO, 0, 0}, /*7*/
 539     {15, 15, PT_LINETO, 0, 0}, /*8*/
 540     {25, 25, PT_MOVETO, 0, 0}, /*9*/
 541     {25, 30, PT_LINETO, 0, 0}, /*10*/
 542     {100, 100, PT_MOVETO, 0, 0}, /*11*/
 543     {30, 30, PT_BEZIERTO, 0, 0}, /*12*/
 544     {30, 35, PT_BEZIERTO, 0, 0}, /*13*/
 545     {35, 35, PT_BEZIERTO, 0, 0}, /*14*/
 546     {35, 40, PT_LINETO, 0, 0}, /*15*/
 547     {40, 40, PT_MOVETO, 0, 0}, /*16*/
 548     {40, 45, PT_LINETO, 0, 0}, /*17*/
 549     {35, 40, PT_MOVETO, 0, 0}, /*18*/
 550     {45, 50, PT_LINETO, 0, 0}, /*19*/
 551     {35, 40, PT_MOVETO, 0, 0}, /*20*/
 552     {50, 55, PT_LINETO, 0, 0}, /*21*/
 553     {45, 50, PT_LINETO, 0, 0}, /*22*/
 554     {35, 40, PT_MOVETO, 0, 0}, /*23*/
 555     {60, 60, PT_LINETO, 0, 0}, /*24*/
 556     {60, 65, PT_MOVETO, 0, 0}, /*25*/
 557     {65, 65, PT_LINETO, 0, 0} /*26*/
 558     };
 559
 560 static POINT polydraw_pts[] = {
 561     {10, 10}, {10, 15},
 562     {15, 15}, {15, 20}, {20, 20}, {20, 25},
 563     {25, 25}, {25, 30},
 564     {30, 30}, {30, 35}, {35, 35}, {35, 40},
 565     {40, 40}, {40, 45}, {45, 45},
 566     {45, 50}, {50, 50},
 567     {50, 55}, {45, 50}, {55, 60},
 568     {60, 60}, {60, 65}, {65, 65}};
 569
 570 static BYTE polydraw_tps[] =
 571     {PT_LINETO, PT_CLOSEFIGURE | PT_LINETO, /* 2 */
 572      PT_LINETO, PT_BEZIERTO, PT_LINETO, PT_LINETO, /* 6 */
 573      PT_MOVETO, PT_LINETO, /* 8 */
 574      PT_BEZIERTO, PT_BEZIERTO, PT_BEZIERTO, PT_LINETO, /* 12 */
 575      PT_MOVETO, PT_LINETO, PT_CLOSEFIGURE, /* 15 */
 576      PT_LINETO, PT_MOVETO | PT_CLOSEFIGURE, /* 17 */
 577      PT_LINETO, PT_LINETO, PT_MOVETO | PT_CLOSEFIGURE, /* 20 */
 578      PT_LINETO, PT_MOVETO | PT_LINETO, PT_LINETO}; /* 23 */
 579
 580 static void test_polydraw(void)
 581 {
 582     BOOL retb;
 583     HDC hdc = GetDC(0);
 584     BeginPath(hdc);
 585
 586     /* closefigure with no previous moveto */
 587     if (!(retb = PolyDraw(hdc, polydraw_pts, polydraw_tps, 2)) &&
 588         GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
 589     {
 590         /* PolyDraw is only available on Win2k and later */
 591         win_skip("PolyDraw is not available\n");
 592         goto done;
 593     }
 594     expect(TRUE, retb);
 595
 596     MoveToEx(hdc, 100, 100, NULL);
 597     LineTo(hdc, 95, 95);
 598     /* closefigure with previous moveto */
 599     retb = PolyDraw(hdc, polydraw_pts, polydraw_tps, 2);
 600     expect(TRUE, retb);
 601     /* bad bezier points */
 602     retb = PolyDraw(hdc, &(polydraw_pts[2]), &(polydraw_tps[2]), 4);
 603     expect(FALSE, retb);
 604     retb = PolyDraw(hdc, &(polydraw_pts[6]), &(polydraw_tps[6]), 4);
 605     expect(FALSE, retb);
 606     /* good bezier points */
 607     retb = PolyDraw(hdc, &(polydraw_pts[8]), &(polydraw_tps[8]), 4);
 608     expect(TRUE, retb);
 609     /* does lineto or bezierto take precedence? */
 610     retb = PolyDraw(hdc, &(polydraw_pts[12]), &(polydraw_tps[12]), 4);
 611     expect(FALSE, retb);
 612     /* bad point type, has already moved cursor position */
 613     retb = PolyDraw(hdc, &(polydraw_pts[15]), &(polydraw_tps[15]), 4);
 614     expect(FALSE, retb);
 615     /* bad point type, cursor position is moved, but back to its original spot */
 616     retb = PolyDraw(hdc, &(polydraw_pts[17]), &(polydraw_tps[17]), 4);
 617     expect(FALSE, retb);
 618     /* does lineto or moveto take precedence? */
 619     retb = PolyDraw(hdc, &(polydraw_pts[20]), &(polydraw_tps[20]), 3);
 620     expect(TRUE, retb);
 621
 622     EndPath(hdc);
 623     ok_path(hdc, "polydraw_path", polydraw_path, sizeof(polydraw_path)/sizeof(path_test_t), 0);
 624 done:
 625     ReleaseDC(0, hdc);
 626 }
 627
 628 static void test_closefigure(void) {
 629     int nSize, nSizeWitness;
 630     HDC hdc = GetDC(0);
 631
 632     BeginPath(hdc);
 633     MoveToEx(hdc, 95, 95, NULL);
 634     LineTo(hdc, 95,  0);
 635     LineTo(hdc,  0, 95);
 636
 637     CloseFigure(hdc);
 638     EndPath(hdc);
 639     nSize = GetPath(hdc, NULL, NULL, 0);
 640
 641     AbortPath(hdc);
 642
 643     BeginPath(hdc);
 644     MoveToEx(hdc, 95, 95, NULL);
 645     LineTo(hdc, 95,  0);
 646     LineTo(hdc,  0, 95);
 647
 648     EndPath(hdc);
 649     nSizeWitness = GetPath(hdc, NULL, NULL, 0);
 650
 651     /* This test shows CloseFigure does not have to add a point at the end of the path */
 652     ok(nSize == nSizeWitness, "Wrong number of points, no point should be added by CloseFigure\n");
 653
 654     ReleaseDC(0, hdc);
 655 }
 656
 657 static void WINAPI linedda_callback(INT x, INT y, LPARAM lparam)
 658 {
 659     POINT **pt = (POINT**)lparam;
 660     ok((*pt)->x == x && (*pt)->y == y, "point mismatch expect(%d,%d) got(%d,%d)\n",
 661        (*pt)->x, (*pt)->y, x, y);
 662
 663     (*pt)++;
 664     return;
 665 }
 666
 667 static void test_linedda(void)
 668 {
 669     const POINT *pt;
 670     static const POINT array_10_20_20_40[] = {{10,20},{10,21},{11,22},{11,23},
 671                                               {12,24},{12,25},{13,26},{13,27},
 672                                               {14,28},{14,29},{15,30},{15,31},
 673                                               {16,32},{16,33},{17,34},{17,35},
 674                                               {18,36},{18,37},{19,38},{19,39},
 675                                               {-1,-1}};
 676     static const POINT array_10_20_20_43[] = {{10,20},{10,21},{11,22},{11,23},
 677                                               {12,24},{12,25},{13,26},{13,27},
 678                                               {13,28},{14,29},{14,30},{15,31},
 679                                               {15,32},{16,33},{16,34},{17,35},
 680                                               {17,36},{17,37},{18,38},{18,39},
 681                                               {19,40},{19,41},{20,42},{-1,-1}};
 682
 683     static const POINT array_10_20_10_20[] = {{-1,-1}};
 684     static const POINT array_10_20_11_27[] = {{10,20},{10,21},{10,22},{10,23},
 685                                               {11,24},{11,25},{11,26},{-1,-1}};
 686
 687     static const POINT array_20_43_10_20[] = {{20,43},{20,42},{19,41},{19,40},
 688                                               {18,39},{18,38},{17,37},{17,36},
 689                                               {17,35},{16,34},{16,33},{15,32},
 690                                               {15,31},{14,30},{14,29},{13,28},
 691                                               {13,27},{13,26},{12,25},{12,24},
 692                                               {11,23},{11,22},{10,21},{-1,-1}};
 693
 694     static const POINT array_20_20_10_43[] = {{20,20},{20,21},{19,22},{19,23},
 695                                               {18,24},{18,25},{17,26},{17,27},
 696                                               {17,28},{16,29},{16,30},{15,31},
 697                                               {15,32},{14,33},{14,34},{13,35},
 698                                               {13,36},{13,37},{12,38},{12,39},
 699                                               {11,40},{11,41},{10,42},{-1,-1}};
 700
 701     static const POINT array_20_20_43_10[] = {{20,20},{21,20},{22,19},{23,19},
 702                                               {24,18},{25,18},{26,17},{27,17},
 703                                               {28,17},{29,16},{30,16},{31,15},
 704                                               {32,15},{33,14},{34,14},{35,13},
 705                                               {36,13},{37,13},{38,12},{39,12},
 706                                               {40,11},{41,11},{42,10},{-1,-1}};
 707
 708
 709     pt = array_10_20_20_40;
 710     LineDDA(10, 20, 20, 40, linedda_callback, (LPARAM)&pt);
 711     ok(pt->x == -1 && pt->y == -1, "didn't find terminator\n");
 712
 713     pt = array_10_20_20_43;
 714     LineDDA(10, 20, 20, 43, linedda_callback, (LPARAM)&pt);
 715     ok(pt->x == -1 && pt->y == -1, "didn't find terminator\n");
 716
 717     pt = array_10_20_10_20;
 718     LineDDA(10, 20, 10, 20, linedda_callback, (LPARAM)&pt);
 719     ok(pt->x == -1 && pt->y == -1, "didn't find terminator\n");
 720
 721     pt = array_10_20_11_27;
 722     LineDDA(10, 20, 11, 27, linedda_callback, (LPARAM)&pt);
 723     ok(pt->x == -1 && pt->y == -1, "didn't find terminator\n");
 724
 725     pt = array_20_43_10_20;
 726     LineDDA(20, 43, 10, 20, linedda_callback, (LPARAM)&pt);
 727     ok(pt->x == -1 && pt->y == -1, "didn't find terminator\n");
 728
 729     pt = array_20_20_10_43;
 730     LineDDA(20, 20, 10, 43, linedda_callback, (LPARAM)&pt);
 731     ok(pt->x == -1 && pt->y == -1, "didn't find terminator\n");
 732
 733     pt = array_20_20_43_10;
 734     LineDDA(20, 20, 43, 10, linedda_callback, (LPARAM)&pt);
 735     ok(pt->x == -1 && pt->y == -1, "didn't find terminator\n");
 736 }
 737
 738 START_TEST(path)
 739 {
 740     test_path_state();
 741     test_widenpath();
 742     test_arcto();
 743     test_anglearc();
 744     test_polydraw();
 745     test_closefigure();
 746     test_linedda();
 747 }