1 /* 2 * Unit tests for mapping functions 3 * 4 * Copyright (c) 2005 Huw Davies 5 * Copyright (c) 2008 Dmitry Timoshkov 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 <stdio.h> 23 #include <math.h> 24 25 #include "wine/test.h" 26 #include "winbase.h" 27 #include "wingdi.h" 28 #include "winuser.h" 29 #include "winerror.h" 30 31 static DWORD (WINAPI *pSetLayout)(HDC hdc, DWORD layout); 32 static DWORD (WINAPI *pGetLayout)(HDC hdc); 33 static INT (WINAPI *pGetRandomRgn)(HDC hDC, HRGN hRgn, INT iCode); 34 static BOOL (WINAPI *pGetTransform)(HDC, DWORD, XFORM *); 35 static BOOL (WINAPI *pSetVirtualResolution)(HDC, DWORD, DWORD, DWORD, DWORD); 36 37 #define rough_match(got, expected) (abs( MulDiv( (got) - (expected), 1000, (expected) )) <= 5) 38 39 #define expect_LPtoDP(_hdc, _x, _y) \ 40 { \ 41 POINT _pt = { 1000, 1000 }; \ 42 LPtoDP(_hdc, &_pt, 1); \ 43 ok(rough_match(_pt.x, _x), "expected x %d, got %d\n", (_x), _pt.x); \ 44 ok(rough_match(_pt.y, _y), "expected y %d, got %d\n", (_y), _pt.y); \ 45 } 46 47 #define expect_world_transform(_hdc, _em11, _em22) \ 48 { \ 49 BOOL _ret; \ 50 XFORM _xform; \ 51 SetLastError(0xdeadbeef); \ 52 _ret = GetWorldTransform(_hdc, &_xform); \ 53 if (GetLastError() != ERROR_CALL_NOT_IMPLEMENTED) \ 54 { \ 55 ok(_ret, "GetWorldTransform error %u\n", GetLastError()); \ 56 ok(_xform.eM11 == (_em11), "expected %f, got %f\n", (_em11), _xform.eM11); \ 57 ok(_xform.eM12 == 0.0, "expected 0.0, got %f\n", _xform.eM12); \ 58 ok(_xform.eM21 == 0.0, "expected 0.0, got %f\n", _xform.eM21); \ 59 ok(_xform.eM22 == (_em22), "expected %f, got %f\n", (_em22), _xform.eM22); \ 60 ok(_xform.eDx == 0.0, "expected 0.0, got %f\n", _xform.eDx); \ 61 ok(_xform.eDy == 0.0, "expected 0.0, got %f\n", _xform.eDy); \ 62 } \ 63 } 64 65 #define expect_dc_ext(_func, _hdc, _cx, _cy) \ 66 { \ 67 BOOL _ret; \ 68 SIZE _size; \ 69 SetLastError(0xdeadbeef); \ 70 _ret = _func(_hdc, &_size); \ 71 ok(_ret, #_func " error %u\n", GetLastError()); \ 72 ok(_size.cx == (_cx), "expected cx %d, got %d\n", (_cx), _size.cx); \ 73 ok(_size.cy == (_cy), "expected cy %d, got %d\n", (_cy), _size.cy); \ 74 } 75 76 #define expect_viewport_ext(_hdc, _cx, _cy) expect_dc_ext(GetViewportExtEx, _hdc, _cx, _cy) 77 #define expect_window_ext(_hdc, _cx, _cy) expect_dc_ext(GetWindowExtEx, _hdc, _cx, _cy) 78 79 static void test_world_transform(void) 80 { 81 HDC hdc; 82 INT ret, size_cx, size_cy, res_x, res_y, dpi_x, dpi_y; 83 XFORM xform; 84 SIZE size; 85 86 hdc = CreateCompatibleDC(0); 87 88 xform.eM11 = 1.0f; 89 xform.eM12 = 0.0f; 90 xform.eM21 = 0.0f; 91 xform.eM22 = 1.0f; 92 xform.eDx = 0.0f; 93 xform.eDy = 0.0f; 94 ret = SetWorldTransform(hdc, &xform); 95 ok(!ret, "SetWorldTransform should fail in GM_COMPATIBLE mode\n"); 96 97 size_cx = GetDeviceCaps(hdc, HORZSIZE); 98 size_cy = GetDeviceCaps(hdc, VERTSIZE); 99 res_x = GetDeviceCaps(hdc, HORZRES); 100 res_y = GetDeviceCaps(hdc, VERTRES); 101 dpi_x = GetDeviceCaps(hdc, LOGPIXELSX); 102 dpi_y = GetDeviceCaps(hdc, LOGPIXELSY); 103 trace("dc size %d x %d, resolution %d x %d dpi %d x %d\n", 104 size_cx, size_cy, res_x, res_y, dpi_x, dpi_y ); 105 106 expect_viewport_ext(hdc, 1, 1); 107 expect_window_ext(hdc, 1, 1); 108 expect_world_transform(hdc, 1.0, 1.0); 109 expect_LPtoDP(hdc, 1000, 1000); 110 111 SetLastError(0xdeadbeef); 112 ret = SetMapMode(hdc, MM_LOMETRIC); 113 ok(ret == MM_TEXT, "expected MM_TEXT, got %d\n", ret); 114 115 expect_viewport_ext(hdc, res_x, -res_y); 116 ok( GetWindowExtEx( hdc, &size ), "GetWindowExtEx failed\n" ); 117 ok( rough_match( size.cx, size_cx * 10 ) || 118 rough_match( size.cx, MulDiv( res_x, 254, dpi_x )), /* Vista uses a more precise method */ 119 "expected cx %d or %d, got %d\n", size_cx * 10, MulDiv( res_x, 254, dpi_x ), size.cx ); 120 ok( rough_match( size.cy, size_cy * 10 ) || 121 rough_match( size.cy, MulDiv( res_y, 254, dpi_y )), /* Vista uses a more precise method */ 122 "expected cy %d or %d, got %d\n", size_cy * 10, MulDiv( res_y, 254, dpi_y ), size.cy ); 123 expect_world_transform(hdc, 1.0, 1.0); 124 expect_LPtoDP(hdc, MulDiv(1000 / 10, res_x, size_cx), -MulDiv(1000 / 10, res_y, size_cy)); 125 126 SetLastError(0xdeadbeef); 127 ret = SetMapMode(hdc, MM_TEXT); 128 ok(ret == MM_LOMETRIC, "expected MM_LOMETRIC, got %d\n", ret); 129 130 expect_viewport_ext(hdc, 1, 1); 131 expect_window_ext(hdc, 1, 1); 132 expect_world_transform(hdc, 1.0, 1.0); 133 expect_LPtoDP(hdc, 1000, 1000); 134 135 ret = SetGraphicsMode(hdc, GM_ADVANCED); 136 if (!ret) 137 { 138 DeleteDC(hdc); 139 skip("GM_ADVANCED is not supported on this platform\n"); 140 return; 141 } 142 143 expect_viewport_ext(hdc, 1, 1); 144 expect_window_ext(hdc, 1, 1); 145 expect_world_transform(hdc, 1.0, 1.0); 146 expect_LPtoDP(hdc, 1000, 1000); 147 148 /* The transform must conform to (eM11 * eM22 != eM12 * eM21) requirement */ 149 xform.eM11 = 1.0f; 150 xform.eM12 = 2.0f; 151 xform.eM21 = 1.0f; 152 xform.eM22 = 2.0f; 153 xform.eDx = 0.0f; 154 xform.eDy = 0.0f; 155 ret = SetWorldTransform(hdc, &xform); 156 ok(!ret || 157 broken(ret), /* NT4 */ 158 "SetWorldTransform should fail with an invalid xform\n"); 159 160 xform.eM11 = 20.0f; 161 xform.eM12 = 0.0f; 162 xform.eM21 = 0.0f; 163 xform.eM22 = 20.0f; 164 xform.eDx = 0.0f; 165 xform.eDy = 0.0f; 166 SetLastError(0xdeadbeef); 167 ret = SetWorldTransform(hdc, &xform); 168 ok(ret, "SetWorldTransform error %u\n", GetLastError()); 169 170 expect_viewport_ext(hdc, 1, 1); 171 expect_window_ext(hdc, 1, 1); 172 expect_world_transform(hdc, 20.0, 20.0); 173 expect_LPtoDP(hdc, 20000, 20000); 174 175 SetLastError(0xdeadbeef); 176 ret = SetMapMode(hdc, MM_LOMETRIC); 177 ok(ret == MM_TEXT, "expected MM_TEXT, got %d\n", ret); 178 179 expect_viewport_ext(hdc, res_x, -res_y); 180 ok( GetWindowExtEx( hdc, &size ), "GetWindowExtEx failed\n" ); 181 ok( rough_match( size.cx, size_cx * 10 ) || 182 rough_match( size.cx, MulDiv( res_x, 254, dpi_x )), /* Vista uses a more precise method */ 183 "expected cx %d or %d, got %d\n", size_cx * 10, MulDiv( res_x, 254, dpi_x ), size.cx ); 184 ok( rough_match( size.cy, size_cy * 10 ) || 185 rough_match( size.cy, MulDiv( res_y, 254, dpi_y )), /* Vista uses a more precise method */ 186 "expected cy %d or %d, got %d\n", size_cy * 10, MulDiv( res_y, 254, dpi_y ), size.cy ); 187 expect_world_transform(hdc, 20.0, 20.0); 188 expect_LPtoDP(hdc, MulDiv(20000, res_x, size.cx), -MulDiv(20000, res_y, size.cy)); 189 190 SetLastError(0xdeadbeef); 191 ret = SetMapMode(hdc, MM_TEXT); 192 ok(ret == MM_LOMETRIC, "expected MM_LOMETRIC, got %d\n", ret); 193 194 expect_viewport_ext(hdc, 1, 1); 195 expect_window_ext(hdc, 1, 1); 196 expect_world_transform(hdc, 20.0, 20.0); 197 expect_LPtoDP(hdc, 20000, 20000); 198 199 size.cx = 0xdeadbeef; 200 size.cy = 0xdeadbeef; 201 ret = SetViewportExtEx(hdc, -1, -1, &size); 202 ok(ret, "SetViewportExtEx(-1, -1) failed\n"); 203 ok(size.cx == 1 && size.cy == 1, "expected 1,1 got %d,%d\n", size.cx, size.cy); 204 expect_viewport_ext(hdc, 1, 1); 205 expect_window_ext(hdc, 1, 1); 206 expect_world_transform(hdc, 20.0, 20.0); 207 expect_LPtoDP(hdc, 20000, 20000); 208 209 ret = SetMapMode(hdc, MM_ANISOTROPIC); 210 ok(ret == MM_TEXT, "expected MM_TEXT, got %d\n", ret); 211 212 expect_viewport_ext(hdc, 1, 1); 213 expect_window_ext(hdc, 1, 1); 214 expect_world_transform(hdc, 20.0, 20.0); 215 expect_LPtoDP(hdc, 20000, 20000); 216 217 size.cx = 0xdeadbeef; 218 size.cy = 0xdeadbeef; 219 ret = SetViewportExtEx(hdc, -1, -1, &size); 220 ok(ret, "SetViewportExtEx(-1, -1) failed\n"); 221 ok(size.cx == 1 && size.cy == 1, "expected 1,1 got %d,%d\n", size.cx, size.cy); 222 expect_viewport_ext(hdc, -1, -1); 223 expect_window_ext(hdc, 1, 1); 224 expect_world_transform(hdc, 20.0, 20.0); 225 expect_LPtoDP(hdc, -20000, -20000); 226 227 ret = SetGraphicsMode(hdc, GM_COMPATIBLE); 228 ok(ret, "SetGraphicsMode(GM_COMPATIBLE) should not fail if DC has't an identity transform\n"); 229 ret = GetGraphicsMode(hdc); 230 ok(ret == GM_COMPATIBLE, "expected GM_COMPATIBLE, got %d\n", ret); 231 232 expect_viewport_ext(hdc, -1, -1); 233 expect_window_ext(hdc, 1, 1); 234 expect_world_transform(hdc, 20.0, 20.0); 235 expect_LPtoDP(hdc, -20000, -20000); 236 237 DeleteDC(hdc); 238 } 239 240 static void test_dc_layout(void) 241 { 242 INT ret, size_cx, size_cy, res_x, res_y, dpi_x, dpi_y; 243 SIZE size; 244 POINT pt; 245 HBITMAP bitmap; 246 RECT rc, ret_rc; 247 HDC hdc; 248 HRGN hrgn; 249 250 if (!pGetLayout || !pSetLayout) 251 { 252 win_skip( "Don't have SetLayout\n" ); 253 return; 254 } 255 256 hdc = CreateCompatibleDC(0); 257 bitmap = CreateCompatibleBitmap( hdc, 100, 100 ); 258 SelectObject( hdc, bitmap ); 259 260 size_cx = GetDeviceCaps(hdc, HORZSIZE); 261 size_cy = GetDeviceCaps(hdc, VERTSIZE); 262 res_x = GetDeviceCaps(hdc, HORZRES); 263 res_y = GetDeviceCaps(hdc, VERTRES); 264 dpi_x = GetDeviceCaps(hdc, LOGPIXELSX); 265 dpi_y = GetDeviceCaps(hdc, LOGPIXELSY); 266 267 ret = GetMapMode( hdc ); 268 ok(ret == MM_TEXT, "expected MM_TEXT, got %d\n", ret); 269 expect_viewport_ext(hdc, 1, 1); 270 expect_window_ext(hdc, 1, 1); 271 expect_world_transform(hdc, 1.0, 1.0); 272 expect_LPtoDP(hdc, 1000, 1000); 273 274 pSetLayout( hdc, LAYOUT_RTL ); 275 if (!pGetLayout( hdc )) 276 { 277 win_skip( "SetLayout not supported\n" ); 278 DeleteDC(hdc); 279 return; 280 } 281 282 ret = GetMapMode( hdc ); 283 ok(ret == MM_ANISOTROPIC, "expected MM_ANISOTROPIC, got %d\n", ret); 284 expect_viewport_ext(hdc, 1, 1); 285 expect_window_ext(hdc, 1, 1); 286 expect_world_transform(hdc, 1.0, 1.0); 287 expect_LPtoDP(hdc, -1000 + 99, 1000); 288 GetViewportOrgEx( hdc, &pt ); 289 ok( pt.x == 0 && pt.y == 0, "wrong origin %d,%d\n", pt.x, pt.y ); 290 GetWindowOrgEx( hdc, &pt ); 291 ok( pt.x == 0 && pt.y == 0, "wrong origin %d,%d\n", pt.x, pt.y ); 292 GetDCOrgEx( hdc, &pt ); 293 ok( pt.x == 0 && pt.y == 0, "wrong origin %d,%d\n", pt.x, pt.y ); 294 if (pGetTransform) 295 { 296 XFORM xform; 297 BOOL ret = pGetTransform( hdc, 0x204, &xform ); /* World -> Device */ 298 ok( ret, "got %d\n", ret ); 299 ok( xform.eM11 == -1.0, "got %f\n", xform.eM11 ); 300 ok( xform.eM12 == 0.0, "got %f\n", xform.eM12 ); 301 ok( xform.eM21 == 0.0, "got %f\n", xform.eM21 ); 302 ok( xform.eM22 == 1.0, "got %f\n", xform.eM22 ); 303 ok( xform.eDx == 99.0, "got %f\n", xform.eDx ); 304 ok( xform.eDy == 0.0, "got %f\n", xform.eDy ); 305 } 306 307 SetRect( &rc, 10, 10, 20, 20 ); 308 IntersectClipRect( hdc, 10, 10, 20, 20 ); 309 hrgn = CreateRectRgn( 0, 0, 0, 0 ); 310 GetClipRgn( hdc, hrgn ); 311 GetRgnBox( hrgn, &ret_rc ); 312 ok( EqualRect( &rc, &ret_rc ), "wrong clip box %s\n", wine_dbgstr_rect( &ret_rc )); 313 pSetLayout( hdc, LAYOUT_LTR ); 314 SetRect( &rc, 80, 10, 90, 20 ); 315 GetClipRgn( hdc, hrgn ); 316 GetRgnBox( hrgn, &ret_rc ); 317 ok( EqualRect( &rc, &ret_rc ), "wrong clip box %s\n", wine_dbgstr_rect( &ret_rc )); 318 GetClipBox( hdc, &ret_rc ); 319 ok( EqualRect( &rc, &ret_rc ), "wrong clip box %s\n", wine_dbgstr_rect( &ret_rc )); 320 IntersectClipRect( hdc, 80, 10, 85, 20 ); 321 pSetLayout( hdc, LAYOUT_RTL ); 322 SetRect( &rc, 15, 10, 20, 20 ); 323 GetClipRgn( hdc, hrgn ); 324 GetRgnBox( hrgn, &ret_rc ); 325 ok( EqualRect( &rc, &ret_rc ), "wrong clip box %s\n", wine_dbgstr_rect( &ret_rc )); 326 GetClipBox( hdc, &ret_rc ); 327 ok( EqualRect( &rc, &ret_rc ), "wrong clip box %s\n", wine_dbgstr_rect( &ret_rc )); 328 SetRectRgn( hrgn, 60, 10, 80, 20 ); 329 pSetLayout( hdc, LAYOUT_LTR ); 330 ExtSelectClipRgn( hdc, hrgn, RGN_OR ); 331 pSetLayout( hdc, LAYOUT_RTL ); 332 SetRect( &rc, 15, 10, 40, 20 ); 333 GetClipRgn( hdc, hrgn ); 334 GetRgnBox( hrgn, &ret_rc ); 335 ok( EqualRect( &rc, &ret_rc ), "wrong clip box %s\n", wine_dbgstr_rect( &ret_rc )); 336 GetClipBox( hdc, &ret_rc ); 337 ok( EqualRect( &rc, &ret_rc ), "wrong clip box %s\n", wine_dbgstr_rect( &ret_rc )); 338 339 /* OffsetClipRgn mirrors too */ 340 OffsetClipRgn( hdc, 5, 5 ); 341 OffsetRect( &rc, 5, 5 ); 342 GetClipRgn( hdc, hrgn ); 343 GetRgnBox( hrgn, &ret_rc ); 344 ok( EqualRect( &rc, &ret_rc ), "wrong clip box %s\n", wine_dbgstr_rect( &ret_rc )); 345 346 /* GetRandomRgn returns the raw region */ 347 if (pGetRandomRgn) 348 { 349 SetRect( &rc, 55, 15, 80, 25 ); 350 pGetRandomRgn( hdc, hrgn, 1 ); 351 GetRgnBox( hrgn, &ret_rc ); 352 ok( EqualRect( &rc, &ret_rc ), "wrong clip box %s\n", wine_dbgstr_rect( &ret_rc )); 353 } 354 355 SetMapMode(hdc, MM_LOMETRIC); 356 ret = GetMapMode( hdc ); 357 ok(ret == MM_ANISOTROPIC, "expected MM_ANISOTROPIC, got %d\n", ret); 358 359 expect_viewport_ext(hdc, res_x, -res_y); 360 ok( GetWindowExtEx( hdc, &size ), "GetWindowExtEx failed\n" ); 361 ok( rough_match( size.cx, size_cx * 10 ) || 362 rough_match( size.cx, MulDiv( res_x, 254, dpi_x )), /* Vista uses a more precise method */ 363 "expected cx %d or %d, got %d\n", size_cx * 10, MulDiv( res_x, 254, dpi_x ), size.cx ); 364 ok( rough_match( size.cy, size_cy * 10 ) || 365 rough_match( size.cy, MulDiv( res_y, 254, dpi_y )), /* Vista uses a more precise method */ 366 "expected cy %d or %d, got %d\n", size_cy * 10, MulDiv( res_y, 254, dpi_y ), size.cy ); 367 expect_world_transform(hdc, 1.0, 1.0); 368 expect_LPtoDP(hdc, -MulDiv(1000 / 10, res_x, size_cx) + 99, -MulDiv(1000 / 10, res_y, size_cy)); 369 370 SetMapMode(hdc, MM_TEXT); 371 ret = GetMapMode( hdc ); 372 ok(ret == MM_ANISOTROPIC, "expected MM_ANISOTROPIC, got %d\n", ret); 373 pSetLayout( hdc, LAYOUT_LTR ); 374 ret = GetMapMode( hdc ); 375 ok(ret == MM_ANISOTROPIC, "expected MM_ANISOTROPIC, got %d\n", ret); 376 SetMapMode(hdc, MM_TEXT); 377 ret = GetMapMode( hdc ); 378 ok(ret == MM_TEXT, "expected MM_TEXT, got %d\n", ret); 379 380 DeleteDC(hdc); 381 DeleteObject( bitmap ); 382 } 383 384 static void test_modify_world_transform(void) 385 { 386 HDC hdc = GetDC(0); 387 int ret; 388 389 ret = SetGraphicsMode(hdc, GM_ADVANCED); 390 ok(ret, "ret = %d\n", ret); 391 392 ret = ModifyWorldTransform(hdc, NULL, MWT_IDENTITY); 393 ok(ret, "ret = %d\n", ret); 394 395 ret = ModifyWorldTransform(hdc, NULL, MWT_LEFTMULTIPLY); 396 ok(!ret, "ret = %d\n", ret); 397 398 ret = ModifyWorldTransform(hdc, NULL, MWT_RIGHTMULTIPLY); 399 ok(!ret, "ret = %d\n", ret); 400 401 ReleaseDC(0, hdc); 402 } 403 404 static void test_SetWindowExt(HDC hdc, LONG cx, LONG cy, LONG expected_vp_cx, LONG expected_vp_cy) 405 { 406 SIZE windowExt, viewportExt; 407 POINT windowOrg, windowOrgAfter, viewportOrg, viewportOrgAfter; 408 409 GetWindowOrgEx(hdc, &windowOrg); 410 GetViewportOrgEx(hdc, &viewportOrg); 411 412 SetWindowExtEx(hdc, cx, cy, NULL); 413 GetWindowExtEx(hdc, &windowExt); 414 ok(windowExt.cx == cx && windowExt.cy == cy, 415 "Window extension: Expected %dx%d, got %dx%d\n", 416 cx, cy, windowExt.cx, windowExt.cy); 417 418 GetViewportExtEx(hdc, &viewportExt); 419 ok(rough_match(viewportExt.cx, expected_vp_cx) && rough_match(viewportExt.cy, expected_vp_cy), 420 "Viewport extents have not been properly adjusted: Expected %dx%d, got %dx%d\n", 421 expected_vp_cx, expected_vp_cy, viewportExt.cx, viewportExt.cy); 422 423 GetWindowOrgEx(hdc, &windowOrgAfter); 424 ok(windowOrg.x == windowOrgAfter.x && windowOrg.y == windowOrgAfter.y, 425 "Window origin changed from (%d,%d) to (%d,%d)\n", 426 windowOrg.x, windowOrg.y, windowOrgAfter.x, windowOrgAfter.y); 427 428 GetViewportOrgEx(hdc, &viewportOrgAfter); 429 ok(viewportOrg.x == viewportOrgAfter.x && viewportOrg.y == viewportOrgAfter.y, 430 "Viewport origin changed from (%d,%d) to (%d,%d)\n", 431 viewportOrg.x, viewportOrg.y, viewportOrgAfter.x, viewportOrgAfter.y); 432 } 433 434 static void test_SetViewportExt(HDC hdc, LONG cx, LONG cy, LONG expected_vp_cx, LONG expected_vp_cy) 435 { 436 SIZE windowExt, windowExtAfter, viewportExt; 437 POINT windowOrg, windowOrgAfter, viewportOrg, viewportOrgAfter; 438 439 GetWindowOrgEx(hdc, &windowOrg); 440 GetViewportOrgEx(hdc, &viewportOrg); 441 GetWindowExtEx(hdc, &windowExt); 442 443 SetViewportExtEx(hdc, cx, cy, NULL); 444 GetViewportExtEx(hdc, &viewportExt); 445 ok(rough_match(viewportExt.cx, expected_vp_cx) && rough_match(viewportExt.cy, expected_vp_cy), 446 "Viewport extents have not been properly adjusted: Expected %dx%d, got %dx%d\n", 447 expected_vp_cx, expected_vp_cy, viewportExt.cx, viewportExt.cy); 448 449 GetWindowExtEx(hdc, &windowExtAfter); 450 ok(windowExt.cx == windowExtAfter.cx && windowExt.cy == windowExtAfter.cy, 451 "Window extension changed from %dx%d to %dx%d\n", 452 windowExt.cx, windowExt.cy, windowExtAfter.cx, windowExtAfter.cy); 453 454 GetWindowOrgEx(hdc, &windowOrgAfter); 455 ok(windowOrg.x == windowOrgAfter.x && windowOrg.y == windowOrgAfter.y, 456 "Window origin changed from (%d,%d) to (%d,%d)\n", 457 windowOrg.x, windowOrg.y, windowOrgAfter.x, windowOrgAfter.y); 458 459 GetViewportOrgEx(hdc, &viewportOrgAfter); 460 ok(viewportOrg.x == viewportOrgAfter.x && viewportOrg.y == viewportOrgAfter.y, 461 "Viewport origin changed from (%d,%d) to (%d,%d)\n", 462 viewportOrg.x, viewportOrg.y, viewportOrgAfter.x, viewportOrgAfter.y); 463 } 464 465 static void test_isotropic_mapping(void) 466 { 467 SIZE win, vp; 468 HDC hdc = GetDC(0); 469 470 SetMapMode(hdc, MM_ISOTROPIC); 471 472 /* MM_ISOTROPIC is set up like MM_LOMETRIC. 473 Initial values after SetMapMode(): 474 (1 inch = 25.4 mm) 475 476 Windows 9x: Windows NT: 477 Window Ext: 254 x -254 HORZSIZE*10 x VERTSIZE*10 478 Viewport Ext: LOGPIXELSX x LOGPIXELSY HORZRES x -VERTRES 479 480 To test without rounding errors, we have to use multiples of 481 these values! 482 */ 483 484 GetWindowExtEx(hdc, &win); 485 GetViewportExtEx(hdc, &vp); 486 487 test_SetViewportExt(hdc, 10 * vp.cx, 10 * vp.cy, 10 * vp.cx, 10 * vp.cy); 488 test_SetWindowExt(hdc, win.cx, win.cy, 10 * vp.cx, 10 * vp.cy); 489 test_SetWindowExt(hdc, 2 * win.cx, win.cy, 10 * vp.cx, 5 * vp.cy); 490 test_SetWindowExt(hdc, win.cx, win.cy, 5 * vp.cx, 5 * vp.cy); 491 test_SetViewportExt(hdc, 4 * vp.cx, 2 * vp.cy, 2 * vp.cx, 2 * vp.cy); 492 test_SetViewportExt(hdc, vp.cx, 2 * vp.cy, vp.cx, vp.cy); 493 test_SetViewportExt(hdc, 2 * vp.cx, 2 * vp.cy, 2 * vp.cx, 2 * vp.cy); 494 test_SetViewportExt(hdc, 4 * vp.cx, 2 * vp.cy, 2 * vp.cx, 2 * vp.cy); 495 test_SetWindowExt(hdc, 4 * win.cx, 2 * win.cy, 2 * vp.cx, vp.cy); 496 test_SetViewportExt(hdc, -2 * vp.cx, -4 * vp.cy, -2 * vp.cx, -vp.cy); 497 test_SetViewportExt(hdc, -2 * vp.cx, -1 * vp.cy, -2 * vp.cx, -vp.cy); 498 test_SetWindowExt(hdc, -4 * win.cx, -2 * win.cy, -2 * vp.cx, -vp.cy); 499 test_SetWindowExt(hdc, 4 * win.cx, -4 * win.cy, -vp.cx, -vp.cy); 500 501 ReleaseDC(0, hdc); 502 } 503 504 static void test_setvirtualresolution(void) 505 { 506 HDC hdc = CreateICA("DISPLAY", NULL, NULL, NULL); 507 BOOL r; 508 INT horz_res = GetDeviceCaps(hdc, HORZRES); 509 INT horz_size = GetDeviceCaps(hdc, HORZSIZE); 510 INT log_pixels_x = GetDeviceCaps(hdc, LOGPIXELSX); 511 SIZE orig_lometric_vp, orig_lometric_wnd; 512 513 if(!pSetVirtualResolution) 514 { 515 win_skip("Don't have SetVirtualResolution\n"); 516 return; 517 } 518 519 /* Get the true resolution limits */ 520 SetMapMode(hdc, MM_LOMETRIC); 521 GetViewportExtEx(hdc, &orig_lometric_vp); 522 GetWindowExtEx(hdc, &orig_lometric_wnd); 523 SetMapMode(hdc, MM_TEXT); 524 525 r = pSetVirtualResolution(hdc, 4000, 1000, 400, 200); /* 10 pix/mm x 5 pix/mm */ 526 ok(r == TRUE, "got %d\n", r); 527 expect_LPtoDP(hdc, 1000, 1000); 528 expect_viewport_ext(hdc, 1, 1); 529 expect_window_ext(hdc, 1, 1); 530 531 SetMapMode(hdc, MM_LOMETRIC); 532 expect_LPtoDP(hdc, 1000, -500); 533 expect_viewport_ext(hdc, 4000, -1000); 534 expect_window_ext(hdc, 4000, 2000); 535 536 /* Doesn't change the device caps */ 537 ok(horz_res == GetDeviceCaps(hdc, HORZRES), "horz_res changed\n"); 538 ok(horz_size == GetDeviceCaps(hdc, HORZSIZE), "horz_size changed\n"); 539 ok(log_pixels_x == GetDeviceCaps(hdc, LOGPIXELSX), "log_pixels_x changed\n"); 540 541 r = pSetVirtualResolution(hdc, 8000, 1000, 400, 200); /* 20 pix/mm x 5 pix/mm */ 542 ok(r == TRUE, "got %d\n", r); 543 expect_LPtoDP(hdc, 1000, -500); /* No change, need to re-set the mapping mode */ 544 SetMapMode(hdc, MM_TEXT); 545 SetMapMode(hdc, MM_LOMETRIC); 546 expect_LPtoDP(hdc, 2000, -500); 547 expect_viewport_ext(hdc, 8000, -1000); 548 expect_window_ext(hdc, 4000, 2000); 549 550 r = pSetVirtualResolution(hdc, 8000, 1000, 200, 200); /* 40 pix/mm x 5 pix/mm */ 551 ok(r == TRUE, "got %d\n", r); 552 SetMapMode(hdc, MM_TEXT); 553 SetMapMode(hdc, MM_LOMETRIC); 554 expect_LPtoDP(hdc, 4000, -500); 555 expect_viewport_ext(hdc, 8000, -1000); 556 expect_window_ext(hdc, 2000, 2000); 557 558 r = pSetVirtualResolution(hdc, 8000, 1000, 200, 200); /* 40 pix/mm x 5 pix/mm */ 559 ok(r == TRUE, "got %d\n", r); 560 SetMapMode(hdc, MM_TEXT); 561 SetMapMode(hdc, MM_LOMETRIC); 562 expect_LPtoDP(hdc, 4000, -500); 563 expect_viewport_ext(hdc, 8000, -1000); 564 expect_window_ext(hdc, 2000, 2000); 565 566 r = pSetVirtualResolution(hdc, 8000, 2000, 200, 200); /* 40 pix/mm x 10 pix/mm */ 567 ok(r == TRUE, "got %d\n", r); 568 SetMapMode(hdc, MM_TEXT); 569 SetMapMode(hdc, MM_LOMETRIC); 570 expect_LPtoDP(hdc, 4000, -1000); 571 expect_viewport_ext(hdc, 8000, -2000); 572 expect_window_ext(hdc, 2000, 2000); 573 574 r = pSetVirtualResolution(hdc, 0, 0, 10, 0); /* Error */ 575 ok(r == FALSE, "got %d\n", r); 576 SetMapMode(hdc, MM_TEXT); 577 SetMapMode(hdc, MM_LOMETRIC); 578 expect_LPtoDP(hdc, 4000, -1000); 579 expect_viewport_ext(hdc, 8000, -2000); 580 expect_window_ext(hdc, 2000, 2000); 581 582 r = pSetVirtualResolution(hdc, 0, 0, 0, 0); /* Reset to true resolution */ 583 ok(r == TRUE, "got %d\n", r); 584 SetMapMode(hdc, MM_TEXT); 585 SetMapMode(hdc, MM_LOMETRIC); 586 expect_viewport_ext(hdc, orig_lometric_vp.cx, orig_lometric_vp.cy); 587 expect_window_ext(hdc, orig_lometric_wnd.cx, orig_lometric_wnd.cy); 588 589 DeleteDC(hdc); 590 } 591 592 593 static inline void expect_identity(int line, XFORM *xf) 594 { 595 ok(xf->eM11 == 1.0, "%d: got %f\n", line, xf->eM11); 596 ok(xf->eM12 == 0.0, "%d: got %f\n", line, xf->eM12); 597 ok(xf->eM21 == 0.0, "%d: got %f\n", line, xf->eM21); 598 ok(xf->eM22 == 1.0, "%d: got %f\n", line, xf->eM22); 599 ok(xf->eDx == 0.0, "%d: got %f\n", line, xf->eDx); 600 ok(xf->eDy == 0.0, "%d: got %f\n", line, xf->eDy); 601 } 602 603 static inline void xform_near_match(int line, XFORM *got, XFORM *expect) 604 { 605 ok(fabs(got->eM11 - expect->eM11) < 0.001, "%d: got %f expect %f\n", line, got->eM11, expect->eM11); 606 ok(fabs(got->eM12 - expect->eM12) < 0.001, "%d: got %f expect %f\n", line, got->eM12, expect->eM12); 607 ok(fabs(got->eM21 - expect->eM21) < 0.001, "%d: got %f expect %f\n", line, got->eM21, expect->eM21); 608 ok(fabs(got->eM22 - expect->eM22) < 0.001, "%d: got %f expect %f\n", line, got->eM22, expect->eM22); 609 ok(fabs(got->eDx - expect->eDx) < 0.001, "%d: got %f expect %f\n", line, got->eDx, expect->eDx); 610 ok(fabs(got->eDy - expect->eDy) < 0.001, "%d: got %f expect %f\n", line, got->eDy, expect->eDy); 611 } 612 613 614 static void test_gettransform(void) 615 { 616 HDC hdc = CreateICA("DISPLAY", NULL, NULL, NULL); 617 XFORM xform, expect; 618 BOOL r; 619 SIZE lometric_vp, lometric_wnd; 620 621 if(!pGetTransform) 622 { 623 win_skip("Don't have GetTransform\n"); 624 return; 625 } 626 627 r = pGetTransform(hdc, 0x203, &xform); /* World -> Page */ 628 ok(r == TRUE, "got %d\n", r); 629 expect_identity(__LINE__, &xform); 630 r = pGetTransform(hdc, 0x304, &xform); /* Page -> Device */ 631 ok(r == TRUE, "got %d\n", r); 632 expect_identity(__LINE__, &xform); 633 r = pGetTransform(hdc, 0x204, &xform); /* World -> Device */ 634 ok(r == TRUE, "got %d\n", r); 635 expect_identity(__LINE__, &xform); 636 r = pGetTransform(hdc, 0x402, &xform); /* Device -> World */ 637 ok(r == TRUE, "got %d\n", r); 638 expect_identity(__LINE__, &xform); 639 640 SetMapMode(hdc, MM_LOMETRIC); 641 GetViewportExtEx(hdc, &lometric_vp); 642 GetWindowExtEx(hdc, &lometric_wnd); 643 644 r = pGetTransform(hdc, 0x203, &xform); /* World -> Page */ 645 ok(r == TRUE, "got %d\n", r); 646 expect_identity(__LINE__, &xform); 647 648 r = pGetTransform(hdc, 0x304, &xform); /* Page -> Device */ 649 ok(r == TRUE, "got %d\n", r); 650 expect.eM11 = (FLOAT) lometric_vp.cx / lometric_wnd.cx; 651 expect.eM12 = expect.eM21 = 0.0; 652 expect.eM22 = (FLOAT) lometric_vp.cy / lometric_wnd.cy; 653 expect.eDx = expect.eDy = 0.0; 654 xform_near_match(__LINE__, &xform, &expect); 655 656 r = pGetTransform(hdc, 0x204, &xform); /* World -> Device */ 657 ok(r == TRUE, "got %d\n", r); 658 xform_near_match(__LINE__, &xform, &expect); 659 660 r = pGetTransform(hdc, 0x402, &xform); /* Device -> World */ 661 ok(r == TRUE, "got %d\n", r); 662 expect.eM11 = (FLOAT) lometric_wnd.cx / lometric_vp.cx; 663 expect.eM22 = (FLOAT) lometric_wnd.cy / lometric_vp.cy; 664 xform_near_match(__LINE__, &xform, &expect); 665 666 667 SetGraphicsMode(hdc, GM_ADVANCED); 668 669 expect.eM11 = 10.0; 670 expect.eM22 = 20.0; 671 SetWorldTransform(hdc, &expect); 672 r = pGetTransform(hdc, 0x203, &xform); /* World -> Page */ 673 ok(r == TRUE, "got %d\n", r); 674 xform_near_match(__LINE__, &xform, &expect); 675 676 r = pGetTransform(hdc, 0x304, &xform); /* Page -> Device */ 677 ok(r == TRUE, "got %d\n", r); 678 expect.eM11 = (FLOAT) lometric_vp.cx / lometric_wnd.cx; 679 expect.eM22 = (FLOAT) lometric_vp.cy / lometric_wnd.cy; 680 xform_near_match(__LINE__, &xform, &expect); 681 682 r = pGetTransform(hdc, 0x204, &xform); /* World -> Device */ 683 ok(r == TRUE, "got %d\n", r); 684 expect.eM11 *= 10.0; 685 expect.eM22 *= 20.0; 686 xform_near_match(__LINE__, &xform, &expect); 687 688 r = pGetTransform(hdc, 0x402, &xform); /* Device -> World */ 689 ok(r == TRUE, "got %d\n", r); 690 expect.eM11 = 1 / expect.eM11; 691 expect.eM22 = 1 / expect.eM22; 692 xform_near_match(__LINE__, &xform, &expect); 693 694 r = pGetTransform(hdc, 0x102, &xform); 695 ok(r == FALSE, "got %d\n", r); 696 r = pGetTransform(hdc, 0x103, &xform); 697 ok(r == FALSE, "got %d\n", r); 698 r = pGetTransform(hdc, 0x104, &xform); 699 ok(r == FALSE, "got %d\n", r); 700 r = pGetTransform(hdc, 0x202, &xform); 701 ok(r == FALSE, "got %d\n", r); 702 r = pGetTransform(hdc, 0x302, &xform); 703 ok(r == FALSE, "got %d\n", r); 704 r = pGetTransform(hdc, 0x303, &xform); 705 ok(r == FALSE, "got %d\n", r); 706 r = pGetTransform(hdc, 0x403, &xform); 707 ok(r == FALSE, "got %d\n", r); 708 r = pGetTransform(hdc, 0x404, &xform); 709 ok(r == FALSE, "got %d\n", r); 710 r = pGetTransform(hdc, 0xffff, &xform); 711 ok(r == FALSE, "got %d\n", r); 712 } 713 714 START_TEST(mapping) 715 { 716 HMODULE mod = GetModuleHandleA("gdi32.dll"); 717 pGetLayout = (void *)GetProcAddress( mod, "GetLayout" ); 718 pSetLayout = (void *)GetProcAddress( mod, "SetLayout" ); 719 pGetRandomRgn = (void *)GetProcAddress( mod, "GetRandomRgn" ); 720 pGetTransform = (void *)GetProcAddress( mod, "GetTransform" ); 721 pSetVirtualResolution = (void *)GetProcAddress( mod, "SetVirtualResolution" ); 722 723 test_modify_world_transform(); 724 test_world_transform(); 725 test_dc_layout(); 726 test_isotropic_mapping(); 727 test_setvirtualresolution(); 728 test_gettransform(); 729 } 730