2 * Unit test suite for bitmaps
4 * Copyright 2004 Huw Davies
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
29 #include "wine/test.h"
32 static void test_createdibitmap(void)
35 BITMAPINFOHEADER bmih;
37 HBITMAP hbm, hbm_colour, hbm_old;
41 screen_depth = GetDeviceCaps(hdc, BITSPIXEL);
42 memset(&bmih, 0, sizeof(bmih));
43 bmih.biSize = sizeof(bmih);
48 bmih.biCompression = BI_RGB;
50 /* First create an un-initialised bitmap. The depth of the bitmap
51 should match that of the hdc and not that supplied in bmih.
54 /* First try 32 bits */
55 hbm = CreateDIBitmap(hdc, &bmih, 0, NULL, NULL, 0);
56 ok(hbm != NULL, "CreateDIBitmap failed\n");
57 ok(GetObject(hbm, sizeof(bm), &bm), "GetObject failed\n");
59 ok(bm.bmBitsPixel == screen_depth, "CreateDIBitmap created bitmap of incorrect depth %d != %d\n", bm.bmBitsPixel, screen_depth);
64 hbm = CreateDIBitmap(hdc, &bmih, 0, NULL, NULL, 0);
65 ok(hbm != NULL, "CreateDIBitmap failed\n");
66 ok(GetObject(hbm, sizeof(bm), &bm), "GetObject failed\n");
68 ok(bm.bmBitsPixel == screen_depth, "CreateDIBitmap created bitmap of incorrect depth %d != %d\n", bm.bmBitsPixel, screen_depth);
73 hbm = CreateDIBitmap(hdc, &bmih, 0, NULL, NULL, 0);
74 ok(hbm != NULL, "CreateDIBitmap failed\n");
75 ok(GetObject(hbm, sizeof(bm), &bm), "GetObject failed\n");
77 ok(bm.bmBitsPixel == screen_depth, "CreateDIBitmap created bitmap of incorrect depth %d != %d\n", bm.bmBitsPixel, screen_depth);
80 /* Now with a monochrome dc we expect a monochrome bitmap */
81 hdcmem = CreateCompatibleDC(hdc);
83 /* First try 32 bits */
85 hbm = CreateDIBitmap(hdcmem, &bmih, 0, NULL, NULL, 0);
86 ok(hbm != NULL, "CreateDIBitmap failed\n");
87 ok(GetObject(hbm, sizeof(bm), &bm), "GetObject failed\n");
89 ok(bm.bmBitsPixel == 1, "CreateDIBitmap created bitmap of incorrect depth %d != %d\n", bm.bmBitsPixel, 1);
94 hbm = CreateDIBitmap(hdcmem, &bmih, 0, NULL, NULL, 0);
95 ok(hbm != NULL, "CreateDIBitmap failed\n");
96 ok(GetObject(hbm, sizeof(bm), &bm), "GetObject failed\n");
98 ok(bm.bmBitsPixel == 1, "CreateDIBitmap created bitmap of incorrect depth %d != %d\n", bm.bmBitsPixel, 1);
103 hbm = CreateDIBitmap(hdcmem, &bmih, 0, NULL, NULL, 0);
104 ok(hbm != NULL, "CreateDIBitmap failed\n");
105 ok(GetObject(hbm, sizeof(bm), &bm), "GetObject failed\n");
107 ok(bm.bmBitsPixel == 1, "CreateDIBitmap created bitmap of incorrect depth %d != %d\n", bm.bmBitsPixel, 1);
110 /* Now select a polychrome bitmap into the dc and we expect
111 screen_depth bitmaps again */
112 hbm_colour = CreateCompatibleBitmap(hdc, 1, 1);
113 hbm_old = SelectObject(hdcmem, hbm_colour);
115 /* First try 32 bits */
116 bmih.biBitCount = 32;
117 hbm = CreateDIBitmap(hdcmem, &bmih, 0, NULL, NULL, 0);
118 ok(hbm != NULL, "CreateDIBitmap failed\n");
119 ok(GetObject(hbm, sizeof(bm), &bm), "GetObject failed\n");
121 ok(bm.bmBitsPixel == screen_depth, "CreateDIBitmap created bitmap of incorrect depth %d != %d\n", bm.bmBitsPixel, screen_depth);
125 bmih.biBitCount = 16;
126 hbm = CreateDIBitmap(hdcmem, &bmih, 0, NULL, NULL, 0);
127 ok(hbm != NULL, "CreateDIBitmap failed\n");
128 ok(GetObject(hbm, sizeof(bm), &bm), "GetObject failed\n");
130 ok(bm.bmBitsPixel == screen_depth, "CreateDIBitmap created bitmap of incorrect depth %d != %d\n", bm.bmBitsPixel, screen_depth);
135 hbm = CreateDIBitmap(hdcmem, &bmih, 0, NULL, NULL, 0);
136 ok(hbm != NULL, "CreateDIBitmap failed\n");
137 ok(GetObject(hbm, sizeof(bm), &bm), "GetObject failed\n");
139 ok(bm.bmBitsPixel == screen_depth, "CreateDIBitmap created bitmap of incorrect depth %d != %d\n", bm.bmBitsPixel, screen_depth);
142 SelectObject(hdcmem, hbm_old);
143 DeleteObject(hbm_colour);
146 /* If hdc == 0 then we get a 1 bpp bitmap */
147 bmih.biBitCount = 32;
148 hbm = CreateDIBitmap(0, &bmih, 0, NULL, NULL, 0);
149 ok(hbm != NULL, "CreateDIBitmap failed\n");
150 ok(GetObject(hbm, sizeof(bm), &bm), "GetObject failed\n");
152 ok(bm.bmBitsPixel == 1, "CreateDIBitmap created bitmap of incorrect depth %d != %d\n", bm.bmBitsPixel, 1);
158 static void test_dibsections(void)
160 HDC hdc, hdcmem, hdcmem2;
161 HBITMAP hdib, oldbm, hdib2, oldbm2;
162 char bmibuf[sizeof(BITMAPINFO) + 256 * sizeof(RGBQUAD)];
163 char bcibuf[sizeof(BITMAPCOREINFO) + 256 * sizeof(RGBTRIPLE)];
164 BITMAPINFO *pbmi = (BITMAPINFO *)bmibuf;
165 BITMAPCOREINFO *pbci = (BITMAPCOREINFO *)bcibuf;
171 char logpalbuf[sizeof(LOGPALETTE) + 256 * sizeof(PALETTEENTRY)];
172 LOGPALETTE *plogpal = (LOGPALETTE*)logpalbuf;
175 HPALETTE hpal, oldpal;
178 memset(pbmi, 0, sizeof(bmibuf));
179 pbmi->bmiHeader.biSize = sizeof(pbmi->bmiHeader);
180 pbmi->bmiHeader.biHeight = 16;
181 pbmi->bmiHeader.biWidth = 16;
182 pbmi->bmiHeader.biBitCount = 1;
183 pbmi->bmiHeader.biPlanes = 1;
184 pbmi->bmiHeader.biCompression = BI_RGB;
185 pbmi->bmiColors[0].rgbRed = 0xff;
186 pbmi->bmiColors[0].rgbGreen = 0;
187 pbmi->bmiColors[0].rgbBlue = 0;
188 pbmi->bmiColors[1].rgbRed = 0;
189 pbmi->bmiColors[1].rgbGreen = 0;
190 pbmi->bmiColors[1].rgbBlue = 0xff;
192 hdib = CreateDIBSection(hdc, pbmi, DIB_RGB_COLORS, (void**)&bits, NULL, 0);
193 ok(hdib != NULL, "CreateDIBSection failed\n");
195 /* Test if the old BITMAPCOREINFO structure is supported */
197 pbci->bmciHeader.bcSize = sizeof(BITMAPCOREHEADER);
198 pbci->bmciHeader.bcBitCount = 0;
200 ret = GetDIBits(hdc, hdib, 0, 16, NULL, (BITMAPINFO*) pbci, DIB_RGB_COLORS);
201 ok(ret, "GetDIBits doesn't work with a BITMAPCOREHEADER\n");
202 ok((pbci->bmciHeader.bcWidth == 16) && (pbci->bmciHeader.bcHeight == 16)
203 && (pbci->bmciHeader.bcBitCount == 1) && (pbci->bmciHeader.bcPlanes == 1),
204 "GetDIBits did't fill in the BITMAPCOREHEADER structure properly\n");
206 ret = GetDIBits(hdc, hdib, 0, 16, &coreBits, (BITMAPINFO*) pbci, DIB_RGB_COLORS);
207 ok(ret, "GetDIBits doesn't work with a BITMAPCOREHEADER\n");
208 ok((pbci->bmciColors[0].rgbtRed == 0xff) && (pbci->bmciColors[0].rgbtGreen == 0) &&
209 (pbci->bmciColors[0].rgbtBlue == 0) && (pbci->bmciColors[1].rgbtRed == 0) &&
210 (pbci->bmciColors[1].rgbtGreen == 0) && (pbci->bmciColors[1].rgbtBlue == 0xff),
211 "The color table has not been translated to the old BITMAPCOREINFO format\n");
213 hcoredib = CreateDIBSection(hdc, (BITMAPINFO*) pbci, DIB_RGB_COLORS, (void**)&bits, NULL, 0);
214 ok(hcoredib != NULL, "CreateDIBSection failed with a BITMAPCOREINFO\n");
216 ZeroMemory(pbci->bmciColors, 256 * sizeof(RGBTRIPLE));
217 ret = GetDIBits(hdc, hcoredib, 0, 16, &coreBits, (BITMAPINFO*) pbci, DIB_RGB_COLORS);
218 ok(ret, "GetDIBits doesn't work with a BITMAPCOREHEADER\n");
219 ok((pbci->bmciColors[0].rgbtRed == 0xff) && (pbci->bmciColors[0].rgbtGreen == 0) &&
220 (pbci->bmciColors[0].rgbtBlue == 0) && (pbci->bmciColors[1].rgbtRed == 0) &&
221 (pbci->bmciColors[1].rgbtGreen == 0) && (pbci->bmciColors[1].rgbtBlue == 0xff),
222 "The color table has not been translated to the old BITMAPCOREINFO format\n");
224 DeleteObject(hcoredib);
226 hdcmem = CreateCompatibleDC(hdc);
227 oldbm = SelectObject(hdcmem, hdib);
229 ret = GetDIBColorTable(hdcmem, 0, 2, rgb);
230 ok(ret == 2, "GetDIBColorTable returned %d\n", ret);
231 ok(!memcmp(rgb, pbmi->bmiColors, 2 * sizeof(RGBQUAD)),
232 "GetDIBColorTable returns table 0: r%02x g%02x b%02x res%02x 1: r%02x g%02x b%02x res%02x\n",
233 rgb[0].rgbRed, rgb[0].rgbGreen, rgb[0].rgbBlue, rgb[0].rgbReserved,
234 rgb[1].rgbRed, rgb[1].rgbGreen, rgb[1].rgbBlue, rgb[1].rgbReserved);
236 SelectObject(hdcmem, oldbm);
239 /* Now create a palette and a palette indexed dib section */
240 memset(plogpal, 0, sizeof(logpalbuf));
241 plogpal->palVersion = 0x300;
242 plogpal->palNumEntries = 2;
243 plogpal->palPalEntry[0].peRed = 0xff;
244 plogpal->palPalEntry[0].peBlue = 0xff;
245 plogpal->palPalEntry[1].peGreen = 0xff;
247 index = (WORD*)pbmi->bmiColors;
250 hpal = CreatePalette(plogpal);
251 ok(hpal != NULL, "CreatePalette failed\n");
252 oldpal = SelectPalette(hdc, hpal, TRUE);
253 hdib = CreateDIBSection(hdc, pbmi, DIB_PAL_COLORS, (void**)&bits, NULL, 0);
254 ok(hdib != NULL, "CreateDIBSection failed\n");
256 /* The colour table has already been grabbed from the dc, so we select back the
259 SelectPalette(hdc, oldpal, TRUE);
260 oldbm = SelectObject(hdcmem, hdib);
262 ret = GetDIBColorTable(hdcmem, 0, 2, rgb);
263 ok(ret == 2, "GetDIBColorTable returned %d\n", ret);
264 ok(rgb[0].rgbRed == 0xff && rgb[0].rgbBlue == 0xff && rgb[0].rgbGreen == 0 &&
265 rgb[1].rgbRed == 0 && rgb[1].rgbBlue == 0 && rgb[1].rgbGreen == 0xff,
266 "GetDIBColorTable returns table 0: r%02x g%02x b%02x res%02x 1: r%02x g%02x b%02x res%02x\n",
267 rgb[0].rgbRed, rgb[0].rgbGreen, rgb[0].rgbBlue, rgb[0].rgbReserved,
268 rgb[1].rgbRed, rgb[1].rgbGreen, rgb[1].rgbBlue, rgb[1].rgbReserved);
270 /* Bottom and 2nd row from top green, everything else magenta */
271 bits[0] = bits[1] = 0xff;
272 bits[13 * 4] = bits[13*4 + 1] = 0xff;
275 pbmi->bmiHeader.biBitCount = 32;
277 hdib2 = CreateDIBSection(NULL, pbmi, DIB_RGB_COLORS, (void **)&bits32, NULL, 0);
278 ok(hdib2 != NULL, "CreateDIBSection failed\n");
279 hdcmem2 = CreateCompatibleDC(hdc);
280 oldbm2 = SelectObject(hdcmem2, hdib2);
282 BitBlt(hdcmem2, 0, 0, 16,16, hdcmem, 0, 0, SRCCOPY);
284 ok(bits32[0] == 0xff00, "lower left pixel is %08lx\n", bits32[0]);
285 ok(bits32[17] == 0xff00ff, "bottom but one, left pixel is %08lx\n", bits32[17]);
287 SelectObject(hdcmem2, oldbm2);
290 SelectObject(hdcmem, oldbm);
300 test_createdibitmap();