Ziqing Hui : gdiplus/tests: Add tests for drawing on printer DC.
Module: wine Branch: master Commit: ae7d81317bf7a8cd537ee41e972dad4ad635dd3a URL: https://source.winehq.org/git/wine.git/?a=commit;h=ae7d81317bf7a8cd537ee41e9... Author: Ziqing Hui <zhui(a)codeweavers.com> Date: Sat Jan 16 11:17:48 2021 +0800 gdiplus/tests: Add tests for drawing on printer DC. Signed-off-by: Ziqing Hui <zhui(a)codeweavers.com> Signed-off-by: Esme Povirk <esme(a)codeweavers.com> Signed-off-by: Alexandre Julliard <julliard(a)winehq.org> --- dlls/gdiplus/tests/graphics.c | 157 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 157 insertions(+) diff --git a/dlls/gdiplus/tests/graphics.c b/dlls/gdiplus/tests/graphics.c index 2b1628f4e9c..738656b1c63 100644 --- a/dlls/gdiplus/tests/graphics.c +++ b/dlls/gdiplus/tests/graphics.c @@ -23,6 +23,7 @@ #include "objbase.h" #include "gdiplus.h" +#include "winspool.h" #include "wine/test.h" #define expect(expected, got) ok((got) == (expected), "Expected %d, got %d\n", (INT)(expected), (INT)(got)) @@ -7071,6 +7072,161 @@ static void test_gdi_interop_hdc(void) DeleteObject(hbm); } +static HDC create_printer_dc(void) +{ + char buffer[260]; + DWORD len; + PRINTER_INFO_2A *pbuf = NULL; + DRIVER_INFO_3A *dbuf = NULL; + HANDLE hprn = 0; + HDC hdc = 0; + HMODULE winspool = LoadLibraryA("winspool.drv"); + BOOL (WINAPI *pOpenPrinterA)(LPSTR, HANDLE *, LPPRINTER_DEFAULTSA); + BOOL (WINAPI *pGetDefaultPrinterA)(LPSTR, LPDWORD); + BOOL (WINAPI *pGetPrinterA)(HANDLE, DWORD, LPBYTE, DWORD, LPDWORD); + BOOL (WINAPI *pGetPrinterDriverA)(HANDLE, LPSTR, DWORD, LPBYTE, DWORD, LPDWORD); + BOOL (WINAPI *pClosePrinter)(HANDLE); + + pGetDefaultPrinterA = (void *)GetProcAddress(winspool, "GetDefaultPrinterA"); + pOpenPrinterA = (void *)GetProcAddress(winspool, "OpenPrinterA"); + pGetPrinterA = (void *)GetProcAddress(winspool, "GetPrinterA"); + pGetPrinterDriverA = (void *)GetProcAddress(winspool, "GetPrinterDriverA"); + pClosePrinter = (void *)GetProcAddress(winspool, "ClosePrinter"); + + if (!pGetDefaultPrinterA || !pOpenPrinterA || !pGetPrinterA || !pGetPrinterDriverA || !pClosePrinter) + goto done; + + len = sizeof(buffer); + if (!pGetDefaultPrinterA(buffer, &len)) goto done; + if (!pOpenPrinterA(buffer, &hprn, NULL)) goto done; + + pGetPrinterA(hprn, 2, NULL, 0, &len); + pbuf = HeapAlloc(GetProcessHeap(), 0, len); + if (!pGetPrinterA(hprn, 2, (LPBYTE)pbuf, len, &len)) goto done; + + pGetPrinterDriverA(hprn, NULL, 3, NULL, 0, &len); + dbuf = HeapAlloc(GetProcessHeap(), 0, len); + if (!pGetPrinterDriverA(hprn, NULL, 3, (LPBYTE)dbuf, len, &len)) goto done; + + hdc = CreateDCA(dbuf->pDriverPath, pbuf->pPrinterName, pbuf->pPortName, pbuf->pDevMode); + trace("hdc %p for driver '%s' printer '%s' port '%s'\n", hdc, + dbuf->pDriverPath, pbuf->pPrinterName, pbuf->pPortName); +done: + HeapFree(GetProcessHeap(), 0, dbuf); + HeapFree(GetProcessHeap(), 0, pbuf); + if (hprn) pClosePrinter(hprn); + if (winspool) FreeLibrary(winspool); + return hdc; +} + +static BOOL check_rect_pixels(const DWORD *pixel, const RectF *rect, UINT width, DWORD expected, Point *failed) +{ + UINT x, y; + BOOL ret = TRUE; + + for (y = (UINT)rect->Y; y < (UINT)(rect->Y + rect->Height); y++) + { + for (x = (UINT)rect->X; x < (UINT)(rect->X + rect->Width); x++) + { + if (pixel[x + y * width] != expected) + { + ret = FALSE; + goto done; + } + } + } + +done: + if (!ret) + { + failed->X = x; + failed->Y = y; + } + else + { + failed->X = 0; + failed->Y = 0; + } + return ret; +} + +static void test_printer_dc(void) +{ + HDC hdc_printer, hdc; + Status status; + GpGraphics *graphics; + REAL dpi_x, dpi_y, pixel_per_unit_x, pixel_per_unit_y; + HBITMAP bitmap; + UINT width = 16, height = 16; + GpUnit unit; + GpSolidFill *brush; + DWORD *pixel; + BOOL match; + RectF rect; + Point pt; + + hdc_printer = create_printer_dc(); + if (!hdc_printer) + { + skip("could not create a DC for the default printer\n"); + return; + } + + hdc = CreateCompatibleDC(hdc_printer); + bitmap = CreateCompatibleBitmap(hdc, width, height); + SelectObject(hdc, bitmap); + + status = GdipCreateFromHDC(hdc, &graphics); + expect(Ok, status); + + GdipGetPageUnit(graphics, &unit); + expect(UnitDisplay, unit); + + GdipGetDpiX(graphics, &dpi_x); + GdipGetDpiY(graphics, &dpi_y); + expectf((REAL)GetDeviceCaps(hdc, LOGPIXELSX), dpi_x); + expectf((REAL)GetDeviceCaps(hdc, LOGPIXELSY), dpi_y); + + /* For graphics created from printer DC, UnitDisplay specifies that a unit is 1/100 inch */ + pixel_per_unit_x = dpi_x / 100.0; + pixel_per_unit_y = dpi_y / 100.0; + + status = GdipCreateSolidFill((ARGB)0xffffffff, &brush); + expect(Ok, status); + + status = GdipFillRectangleI(graphics, (GpBrush *)brush, 1, 1, 1, 1); + expect(Ok, status); + + pixel = GetBitmapPixelBuffer(hdc, bitmap, width, height); + + /* pixels at (0, 0) should all be 0 */ + rect.X = 0; + rect.Y = 0; + rect.Width = pixel_per_unit_x; + rect.Height = pixel_per_unit_y; + match = check_rect_pixels(pixel, &rect, width, 0, &pt); + todo_wine + ok(match, "Expected pixel (%u, %u) to be %08x, got %08x\n", + pt.X, pt.Y, 0, pixel[pt.X + pt.Y * width]); + + /* pixels at (1, 1) should all be 0x00ffffff */ + rect.X = pixel_per_unit_x; + rect.Y = pixel_per_unit_y; + rect.Width = pixel_per_unit_x; + rect.Height = pixel_per_unit_y; + match = check_rect_pixels(pixel, &rect, width, 0x00ffffff, &pt); + todo_wine + ok(match, "Expected pixel (%u, %u) to be %08x, got %08x\n", + pt.X, pt.Y, 0x00ffffff, pixel[pt.X + pt.Y * width]); + + GdipFree(pixel); + GdipDeleteBrush((GpBrush *)brush); + GdipDeleteGraphics(graphics); + DeleteObject(bitmap); + DeleteDC(hdc); + DeleteDC(hdc_printer); +} + START_TEST(graphics) { struct GdiplusStartupInput gdiplusStartupInput; @@ -7166,6 +7322,7 @@ START_TEST(graphics) test_hdc_caching(); test_gdi_interop_bitmap(); test_gdi_interop_hdc(); + test_printer_dc(); GdiplusShutdown(gdiplusToken); DestroyWindow( hwnd );
participants (1)
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Alexandre Julliard