reactos/modules/rostests/apitests/win32nt/ntgdi/NtGdiRestoreDC.c

196 lines
4.8 KiB
C

/*
* PROJECT: ReactOS api tests
* LICENSE: GPL - See COPYING in the top level directory
* PURPOSE: Test for NtGdiRestoreDC
* PROGRAMMERS:
*/
#include <win32nt.h>
static HBRUSH hbrush;
static HBITMAP hbitmap;
static HPEN hpen;
static HFONT hfont;
static HRGN hrgn, hrgn2;
static
void
SetSpecialDCState(HDC hdc)
{
/* Select spcial Objects */
SelectObject(hdc, hbrush);
SelectObject(hdc, hpen);
SelectObject(hdc, hbitmap);
SelectObject(hdc, hfont);
SelectObject(hdc, hrgn);
/* Colors */
SetDCBrushColor(hdc, RGB(12,34,56));
SetDCPenColor(hdc, RGB(23,34,45));
/* Coordinates */
SetMapMode(hdc, MM_ANISOTROPIC);
SetGraphicsMode(hdc, GM_ADVANCED);
SetWindowOrgEx(hdc, 12, 34, NULL);
SetViewportOrgEx(hdc, 56, 78, NULL);
SetWindowExtEx(hdc, 123, 456, NULL);
SetViewportExtEx(hdc, 234, 567, NULL);
}
static
void
SetSpecialDCState2(HDC hdc)
{
/* Select spcial Objects */
SelectObject(hdc, GetStockObject(DC_BRUSH));
SelectObject(hdc, GetStockObject(DC_PEN));
SelectObject(hdc, GetStockObject(DEFAULT_BITMAP));
SelectObject(hdc, GetStockObject(DEFAULT_GUI_FONT));
SelectObject(hdc, hrgn2);
/* Colors */
SetDCBrushColor(hdc, RGB(65,43,21));
SetDCPenColor(hdc, RGB(54,43,32));
/* Coordinates */
SetMapMode(hdc, MM_ISOTROPIC);
SetGraphicsMode(hdc, GM_COMPATIBLE);
SetWindowOrgEx(hdc, 43, 21, NULL);
SetViewportOrgEx(hdc, 87, 65, NULL);
SetWindowExtEx(hdc, 654, 321, NULL);
SetViewportExtEx(hdc, 765, 432, NULL);
}
static
void
Test_IsSpecialState(HDC hdc, BOOL bMemDC)
{
POINT pt;
SIZE sz;
/* Test Objects */
TEST(SelectObject(hdc, GetStockObject(DC_BRUSH)) == hbrush);
TEST(SelectObject(hdc, GetStockObject(DC_PEN)) == hpen);
TEST(SelectObject(hdc, GetStockObject(DEFAULT_GUI_FONT)) == hfont);
if (bMemDC)
{
TEST(SelectObject(hdc, GetStockObject(DEFAULT_BITMAP)) == hbitmap);
TEST(SelectObject(hdc, hrgn2) == (PVOID)1);
}
else
{
TEST(SelectObject(hdc, GetStockObject(DEFAULT_BITMAP)) == 0);
TEST(SelectObject(hdc, hrgn2) == (PVOID)2);
}
/* Test colors */
TEST(GetDCBrushColor(hdc) == RGB(12,34,56));
TEST(GetDCPenColor(hdc) == RGB(23,34,45));
/* Test coordinates */
TEST(GetMapMode(hdc) == MM_ANISOTROPIC);
TEST(GetGraphicsMode(hdc) == GM_ADVANCED);
GetWindowOrgEx(hdc, &pt);
TEST(pt.x == 12);
TEST(pt.y == 34);
GetViewportOrgEx(hdc, &pt);
TEST(pt.x == 56);
TEST(pt.y == 78);
GetWindowExtEx(hdc, &sz);
TESTX(sz.cx == 123, "sz.cx == %ld\n", sz.cx);
TESTX(sz.cy == 456, "sz.cy == %ld\n", sz.cy);
GetViewportExtEx(hdc, &sz);
TEST(sz.cx == 234);
TEST(sz.cy == 567);
}
static
void
Test_SaveRestore(HDC hdc, BOOL bMemDC)
{
SetSpecialDCState(hdc);
NtGdiSaveDC(hdc);
SetSpecialDCState2(hdc);
SetLastError(0);
TEST(NtGdiRestoreDC(hdc, 2) == 0);
TEST(GetLastError() == ERROR_INVALID_PARAMETER);
SetLastError(0);
TEST(NtGdiRestoreDC(hdc, 0) == 0);
TEST(GetLastError() == ERROR_INVALID_PARAMETER);
SetLastError(0);
TEST(NtGdiRestoreDC(hdc, -2) == 0);
TEST(GetLastError() == ERROR_INVALID_PARAMETER);
SetLastError(0);
TEST(NtGdiRestoreDC(hdc, 1) == 1);
TEST(GetLastError() == 0);
Test_IsSpecialState(hdc, bMemDC);
}
START_TEST(NtGdiRestoreDC)
{
HDC hdc;
hdc = CreateCompatibleDC(0);
ASSERT(GdiIsHandleValid(hdc));
SetLastError(0);
TEST(NtGdiRestoreDC(0, -10) == 0);
TEST(GetLastError() == ERROR_INVALID_HANDLE);
SetLastError(0);
TEST(NtGdiRestoreDC(hdc, 0) == 0);
TEST(GetLastError() == ERROR_INVALID_PARAMETER);
SetLastError(0);
TEST(NtGdiRestoreDC(hdc, 1) == 0);
TEST(GetLastError() == ERROR_INVALID_PARAMETER);
/* Initialize objects */
hbrush = CreateSolidBrush(12345);
ASSERT(GdiIsHandleValid(hbrush));
hpen = CreatePen(PS_SOLID, 4, RGB(10,12,32));
ASSERT(GdiIsHandleValid(hpen));
hbitmap = CreateBitmap(10, 10, 1, 1, NULL);
ASSERT(GdiIsHandleValid(hbitmap));
hfont = CreateFont(10, 0, 0, 0, FW_NORMAL, 0, 0, 0, ANSI_CHARSET,
OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY,
DEFAULT_PITCH, "Arial");
ASSERT(GdiIsHandleValid(hfont));
hrgn = CreateRectRgn(12, 14, 14, 17);
ASSERT(GdiIsHandleValid(hrgn));
hrgn2 = CreateRectRgn(1, 1, 2, 2);
ASSERT(GdiIsHandleValid(hrgn2));
/* Test mem dc */
Test_SaveRestore(hdc, TRUE);
DeleteDC(hdc);
/* Test screen DC */
hdc = GetDC(0);
ASSERT(GdiIsHandleValid(hdc));
Test_SaveRestore(hdc, FALSE);
ReleaseDC(0, hdc);
/* Test info dc */
hdc = CreateICW(L"DISPLAY", NULL, NULL, NULL);
ASSERT(GdiIsHandleValid(hdc));
Test_SaveRestore(hdc, FALSE);
DeleteDC(hdc);
}