GetRandomRgn.c File Reference

#include "precomp.h"

Include dependency graph for GetRandomRgn.c:

Go to the source code of this file.

Macros
#define	METARGN   2
#define	APIRGN   3
#define	SYSRGN   4
#define	RGN5   5

Functions
void	Test_GetRandomRgn_Params ()
void	Test_GetRandomRgn_CLIPRGN ()
void	Test_GetRandomRgn_METARGN ()
void	Test_GetRandomRgn_APIRGN ()
void	Test_GetRandomRgn_SYSRGN ()
void	Test_GetRandomRgn_RGN5 ()
	START_TEST (GetRandomRgn)

Variables
HWND	ghwnd
HDC	ghdcWindow

Macro Definition Documentation

APIRGN

#define APIRGN   3

Definition at line 12 of file GetRandomRgn.c.

METARGN

#define METARGN   2

Definition at line 11 of file GetRandomRgn.c.

RGN5

#define RGN5   5

Definition at line 14 of file GetRandomRgn.c.

SYSRGN

#define SYSRGN   4

Definition at line 13 of file GetRandomRgn.c.

Function Documentation

START_TEST()

START_TEST

(

GetRandomRgn

)

Definition at line 346 of file GetRandomRgn.c.

{
 
    /* Create a window */
    ghwnd = CreateWindowW(L"BUTTON", L"TestWindow", WS_OVERLAPPEDWINDOW | WS_VISIBLE,
                          100, 100, 100, 100, NULL, NULL, 0, 0);
    ghdcWindow = GetDC(ghwnd);
    if (!ghdcWindow)
    {
        printf("No window dc\n");
        return;
    }
 
    Test_GetRandomRgn_Params();
    Test_GetRandomRgn_CLIPRGN();
    Test_GetRandomRgn_METARGN();
    Test_GetRandomRgn_APIRGN();
    Test_GetRandomRgn_SYSRGN();
    Test_GetRandomRgn_RGN5();
 
}

Test_GetRandomRgn_APIRGN()

void Test_GetRandomRgn_APIRGN

(

)

Definition at line 178 of file GetRandomRgn.c.

{
}

Referenced by START_TEST().

Test_GetRandomRgn_CLIPRGN()

void Test_GetRandomRgn_CLIPRGN

(

)

Definition at line 108 of file GetRandomRgn.c.

{
    HDC hdc;
    HRGN hrgn1, hrgn2;
    INT ret;
    RECT rect;
 
    hrgn1 = CreateRectRgn(11, 17, 23, 42);
    if (!hrgn1)
    {
        printf("Coun't create a region\n");
        return;
    }
 
    hdc = CreateCompatibleDC(0);
    if (!hdc)
    {
        printf("Coun't create a dc\n");
        return;
    }
 
    ret = GetRandomRgn(hdc, hrgn1, CLIPRGN);
    ok_int(ret, 0);
    GetRgnBox(hrgn1, &rect);
    ok_long(rect.left, 11);
    ok_long(rect.top, 17);
    ok_long(rect.right, 23);
    ok_long(rect.bottom, 42);
 
    hrgn2 = CreateRectRgn(1, 2, 3, 4);
    SelectClipRgn(hdc, hrgn2);
    DeleteObject(hrgn2);
    ret = GetRandomRgn(hdc, hrgn1, CLIPRGN);
    ok_int(ret, 1);
    GetRgnBox(hrgn1, &rect);
    ok_long(rect.left, 1);
    ok_long(rect.top, 2);
    ok_long(rect.right, 3);
    ok_long(rect.bottom, 4);
 
    hrgn2 = CreateRectRgn(2, 3, 4, 5);
    SelectClipRgn(ghdcWindow, hrgn2);
    DeleteObject(hrgn2);
    ret = GetRandomRgn(ghdcWindow, hrgn1, CLIPRGN);
    ok_int(ret, 1);
    GetRgnBox(hrgn1, &rect);
    ok_long(rect.left, 2);
    ok_long(rect.top, 3);
    ok_long(rect.right, 4);
    ok_long(rect.bottom, 5);
 
    MoveWindow(ghwnd, 200, 400, 100, 100, 0);
 
    ret = GetRandomRgn(ghdcWindow, hrgn1, CLIPRGN);
    ok_int(ret, 1);
    GetRgnBox(hrgn1, &rect);
    ok_long(rect.left, 2);
    ok_long(rect.top, 3);
    ok_long(rect.right, 4);
    ok_long(rect.bottom, 5);
 
 
    DeleteObject(hrgn1);
    DeleteDC(hdc);
}

Referenced by START_TEST().

Test_GetRandomRgn_METARGN()

void Test_GetRandomRgn_METARGN

(

)

Definition at line 174 of file GetRandomRgn.c.

{
}

Referenced by START_TEST().

Test_GetRandomRgn_Params()

void Test_GetRandomRgn_Params

(

)

Definition at line 19 of file GetRandomRgn.c.

{
    HDC hdc;
    HRGN hrgn;
    INT ret;
 
    hdc = CreateCompatibleDC(0);
    if (!hdc)
    {
        printf("Coun't create a dc\n");
        return;
    }
 
    hrgn = CreateRectRgn(11, 17, 23, 42);
    if (!hrgn)
    {
        printf("Coun't create a region\n");
        return;
    }
 
    SetLastError(0xbadbad00);
    ret = GetRandomRgn(NULL, NULL, 0);
    ok_int(ret, -1);
    ok((GetLastError() == 0xbadbad00) || (GetLastError() == ERROR_INVALID_HANDLE), "wrong error: %ld\n", GetLastError());
 
    SetLastError(0xbadbad00);
    ret = GetRandomRgn(NULL, NULL, CLIPRGN);
    ok_int(ret, -1);
    ok((GetLastError() == 0xbadbad00) || (GetLastError() == ERROR_INVALID_HANDLE), "wrong error: %ld\n", GetLastError());
 
    SetLastError(0xbadbad00);
    ret = GetRandomRgn(NULL, hrgn, 0);
    ok_int(ret, -1);
    ok((GetLastError() == 0xbadbad00) || (GetLastError() == ERROR_INVALID_HANDLE), "wrong error: %ld\n", GetLastError());
 
    SetLastError(0xbadbad00);
    ret = GetRandomRgn(NULL, hrgn, CLIPRGN);
    ok_int(ret, -1);
    ok((GetLastError() == 0xbadbad00) || (GetLastError() == ERROR_INVALID_HANDLE), "wrong error: %ld\n", GetLastError());
 
    SetLastError(0xbadbad00);
    ret = GetRandomRgn(hdc, NULL, 0);
    ok_int(ret, 0);
    ok_err(0xbadbad00);
 
    SetLastError(0xbadbad00);
    ret = GetRandomRgn(hdc, NULL, CLIPRGN);
    ok_int(ret, 0);
    ok_err(0xbadbad00);
 
    SetLastError(0xbadbad00);
    ret = GetRandomRgn(hdc, hrgn, 0);
    ok_int(ret, 0);
    ok_err(0xbadbad00);
#if 0 // this is vista+
    SetLastError(0xbadbad00);
    ret = GetRandomRgn(hdc, hrgn, 5);
    ok_int(ret, 1);
    ok_err(0xbadbad00);
#endif
    SetLastError(0xbadbad00);
    ret = GetRandomRgn(hdc, hrgn, 6);
    ok_int(ret, 0);
    ok_err(0xbadbad00);
 
    SetLastError(0xbadbad00);
    ret = GetRandomRgn(hdc, hrgn, 27);
    ok_int(ret, 0);
    ok_err(0xbadbad00);
 
    SetLastError(0xbadbad00);
    ret = GetRandomRgn(hdc, hrgn, -1);
    ok_int(ret, 0);
    ok_err(0xbadbad00);
 
    SetLastError(0xbadbad00);
    ret = GetRandomRgn(hdc, hrgn, CLIPRGN);
    ok_int(ret, 0);
    ok_err(0xbadbad00);
 
    SetLastError(0xbadbad00);
    ret = GetRandomRgn((HDC)0x123, hrgn, CLIPRGN);
    ok_int(ret, -1);
    ok((GetLastError() == 0xbadbad00) || (GetLastError() == ERROR_INVALID_HANDLE), "wrong error: %ld\n", GetLastError());
 
    DeleteObject(hrgn);
    DeleteDC(hdc);
}

Referenced by START_TEST().

Test_GetRandomRgn_RGN5()

void Test_GetRandomRgn_RGN5

(

)

Definition at line 264 of file GetRandomRgn.c.

{
    HDC hdc;
    HRGN hrgn1, hrgn2;
    INT ret;
    RECT rect, rect2;
    HBITMAP hbmp;
    DBG_UNREFERENCED_LOCAL_VARIABLE(hrgn2);
    DBG_UNREFERENCED_LOCAL_VARIABLE(rect2);
 
    hrgn1 = CreateRectRgn(11, 17, 23, 42);
    if (!hrgn1)
    {
        printf("Coun't create a region\n");
        return;
    }
 
    hdc = CreateCompatibleDC(0);
    if (!hdc)
    {
        printf("Coun't create a dc\n");
        return;
    }
#if 0 // this is vista+
    ret = GetRandomRgn(hdc, hrgn1, RGN5);
    ok_int(ret, 1);
    GetRgnBox(hrgn1, &rect);
    ok_long(rect.left, 0);
    ok_long(rect.top, 0);
    ok_long(rect.right, 1);
    ok_long(rect.bottom, 1);
 
    hrgn2 = CreateRectRgn(1, 2, 3, 4);
    SelectClipRgn(hdc, hrgn2);
    DeleteObject(hrgn2);
    ret = GetRandomRgn(hdc, hrgn1, RGN5);
    ok_int(ret, 1);
    GetRgnBox(hrgn1, &rect);
    ok_long(rect.left, 0);
    ok_long(rect.top, 0);
    ok_long(rect.right, 1);
    ok_long(rect.bottom, 1);
#endif
 
    hbmp = CreateCompatibleBitmap(hdc, 4, 7);
    SelectObject(hdc, hbmp);
    ret = GetRandomRgn(hdc, hrgn1, SYSRGN);
    ok_int(ret, 1);
    GetRgnBox(hrgn1, &rect);
    ok_long(rect.left, 0);
    ok_long(rect.top, 0);
    ok_long(rect.right, 4);
    ok_long(rect.bottom, 7);
    DeleteObject(hbmp);
 
#if 0 // this is vista+
    MoveWindow(ghwnd, 100, 100, 100, 100, 0);
    ret = GetRandomRgn(ghdcWindow, hrgn1, RGN5);
    ok_int(ret, 1);
    GetRgnBox(hrgn1, &rect);
    DPtoLP(ghdcWindow, (LPPOINT)&rect, 2);
    ok_long(rect.left, 104);
    ok_long(rect.top, 124);
    ok_long(rect.right, 209);
    ok_long(rect.bottom, 196);
 
    MoveWindow(ghwnd, 200, 400, 200, 200, 0);
 
    ret = GetRandomRgn(ghdcWindow, hrgn1, RGN5);
    ok_int(ret, 1);
    GetRgnBox(hrgn1, &rect2);
    DPtoLP(ghdcWindow, (LPPOINT)&rect2, 2);
    ok_long(rect2.left, rect.left + 100);
    ok_long(rect2.top, rect.top + 300);
    ok_long(rect2.right, rect.right + 200 - 13);
    ok_long(rect2.bottom, rect.bottom + 400);
#endif
 
    DeleteObject(hrgn1);
    DeleteDC(hdc);
}

Referenced by START_TEST().

Test_GetRandomRgn_SYSRGN()

void Test_GetRandomRgn_SYSRGN

(

)

Definition at line 182 of file GetRandomRgn.c.

{
    HDC hdc;
    HRGN hrgn1, hrgn2;
    INT ret;
    RECT rect, rect2;
    HBITMAP hbmp;
 
    hrgn1 = CreateRectRgn(11, 17, 23, 42);
    if (!hrgn1)
    {
        printf("Coun't create a region\n");
        return;
    }
 
    hdc = CreateCompatibleDC(0);
    if (!hdc)
    {
        printf("Coun't create a dc\n");
        return;
    }
 
    ret = GetRandomRgn(hdc, hrgn1, SYSRGN);
    ok_int(ret, 1);
    GetRgnBox(hrgn1, &rect);
    ok_long(rect.left, 0);
    ok_long(rect.top, 0);
    ok_long(rect.right, 1);
    ok_long(rect.bottom, 1);
 
    hrgn2 = CreateRectRgn(1, 2, 3, 4);
    SelectClipRgn(hdc, hrgn2);
    DeleteObject(hrgn2);
    ret = GetRandomRgn(hdc, hrgn1, SYSRGN);
    ok_int(ret, 1);
    GetRgnBox(hrgn1, &rect);
    ok_long(rect.left, 0);
    ok_long(rect.top, 0);
    ok_long(rect.right, 1);
    ok_long(rect.bottom, 1);
 
    hbmp = CreateCompatibleBitmap(hdc, 4, 7);
    SelectObject(hdc, hbmp);
    ret = GetRandomRgn(hdc, hrgn1, SYSRGN);
    ok_int(ret, 1);
    GetRgnBox(hrgn1, &rect);
    ok_long(rect.left, 0);
    ok_long(rect.top, 0);
    ok_long(rect.right, 4);
    ok_long(rect.bottom, 7);
    DeleteObject(hbmp);
 
    MoveWindow(ghwnd, 100, 100, 100, 100, 0);
    ret = GetRandomRgn(ghdcWindow, hrgn1, SYSRGN);
    ok_int(ret, 1);
    GetRgnBox(hrgn1, &rect);
    DPtoLP(ghdcWindow, (LPPOINT)&rect, 2);
#if 0 // FIXME: this needs calculation
    ok_long(rect.left, 104);
    ok_long(rect.top, 124);
    ok_long(rect.right, 209);
    ok_long(rect.bottom, 196);
#endif
 
    MoveWindow(ghwnd, 200, 400, 200, 200, 0);
 
    ret = GetRandomRgn(ghdcWindow, hrgn1, SYSRGN);
    ok_int(ret, 1);
    GetRgnBox(hrgn1, &rect2);
    DPtoLP(ghdcWindow, (LPPOINT)&rect2, 2);
#if 0 // FIXME: this needs calculation
    ok_long(rect2.left, rect.left + 100);
    ok_long(rect2.top, rect.top + 300);
    ok_long(rect2.right, rect.right + 200 - 13);
    ok_long(rect2.bottom, rect.bottom + 400);
#endif
 
    DeleteObject(hrgn1);
    DeleteDC(hdc);
 
}

Referenced by START_TEST().

Variable Documentation

ghdcWindow

HDC ghdcWindow

Definition at line 17 of file GetRandomRgn.c.

Referenced by START_TEST(), Test_GetRandomRgn_CLIPRGN(), Test_GetRandomRgn_RGN5(), and Test_GetRandomRgn_SYSRGN().

ghwnd

HWND ghwnd

Definition at line 16 of file GetRandomRgn.c.

Referenced by START_TEST(), Test_GetRandomRgn_CLIPRGN(), Test_GetRandomRgn_RGN5(), and Test_GetRandomRgn_SYSRGN().