ReactOS 0.4.16-dev-2104-gb84fa49
gditools.h File Reference
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Go to the source code of this file.

Classes

struct  MYPAL
 

Functions

BOOL GdiToolsInit (void)
 
PENTRY GdiQueryTable (VOID)
 
BOOL GdiIsHandleValid (_In_ HGDIOBJ hobj)
 
BOOL GdiIsHandleValidEx (_In_ HGDIOBJ hobj, _In_ GDILOOBJTYPE ObjectType)
 
PVOID GdiGetHandleUserData (_In_ HGDIOBJ hobj)
 

Variables

HBITMAP ghbmp1
 
HBITMAP ghbmp1_InvCol
 
HBITMAP ghbmp1_RB
 
HBITMAP ghbmp4
 
HBITMAP ghbmp8
 
HBITMAP ghbmp16
 
HBITMAP ghbmp24
 
HBITMAP ghbmp32
 
HBITMAP ghbmpDIB1
 
HBITMAP ghbmpDIB1_InvCol
 
HBITMAP ghbmpDIB1_RB
 
HBITMAP ghbmpDIB4
 
HBITMAP ghbmpDIB8
 
HBITMAP ghbmpDIB16
 
HBITMAP ghbmpDIB24
 
HBITMAP ghbmpDIB32
 
HDC ghdcDIB1
 
HDC ghdcDIB1_InvCol
 
HDC ghdcDIB1_RB
 
HDC ghdcDIB4
 
HDC ghdcDIB8
 
HDC ghdcDIB16
 
HDC ghdcDIB24
 
HDC ghdcDIB32
 
PVOID gpvDIB1
 
PVOID gpvDIB1_InvCol
 
PVOID gpvDIB1_RB
 
PVOID gpvDIB4
 
PVOID gpvDIB8
 
PVOID gpvDIB16
 
PVOID gpvDIB24
 
PVOID gpvDIB32
 
HDC ghdcInfo
 
PULONG pulDIB4Bits
 
HPALETTE ghpal
 
ULONG(* gpDIB32 )[8][8]
 
MYPAL gpal
 

Function Documentation

◆ GdiGetHandleUserData()

PVOID GdiGetHandleUserData ( _In_ HGDIOBJ  hobj)

Definition at line 93 of file gditools.c.

95{
96 PENTRY pentHmgr = GdiQueryTable();
97 USHORT Index = (ULONG_PTR)hobj;
98 PENTRY pentry = &pentHmgr[Index];
99
100 if (!GdiIsHandleValid(hobj))
101 {
102 return NULL;
103 }
104
105 return pentry->pUser;
106}
#define NULL
Definition: types.h:112
#define ULONG_PTR
Definition: config.h:101
PENTRY GdiQueryTable(VOID)
Definition: gditools.c:45
BOOL GdiIsHandleValid(_In_ HGDIOBJ hobj)
Definition: gditools.c:54
unsigned short USHORT
Definition: pedump.c:61
Definition: ntgdihdl.h:218
PVOID pUser
Definition: ntgdihdl.h:238
_In_ WDFCOLLECTION _In_ ULONG Index

Referenced by CancelDC(), CreateCompatibleBitmap(), CreateCompatibleDC(), CreatePen(), GdiDeleteBrushOrPen(), GetBrushOrgEx(), GetColorSpace(), IntCreateDICW(), SetBrushOrgEx(), SetDIBitsToDevice(), START_TEST(), and StretchDIBits().

◆ GdiIsHandleValid()

BOOL GdiIsHandleValid ( _In_ HGDIOBJ  hobj)

Definition at line 54 of file gditools.c.

56{
57 PENTRY pentHmgr = GdiQueryTable();
58 USHORT Index = (ULONG_PTR)hobj & 0xFFFF;
59 PENTRY pentry = &pentHmgr[Index];
60
61 if ((pentry->einfo.pobj == NULL) ||
62 ((LONG_PTR)pentry->einfo.pobj > 0) ||
63 (pentry->FullUnique != (USHORT)((ULONG_PTR)hobj >> 16)))
64 {
65 return FALSE;
66 }
67
68 return TRUE;
69}
#define TRUE
Definition: types.h:120
#define FALSE
Definition: types.h:117
union _ENTRY::_EINFO einfo
USHORT FullUnique
Definition: ntgdihdl.h:235
#define LONG_PTR
Definition: treelist.c:79
uint32_t ULONG_PTR
Definition: typedefs.h:65
struct _BASEOBJECT * pobj
Definition: ntgdihdl.h:221

Referenced by GdiGetHandleUserData(), and START_TEST().

◆ GdiIsHandleValidEx()

BOOL GdiIsHandleValidEx ( _In_ HGDIOBJ  hobj,
_In_ GDILOOBJTYPE  ObjectType 
)

Definition at line 72 of file gditools.c.

75{
76 PENTRY pentHmgr = GdiQueryTable();
77 USHORT Index = (ULONG_PTR)hobj & 0xFFFF;
78 PENTRY pentry = &pentHmgr[Index];
79
80 if ((pentry->einfo.pobj == NULL) ||
81 ((LONG_PTR)pentry->einfo.pobj > 0) ||
82 (pentry->FullUnique != (USHORT)((ULONG_PTR)hobj >> 16)) ||
83 (pentry->Objt != (UCHAR)(ObjectType >> 16)) ||
84 (pentry->Flags != (UCHAR)(ObjectType >> 24)))
85 {
86 return FALSE;
87 }
88
89 return TRUE;
90}
ObjectType
Definition: metafile.c:81
UCHAR Objt
Definition: ntgdihdl.h:236
UCHAR Flags
Definition: ntgdihdl.h:237
unsigned char UCHAR
Definition: xmlstorage.h:181

◆ GdiQueryTable()

PENTRY GdiQueryTable ( VOID  )

Definition at line 45 of file gditools.c.

47{
48 PTEB pTeb = NtCurrentTeb();
49 PPEB pPeb = pTeb->ProcessEnvironmentBlock;
50 return pPeb->GdiSharedHandleTable;
51}
#define NtCurrentTeb
PVOID GdiSharedHandleTable
Definition: ntddk_ex.h:292
Definition: compat.h:836
PPEB ProcessEnvironmentBlock
Definition: ntddk_ex.h:337

Referenced by GdiGetHandleUserData(), GdiIsHandleValid(), and GdiIsHandleValidEx().

◆ GdiToolsInit()

BOOL GdiToolsInit ( void  )

Definition at line 192 of file gditools.c.

193{
194
195 /* Initialize a logical palette */
197 if (!ghpal)
198 {
199 printf("failed to create a palette\n");
200 return FALSE;
201 }
202
203 if (!InitPerBitDepth(1, 9, 9, &ghbmp1, &ghdcDIB1, &ghbmpDIB1, &gpvDIB1, 0) ||
206 !InitPerBitDepth(4, 5, 5, &ghbmp4, &ghdcDIB4, &ghbmpDIB4, &gpvDIB4, 0) ||
207 !InitPerBitDepth(8, 5, 5, &ghbmp8, &ghdcDIB8, &ghbmpDIB8, &gpvDIB8, 0) ||
208 !InitPerBitDepth(16, 8, 8, &ghbmp16, &ghdcDIB16, &ghbmpDIB16, &gpvDIB16, 0) ||
209 !InitPerBitDepth(24, 8, 8, &ghbmp24, &ghdcDIB24, &ghbmpDIB24, &gpvDIB24, 0) ||
211 {
212 printf("failed to create objects\n");
213 return FALSE;
214 }
215
217
218 /* Create an Info-DC */
219 ghdcInfo = CreateDCW(L"DISPLAY", NULL, NULL, NULL);
220 if (!ghdcInfo)
221 {
222 printf("failed to create info DC\n");
223 return FALSE;
224 }
225
226 return TRUE;
227}
#define L(x)
Definition: resources.c:13
#define printf
Definition: freeldr.h:97
HBITMAP ghbmp24
Definition: gditools.c:21
HBITMAP ghbmpDIB8
Definition: gditools.c:22
HBITMAP ghbmp4
Definition: gditools.c:21
HBITMAP ghbmpDIB1_InvCol
Definition: gditools.c:22
HDC ghdcDIB8
Definition: gditools.c:23
PVOID gpvDIB8
Definition: gditools.c:24
HDC ghdcDIB16
Definition: gditools.c:23
HBITMAP ghbmpDIB24
Definition: gditools.c:22
ULONG(* gpDIB32)[8][8]
Definition: gditools.c:25
#define FL_RED_BLUE
Definition: gditools.c:109
HDC ghdcInfo
Definition: gditools.c:27
HBITMAP ghbmp1_InvCol
Definition: gditools.c:21
BOOL InitPerBitDepth(_In_ ULONG cBitsPerPixel, _In_ ULONG cx, _In_ ULONG cy, _Out_ HBITMAP *phbmp, _Out_ HDC *phdcDIB, _Out_ HBITMAP *phbmpDIB, _Out_ PVOID *ppvBits, _In_ ULONG flags)
Definition: gditools.c:112
HBITMAP ghbmpDIB1
Definition: gditools.c:22
PVOID gpvDIB1_RB
Definition: gditools.c:24
PVOID gpvDIB1
Definition: gditools.c:24
HBITMAP ghbmpDIB1_RB
Definition: gditools.c:22
HDC ghdcDIB32
Definition: gditools.c:23
HPALETTE ghpal
Definition: gditools.c:26
HBITMAP ghbmp1_RB
Definition: gditools.c:21
PVOID gpvDIB1_InvCol
Definition: gditools.c:24
HBITMAP ghbmpDIB16
Definition: gditools.c:22
HBITMAP ghbmp1
Definition: gditools.c:21
PVOID gpvDIB4
Definition: gditools.c:24
PVOID gpvDIB32
Definition: gditools.c:24
PVOID gpvDIB24
Definition: gditools.c:24
HDC ghdcDIB1
Definition: gditools.c:23
HBITMAP ghbmpDIB32
Definition: gditools.c:22
HBITMAP ghbmp8
Definition: gditools.c:21
HDC ghdcDIB1_RB
Definition: gditools.c:23
MYPAL gpal
Definition: gditools.c:29
#define FL_INVERT_COLORS
Definition: gditools.c:108
HDC ghdcDIB4
Definition: gditools.c:23
PVOID gpvDIB16
Definition: gditools.c:24
HBITMAP ghbmp32
Definition: gditools.c:21
HDC ghdcDIB24
Definition: gditools.c:23
HDC ghdcDIB1_InvCol
Definition: gditools.c:23
HBITMAP ghbmp16
Definition: gditools.c:21
HBITMAP ghbmpDIB4
Definition: gditools.c:22
HPALETTE WINAPI CreatePalette(_In_reads_(_Inexpressible_(2 *sizeof(WORD)+plpal->palNumEntries *sizeof(PALETTEENTRY))) const LOGPALETTE *)
HDC WINAPI CreateDCW(_In_opt_ LPCWSTR pszDriver, _In_opt_ LPCWSTR pszDevice, _In_opt_ LPCWSTR psz, _In_opt_ const DEVMODEW *pdmInit)

Referenced by START_TEST().

Variable Documentation

◆ ghbmp1

HBITMAP ghbmp1
extern

Definition at line 21 of file gditools.c.

Referenced by GdiToolsInit().

◆ ghbmp16

HBITMAP ghbmp16

Definition at line 4 of file gditools.h.

◆ ghbmp1_InvCol

HBITMAP ghbmp1_InvCol

Definition at line 4 of file gditools.h.

◆ ghbmp1_RB

HBITMAP ghbmp1_RB

Definition at line 4 of file gditools.h.

◆ ghbmp24

HBITMAP ghbmp24

Definition at line 4 of file gditools.h.

◆ ghbmp32

HBITMAP ghbmp32

Definition at line 4 of file gditools.h.

◆ ghbmp4

HBITMAP ghbmp4

Definition at line 4 of file gditools.h.

◆ ghbmp8

HBITMAP ghbmp8

Definition at line 4 of file gditools.h.

◆ ghbmpDIB1

HBITMAP ghbmpDIB1
extern

Definition at line 22 of file gditools.c.

Referenced by GdiToolsInit().

◆ ghbmpDIB16

HBITMAP ghbmpDIB16

Definition at line 5 of file gditools.h.

◆ ghbmpDIB1_InvCol

HBITMAP ghbmpDIB1_InvCol

Definition at line 5 of file gditools.h.

◆ ghbmpDIB1_RB

HBITMAP ghbmpDIB1_RB

Definition at line 5 of file gditools.h.

◆ ghbmpDIB24

HBITMAP ghbmpDIB24

Definition at line 5 of file gditools.h.

◆ ghbmpDIB32

HBITMAP ghbmpDIB32

Definition at line 5 of file gditools.h.

◆ ghbmpDIB4

HBITMAP ghbmpDIB4

Definition at line 5 of file gditools.h.

◆ ghbmpDIB8

HBITMAP ghbmpDIB8

Definition at line 5 of file gditools.h.

◆ ghdcDIB1

HDC ghdcDIB1
extern

Definition at line 23 of file gditools.c.

Referenced by GdiToolsInit(), Test_NtGdiSetPixel_1Bpp(), and Test_PaintRgn().

◆ ghdcDIB16

HDC ghdcDIB16

Definition at line 6 of file gditools.h.

◆ ghdcDIB1_InvCol

HDC ghdcDIB1_InvCol

Definition at line 6 of file gditools.h.

◆ ghdcDIB1_RB

HDC ghdcDIB1_RB

Definition at line 6 of file gditools.h.

◆ ghdcDIB24

HDC ghdcDIB24

Definition at line 6 of file gditools.h.

◆ ghdcDIB32

HDC ghdcDIB32

Definition at line 6 of file gditools.h.

◆ ghdcDIB4

HDC ghdcDIB4

Definition at line 6 of file gditools.h.

◆ ghdcDIB8

HDC ghdcDIB8

Definition at line 6 of file gditools.h.

◆ ghdcInfo

HDC ghdcInfo
extern

Definition at line 27 of file gditools.c.

Referenced by GdiToolsInit(), and Test_NtGdiSetPixel_generic().

◆ ghpal

◆ gpal

MYPAL gpal
extern

Definition at line 29 of file gditools.c.

Referenced by GdiToolsInit().

◆ gpDIB32

◆ gpvDIB1

PVOID gpvDIB1
extern

Definition at line 24 of file gditools.c.

Referenced by GdiToolsInit(), Test_NtGdiSetPixel_1Bpp(), and Test_PaintRgn().

◆ gpvDIB16

PVOID gpvDIB16

Definition at line 7 of file gditools.h.

◆ gpvDIB1_InvCol

PVOID gpvDIB1_InvCol

Definition at line 7 of file gditools.h.

◆ gpvDIB1_RB

PVOID gpvDIB1_RB

Definition at line 7 of file gditools.h.

◆ gpvDIB24

PVOID gpvDIB24

Definition at line 7 of file gditools.h.

◆ gpvDIB32

PVOID gpvDIB32

Definition at line 7 of file gditools.h.

◆ gpvDIB4

PVOID gpvDIB4

Definition at line 7 of file gditools.h.

◆ gpvDIB8

PVOID gpvDIB8

Definition at line 7 of file gditools.h.

◆ pulDIB4Bits

PULONG pulDIB4Bits
extern