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gdi32: Move mfdrv/init.c to new metadc.c file. 

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2021-08-18 11:56:38 +02:00 committed by Alexandre Julliard
parent e91b19bf38
commit 293678f123
2 changed files with 191 additions and 221 deletions
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2
dlls/gdi32/Makefile.in
View File

@ -35,11 +35,11 @@ C_SRCS = \
gdiobj.c \
icm.c \
mapping.c \
metadc.c \
metafile.c \
mfdrv/bitblt.c \
mfdrv/dc.c \
mfdrv/graphics.c \
mfdrv/init.c \
mfdrv/objects.c \
mfdrv/text.c \
objects.c \

410
dlls/gdi32/mfdrv/init.c → dlls/gdi32/metadc.c
View File

@ -1,7 +1,9 @@
/*
* Metafile driver initialisation functions
* Metafile DC functions
*
* Copyright 1996 Alexandre Julliard
* Copyright 1999 Huw D M Davies
* Copyright 1993, 1994, 1996 Alexandre Julliard
* Copyright 2021 Jacek Caban for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@ -19,231 +21,16 @@
*/
#include <stdarg.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "ntgdi_private.h"
#include "winnls.h"
#include "mfdrv/metafiledrv.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(metafile);
/**********************************************************************
* METADC_ExtEscape
*/
BOOL METADC_ExtEscape( HDC hdc, INT escape, INT input_size, const void *input,
INT output_size, void *output )
{
METARECORD *mr;
DWORD len;
BOOL ret;
if (output_size) return FALSE; /* escapes that require output cannot work in metafiles */
len = sizeof(*mr) + sizeof(WORD) + ((input_size + 1) & ~1);
mr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
mr->rdSize = len / 2;
mr->rdFunction = META_ESCAPE;
mr->rdParm[0] = escape;
mr->rdParm[1] = input_size;
memcpy( &mr->rdParm[2], input, input_size );
ret = metadc_record( hdc, mr, len );
HeapFree(GetProcessHeap(), 0, mr);
return ret;
}
/******************************************************************
* METADC_GetDeviceCaps
*
*A very simple implementation that returns DT_METAFILE
*/
INT METADC_GetDeviceCaps( HDC hdc, INT cap )
{
if (!get_metadc_ptr( hdc )) return 0;
switch(cap)
{
case TECHNOLOGY:
return DT_METAFILE;
case TEXTCAPS:
return 0;
default:
TRACE(" unsupported capability %d, will return 0\n", cap );
}
return 0;
}
static void metadc_free( struct metadc *metadc )
{
DWORD index;
CloseHandle( metadc->hFile );
HeapFree( GetProcessHeap(), 0, metadc->mh );
for(index = 0; index < metadc->handles_size; index++)
if(metadc->handles[index])
GDI_hdc_not_using_object( metadc->handles[index], metadc->hdc );
HeapFree( GetProcessHeap(), 0, metadc->handles );
HeapFree( GetProcessHeap(), 0, metadc );
}
/**********************************************************************
* METADC_DeleteObject
*/
BOOL METADC_DeleteDC( HDC hdc )
{
struct metadc *metadc;
if (!(metadc = get_metadc_ptr( hdc ))) return FALSE;
if (!NtGdiDeleteClientObj( hdc )) return FALSE;
metadc_free( metadc );
return TRUE;
}
/**********************************************************************
* CreateMetaFileW (GDI32.@)
*
* Create a new DC and associate it with a metafile. Pass a filename
* to create a disk-based metafile, NULL to create a memory metafile.
*
* PARAMS
* filename [I] Filename of disk metafile
*
* RETURNS
* A handle to the metafile DC if successful, NULL on failure.
*/
HDC WINAPI CreateMetaFileW( LPCWSTR filename )
{
struct metadc *metadc;
HANDLE hdc;
TRACE("%s\n", debugstr_w(filename) );
if (!(hdc = NtGdiCreateClientObj( NTGDI_OBJ_METADC ))) return NULL;
metadc = HeapAlloc( GetProcessHeap(), 0, sizeof(*metadc) );
if (!metadc)
{
NtGdiDeleteClientObj( hdc );
return NULL;
}
if (!(metadc->mh = HeapAlloc( GetProcessHeap(), 0, sizeof(*metadc->mh) )))
{
HeapFree( GetProcessHeap(), 0, metadc );
NtGdiDeleteClientObj( hdc );
return NULL;
}
metadc->hdc = hdc;
set_gdi_client_ptr( hdc, metadc );
metadc->handles = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
HANDLE_LIST_INC * sizeof(metadc->handles[0]) );
metadc->handles_size = HANDLE_LIST_INC;
metadc->cur_handles = 0;
metadc->hFile = 0;
metadc->mh->mtHeaderSize = sizeof(METAHEADER) / sizeof(WORD);
metadc->mh->mtVersion = 0x0300;
metadc->mh->mtSize = metadc->mh->mtHeaderSize;
metadc->mh->mtNoObjects = 0;
metadc->mh->mtMaxRecord = 0;
metadc->mh->mtNoParameters = 0;
metadc->mh->mtType = METAFILE_MEMORY;
metadc->pen = GetStockObject( BLACK_PEN );
metadc->brush = GetStockObject( WHITE_BRUSH );
metadc->font = GetStockObject( DEVICE_DEFAULT_FONT );
if (filename) /* disk based metafile */
{
HANDLE file = CreateFileW( filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
if (file == INVALID_HANDLE_VALUE)
{
HeapFree( GetProcessHeap(), 0, metadc );
NtGdiDeleteClientObj( hdc );
return 0;
}
metadc->hFile = file;
}
TRACE("returning %p\n", hdc);
return hdc;
}
/**********************************************************************
* CreateMetaFileA (GDI32.@)
*
* See CreateMetaFileW.
*/
HDC WINAPI CreateMetaFileA(LPCSTR filename)
{
LPWSTR filenameW;
DWORD len;
HDC hReturnDC;
if (!filename) return CreateMetaFileW(NULL);
len = MultiByteToWideChar( CP_ACP, 0, filename, -1, NULL, 0 );
filenameW = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
MultiByteToWideChar( CP_ACP, 0, filename, -1, filenameW, len );
hReturnDC = CreateMetaFileW(filenameW);
HeapFree( GetProcessHeap(), 0, filenameW );
return hReturnDC;
}
/******************************************************************
* CloseMetaFile (GDI32.@)
*
* Stop recording graphics operations in metafile associated with
* hdc and retrieve metafile.
*
* PARAMS
* hdc [I] Metafile DC to close
*
* RETURNS
* Handle of newly created metafile on success, NULL on failure.
*/
HMETAFILE WINAPI CloseMetaFile(HDC hdc)
{
struct metadc *metadc;
DWORD bytes_written;
HMETAFILE hmf;
TRACE("(%p)\n", hdc );
if (!(metadc = get_metadc_ptr( hdc ))) return FALSE;
/* Construct the end of metafile record - this is documented
* in SDK Knowledgebase Q99334.
*/
if (!metadc_param0( hdc, META_EOF )) return FALSE;
if (!NtGdiDeleteClientObj( hdc )) return FALSE;
if (metadc->hFile && !WriteFile( metadc->hFile, metadc->mh, metadc->mh->mtSize * sizeof(WORD),
&bytes_written, NULL ))
{
metadc_free( metadc );
return FALSE;
}
/* Now allocate a global handle for the metafile */
hmf = MF_Create_HMETAFILE( metadc->mh );
if (hmf) metadc->mh = NULL; /* So it won't be deleted */
metadc_free( metadc );
return hmf;
}
struct metadc *get_metadc_ptr( HDC hdc )
{
struct metadc *metafile = get_gdi_client_ptr( hdc, NTGDI_OBJ_METADC );
@ -379,3 +166,186 @@ BOOL metadc_param8( HDC hdc, short func, short param1, short param2,
mr->rdParm[7] = param1;
return metadc_record( hdc, mr, sizeof(buffer) );
}
BOOL METADC_ExtEscape( HDC hdc, INT escape, INT input_size, const void *input,
INT output_size, void *output )
{
METARECORD *mr;
DWORD len;
BOOL ret;
if (output_size) return FALSE; /* escapes that require output cannot work in metafiles */
len = sizeof(*mr) + sizeof(WORD) + ((input_size + 1) & ~1);
if (!(mr = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, len ))) return FALSE;
mr->rdSize = len / sizeof(WORD);
mr->rdFunction = META_ESCAPE;
mr->rdParm[0] = escape;
mr->rdParm[1] = input_size;
memcpy( &mr->rdParm[2], input, input_size );
ret = metadc_record( hdc, mr, len );
HeapFree(GetProcessHeap(), 0, mr);
return ret;
}
INT METADC_GetDeviceCaps( HDC hdc, INT cap )
{
if (!get_metadc_ptr( hdc )) return 0;
switch(cap)
{
case TECHNOLOGY:
return DT_METAFILE;
case TEXTCAPS:
return 0;
default:
TRACE(" unsupported capability %d, will return 0\n", cap );
}
return 0;
}
static void metadc_free( struct metadc *metadc )
{
DWORD index;
CloseHandle( metadc->hFile );
HeapFree( GetProcessHeap(), 0, metadc->mh );
for(index = 0; index < metadc->handles_size; index++)
if(metadc->handles[index])
GDI_hdc_not_using_object( metadc->handles[index], metadc->hdc );
HeapFree( GetProcessHeap(), 0, metadc->handles );
HeapFree( GetProcessHeap(), 0, metadc );
}
BOOL METADC_DeleteDC( HDC hdc )
{
struct metadc *metadc;
if (!(metadc = get_metadc_ptr( hdc ))) return FALSE;
if (!NtGdiDeleteClientObj( hdc )) return FALSE;
metadc_free( metadc );
return TRUE;
}
/**********************************************************************
* CreateMetaFileW (GDI32.@)
*
* Create a new DC and associate it with a metafile. Pass a filename
* to create a disk-based metafile, NULL to create a memory metafile.
*/
HDC WINAPI CreateMetaFileW( const WCHAR *filename )
{
struct metadc *metadc;
HANDLE hdc;
TRACE( "%s\n", debugstr_w(filename) );
if (!(hdc = NtGdiCreateClientObj( NTGDI_OBJ_METADC ))) return NULL;
metadc = HeapAlloc( GetProcessHeap(), 0, sizeof(*metadc) );
if (!metadc)
{
NtGdiDeleteClientObj( hdc );
return NULL;
}
if (!(metadc->mh = HeapAlloc( GetProcessHeap(), 0, sizeof(*metadc->mh) )))
{
HeapFree( GetProcessHeap(), 0, metadc );
NtGdiDeleteClientObj( hdc );
return NULL;
}
metadc->hdc = hdc;
set_gdi_client_ptr( hdc, metadc );
metadc->handles = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
HANDLE_LIST_INC * sizeof(metadc->handles[0]) );
metadc->handles_size = HANDLE_LIST_INC;
metadc->cur_handles = 0;
metadc->hFile = 0;
metadc->mh->mtHeaderSize = sizeof(METAHEADER) / sizeof(WORD);
metadc->mh->mtVersion = 0x0300;
metadc->mh->mtSize = metadc->mh->mtHeaderSize;
metadc->mh->mtNoObjects = 0;
metadc->mh->mtMaxRecord = 0;
metadc->mh->mtNoParameters = 0;
metadc->mh->mtType = METAFILE_MEMORY;
metadc->pen = GetStockObject( BLACK_PEN );
metadc->brush = GetStockObject( WHITE_BRUSH );
metadc->font = GetStockObject( DEVICE_DEFAULT_FONT );
if (filename) /* disk based metafile */
{
HANDLE file = CreateFileW( filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
if (file == INVALID_HANDLE_VALUE)
{
HeapFree( GetProcessHeap(), 0, metadc );
NtGdiDeleteClientObj( hdc );
return 0;
}
metadc->hFile = file;
}
TRACE( "returning %p\n", hdc );
return hdc;
}
/**********************************************************************
* CreateMetaFileA (GDI32.@)
*/
HDC WINAPI CreateMetaFileA( const char *filename )
{
LPWSTR filenameW;
DWORD len;
HDC hdc;
if (!filename) return CreateMetaFileW( NULL );
len = MultiByteToWideChar( CP_ACP, 0, filename, -1, NULL, 0 );
filenameW = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
MultiByteToWideChar( CP_ACP, 0, filename, -1, filenameW, len );
hdc = CreateMetaFileW( filenameW );
HeapFree( GetProcessHeap(), 0, filenameW );
return hdc;
}
/******************************************************************
* CloseMetaFile (GDI32.@)
*
* Stop recording graphics operations in metafile associated with
* hdc and retrieve metafile.
*/
HMETAFILE WINAPI CloseMetaFile( HDC hdc )
{
struct metadc *metadc;
DWORD bytes_written;
HMETAFILE hmf;
TRACE( "(%p)\n", hdc );
if (!(metadc = get_metadc_ptr( hdc ))) return FALSE;
/* Construct the end of metafile record - this is documented
* in SDK Knowledgebase Q99334.
*/
if (!metadc_param0( hdc, META_EOF )) return FALSE;
if (!NtGdiDeleteClientObj( hdc )) return FALSE;
if (metadc->hFile && !WriteFile( metadc->hFile, metadc->mh, metadc->mh->mtSize * sizeof(WORD),
&bytes_written, NULL ))
{
metadc_free( metadc );
return FALSE;
}
/* Now allocate a global handle for the metafile */
hmf = MF_Create_HMETAFILE( metadc->mh );
if (hmf) metadc->mh = NULL; /* So it won't be deleted */
metadc_free( metadc );
return hmf;
}