1993-09-04 12:09:32 +02:00
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/*
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* GDI functions
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*
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* Copyright 1993 Alexandre Julliard
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*/
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static char Copyright[] = "Copyright Alexandre Julliard, 1993";
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#include "gdi.h"
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MDESC *GDI_Heap = NULL;
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/***********************************************************************
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* GDI stock objects
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*/
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static BRUSHOBJ WhiteBrush =
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{
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{ 0, BRUSH_MAGIC, 1, 0 }, /* header */
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{ BS_SOLID, RGB(255,255,255), 0 } /* logbrush */
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};
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static BRUSHOBJ LtGrayBrush =
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{
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{ 0, BRUSH_MAGIC, 1, 0 }, /* header */
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{ BS_SOLID, RGB(192,192,192), 0 } /* logbrush */
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};
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static BRUSHOBJ GrayBrush =
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{
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{ 0, BRUSH_MAGIC, 1, 0 }, /* header */
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{ BS_SOLID, RGB(128,128,128), 0 } /* logbrush */
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};
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static BRUSHOBJ DkGrayBrush =
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{
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{ 0, BRUSH_MAGIC, 1, 0 }, /* header */
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{ BS_SOLID, RGB(64,64,64), 0 } /* logbrush */
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};
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static BRUSHOBJ BlackBrush =
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{
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{ 0, BRUSH_MAGIC, 1, 0 }, /* header */
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{ BS_SOLID, RGB(0,0,0), 0 } /* logbrush */
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};
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static BRUSHOBJ NullBrush =
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{
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{ 0, BRUSH_MAGIC, 1, 0 }, /* header */
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{ BS_NULL, 0, 0 } /* logbrush */
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};
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static PENOBJ WhitePen =
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{
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{ 0, PEN_MAGIC, 1, 0 }, /* header */
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{ PS_SOLID, { 1, 0 }, RGB(255,255,255) } /* logpen */
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};
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static PENOBJ BlackPen =
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{
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{ 0, PEN_MAGIC, 1, 0 }, /* header */
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{ PS_SOLID, { 1, 0 }, RGB(0,0,0) } /* logpen */
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};
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static PENOBJ NullPen =
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{
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{ 0, PEN_MAGIC, 1, 0 }, /* header */
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{ PS_NULL, { 1, 0 }, 0 } /* logpen */
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};
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static FONTOBJ OEMFixedFont =
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{
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{ 0, FONT_MAGIC, 1, 0 }, /* header */
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{ 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, OEM_CHARSET,
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0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN, "" }
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};
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static FONTOBJ AnsiFixedFont =
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{
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{ 0, FONT_MAGIC, 1, 0 }, /* header */
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{ 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
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0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN, "" }
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};
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static FONTOBJ AnsiVarFont =
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{
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{ 0, FONT_MAGIC, 1, 0 }, /* header */
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{ 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS, "" }
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};
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static FONTOBJ SystemFont =
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{
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{ 0, FONT_MAGIC, 1, 0 }, /* header */
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{ 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS, "" }
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};
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static FONTOBJ DeviceDefaultFont =
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{
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{ 0, FONT_MAGIC, 1, 0 }, /* header */
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{ 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
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0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS, "" }
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};
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static FONTOBJ SystemFixedFont =
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{
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{ 0, FONT_MAGIC, 1, 0 }, /* header */
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{ 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
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0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN, "" }
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};
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static GDIOBJHDR * StockObjects[NB_STOCK_OBJECTS] =
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{
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(GDIOBJHDR *) &WhiteBrush,
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(GDIOBJHDR *) &LtGrayBrush,
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(GDIOBJHDR *) &GrayBrush,
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(GDIOBJHDR *) &DkGrayBrush,
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(GDIOBJHDR *) &BlackBrush,
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(GDIOBJHDR *) &NullBrush,
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(GDIOBJHDR *) &WhitePen,
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(GDIOBJHDR *) &BlackPen,
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(GDIOBJHDR *) &NullPen,
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NULL,
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(GDIOBJHDR *) &OEMFixedFont,
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(GDIOBJHDR *) &AnsiFixedFont,
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(GDIOBJHDR *) &AnsiVarFont,
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(GDIOBJHDR *) &SystemFont,
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(GDIOBJHDR *) &DeviceDefaultFont,
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NULL, /* DEFAULT_PALETTE created by PALETTE_Init */
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(GDIOBJHDR *) &SystemFixedFont
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};
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extern GDIOBJHDR * PALETTE_systemPalette;
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/***********************************************************************
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* GDI_Init
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*
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* GDI initialisation.
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*/
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BOOL GDI_Init()
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{
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struct segment_descriptor_s * s;
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/* Create GDI heap */
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1993-09-29 13:21:49 +01:00
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s = (struct segment_descriptor_s *)GetNextSegment( 0, 0x10000 );
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1993-09-04 12:09:32 +02:00
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if (s == NULL) return FALSE;
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HEAP_Init( &GDI_Heap, s->base_addr, GDI_HEAP_SIZE );
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/* Create default palette */
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1993-09-29 13:21:49 +01:00
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COLOR_Init();
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1993-09-04 12:09:32 +02:00
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PALETTE_Init();
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StockObjects[DEFAULT_PALETTE] = PALETTE_systemPalette;
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/* Create default bitmap */
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if (!BITMAP_Init()) return FALSE;
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/* Initialise regions */
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if (!REGION_Init()) return FALSE;
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return TRUE;
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}
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/***********************************************************************
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* GDI_FindPrevObject
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*
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* Return the GDI object whose hNext field points to obj.
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*/
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HANDLE GDI_FindPrevObject( HANDLE first, HANDLE obj )
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{
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HANDLE handle;
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for (handle = first; handle && (handle != obj); )
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{
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GDIOBJHDR * header = (GDIOBJHDR *) GDI_HEAP_ADDR( handle );
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handle = header->hNext;
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}
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return handle;
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}
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/***********************************************************************
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* GDI_AllocObject
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*/
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HANDLE GDI_AllocObject( WORD size, WORD magic )
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{
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static DWORD count = 0;
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GDIOBJHDR * obj;
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HANDLE handle = GDI_HEAP_ALLOC( GMEM_MOVEABLE, size );
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if (!handle) return 0;
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obj = (GDIOBJHDR *) GDI_HEAP_ADDR( handle );
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Release 0.5
Sun Jan 2 12:38:53 1994 David Metcalfe <david@prism.demon.co.uk>
* [windows/class.c]
Implemented GetClassName and GetClassInfo.
* [windows/caret.c]
Various improvements to text caret code.
Fri Dec 31 15:22:22 1993 John Brezak <brezak@apollo.hp.com>
* [misc/comm.c]
Patches to work with NetBSD.
Thu Dec 30 12:11:55 1993 John Richardson <jrichard@cs.uml.edu>
* [objects/bitblt.c] Added StretchBlt().
Tue Jan 4 05:22:07 1994 julliard@di.epfl.ch (Alexandre Julliard)
* [misc/user.c]
Added creation of system message queue.
* [objects/bitmap.c] [objects/dcvalues.c] [windows/dc.c]
Added DC size fields into DC structure.
* [objects/clipping.c]
Bug fix in CLIPPING_IntersectRect().
* [windows/class.c]
Allocate a DCE instead of a DC for CS_CLASSDC classes.
* [windows/clipping.c]
Fixed GetUpdateRect() and GetUpdateRgn() to clip to the client area.
* [windows/dce.c]
Implemented GetDCEx() and GetWindowDC().
* [windows/defwnd.c]
Implemented WM_WINDOWPOSCHANGED handling.
* [windows/event.c]
Preliminary support for Xlib event handling instead of Xt callbacks.
Changed MSG_AddMsg() calls to hardware_event() or PostMessage().
* [windows/message.c]
Preliminary support for multiple message queues.
Implemented hardware_event() to store messages into the system queue.
Implemented Get/SetTaskQueue().
Better WM_PAINT and WM_TIMER handling.
Changes to use Xlib instead of Xt for events.
* [windows/painting.c]
Use GetDCEx() to retrieve the DC, to get a correct visible region.
* [windows/timer.c]
Moved the timer procedure callback into DispatchMessage().
Changed implementation to get rid of Xt timeouts. Timer checking
is now done inside GetMessage().
* [windows/win.c]
Allocate a DCE instead of a DC for CS_OWNDC windows.
Replaced Xt calls with Xlib calls.
Moved window positioning functions into windows/winpos.c
* [windows/winpos.c] (New file)
Rewritten most of the window positioning functions.
Implemented SetWindowPos() and MapWindowPoints().
Jan 3, 94 martin2@trgcorp.solucorp.qc.ca (Martin Ayotte)
* [if1632/user.spec]
Bad arguments description for function SetDlgItemText.
* [objects/text.c]
Function DrawText now handle DT_CALCRECT request.
* [misc/message.c]
Message boxes now use DrawText with DT_CALCRECT.
* [windows/graphics.c]
Bug fix in function FrameRect, (it was using PEN instead of BRUSH).
* [windows/win.c]
Bug fix for flags in function ShowWindow.
More accurate WM_SIZE generated by function ShowWindow.
* [controls/listbox.c]
More code for LBS_MULTIPLESEL.
More code for LBS_MULTICOLUMN.
* [include/windows.h]
Bad define for MF_SEPARATOR.
* [controls/menu.c]
New functions: PopMenuWndProc() with 'glues',
CreatePopupMenu(), AppendMenu(), InsertMenu(), RemoveMenu(),
DeleteMenu(), ModifyMenu(), TrackPopupMenu().
Code in stubs: CreateMenu(), DestroyMenu().
Sat Jan 1 10:22:43 1994 Bob Amstadt (bob@pooh)
* loader/wine.c: Added support for relocation types 5 and 6.
Mon Dec 27 11:06:03 1993 Erik Bos (erik@trashcan.hacktic.nl)
* [misc/comm.c]
new functions: BuildCommDCB(), OpenComm(), CloseComm(),
SetCommBreak(), ClearCommBreak(), EscapeCommFunction(), FlushComm(),
GetCommError(), SetCommEventMask(), GetCommEventMask(),
SetCommState(), GetCommState(), TransmitCommChar(), ReadComm(),
WriteComm().
Wed Dec 22 13:00:15 1993 David Metcalfe <david@prism.demon.co.uk>
* [windows/caret.c]
Implemented text caret functions.
Tue Dec 21 06:13:58 1993 julliard@di.epfl.ch (Alexandre Julliard)
* [loader/wine.c]
Bug fix in LoadImage().
* [objects/bitblt.c] [objects/clipping.c] [objects/text.c]
[windows/dc.c] [windows/dce.c] [windows/graphics.c]
Modified graphics calls to take into account the DC origin.
* [windows/defwnd.c]
Added preliminary WM_NCCALCSIZE handling.
* [windows/event.c]
Send WM_NCCALCSIZE message on resize event.
* [windows/win.c]
Send WM_NCCALCSIZE message in CreateWindow().
Realize widgets at creation time (should prevent problems with
unrealized widgets).
Dec 19, 93 martin2@trgcorp.solucorp.qc.ca (Martin Ayotte)
* [controls/static.c]
Send mouse & keyboard message received to its parent.
* [controls/scroll.c]
Send keyboard message received to its parent.
* [controls/listbox.c]
Add Navigation keys .
ListBox now use VSCROLL & HSCROLL instead of children.
Alpha version of LBS_MULTIPLESEL.
Alpha version of LBS_MULTICOLUMN.
* [controls/combo.c]
Add Navigation keys on closed ComboBox.
Remove useless 'COMBOBOX_CreateComboBox' function.
Mon Dec 19 20:39:34 1993 Erik Bos (erik@trashcan.hacktic.nl)
* [loader/wine.
LoadImage() modified to use FindFile().
* [misc/file.c]
SetErrorMode added
* [misc/dos_fs.c]
bug fixes.
Dec 13, 93 martin2@trgcorp.solucorp.qc.ca (Martin Ayotte)
* [memory/global.c]
bug fix in GlobalGetFreeSegment : good ptr in 'g_prev'.
* [sysres.dll]
preliminary version of a 'glass of wine' bitmap
* [windows/event.c]
New function 'GetCapture'.
* [controls/scroll.c]
Remove useless 'SCROLLBAR_CreateScrollBar' function.
* [controls/listbox.c]
Remove useless 'LISTBOX_CreateListBox' function.
Mon Dec 13 13:51:00 1993 David Metcalfe <david@prism.demon.co.uk>
* [objects/font.c]
Corrected bugs in GetCharWidth().
* [windows/event.c]
Modified EVENT_key to send Windows virtual key codes for
WM_KEYDOWN and WM_KEYUP messages, and a WM_CHAR message
for printable characters.
Wed Dec 08 19:20:00 1993 Karl Guenter Wuensch (hn324wu@unidui.uni-duisburg.de)
* [windows/graphics.c]
Added Polyline and Polygon
Mon Dec 13 14:51:54 1993 Erik Bos (erik@trashcan.hacktic.nl)
* [controls/listbox.c]
ListBoxDirectory() modified to use dos_fs.c's functions to
access files&|drives.
Sat Dec 04 17:04:23 1993 Erik Bos (erik@trashcan.hacktic.nl)
* [misc/dos_fs.c]
Added FindFile() to search a file in a dos/unix style path.
* [misc/file.c]
New Win31 functions: OpenFile, _lcreate, _llseek, GetTempDrive,
GetTempFileName, GetWindowsDirectory, GetSystemDirectory,
GetDriveType.
* [misc/int21.c]
Modified.
Wed Dec 1 16:20:45 1993 Miguel de Icaza (miguel@roxanne.nuclecu.unam.mx)
* [misc/profile.c]
The Profile functions now return the correct values. They now
implement all the features described in the SDK.
Tue Nov 30 13:55:27 1993 Bob Amstadt (bob at amscons)
* [loader/selector.c]
Rewrote selector aliasing routines to use System V IPC
routine to alias memory segments.
Nov 28, 93 martin2@trgcorp.solucorp.qc.ca (Martin Ayotte)
* [controls/listbox.c]
More consistency in functions using wIndexes
* [controls/scroll.c]
New function : ShowScrollBar().
* [loader/cursor.c] ... New file
Move cursor functions from [loader/resource.c].
New function : ClipCursor().
New function : GetClipCursor().
New function : CreateCursor().
SetCursor() now working using gloabal variable 'winHasCursor'.
*[object/palette.c]
New stub only : SelectPalette().
New stub only : RealizePalette().
*[win/event.c]
New function : EVENT_enter_notify(),
update 'winHasCursor' and send WM_SETCURSOR.
*[win/defwnd.c]
Add processing of WM_SETCURSOR message.
*[win/win.c]
New members in WND structure : hCursor, hWndVScroll & hWndHScroll.
CreateWindowEx() now create children for WM_HSCROLL & WM_VSCROLL.
New function ClientToScreen().
New function ScreenToClient().
Mon Nov 25 18:25:40 1993 Erik Bos (erik@trashcan.hacktic.nl)
* [files.h / regfunc.h / misc/dos.c]
Removed.
* [misc/dos_fs.c]
Added support for loading dosdrive cfg from wine.ini.
* [misc/int21.c]
Modified.
Wed Nov 24 11:37:33 1993 julliard@disuns2.epfl.ch (Alexandre Julliard)
* [include/atom.h] [memory/atom.c]
Implemented atoms.
* [windows/class.c]
Modified RegisterClass() to use atoms.
Implemented CS_GLOBALCLASS style.
* [windows/message.c]
Implemented RegisterWindowMessage().
* [loader/resource.c]
Bug fix in LoadResource().
* [windows/dialog.c]
Modified CreateDialogParam() to use Find/LoadResource().
1994-01-04 21:14:34 +01:00
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if (obj == NULL) {
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printf("GDI_AllocObject // Error trying to get GDI_HEAD_ADDR !\n");
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return 0;
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}
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1993-09-04 12:09:32 +02:00
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obj->hNext = 0;
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obj->wMagic = magic;
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obj->dwCount = ++count;
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return handle;
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}
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/***********************************************************************
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* GDI_FreeObject
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*/
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BOOL GDI_FreeObject( HANDLE handle )
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{
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GDIOBJHDR * object;
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HANDLE prev;
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/* Can't free stock objects */
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if (handle >= FIRST_STOCK_HANDLE) return FALSE;
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object = (GDIOBJHDR *) GDI_HEAP_ADDR( handle );
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if (!object) return FALSE;
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/* Free object */
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GDI_HEAP_FREE( handle );
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return TRUE;
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}
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/***********************************************************************
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* GDI_GetObjPtr
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*
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* Return a pointer to the GDI object associated to the handle.
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* Return NULL if the object has the wrong magic number.
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*/
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GDIOBJHDR * GDI_GetObjPtr( HANDLE handle, WORD magic )
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{
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GDIOBJHDR * ptr = NULL;
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if (handle >= FIRST_STOCK_HANDLE)
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{
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if (handle < FIRST_STOCK_HANDLE + NB_STOCK_OBJECTS)
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ptr = StockObjects[handle - FIRST_STOCK_HANDLE];
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}
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else ptr = (GDIOBJHDR *) GDI_HEAP_ADDR( handle );
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if (!ptr) return NULL;
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if (ptr->wMagic != magic) return NULL;
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return ptr;
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}
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/***********************************************************************
|
|
|
|
* DeleteObject (GDI.69)
|
|
|
|
*/
|
|
|
|
BOOL DeleteObject( HANDLE obj )
|
|
|
|
{
|
|
|
|
/* Check if object is valid */
|
|
|
|
|
|
|
|
GDIOBJHDR * header = (GDIOBJHDR *) GDI_HEAP_ADDR( obj );
|
|
|
|
if (!header) return FALSE;
|
|
|
|
|
|
|
|
#ifdef DEBUG_GDI
|
|
|
|
printf( "DeleteObject: %d\n", obj );
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Delete object */
|
|
|
|
|
|
|
|
switch(header->wMagic)
|
|
|
|
{
|
|
|
|
case PEN_MAGIC: return GDI_FreeObject( obj );
|
|
|
|
case BRUSH_MAGIC: return BRUSH_DeleteObject( obj, header );
|
|
|
|
case FONT_MAGIC: return GDI_FreeObject( obj );
|
|
|
|
case PALETTE_MAGIC: return GDI_FreeObject( obj );
|
|
|
|
case BITMAP_MAGIC: return BMP_DeleteObject( obj, header );
|
|
|
|
case REGION_MAGIC: return REGION_DeleteObject( obj, header );
|
|
|
|
}
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/***********************************************************************
|
|
|
|
* GetStockObject (GDI.87)
|
|
|
|
*/
|
|
|
|
HANDLE GetStockObject( int obj )
|
|
|
|
{
|
|
|
|
if ((obj < 0) || (obj >= NB_STOCK_OBJECTS)) return 0;
|
|
|
|
if (!StockObjects[obj]) return 0;
|
|
|
|
#ifdef DEBUG_GDI
|
|
|
|
printf( "GetStockObject: returning %04x\n", FIRST_STOCK_HANDLE + obj );
|
|
|
|
#endif
|
|
|
|
return FIRST_STOCK_HANDLE + obj;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/***********************************************************************
|
|
|
|
* GetObject (GDI.82)
|
|
|
|
*/
|
|
|
|
int GetObject( HANDLE handle, int count, LPSTR buffer )
|
|
|
|
{
|
|
|
|
GDIOBJHDR * ptr = NULL;
|
|
|
|
#ifdef DEBUG_GDI
|
|
|
|
printf( "GetObject: %04x %d %08x\n", handle, count, buffer );
|
|
|
|
#endif
|
|
|
|
if (!count) return 0;
|
|
|
|
|
|
|
|
if (handle >= FIRST_STOCK_HANDLE)
|
|
|
|
{
|
|
|
|
if (handle < FIRST_STOCK_HANDLE + NB_STOCK_OBJECTS)
|
|
|
|
ptr = StockObjects[handle - FIRST_STOCK_HANDLE];
|
|
|
|
}
|
|
|
|
else ptr = (GDIOBJHDR *) GDI_HEAP_ADDR( handle );
|
|
|
|
if (!ptr) return 0;
|
|
|
|
|
|
|
|
switch(ptr->wMagic)
|
|
|
|
{
|
|
|
|
case PEN_MAGIC:
|
|
|
|
return PEN_GetObject( (PENOBJ *)ptr, count, buffer );
|
|
|
|
case BRUSH_MAGIC:
|
|
|
|
return BRUSH_GetObject( (BRUSHOBJ *)ptr, count, buffer );
|
|
|
|
case BITMAP_MAGIC:
|
|
|
|
return BMP_GetObject( (BITMAPOBJ *)ptr, count, buffer );
|
|
|
|
case FONT_MAGIC:
|
|
|
|
return FONT_GetObject( (FONTOBJ *)ptr, count, buffer );
|
|
|
|
case PALETTE_MAGIC:
|
|
|
|
return PALETTE_GetObject( (PALETTEOBJ *)ptr, count, buffer );
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/***********************************************************************
|
|
|
|
* SelectObject (GDI.45)
|
|
|
|
*/
|
|
|
|
HANDLE SelectObject( HDC hdc, HANDLE handle )
|
|
|
|
{
|
|
|
|
GDIOBJHDR * ptr = NULL;
|
|
|
|
DC * dc;
|
|
|
|
|
|
|
|
#ifdef DEBUG_GDI
|
|
|
|
printf( "SelectObject: %d %04x\n", hdc, handle );
|
|
|
|
#endif
|
|
|
|
if (handle >= FIRST_STOCK_HANDLE)
|
|
|
|
{
|
|
|
|
if (handle < FIRST_STOCK_HANDLE + NB_STOCK_OBJECTS)
|
|
|
|
ptr = StockObjects[handle - FIRST_STOCK_HANDLE];
|
|
|
|
}
|
|
|
|
else ptr = (GDIOBJHDR *) GDI_HEAP_ADDR( handle );
|
|
|
|
if (!ptr) return 0;
|
|
|
|
|
|
|
|
dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
|
|
if (!dc) return 0;
|
|
|
|
|
|
|
|
switch(ptr->wMagic)
|
|
|
|
{
|
|
|
|
case PEN_MAGIC:
|
|
|
|
return PEN_SelectObject( dc, handle, (PENOBJ *)ptr );
|
|
|
|
case BRUSH_MAGIC:
|
|
|
|
return BRUSH_SelectObject( hdc, dc, handle, (BRUSHOBJ *)ptr );
|
|
|
|
case BITMAP_MAGIC:
|
|
|
|
return BITMAP_SelectObject( hdc, dc, handle, (BITMAPOBJ *)ptr );
|
|
|
|
case FONT_MAGIC:
|
|
|
|
return FONT_SelectObject( dc, handle, (FONTOBJ *)ptr );
|
|
|
|
case REGION_MAGIC:
|
|
|
|
return SelectClipRgn( hdc, handle );
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/***********************************************************************
|
|
|
|
* UnrealizeObject (GDI.150)
|
|
|
|
*/
|
|
|
|
BOOL UnrealizeObject( HANDLE handle )
|
|
|
|
{
|
|
|
|
#ifdef DEBUG_GDI
|
|
|
|
printf( "UnrealizeObject: %04x\n", handle );
|
|
|
|
#endif
|
|
|
|
return TRUE;
|
|
|
|
}
|