blob: b343023234e36864dcd75d2e7d112e431534c582 [file] [log] [blame]
/*
* Misc. graphics operations
*
* Copyright 1993, 1994 Alexandre Julliard
* Copyright 1997 Bertho A. Stultiens
*/
#include <math.h>
#include <stdlib.h>
#include "ts_xlib.h"
#include "ts_xutil.h"
#include <X11/Intrinsic.h>
#ifndef PI
#define PI M_PI
#endif
#include "gdi.h"
#include "dc.h"
#include "bitmap.h"
#include "callback.h"
#include "heap.h"
#include "metafile.h"
#include "palette.h"
#include "cache.h"
#include "color.h"
#include "region.h"
#include "path.h"
#include "debug.h"
/***********************************************************************
* LineTo16 (GDI.19)
*/
BOOL16 WINAPI LineTo16( HDC16 hdc, INT16 x, INT16 y )
{
return LineTo32( hdc, x, y );
}
/***********************************************************************
* LineTo32 (GDI32.249)
*/
BOOL32 WINAPI LineTo32( HDC32 hdc, INT32 x, INT32 y )
{
DC * dc = DC_GetDCPtr( hdc );
if(dc && PATH_IsPathOpen(dc->w.path))
if(!PATH_LineTo(hdc, x, y))
return FALSE;
return dc && dc->funcs->pLineTo &&
dc->funcs->pLineTo(dc,x,y);
}
/***********************************************************************
* MoveTo (GDI.20)
*/
DWORD WINAPI MoveTo( HDC16 hdc, INT16 x, INT16 y )
{
POINT16 pt;
if (!MoveToEx16(hdc,x,y,&pt))
return 0;
return MAKELONG(pt.x,pt.y);
}
/***********************************************************************
* MoveToEx16 (GDI.483)
*/
BOOL16 WINAPI MoveToEx16( HDC16 hdc, INT16 x, INT16 y, LPPOINT16 pt )
{
POINT32 pt32;
if (!MoveToEx32( (HDC32)hdc, (INT32)x, (INT32)y, &pt32 )) return FALSE;
if (pt) CONV_POINT32TO16( &pt32, pt );
return TRUE;
}
/***********************************************************************
* MoveToEx32 (GDI32.254)
*/
BOOL32 WINAPI MoveToEx32( HDC32 hdc, INT32 x, INT32 y, LPPOINT32 pt )
{
DC * dc = DC_GetDCPtr( hdc );
if(dc && PATH_IsPathOpen(dc->w.path))
if(!PATH_MoveTo(hdc))
return FALSE;
return dc && dc->funcs->pMoveToEx &&
dc->funcs->pMoveToEx(dc,x,y,pt);
}
/***********************************************************************
* Arc16 (GDI.23)
*/
BOOL16 WINAPI Arc16( HDC16 hdc, INT16 left, INT16 top, INT16 right,
INT16 bottom, INT16 xstart, INT16 ystart,
INT16 xend, INT16 yend )
{
return Arc32( (HDC32)hdc, (INT32)left, (INT32)top, (INT32)right,
(INT32)bottom, (INT32)xstart, (INT32)ystart, (INT32)xend,
(INT32)yend );
}
/***********************************************************************
* Arc32 (GDI32.7)
*/
BOOL32 WINAPI Arc32( HDC32 hdc, INT32 left, INT32 top, INT32 right,
INT32 bottom, INT32 xstart, INT32 ystart,
INT32 xend, INT32 yend )
{
DC * dc = DC_GetDCPtr( hdc );
if(dc && PATH_IsPathOpen(dc->w.path))
if(!PATH_Arc(hdc, left, top, right, bottom, xstart, ystart, xend,
yend))
return FALSE;
return dc && dc->funcs->pArc &&
dc->funcs->pArc(dc,left,top,right,bottom,xstart,ystart,xend,yend);
}
/***********************************************************************
* Pie16 (GDI.26)
*/
BOOL16 WINAPI Pie16( HDC16 hdc, INT16 left, INT16 top,
INT16 right, INT16 bottom, INT16 xstart, INT16 ystart,
INT16 xend, INT16 yend )
{
return Pie32( (HDC32)hdc, (INT32)left, (INT32)top, (INT32)right,
(INT32)bottom, (INT32)xstart, (INT32)ystart, (INT32)xend,
(INT32)yend );
}
/***********************************************************************
* Pie32 (GDI32.262)
*/
BOOL32 WINAPI Pie32( HDC32 hdc, INT32 left, INT32 top,
INT32 right, INT32 bottom, INT32 xstart, INT32 ystart,
INT32 xend, INT32 yend )
{
DC * dc = DC_GetDCPtr( hdc );
return dc && dc->funcs->pPie &&
dc->funcs->pPie(dc,left,top,right,bottom,xstart,ystart,xend,yend);
}
/***********************************************************************
* Chord16 (GDI.348)
*/
BOOL16 WINAPI Chord16( HDC16 hdc, INT16 left, INT16 top,
INT16 right, INT16 bottom, INT16 xstart, INT16 ystart,
INT16 xend, INT16 yend )
{
return Chord32( hdc, left, top, right, bottom, xstart, ystart, xend, yend );
}
/***********************************************************************
* Chord32 (GDI32.14)
*/
BOOL32 WINAPI Chord32( HDC32 hdc, INT32 left, INT32 top,
INT32 right, INT32 bottom, INT32 xstart, INT32 ystart,
INT32 xend, INT32 yend )
{
DC * dc = DC_GetDCPtr( hdc );
return dc && dc->funcs->pChord &&
dc->funcs->pChord(dc,left,top,right,bottom,xstart,ystart,xend,yend);
}
/***********************************************************************
* Ellipse16 (GDI.24)
*/
BOOL16 WINAPI Ellipse16( HDC16 hdc, INT16 left, INT16 top,
INT16 right, INT16 bottom )
{
return Ellipse32( hdc, left, top, right, bottom );
}
/***********************************************************************
* Ellipse32 (GDI32.75)
*/
BOOL32 WINAPI Ellipse32( HDC32 hdc, INT32 left, INT32 top,
INT32 right, INT32 bottom )
{
DC * dc = DC_GetDCPtr( hdc );
return dc && dc->funcs->pEllipse &&
dc->funcs->pEllipse(dc,left,top,right,bottom);
}
/***********************************************************************
* Rectangle16 (GDI.27)
*/
BOOL16 WINAPI Rectangle16( HDC16 hdc, INT16 left, INT16 top,
INT16 right, INT16 bottom )
{
return Rectangle32( hdc, left, top, right, bottom );
}
/***********************************************************************
* Rectangle32 (GDI32.283)
*/
BOOL32 WINAPI Rectangle32( HDC32 hdc, INT32 left, INT32 top,
INT32 right, INT32 bottom )
{
DC * dc = DC_GetDCPtr( hdc );
return dc && dc->funcs->pRectangle &&
dc->funcs->pRectangle(dc,left,top,right,bottom);
}
/***********************************************************************
* RoundRect16 (GDI.28)
*/
BOOL16 WINAPI RoundRect16( HDC16 hdc, INT16 left, INT16 top, INT16 right,
INT16 bottom, INT16 ell_width, INT16 ell_height )
{
return RoundRect32( hdc, left, top, right, bottom, ell_width, ell_height );
}
/***********************************************************************
* RoundRect32 (GDI32.291)
*/
BOOL32 WINAPI RoundRect32( HDC32 hdc, INT32 left, INT32 top, INT32 right,
INT32 bottom, INT32 ell_width, INT32 ell_height )
{
DC * dc = DC_GetDCPtr( hdc );
return dc && dc->funcs->pRoundRect &&
dc->funcs->pRoundRect(dc,left,top,right,bottom,ell_width,ell_height);
}
/***********************************************************************
* FillRect16 (USER.81)
*/
INT16 WINAPI FillRect16( HDC16 hdc, const RECT16 *rect, HBRUSH16 hbrush )
{
HBRUSH16 prevBrush;
/* coordinates are logical so we cannot fast-check 'rect',
* it will be done later in the PatBlt().
*/
if (!(prevBrush = SelectObject16( hdc, hbrush ))) return 0;
PatBlt32( hdc, rect->left, rect->top,
rect->right - rect->left, rect->bottom - rect->top, PATCOPY );
SelectObject16( hdc, prevBrush );
return 1;
}
/***********************************************************************
* FillRect32 (USER32.197)
*/
INT32 WINAPI FillRect32( HDC32 hdc, const RECT32 *rect, HBRUSH32 hbrush )
{
HBRUSH32 prevBrush;
if (!(prevBrush = SelectObject32( hdc, hbrush ))) return 0;
PatBlt32( hdc, rect->left, rect->top,
rect->right - rect->left, rect->bottom - rect->top, PATCOPY );
SelectObject32( hdc, prevBrush );
return 1;
}
/***********************************************************************
* InvertRect16 (USER.82)
*/
void WINAPI InvertRect16( HDC16 hdc, const RECT16 *rect )
{
PatBlt32( hdc, rect->left, rect->top,
rect->right - rect->left, rect->bottom - rect->top, DSTINVERT );
}
/***********************************************************************
* InvertRect32 (USER32.330)
*/
void WINAPI InvertRect32( HDC32 hdc, const RECT32 *rect )
{
PatBlt32( hdc, rect->left, rect->top,
rect->right - rect->left, rect->bottom - rect->top, DSTINVERT );
}
/***********************************************************************
* FrameRect16 (USER.83)
*/
INT16 WINAPI FrameRect16( HDC16 hdc, const RECT16 *rect, HBRUSH16 hbrush )
{
HBRUSH16 prevBrush;
int left, top, right, bottom;
DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
if (!dc) return FALSE;
left = XLPTODP( dc, rect->left );
top = YLPTODP( dc, rect->top );
right = XLPTODP( dc, rect->right );
bottom = YLPTODP( dc, rect->bottom );
if ( (right <= left) || (bottom <= top) ) return 0;
if (!(prevBrush = SelectObject16( hdc, hbrush ))) return 0;
if (DC_SetupGCForBrush( dc ))
{
PatBlt32( hdc, rect->left, rect->top, 1,
rect->bottom - rect->top, PATCOPY );
PatBlt32( hdc, rect->right - 1, rect->top, 1,
rect->bottom - rect->top, PATCOPY );
PatBlt32( hdc, rect->left, rect->top,
rect->right - rect->left, 1, PATCOPY );
PatBlt32( hdc, rect->left, rect->bottom - 1,
rect->right - rect->left, 1, PATCOPY );
}
SelectObject16( hdc, prevBrush );
return 1;
}
/***********************************************************************
* FrameRect32 (USER32.203)
*/
INT32 WINAPI FrameRect32( HDC32 hdc, const RECT32 *rect, HBRUSH32 hbrush )
{
RECT16 rect16;
CONV_RECT32TO16( rect, &rect16 );
return FrameRect16( (HDC16)hdc, &rect16, (HBRUSH16)hbrush );
}
/***********************************************************************
* SetPixel16 (GDI.31)
*/
COLORREF WINAPI SetPixel16( HDC16 hdc, INT16 x, INT16 y, COLORREF color )
{
return SetPixel32( hdc, x, y, color );
}
/***********************************************************************
* SetPixel32 (GDI32.327)
*/
COLORREF WINAPI SetPixel32( HDC32 hdc, INT32 x, INT32 y, COLORREF color )
{
DC * dc = DC_GetDCPtr( hdc );
if (!dc || !dc->funcs->pSetPixel) return 0;
return dc->funcs->pSetPixel(dc,x,y,color);
}
/***********************************************************************
* SetPixel32 (GDI32.329)
*/
BOOL32 WINAPI SetPixelV32( HDC32 hdc, INT32 x, INT32 y, COLORREF color )
{
DC * dc = DC_GetDCPtr( hdc );
if (!dc || !dc->funcs->pSetPixel) return FALSE;
dc->funcs->pSetPixel(dc,x,y,color);
return TRUE;
}
/***********************************************************************
* GetPixel16 (GDI.83)
*/
COLORREF WINAPI GetPixel16( HDC16 hdc, INT16 x, INT16 y )
{
return GetPixel32( hdc, x, y );
}
/***********************************************************************
* GetPixel32 (GDI32.211)
*/
COLORREF WINAPI GetPixel32( HDC32 hdc, INT32 x, INT32 y )
{
DC * dc = DC_GetDCPtr( hdc );
if (!dc) return 0;
#ifdef SOLITAIRE_SPEED_HACK
return 0;
#endif
/* FIXME: should this be in the graphics driver? */
if (!PtVisible32( hdc, x, y )) return 0;
if (!dc || !dc->funcs->pGetPixel) return 0;
return dc->funcs->pGetPixel(dc,x,y);
}
/***********************************************************************
* PaintRgn16 (GDI.43)
*/
BOOL16 WINAPI PaintRgn16( HDC16 hdc, HRGN16 hrgn )
{
return PaintRgn32( hdc, hrgn );
}
/***********************************************************************
* PaintRgn32 (GDI32.259)
*/
BOOL32 WINAPI PaintRgn32( HDC32 hdc, HRGN32 hrgn )
{
DC * dc = DC_GetDCPtr( hdc );
return dc && dc->funcs->pPaintRgn &&
dc->funcs->pPaintRgn(dc,hrgn);
}
/***********************************************************************
* FillRgn16 (GDI.40)
*/
BOOL16 WINAPI FillRgn16( HDC16 hdc, HRGN16 hrgn, HBRUSH16 hbrush )
{
return FillRgn32( hdc, hrgn, hbrush );
}
/***********************************************************************
* FillRgn32 (GDI32.101)
*/
BOOL32 WINAPI FillRgn32( HDC32 hdc, HRGN32 hrgn, HBRUSH32 hbrush )
{
BOOL32 retval;
HBRUSH32 prevBrush = SelectObject32( hdc, hbrush );
if (!prevBrush) return FALSE;
retval = PaintRgn32( hdc, hrgn );
SelectObject32( hdc, prevBrush );
return retval;
}
/***********************************************************************
* FrameRgn16 (GDI.41)
*/
BOOL16 WINAPI FrameRgn16( HDC16 hdc, HRGN16 hrgn, HBRUSH16 hbrush,
INT16 nWidth, INT16 nHeight )
{
return FrameRgn32( hdc, hrgn, hbrush, nWidth, nHeight );
}
/***********************************************************************
* FrameRgn32 (GDI32.105)
*/
BOOL32 WINAPI FrameRgn32( HDC32 hdc, HRGN32 hrgn, HBRUSH32 hbrush,
INT32 nWidth, INT32 nHeight )
{
HRGN32 tmp = CreateRectRgn32( 0, 0, 0, 0 );
if(!REGION_FrameRgn( tmp, hrgn, nWidth, nHeight )) return FALSE;
FillRgn32( hdc, tmp, hbrush );
DeleteObject32( tmp );
return TRUE;
}
/***********************************************************************
* InvertRgn16 (GDI.42)
*/
BOOL16 WINAPI InvertRgn16( HDC16 hdc, HRGN16 hrgn )
{
return InvertRgn32( hdc, hrgn );
}
/***********************************************************************
* InvertRgn32 (GDI32.246)
*/
BOOL32 WINAPI InvertRgn32( HDC32 hdc, HRGN32 hrgn )
{
HBRUSH32 prevBrush = SelectObject32( hdc, GetStockObject32(BLACK_BRUSH) );
INT32 prevROP = SetROP232( hdc, R2_NOT );
BOOL32 retval = PaintRgn32( hdc, hrgn );
SelectObject32( hdc, prevBrush );
SetROP232( hdc, prevROP );
return retval;
}
/***********************************************************************
* DrawFocusRect16 (USER.466)
*/
void WINAPI DrawFocusRect16( HDC16 hdc, const RECT16* rc )
{
RECT32 rect32;
CONV_RECT16TO32( rc, &rect32 );
DrawFocusRect32( hdc, &rect32 );
}
/***********************************************************************
* DrawFocusRect32 (USER32.156)
*
* FIXME: PatBlt(PATINVERT) with background brush.
*/
void WINAPI DrawFocusRect32( HDC32 hdc, const RECT32* rc )
{
HPEN32 hOldPen, hnewPen;
INT32 oldDrawMode, oldBkMode;
INT32 left, top, right, bottom;
DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
if (!dc) return;
left = XLPTODP( dc, rc->left );
top = YLPTODP( dc, rc->top );
right = XLPTODP( dc, rc->right );
bottom = YLPTODP( dc, rc->bottom );
hnewPen = CreatePen32(PS_DOT, 1, GetSysColor32(COLOR_WINDOWTEXT) );
hOldPen = SelectObject32( hdc, hnewPen );
oldDrawMode = SetROP232(hdc, R2_XORPEN);
oldBkMode = SetBkMode32(hdc, TRANSPARENT);
/* Hack: make sure the XORPEN operation has an effect */
dc->u.x.pen.pixel = (1 << screenDepth) - 1;
if (DC_SetupGCForPen( dc ))
TSXDrawRectangle( display, dc->u.x.drawable, dc->u.x.gc,
dc->w.DCOrgX + left, dc->w.DCOrgY + top,
right-left-1, bottom-top-1 );
SetBkMode32(hdc, oldBkMode);
SetROP232(hdc, oldDrawMode);
SelectObject32(hdc, hOldPen);
DeleteObject32(hnewPen);
}
/**********************************************************************
* Polyline16 (GDI.37)
*/
BOOL16 WINAPI Polyline16( HDC16 hdc, LPPOINT16 pt, INT16 count )
{
register int i;
BOOL16 ret;
LPPOINT32 pt32 = (LPPOINT32)HeapAlloc( GetProcessHeap(), 0,
count*sizeof(POINT32) );
if (!pt32) return FALSE;
for (i=count;i--;) CONV_POINT16TO32(&(pt[i]),&(pt32[i]));
ret = Polyline32(hdc,pt32,count);
HeapFree( GetProcessHeap(), 0, pt32 );
return ret;
}
/**********************************************************************
* Polyline32 (GDI32.276)
*/
BOOL32 WINAPI Polyline32( HDC32 hdc, const LPPOINT32 pt, INT32 count )
{
DC * dc = DC_GetDCPtr( hdc );
return dc && dc->funcs->pPolyline &&
dc->funcs->pPolyline(dc,pt,count);
}
/**********************************************************************
* Polygon16 (GDI.36)
*/
BOOL16 WINAPI Polygon16( HDC16 hdc, LPPOINT16 pt, INT16 count )
{
register int i;
BOOL32 ret;
LPPOINT32 pt32 = (LPPOINT32)HeapAlloc( GetProcessHeap(), 0,
count*sizeof(POINT32) );
if (!pt32) return FALSE;
for (i=count;i--;) CONV_POINT16TO32(&(pt[i]),&(pt32[i]));
ret = Polygon32(hdc,pt32,count);
HeapFree( GetProcessHeap(), 0, pt32 );
return ret;
}
/**********************************************************************
* Polygon32 (GDI32.275)
*/
BOOL32 WINAPI Polygon32( HDC32 hdc, LPPOINT32 pt, INT32 count )
{
DC * dc = DC_GetDCPtr( hdc );
return dc && dc->funcs->pPolygon &&
dc->funcs->pPolygon(dc,pt,count);
}
/**********************************************************************
* PolyPolygon16 (GDI.450)
*/
BOOL16 WINAPI PolyPolygon16( HDC16 hdc, LPPOINT16 pt, LPINT16 counts,
UINT16 polygons )
{
int i,nrpts;
LPPOINT32 pt32;
LPINT32 counts32;
BOOL16 ret;
nrpts=0;
for (i=polygons;i--;)
nrpts+=counts[i];
pt32 = (LPPOINT32)HEAP_xalloc( GetProcessHeap(), 0, sizeof(POINT32)*nrpts);
for (i=nrpts;i--;)
CONV_POINT16TO32(&(pt[i]),&(pt32[i]));
counts32 = (LPINT32)HEAP_xalloc( GetProcessHeap(), 0,
polygons*sizeof(INT32) );
for (i=polygons;i--;) counts32[i]=counts[i];
ret = PolyPolygon32(hdc,pt32,counts32,polygons);
HeapFree( GetProcessHeap(), 0, counts32 );
HeapFree( GetProcessHeap(), 0, pt32 );
return ret;
}
/**********************************************************************
* PolyPolygon32 (GDI.450)
*/
BOOL32 WINAPI PolyPolygon32( HDC32 hdc, LPPOINT32 pt, LPINT32 counts,
UINT32 polygons )
{
DC * dc = DC_GetDCPtr( hdc );
return dc && dc->funcs->pPolyPolygon &&
dc->funcs->pPolyPolygon(dc,pt,counts,polygons);
}
/**********************************************************************
* ExtFloodFill16 (GDI.372)
*/
BOOL16 WINAPI ExtFloodFill16( HDC16 hdc, INT16 x, INT16 y, COLORREF color,
UINT16 fillType )
{
return ExtFloodFill32( hdc, x, y, color, fillType );
}
/**********************************************************************
* ExtFloodFill32 (GDI32.96)
*/
BOOL32 WINAPI ExtFloodFill32( HDC32 hdc, INT32 x, INT32 y, COLORREF color,
UINT32 fillType )
{
DC *dc = DC_GetDCPtr( hdc );
return dc && dc->funcs->pExtFloodFill &&
dc->funcs->pExtFloodFill(dc,x,y,color,fillType);
}
/**********************************************************************
* FloodFill16 (GDI.25)
*/
BOOL16 WINAPI FloodFill16( HDC16 hdc, INT16 x, INT16 y, COLORREF color )
{
return ExtFloodFill32( hdc, x, y, color, FLOODFILLBORDER );
}
/**********************************************************************
* FloodFill32 (GDI32.104)
*/
BOOL32 WINAPI FloodFill32( HDC32 hdc, INT32 x, INT32 y, COLORREF color )
{
return ExtFloodFill32( hdc, x, y, color, FLOODFILLBORDER );
}
/**********************************************************************
* DrawAnimatedRects32 (USER32.153)
*/
BOOL32 WINAPI DrawAnimatedRects32( HWND32 hwnd, int idAni,
const LPRECT32 lprcFrom,
const LPRECT32 lprcTo )
{
FIXME(gdi,"(%x,%d,%p,%p): empty stub!\n",
hwnd, idAni, lprcFrom, lprcTo );
return TRUE;
}
/**********************************************************************
* PAINTING_DrawStateJam
*
* Jams in the requested type in the dc
*/
static BOOL32 PAINTING_DrawStateJam(HDC32 hdc, UINT32 opcode,
DRAWSTATEPROC32 func, LPARAM lp, WPARAM32 wp,
LPRECT32 rc, UINT32 dtflags,
BOOL32 unicode, BOOL32 _32bit)
{
HDC32 memdc;
HBITMAP32 hbmsave;
BOOL32 retval;
INT32 cx = rc->right - rc->left;
INT32 cy = rc->bottom - rc->top;
switch(opcode)
{
case DST_TEXT:
case DST_PREFIXTEXT:
if(unicode)
return DrawText32W(hdc, (LPWSTR)lp, (INT32)wp, rc, dtflags);
else if(_32bit)
return DrawText32A(hdc, (LPSTR)lp, (INT32)wp, rc, dtflags);
else
return DrawText32A(hdc, (LPSTR)PTR_SEG_TO_LIN(lp), (INT32)wp, rc, dtflags);
case DST_ICON:
return DrawIcon32(hdc, rc->left, rc->top, (HICON32)lp);
case DST_BITMAP:
memdc = CreateCompatibleDC32(hdc);
if(!memdc) return FALSE;
hbmsave = (HBITMAP32)SelectObject32(memdc, (HBITMAP32)lp);
if(!hbmsave)
{
DeleteDC32(memdc);
return FALSE;
}
retval = BitBlt32(hdc, rc->left, rc->top, cx, cy, memdc, 0, 0, SRCCOPY);
SelectObject32(memdc, hbmsave);
DeleteDC32(memdc);
return retval;
case DST_COMPLEX:
if(func)
if(_32bit)
return func(hdc, lp, wp, cx, cy);
else
return (BOOL32)((DRAWSTATEPROC16)func)((HDC16)hdc, (LPARAM)lp, (WPARAM16)wp, (INT16)cx, (INT16)cy);
else
return FALSE;
}
return FALSE;
}
/**********************************************************************
* PAINTING_DrawState32()
*/
static BOOL32 PAINTING_DrawState32(HDC32 hdc, HBRUSH32 hbr,
DRAWSTATEPROC32 func, LPARAM lp, WPARAM32 wp,
INT32 x, INT32 y, INT32 cx, INT32 cy,
UINT32 flags, BOOL32 unicode, BOOL32 _32bit)
{
HBITMAP32 hbm, hbmsave;
HFONT32 hfsave;
HBRUSH32 hbsave;
HDC32 memdc;
RECT32 rc;
UINT32 dtflags = DT_NOCLIP;
COLORREF fg, bg;
UINT32 opcode = flags & 0xf;
INT32 len = wp;
BOOL32 retval, tmp;
if((opcode == DST_TEXT || opcode == DST_PREFIXTEXT) && !len) /* The string is '\0' terminated */
{
if(unicode)
len = lstrlen32W((LPWSTR)lp);
else if(_32bit)
len = lstrlen32A((LPSTR)lp);
else
len = lstrlen32A((LPSTR)PTR_SEG_TO_LIN(lp));
}
/* Find out what size the image has if not given by caller */
if(!cx || !cy)
{
SIZE32 s;
CURSORICONINFO *ici;
BITMAPOBJ *bmp;
switch(opcode)
{
case DST_TEXT:
case DST_PREFIXTEXT:
if(unicode)
retval = GetTextExtentPoint32W(hdc, (LPWSTR)lp, len, &s);
else if(_32bit)
retval = GetTextExtentPoint32A(hdc, (LPSTR)lp, len, &s);
else
retval = GetTextExtentPoint32A(hdc, PTR_SEG_TO_LIN(lp), len, &s);
if(!retval) return FALSE;
break;
case DST_ICON:
ici = (CURSORICONINFO *)GlobalLock16((HGLOBAL16)lp);
if(!ici) return FALSE;
s.cx = ici->nWidth;
s.cy = ici->nHeight;
GlobalUnlock16((HGLOBAL16)lp);
break;
case DST_BITMAP:
bmp = (BITMAPOBJ *)GDI_GetObjPtr((HBITMAP16)lp, BITMAP_MAGIC);
if(!bmp) return FALSE;
s.cx = bmp->bitmap.bmWidth;
s.cy = bmp->bitmap.bmHeight;
break;
case DST_COMPLEX: /* cx and cy must be set in this mode */
return FALSE;
}
if(!cx) cx = s.cx;
if(!cy) cy = s.cy;
}
rc.left = x;
rc.top = y;
rc.right = x + cx;
rc.bottom = y + cy;
if(flags & DSS_RIGHT) /* This one is not documented in the win32.hlp file */
dtflags |= DT_RIGHT;
if(opcode == DST_TEXT)
dtflags |= DT_NOPREFIX;
/* For DSS_NORMAL we just jam in the image and return */
if((flags & 0x7ff0) == DSS_NORMAL)
{
return PAINTING_DrawStateJam(hdc, opcode, func, lp, len, &rc, dtflags, unicode, _32bit);
}
/* For all other states we need to convert the image to B/W in a local bitmap */
/* before it is displayed */
fg = SetTextColor32(hdc, RGB(0, 0, 0));
bg = SetBkColor32(hdc, RGB(255, 255, 255));
hbm = NULL; hbmsave = NULL; memdc = NULL; memdc = NULL; hbsave = NULL;
retval = FALSE; /* assume failure */
/* From here on we must use "goto cleanup" when something goes wrong */
hbm = CreateBitmap32(cx, cy, 1, 1, NULL);
if(!hbm) goto cleanup;
memdc = CreateCompatibleDC32(hdc);
if(!memdc) goto cleanup;
hbmsave = (HBITMAP32)SelectObject32(memdc, hbm);
if(!hbmsave) goto cleanup;
rc.left = rc.top = 0;
rc.right = cx;
rc.bottom = cy;
if(!FillRect32(memdc, &rc, (HBRUSH32)GetStockObject32(WHITE_BRUSH))) goto cleanup;
SetBkColor32(memdc, RGB(255, 255, 255));
SetTextColor32(memdc, RGB(0, 0, 0));
hfsave = (HFONT32)SelectObject32(memdc, GetCurrentObject(hdc, OBJ_FONT));
if(!hfsave && (opcode == DST_TEXT || opcode == DST_PREFIXTEXT)) goto cleanup;
tmp = PAINTING_DrawStateJam(memdc, opcode, func, lp, len, &rc, dtflags, unicode, _32bit);
if(hfsave) SelectObject32(memdc, hfsave);
if(!tmp) goto cleanup;
/* These states cause the image to be dithered */
if(flags & (DSS_UNION|DSS_DISABLED))
{
hbsave = (HBRUSH32)SelectObject32(memdc, CACHE_GetPattern55AABrush());
if(!hbsave) goto cleanup;
tmp = PatBlt32(memdc, 0, 0, cx, cy, 0x00FA0089);
if(hbsave) SelectObject32(memdc, hbsave);
if(!tmp) goto cleanup;
}
hbsave = (HBRUSH32)SelectObject32(hdc, hbr ? hbr : GetStockObject32(WHITE_BRUSH));
if(!hbsave) goto cleanup;
if(!BitBlt32(hdc, x, y, cx, cy, memdc, 0, 0, 0x00B8074A)) goto cleanup;
/* DSS_DEFAULT makes the image boldface */
if(flags & DSS_DEFAULT)
{
if(!BitBlt32(hdc, x+1, y, cx, cy, memdc, 0, 0, 0x00B8074A)) goto cleanup;
}
retval = TRUE; /* We succeeded */
cleanup:
SetTextColor32(hdc, fg);
SetBkColor32(hdc, bg);
if(hbsave) SelectObject32(hdc, hbsave);
if(hbmsave) SelectObject32(memdc, hbmsave);
if(hbm) DeleteObject32(hbm);
if(memdc) DeleteDC32(memdc);
return retval;
}
/**********************************************************************
* DrawState32A() (USER32.162)
*/
BOOL32 WINAPI DrawState32A(HDC32 hdc, HBRUSH32 hbr,
DRAWSTATEPROC32 func, LPARAM ldata, WPARAM32 wdata,
INT32 x, INT32 y, INT32 cx, INT32 cy, UINT32 flags)
{
return PAINTING_DrawState32(hdc, hbr, func, ldata, wdata, x, y, cx, cy, flags, FALSE, TRUE);
}
/**********************************************************************
* DrawState32W() (USER32.163)
*/
BOOL32 WINAPI DrawState32W(HDC32 hdc, HBRUSH32 hbr,
DRAWSTATEPROC32 func, LPARAM ldata, WPARAM32 wdata,
INT32 x, INT32 y, INT32 cx, INT32 cy, UINT32 flags)
{
return PAINTING_DrawState32(hdc, hbr, func, ldata, wdata, x, y, cx, cy, flags, TRUE, TRUE);
}
/**********************************************************************
* DrawState16() (USER.449)
*/
BOOL16 WINAPI DrawState16(HDC16 hdc, HBRUSH16 hbr,
DRAWSTATEPROC16 func, LPARAM ldata, WPARAM16 wdata,
INT16 x, INT16 y, INT16 cx, INT16 cy, UINT16 flags)
{
return PAINTING_DrawState32(hdc, hbr, (DRAWSTATEPROC32)func, ldata, wdata, x, y, cx, cy, flags, FALSE, FALSE);
}