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wine/dlls/winex11.drv/graphics.c
Alexandre Julliard bdb4fab7a7 x11drv: Renamed the x11drv directory to winex11.drv.
2006-06-16 09:57:50 +02:00

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/*
* X11 graphics driver graphics functions
*
* Copyright 1993,1994 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
/*
* FIXME: only some of these functions obey the GM_ADVANCED
* graphics mode
*/
#include "config.h"
#include <math.h>
#ifdef HAVE_FLOAT_H
# include <float.h>
#endif
#include <stdlib.h>
#ifndef PI
#define PI M_PI
#endif
#include <string.h>
#include "x11drv.h"
#include "x11font.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(graphics);
#define ABS(x) ((x)<0?(-(x)):(x))
/* ROP code to GC function conversion */
const int X11DRV_XROPfunction[16] =
{
GXclear, /* R2_BLACK */
GXnor, /* R2_NOTMERGEPEN */
GXandInverted, /* R2_MASKNOTPEN */
GXcopyInverted, /* R2_NOTCOPYPEN */
GXandReverse, /* R2_MASKPENNOT */
GXinvert, /* R2_NOT */
GXxor, /* R2_XORPEN */
GXnand, /* R2_NOTMASKPEN */
GXand, /* R2_MASKPEN */
GXequiv, /* R2_NOTXORPEN */
GXnoop, /* R2_NOP */
GXorInverted, /* R2_MERGENOTPEN */
GXcopy, /* R2_COPYPEN */
GXorReverse, /* R2_MERGEPENNOT */
GXor, /* R2_MERGEPEN */
GXset /* R2_WHITE */
};
/***********************************************************************
* X11DRV_SetupGCForPatBlt
*
* Setup the GC for a PatBlt operation using current brush.
* If fMapColors is TRUE, X pixels are mapped to Windows colors.
* Return FALSE if brush is BS_NULL, TRUE otherwise.
*/
BOOL X11DRV_SetupGCForPatBlt( X11DRV_PDEVICE *physDev, GC gc, BOOL fMapColors )
{
XGCValues val;
unsigned long mask;
Pixmap pixmap = 0;
POINT pt;
if (physDev->brush.style == BS_NULL) return FALSE;
if (physDev->brush.pixel == -1)
{
/* Special case used for monochrome pattern brushes.
* We need to swap foreground and background because
* Windows does it the wrong way...
*/
val.foreground = physDev->backgroundPixel;
val.background = physDev->textPixel;
}
else
{
val.foreground = physDev->brush.pixel;
val.background = physDev->backgroundPixel;
}
if (fMapColors && X11DRV_PALETTE_XPixelToPalette)
{
val.foreground = X11DRV_PALETTE_XPixelToPalette[val.foreground];
val.background = X11DRV_PALETTE_XPixelToPalette[val.background];
}
val.function = X11DRV_XROPfunction[GetROP2(physDev->hdc)-1];
/*
** Let's replace GXinvert by GXxor with (black xor white)
** This solves the selection color and leak problems in excel
** FIXME : Let's do that only if we work with X-pixels, not with Win-pixels
*/
if (val.function == GXinvert)
{
val.foreground = (WhitePixel( gdi_display, DefaultScreen(gdi_display) ) ^
BlackPixel( gdi_display, DefaultScreen(gdi_display) ));
val.function = GXxor;
}
val.fill_style = physDev->brush.fillStyle;
switch(val.fill_style)
{
case FillStippled:
case FillOpaqueStippled:
if (GetBkMode(physDev->hdc)==OPAQUE) val.fill_style = FillOpaqueStippled;
val.stipple = physDev->brush.pixmap;
mask = GCStipple;
break;
case FillTiled:
if (fMapColors && X11DRV_PALETTE_XPixelToPalette)
{
register int x, y;
XImage *image;
wine_tsx11_lock();
pixmap = XCreatePixmap( gdi_display, root_window, 8, 8, screen_depth );
image = XGetImage( gdi_display, physDev->brush.pixmap, 0, 0, 8, 8,
AllPlanes, ZPixmap );
for (y = 0; y < 8; y++)
for (x = 0; x < 8; x++)
XPutPixel( image, x, y,
X11DRV_PALETTE_XPixelToPalette[XGetPixel( image, x, y)] );
XPutImage( gdi_display, pixmap, gc, image, 0, 0, 0, 0, 8, 8 );
XDestroyImage( image );
wine_tsx11_unlock();
val.tile = pixmap;
}
else val.tile = physDev->brush.pixmap;
mask = GCTile;
break;
default:
mask = 0;
break;
}
GetBrushOrgEx( physDev->hdc, &pt );
val.ts_x_origin = physDev->org.x + pt.x;
val.ts_y_origin = physDev->org.y + pt.y;
val.fill_rule = (GetPolyFillMode(physDev->hdc) == WINDING) ? WindingRule : EvenOddRule;
wine_tsx11_lock();
XChangeGC( gdi_display, gc,
GCFunction | GCForeground | GCBackground | GCFillStyle |
GCFillRule | GCTileStipXOrigin | GCTileStipYOrigin | mask,
&val );
if (pixmap) XFreePixmap( gdi_display, pixmap );
wine_tsx11_unlock();
return TRUE;
}
/***********************************************************************
* X11DRV_SetupGCForBrush
*
* Setup physDev->gc for drawing operations using current brush.
* Return FALSE if brush is BS_NULL, TRUE otherwise.
*/
BOOL X11DRV_SetupGCForBrush( X11DRV_PDEVICE *physDev )
{
return X11DRV_SetupGCForPatBlt( physDev, physDev->gc, FALSE );
}
/***********************************************************************
* X11DRV_SetupGCForPen
*
* Setup physDev->gc for drawing operations using current pen.
* Return FALSE if pen is PS_NULL, TRUE otherwise.
*/
BOOL X11DRV_SetupGCForPen( X11DRV_PDEVICE *physDev )
{
XGCValues val;
UINT rop2 = GetROP2(physDev->hdc);
if (physDev->pen.style == PS_NULL) return FALSE;
switch (rop2)
{
case R2_BLACK :
val.foreground = BlackPixel( gdi_display, DefaultScreen(gdi_display) );
val.function = GXcopy;
break;
case R2_WHITE :
val.foreground = WhitePixel( gdi_display, DefaultScreen(gdi_display) );
val.function = GXcopy;
break;
case R2_XORPEN :
val.foreground = physDev->pen.pixel;
/* It is very unlikely someone wants to XOR with 0 */
/* This fixes the rubber-drawings in paintbrush */
if (val.foreground == 0)
val.foreground = (WhitePixel( gdi_display, DefaultScreen(gdi_display) ) ^
BlackPixel( gdi_display, DefaultScreen(gdi_display) ));
val.function = GXxor;
break;
default :
val.foreground = physDev->pen.pixel;
val.function = X11DRV_XROPfunction[rop2-1];
}
val.background = physDev->backgroundPixel;
val.fill_style = FillSolid;
val.line_width = physDev->pen.width;
if (val.line_width <= 1) {
val.cap_style = CapNotLast;
} else {
switch (physDev->pen.endcap)
{
case PS_ENDCAP_SQUARE:
val.cap_style = CapProjecting;
break;
case PS_ENDCAP_FLAT:
val.cap_style = CapButt;
break;
case PS_ENDCAP_ROUND:
default:
val.cap_style = CapRound;
}
}
switch (physDev->pen.linejoin)
{
case PS_JOIN_BEVEL:
val.join_style = JoinBevel;
break;
case PS_JOIN_MITER:
val.join_style = JoinMiter;
break;
case PS_JOIN_ROUND:
default:
val.join_style = JoinRound;
}
wine_tsx11_lock();
if ((physDev->pen.width <= 1) &&
(physDev->pen.style != PS_SOLID) &&
(physDev->pen.style != PS_INSIDEFRAME))
{
XSetDashes( gdi_display, physDev->gc, 0, physDev->pen.dashes, physDev->pen.dash_len );
val.line_style = (GetBkMode(physDev->hdc) == OPAQUE) ? LineDoubleDash : LineOnOffDash;
}
else val.line_style = LineSolid;
XChangeGC( gdi_display, physDev->gc,
GCFunction | GCForeground | GCBackground | GCLineWidth |
GCLineStyle | GCCapStyle | GCJoinStyle | GCFillStyle, &val );
wine_tsx11_unlock();
return TRUE;
}
/***********************************************************************
* X11DRV_SetupGCForText
*
* Setup physDev->gc for text drawing operations.
* Return FALSE if the font is null, TRUE otherwise.
*/
BOOL X11DRV_SetupGCForText( X11DRV_PDEVICE *physDev )
{
XFontStruct* xfs = XFONT_GetFontStruct( physDev->font );
if( xfs )
{
XGCValues val;
val.function = GXcopy; /* Text is always GXcopy */
val.foreground = physDev->textPixel;
val.background = physDev->backgroundPixel;
val.fill_style = FillSolid;
val.font = xfs->fid;
wine_tsx11_lock();
XChangeGC( gdi_display, physDev->gc,
GCFunction | GCForeground | GCBackground | GCFillStyle |
GCFont, &val );
wine_tsx11_unlock();
return TRUE;
}
WARN("Physical font failure\n" );
return FALSE;
}
/***********************************************************************
* X11DRV_XWStoDS
*
* Performs a world-to-viewport transformation on the specified width.
*/
INT X11DRV_XWStoDS( X11DRV_PDEVICE *physDev, INT width )
{
POINT pt[2];
pt[0].x = 0;
pt[0].y = 0;
pt[1].x = width;
pt[1].y = 0;
LPtoDP( physDev->hdc, pt, 2 );
return pt[1].x - pt[0].x;
}
/***********************************************************************
* X11DRV_YWStoDS
*
* Performs a world-to-viewport transformation on the specified height.
*/
INT X11DRV_YWStoDS( X11DRV_PDEVICE *physDev, INT height )
{
POINT pt[2];
pt[0].x = 0;
pt[0].y = 0;
pt[1].x = 0;
pt[1].y = height;
LPtoDP( physDev->hdc, pt, 2 );
return pt[1].y - pt[0].y;
}
/***********************************************************************
* X11DRV_LineTo
*/
BOOL
X11DRV_LineTo( X11DRV_PDEVICE *physDev, INT x, INT y )
{
POINT pt[2];
if (X11DRV_SetupGCForPen( physDev )) {
/* Update the pixmap from the DIB section */
X11DRV_LockDIBSection(physDev, DIB_Status_GdiMod, FALSE);
GetCurrentPositionEx( physDev->hdc, &pt[0] );
pt[1].x = x;
pt[1].y = y;
LPtoDP( physDev->hdc, pt, 2 );
wine_tsx11_lock();
XDrawLine(gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + pt[0].x, physDev->org.y + pt[0].y,
physDev->org.x + pt[1].x, physDev->org.y + pt[1].y );
wine_tsx11_unlock();
/* Update the DIBSection from the pixmap */
X11DRV_UnlockDIBSection(physDev, TRUE);
}
return TRUE;
}
/***********************************************************************
* X11DRV_DrawArc
*
* Helper functions for Arc(), Chord() and Pie().
* 'lines' is the number of lines to draw: 0 for Arc, 1 for Chord, 2 for Pie.
*
*/
static BOOL
X11DRV_DrawArc( X11DRV_PDEVICE *physDev, INT left, INT top, INT right,
INT bottom, INT xstart, INT ystart,
INT xend, INT yend, INT lines )
{
INT xcenter, ycenter, istart_angle, idiff_angle;
INT width, oldwidth;
double start_angle, end_angle;
XPoint points[4];
BOOL update = FALSE;
POINT start, end;
RECT rc;
SetRect(&rc, left, top, right, bottom);
start.x = xstart;
start.y = ystart;
end.x = xend;
end.y = yend;
LPtoDP(physDev->hdc, (POINT*)&rc, 2);
LPtoDP(physDev->hdc, &start, 1);
LPtoDP(physDev->hdc, &end, 1);
if (rc.right < rc.left) { INT tmp = rc.right; rc.right = rc.left; rc.left = tmp; }
if (rc.bottom < rc.top) { INT tmp = rc.bottom; rc.bottom = rc.top; rc.top = tmp; }
if ((rc.left == rc.right) || (rc.top == rc.bottom)
||(lines && ((rc.right-rc.left==1)||(rc.bottom-rc.top==1)))) return TRUE;
if (GetArcDirection( physDev->hdc ) == AD_CLOCKWISE)
{ POINT tmp = start; start = end; end = tmp; }
oldwidth = width = physDev->pen.width;
if (!width) width = 1;
if(physDev->pen.style == PS_NULL) width = 0;
if ((physDev->pen.style == PS_INSIDEFRAME))
{
if (2*width > (rc.right-rc.left)) width=(rc.right-rc.left + 1)/2;
if (2*width > (rc.bottom-rc.top)) width=(rc.bottom-rc.top + 1)/2;
rc.left += width / 2;
rc.right -= (width - 1) / 2;
rc.top += width / 2;
rc.bottom -= (width - 1) / 2;
}
if(width == 0) width = 1; /* more accurate */
physDev->pen.width = width;
xcenter = (rc.right + rc.left) / 2;
ycenter = (rc.bottom + rc.top) / 2;
start_angle = atan2( (double)(ycenter-start.y)*(rc.right-rc.left),
(double)(start.x-xcenter)*(rc.bottom-rc.top) );
end_angle = atan2( (double)(ycenter-end.y)*(rc.right-rc.left),
(double)(end.x-xcenter)*(rc.bottom-rc.top) );
if ((start.x==end.x)&&(start.y==end.y))
{ /* A lazy program delivers xstart=xend=ystart=yend=0) */
start_angle = 0;
end_angle = 2* PI;
}
else /* notorious cases */
if ((start_angle == PI)&&( end_angle <0))
start_angle = - PI;
else
if ((end_angle == PI)&&( start_angle <0))
end_angle = - PI;
istart_angle = (INT)(start_angle * 180 * 64 / PI + 0.5);
idiff_angle = (INT)((end_angle - start_angle) * 180 * 64 / PI + 0.5);
if (idiff_angle <= 0) idiff_angle += 360 * 64;
/* Update the pixmap from the DIB section */
X11DRV_LockDIBSection(physDev, DIB_Status_GdiMod, FALSE);
/* Fill arc with brush if Chord() or Pie() */
if ((lines > 0) && X11DRV_SetupGCForBrush( physDev )) {
wine_tsx11_lock();
XSetArcMode( gdi_display, physDev->gc, (lines==1) ? ArcChord : ArcPieSlice);
XFillArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left, physDev->org.y + rc.top,
rc.right-rc.left-1, rc.bottom-rc.top-1, istart_angle, idiff_angle );
wine_tsx11_unlock();
update = TRUE;
}
/* Draw arc and lines */
if (X11DRV_SetupGCForPen( physDev ))
{
wine_tsx11_lock();
XDrawArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left, physDev->org.y + rc.top,
rc.right-rc.left-1, rc.bottom-rc.top-1, istart_angle, idiff_angle );
if (lines) {
/* use the truncated values */
start_angle=(double)istart_angle*PI/64./180.;
end_angle=(double)(istart_angle+idiff_angle)*PI/64./180.;
/* calculate the endpoints and round correctly */
points[0].x = (int) floor(physDev->org.x + (rc.right+rc.left)/2.0 +
cos(start_angle) * (rc.right-rc.left-width*2+2) / 2. + 0.5);
points[0].y = (int) floor(physDev->org.y + (rc.top+rc.bottom)/2.0 -
sin(start_angle) * (rc.bottom-rc.top-width*2+2) / 2. + 0.5);
points[1].x = (int) floor(physDev->org.x + (rc.right+rc.left)/2.0 +
cos(end_angle) * (rc.right-rc.left-width*2+2) / 2. + 0.5);
points[1].y = (int) floor(physDev->org.y + (rc.top+rc.bottom)/2.0 -
sin(end_angle) * (rc.bottom-rc.top-width*2+2) / 2. + 0.5);
/* OK, this stuff is optimized for Xfree86
* which is probably the server most used by
* wine users. Other X servers will not
* display correctly. (eXceed for instance)
* so if you feel you must make changes, make sure that
* you either use Xfree86 or separate your changes
* from these (compile switch or whatever)
*/
if (lines == 2) {
INT dx1,dy1;
points[3] = points[1];
points[1].x = physDev->org.x + xcenter;
points[1].y = physDev->org.y + ycenter;
points[2] = points[1];
dx1=points[1].x-points[0].x;
dy1=points[1].y-points[0].y;
if(((rc.top-rc.bottom) | -2) == -2)
if(dy1>0) points[1].y--;
if(dx1<0) {
if (((-dx1)*64)<=ABS(dy1)*37) points[0].x--;
if(((-dx1*9))<(dy1*16)) points[0].y--;
if( dy1<0 && ((dx1*9)) < (dy1*16)) points[0].y--;
} else {
if(dy1 < 0) points[0].y--;
if(((rc.right-rc.left) | -2) == -2) points[1].x--;
}
dx1=points[3].x-points[2].x;
dy1=points[3].y-points[2].y;
if(((rc.top-rc.bottom) | -2 ) == -2)
if(dy1 < 0) points[2].y--;
if( dx1<0){
if( dy1>0) points[3].y--;
if(((rc.right-rc.left) | -2) == -2 ) points[2].x--;
}else {
points[3].y--;
if( dx1 * 64 < dy1 * -37 ) points[3].x--;
}
lines++;
}
XDrawLines( gdi_display, physDev->drawable, physDev->gc,
points, lines+1, CoordModeOrigin );
}
wine_tsx11_unlock();
update = TRUE;
}
/* Update the DIBSection of the pixmap */
X11DRV_UnlockDIBSection(physDev, update);
physDev->pen.width = oldwidth;
return TRUE;
}
/***********************************************************************
* X11DRV_Arc
*/
BOOL
X11DRV_Arc( X11DRV_PDEVICE *physDev, INT left, INT top, INT right, INT bottom,
INT xstart, INT ystart, INT xend, INT yend )
{
return X11DRV_DrawArc( physDev, left, top, right, bottom,
xstart, ystart, xend, yend, 0 );
}
/***********************************************************************
* X11DRV_Pie
*/
BOOL
X11DRV_Pie( X11DRV_PDEVICE *physDev, INT left, INT top, INT right, INT bottom,
INT xstart, INT ystart, INT xend, INT yend )
{
return X11DRV_DrawArc( physDev, left, top, right, bottom,
xstart, ystart, xend, yend, 2 );
}
/***********************************************************************
* X11DRV_Chord
*/
BOOL
X11DRV_Chord( X11DRV_PDEVICE *physDev, INT left, INT top, INT right, INT bottom,
INT xstart, INT ystart, INT xend, INT yend )
{
return X11DRV_DrawArc( physDev, left, top, right, bottom,
xstart, ystart, xend, yend, 1 );
}
/***********************************************************************
* X11DRV_Ellipse
*/
BOOL
X11DRV_Ellipse( X11DRV_PDEVICE *physDev, INT left, INT top, INT right, INT bottom )
{
INT width, oldwidth;
BOOL update = FALSE;
RECT rc;
SetRect(&rc, left, top, right, bottom);
LPtoDP(physDev->hdc, (POINT*)&rc, 2);
if ((rc.left == rc.right) || (rc.top == rc.bottom)) return TRUE;
if (rc.right < rc.left) { INT tmp = rc.right; rc.right = rc.left; rc.left = tmp; }
if (rc.bottom < rc.top) { INT tmp = rc.bottom; rc.bottom = rc.top; rc.top = tmp; }
oldwidth = width = physDev->pen.width;
if (!width) width = 1;
if(physDev->pen.style == PS_NULL) width = 0;
if ((physDev->pen.style == PS_INSIDEFRAME))
{
if (2*width > (rc.right-rc.left)) width=(rc.right-rc.left + 1)/2;
if (2*width > (rc.bottom-rc.top)) width=(rc.bottom-rc.top + 1)/2;
rc.left += width / 2;
rc.right -= (width - 1) / 2;
rc.top += width / 2;
rc.bottom -= (width - 1) / 2;
}
if(width == 0) width = 1; /* more accurate */
physDev->pen.width = width;
/* Update the pixmap from the DIB section */
X11DRV_LockDIBSection(physDev, DIB_Status_GdiMod, FALSE);
if (X11DRV_SetupGCForBrush( physDev ))
{
wine_tsx11_lock();
XFillArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left, physDev->org.y + rc.top,
rc.right-rc.left-1, rc.bottom-rc.top-1, 0, 360*64 );
wine_tsx11_unlock();
update = TRUE;
}
if (X11DRV_SetupGCForPen( physDev ))
{
wine_tsx11_lock();
XDrawArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left, physDev->org.y + rc.top,
rc.right-rc.left-1, rc.bottom-rc.top-1, 0, 360*64 );
wine_tsx11_unlock();
update = TRUE;
}
/* Update the DIBSection from the pixmap */
X11DRV_UnlockDIBSection(physDev, update);
physDev->pen.width = oldwidth;
return TRUE;
}
/***********************************************************************
* X11DRV_Rectangle
*/
BOOL
X11DRV_Rectangle(X11DRV_PDEVICE *physDev, INT left, INT top, INT right, INT bottom)
{
INT width, oldwidth, oldjoinstyle;
BOOL update = FALSE;
RECT rc;
TRACE("(%d %d %d %d)\n", left, top, right, bottom);
SetRect(&rc, left, top, right, bottom);
LPtoDP(physDev->hdc, (POINT*)&rc, 2);
if ((rc.left == rc.right) || (rc.top == rc.bottom)) return TRUE;
if (rc.right < rc.left) { INT tmp = rc.right; rc.right = rc.left; rc.left = tmp; }
if (rc.bottom < rc.top) { INT tmp = rc.bottom; rc.bottom = rc.top; rc.top = tmp; }
oldwidth = width = physDev->pen.width;
if (!width) width = 1;
if(physDev->pen.style == PS_NULL) width = 0;
if ((physDev->pen.style == PS_INSIDEFRAME))
{
if (2*width > (rc.right-rc.left)) width=(rc.right-rc.left + 1)/2;
if (2*width > (rc.bottom-rc.top)) width=(rc.bottom-rc.top + 1)/2;
rc.left += width / 2;
rc.right -= (width - 1) / 2;
rc.top += width / 2;
rc.bottom -= (width - 1) / 2;
}
if(width == 1) width = 0;
physDev->pen.width = width;
oldjoinstyle = physDev->pen.linejoin;
if(physDev->pen.type != PS_GEOMETRIC)
physDev->pen.linejoin = PS_JOIN_MITER;
/* Update the pixmap from the DIB section */
X11DRV_LockDIBSection(physDev, DIB_Status_GdiMod, FALSE);
if ((rc.right > rc.left + width) && (rc.bottom > rc.top + width))
{
if (X11DRV_SetupGCForBrush( physDev ))
{
wine_tsx11_lock();
XFillRectangle( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left + (width + 1) / 2,
physDev->org.y + rc.top + (width + 1) / 2,
rc.right-rc.left-width-1, rc.bottom-rc.top-width-1);
wine_tsx11_unlock();
update = TRUE;
}
}
if (X11DRV_SetupGCForPen( physDev ))
{
wine_tsx11_lock();
XDrawRectangle( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left, physDev->org.y + rc.top,
rc.right-rc.left-1, rc.bottom-rc.top-1 );
wine_tsx11_unlock();
update = TRUE;
}
/* Update the DIBSection from the pixmap */
X11DRV_UnlockDIBSection(physDev, update);
physDev->pen.width = oldwidth;
physDev->pen.linejoin = oldjoinstyle;
return TRUE;
}
/***********************************************************************
* X11DRV_RoundRect
*/
BOOL
X11DRV_RoundRect( X11DRV_PDEVICE *physDev, INT left, INT top, INT right,
INT bottom, INT ell_width, INT ell_height )
{
INT width, oldwidth, oldendcap;
BOOL update = FALSE;
RECT rc;
POINT pts[2];
TRACE("(%d %d %d %d %d %d\n",
left, top, right, bottom, ell_width, ell_height);
SetRect(&rc, left, top, right, bottom);
LPtoDP(physDev->hdc, (POINT*)&rc, 2);
if ((rc.left == rc.right) || (rc.top == rc.bottom))
return TRUE;
/* Make sure ell_width and ell_height are >= 1 otherwise XDrawArc gets
called with width/height < 0 */
pts[0].x = pts[0].y = 0;
pts[1].x = ell_width;
pts[1].y = ell_height;
LPtoDP(physDev->hdc, pts, 2);
ell_width = max(abs( pts[1].x - pts[0].x ), 1);
ell_height = max(abs( pts[1].y - pts[0].y ), 1);
/* Fix the coordinates */
if (rc.right < rc.left) { INT tmp = rc.right; rc.right = rc.left; rc.left = tmp; }
if (rc.bottom < rc.top) { INT tmp = rc.bottom; rc.bottom = rc.top; rc.top = tmp; }
oldwidth = width = physDev->pen.width;
oldendcap = physDev->pen.endcap;
if (!width) width = 1;
if(physDev->pen.style == PS_NULL) width = 0;
if ((physDev->pen.style == PS_INSIDEFRAME))
{
if (2*width > (rc.right-rc.left)) width=(rc.right-rc.left + 1)/2;
if (2*width > (rc.bottom-rc.top)) width=(rc.bottom-rc.top + 1)/2;
rc.left += width / 2;
rc.right -= (width - 1) / 2;
rc.top += width / 2;
rc.bottom -= (width - 1) / 2;
}
if(width == 0) width = 1;
physDev->pen.width = width;
physDev->pen.endcap = PS_ENDCAP_SQUARE;
/* Update the pixmap from the DIB section */
X11DRV_LockDIBSection(physDev, DIB_Status_GdiMod, FALSE);
wine_tsx11_lock();
if (X11DRV_SetupGCForBrush( physDev ))
{
if (ell_width > (rc.right-rc.left) )
if (ell_height > (rc.bottom-rc.top) )
XFillArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left, physDev->org.y + rc.top,
rc.right - rc.left - 1, rc.bottom - rc.top - 1,
0, 360 * 64 );
else{
XFillArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left, physDev->org.y + rc.top,
rc.right - rc.left - 1, ell_height, 0, 180 * 64 );
XFillArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left,
physDev->org.y + rc.bottom - ell_height - 1,
rc.right - rc.left - 1, ell_height, 180 * 64,
180 * 64 );
}
else if (ell_height > (rc.bottom-rc.top) ){
XFillArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left, physDev->org.y + rc.top,
ell_width, rc.bottom - rc.top - 1, 90 * 64, 180 * 64 );
XFillArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.right - ell_width - 1, physDev->org.y + rc.top,
ell_width, rc.bottom - rc.top - 1, 270 * 64, 180 * 64 );
}else{
XFillArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left, physDev->org.y + rc.top,
ell_width, ell_height, 90 * 64, 90 * 64 );
XFillArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left,
physDev->org.y + rc.bottom - ell_height - 1,
ell_width, ell_height, 180 * 64, 90 * 64 );
XFillArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.right - ell_width - 1,
physDev->org.y + rc.bottom - ell_height - 1,
ell_width, ell_height, 270 * 64, 90 * 64 );
XFillArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.right - ell_width - 1,
physDev->org.y + rc.top,
ell_width, ell_height, 0, 90 * 64 );
}
if (ell_width < rc.right - rc.left)
{
XFillRectangle( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left + (ell_width + 1) / 2,
physDev->org.y + rc.top + 1,
rc.right - rc.left - ell_width - 1,
(ell_height + 1) / 2 - 1);
XFillRectangle( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left + (ell_width + 1) / 2,
physDev->org.y + rc.bottom - (ell_height) / 2 - 1,
rc.right - rc.left - ell_width - 1,
(ell_height) / 2 );
}
if (ell_height < rc.bottom - rc.top)
{
XFillRectangle( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left + 1,
physDev->org.y + rc.top + (ell_height + 1) / 2,
rc.right - rc.left - 2,
rc.bottom - rc.top - ell_height - 1);
}
update = TRUE;
}
/* FIXME: this could be done with on X call
* more efficient and probably more correct
* on any X server: XDrawArcs will draw
* straight horizontal and vertical lines
* if width or height are zero.
*
* BTW this stuff is optimized for an Xfree86 server
* read the comments inside the X11DRV_DrawArc function
*/
if (X11DRV_SetupGCForPen( physDev ))
{
if (ell_width > (rc.right-rc.left) )
if (ell_height > (rc.bottom-rc.top) )
XDrawArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left, physDev->org.y + rc.top,
rc.right - rc.left - 1, rc.bottom - rc.top - 1, 0 , 360 * 64 );
else{
XDrawArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left, physDev->org.y + rc.top,
rc.right - rc.left - 1, ell_height - 1, 0 , 180 * 64 );
XDrawArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left,
physDev->org.y + rc.bottom - ell_height,
rc.right - rc.left - 1, ell_height - 1, 180 * 64 , 180 * 64 );
}
else if (ell_height > (rc.bottom-rc.top) ){
XDrawArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left, physDev->org.y + rc.top,
ell_width - 1 , rc.bottom - rc.top - 1, 90 * 64 , 180 * 64 );
XDrawArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.right - ell_width,
physDev->org.y + rc.top,
ell_width - 1 , rc.bottom - rc.top - 1, 270 * 64 , 180 * 64 );
}else{
XDrawArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left, physDev->org.y + rc.top,
ell_width - 1, ell_height - 1, 90 * 64, 90 * 64 );
XDrawArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left, physDev->org.y + rc.bottom - ell_height,
ell_width - 1, ell_height - 1, 180 * 64, 90 * 64 );
XDrawArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.right - ell_width,
physDev->org.y + rc.bottom - ell_height,
ell_width - 1, ell_height - 1, 270 * 64, 90 * 64 );
XDrawArc( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.right - ell_width, physDev->org.y + rc.top,
ell_width - 1, ell_height - 1, 0, 90 * 64 );
}
if (ell_width < rc.right - rc.left)
{
XDrawLine( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left + ell_width / 2,
physDev->org.y + rc.top,
physDev->org.x + rc.right - (ell_width+1) / 2,
physDev->org.y + rc.top);
XDrawLine( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left + ell_width / 2 ,
physDev->org.y + rc.bottom - 1,
physDev->org.x + rc.right - (ell_width+1)/ 2,
physDev->org.y + rc.bottom - 1);
}
if (ell_height < rc.bottom - rc.top)
{
XDrawLine( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.right - 1,
physDev->org.y + rc.top + ell_height / 2,
physDev->org.x + rc.right - 1,
physDev->org.y + rc.bottom - (ell_height+1) / 2);
XDrawLine( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + rc.left,
physDev->org.y + rc.top + ell_height / 2,
physDev->org.x + rc.left,
physDev->org.y + rc.bottom - (ell_height+1) / 2);
}
update = TRUE;
}
wine_tsx11_unlock();
/* Update the DIBSection from the pixmap */
X11DRV_UnlockDIBSection(physDev, update);
physDev->pen.width = oldwidth;
physDev->pen.endcap = oldendcap;
return TRUE;
}
/***********************************************************************
* X11DRV_SetPixel
*/
COLORREF
X11DRV_SetPixel( X11DRV_PDEVICE *physDev, INT x, INT y, COLORREF color )
{
unsigned long pixel;
POINT pt;
pt.x = x;
pt.y = y;
LPtoDP( physDev->hdc, &pt, 1 );
pixel = X11DRV_PALETTE_ToPhysical( physDev, color );
/* Update the pixmap from the DIB section */
X11DRV_LockDIBSection(physDev, DIB_Status_GdiMod, FALSE);
/* inefficient but simple... */
wine_tsx11_lock();
XSetForeground( gdi_display, physDev->gc, pixel );
XSetFunction( gdi_display, physDev->gc, GXcopy );
XDrawPoint( gdi_display, physDev->drawable, physDev->gc,
physDev->org.x + pt.x, physDev->org.y + pt.y );
wine_tsx11_unlock();
/* Update the DIBSection from the pixmap */
X11DRV_UnlockDIBSection(physDev, TRUE);
return X11DRV_PALETTE_ToLogical(pixel);
}
/***********************************************************************
* X11DRV_GetPixel
*/
COLORREF
X11DRV_GetPixel( X11DRV_PDEVICE *physDev, INT x, INT y )
{
static Pixmap pixmap = 0;
XImage * image;
int pixel;
POINT pt;
BOOL memdc = (GetObjectType(physDev->hdc) == OBJ_MEMDC);
pt.x = x;
pt.y = y;
LPtoDP( physDev->hdc, &pt, 1 );
/* Update the pixmap from the DIB section */
X11DRV_LockDIBSection(physDev, DIB_Status_GdiMod, FALSE);
wine_tsx11_lock();
if (memdc)
{
image = XGetImage( gdi_display, physDev->drawable,
physDev->org.x + pt.x, physDev->org.y + pt.y,
1, 1, AllPlanes, ZPixmap );
}
else
{
/* If we are reading from the screen, use a temporary copy */
/* to avoid a BadMatch error */
if (!pixmap) pixmap = XCreatePixmap( gdi_display, root_window,
1, 1, physDev->depth );
XCopyArea( gdi_display, physDev->drawable, pixmap, BITMAP_colorGC,
physDev->org.x + pt.x, physDev->org.y + pt.y, 1, 1, 0, 0 );
image = XGetImage( gdi_display, pixmap, 0, 0, 1, 1, AllPlanes, ZPixmap );
}
pixel = XGetPixel( image, 0, 0 );
XDestroyImage( image );
wine_tsx11_unlock();
/* Update the DIBSection from the pixmap */
X11DRV_UnlockDIBSection(physDev, FALSE);
return X11DRV_PALETTE_ToLogical(pixel);
}
/***********************************************************************
* X11DRV_PaintRgn
*/
BOOL
X11DRV_PaintRgn( X11DRV_PDEVICE *physDev, HRGN hrgn )
{
if (X11DRV_SetupGCForBrush( physDev ))
{
unsigned int i;
XRectangle *rect;
RGNDATA *data = X11DRV_GetRegionData( hrgn, physDev->hdc );
if (!data) return FALSE;
rect = (XRectangle *)data->Buffer;
for (i = 0; i < data->rdh.nCount; i++)
{
rect[i].x += physDev->org.x;
rect[i].y += physDev->org.y;
}
X11DRV_LockDIBSection(physDev, DIB_Status_GdiMod, FALSE);
wine_tsx11_lock();
XFillRectangles( gdi_display, physDev->drawable, physDev->gc, rect, data->rdh.nCount );
wine_tsx11_unlock();
X11DRV_UnlockDIBSection(physDev, TRUE);
HeapFree( GetProcessHeap(), 0, data );
}
return TRUE;
}
/**********************************************************************
* X11DRV_Polyline
*/
BOOL
X11DRV_Polyline( X11DRV_PDEVICE *physDev, const POINT* pt, INT count )
{
int i;
XPoint *points;
if (!(points = HeapAlloc( GetProcessHeap(), 0, sizeof(XPoint) * count )))
{
WARN("No memory to convert POINTs to XPoints!\n");
return FALSE;
}
for (i = 0; i < count; i++)
{
POINT tmp = pt[i];
LPtoDP(physDev->hdc, &tmp, 1);
points[i].x = physDev->org.x + tmp.x;
points[i].y = physDev->org.y + tmp.y;
}
if (X11DRV_SetupGCForPen ( physDev ))
{
X11DRV_LockDIBSection(physDev, DIB_Status_GdiMod, FALSE);
wine_tsx11_lock();
XDrawLines( gdi_display, physDev->drawable, physDev->gc,
points, count, CoordModeOrigin );
wine_tsx11_unlock();
X11DRV_UnlockDIBSection(physDev, TRUE);
}
HeapFree( GetProcessHeap(), 0, points );
return TRUE;
}
/**********************************************************************
* X11DRV_Polygon
*/
BOOL
X11DRV_Polygon( X11DRV_PDEVICE *physDev, const POINT* pt, INT count )
{
register int i;
XPoint *points;
BOOL update = FALSE;
if (!(points = HeapAlloc( GetProcessHeap(), 0, sizeof(XPoint) * (count+1) )))
{
WARN("No memory to convert POINTs to XPoints!\n");
return FALSE;
}
for (i = 0; i < count; i++)
{
POINT tmp = pt[i];
LPtoDP(physDev->hdc, &tmp, 1);
points[i].x = physDev->org.x + tmp.x;
points[i].y = physDev->org.y + tmp.y;
}
points[count] = points[0];
/* Update the pixmap from the DIB section */
X11DRV_LockDIBSection(physDev, DIB_Status_GdiMod, FALSE);
if (X11DRV_SetupGCForBrush( physDev ))
{
wine_tsx11_lock();
XFillPolygon( gdi_display, physDev->drawable, physDev->gc,
points, count+1, Complex, CoordModeOrigin);
wine_tsx11_unlock();
update = TRUE;
}
if (X11DRV_SetupGCForPen ( physDev ))
{
wine_tsx11_lock();
XDrawLines( gdi_display, physDev->drawable, physDev->gc,
points, count+1, CoordModeOrigin );
wine_tsx11_unlock();
update = TRUE;
}
/* Update the DIBSection from the pixmap */
X11DRV_UnlockDIBSection(physDev, update);
HeapFree( GetProcessHeap(), 0, points );
return TRUE;
}
/**********************************************************************
* X11DRV_PolyPolygon
*/
BOOL
X11DRV_PolyPolygon( X11DRV_PDEVICE *physDev, const POINT* pt, const INT* counts, UINT polygons)
{
HRGN hrgn;
/* FIXME: The points should be converted to device coords before */
/* creating the region. */
hrgn = CreatePolyPolygonRgn( pt, counts, polygons, GetPolyFillMode( physDev->hdc ) );
X11DRV_PaintRgn( physDev, hrgn );
DeleteObject( hrgn );
/* Draw the outline of the polygons */
if (X11DRV_SetupGCForPen ( physDev ))
{
unsigned int i;
int j, max = 0;
XPoint *points;
/* Update the pixmap from the DIB section */
X11DRV_LockDIBSection(physDev, DIB_Status_GdiMod, FALSE);
for (i = 0; i < polygons; i++) if (counts[i] > max) max = counts[i];
if (!(points = HeapAlloc( GetProcessHeap(), 0, sizeof(XPoint) * (max+1) )))
{
WARN("No memory to convert POINTs to XPoints!\n");
return FALSE;
}
for (i = 0; i < polygons; i++)
{
for (j = 0; j < counts[i]; j++)
{
POINT tmp = *pt;
LPtoDP(physDev->hdc, &tmp, 1);
points[j].x = physDev->org.x + tmp.x;
points[j].y = physDev->org.y + tmp.y;
pt++;
}
points[j] = points[0];
wine_tsx11_lock();
XDrawLines( gdi_display, physDev->drawable, physDev->gc,
points, j + 1, CoordModeOrigin );
wine_tsx11_unlock();
}
/* Update the DIBSection of the dc's bitmap */
X11DRV_UnlockDIBSection(physDev, TRUE);
HeapFree( GetProcessHeap(), 0, points );
}
return TRUE;
}
/**********************************************************************
* X11DRV_PolyPolyline
*/
BOOL
X11DRV_PolyPolyline( X11DRV_PDEVICE *physDev, const POINT* pt, const DWORD* counts, DWORD polylines )
{
if (X11DRV_SetupGCForPen ( physDev ))
{
unsigned int i, j, max = 0;
XPoint *points;
/* Update the pixmap from the DIB section */
X11DRV_LockDIBSection(physDev, DIB_Status_GdiMod, FALSE);
for (i = 0; i < polylines; i++) if (counts[i] > max) max = counts[i];
if (!(points = HeapAlloc( GetProcessHeap(), 0, sizeof(XPoint) * max )))
{
WARN("No memory to convert POINTs to XPoints!\n");
return FALSE;
}
for (i = 0; i < polylines; i++)
{
for (j = 0; j < counts[i]; j++)
{
POINT tmp = *pt;
LPtoDP(physDev->hdc, &tmp, 1);
points[j].x = physDev->org.x + tmp.x;
points[j].y = physDev->org.y + tmp.y;
pt++;
}
wine_tsx11_lock();
XDrawLines( gdi_display, physDev->drawable, physDev->gc,
points, j, CoordModeOrigin );
wine_tsx11_unlock();
}
/* Update the DIBSection of the dc's bitmap */
X11DRV_UnlockDIBSection(physDev, TRUE);
HeapFree( GetProcessHeap(), 0, points );
}
return TRUE;
}
/**********************************************************************
* X11DRV_InternalFloodFill
*
* Internal helper function for flood fill.
* (xorg,yorg) is the origin of the X image relative to the drawable.
* (x,y) is relative to the origin of the X image.
*/
static void X11DRV_InternalFloodFill(XImage *image, X11DRV_PDEVICE *physDev,
int x, int y,
int xOrg, int yOrg,
unsigned long pixel, WORD fillType )
{
int left, right;
#define TO_FLOOD(x,y) ((fillType == FLOODFILLBORDER) ? \
(XGetPixel(image,x,y) != pixel) : \
(XGetPixel(image,x,y) == pixel))
if (!TO_FLOOD(x,y)) return;
/* Find left and right boundaries */
left = right = x;
while ((left > 0) && TO_FLOOD( left-1, y )) left--;
while ((right < image->width) && TO_FLOOD( right, y )) right++;
XFillRectangle( gdi_display, physDev->drawable, physDev->gc,
xOrg + left, yOrg + y, right-left, 1 );
/* Set the pixels of this line so we don't fill it again */
for (x = left; x < right; x++)
{
if (fillType == FLOODFILLBORDER) XPutPixel( image, x, y, pixel );
else XPutPixel( image, x, y, ~pixel );
}
/* Fill the line above */
if (--y >= 0)
{
x = left;
while (x < right)
{
while ((x < right) && !TO_FLOOD(x,y)) x++;
if (x >= right) break;
while ((x < right) && TO_FLOOD(x,y)) x++;
X11DRV_InternalFloodFill(image, physDev, x-1, y,
xOrg, yOrg, pixel, fillType );
}
}
/* Fill the line below */
if ((y += 2) < image->height)
{
x = left;
while (x < right)
{
while ((x < right) && !TO_FLOOD(x,y)) x++;
if (x >= right) break;
while ((x < right) && TO_FLOOD(x,y)) x++;
X11DRV_InternalFloodFill(image, physDev, x-1, y,
xOrg, yOrg, pixel, fillType );
}
}
#undef TO_FLOOD
}
static int ExtFloodFillXGetImageErrorHandler( Display *dpy, XErrorEvent *event, void *arg )
{
return (event->request_code == X_GetImage && event->error_code == BadMatch);
}
/**********************************************************************
* X11DRV_ExtFloodFill
*/
BOOL
X11DRV_ExtFloodFill( X11DRV_PDEVICE *physDev, INT x, INT y, COLORREF color,
UINT fillType )
{
XImage *image;
RECT rect;
POINT pt;
TRACE("X11DRV_ExtFloodFill %d,%d %06lx %d\n", x, y, color, fillType );
pt.x = x;
pt.y = y;
LPtoDP( physDev->hdc, &pt, 1 );
if (!PtInRegion( physDev->region, pt.x, pt.y )) return FALSE;
GetRgnBox( physDev->region, &rect );
wine_tsx11_lock();
X11DRV_expect_error( gdi_display, ExtFloodFillXGetImageErrorHandler, NULL );
image = XGetImage( gdi_display, physDev->drawable,
physDev->org.x + rect.left, physDev->org.y + rect.top,
rect.right - rect.left, rect.bottom - rect.top,
AllPlanes, ZPixmap );
if(X11DRV_check_error()) image = NULL;
wine_tsx11_unlock();
if (!image) return FALSE;
if (X11DRV_SetupGCForBrush( physDev ))
{
/* Update the pixmap from the DIB section */
X11DRV_LockDIBSection(physDev, DIB_Status_GdiMod, FALSE);
/* ROP mode is always GXcopy for flood-fill */
wine_tsx11_lock();
XSetFunction( gdi_display, physDev->gc, GXcopy );
X11DRV_InternalFloodFill(image, physDev,
physDev->org.x + pt.x - rect.left,
physDev->org.y + pt.y - rect.top,
rect.left, rect.top,
X11DRV_PALETTE_ToPhysical( physDev, color ),
fillType );
wine_tsx11_unlock();
/* Update the DIBSection of the dc's bitmap */
X11DRV_UnlockDIBSection(physDev, TRUE);
}
wine_tsx11_lock();
XDestroyImage( image );
wine_tsx11_unlock();
return TRUE;
}
/**********************************************************************
* X11DRV_SetBkColor
*/
COLORREF
X11DRV_SetBkColor( X11DRV_PDEVICE *physDev, COLORREF color )
{
physDev->backgroundPixel = X11DRV_PALETTE_ToPhysical( physDev, color );
return color;
}
/**********************************************************************
* X11DRV_SetTextColor
*/
COLORREF
X11DRV_SetTextColor( X11DRV_PDEVICE *physDev, COLORREF color )
{
physDev->textPixel = X11DRV_PALETTE_ToPhysical( physDev, color );
return color;
}
/***********************************************************************
* GetDCOrgEx (X11DRV.@)
*/
BOOL X11DRV_GetDCOrgEx( X11DRV_PDEVICE *physDev, LPPOINT lpp )
{
lpp->x = physDev->org.x + physDev->drawable_org.x;
lpp->y = physDev->org.y + physDev->drawable_org.y;
return TRUE;
}
/***********************************************************************
* SetDCOrg (X11DRV.@)
*/
DWORD X11DRV_SetDCOrg( X11DRV_PDEVICE *physDev, INT x, INT y )
{
DWORD ret = MAKELONG( physDev->org.x + physDev->drawable_org.x,
physDev->org.y + physDev->drawable_org.y );
physDev->org.x = x - physDev->drawable_org.x;
physDev->org.y = y - physDev->drawable_org.y;
return ret;
}
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