forked from AuroraMiddleware/gtk
70372ba8bd
* gdk/win32/gdkdraw.c (gdk_draw_pixmap): When blitting inside one window, use ScrollWindowEx, and call UpdateWindow. This prevents bugs when for instance part of the window was outside the display. Thanks to Philippe Colantoni for finding and fixing this.
757 lines
20 KiB
C
757 lines
20 KiB
C
/* GDK - The GIMP Drawing Kit
|
|
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 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
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
/*
|
|
* Modified by the GTK+ Team and others 1997-1999. See the AUTHORS
|
|
* file for a list of people on the GTK+ Team. See the ChangeLog
|
|
* files for a list of changes. These files are distributed with
|
|
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <math.h>
|
|
#include <gdk/gdk.h>
|
|
#include "gdkprivate.h"
|
|
|
|
#ifndef G_PI
|
|
#define G_PI 3.14159265358979323846
|
|
#endif
|
|
|
|
void
|
|
gdk_draw_point (GdkDrawable *drawable,
|
|
GdkGC *gc,
|
|
gint x,
|
|
gint y)
|
|
{
|
|
GdkWindowPrivate *drawable_private;
|
|
GdkGCPrivate *gc_private;
|
|
HDC hdc;
|
|
|
|
g_return_if_fail (drawable != NULL);
|
|
g_return_if_fail (gc != NULL);
|
|
|
|
drawable_private = (GdkWindowPrivate*) drawable;
|
|
if (drawable_private->destroyed)
|
|
return;
|
|
gc_private = (GdkGCPrivate*) gc;
|
|
|
|
hdc = gdk_gc_predraw (drawable_private, gc_private);
|
|
|
|
/* We use LineTo because SetPixel wants the COLORREF directly,
|
|
* and doesn't use the current pen, which is what we want.
|
|
*/
|
|
if (!MoveToEx (hdc, x, y, NULL))
|
|
g_warning ("gdk_draw_point: MoveToEx failed");
|
|
if (!LineTo (hdc, x + 1, y))
|
|
g_warning ("gdk_draw_point: LineTo failed");
|
|
|
|
gdk_gc_postdraw (drawable_private, gc_private);
|
|
}
|
|
|
|
void
|
|
gdk_draw_line (GdkDrawable *drawable,
|
|
GdkGC *gc,
|
|
gint x1,
|
|
gint y1,
|
|
gint x2,
|
|
gint y2)
|
|
{
|
|
GdkWindowPrivate *drawable_private;
|
|
GdkGCPrivate *gc_private;
|
|
HDC hdc;
|
|
|
|
g_return_if_fail (drawable != NULL);
|
|
g_return_if_fail (gc != NULL);
|
|
|
|
drawable_private = (GdkWindowPrivate*) drawable;
|
|
if (drawable_private->destroyed)
|
|
return;
|
|
gc_private = (GdkGCPrivate*) gc;
|
|
|
|
hdc = gdk_gc_predraw (drawable_private, gc_private);
|
|
|
|
GDK_NOTE (MISC, g_print ("gdk_draw_line: %#x (%d) +%d+%d..+%d+%d\n",
|
|
drawable_private->xwindow, gc_private,
|
|
x1, y1, x2, y2));
|
|
|
|
MoveToEx (hdc, x1, y1, NULL);
|
|
if (!LineTo (hdc, x2, y2))
|
|
g_warning ("gdk_draw_line: LineTo #1 failed");
|
|
/* LineTo doesn't draw the last point, so if we have a pen width of 1,
|
|
* we draw the end pixel separately... With wider pens it hopefully
|
|
* doesn't matter?
|
|
*/
|
|
if (gc_private->pen_width == 1)
|
|
if (!LineTo (hdc, x2 + 1, y2))
|
|
g_warning ("gdk_draw_line: LineTo #2 failed");
|
|
gdk_gc_postdraw (drawable_private, gc_private);
|
|
}
|
|
|
|
void
|
|
gdk_draw_rectangle (GdkDrawable *drawable,
|
|
GdkGC *gc,
|
|
gint filled,
|
|
gint x,
|
|
gint y,
|
|
gint width,
|
|
gint height)
|
|
{
|
|
GdkWindowPrivate *drawable_private;
|
|
GdkGCPrivate *gc_private;
|
|
HDC hdc;
|
|
HGDIOBJ oldpen, oldbrush;
|
|
|
|
g_return_if_fail (drawable != NULL);
|
|
g_return_if_fail (gc != NULL);
|
|
|
|
drawable_private = (GdkWindowPrivate*) drawable;
|
|
if (drawable_private->destroyed)
|
|
return;
|
|
gc_private = (GdkGCPrivate*) gc;
|
|
|
|
if (width == -1)
|
|
width = drawable_private->width;
|
|
if (height == -1)
|
|
height = drawable_private->height;
|
|
|
|
hdc = gdk_gc_predraw (drawable_private, gc_private);
|
|
|
|
GDK_NOTE (MISC, g_print ("gdk_draw_rectangle: %#x (%d) %s%dx%d@+%d+%d\n",
|
|
drawable_private->xwindow,
|
|
gc_private,
|
|
(filled ? "fill " : ""),
|
|
width, height, x, y));
|
|
|
|
#if 0
|
|
{
|
|
HBRUSH hbr = GetCurrentObject (hdc, OBJ_BRUSH);
|
|
HPEN hpen = GetCurrentObject (hdc, OBJ_PEN);
|
|
LOGBRUSH lbr;
|
|
LOGPEN lpen;
|
|
GetObject (hbr, sizeof (lbr), &lbr);
|
|
GetObject (hpen, sizeof (lpen), &lpen);
|
|
|
|
g_print ("current brush: style = %s, color = 0x%.08x\n",
|
|
(lbr.lbStyle == BS_SOLID ? "SOLID" : "???"),
|
|
lbr.lbColor);
|
|
g_print ("current pen: style = %s, width = %d, color = 0x%.08x\n",
|
|
(lpen.lopnStyle == PS_SOLID ? "SOLID" : "???"),
|
|
lpen.lopnWidth,
|
|
lpen.lopnColor);
|
|
}
|
|
#endif
|
|
|
|
if (filled)
|
|
oldpen = SelectObject (hdc, GetStockObject (NULL_PEN));
|
|
else
|
|
oldbrush = SelectObject (hdc, GetStockObject (HOLLOW_BRUSH));
|
|
|
|
if (!Rectangle (hdc, x, y, x+width+1, y+height+1))
|
|
g_warning ("gdk_draw_rectangle: Rectangle failed");
|
|
|
|
if (filled)
|
|
SelectObject (hdc, oldpen);
|
|
else
|
|
SelectObject (hdc, oldbrush);
|
|
|
|
gdk_gc_postdraw (drawable_private, gc_private);
|
|
}
|
|
|
|
void
|
|
gdk_draw_arc (GdkDrawable *drawable,
|
|
GdkGC *gc,
|
|
gint filled,
|
|
gint x,
|
|
gint y,
|
|
gint width,
|
|
gint height,
|
|
gint angle1,
|
|
gint angle2)
|
|
{
|
|
GdkWindowPrivate *drawable_private;
|
|
GdkGCPrivate *gc_private;
|
|
HDC hdc;
|
|
int nXStartArc, nYStartArc, nXEndArc, nYEndArc;
|
|
|
|
g_return_if_fail (drawable != NULL);
|
|
g_return_if_fail (gc != NULL);
|
|
|
|
drawable_private = (GdkWindowPrivate*) drawable;
|
|
if (drawable_private->destroyed)
|
|
return;
|
|
gc_private = (GdkGCPrivate*) gc;
|
|
|
|
if (width == -1)
|
|
width = drawable_private->width;
|
|
if (height == -1)
|
|
height = drawable_private->height;
|
|
|
|
GDK_NOTE (MISC, g_print ("gdk_draw_arc: %#x %d,%d,%d,%d %d %d\n",
|
|
drawable_private->xwindow,
|
|
x, y, width, height, angle1, angle2));
|
|
|
|
if (width != 0 && height != 0 && angle2 != 0)
|
|
{
|
|
hdc = gdk_gc_predraw (drawable_private, gc_private);
|
|
|
|
if (angle2 >= 360*64)
|
|
{
|
|
nXStartArc = nYStartArc = nXEndArc = nYEndArc = 0;
|
|
}
|
|
else if (angle2 > 0)
|
|
{
|
|
/* The 100. is just an arbitrary value */
|
|
nXStartArc = x + width/2 + 100. * cos(angle1/64.*2.*G_PI/360.);
|
|
nYStartArc = y + height/2 + -100. * sin(angle1/64.*2.*G_PI/360.);
|
|
nXEndArc = x + width/2 + 100. * cos((angle1+angle2)/64.*2.*G_PI/360.);
|
|
nYEndArc = y + height/2 + -100. * sin((angle1+angle2)/64.*2.*G_PI/360.);
|
|
}
|
|
else
|
|
{
|
|
nXEndArc = x + width/2 + 100. * cos(angle1/64.*2.*G_PI/360.);
|
|
nYEndArc = y + height/2 + -100. * sin(angle1/64.*2.*G_PI/360.);
|
|
nXStartArc = x + width/2 + 100. * cos((angle1+angle2)/64.*2.*G_PI/360.);
|
|
nYStartArc = y + height/2 + -100. * sin((angle1+angle2)/64.*2.*G_PI/360.);
|
|
}
|
|
|
|
if (filled)
|
|
{
|
|
GDK_NOTE (MISC, g_print ("...Pie(hdc,%d,%d,%d,%d,%d,%d,%d,%d)\n",
|
|
x, y, x+width, y+height,
|
|
nXStartArc, nYStartArc,
|
|
nXEndArc, nYEndArc));
|
|
Pie (hdc, x, y, x+width, y+height,
|
|
nXStartArc, nYStartArc, nXEndArc, nYEndArc);
|
|
}
|
|
else
|
|
{
|
|
GDK_NOTE (MISC, g_print ("...Arc(hdc,%d,%d,%d,%d,%d,%d,%d,%d)\n",
|
|
x, y, x+width, y+height,
|
|
nXStartArc, nYStartArc,
|
|
nXEndArc, nYEndArc));
|
|
Arc (hdc, x, y, x+width, y+height,
|
|
nXStartArc, nYStartArc, nXEndArc, nYEndArc);
|
|
}
|
|
gdk_gc_postdraw (drawable_private, gc_private);
|
|
}
|
|
}
|
|
|
|
void
|
|
gdk_draw_polygon (GdkDrawable *drawable,
|
|
GdkGC *gc,
|
|
gint filled,
|
|
GdkPoint *points,
|
|
gint npoints)
|
|
{
|
|
GdkWindowPrivate *drawable_private;
|
|
GdkGCPrivate *gc_private;
|
|
HDC hdc;
|
|
POINT *pts;
|
|
int i;
|
|
|
|
g_return_if_fail (drawable != NULL);
|
|
g_return_if_fail (gc != NULL);
|
|
|
|
drawable_private = (GdkWindowPrivate*) drawable;
|
|
if (drawable_private->destroyed)
|
|
return;
|
|
gc_private = (GdkGCPrivate*) gc;
|
|
|
|
GDK_NOTE (MISC, g_print ("gdk_draw_polygon: %#x (%d) %d\n",
|
|
drawable_private->xwindow, gc_private,
|
|
npoints));
|
|
|
|
if (npoints < 2)
|
|
return;
|
|
|
|
hdc = gdk_gc_predraw (drawable_private, gc_private);
|
|
pts = g_malloc ((npoints+1) * sizeof (POINT));
|
|
|
|
for (i = 0; i < npoints; i++)
|
|
{
|
|
pts[i].x = points[i].x;
|
|
pts[i].y = points[i].y;
|
|
}
|
|
|
|
if ((points[0].x != points[npoints-1].x) ||
|
|
(points[0].y != points[npoints-1].y))
|
|
{
|
|
pts[npoints].x = points[0].x;
|
|
pts[npoints].y = points[0].y;
|
|
npoints++;
|
|
}
|
|
if (filled)
|
|
{
|
|
if (!Polygon (hdc, pts, npoints))
|
|
g_warning ("gdk_draw_polygon: Polygon failed");
|
|
}
|
|
else
|
|
{
|
|
if (!Polyline (hdc, pts, npoints))
|
|
g_warning ("gdk_draw_polygon: Polyline failed");
|
|
}
|
|
g_free (pts);
|
|
gdk_gc_postdraw (drawable_private, gc_private);
|
|
}
|
|
|
|
/* gdk_draw_string
|
|
*/
|
|
void
|
|
gdk_draw_string (GdkDrawable *drawable,
|
|
GdkFont *font,
|
|
GdkGC *gc,
|
|
gint x,
|
|
gint y,
|
|
const gchar *string)
|
|
{
|
|
gdk_draw_text (drawable, font, gc, x, y, string, strlen (string));
|
|
}
|
|
|
|
/* gdk_draw_text
|
|
*
|
|
* Modified by Li-Da Lho to draw 16 bits and Multibyte strings
|
|
*
|
|
* Interface changed: add "GdkFont *font" to specify font or fontset explicitely
|
|
*/
|
|
void
|
|
gdk_draw_text (GdkDrawable *drawable,
|
|
GdkFont *font,
|
|
GdkGC *gc,
|
|
gint x,
|
|
gint y,
|
|
const gchar *text,
|
|
gint text_length)
|
|
{
|
|
GdkWindowPrivate *drawable_private;
|
|
GdkFontPrivate *font_private;
|
|
GdkGCPrivate *gc_private;
|
|
HDC hdc;
|
|
HFONT xfont;
|
|
HGDIOBJ oldfont;
|
|
|
|
g_return_if_fail (drawable != NULL);
|
|
g_return_if_fail (font != NULL);
|
|
g_return_if_fail (gc != NULL);
|
|
g_return_if_fail (text != NULL);
|
|
|
|
drawable_private = (GdkWindowPrivate*) drawable;
|
|
if (drawable_private->destroyed)
|
|
return;
|
|
gc_private = (GdkGCPrivate*) gc;
|
|
font_private = (GdkFontPrivate*) font;
|
|
|
|
if (font->type == GDK_FONT_FONT)
|
|
{
|
|
hdc = gdk_gc_predraw (drawable_private, gc_private);
|
|
xfont = (HFONT) font_private->xfont;
|
|
|
|
GDK_NOTE (MISC, g_print ("gdk_draw_text: %#x (%d) %#x "
|
|
"+%d+%d font: %#x \"%.*s\" length: %d\n",
|
|
drawable_private->xwindow,
|
|
gc_private, gc_private->xgc,
|
|
x, y, xfont,
|
|
(text_length > 10 ? 10 : text_length),
|
|
text, text_length));
|
|
|
|
if ((oldfont = SelectObject (hdc, xfont)) == NULL)
|
|
g_warning ("gdk_draw_text: SelectObject failed");
|
|
if (!TextOutA (hdc, x, y, text, text_length))
|
|
g_warning ("gdk_draw_text: TextOutA failed");
|
|
SelectObject (hdc, oldfont);
|
|
gdk_gc_postdraw (drawable_private, gc_private);
|
|
}
|
|
else
|
|
g_error ("undefined font type");
|
|
}
|
|
|
|
void
|
|
gdk_draw_text_wc (GdkDrawable *drawable,
|
|
GdkFont *font,
|
|
GdkGC *gc,
|
|
gint x,
|
|
gint y,
|
|
const GdkWChar *text,
|
|
gint text_length)
|
|
{
|
|
GdkWindowPrivate *drawable_private;
|
|
GdkFontPrivate *font_private;
|
|
GdkGCPrivate *gc_private;
|
|
gint i;
|
|
wchar_t *wcstr;
|
|
|
|
g_return_if_fail (drawable != NULL);
|
|
g_return_if_fail (font != NULL);
|
|
g_return_if_fail (gc != NULL);
|
|
g_return_if_fail (text != NULL);
|
|
|
|
drawable_private = (GdkWindowPrivate*) drawable;
|
|
if (drawable_private->destroyed)
|
|
return;
|
|
gc_private = (GdkGCPrivate*) gc;
|
|
font_private = (GdkFontPrivate*) font;
|
|
|
|
if (font->type == GDK_FONT_FONT)
|
|
{
|
|
HDC hdc;
|
|
HFONT xfont;
|
|
HGDIOBJ oldfont;
|
|
|
|
hdc = gdk_gc_predraw (drawable_private, gc_private);
|
|
xfont = (HFONT) font_private->xfont;
|
|
|
|
GDK_NOTE (MISC, g_print ("gdk_draw_text_wc: %#x (%d) %#x "
|
|
"+%d+%d font: %#x length: %d\n",
|
|
drawable_private->xwindow,
|
|
gc_private, gc_private->xgc,
|
|
x, y, xfont,
|
|
text_length));
|
|
|
|
if ((oldfont = SelectObject (hdc, xfont)) == NULL)
|
|
g_warning ("gdk_draw_text: SelectObject failed");
|
|
wcstr = g_new (wchar_t, text_length);
|
|
for (i = 0; i < text_length; i++)
|
|
wcstr[i] = text[i];
|
|
if (!TextOutW (hdc, x, y, wcstr, text_length))
|
|
g_warning ("gdk_draw_text: TextOutW failed");
|
|
g_free (wcstr);
|
|
SelectObject (hdc, oldfont);
|
|
gdk_gc_postdraw (drawable_private, gc_private);
|
|
}
|
|
else
|
|
g_error ("undefined font type");
|
|
}
|
|
|
|
void
|
|
gdk_draw_pixmap (GdkDrawable *drawable,
|
|
GdkGC *gc,
|
|
GdkPixmap *src,
|
|
gint xsrc,
|
|
gint ysrc,
|
|
gint xdest,
|
|
gint ydest,
|
|
gint width,
|
|
gint height)
|
|
{
|
|
GdkWindowPrivate *drawable_private;
|
|
GdkWindowPrivate *src_private;
|
|
GdkGCPrivate *gc_private;
|
|
HDC hdc;
|
|
HDC srcdc;
|
|
HGDIOBJ hgdiobj;
|
|
HRGN src_rgn, draw_rgn, outside_rgn;
|
|
RECT r;
|
|
|
|
g_return_if_fail (drawable != NULL);
|
|
g_return_if_fail (src != NULL);
|
|
g_return_if_fail (gc != NULL);
|
|
|
|
drawable_private = (GdkWindowPrivate*) drawable;
|
|
src_private = (GdkWindowPrivate*) src;
|
|
if (drawable_private->destroyed || src_private->destroyed)
|
|
return;
|
|
gc_private = (GdkGCPrivate*) gc;
|
|
|
|
if (width == -1)
|
|
width = src_private->width; /* Or should we subtract xsrc? */
|
|
if (height == -1)
|
|
height = src_private->height; /* Ditto? */
|
|
|
|
GDK_NOTE (MISC, g_print ("gdk_draw_pixmap: dest: %#x "
|
|
"src: %#x %dx%d@+%d+%d"
|
|
" dest: %#x @+%d+%d\n",
|
|
drawable_private->xwindow,
|
|
src_private->xwindow,
|
|
width, height, xsrc, ysrc,
|
|
drawable_private->xwindow, xdest, ydest));
|
|
|
|
hdc = gdk_gc_predraw (drawable_private, gc_private);
|
|
|
|
src_rgn = CreateRectRgn (0, 0, src_private->width + 1, src_private->height + 1);
|
|
draw_rgn = CreateRectRgn (xsrc, ysrc, xsrc + width + 1, ysrc + height + 1);
|
|
SetRectEmpty (&r);
|
|
outside_rgn = CreateRectRgnIndirect (&r);
|
|
|
|
if (drawable_private->window_type != GDK_WINDOW_PIXMAP)
|
|
{
|
|
/* If we are drawing on a window, calculate the region that is
|
|
* outside the source pixmap, and invalidate that, causing it to
|
|
* be cleared. XXX
|
|
*/
|
|
if (CombineRgn (outside_rgn, draw_rgn, src_rgn, RGN_DIFF) != NULLREGION)
|
|
{
|
|
OffsetRgn (outside_rgn, xdest, ydest);
|
|
GDK_NOTE (MISC, (GetRgnBox (outside_rgn, &r),
|
|
g_print ("...calling InvalidateRgn, "
|
|
"bbox: %dx%d@+%d+%d\n",
|
|
r.right - r.left - 1, r.bottom - r.top - 1,
|
|
r.left, r.top)));
|
|
InvalidateRgn (drawable_private->xwindow, outside_rgn, TRUE);
|
|
}
|
|
}
|
|
|
|
#if 1 /* Don't know if this is necessary */
|
|
if (CombineRgn (draw_rgn, draw_rgn, src_rgn, RGN_AND) == COMPLEXREGION)
|
|
g_warning ("gdk_draw_pixmap: CombineRgn returned a COMPLEXREGION");
|
|
|
|
GetRgnBox (draw_rgn, &r);
|
|
if (r.left != xsrc
|
|
|| r.top != ysrc
|
|
|| r.right != xsrc + width + 1
|
|
|| r.bottom != ysrc + height + 1)
|
|
{
|
|
xdest += r.left - xsrc;
|
|
xsrc = r.left;
|
|
ydest += r.top - ysrc;
|
|
ysrc = r.top;
|
|
width = r.right - xsrc - 1;
|
|
height = r.bottom - ysrc - 1;
|
|
|
|
GDK_NOTE (MISC, g_print ("... restricted to src: %dx%d@+%d+%d, "
|
|
"dest: @+%d+%d\n",
|
|
width, height, xsrc, ysrc,
|
|
xdest, ydest));
|
|
}
|
|
#endif
|
|
|
|
DeleteObject (src_rgn);
|
|
DeleteObject (draw_rgn);
|
|
DeleteObject (outside_rgn);
|
|
|
|
/* Strangely enough, this function is called also to bitblt
|
|
* from a window.
|
|
*/
|
|
if (src_private->window_type == GDK_WINDOW_PIXMAP)
|
|
{
|
|
if ((srcdc = CreateCompatibleDC (hdc)) == NULL)
|
|
g_warning ("gdk_draw_pixmap: CreateCompatibleDC failed");
|
|
|
|
if ((hgdiobj = SelectObject (srcdc, src_private->xwindow)) == NULL)
|
|
g_warning ("gdk_draw_pixmap: SelectObject #1 failed");
|
|
|
|
if (!BitBlt (hdc, xdest, ydest, width, height,
|
|
srcdc, xsrc, ysrc, SRCCOPY))
|
|
g_warning ("gdk_draw_pixmap: BitBlt failed");
|
|
|
|
if ((SelectObject (srcdc, hgdiobj) == NULL))
|
|
g_warning ("gdk_draw_pixmap: SelectObject #2 failed");
|
|
|
|
if (!DeleteDC (srcdc))
|
|
g_warning ("gdk_draw_pixmap: DeleteDC failed");
|
|
}
|
|
else
|
|
{
|
|
if ((srcdc = GetDC (src_private->xwindow)) == NULL)
|
|
g_warning ("gdk_draw_pixmap: GetDC failed");
|
|
|
|
#if 0
|
|
if (!BitBlt (hdc, xdest, ydest, width, height,
|
|
srcdc, xsrc, ysrc, SRCCOPY))
|
|
g_warning ("gdk_draw_pixmap: BitBlt failed");
|
|
#else
|
|
/* If we are in fact just blitting inside one window,
|
|
* ScrollWindowEx works better.
|
|
* Thanks to Philippe Colantoni <colanton@aris.ss.uci.edu>
|
|
* for noticing and fixing this.
|
|
*/
|
|
if (drawable_private->xwindow==src_private->xwindow)
|
|
{
|
|
if (!ScrollWindowEx (drawable_private->xwindow,-xsrc+xdest, -ysrc+ydest, NULL,
|
|
NULL, NULL, NULL, SW_INVALIDATE))
|
|
g_warning ("gdk_draw_pixmap: ScrollWindowEx failed");
|
|
|
|
if (!UpdateWindow (drawable_private->xwindow))
|
|
g_warning ("gdk_draw_pixmap: UpdateWindow failed");
|
|
}
|
|
else
|
|
if (!BitBlt (hdc, xdest, ydest, width, height,
|
|
srcdc, xsrc, ysrc, SRCCOPY))
|
|
g_warning ("gdk_draw_pixmap: BitBlt failed");
|
|
#endif
|
|
|
|
ReleaseDC (src_private->xwindow, srcdc);
|
|
}
|
|
gdk_gc_postdraw (drawable_private, gc_private);
|
|
}
|
|
|
|
void
|
|
gdk_draw_image (GdkDrawable *drawable,
|
|
GdkGC *gc,
|
|
GdkImage *image,
|
|
gint xsrc,
|
|
gint ysrc,
|
|
gint xdest,
|
|
gint ydest,
|
|
gint width,
|
|
gint height)
|
|
{
|
|
GdkImagePrivate *image_private;
|
|
|
|
g_return_if_fail (drawable != NULL);
|
|
g_return_if_fail (image != NULL);
|
|
g_return_if_fail (gc != NULL);
|
|
|
|
image_private = (GdkImagePrivate*) image;
|
|
|
|
g_return_if_fail (image_private->image_put != NULL);
|
|
|
|
if (width == -1)
|
|
width = image->width;
|
|
if (height == -1)
|
|
height = image->height;
|
|
|
|
(* image_private->image_put) (drawable, gc, image, xsrc, ysrc,
|
|
xdest, ydest, width, height);
|
|
}
|
|
|
|
void
|
|
gdk_draw_points (GdkDrawable *drawable,
|
|
GdkGC *gc,
|
|
GdkPoint *points,
|
|
gint npoints)
|
|
{
|
|
GdkWindowPrivate *drawable_private;
|
|
GdkGCPrivate *gc_private;
|
|
HDC hdc;
|
|
int i;
|
|
|
|
g_return_if_fail (drawable != NULL);
|
|
g_return_if_fail ((points != NULL) && (npoints > 0));
|
|
g_return_if_fail (gc != NULL);
|
|
|
|
drawable_private = (GdkWindowPrivate*) drawable;
|
|
if (drawable_private->destroyed)
|
|
return;
|
|
gc_private = (GdkGCPrivate*) gc;
|
|
|
|
hdc = gdk_gc_predraw (drawable_private, gc_private);
|
|
|
|
GDK_NOTE (MISC, g_print ("gdk_draw_points: %#x destdc: (%d) %#x "
|
|
"npoints: %d\n",
|
|
drawable_private->xwindow, gc_private, hdc,
|
|
npoints));
|
|
|
|
for (i = 0; i < npoints; i++)
|
|
{
|
|
if (!MoveToEx (hdc, points[i].x, points[i].y, NULL))
|
|
g_warning ("gdk_draw_points: MoveToEx failed");
|
|
if (!LineTo (hdc, points[i].x + 1, points[i].y))
|
|
g_warning ("gdk_draw_points: LineTo failed");
|
|
}
|
|
gdk_gc_postdraw (drawable_private, gc_private);
|
|
}
|
|
|
|
void
|
|
gdk_draw_segments (GdkDrawable *drawable,
|
|
GdkGC *gc,
|
|
GdkSegment *segs,
|
|
gint nsegs)
|
|
{
|
|
GdkWindowPrivate *drawable_private;
|
|
GdkGCPrivate *gc_private;
|
|
HDC hdc;
|
|
int i;
|
|
|
|
if (nsegs <= 0)
|
|
return;
|
|
|
|
g_return_if_fail (drawable != NULL);
|
|
g_return_if_fail (segs != NULL);
|
|
g_return_if_fail (gc != NULL);
|
|
|
|
drawable_private = (GdkWindowPrivate*) drawable;
|
|
if (drawable_private->destroyed)
|
|
return;
|
|
gc_private = (GdkGCPrivate*) gc;
|
|
|
|
hdc = gdk_gc_predraw (drawable_private, gc_private);
|
|
|
|
for (i = 0; i < nsegs; i++)
|
|
{
|
|
if (!MoveToEx (hdc, segs[i].x1, segs[i].y1, NULL))
|
|
g_warning ("gdk_draw_segments: MoveToEx failed");
|
|
if (!LineTo (hdc, segs[i].x2, segs[i].y2))
|
|
g_warning ("gdk_draw_segments: LineTo #1 failed");
|
|
|
|
/* Draw end pixel */
|
|
if (gc_private->pen_width == 1)
|
|
if (!LineTo (hdc, segs[i].x2 + 1, segs[i].y2))
|
|
g_warning ("gdk_draw_segments: LineTo #2 failed");
|
|
}
|
|
gdk_gc_postdraw (drawable_private, gc_private);
|
|
}
|
|
|
|
void
|
|
gdk_draw_lines (GdkDrawable *drawable,
|
|
GdkGC *gc,
|
|
GdkPoint *points,
|
|
gint npoints)
|
|
{
|
|
GdkWindowPrivate *drawable_private;
|
|
GdkGCPrivate *gc_private;
|
|
HDC hdc;
|
|
POINT *pts;
|
|
int i;
|
|
|
|
if (npoints < 2)
|
|
return;
|
|
|
|
g_return_if_fail (drawable != NULL);
|
|
g_return_if_fail (points != NULL);
|
|
g_return_if_fail (gc != NULL);
|
|
|
|
drawable_private = (GdkWindowPrivate*) drawable;
|
|
gc_private = (GdkGCPrivate*) gc;
|
|
|
|
hdc = gdk_gc_predraw (drawable_private, gc_private);
|
|
#if 1
|
|
pts = g_malloc (npoints * sizeof (POINT));
|
|
|
|
for (i = 0; i < npoints; i++)
|
|
{
|
|
pts[i].x = points[i].x;
|
|
pts[i].y = points[i].y;
|
|
}
|
|
|
|
if (!Polyline (hdc, pts, npoints))
|
|
g_warning ("gdk_draw_lines: Polyline(,,%d) failed", npoints);
|
|
|
|
g_free (pts);
|
|
|
|
/* Draw end pixel */
|
|
if (gc_private->pen_width == 1)
|
|
{
|
|
MoveToEx (hdc, points[npoints-1].x, points[npoints-1].y, NULL);
|
|
if (!LineTo (hdc, points[npoints-1].x + 1, points[npoints-1].y))
|
|
g_warning ("gdk_draw_lines: LineTo failed");
|
|
}
|
|
#else
|
|
MoveToEx (hdc, points[0].x, points[0].y, NULL);
|
|
for (i = 1; i < npoints; i++)
|
|
if (!LineTo (hdc, points[i].x, points[i].y))
|
|
g_warning ("gdk_draw_lines: LineTo #1 failed");
|
|
|
|
/* Draw end pixel */
|
|
if (gc_private->pen_width == 1)
|
|
if (!LineTo (hdc, points[npoints-1].x + 1, points[npoints-1].y))
|
|
g_warning ("gdk_draw_lines: LineTo #2 failed");
|
|
#endif
|
|
gdk_gc_postdraw (drawable_private, gc_private);
|
|
}
|