scx/c/xlib/pixmap.c

100 lines
3.2 KiB
C

#include "xlib.h"
#include "scheme48.h"
s48_value scx_Free_Pixmap (s48_value Xdisplay, s48_value Xpixmap){
XFreePixmap (SCX_EXTRACT_DISPLAY(Xdisplay), SCX_EXTRACT_PIXMAP(Xpixmap));
return S48_UNSPECIFIC;
}
s48_value scx_Create_Pixmap (s48_value Xdisplay, s48_value Xdrawable, s48_value w,
s48_value h, s48_value depth){
Pixmap pm = XCreatePixmap (SCX_EXTRACT_DISPLAY(Xdisplay),
SCX_EXTRACT_DRAWABLE(Xdrawable),
(int)s48_extract_integer (w),
(int)s48_extract_integer (h),
(int)s48_extract_integer (depth));
return SCX_ENTER_PIXMAP(pm);
}
s48_value scx_Create_Bitmap_From_Data (s48_value Xdisplay, s48_value Xdrawable,
s48_value data, s48_value w, s48_value h){
Pixmap pm = XCreateBitmapFromData (SCX_EXTRACT_DISPLAY(Xdisplay),
SCX_EXTRACT_DRAWABLE(Xdrawable),
s48_extract_string(data),
s48_extract_integer(w),
s48_extract_integer(h));
return SCX_ENTER_PIXMAP(pm);
}
s48_value scx_Create_Pixmap_From_Bitmap_Data (s48_value Xdisplay,
s48_value Xdrawable, s48_value data,
s48_value w,s48_value h, s48_value f,
s48_value b, s48_value d){
Pixmap pm = XCreatePixmapFromBitmapData (SCX_EXTRACT_DISPLAY(Xdisplay),
SCX_EXTRACT_DRAWABLE(Xdrawable),
s48_extract_string(data),
(int)s48_extract_integer(w),
(int)s48_extract_integer(h),
s48_extract_integer(f),
s48_extract_integer(b),
(int)s48_extract_integer(d));
return SCX_ENTER_PIXMAP(pm);
}
s48_value scx_Read_Bitmap_File (s48_value Xdisplay, s48_value Xdrawable,
s48_value file){
unsigned width, height;
int res, xhot, yhot;
Pixmap bitmap;
s48_value ret = S48_FALSE;
S48_DECLARE_GC_PROTECT(1);
// Not used: Disable_Interrupts;
res = XReadBitmapFile (SCX_EXTRACT_DISPLAY(Xdisplay),
SCX_EXTRACT_DRAWABLE(Xdrawable),
s48_extract_string(file), &width, &height, &bitmap,
&xhot, &yhot);
// Not used: Enable_Interrupts;
if (res != BitmapSuccess){
return Bit_To_Symbol ((unsigned long)ret, Bitmapstatus_Syms);
}
S48_GC_PROTECT_1 (ret);
ret = s48_cons (s48_enter_integer(yhot), S48_NULL);
ret = s48_cons (s48_enter_integer(xhot), ret);
ret = s48_cons (s48_enter_integer(height), ret);
ret = s48_cons (s48_enter_integer(width), ret);
ret = s48_cons (SCX_ENTER_PIXMAP(bitmap), ret);
S48_GC_UNPROTECT();
return ret;
}
s48_value scx_Write_Bitmap_File (s48_value Xdisplay, s48_value file,
s48_value Xbitmap, s48_value w, s48_value h,
s48_value x, s48_value y){
int ret;
// Not used: Disable_Interrupts;
ret = XWriteBitmapFile (SCX_EXTRACT_DISPLAY(Xdisplay),
s48_extract_string(file),
SCX_EXTRACT_PIXMAP(Xbitmap),
(int)s48_extract_integer(w),
(int)s48_extract_integer(h),
(int)s48_extract_integer(x),
(int)s48_extract_integer(y));
// Enable_Interrupts;
return Bit_To_Symbol ((unsigned long)ret, Bitmapstatus_Syms);
}
void scx_init_pixmap(void) {
S48_EXPORT_FUNCTION(scx_Free_Pixmap);
S48_EXPORT_FUNCTION(scx_Create_Pixmap);
S48_EXPORT_FUNCTION(scx_Create_Bitmap_From_Data);
S48_EXPORT_FUNCTION(scx_Create_Pixmap_From_Bitmap_Data);
S48_EXPORT_FUNCTION(scx_Read_Bitmap_File);
S48_EXPORT_FUNCTION(scx_Write_Bitmap_File);
}