/* Copy the set of values from one graphics context onto another graphics context. */
int
clip_GDK_GCCOPY(ClipMachine * cm)
{
C_object *cdst_gc = _fetch_co_arg(cm);
C_object *csrc_gc = _fetch_cobject(cm,_clip_spar(cm,2));
CHECKCOBJ(cdst_gc,GDK_IS_GC(cdst_gc));
CHECKARG2(2,MAP_t,NUMERIC_t); CHECKCOBJ(csrc_gc,GDK_IS_GC(csrc_gc));
gdk_gc_copy(GDK_GC(cdst_gc->object), GDK_GC(csrc_gc->object));
return 0;
err:
return 1;
}
/* Sets the clip mask for a graphics context from a rectangle.
* The clip mask is interpreted relative to the clip origin.
* (See gdk_gc_set_clip_origin()). */
int
clip_GDK_GCSETCLIPRECTANGLE(ClipMachine * cm)
{
C_object *cgc = _fetch_co_arg(cm);
gint16 x = _clip_parni(cm,2);
gint16 y = _clip_parni(cm,3);
guint16 width = _clip_parni(cm,4);
guint16 height = _clip_parni(cm,5);
double d;
GdkRectangle rect;
CHECKCOBJ(cgc,GDK_IS_GC(cgc)); CHECKARG2(2,MAP_t,NUMERIC_t);
CHECKOPT(3,NUMERIC_t); CHECKOPT(4,NUMERIC_t); CHECKOPT(5,NUMERIC_t);
if (_clip_parinfo(cm,2)==MAP_t)
{
ClipVar *cv = _clip_spar(cm,2);
_clip_mgetn(cm, cv, HASH_X, &d); rect.x = (gint16)d;
_clip_mgetn(cm, cv, HASH_Y, &d); rect.y = (gint16)d;
_clip_mgetn(cm, cv, HASH_WIDTH, &d); rect.width = (gint16)d;
_clip_mgetn(cm, cv, HASH_HEIGHT, &d); rect.height = (gint16)d;
}
else
{
rect.x = x; rect.y = y; rect.width = width; rect.height = height;
}
gdk_gc_set_clip_rectangle(GDK_GC(cgc->object), &rect);
return 0;
err:
return 1;
}
/* Sets the font for a graphics context.
* (Note that all text-drawing functions in GDK take a font argument;
* the value set here is used when that argument is NULL.) */
int
clip_GDK_GCSETFONT(ClipMachine * cm)
{
C_object *cgc = _fetch_co_arg(cm);
ClipVar *c;
GdkFont *font = 0; C_object *cfont;
CHECKCOBJ(cgc,GDK_IS_GC(cgc)); CHECKARG3(2,CHARACTER_t,MAP_t,NUMERIC_t);
switch ( _clip_parinfo(cm,2) )
{
case CHARACTER_t:
c = _clip_spar(cm,2);
font = gdk_font_load(c->s.str.buf);
break;
case MAP_t:
case NUMERIC_t:
cfont = _fetch_cobject(cm,_clip_spar(cm,2));
if (cfont)
{
font = (GdkFont*)cfont->object;
cfont->ref_count++;
}
break;
default:
break;
}
if (font)
{
gdk_gc_set_font(GDK_GC(cgc->object), font);
gdk_font_ref (font);
}
return 0;
err:
return 1;
}
CLIP_DLLEXPORT int
gdk_object_gc_destructor(ClipMachine *cm, C_object *cgc)
{
if (cgc && GDK_IS_GC(cgc) && cgc->ref_count>=0)
gdk_gc_unref(GDK_GC(cgc->object));
return 0;
}
/* Draws a line, using the foreground color and other attributes of the GdkGC. */
int
clip_GDK_DRAWLINE(ClipMachine * ClipMachineMemory)
{
C_widget *cwid = _fetch_cw_arg(ClipMachineMemory);
C_object *cgc = _fetch_cobject(ClipMachineMemory, _clip_spar(ClipMachineMemory, 2));
gint x1 = _clip_parni(ClipMachineMemory, 3);
gint y1 = _clip_parni(ClipMachineMemory, 4);
gint x2 = _clip_parni(ClipMachineMemory, 5);
gint y2 = _clip_parni(ClipMachineMemory, 6);
GdkDrawable *drw = NULL;
CHECKCWID(cwid, GTK_IS_WIDGET);
CHECKOPT2(2, NUMERIC_type_of_ClipVarType, MAP_type_of_ClipVarType);
CHECKCOBJ(cgc, GDK_IS_GC(cgc));
CHECKOPT(3, NUMERIC_type_of_ClipVarType);
CHECKOPT(4, NUMERIC_type_of_ClipVarType);
CHECKOPT(5, NUMERIC_type_of_ClipVarType);
CHECKOPT(6, NUMERIC_type_of_ClipVarType);
drw = cwid->widget->window;
if (GTK_IS_PIXMAP(cwid->widget))
drw = GTK_PIXMAP(cwid->widget)->pixmap;
gdk_draw_line(drw, GDK_GC(cgc->object), x1, y1, x2, y2);
return 0;
err:
return 1;
}
/* Note: A rectangle drawn filled is 1 pixel smaller in both dimensions
* than a rectangle outlined. Calling gdk_draw_rectangle (window, gc, TRUE, 0, 0, 20, 20)
* results in a filled rectangle 20 pixels wide and 20 pixels high. Calling
* gdk_draw_rectangle (window, gc, FALSE, 0, 0, 20, 20) results in an outlined
* rectangle with corners at (0, 0), (0, 20), (20, 20), and (20, 0), which makes
* it 21 pixels wide and 21 pixels high. */
int
clip_GDK_DRAWRECTANGLE(ClipMachine * ClipMachineMemory)
{
C_widget *cwid = _fetch_cw_arg(ClipMachineMemory);
C_object *cgc = _fetch_cobject(ClipMachineMemory, _clip_spar(ClipMachineMemory, 2));
gint filled = BOOL_OPTION(ClipMachineMemory, 3, TRUE);
gint x = _clip_parni(ClipMachineMemory, 4);
gint y = _clip_parni(ClipMachineMemory, 5);
gint width = _clip_parni(ClipMachineMemory, 6);
gint height = _clip_parni(ClipMachineMemory, 7);
GdkDrawable *drw = NULL;
CHECKCWID(cwid, GTK_IS_WIDGET);
CHECKOPT2(2, NUMERIC_type_of_ClipVarType, MAP_type_of_ClipVarType);
CHECKCOBJ(cgc, GDK_IS_GC(cgc));
CHECKOPT(3, LOGICAL_type_of_ClipVarType);
CHECKOPT(4, NUMERIC_type_of_ClipVarType);
CHECKOPT(5, NUMERIC_type_of_ClipVarType);
CHECKOPT(6, NUMERIC_type_of_ClipVarType);
CHECKOPT(7, NUMERIC_type_of_ClipVarType);
drw = cwid->widget->window;
if (GTK_IS_PIXMAP(cwid->widget))
drw = GTK_PIXMAP(cwid->widget)->pixmap;
gdk_draw_rectangle(drw, GDK_GC(cgc->object), filled, x, y, width, height);
return 0;
err:
return 1;
}
/* Determines how the current pixel values and the pixel values being
* drawn are combined to produce the final pixel values. */
int
clip_GDK_GCSETFUNCTION(ClipMachine * cm)
{
C_object *cgc = _fetch_co_arg(cm);
GdkFunction function = _clip_parni(cm,2);
CHECKCOBJ(cgc,GDK_IS_GC(cgc)); CHECKOPT(2,NUMERIC_t);
gdk_gc_set_function(GDK_GC(cgc->object), function);
return 0;
err:
return 1;
}
/* Increase the reference count on a graphics context. */
int
clip_GDK_GCREF(ClipMachine * cm)
{
C_object *cgc = _fetch_co_arg(cm);
CHECKCOBJ(cgc,GDK_IS_GC(cgc));
gdk_gc_ref(GDK_GC(cgc->object));
cgc->ref_count++;
return 0;
err:
return 1;
}
/* Set the fill mode for a graphics context. */
int
clip_GDK_GCSETFILL(ClipMachine * cm)
{
C_object *cgc = _fetch_co_arg(cm);
GdkFill fill = _clip_parni(cm,2);
CHECKCOBJ(cgc,GDK_IS_GC(cgc)); CHECKOPT(2,NUMERIC_t);
gdk_gc_set_fill(GDK_GC(cgc->object), fill);
return 0;
err:
return 1;
}
/* Sets the clip mask for a graphics context from a bitmap.
* The clip mask is interpreted relative to the clip origin.
* (See gdk_gc_set_clip_origin()). */
int
clip_GDK_GCSETCLIPMASK(ClipMachine * cm)
{
C_object *cgc = _fetch_co_arg(cm);
C_widget *cxpm = _fetch_cwidget(cm,_clip_spar(cm,2));
CHECKCOBJ(cgc,GDK_IS_GC(cgc));
CHECKARG2(2,MAP_t,NUMERIC_t); CHECKCWID(cxpm,GTK_IS_PIXMAP);
gdk_gc_set_clip_mask(GDK_GC(cgc->object), GTK_PIXMAP(cxpm->widget)->pixmap);
return 0;
err:
return 1;
}
/* Sets the origin of the clip mask. The coordinates are interpreted relative to
* the upper-left corner of the destination drawable of the current operation. */
int
clip_GDK_GCSETCLIPORIGIN(ClipMachine * cm)
{
C_object *cgc = _fetch_co_arg(cm);
gint x = _clip_parni(cm,2);
gint y = _clip_parni(cm,3);
CHECKCOBJ(cgc,GDK_IS_GC(cgc)); CHECKOPT(2,NUMERIC_t); CHECKOPT(3,NUMERIC_t);
gdk_gc_set_clip_origin(GDK_GC(cgc->object), x, y);
return 0;
err:
return 1;
}
/* GDK_CLIP_BY_CHILDREN only draw onto the window itself.
GDK_INCLUDE_INFERIORS Draw onto the window and child windows. */
int
clip_GDK_GCSETSUBWINDOW(ClipMachine * cm)
{
C_object *cgc = _fetch_co_arg(cm);
GdkSubwindowMode mode = _clip_parni (cm, 2);
CHECKCOBJ(cgc,GDK_IS_GC(cgc)); CHECKARG(2,NUMERIC_t);
gdk_gc_set_subwindow(GDK_GC(cgc->object), mode);
return 0;
err:
return 1;
}
/* Sets whether copying non-visible portions of a drawable using this graphics
* context generate exposure events for the corresponding regions of the
* destination drawable. (See gdk_draw_pixmap()). */
int
clip_GDK_GCSETEXPOSURES(ClipMachine * cm)
{
C_object *cgc = _fetch_co_arg(cm);
gint exposures = _clip_parni (cm, 2);
CHECKCOBJ(cgc,GDK_IS_GC(cgc)); CHECKARG(2,NUMERIC_t);
gdk_gc_set_exposures(GDK_GC(cgc->object), exposures);
return 0;
err:
return 1;
}
/* Sets the foreground color for a graphics context. */
int
clip_GDK_GCSETFOREGROUND(ClipMachine * cm)
{
C_object *cgc = _fetch_co_arg(cm);
ClipVar *mcolor = _clip_spar ( cm, 2);
GdkColor color;
CHECKCOBJ(cgc,GDK_IS_GC(cgc)); CHECKARG(2,MAP_t);
_map_colors_to_gdk(cm, mcolor, &color);
gdk_gc_set_foreground(GDK_GC(cgc->object), &color);
return 0;
err:
return 1;
}
/* Sets the clip mask for a graphics context from a region structure.
* The clip mask is interpreted relative to the clip origin.
* (See gdk_gc_set_clip_origin()). */
int
clip_GDK_GCSETCLIPREGION(ClipMachine * cm)
{
C_object *cgc = _fetch_co_arg(cm);
C_object *creg = _fetch_cobject(cm,_clip_spar(cm,2));
CHECKCOBJ(cgc,GDK_IS_GC(cgc));
CHECKARG2(2,MAP_t,NUMERIC_t); CHECKCOBJ(creg,GDK_IS_REGION(creg));
gdk_gc_set_clip_region(GDK_GC(cgc->object), (GdkRegion*)(creg->object));
return 0;
err:
return 1;
}
GdkPixmap *make_pixmap(GtkScrollbox *self, gchar *value)
{
GdkWindow *rootwin;
PangoLayout *pl;
gint width, height, middle;
GdkPixmap *pixmap;
GtkRequisition widgsize = {0, };
GtkWidget *widget = (GtkWidget *)self;
/* If we can't draw yet, don't do anything to avoid screwing things */
if (!GDK_IS_GC(widget->style->bg_gc[0]))
return NULL;
rootwin = gtk_widget_get_root_window(widget);
pl = gtk_widget_create_pango_layout(widget, NULL);
pango_layout_set_markup(pl, value, -1);
pango_layout_get_pixel_size(pl, &width, &height);
pixmap = gdk_pixmap_new(GDK_DRAWABLE(rootwin), width, height, -1);
gdk_draw_rectangle(GDK_DRAWABLE(pixmap),
widget->style->bg_gc[0],
TRUE, 0, 0, width, height);
gdk_draw_layout(GDK_DRAWABLE(pixmap), widget->style->fg_gc[0], 0, 0, pl);
g_object_unref(pl);
gtk_widget_size_request(widget, &widgsize);
if (width <= widgsize.width)
width = widgsize.width;
if (height <= widgsize.height)
height = widgsize.height;
else
self->draw_maxoffset = -height;
if (width != widgsize.width || height != widgsize.height)
gtk_widget_set_size_request(widget, width, height);
middle = width / 2;
if (self->draw_maxmiddle < middle)
self->draw_maxmiddle = middle;
return pixmap;
}
/* Decrease the reference count on a graphics context. If the resulting
* reference count is zero, the graphics context will be destroyed. */
int
clip_GDK_GCUNREF(ClipMachine * cm)
{
C_object *cgc = _fetch_co_arg(cm);
CHECKCOBJ(cgc,GDK_IS_GC(cgc));
cgc->ref_count--;
if (cgc->ref_count > 0)
gdk_gc_unref(GDK_GC(cgc->object));
else
destroy_c_object(cgc);
// gdk_gc_unref(GDK_GC(cgc->object));
return 0;
err:
return 1;
}
/* Sets the way dashed-lines are drawn. Lines will be drawn with alternating
* on and off segments of the lengths specified in dash_list. The manner in
* which the on and off segments are drawn is determined by the line_style
* value of the GC. (This can be changed with gdk_gc_set_line_attributes) */
int
clip_GDK_GCSETDASHES(ClipMachine * cm)
{
C_object *cgc = _fetch_co_arg(cm);
gint dash_offset = _clip_parni (cm, 2);
gchar *dash_list = _clip_parc (cm, 3);
gint n = _clip_parni (cm, 4);
CHECKCOBJ(cgc,GDK_IS_GC(cgc));
CHECKOPT(2,NUMERIC_t); CHECKARG(3,CHARACTER_t); CHECKOPT(4,NUMERIC_t);
if (_clip_parinfo(cm,4)==UNDEF_t) n = strlen(dash_list);
gdk_gc_set_dashes(GDK_GC(cgc->object), dash_offset,(gint8 *)dash_list,n);
return 0;
err:
return 1;
}
/* Sets various attributes of how lines are drawn. See the corresponding
* members of GdkGCValues for full explanations of the arguments. */
int
clip_GDK_GCSETLINEATTRIBUTES(ClipMachine * cm)
{
C_object *cgc = _fetch_co_arg(cm);
gint line_width = INT_OPTION (cm, 2, 0);
GdkLineStyle line_style = _clip_parni (cm, 3);
GdkCapStyle cap_style = _clip_parni (cm, 4);
GdkJoinStyle join_style = _clip_parni (cm, 5);
CHECKCOBJ(cgc,GDK_IS_GC(cgc));
CHECKOPT(2,NUMERIC_t); CHECKOPT(3,NUMERIC_t);
CHECKOPT(4,NUMERIC_t); CHECKOPT(5,NUMERIC_t);
gdk_gc_set_line_attributes(GDK_GC(cgc->object),
line_width, line_style, cap_style, join_style);
return 0;
err:
return 1;
}
/* Alena */
int
clip_GDK_DRAWPIXMAP(ClipMachine * ClipMachineMemory)
{
C_widget *cwid = _fetch_cw_arg(ClipMachineMemory);
C_object *cgc = _fetch_cobject(ClipMachineMemory, _clip_spar(ClipMachineMemory, 2));
C_widget *cpix = _fetch_cwidget(ClipMachineMemory, _clip_spar(ClipMachineMemory, 3));
gint xsrc = _clip_parni(ClipMachineMemory, 4);
gint ysrc = _clip_parni(ClipMachineMemory, 5);
gint xdest = _clip_parni(ClipMachineMemory, 6);
gint ydest = _clip_parni(ClipMachineMemory, 7);
gint width = _clip_parni(ClipMachineMemory, 8);
gint height = _clip_parni(ClipMachineMemory, 9);
GdkDrawable *drw = NULL;
CHECKARG2(1, NUMERIC_type_of_ClipVarType, MAP_type_of_ClipVarType);
CHECKCWID(cwid, GTK_IS_WIDGET);
CHECKARG2(2, NUMERIC_type_of_ClipVarType, MAP_type_of_ClipVarType);
CHECKCOBJ(cgc, GDK_IS_GC(cgc));
CHECKARG2(3, NUMERIC_type_of_ClipVarType, MAP_type_of_ClipVarType);
CHECKCWID(cpix, GTK_IS_WIDGET);
CHECKARG(4, NUMERIC_type_of_ClipVarType);
CHECKARG(5, NUMERIC_type_of_ClipVarType);
CHECKARG(6, NUMERIC_type_of_ClipVarType);
CHECKARG(7, NUMERIC_type_of_ClipVarType);
CHECKARG(8, NUMERIC_type_of_ClipVarType);
CHECKARG(9, NUMERIC_type_of_ClipVarType);
drw = cwid->widget->window;
if (GTK_IS_PIXMAP(cwid->widget))
drw = GTK_PIXMAP(cwid->widget)->pixmap;
gdk_draw_pixmap(drw, GDK_GC(cgc->object), GTK_PIXMAP(cpix->widget)->pixmap, xsrc, ysrc, xdest, ydest, width, height);
return 0;
err:
return 1;
}
/* Draws a number of characters in the given font or fontset. */
int
clip_GDK_DRAWTEXT(ClipMachine * ClipMachineMemory)
{
C_widget *cwid = _fetch_cw_arg(ClipMachineMemory);
C_object *cgc = _fetch_cobject(ClipMachineMemory, _clip_spar(ClipMachineMemory, 2));
C_object *font = _fetch_cobject(ClipMachineMemory, _clip_spar(ClipMachineMemory, 3));
gint x = _clip_parni(ClipMachineMemory, 4);
gint y = _clip_parni(ClipMachineMemory, 5);
gchar *text = _clip_parc(ClipMachineMemory, 6);
gint length = _clip_parni(ClipMachineMemory, 7);
GdkDrawable *drw = NULL;
CHECKCWID(cwid, GTK_IS_WIDGET);
CHECKOPT2(2, NUMERIC_type_of_ClipVarType, MAP_type_of_ClipVarType);
CHECKCOBJ(cgc, GDK_IS_GC(cgc));
CHECKOPT2(3, NUMERIC_type_of_ClipVarType, MAP_type_of_ClipVarType);
CHECKCOBJ(cgc, GDK_IS_FONT(font));
CHECKOPT(4, NUMERIC_type_of_ClipVarType);
CHECKOPT(5, NUMERIC_type_of_ClipVarType);
CHECKOPT(6, CHARACTER_type_of_ClipVarType);
CHECKOPT(7, NUMERIC_type_of_ClipVarType);
drw = cwid->widget->window;
if (GTK_IS_PIXMAP(cwid->widget))
drw = GTK_PIXMAP(cwid->widget)->pixmap;
LOCALE_TO_UTF(text);
gdk_draw_text(drw, GDK_FONT(font->object), GDK_GC(cgc->object), x, y, text, length);
FREE_TEXT(text);
return 0;
err:
return 1;
}
/* Retrieves the current values from a graphics context. */
int
clip_GDK_GCGETVALUES(ClipMachine * cm)
{
C_object *cgc = _fetch_co_arg(cm);
ClipVar *ret = RETPTR(cm);
GdkGCValues gcv;
C_object *cfont;
ClipVar *c = NEW(ClipVar);
C_widget *cw;
CHECKCOBJ(cgc,GDK_IS_GC(cgc));
gdk_gc_get_values(GDK_GC(cgc->object), &gcv);
memset(ret,0,sizeof(*ret)); _clip_map(cm,ret);
memset(c,0,sizeof(*c));
/* the foreground color. */
_clip_map(cm, c); _gdk_color_to_map(cm, gcv.foreground, c);
_clip_madd(cm, ret, HASH_FOREGROUND, c);
/* the background color. */
_clip_map(cm, c); _gdk_color_to_map(cm, gcv.background, c);
_clip_madd(cm, ret, HASH_BACKGROUND, c);
_clip_destroy(cm,c); free(c);
/* the default font */
cfont = _get_cobject(cm,gcv.font,GDK_OBJECT_FONT,
(coDestructor)gdk_object_font_destructor);
if (cfont) _clip_madd(cm, ret, HASH_FONT, &cfont->obj);
/* the bitwise operation used when drawing. */
_clip_mputn(cm,ret,HASH_FUNCTION,gcv.function);
/* the fill style. */
_clip_mputn(cm,ret,HASH_FILL,gcv.fill);
/* the tile pixmap. */
if (gcv.tile)
{
cw = _list_get_cwidget_by_data(cm,gcv.tile);
if (!cw)
{
GtkWidget *wxpm = gtk_pixmap_new(gcv.tile,NULL);
cw = _register_widget(cm,wxpm,NULL);
}
if (cw) _clip_madd( cm, ret, HASH_TILE, &cw->obj);
}
/* the stipple pixmap. */
if (gcv.stipple)
{
cw = _list_get_cwidget_by_data(cm,gcv.stipple);
if (!cw)
{
GtkWidget *wxpm = gtk_pixmap_new(gcv.stipple,NULL);
cw = _register_widget(cm,wxpm,NULL);
}
if (cw) _clip_madd( cm, ret, HASH_STIPPLE, &cw->obj);
}
/* the clip mask bitmap. */
if (gcv.clip_mask)
{
cw = _list_get_cwidget_by_data(cm,gcv.clip_mask);
if (!cw)
{
GtkWidget *wxpm = gtk_pixmap_new(gcv.clip_mask,NULL);
cw = _register_widget(cm,wxpm,NULL);
}
if (cw) _clip_madd( cm, ret, HASH_CLIPMASK, &cw->obj);
}
/* the subwindow mode. */
_clip_mputn(cm,ret,HASH_SUBWINDOWMODE,gcv.subwindow_mode);
/* the x origin of the tile or stipple. */
_clip_mputn(cm,ret,HASH_TSXORIGIN,gcv.ts_x_origin);
/* the y origin of the tile or stipple. */
_clip_mputn(cm,ret,HASH_TSYORIGIN,gcv.ts_y_origin);
/* the x origin of the clip mask. */
_clip_mputn(cm,ret,HASH_CLIPXORIGIN,gcv.clip_x_origin);
/* the y origin of the clip mask. */
_clip_mputn(cm,ret,HASH_CLIPYORIGIN,gcv.clip_y_origin);
/* whether graphics exposures are enabled. */
_clip_mputn(cm,ret,HASH_GRAPHICSEXPOSURES,gcv.graphics_exposures);
/* the line width */
_clip_mputn(cm,ret,HASH_LINEWIDTH,gcv.line_width);
/* the way dashed lines are drawn */
_clip_mputn(cm,ret,HASH_LINESTYLE,gcv.line_style);
/* the way the ends of lines are drawn */
_clip_mputn(cm,ret,HASH_CAPSTYLE,gcv.cap_style);
/* the way joins between lines are drawn */
_clip_mputn(cm,ret,HASH_JOINSTYLE,gcv.join_style);
return 0;
err:
return 1;
}
