GooCanvasSourceval canvas :
?border_width:int ->
?width:int ->
?height:int ->
?packing:(GObj.widget -> unit) ->
?show:bool ->
unit ->
canvasval text :
?text:string ->
?x:float ->
?y:float ->
?width:float ->
?props:GtkGooCanvas.text_p list ->
'a item ->
textval rect :
?x:float ->
?y:float ->
?width:float ->
?height:float ->
?props:GtkGooCanvas.rect_p list ->
'a item ->
rectval widget :
?x:float ->
?y:float ->
?width:float ->
?height:float ->
?props:GtkGooCanvas.widget_p list ->
Gtk.widget Gtk.obj ->
'a item ->
widgetval image :
?x:float ->
?y:float ->
?pixbuf:GdkPixbuf.pixbuf ->
?props:GtkGooCanvas.image_p list ->
'a item ->
imageval polyline :
?close_path:bool ->
?points:(float * float) list ->
?props:GtkGooCanvas.polyline_p list ->
'a item ->
polylineval polyline_line :
x1:float ->
y1:float ->
x2:float ->
y2:float ->
?props:GtkGooCanvas.polyline_p list ->
'a item ->
polyline