1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
|
-----------------------------------------------------------------------
-- GtkAda - Ada95 binding for the Gimp Toolkit --
-- --
-- Copyright (C) 2000 --
-- Emmanuel Briot, Joel Brobecker and Arnaud Charlet --
-- --
-- This library is free software; you can redistribute it and/or --
-- modify it under the terms of the GNU 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 --
-- General Public License for more details. --
-- --
-- You should have received a copy of the GNU 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. --
-- --
-----------------------------------------------------------------------
with Gdk.Pixbuf;
with Gtk.Drawing_Area;
package Power_GNU is
--------------------------
-- The type below is a special drawing area that displays the
-- associated image in it automatically, and destroys the image
-- when the widget is destroyed.
---------------------------
type Image_Drawing_Record is new Gtk.Drawing_Area.Gtk_Drawing_Area_Record
with private;
type Image_Drawing is access all Image_Drawing_Record'Class;
-- A special type of drawing area that can be associated with
-- an image.
procedure Gtk_New
(Draw : out Image_Drawing);
-- Create a new Image
procedure Initialize
(Draw : access Image_Drawing_Record'Class);
procedure Set_Image
(Draw : Image_Drawing;
Image : String);
-- Set the current image to display in Draw
-- Image is the file name of the image
-- The image will be resized to the current size of Draw
private
type Image_Drawing_Record is new Gtk.Drawing_Area.Gtk_Drawing_Area_Record
with record
Orig : Gdk.Pixbuf.Gdk_Pixbuf; -- The image loaded from disk
Pix : Gdk.Pixbuf.Gdk_Pixbuf; -- The currently displayed (scaled) image
end record;
end Power_GNU;
|
