src/fltk-devices-surfaces-image.ads


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
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96


with

    FLTK.Images.RGB,
    FLTK.Images.Shared,
    FLTK.Widgets.Groups.Windows;


package FLTK.Devices.Surfaces.Image is


    type Image_Surface is new Surface_Device with private;

    type Image_Surface_Reference (Data : not null access Image_Surface'Class) is
        limited null record with Implicit_Dereference => Data;


    package Forge is

        function Create
               (W, H    : in Integer;
                Highres : in Boolean := False)
            return Image_Surface;

    end Forge;


    function Is_Highres
           (This : in Image_Surface)
        return Boolean;


    procedure Draw_Widget
           (This               : in out Image_Surface;
            Item               : in     FLTK.Widgets.Widget'Class;
            Offset_X, Offset_Y : in     Integer := 0);

    procedure Draw_Decorated_Window
           (This               : in out Image_Surface;
            Item               : in     FLTK.Widgets.Groups.Windows.Window'Class;
            Offset_X, Offset_Y : in     Integer := 0);


    function Get_Image
           (This : in Image_Surface)
        return FLTK.Images.RGB.RGB_Image;

    function Get_Highres_Image
           (This : in Image_Surface)
        return FLTK.Images.Shared.Shared_Image;


    procedure Set_Current
           (This : in out Image_Surface);


private


    type Image_Surface is new Surface_Device with record
        High : Boolean := False;
    end record;

    overriding procedure Finalize
           (This : in out Image_Surface);


    pragma Inline (Is_Highres);


    pragma Inline (Draw_Widget);
    pragma Inline (Draw_Decorated_Window);


    pragma Inline (Get_Image);
    pragma Inline (Get_Highres_Image);


    pragma Inline (Set_Current);


end FLTK.Devices.Surfaces.Image;