blob: f5befce69421daf6071e65dd0dcd8e74db0f214c (
plain)
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
97
98
99
100
|
{
fpGUI - Free Pascal GUI Library
fpGFX - Main unit for the core drawing engine of fpGUI
Copyright (C) 2000 - 2006 See the file AUTHORS.txt, included in this
distribution, for details of the copyright.
See the file COPYING.modifiedLGPL, included in this distribution,
for details about redistributing fpGUI.
This program 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.
}
unit fpgfx;
{$ifdef fpc}
{$mode objfpc}{$H+}
{$endif}
interface
uses
Classes, SysUtils,
gfxinterface;
type
{ TFFont }
TFFont = class(TDefFont)
end;
{ TFCanvas }
TFCanvas = class(TDefCanvas)
end;
{ TFBitmap }
TFBitmap = class(TDefBitmap)
end;
{ TFScreen }
TFScreen = class(TDefScreen)
end;
{ TFWindow }
TFWindow = class(TDefWindow)
end;
{ TFApplication }
TFApplication = class(TDefApplication)
public
// procedure CreateForm(InstanceClass: TComponentClass; var Reference);
end;
{ Using the singleton pattern to hide instance variables and
only instantiate them when they are referred to for the first time. }
function GFScreen: TFScreen;
function GFApplication: TFApplication;
implementation
var
uScreen: TFScreen;
uApplication: TFApplication;
function GFScreen: TFScreen;
begin
if uScreen = nil then
uScreen := TFScreen.Create;
result := uScreen;
end;
function GFApplication: TFApplication;
begin
if uApplication = nil then
uApplication := TFApplication.Create;
result := uApplication;
end;
initialization
uScreen := nil;
uApplication := nil;
finalization
uApplication.Free;
uScreen.Free;
end.
|
