b311480e |
1 | -- Created on: 1996-03-11 |
2 | -- Created by: PLOTNIKOV Eugeny <eugeny@maniax> |
3 | -- Copyright (c) 1996-1999 Matra Datavision |
4 | -- Copyright (c) 1999-2012 OPEN CASCADE SAS |
5 | -- |
6 | -- The content of this file is subject to the Open CASCADE Technology Public |
7 | -- License Version 6.5 (the "License"). You may not use the content of this file |
8 | -- except in compliance with the License. Please obtain a copy of the License |
9 | -- at http://www.opencascade.org and read it completely before using this file. |
10 | -- |
11 | -- The Initial Developer of the Original Code is Open CASCADE S.A.S., having its |
12 | -- main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France. |
13 | -- |
14 | -- The Original Code and all software distributed under the License is |
15 | -- distributed on an "AS IS" basis, without warranty of any kind, and the |
16 | -- Initial Developer hereby disclaims all such warranties, including without |
17 | -- limitation, any warranties of merchantability, fitness for a particular |
18 | -- purpose or non-infringement. Please see the License for the specific terms |
19 | -- and conditions governing the rights and limitations under the License. |
20 | |
7fd59977 |
21 | -- Modifications: PLOTNIKOV Eugeny at July 1998 (BUC60286) |
7fd59977 |
22 | |
23 | |
24 | class ImageManager from WNT inherits TShared from MMgt |
25 | |
26 | ---Purpose: This class defines image management |
27 | |
28 | uses |
29 | |
30 | Handle from Aspect, |
31 | Window from WNT, |
32 | SequenceOfImage from WNT, |
33 | TypeOfImage from WNT, |
34 | Image from WNT, |
35 | WindowPtr from WNT |
36 | |
37 | is |
38 | |
39 | Create ( aWindow : WindowPtr from WNT ) |
40 | returns mutable ImageManager from WNT; |
41 | ---Purpose: Creates a class instance |
42 | |
43 | Destroy ( me : mutable ) |
44 | is virtual; |
45 | ---Purpose: Deletes all resources associated with the class instance. |
46 | ---C++: alias ~ |
47 | |
48 | SetFormat ( me : mutable; aFormat : TypeOfImage from WNT = WNT_TOI_XWD ) |
49 | is static; |
50 | ---Purpose: Sets image format for output. |
51 | |
52 | Add ( me : mutable; anImage : Image from WNT ) |
53 | is static; |
54 | ---Purpose: Adds <anImage> to manager. |
55 | |
56 | Image ( me : mutable; anIndex : Integer from Standard ) |
57 | returns Image from WNT is static; |
58 | ---Purpose: returns Image stored at <anIndex>. |
59 | |
60 | Load ( me : mutable; aFileName : CString from Standard ) |
61 | returns Integer from Standard |
62 | is static; |
63 | ---Purpose: Loads image from file and returns its index in the |
64 | -- sequence. |
65 | -- Warning: Returns 0 if loading was failed. |
66 | |
67 | Save ( |
68 | me; |
69 | aFileName : CString from Standard; |
70 | aX, aY, aWidth, aHeight : Integer from Standard |
71 | ) |
72 | returns Boolean from Standard |
73 | is static; |
74 | ---Purpose: Stories image to the file according to <myFormat> |
75 | -- class field. Returns True on success, otherwise |
76 | -- returns False. |
77 | |
78 | SaveBuffer ( |
79 | me; |
80 | aFileName : CString from Standard; |
81 | aX, aY, aWidth, aHeight : Integer from Standard |
82 | ) |
83 | returns Boolean from Standard |
84 | is static; |
85 | ---Purpose: Stories contents of the double buffer window pixmap. |
86 | -- See "Save" method. |
87 | |
88 | Draw ( |
89 | me : mutable; |
90 | anIndex : Integer from Standard; |
91 | Xc, Yc : Integer from Standard; |
92 | aWidth : Integer from Standard; |
93 | aHeight : Integer from Standard; |
94 | anAngle : Real from Standard = 0.0 |
95 | ) |
96 | is static; |
97 | ---Purpose: Displays the image according to the DoubleBuffer state |
98 | -- of the associated window. |
99 | |
100 | Delete ( me : mutable; anIndex : Integer from Standard ) |
101 | is static; |
102 | ---Purpose: Deletes an image at index <anIndex>. |
103 | |
104 | Discard ( me : mutable; anIndex : Integer from Standard ) |
105 | is static; |
106 | ---Purpose: Places an image to the trash |
107 | |
108 | Scale ( |
109 | me : mutable; |
110 | anIndex : Integer from Standard; |
111 | aScaleX : Real from Standard; |
112 | aScaleY : Real from Standard; |
113 | aReplace : Boolean from Standard = Standard_False |
114 | ) returns Handle from Aspect is static; |
115 | ---Purpose: Scales the specified image. |
116 | |
117 | Size ( me ) returns Integer from Standard is static; |
118 | ---Purpose: Returns number of loaded images. |
119 | |
120 | ImageHandle ( |
121 | me : mutable; |
122 | anIndex : Integer from Standard |
123 | ) returns Handle from Aspect is static; |
124 | ---Purpose: Returns image handle. |
125 | |
126 | Dim ( |
127 | me : mutable; |
128 | anIndex : Integer from Standard; |
129 | aWidth, aHeight : out Integer from Standard |
130 | ) |
131 | is static; |
132 | ---Purpose: Returns image dimensions. |
133 | |
134 | HashCode ( |
135 | me : mutable; |
136 | anIndex : Integer from Standard |
137 | ) |
138 | returns Integer from Standard is redefined static; |
139 | ---Purpose: Returns image's hash code. |
140 | |
141 | Index ( |
142 | me : mutable; |
143 | aHashCode : Integer from Standard |
144 | ) |
145 | returns Integer from Standard is static; |
146 | ---Purpose: Returns image's index. |
147 | |
148 | StringHashCode ( |
149 | me : mutable; |
150 | aString : CString from Standard |
151 | ) |
152 | returns Integer from Standard is static; |
153 | ---Purpose: Returns hash code of the string. |
154 | |
155 | Open ( |
156 | me : mutable; |
157 | aDC : Handle from Aspect; |
158 | aWidth : Integer from Standard; |
159 | aHeight : Integer from Standard; |
160 | aHashCode : Integer from Standard |
161 | ) |
162 | returns Integer from Standard is static; |
163 | ---Purpose: Creates new empty image and returns its index |
164 | |
165 | fields |
166 | |
167 | myWindow : Address from Standard is protected; |
168 | myImages : SequenceOfImage from WNT is protected; |
169 | myTrash : SequenceOfImage from WNT is protected; |
170 | myFormat : TypeOfImage from WNT is protected; |
171 | myLastImage : Image from WNT is protected; |
172 | myLastIndex : Integer from Standard is protected; |
173 | |
174 | friends |
175 | |
7fd59977 |
176 | class Window from WNT |
177 | |
178 | end ImageManager; |