Mercurial > hg > digilib-old
comparison servlet/src/main/java/digilib/io/ImageInput.java @ 892:ba1eb2d821a2 mvnify
rearrange sources to maven directory standard
author | robcast |
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date | Tue, 19 Apr 2011 18:44:25 +0200 |
parents | servlet/src/digilib/io/ImageInput.java@a630d0303cce |
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891:6584af320296 | 892:ba1eb2d821a2 |
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1 /* ImageInput-- digilib image input interface. | |
2 | |
3 Digital Image Library servlet components | |
4 | |
5 Copyright (C) 2010 Robert Casties (robcast@mail.berlios.de) | |
6 | |
7 This program is free software; you can redistribute it and/or modify it | |
8 under the terms of the GNU General Public License as published by the | |
9 Free Software Foundation; either version 2 of the License, or (at your | |
10 option) any later version. | |
11 | |
12 Please read license.txt for the full details. A copy of the GPL | |
13 may be found at http://www.gnu.org/copyleft/lgpl.html | |
14 | |
15 You should have received a copy of the GNU General Public License | |
16 along with this program; if not, write to the Free Software | |
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
18 | |
19 * Created on 20.12.2010 | |
20 */ | |
21 | |
22 package digilib.io; | |
23 | |
24 import java.io.File; | |
25 import java.io.InputStream; | |
26 | |
27 import javax.imageio.stream.ImageInputStream; | |
28 | |
29 import digilib.util.ImageSize; | |
30 | |
31 public abstract class ImageInput { | |
32 | |
33 // mime file type | |
34 protected String mimetype = null; | |
35 // image size in pixels | |
36 protected ImageSize pixelSize = null; | |
37 protected ImageSet parent = null; | |
38 | |
39 /** | |
40 * @return ImageSize | |
41 */ | |
42 public ImageSize getSize() { | |
43 return pixelSize; | |
44 } | |
45 | |
46 /** | |
47 * Sets the imageSize. | |
48 * @param imageSize The imageSize to set | |
49 */ | |
50 public void setSize(ImageSize imageSize) { | |
51 this.pixelSize = imageSize; | |
52 } | |
53 | |
54 /** returns if mimetype has been set. | |
55 * | |
56 * @return String | |
57 */ | |
58 public boolean hasMimetype() { | |
59 return (mimetype != null); | |
60 } | |
61 | |
62 /** | |
63 * @return String | |
64 */ | |
65 public String getMimetype() { | |
66 return mimetype; | |
67 } | |
68 | |
69 /** | |
70 * Sets the mimetype. | |
71 * @param mimetype The mimetype to set | |
72 */ | |
73 public void setMimetype(String filetype) { | |
74 this.mimetype = filetype; | |
75 } | |
76 | |
77 /** returns if this image has been checked | |
78 * (i.e. has size and mimetype) | |
79 * TODO: deprecated | |
80 * @return boolean | |
81 */ | |
82 public boolean isChecked() { | |
83 return (pixelSize != null); | |
84 } | |
85 | |
86 /** Returns the aspect ratio of the image (width/height). | |
87 * | |
88 * @return | |
89 */ | |
90 public float getAspect() { | |
91 return (pixelSize != null) ? pixelSize.getAspect() : 0f; | |
92 } | |
93 | |
94 /** | |
95 * @return ImageSet | |
96 */ | |
97 public ImageSet getParent() { | |
98 return parent; | |
99 } | |
100 | |
101 /** | |
102 * Sets the parent. | |
103 * @param parent The parent to set | |
104 */ | |
105 public void setParent(ImageSet parent) { | |
106 this.parent = parent; | |
107 } | |
108 | |
109 /** Returns if the input can be returned as ImageInputStream. | |
110 * | |
111 * @return | |
112 */ | |
113 public boolean hasImageInputStream() { | |
114 return false; | |
115 } | |
116 | |
117 /** Returns the input as ImageInputStream (if available) | |
118 * | |
119 * @return | |
120 */ | |
121 public ImageInputStream getImageInputStream() { | |
122 return null; | |
123 } | |
124 | |
125 /** Returns if the input can be returned as InputStream. | |
126 * | |
127 * @return | |
128 */ | |
129 public boolean hasInputStream() { | |
130 return false; | |
131 } | |
132 | |
133 /** Returns the input as InputStream (if available) | |
134 * | |
135 * @return | |
136 */ | |
137 public InputStream getInputStream() { | |
138 return null; | |
139 } | |
140 | |
141 /** Returns if the input can be returned as File. | |
142 * | |
143 * @return | |
144 */ | |
145 public boolean hasFile() { | |
146 return false; | |
147 } | |
148 | |
149 /** Returns the input as File (if available) | |
150 * | |
151 * @return | |
152 */ | |
153 public File getFile() { | |
154 return null; | |
155 } | |
156 | |
157 | |
158 | |
159 } |