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1 /* ImageInput-- digilib image input interface.
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2
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3 Digital Image Library servlet components
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4
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5 Copyright (C) 2010 Robert Casties (robcast@mail.berlios.de)
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6
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7 This program is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 2 of the License, or (at your
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10 option) any later version.
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11
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12 Please read license.txt for the full details. A copy of the GPL
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13 may be found at http://www.gnu.org/copyleft/lgpl.html
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14
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15 You should have received a copy of the GNU General Public License
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16 along with this program; if not, write to the Free Software
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 * Created on 20.12.2010
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20 */
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21
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22 package digilib.io;
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23
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587
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24 import java.io.File;
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588
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25 import java.io.InputStream;
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587
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26
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27 import javax.imageio.stream.ImageInputStream;
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28
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29 import digilib.image.ImageSize;
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30
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568
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31 public abstract class ImageInput {
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32
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33 // mime file type
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34 protected String mimetype = null;
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35 // image size in pixels
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36 protected ImageSize pixelSize = null;
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588
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37 protected ImageSet parent = null;
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568
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38
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39 /**
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40 * @return ImageSize
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41 */
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568
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42 public ImageSize getSize() {
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43 return pixelSize;
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44 }
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45
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46 /**
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47 * Sets the imageSize.
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48 * @param imageSize The imageSize to set
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49 */
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568
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50 public void setSize(ImageSize imageSize) {
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51 this.pixelSize = imageSize;
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52 }
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53
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54 /**
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55 * @return String
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56 */
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57 public String getMimetype() {
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58 return mimetype;
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59 }
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60
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61 /**
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62 * Sets the mimetype.
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63 * @param mimetype The mimetype to set
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64 */
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568
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65 public void setMimetype(String filetype) {
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66 this.mimetype = filetype;
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67 }
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68
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69 /** returns if this image has been checked
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70 * (i.e. has size and mimetype)
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71 * TODO: deprecated
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72 * @return boolean
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73 */
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568
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74 public boolean isChecked() {
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75 return (pixelSize != null);
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76 }
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77
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78 /** Returns the aspect ratio of the image (width/height).
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79 *
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80 * @return
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81 */
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568
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82 public float getAspect() {
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585
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83 return (pixelSize != null) ? pixelSize.getAspect() : 0f;
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568
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84 }
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85
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588
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86 /**
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87 * @return ImageSet
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88 */
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89 public ImageSet getParent() {
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90 return parent;
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91 }
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92
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93 /**
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94 * Sets the parent.
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95 * @param parent The parent to set
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96 */
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97 public void setParent(ImageSet parent) {
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98 this.parent = parent;
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99 }
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100
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101 /** Returns if the input can be returned as ImageInputStream.
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587
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102 *
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103 * @return
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104 */
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105 public boolean hasImageInputStream() {
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106 return false;
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107 }
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108
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109 /** Returns the input as ImageInputStream (if available)
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110 *
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111 * @return
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112 */
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113 public ImageInputStream getImageInputStream() {
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114 return null;
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115 }
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116
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588
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117 /** Returns if the input can be returned as InputStream.
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118 *
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119 * @return
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120 */
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121 public boolean hasInputStream() {
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122 return false;
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123 }
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124
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125 /** Returns the input as InputStream (if available)
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126 *
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127 * @return
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128 */
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129 public InputStream getInputStream() {
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130 return null;
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131 }
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132
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133 /** Returns if the input can be returned as File.
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134 *
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135 * @return
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136 */
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137 public boolean hasFile() {
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138 return false;
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139 }
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140
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141 /** Returns the input as File (if available)
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142 *
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143 * @return
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144 */
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145 public File getFile() {
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146 return null;
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147 }
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588
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148
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587
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149
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150
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151 } |
