1 /* |
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2 * Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Single property value for property value list. |
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15 * |
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16 */ |
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17 |
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18 |
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19 package com.nokia.tools.themeinstaller.odtconverter; |
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20 |
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21 import java.awt.Color; |
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22 import java.io.IOException; |
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23 |
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24 /** |
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25 * Property value stores style related data before it is externalized |
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26 * to a binary format. |
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27 */ |
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28 public class PropertyValue |
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29 { |
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30 |
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31 // CONSTANTS |
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32 // Ident types |
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33 public static final String STRING_AUTO = "auto"; |
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34 public static final String STRING_NONE = "none"; |
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35 public static final String STRING_INHERIT = "inherit"; |
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36 |
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37 public static final int E_NOT_SET = 0; |
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38 public static final int E_AUTO = 1; |
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39 public static final int E_NONE = 2; |
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40 public static final int E_INHERIT = 3; |
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41 |
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42 // Property value type |
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43 private Short iValueType; |
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44 |
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45 // Flag to identify ident |
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46 private int iIdentType; |
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47 |
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48 // Rgb color value |
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49 private Color iRgbValue; |
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50 |
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51 // Real value |
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52 private double iRealValue; |
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53 |
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54 // String pool index to a string value |
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55 private int iStringRef; |
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56 |
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57 // Reference to the String Pool |
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58 private StringPool iStringPool; |
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59 |
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60 /** |
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61 * Constructor. |
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62 * @param aStringPool Reference to the String Pool |
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63 */ |
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64 public PropertyValue( StringPool aStringPool ) |
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65 { |
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66 iStringPool = aStringPool; |
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67 } |
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68 |
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69 /** |
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70 * Set rgb value. |
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71 * @param aRgbValue the value to set |
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72 * @param aValueType primitive value type |
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73 * @throws ODTException |
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74 * @throws ODTException if primitive value type is not a rgb color type |
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75 */ |
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76 public void setRgbValue( Color aRgbValue ) |
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77 throws ODTException |
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78 { |
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79 iRgbValue = aRgbValue; |
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80 iValueType = new Short( ValueTypeResolver.E_RGB_COLOR ); |
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81 } |
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82 |
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83 /** |
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84 * Set real value. |
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85 * @param aRealValue the value to set |
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86 * @param aValueType primitive value type |
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87 * @throws ODTException if primitive value type is not a real value type |
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88 */ |
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89 public void setRealValue( double aRealValue, short aValueType ) |
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90 throws ODTException |
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91 { |
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92 // Verify the value type |
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93 switch( aValueType ) |
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94 { |
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95 case ValueTypeResolver.E_NUMBER: |
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96 case ValueTypeResolver.E_PERCENTAGE: |
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97 case ValueTypeResolver.E_EMS: |
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98 case ValueTypeResolver.E_EXS: |
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99 case ValueTypeResolver.E_PX: |
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100 case ValueTypeResolver.E_CM: |
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101 case ValueTypeResolver.E_MM: |
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102 case ValueTypeResolver.E_IN: |
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103 case ValueTypeResolver.E_PT: |
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104 case ValueTypeResolver.E_PC: |
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105 case ValueTypeResolver.E_DEG: |
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106 case ValueTypeResolver.E_RAD: |
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107 case ValueTypeResolver.E_GRAD: |
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108 case ValueTypeResolver.E_MS: |
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109 case ValueTypeResolver.E_S: |
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110 case ValueTypeResolver.E_HZ: |
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111 case ValueTypeResolver.E_KHZ: |
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112 case ValueTypeResolver.E_UNIT_VALUE: |
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113 break; |
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114 |
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115 default: |
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116 throw new ODTException( |
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117 "Property value type is not compatible with real: " |
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118 + aValueType ); |
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119 } |
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120 |
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121 iRealValue = aRealValue; |
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122 iValueType = new Short( aValueType ); |
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123 } |
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124 |
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125 /** |
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126 * Set string value. |
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127 * @param aString the string to set |
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128 * @param aValueType primitive value type |
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129 * @throws ODTException if primitive value type is not a string type |
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130 */ |
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131 public void setString( String aString, short aValueType ) |
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132 throws ODTException |
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133 { |
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134 // Verify the value type |
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135 switch( aValueType ) |
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136 { |
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137 case ValueTypeResolver.E_STRING: |
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138 case ValueTypeResolver.E_IDENT: |
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139 case ValueTypeResolver.E_URI: |
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140 case ValueTypeResolver.E_ATTR: |
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141 case ValueTypeResolver.E_UNKNOWN: |
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142 break; |
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143 |
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144 default: |
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145 throw new ODTException( |
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146 "Property value type is not compatible with string: " |
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147 + aValueType ); |
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148 } |
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149 |
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150 // Add string to the pool |
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151 iStringRef = iStringPool.addString( aString ); |
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152 |
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153 // Resolve ident type |
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154 if ( aString.equals( STRING_AUTO ) ) |
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155 { |
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156 iIdentType = E_AUTO; |
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157 } |
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158 else if ( aString.equals( STRING_INHERIT ) ) |
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159 { |
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160 iIdentType = E_INHERIT; |
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161 } |
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162 else if ( aString.equals( STRING_NONE ) ) |
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163 { |
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164 iIdentType = E_NONE; |
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165 } |
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166 else |
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167 { |
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168 iIdentType = E_NOT_SET; |
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169 } |
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170 iValueType = new Short( aValueType ); |
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171 } |
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172 |
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173 /** |
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174 * Externalize the property value to a stream. |
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175 * @param aStream stream to use for externalization |
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176 * @throws IOException if writing to a stream fails |
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177 * @throws ODTException if value type can not be resolved |
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178 */ |
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179 public void externalize( ODTDataOutputStream aStream ) |
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180 throws IOException, ODTException |
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181 { |
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182 // Write property value type - int8 |
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183 aStream.writeByte( iValueType.byteValue() ); |
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184 |
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185 // Write property value data - real/int16/rgb |
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186 switch( iValueType.intValue() ) |
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187 { |
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188 // Real value |
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189 case ValueTypeResolver.E_NUMBER: |
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190 case ValueTypeResolver.E_PERCENTAGE: |
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191 case ValueTypeResolver.E_EMS: |
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192 case ValueTypeResolver.E_EXS: |
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193 case ValueTypeResolver.E_PX: |
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194 case ValueTypeResolver.E_CM: |
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195 case ValueTypeResolver.E_MM: |
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196 case ValueTypeResolver.E_IN: |
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197 case ValueTypeResolver.E_PT: |
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198 case ValueTypeResolver.E_PC: |
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199 case ValueTypeResolver.E_DEG: |
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200 case ValueTypeResolver.E_RAD: |
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201 case ValueTypeResolver.E_GRAD: |
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202 case ValueTypeResolver.E_MS: |
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203 case ValueTypeResolver.E_S: |
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204 case ValueTypeResolver.E_HZ: |
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205 case ValueTypeResolver.E_KHZ: |
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206 case ValueTypeResolver.E_UNIT_VALUE: |
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207 aStream.writeTReal64( iRealValue ); |
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208 break; |
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209 |
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210 // String value and ident type |
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211 case ValueTypeResolver.E_STRING: |
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212 case ValueTypeResolver.E_IDENT: |
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213 case ValueTypeResolver.E_URI: |
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214 case ValueTypeResolver.E_ATTR: |
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215 case ValueTypeResolver.E_UNKNOWN: |
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216 aStream.writeInt16( iStringRef ); |
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217 aStream.writeByte( iIdentType ); |
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218 break; |
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219 |
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220 // Rgb value |
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221 case ValueTypeResolver.E_RGB_COLOR: |
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222 aStream.writeByte( iRgbValue.getRed() ); |
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223 aStream.writeByte( iRgbValue.getGreen() ); |
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224 aStream.writeByte( iRgbValue.getBlue() ); |
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225 break; |
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226 default: |
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227 throw new ODTException( "Property value can not be resolved: " |
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228 + iValueType ); |
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229 } |
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230 |
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231 } |
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232 |
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233 } |
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