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annotate src/xlsx/xlsxrichstring.cpp @ 1:93d3106bb9a4

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Add qt xlsx library
author Andre Heinecke <andre.heinecke@intevation.de>
date Tue, 22 Mar 2016 10:38:08 +0100
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1 /****************************************************************************
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2 ** Copyright (c) 2013-2014 Debao Zhang <hello@debao.me>
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3 ** All right reserved.
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4 **
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5 ** Permission is hereby granted, free of charge, to any person obtaining
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6 ** a copy of this software and associated documentation files (the
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7 ** "Software"), to deal in the Software without restriction, including
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8 ** without limitation the rights to use, copy, modify, merge, publish,
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9 ** distribute, sublicense, and/or sell copies of the Software, and to
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10 ** permit persons to whom the Software is furnished to do so, subject to
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11 ** the following conditions:
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12 **
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13 ** The above copyright notice and this permission notice shall be
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14 ** included in all copies or substantial portions of the Software.
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15 **
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16 ** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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17 ** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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18 ** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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19 ** NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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20 ** LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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21 ** OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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22 ** WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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23 **
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24 ****************************************************************************/
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25 #include "xlsxrichstring.h"
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26 #include "xlsxrichstring_p.h"
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27 #include "xlsxformat_p.h"
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28 #include <QDebug>
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29 #include <QTextDocument>
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30 #include <QTextFragment>
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31
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32 QT_BEGIN_NAMESPACE_XLSX
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33
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34 RichStringPrivate::RichStringPrivate()
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35 :_dirty(true)
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36 {
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37
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38 }
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39
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40 RichStringPrivate::RichStringPrivate(const RichStringPrivate &other)
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41 :QSharedData(other), fragmentTexts(other.fragmentTexts)
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42 ,fragmentFormats(other.fragmentFormats)
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43 , _idKey(other.idKey()), _dirty(other._dirty)
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44 {
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45
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46 }
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47
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48 RichStringPrivate::~RichStringPrivate()
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49 {
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50
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51 }
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52
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53 /*!
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54 \class RichString
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55 \inmodule QtXlsx
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56 \brief This class add support for the rich text string of the cell.
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57 */
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58
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59 /*!
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60 Constructs a null string.
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61 */
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62 RichString::RichString()
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63 :d(new RichStringPrivate)
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64 {
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65 }
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66
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67 /*!
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68 Constructs a plain string with the given \a text.
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69 */
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70 RichString::RichString(const QString text)
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71 :d(new RichStringPrivate)
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72 {
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73 addFragment(text, Format());
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74 }
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75
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76 /*!
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77 Constructs a copy of \a other.
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78 */
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79 RichString::RichString(const RichString &other)
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80 :d(other.d)
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81 {
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82
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83 }
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84
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85 /*!
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86 Destructs the string.
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87 */
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88 RichString::~RichString()
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89 {
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90
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91 }
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92
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93 /*!
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94 Assigns \a other to this string and returns a reference to this string
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95 */
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96 RichString &RichString::operator =(const RichString &other)
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97 {
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98 this->d = other.d;
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99 return *this;
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100 }
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101
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102 /*!
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103 Returns the rich string as a QVariant
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104 */
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105 RichString::operator QVariant() const
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106 {
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107 return QVariant(qMetaTypeId<RichString>(), this);
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108 }
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109
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110 /*!
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111 Returns true if this is rich text string.
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112 */
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113 bool RichString::isRichString() const
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114 {
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115 if (fragmentCount() > 1) //Is this enough??
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116 return true;
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117 return false;
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118 }
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119
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120 /*!
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121 Returns true is this is an Null string.
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122 */
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123 bool RichString::isNull() const
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124 {
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125 return d->fragmentTexts.size() == 0;
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126 }
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127
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128 /*!
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129 Returns true is this is an empty string.
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130 */
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131 bool RichString::isEmtpy() const
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132 {
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133 foreach (const QString str, d->fragmentTexts) {
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134 if (!str.isEmpty())
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135 return false;
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136 }
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137
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138 return true;
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139 }
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140
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141 /*!
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142 Converts to plain text string.
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143 */
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144 QString RichString::toPlainString() const
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145 {
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146 if (isEmtpy())
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147 return QString();
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148 if (d->fragmentTexts.size() == 1)
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149 return d->fragmentTexts[0];
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150
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151 return d->fragmentTexts.join(QString());
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152 }
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153
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154 /*!
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155 Converts to html string
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156 */
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157 QString RichString::toHtml() const
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158 {
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159 //: Todo
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160 return QString();
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161 }
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162
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163 /*!
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164 Replaces the entire contents of the document
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165 with the given HTML-formatted text in the \a text string
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166 */
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167 void RichString::setHtml(const QString &text)
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168 {
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169 QTextDocument doc;
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170 doc.setHtml(text);
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171 QTextBlock block = doc.firstBlock();
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172 QTextBlock::iterator it;
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173 for (it = block.begin(); !(it.atEnd()); ++it) {
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174 QTextFragment textFragment = it.fragment();
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175 if (textFragment.isValid()) {
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176 Format fmt;
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177 fmt.setFont(textFragment.charFormat().font());
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178 fmt.setFontColor(textFragment.charFormat().foreground().color());
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179 addFragment(textFragment.text(), fmt);
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180 }
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181 }
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182 }
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183
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184 /*!
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185 Returns fragment count.
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186 */
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187 int RichString::fragmentCount() const
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188 {
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189 return d->fragmentTexts.size();
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190 }
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191
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192 /*!
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193 Appends a fragment with the given \a text and \a format.
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194 */
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195 void RichString::addFragment(const QString &text, const Format &format)
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196 {
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197 d->fragmentTexts.append(text);
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198 d->fragmentFormats.append(format);
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199 d->_dirty = true;
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200 }
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201
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202 /*!
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203 Returns fragment text at the position \a index.
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204 */
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205 QString RichString::fragmentText(int index) const
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206 {
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207 if (index < 0 || index >= fragmentCount())
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208 return QString();
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209
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210 return d->fragmentTexts[index];
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211 }
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212
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213 /*!
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214 Returns fragment format at the position \a index.
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215 */
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216 Format RichString::fragmentFormat(int index) const
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217 {
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218 if (index < 0 || index >= fragmentCount())
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219 return Format();
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220
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221 return d->fragmentFormats[index];
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222 }
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223
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224 /*!
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225 * \internal
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226 */
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227 QByteArray RichStringPrivate::idKey() const
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228 {
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229 if (_dirty) {
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230 RichStringPrivate *rs = const_cast<RichStringPrivate *>(this);
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231 QByteArray bytes;
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232 if (fragmentTexts.size() == 1) {
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233 bytes = fragmentTexts[0].toUtf8();
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234 } else {
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235 //Generate a hash value base on QByteArray ?
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236 bytes.append("@@QtXlsxRichString=");
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237 for (int i=0; i<fragmentTexts.size(); ++i) {
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238 bytes.append("@Text");
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239 bytes.append(fragmentTexts[i].toUtf8());
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240 bytes.append("@Format");
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241 if (fragmentFormats[i].hasFontData())
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242 bytes.append(fragmentFormats[i].fontKey());
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243 }
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244 }
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245 rs->_idKey = bytes;
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246 rs->_dirty = false;
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247 }
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248
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249 return _idKey;
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250 }
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251
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252 /*!
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253 Returns true if this string \a rs1 is equal to string \a rs2;
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254 otherwise returns false.
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255 */
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256 bool operator==(const RichString &rs1, const RichString &rs2)
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diff changeset
257 {
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258 if (rs1.fragmentCount() != rs2.fragmentCount())
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259 return false;
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260
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261 return rs1.d->idKey() == rs2.d->idKey();
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diff changeset
262 }
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263
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264 /*!
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265 Returns true if this string \a rs1 is not equal to string \a rs2;
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266 otherwise returns false.
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267 */
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diff changeset
268 bool operator!=(const RichString &rs1, const RichString &rs2)
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269 {
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270 if (rs1.fragmentCount() != rs2.fragmentCount())
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271 return true;
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272
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273 return rs1.d->idKey() != rs2.d->idKey();
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diff changeset
274 }
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275
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276 /*!
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277 * \internal
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278 */
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279 bool operator<(const RichString &rs1, const RichString &rs2)
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diff changeset
280 {
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281 return rs1.d->idKey() < rs2.d->idKey();
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282 }
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diff changeset
283
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284 /*!
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285 \overload
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286 Returns true if this string \a rs1 is equal to string \a rs2;
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287 otherwise returns false.
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Andre Heinecke <andre.heinecke@intevation.de>
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288 */
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Andre Heinecke <andre.heinecke@intevation.de>
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289 bool operator ==(const RichString &rs1, const QString &rs2)
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Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
290 {
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Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
291 if (rs1.fragmentCount() == 1 && rs1.fragmentText(0) == rs2) //format == 0
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Andre Heinecke <andre.heinecke@intevation.de>
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292 return true;
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Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
293
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294 return false;
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diff changeset
295 }
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diff changeset
296
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Andre Heinecke <andre.heinecke@intevation.de>
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297 /*!
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298 \overload
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299 Returns true if this string \a rs1 is not equal to string \a rs2;
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300 otherwise returns false.
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301 */
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302 bool operator !=(const RichString &rs1, const QString &rs2)
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303 {
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304 if (rs1.fragmentCount() == 1 && rs1.fragmentText(0) == rs2) //format == 0
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305 return false;
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306
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307 return true;
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308 }
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309
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310 /*!
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311 \overload
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312 Returns true if this string \a rs1 is equal to string \a rs2;
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313 otherwise returns false.
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314 */
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315 bool operator ==(const QString &rs1, const RichString &rs2)
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316 {
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317 return rs2 == rs1;
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318 }
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319
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320 /*!
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321 \overload
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322 Returns true if this string \a rs1 is not equal to string \a rs2;
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323 otherwise returns false.
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324 */
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325 bool operator !=(const QString &rs1, const RichString &rs2)
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326 {
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327 return rs2 != rs1;
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328 }
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329
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330 uint qHash(const RichString &rs, uint seed) Q_DECL_NOTHROW
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331 {
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332 return qHash(rs.d->idKey(), seed);
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333 }
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334
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335 #ifndef QT_NO_DEBUG_STREAM
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336 QDebug operator<<(QDebug dbg, const RichString &rs)
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337 {
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338 dbg.nospace() << "QXlsx::RichString(" << rs.d->fragmentTexts << ")";
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339 return dbg.space();
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340 }
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341 #endif
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342
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343 QT_END_NAMESPACE_XLSX
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