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annotate webapp/src/main/webapp/jquery/jquery.digilib.regions.js @ 1095:20ad0034f1e5

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more refactoring
author hertzhaft
date Sun, 21 Oct 2012 23:39:18 +0200
parents 8d6bc18f7145
children 3c75dda660bf
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1 /** optional digilib regions plugin
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2
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3 Mark up a digilib image with rectangular regions.
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4
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5 If hasRegionInfo=true reads regions from page HTML.
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6 Element with regions has to be in digilib element, e.g.
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7
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8 <map class="dl-keep dl-regioncontent">
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9 <area href="http://www.mpiwg-berlin.mpg.de" coords="0.1,0.1,0.4,0.1" alt="MPI fuer Wissenschaftsgeschichte"/>
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10 <area href="http://www.biblhertz.it" coords="0.5,0.8,0.4,0.1" alt="Bibliotheca Hertziana"/>
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11 <area coords="0.3,0.5,0.15,0.1" />
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12 </map>
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13
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14 According to the HTML specs, "area" and "a" elements are allowed inside of a "map".
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15 Both can have a "coords" attribute, but "area" elements can't contain child nodes.
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16 To have regions with content use "a" tags, e.g.
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17
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18 <map class="dl-keep dl-regioncontent">
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19 <a href="http://www.mpiwg-berlin.mpg.de" coords="0.4907,0.3521,0.1458,0.107">
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20 MPI fuer Wissenschaftsgeschichte
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21 </a>
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22 <a href="http://www.biblhertz.it" coords="0.3413,0.2912,0.4345,0.2945">
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23 Bibliotheca Hertziana
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24 </a>
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25 <area coords="0.3,0.5,0.15,0.1" />
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26 </map>
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27
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28 */
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29
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30 (function($) {
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31 // the digilib object
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32 var digilib = null;
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33 // the normal zoom area
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34 var FULL_AREA = null;
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35 // the functions made available by digilib
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36 var fn = {
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37 // dummy function to avoid errors, gets overwritten by buttons plugin
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38 highlightButtons : function () {
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39 console.debug('regions: dummy function - highlightButtons');
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40 }
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41 };
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42 // affine geometry plugin
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43 var geom = null;
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44
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45 var buttons = {
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46 defineregion : {
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47 onclick : "defineUserRegion",
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48 tooltip : "define a region",
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49 icon : "addregion.png"
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50 },
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51 removeregion : {
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52 onclick : "removeUserRegion",
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53 tooltip : "delete the last user defined region",
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54 icon : "delregion.png"
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55 },
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56 removeallregions : {
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57 onclick : "removeAllUserRegions",
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58 tooltip : "delete all user defined regions",
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59 icon : "delallregions.png"
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60 },
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61 regions : {
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62 onclick : "toggleRegions",
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63 tooltip : "show or hide regions",
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64 icon : "regions.png"
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65 },
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66 findcoords : {
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67 onclick : "findCoords",
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68 tooltip : "find coords and display as a new region",
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69 icon : "regions.png"
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70 },
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71 regioninfo : {
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72 onclick : "showRegionInfo",
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73 tooltip : "show information about user defined regions",
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74 icon : "regioninfo.png"
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75 }
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76 };
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77
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78 var defaults = {
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79 // are regions being edited?
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80 'editRegions' : false,
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81 // are regions shown?
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82 'isRegionVisible' : true,
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83 // are region numbers shown?
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84 'showRegionNumbers' : true,
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85 // default width for region when only point is given
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86 'regionWidth' : 0.005,
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87 // is there region content in the page?
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88 'processHtmlRegions' : false,
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89 // region defined by users and in the URL
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90 'processUserRegions' : true,
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91 // callback for click on region
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92 'onClickRegion' : null,
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93 // callback when new user region is defined
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94 'onNewRegion' : null,
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95 // turn any region into a clickable link to its detail view (DEPRECATED)
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96 'autoZoomOnClick' : false,
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97 // css selector for area/a elements (must also be marked with class "dl-keep")
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98 'htmlRegionsSelector' : 'map.dl-regioncontent area, map.dl-regioncontent a',
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99 // buttonset of this plugin
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100 'regionSet' : ['regions', 'defineregion', 'removeregion', 'removeallregions', 'regioninfo', 'findcoords', 'lessoptions'],
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101 // url param for regions
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102 'rg' : null,
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103 // region attributes to copy from HTML
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104 'regionAttributes' : {
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105 'id' :1,
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106 'href' :1,
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107 'title' :1,
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108 'target':1,
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109 'style' :1,
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110 'class' :1
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111 }
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112 };
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113
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114 var actions = {
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115
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116 // define a region interactively with two clicked points
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117 defineUserRegion : function(data) {
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118 if (!data.settings.isRegionVisible) {
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119 alert("Please turn on regions visibility!");
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120 return;
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121 }
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122 var cssPrefix = data.settings.cssPrefix;
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123 var $elem = data.$elem;
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124 var $body = $('body');
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125 var bodyRect = geom.rectangle($body);
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126 var $scaler = data.$scaler;
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127 var scalerRect = geom.rectangle($scaler);
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128 var pt1, pt2;
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129 // overlay prevents other elements from reacting to mouse events
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130 var $overlay = $('<div class="'+cssPrefix+'overlay" style="position:absolute"/>');
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131 $body.append($overlay);
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132 bodyRect.adjustDiv($overlay);
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133 var $regionDiv = newRegionDiv(data);
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134 copyRegionAttributes(data, $regionDiv, {'class' : cssPrefix+"regionURL"});
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135
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136 // mousedown handler: start sizing
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137 var regionStart = function (evt) {
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138 pt1 = geom.position(evt);
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139 // setup and show zoom div
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140 pt1.adjustDiv($regionDiv);
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141 $regionDiv.width(0).height(0);
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142 $regionDiv.show();
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143 // register mouse events
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144 $overlay.on("mousemove.dlRegion", regionMove);
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145 $overlay.on("mouseup.dlRegion", regionEnd);
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146 return false;
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147 };
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148
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149 // mousemove handler: size region
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150 var regionMove = function (evt) {
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151 pt2 = geom.position(evt);
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152 var rect = geom.rectangle(pt1, pt2);
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153 rect.clipTo(scalerRect);
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154 // update region
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155 rect.adjustDiv($regionDiv);
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156 return false;
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157 };
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158
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159 // mouseup handler: end sizing
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160 var regionEnd = function (evt) {
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161 pt2 = geom.position(evt);
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162 // assume a click and continue if the area is too small
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163 var clickRect = geom.rectangle(pt1, pt2);
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164 if (clickRect.getArea() <= 5) return false;
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165 // unregister mouse events and get rid of overlay
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166 $overlay.off("mousemove.dlRegion", regionMove);
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167 $overlay.off("mouseup.dlRegion", regionEnd);
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168 $overlay.remove();
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169 // clip region
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170 clickRect.clipTo(scalerRect);
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171 clickRect.adjustDiv($regionDiv);
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172 storeRegionDiv(data, $regionDiv);
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173 // fn.redisplay(data);
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174 fn.highlightButtons(data, 'defineregion', 0);
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175 redisplay(data);
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176 $(data).trigger('newRegion', [$regionDiv]);
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177 return false;
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178 };
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179
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180 // bind start zoom handler
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ae8e98c479d5 stub for new plugins; overlay div for regions plugin
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diff changeset
181 $overlay.one('mousedown.dlRegion', regionStart);
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182 fn.highlightButtons(data, 'defineregion', 1);
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183 },
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184
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185 // remove the last added URL region
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186 removeUserRegion : function (data) {
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187 if (!data.settings.isRegionVisible) {
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188 alert("Please turn on regions visibility!");
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189 return;
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190 }
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191 var r = data.userRegions.pop();
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192 // no more URL regions to delete
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193 if (r == null) return;
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194 var $regionDiv = r.$div; // DEPRECATED
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195 $regionDiv.remove();
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196 redisplay(data);
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197 },
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198
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199 // remove all manually added regions (defined through URL "rg" parameter)
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200 removeAllUserRegions : function (data) {
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201 if (!data.settings.isRegionVisible) {
a45894a81e40 #26: minor enhancements for the regions plugin
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202 alert("Please turn on regions visibility!");
a45894a81e40 #26: minor enhancements for the regions plugin
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203 return;
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204 }
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205 var cssPrefix = data.settings.cssPrefix;
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206 var $regions = data.$elem.find('div.'+cssPrefix+'regionURL');
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207 $regions.remove();
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208 data.userRegions = []; // remove only URL regions
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209 redisplay(data);
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210 },
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211
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212 // show/hide regions
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213 toggleRegions : function (data) {
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214 var show = !data.settings.isRegionVisible;
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215 data.settings.isRegionVisible = show;
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216 fn.highlightButtons(data, 'regions', show);
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47a6b93bde43 always show html-defined regions. wrong pos still not fixed
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217 renderRegions(data, 1);
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218 },
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219
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220 // show region info in a window
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221 showRegionInfo : function (data) {
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222 var $elem = data.$elem;
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223 var cssPrefix = data.settings.cssPrefix;
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224 var infoselector = '#'+cssPrefix+'regionInfo';
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225 if (fn.find(data, infoselector)) {
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226 fn.withdraw($info);
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227 return;
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228 }
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229 var html = '\
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230 <div id="'+cssPrefix+'regionInfo" class="'+cssPrefix+'keep '+cssPrefix+'regionInfo">\
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231 <table class="'+cssPrefix+'infoheader">\
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232 <tr>\
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233 <td class="'+cssPrefix+'infobutton html">HTML</td>\
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234 <td class="'+cssPrefix+'infobutton svgattr">SVG</td>\
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235 <td class="'+cssPrefix+'infobutton csv">CSV</td>\
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diff changeset
236 <td class="'+cssPrefix+'infobutton digilib">Digilib</td>\
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237 <td class="'+cssPrefix+'infobutton x">X</td>\
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diff changeset
238 </tr>\
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diff changeset
239 </table>\
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240 </div>';
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241 $info = $(html);
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diff changeset
242 $info.appendTo($elem);
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diff changeset
243 $info.append(regionInfoHTML(data));
4aa90cccb3e4 make plugins independent from buttons plugin
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diff changeset
244 $info.append(regionInfoSVG(data));
1060
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diff changeset
245 $info.append(regionInfoCSV(data));
1048
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246 $info.append(regionInfoDigilib(data));
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diff changeset
247 var bind = function(name) {
1060
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diff changeset
248 $info.find('.'+name).on('click.regioninfo', function () {
1048
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diff changeset
249 $info.find('div.'+cssPrefix+'info').hide();
4aa90cccb3e4 make plugins independent from buttons plugin
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diff changeset
250 $info.find('div.'+cssPrefix+name).show();
1060
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diff changeset
251 fn.centerOnScreen(data, $info);
832
e4133946a9ad display regions as HTML for use in digilib element
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parents: 824
diff changeset
252 });
1048
4aa90cccb3e4 make plugins independent from buttons plugin
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diff changeset
253 };
4aa90cccb3e4 make plugins independent from buttons plugin
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diff changeset
254 bind('html');
4aa90cccb3e4 make plugins independent from buttons plugin
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diff changeset
255 bind('svgattr');
1060
d9abeaa44c49 better region info
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diff changeset
256 bind('csv');
1048
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diff changeset
257 bind('digilib');
4aa90cccb3e4 make plugins independent from buttons plugin
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diff changeset
258 $info.find('.x').on('click.regioninfo', function () {
4aa90cccb3e4 make plugins independent from buttons plugin
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diff changeset
259 fn.withdraw($info);
4aa90cccb3e4 make plugins independent from buttons plugin
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diff changeset
260 });
4aa90cccb3e4 make plugins independent from buttons plugin
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diff changeset
261 $info.fadeIn();
1060
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diff changeset
262 fn.centerOnScreen(data, $info);
1088
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diff changeset
263 },
16215fc22fbf better separation of HTML and user defined regions
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diff changeset
264
1091
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diff changeset
265 // display region coordinates in an edit line
1095
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diff changeset
266 showRegionCoords : function (data, $regionDiv) {
1088
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diff changeset
267 var $elem = data.$elem;
16215fc22fbf better separation of HTML and user defined regions
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diff changeset
268 var cssPrefix = data.settings.cssPrefix;
1095
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diff changeset
269 var rect = $regionDiv.data('rect');
20ad0034f1e5 more refactoring
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diff changeset
270 var coords = packCoords(rect, ',');
1088
16215fc22fbf better separation of HTML and user defined regions
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diff changeset
271 var html = '\
16215fc22fbf better separation of HTML and user defined regions
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diff changeset
272 <div id="'+cssPrefix+'regionInfo" class="'+cssPrefix+'keep '+cssPrefix+'regionInfo">\
1091
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diff changeset
273 <input name="coords" type="text" size="30" maxlength="40" value="'+coords+'"/>\
1088
16215fc22fbf better separation of HTML and user defined regions
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diff changeset
274 </div>';
1091
897268e47ce4 some events: newRegion and regionClick
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diff changeset
275 var $info = $(html);
1088
16215fc22fbf better separation of HTML and user defined regions
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diff changeset
276 $info.appendTo($elem);
1091
897268e47ce4 some events: newRegion and regionClick
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diff changeset
277 $input = $info.find('input');
897268e47ce4 some events: newRegion and regionClick
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diff changeset
278 $input.on('focus.regioninfo', function (event) {
897268e47ce4 some events: newRegion and regionClick
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diff changeset
279 this.select();
897268e47ce4 some events: newRegion and regionClick
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diff changeset
280 });
897268e47ce4 some events: newRegion and regionClick
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diff changeset
281 $input.on('blur.regioninfo', function (event) {
1088
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diff changeset
282 fn.withdraw($info);
1091
897268e47ce4 some events: newRegion and regionClick
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diff changeset
283 return false;
1088
16215fc22fbf better separation of HTML and user defined regions
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diff changeset
284 });
1091
897268e47ce4 some events: newRegion and regionClick
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diff changeset
285 $input.on('keypress.regioninfo', function (event) {
1092
4964a1e252eb first step towards a find region functionality
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diff changeset
286 fn.withdraw($info); // OBS: "return false" disables copy!
1091
897268e47ce4 some events: newRegion and regionClick
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diff changeset
287 });
897268e47ce4 some events: newRegion and regionClick
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parents: 1088
diff changeset
288 $input.prop("readonly",true);
1088
16215fc22fbf better separation of HTML and user defined regions
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diff changeset
289 $info.fadeIn();
16215fc22fbf better separation of HTML and user defined regions
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diff changeset
290 fn.centerOnScreen(data, $info);
1091
897268e47ce4 some events: newRegion and regionClick
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diff changeset
291 $input.focus();
897268e47ce4 some events: newRegion and regionClick
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parents: 1088
diff changeset
292 console.debug('showRegionCoords', coords);
1092
4964a1e252eb first step towards a find region functionality
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diff changeset
293 },
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
294
1094
8d6bc18f7145 some polishing and refactoring, preparation for region text search
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diff changeset
295 // draw a find region from coords and move into view
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
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diff changeset
296 regionFromCoords : function (data, coords) {
1095
20ad0034f1e5 more refactoring
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diff changeset
297 var rect = parseCoords(data, coords);
1094
8d6bc18f7145 some polishing and refactoring, preparation for region text search
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diff changeset
298 if (rect == null) {
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
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diff changeset
299 alert('invalid coordinates: ' + coords);
8d6bc18f7145 some polishing and refactoring, preparation for region text search
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diff changeset
300 return;
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
301 }
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
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diff changeset
302 var cssPrefix = data.settings.cssPrefix;
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
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diff changeset
303 var attr = { 'class' : cssPrefix+'regionURL '+cssPrefix+'findregion' };
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
304 createRegion(data, data.userRegions, rect, attr);
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
305 var za = data.zoomArea;
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
306 if (!fn.isFullArea(za)) {
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
307 za.setCenter(rect.getCenter()).stayInside(FULL_AREA);
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
308 if (!za.containsRect(rect)) {
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
309 za = FULL_AREA.copy();
8d6bc18f7145 some polishing and refactoring, preparation for region text search
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parents: 1093
diff changeset
310 }
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
311 fn.setZoomArea(data, za);
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parents: 1093
diff changeset
312 }
8d6bc18f7145 some polishing and refactoring, preparation for region text search
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parents: 1093
diff changeset
313 console.debug('regionFromCoords', coords, rect, za);
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
314 redisplay(data);
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
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diff changeset
315 },
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
316
1092
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diff changeset
317 // find coordinates and display as new region
4964a1e252eb first step towards a find region functionality
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parents: 1091
diff changeset
318 findCoords : function (data) {
4964a1e252eb first step towards a find region functionality
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parents: 1091
diff changeset
319 var $elem = data.$elem;
4964a1e252eb first step towards a find region functionality
hertzhaft
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diff changeset
320 var cssPrefix = data.settings.cssPrefix;
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
321 var html = '\
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
322 <div id="'+cssPrefix+'regionInfo" class="'+cssPrefix+'keep '+cssPrefix+'regionInfo">\
1094
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hertzhaft
parents: 1093
diff changeset
323 <div>coordinates to find:</div>\
1092
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
324 <form class="'+cssPrefix+'form">\
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
325 <div>\
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
326 <input class="'+cssPrefix+'input" name="coords" type="text" size="30" maxlength="40"/> \
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
327 </div>\
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
328 <input class="'+cssPrefix+'submit" type="submit" name="sub" value="Ok"/>\
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
329 <input class="'+cssPrefix+'cancel" type="button" value="Cancel"/>\
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
330 </form>\
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
331 </div>';
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
332 var $info = $(html);
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
333 $info.appendTo($elem);
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
334 var $form = $info.find('form');
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
335 var $input = $info.find('input.'+cssPrefix+'input');
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
336 // handle submit
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
337 $form.on('submit', function () {
4964a1e252eb first step towards a find region functionality
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parents: 1091
diff changeset
338 var coords = $input.val();
1094
8d6bc18f7145 some polishing and refactoring, preparation for region text search
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parents: 1093
diff changeset
339 actions.regionFromCoords(data, coords);
1092
4964a1e252eb first step towards a find region functionality
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parents: 1091
diff changeset
340 fn.withdraw($info);
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
341 return false;
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
342 });
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
343 // handle cancel
4964a1e252eb first step towards a find region functionality
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parents: 1091
diff changeset
344 $form.find('.'+cssPrefix+'cancel').on('click', function () {
4964a1e252eb first step towards a find region functionality
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parents: 1091
diff changeset
345 fn.withdraw($info);
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
346 });
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
347 $info.fadeIn();
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parents: 1091
diff changeset
348 fn.centerOnScreen(data, $info);
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
349 $input.focus();
1094
8d6bc18f7145 some polishing and refactoring, preparation for region text search
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parents: 1093
diff changeset
350 }
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
351 };
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
352
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
353 // make a coords string
1095
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parents: 1094
diff changeset
354 var packCoords = function (rect, sep) {
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
355 if (sep == null) sep = ','; // comma as default separator
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
356 return [
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
357 fn.cropFloatStr(rect.x),
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
358 fn.cropFloatStr(rect.y),
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
359 fn.cropFloatStr(rect.width),
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
360 fn.cropFloatStr(rect.height)
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
361 ].join(sep);
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
362 };
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
363
1094
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
364 // create a rectangle from a coords string
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
365 var parseCoords = function (data, coords) {
1094
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
366 var pos = coords.match(/[0-9.]+/g); // TODO: check validity?
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
367 if (pos == null) {
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
368 return null;
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
369 }
1092
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
370 var rect = geom.rectangle(pos[0], pos[1], pos[2], pos[3]);
1094
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
371 if (!fn.isNumber(rect.x) || !fn.isNumber(rect.y)) {
1092
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
372 return null;
1094
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
373 }
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
374 if (!rect.getArea()) {
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
375 var pt = rect.getPosition();
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
376 rect.width = data.settings.regionWidth;
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
377 rect.height = rect.width;
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
378 rect.setCenter(pt);
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
379 }
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
380 return rect;
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
381 };
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
382
1095
20ad0034f1e5 more refactoring
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parents: 1094
diff changeset
383 // create a new regionDiv and add it to data.$elem
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hertzhaft
parents: 1094
diff changeset
384 var newRegionDiv = function (data) {
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parents: 1094
diff changeset
385 var settings = data.settings;
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parents: 1094
diff changeset
386 var cssPrefix = settings.cssPrefix;
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hertzhaft
parents: 1094
diff changeset
387 var cls = cssPrefix+'region '+cssPrefix+'overlay';
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parents: 1094
diff changeset
388 var $regionDiv = $('<div class="'+cls+'" style="display:none"/>');
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parents: 1094
diff changeset
389 data.$elem.append($regionDiv);
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parents: 1094
diff changeset
390 return $regionDiv;
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parents: 1094
diff changeset
391 };
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hertzhaft
parents: 1094
diff changeset
392
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parents: 1094
diff changeset
393 // push the digilib coordinates of a completed user-defined region onto the stack
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hertzhaft
parents: 1094
diff changeset
394 var storeRegionDiv = function (data, $regionDiv) {
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hertzhaft
parents: 1094
diff changeset
395 var regions = data.userRegions;
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hertzhaft
parents: 1094
diff changeset
396 var rectangle = geom.rectangle($regionDiv);
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hertzhaft
parents: 1094
diff changeset
397 var rect = data.imgTrafo.invtransform(rectangle);
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hertzhaft
parents: 1094
diff changeset
398 $regionDiv.data('rect', rect);
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hertzhaft
parents: 1094
diff changeset
399 rect.$div = $regionDiv; // DEPRECATED
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hertzhaft
parents: 1094
diff changeset
400 regions.push(rect);
20ad0034f1e5 more refactoring
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parents: 1094
diff changeset
401 console.debug("storeRegionDiv", data.userRegions, "rect", rect);
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parents: 1094
diff changeset
402 return rect;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
403 };
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
404
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
405 // copy attributes to a region div
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
406 var copyRegionAttributes = function (data, $regionDiv, attributes) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
407 if (attributes == null) return;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
408 var settings = data.settings;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
409 var cssPrefix = settings.cssPrefix;
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hertzhaft
parents: 1094
diff changeset
410 if (attributes['class']) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
411 $regionDiv.addClass(attributes['class']);
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
412 delete attributes['class'];
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hertzhaft
parents: 1094
diff changeset
413 }
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hertzhaft
parents: 1094
diff changeset
414 $regionDiv.data('href', attributes.href); // TODO: href from HTML?
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
415 delete attributes.href;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
416 $regionDiv.attr(attributes);
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
417 };
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
418
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hertzhaft
parents: 1094
diff changeset
419 // set region number
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
420 var addRegionNumber = function (data, $regionDiv, index) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
421 var settings = data.settings;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
422 var cssPrefix = settings.cssPrefix;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
423 if (!settings.showRegionNumbers) return;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
424 var $number = $('<a class="'+cssPrefix+'regionnumber">'+index+'</a>');
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
425 $regionDiv.append($number);
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
426 return $regionDiv;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
427 };
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
428
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hertzhaft
parents: 1094
diff changeset
429 // add a region to data.$elem
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
430 var addRegionDiv = function (data, regions, index, attributes) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
431 var settings = data.settings;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
432 var cssPrefix = settings.cssPrefix;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
433 var $regionDiv = newRegionDiv(data);
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
434 copyRegionAttributes(data, $regionDiv, attributes);
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
435 addRegionNumber(data, $regionDiv, index);
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
436
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
437 // handle click events on div
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
438 $regionDiv.on('click.dlRegion', function(evt) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
439 $(data).trigger('regionClick', [$regionDiv]);
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
440 });
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
441 return $regionDiv;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
442 };
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
443
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
444 // create a region div from the data.regions array
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
445 var createRegionDiv = function (data, regions, index, attributes) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
446 var rect = regions[index];
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
447 // check if div exists, DEPRECATED
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
448 if (rect.$div != null) return rect.$div;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
449 // create and add div
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
450 var $regionDiv = addRegionDiv(data, regions, index, attributes);
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
451 $regionDiv.data('rect', rect);
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
452 rect.$div = $regionDiv; // DEPRECATED
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
453 return $regionDiv;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
454 };
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
455
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
456 // create a region from a rectangle
1094
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
457 var createRegion = function (data, regions, rect, attributes) {
1092
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
458 var index = regions.length;
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
459 regions.push(rect);
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
460 var $regionDiv = createRegionDiv(data, regions, index, attributes);
1094
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
461 return $regionDiv;
1092
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
462 };
4964a1e252eb first step towards a find region functionality
hertzhaft
parents: 1091
diff changeset
463
851
5922c444cd11 fixed region position bug in embedded mode, sigh
hertzhaft
parents: 850
diff changeset
464 // create regions from URL parameters
5922c444cd11 fixed region position bug in embedded mode, sigh
hertzhaft
parents: 850
diff changeset
465 var createRegionsFromURL = function (data) {
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
466 var cssPrefix = data.settings.cssPrefix;
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
467 var attr = {'class' : cssPrefix+"regionURL"};
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
468 var regions = unpackRegions(data);
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
469 data.userRegions = regions;
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
470 $.each(regions, function(index, region) {
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
471 createRegionDiv(data, regions, index, attr);
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
472 });
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
473 };
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
474
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
475 // create regions from HTML
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
476 var createRegionsFromHTML = function (data) {
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
477 var cssPrefix = data.settings.cssPrefix;
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
478 var regions = data.htmlRegions;
1025
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
479 // regions are defined in "area" tags
1067
a45894a81e40 #26: minor enhancements for the regions plugin
hertzhaft
parents: 1060
diff changeset
480 var $content = data.$elem.find(data.settings.htmlRegionsSelector);
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
481 console.debug("createRegionsFromHTML. Number of elems: ", $content.length);
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
482 $content.each(function(index, area) {
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
483 var $area = $(area);
852
4658ec2f9565 why not use coords attribute for coords?
hertzhaft
parents: 851
diff changeset
484 // the "coords" attribute contains the region coords (0..1)
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
485 var coords = $area.attr('coords');
1094
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
486 var title = $area.attr('title');
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
487 // create the rectangle
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
488 var rect = parseCoords(data, coords);
1094
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
489 if (rect == null) {
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
490 return console.error('bad coords in HTML:', title, coords);
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
491 }
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
492 // copy attributes
873
29f214f59654 copy more region attributes
hertzhaft
parents: 872
diff changeset
493 var attributes = {};
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
494 for (var n in data.settings.regionAttributes) {
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
495 attributes[n] = $area.attr(n);
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
496 }
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
497 // mark div as regionHTML
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
498 regionClass = cssPrefix+'regionHTML';
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
499 if (attributes['class']) {
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
500 attributes['class'] += ' ' + regionClass
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
501 } else {
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
502 attributes['class'] = regionClass
1024
4ee43243a6a0 more clean up.
robcast
parents: 1023
diff changeset
503 }
1094
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
504 var $regionDiv = createRegion(data, regions, rect, attributes);
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
505 var $contents = $area.contents().clone();
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
506 if (attributes.href != null) { // TODO: href set in region???
1025
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
507 // wrap contents in a-tag
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
508 var $ca = $('<a href="'+attributes.href+'"/>');
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
509 $ca.append($contents);
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
510 // alt attribute is also content (BTW: area-tag has no content())
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
511 $ca.append($area.attr('alt'));
1025
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
512 $regionDiv.append($ca);
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
513 } else {
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
514 $regionDiv.append($contents);
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
515 // alt attribute is also content (BTW: area-tag has no content())
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
516 $regionDiv.append($area.attr('alt'));
1025
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
517 }
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
518 });
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
519 };
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
520
1094
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
521 // list of HTML regions matching text in its title attribute
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
522 var matchRegionText = function (data, text) {
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
523 var regions = data.htmlRegions;
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
524 var re = new RegExp(text);
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
525 return $.grep(regions, function(item, index) {
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
526 return re.match(item.text);
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
527 });
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
528 };
8d6bc18f7145 some polishing and refactoring, preparation for region text search
hertzhaft
parents: 1093
diff changeset
529
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
530 // html for later insertion
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
531 var regionInfoHTML = function (data) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
532 var cssPrefix = data.settings.cssPrefix;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
533 var $infoDiv = $('<div class="'+cssPrefix+'info '+cssPrefix+'html"/>');
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
534 $infoDiv.append($('<div/>').text('<map class="'+cssPrefix+'keep '+cssPrefix+'regioncontent">'));
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
535 $.each(data.userRegions, function(index, r) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
536 var coords = packCoords(r, ',');
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
537 $infoDiv.append($('<div/>').text('<area coords="' + coords + '"/>'));
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
538 });
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
539 $infoDiv.append($('<div/>').text('</map>'));
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
540 return $infoDiv;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
541 };
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
542
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
543 // SVG-style
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
544 var regionInfoSVG = function (data) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
545 var cssPrefix = data.settings.cssPrefix;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
546 var $infoDiv = $('<div class="'+cssPrefix+'info '+cssPrefix+'svgattr"/>');
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
547 $.each(data.userRegions, function(index, r) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
548 var coords = packCoords(r, ' ');
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
549 $infoDiv.append($('<div/>').text('"' + coords + '"'));
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
550 });
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
551 return $infoDiv;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
552 };
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
553
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
554 // CSV-style
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
555 var regionInfoCSV = function (data) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
556 var cssPrefix = data.settings.cssPrefix;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
557 var $infoDiv = $('<div class="'+cssPrefix+'info '+cssPrefix+'csv"/>');
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
558 $.each(data.userRegions, function(index, r) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
559 var coords = packCoords(r, ',');
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
560 $infoDiv.append($('<div/>').text(index+1 + ": " + coords));
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
561 });
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
562 return $infoDiv;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
563 };
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
564
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
565 // digilib-style (h,w@x,y)
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
566 var regionInfoDigilib = function (data) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
567 var cssPrefix = data.settings.cssPrefix;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
568 var $infoDiv = $('<div class="'+cssPrefix+'info '+cssPrefix+'digilib"/>');
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
569 $.each(data.userRegions, function(index, r) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
570 var coords = r.toString();
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
571 $infoDiv.append($('<div/>').text(coords));
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
572 });
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
573 return $infoDiv;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
574 };
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
575
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
576 // show a region on top of the scaler image
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
577 var renderRegion = function (data, rect, anim) {
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
578 if (!data.imgTrafo) return;
950
164d69e2c481 much nicer implementation of preview for scrolling and zooming.
robcast
parents: 947
diff changeset
579 var zoomArea = data.zoomArea;
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
580 var $regionDiv = rect.$div; // DEPRECATED
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
581 if (!$regionDiv) {
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
582 console.error("renderRegion: rect has no $div", rect);
850
47a6b93bde43 always show html-defined regions. wrong pos still not fixed
hertzhaft
parents: 848
diff changeset
583 // alert("renderRegion: region has no $div to show");
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
584 return;
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
585 }
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
586 var regionRect = rect.copy();
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
587 var show = data.settings.isRegionVisible;
1067
a45894a81e40 #26: minor enhancements for the regions plugin
hertzhaft
parents: 1060
diff changeset
588 if (show && zoomArea.overlapsRect(regionRect) && !regionRect.containsRect(zoomArea)) {
950
164d69e2c481 much nicer implementation of preview for scrolling and zooming.
robcast
parents: 947
diff changeset
589 regionRect.clipTo(zoomArea);
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
590 var screenRect = data.imgTrafo.transform(regionRect);
1067
a45894a81e40 #26: minor enhancements for the regions plugin
hertzhaft
parents: 1060
diff changeset
591 // console.debug("renderRegion: pos=",geom.position(screenRect));
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
592 if (anim) {
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
593 $regionDiv.fadeIn();
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
594 } else{
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
595 $regionDiv.show();
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
596 }
1024
4ee43243a6a0 more clean up.
robcast
parents: 1023
diff changeset
597 // adjustDiv sets wrong coords when called BEFORE show()
851
5922c444cd11 fixed region position bug in embedded mode, sigh
hertzhaft
parents: 850
diff changeset
598 screenRect.adjustDiv($regionDiv);
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
599 } else {
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
600 if (anim) {
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
601 $regionDiv.fadeOut();
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
602 } else{
824
f0a5e4d2cba7 hide region when outside of zoomArea, not show
hertzhaft
parents: 823
diff changeset
603 $regionDiv.hide();
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
604 }
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
605 }
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
606 };
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
607
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
608 // show regions
850
47a6b93bde43 always show html-defined regions. wrong pos still not fixed
hertzhaft
parents: 848
diff changeset
609 var renderRegions = function (data, anim) {
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
610 $.each(data.htmlRegions, function(index, region) {
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
611 renderRegion(data, region, anim);
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
612 });
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
613 $.each(data.userRegions, function(index, region) {
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
614 renderRegion(data, region, anim);
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
615 });
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
616 };
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
617
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
618 // read region data from URL parameters
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
619 var unpackRegions = function (data) {
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
620 var rg = data.settings.rg;
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
621 if (rg == null) return [];
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
622 var coords = rg.split(",");
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
623 var regions = $map(coords, function(coord, index) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
624 var pos = coord.split("/", 4);
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
625 var rect = geom.rectangle(pos[0], pos[1], pos[2], pos[3]);
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
626 return rect;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
627 });
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
628 return regions;
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
629 };
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
630
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
631 // pack user regions array into a URL parameter string
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
632 var packRegions = function (data) {
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
633 var regions = data.userRegions;
815
60e8cca7ac81 could not remove last region
hertzhaft
parents: 813
diff changeset
634 if (!regions.length) {
60e8cca7ac81 could not remove last region
hertzhaft
parents: 813
diff changeset
635 data.settings.rg = null;
60e8cca7ac81 could not remove last region
hertzhaft
parents: 813
diff changeset
636 return;
60e8cca7ac81 could not remove last region
hertzhaft
parents: 813
diff changeset
637 }
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
638 var coords = $.map(regions, function(region, index) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
639 packCoords(region, '/');
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
640 });
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
641 var rg = coords.join(',');
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
642 data.settings.rg = rg;
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
643 console.debug('pack regions:', rg);
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
644 };
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
645
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
646 // zoom to the region coordinates
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
647 var zoomToRegion = function (data, region) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
648 digilib.actions.zoomArea(data, region);
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
649 };
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
650
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
651 // reload display after a region has been added or removed
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
652 var redisplay = function (data) {
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
653 if (data.settings.processUserRegions) {
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
654 packRegions(data);
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
655 }
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
656 fn.redisplay(data);
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
657 };
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
658
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
659 // event handler, gets called when a newRegion event is triggered
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
660 var handleNewRegion = function (evt, $regionDiv) {
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
661 var data = this;
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
662 var settings = data.settings;
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
663 console.debug("regions: handleNewRegion", $regionDiv);
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
664 if (typeof settings.onNewRegion === 'function') {
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
665 // execute callback
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
666 return settings.onNewRegion(data, $regionDiv);
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
667 }
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
668 if (typeof settings.onNewRegion === 'string') {
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
669 // execute action
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
670 return actions[settings.onNewRegion](data, $regionDiv);
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
671 }
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
672 };
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
673
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
674 // event handler, gets called when a regionClick event is triggered
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
675 var handleRegionClick = function (evt, $regionDiv) {
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
676 var data = this;
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
677 var settings = data.settings;
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
678 console.debug("regions: handleRegionClick", $regionDiv);
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
679 if ($regionDiv.data('href')) {
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
680 // follow the href attribute of the region area
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
681 window.location = $regionDiv.data('href'); //TODO: how about target?
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
682 }
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
683 if (typeof settings.onClickRegion === 'function') {
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
684 // execute callback
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
685 return settings.onClickRegion(data, $regionDiv);
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
686 }
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
687 if (typeof settings.onClickRegion === 'string') {
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
688 // execute action
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
689 return actions[settings.onClickRegion](data, $regionDiv);
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
690 }
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
691 };
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
692
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
693 // event handler, reads region parameter and creates region divs
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
694 var handleSetup = function (evt) {
941
565789329189 fix non-local variable use.
robcast
parents: 920
diff changeset
695 var data = this;
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
696 var settings = data.settings;
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
697 console.debug("regions: handleSetup", settings.rg);
1048
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
698 // regions with content are given in HTML divs
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
699 if (settings.processHtmlRegions) {
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
700 createRegionsFromHTML(data);
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
701 }
1048
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
702 // regions are defined in the URL
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
703 if (settings.processUserRegions) {
851
5922c444cd11 fixed region position bug in embedded mode, sigh
hertzhaft
parents: 850
diff changeset
704 createRegionsFromURL(data);
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
705 }
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
706 };
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
707
851
5922c444cd11 fixed region position bug in embedded mode, sigh
hertzhaft
parents: 850
diff changeset
708 // event handler, sets buttons and shows regions when scaler img is reloaded
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
709 var handleUpdate = function (evt) {
941
565789329189 fix non-local variable use.
robcast
parents: 920
diff changeset
710 var data = this;
850
47a6b93bde43 always show html-defined regions. wrong pos still not fixed
hertzhaft
parents: 848
diff changeset
711 console.debug("regions: handleUpdate");
848
77248c6d2a5f fix missing buttons
hertzhaft
parents: 835
diff changeset
712 var settings = data.settings;
77248c6d2a5f fix missing buttons
hertzhaft
parents: 835
diff changeset
713 fn.highlightButtons(data, 'regions' , settings.isRegionVisible);
850
47a6b93bde43 always show html-defined regions. wrong pos still not fixed
hertzhaft
parents: 848
diff changeset
714 renderRegions(data);
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
715 };
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
716
1048
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
717 // additional buttons
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
718 var installButtons = function (data) {
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
719 var settings = data.settings;
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
720 var mode = settings.interactionMode;
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
721 var buttonSettings = settings.buttonSettings[mode];
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
722 // configure buttons through digilib "regionSet" option
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
723 var buttonSet = settings.regionSet || regionSet;
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
724 // set regionSet to [] or '' for no buttons (when showing regions only)
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
725 if (buttonSet.length && buttonSet.length > 0) {
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
726 buttonSettings.regionSet = buttonSet;
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
727 buttonSettings.buttonSets.push('regionSet');
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
728 }
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
729 };
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
730
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
731 // plugin installation called by digilib on plugin object.
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
732 var install = function(plugin) {
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
733 digilib = plugin;
808
ae8e98c479d5 stub for new plugins; overlay div for regions plugin
hertzhaft
parents: 799
diff changeset
734 console.debug('installing regions plugin. digilib:', digilib);
1048
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
735 // import digilib functions
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
736 $.extend(fn, digilib.fn);
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
737 // import geometry classes
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
738 geom = fn.geometry;
808
ae8e98c479d5 stub for new plugins; overlay div for regions plugin
hertzhaft
parents: 799
diff changeset
739 // add defaults, actions, buttons
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
740 $.extend(digilib.defaults, defaults);
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
741 $.extend(digilib.actions, actions);
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
742 $.extend(digilib.buttons, buttons);
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
743 };
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
744
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
745 // plugin initialization
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
746 var init = function (data) {
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
747 console.debug('initialising regions plugin. data:', data);
835
9fa078dcb493 predefine region content with a rel=
hertzhaft
parents: 832
diff changeset
748 var $elem = data.$elem;
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
749 var settings = data.settings;
996
0b63093d598e cssPrefix works now.
robcast
parents: 991
diff changeset
750 var cssPrefix = data.settings.cssPrefix;
1093
75a54db031dd move found region into view, keep zoom factor if possible
hertzhaft
parents: 1092
diff changeset
751 FULL_AREA = geom.rectangle(0, 0, 1, 1);
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
752 // region arrays
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
753 data.userRegions = [];
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
754 data.htmlRegions = [];
1048
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
755 // install event handlers
848
77248c6d2a5f fix missing buttons
hertzhaft
parents: 835
diff changeset
756 var $data = $(data);
920
07c989c41b4f made plugins more jquery 1.7 compliant
robcast
parents: 903
diff changeset
757 $data.on('setup', handleSetup);
07c989c41b4f made plugins more jquery 1.7 compliant
robcast
parents: 903
diff changeset
758 $data.on('update', handleUpdate);
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
759 $data.on('newRegion', handleNewRegion);
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
760 $data.on('regionClick', handleRegionClick);
1095
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
761 // default: autoZoom to region, when clicked - DEPRECATED
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
762 if (settings.autoZoomOnClick && settings.onClickRegion == null) {
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
763 settings.onClickRegion = zoomToRegion;
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
764 }
20ad0034f1e5 more refactoring
hertzhaft
parents: 1094
diff changeset
765 // install region buttons if user defined regions are allowed
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
766 if (settings.processUserRegions) {
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
767 // add "rg" to digilibParamNames
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
768 // settings.digilibParamNames.push('rg');
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
769 // TODO: this leads double params, because
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
770 // settings.additionalParamNames is created earlier than this plugin's init() action
1048
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
771 if (digilib.plugins.buttons != null) {
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
772 installButtons(data);
823
8af71d9d830b fixed automatic region links and region content
hertzhaft
parents: 818
diff changeset
773 }
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
774 }
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
775 };
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
776
808
ae8e98c479d5 stub for new plugins; overlay div for regions plugin
hertzhaft
parents: 799
diff changeset
777 // plugin object with name and install/init methods
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
778 // shared objects filled by digilib on registration
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
779 var pluginProperties = {
1048
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
780 name : 'regions',
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
781 install : install,
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
782 init : init,
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
783 buttons : {},
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
784 actions : {},
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
785 fn : {},
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
786 plugins : {}
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
787 };
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
788
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
789 if ($.fn.digilib == null) {
808
ae8e98c479d5 stub for new plugins; overlay div for regions plugin
hertzhaft
parents: 799
diff changeset
790 $.error("jquery.digilib.regions must be loaded after jquery.digilib!");
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
791 } else {
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
792 $.fn.digilib('plugin', pluginProperties);
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
793 }
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
794 })(jQuery);