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annotate webapp/src/main/webapp/jquery/jquery.digilib.regions.js @ 1091:897268e47ce4

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some events: newRegion and regionClick
author hertzhaft
date Fri, 12 Oct 2012 20:16:40 +0200
parents 16215fc22fbf
children 4964a1e252eb
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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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 functions made available by digilib
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34 var fn = {
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35 // dummy function to avoid errors, gets overwritten by buttons plugin
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36 highlightButtons : function () {
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37 console.debug('regions: dummy function - highlightButtons');
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38 }
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39 };
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40 // affine geometry plugin
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41 var geom = null;
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42
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43 var buttons = {
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44 defineregion : {
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45 onclick : "defineUserRegion",
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46 tooltip : "define a region",
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47 icon : "addregion.png"
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48 },
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49 removeregion : {
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50 onclick : "removeUserRegion",
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51 tooltip : "delete the last user defined region",
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52 icon : "delregion.png"
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53 },
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54 removeallregions : {
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55 onclick : "removeAllUserRegions",
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56 tooltip : "delete all user defined regions",
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57 icon : "delallregions.png"
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58 },
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59 regions : {
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60 onclick : "toggleRegions",
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61 tooltip : "show or hide regions",
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62 icon : "regions.png"
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63 },
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64 regioninfo : {
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65 onclick : "showRegionInfo",
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66 tooltip : "show information about user defined regions",
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67 icon : "regioninfo.png"
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68 }
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69 };
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70
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71 var defaults = {
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72 // are regions being edited?
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73 'editRegions' : false,
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74 // are regions shown?
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75 'isRegionVisible' : true,
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76 // are region numbers shown?
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77 'showRegionNumbers' : true,
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78 // is there region content in the page?
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79 'processHtmlRegions' : false,
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80 // region defined by users and in the URL
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81 'processUserRegions' : true,
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82 // callback for click on region
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83 'onClickRegion' : null,
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84 // callback when new user region is defined
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85 'onNewRegion' : null,
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86 // turn any region into a clickable link to its detail view (DEPRECATED)
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87 'autoZoomOnClick' : false,
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88 // css selector for area/a elements (must also be marked with class "dl-keep")
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89 'htmlRegionsSelector' : 'map.dl-regioncontent area, map.dl-regioncontent a',
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90 // buttonset of this plugin
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91 'regionSet' : ['regions', 'defineregion', 'removeregion', 'removeallregions', 'regioninfo', 'lessoptions'],
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92 // url param for regions
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93 'rg' : null,
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94 // region attributes to copy from HTML
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95 'regionAttributes' : {
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96 'id' :1,
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97 'href' :1,
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98 'title' :1,
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99 'target':1,
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100 'style' :1,
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101 'class' :1
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102 }
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103 };
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104
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105 var actions = {
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106
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107 // define a region interactively with two clicked points
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108 defineUserRegion : function(data) {
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109 if (!data.settings.isRegionVisible) {
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110 alert("Please turn on regions visibility!");
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111 return;
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112 }
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113 var cssPrefix = data.settings.cssPrefix;
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114 var $elem = data.$elem;
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115 var $body = $('body');
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116 var bodyRect = geom.rectangle($body);
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117 var $scaler = data.$scaler;
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118 var scalerRect = geom.rectangle($scaler);
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119 var pt1, pt2;
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120 // overlay prevents other elements from reacting to mouse events
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121 var $overlay = $('<div class="'+cssPrefix+'overlay" style="position:absolute"/>');
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122 $body.append($overlay);
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123 bodyRect.adjustDiv($overlay);
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124 var attr = {'class' : cssPrefix+"regionURL"};
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125 var $regionDiv = addRegionDiv(data, data.userRegions, data.userRegions.length, attr);
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126
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127 // mousedown handler: start sizing
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128 var regionStart = function (evt) {
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129 pt1 = geom.position(evt);
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130 // setup and show zoom div
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131 pt1.adjustDiv($regionDiv);
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132 $regionDiv.width(0).height(0);
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133 $regionDiv.show();
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134 // register mouse events
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135 $overlay.on("mousemove.dlRegion", regionMove);
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136 $overlay.on("mouseup.dlRegion", regionEnd);
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137 return false;
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138 };
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139
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140 // mousemove handler: size region
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141 var regionMove = function (evt) {
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142 pt2 = geom.position(evt);
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143 var rect = geom.rectangle(pt1, pt2);
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144 rect.clipTo(scalerRect);
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145 // update region
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146 rect.adjustDiv($regionDiv);
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147 return false;
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148 };
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149
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150 // mouseup handler: end sizing
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151 var regionEnd = function (evt) {
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152 pt2 = geom.position(evt);
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153 // assume a click and continue if the area is too small
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154 var clickRect = geom.rectangle(pt1, pt2);
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155 if (clickRect.getArea() <= 5) return false;
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156 // unregister mouse events and get rid of overlay
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157 $overlay.off("mousemove.dlRegion", regionMove);
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158 $overlay.off("mouseup.dlRegion", regionEnd);
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159 $overlay.remove();
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160 // clip region
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161 clickRect.clipTo(scalerRect);
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162 clickRect.adjustDiv($regionDiv);
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163 var region = storeUserRegion(data, $regionDiv);
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164 // fn.redisplay(data);
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165 fn.highlightButtons(data, 'defineregion', 0);
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166 redisplay(data);
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167 $(data).trigger('newRegion', region);
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168 return false;
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169 };
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170
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171 // bind start zoom handler
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172 $overlay.one('mousedown.dlRegion', regionStart);
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173 fn.highlightButtons(data, 'defineregion', 1);
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174 },
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175
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176 // remove the last added URL region
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177 removeUserRegion : function (data) {
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178 if (!data.settings.isRegionVisible) {
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179 alert("Please turn on regions visibility!");
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180 return;
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181 }
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182 var r = data.userRegions.pop();
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183 // no more URL regions to delete
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184 if (r == null) return;
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185 var $regionDiv = r.$div;
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186 $regionDiv.remove();
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187 redisplay(data);
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188 },
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189
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190 // remove all manually added regions (defined through URL "rg" parameter)
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191 removeAllUserRegions : function (data) {
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192 if (!data.settings.isRegionVisible) {
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193 alert("Please turn on regions visibility!");
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194 return;
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195 }
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196 var cssPrefix = data.settings.cssPrefix;
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197 var $regions = data.$elem.find('div.'+cssPrefix+'regionURL');
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198 $regions.remove();
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199 data.userRegions = []; // remove only URL regions
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200 redisplay(data);
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201 },
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202
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203 // show/hide regions
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204 toggleRegions : function (data) {
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205 var show = !data.settings.isRegionVisible;
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206 data.settings.isRegionVisible = show;
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207 fn.highlightButtons(data, 'regions', show);
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208 renderRegions(data, 1);
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209 },
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210
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211 // show region info in a window
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212 showRegionInfo : function (data) {
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213 var $elem = data.$elem;
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214 var cssPrefix = data.settings.cssPrefix;
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215 var infoselector = '#'+cssPrefix+'regionInfo';
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216 if (fn.find(data, infoselector)) {
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217 fn.withdraw($info);
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218 return;
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219 }
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220 var html = '\
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221 <div id="'+cssPrefix+'regionInfo" class="'+cssPrefix+'keep '+cssPrefix+'regionInfo">\
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222 <table class="'+cssPrefix+'infoheader">\
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223 <tr>\
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224 <td class="'+cssPrefix+'infobutton html">HTML</td>\
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225 <td class="'+cssPrefix+'infobutton svgattr">SVG</td>\
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226 <td class="'+cssPrefix+'infobutton csv">CSV</td>\
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227 <td class="'+cssPrefix+'infobutton digilib">Digilib</td>\
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228 <td class="'+cssPrefix+'infobutton x">X</td>\
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229 </tr>\
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230 </table>\
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231 </div>';
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232 $info = $(html);
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233 $info.appendTo($elem);
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234 $info.append(regionInfoHTML(data));
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235 $info.append(regionInfoSVG(data));
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236 $info.append(regionInfoCSV(data));
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237 $info.append(regionInfoDigilib(data));
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238 var bind = function(name) {
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239 $info.find('.'+name).on('click.regioninfo', function () {
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240 $info.find('div.'+cssPrefix+'info').hide();
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241 $info.find('div.'+cssPrefix+name).show();
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242 fn.centerOnScreen(data, $info);
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243 });
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244 };
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245 bind('html');
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246 bind('svgattr');
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247 bind('csv');
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248 bind('digilib');
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249 $info.find('.x').on('click.regioninfo', function () {
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250 fn.withdraw($info);
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251 });
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252 $info.fadeIn();
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253 fn.centerOnScreen(data, $info);
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254 },
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255
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256 // display region coordinates in an edit line
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257 showRegionCoords : function (data, region) {
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258 var $elem = data.$elem;
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259 var cssPrefix = data.settings.cssPrefix;
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260 // var infoselector = '#'+cssPrefix+'regionInfo';
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261 // var $info = fn.find(data, infoselector);
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262 var coords = regionCoordsString(region, ',');
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263 var html = '\
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264 <div id="'+cssPrefix+'regionInfo" class="'+cssPrefix+'keep '+cssPrefix+'regionInfo">\
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265 <input name="coords" type="text" size="30" maxlength="40" value="'+coords+'"/>\
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266 </div>';
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267 var $info = $(html);
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268 $info.appendTo($elem);
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269 $input = $info.find('input');
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270 $input.on('focus.regioninfo', function (event) {
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271 this.select();
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272 });
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273 $input.on('blur.regioninfo', function (event) {
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diff changeset
274 fn.withdraw($info);
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275 return false;
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276 });
1091
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277 $input.on('keypress.regioninfo', function (event) {
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diff changeset
278 fn.withdraw($info);
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279 return false;
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280 });
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281 $input.prop("readonly",true);
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282 $info.fadeIn();
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283 fn.centerOnScreen(data, $info);
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284 $input.focus();
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285 console.debug('showRegionCoords', coords);
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286
991
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287 }
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288 };
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289
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290 // store a region div
1091
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291 var storeUserRegion = function (data, $regionDiv) {
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292 var regions = data.userRegions;
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293 var rect = geom.rectangle($regionDiv);
1088
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294 var rectangle = data.imgTrafo.invtransform(rect);
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295 rectangle.$div = $regionDiv;
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296 regions.push(rectangle);
1091
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297 console.debug("storeUserRegion", data.userRegions, "rectangle", rectangle);
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298 return rectangle;
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299 };
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300
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301 // open region as detail
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diff changeset
302 var openDetail = function (data, region) {
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diff changeset
303 digilib.actions.zoomArea(data, region);
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diff changeset
304 };
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305
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diff changeset
306 // make a coords string
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diff changeset
307 var regionCoordsString = function (rect, sep) {
1091
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308 if (sep == null) sep = ','; // comma as default separator
1088
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diff changeset
309 return [
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diff changeset
310 fn.cropFloatStr(rect.x),
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diff changeset
311 fn.cropFloatStr(rect.y),
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diff changeset
312 fn.cropFloatStr(rect.width),
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diff changeset
313 fn.cropFloatStr(rect.height)
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diff changeset
314 ].join(sep);
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315 };
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316
855
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317 // html for later insertion
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318 var regionInfoHTML = function (data) {
996
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319 var cssPrefix = data.settings.cssPrefix;
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320 var $infoDiv = $('<div class="'+cssPrefix+'info '+cssPrefix+'html"/>');
1027
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321 $infoDiv.append($('<div/>').text('<map class="'+cssPrefix+'keep '+cssPrefix+'regioncontent">'));
1091
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322 $.each(data.userRegions, function(index, r) {
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323 var coords = regionCoordsString(r, ',');
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324 $infoDiv.append($('<div/>').text('<area coords="' + coords + '"/>'));
855
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325 });
1027
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326 $infoDiv.append($('<div/>').text('</map>'));
855
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diff changeset
327 return $infoDiv;
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328 };
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329
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330 // SVG-style
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331 var regionInfoSVG = function (data) {
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332 var cssPrefix = data.settings.cssPrefix;
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333 var $infoDiv = $('<div class="'+cssPrefix+'info '+cssPrefix+'svgattr"/>');
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334 $.each(data.userRegions, function(index, r) {
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335 var coords = regionCoordsString(r, ' ');
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336 $infoDiv.append($('<div/>').text('"' + coords + '"'));
855
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337 });
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338 return $infoDiv;
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diff changeset
339 };
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diff changeset
340
1088
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341 // CSV-style
1060
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342 var regionInfoCSV = function (data) {
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343 var cssPrefix = data.settings.cssPrefix;
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344 var $infoDiv = $('<div class="'+cssPrefix+'info '+cssPrefix+'csv"/>');
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345 $.each(data.userRegions, function(index, r) {
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346 var coords = regionCoordsString(r, ',');
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diff changeset
347 $infoDiv.append($('<div/>').text(index+1 + ": " + coords));
1060
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348 });
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349 return $infoDiv;
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diff changeset
350 };
1088
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diff changeset
351
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
352 // digilib-style (h,w@x,y)
855
2c401f68d577 better region info
hertzhaft
parents: 852
diff changeset
353 var regionInfoDigilib = function (data) {
996
0b63093d598e cssPrefix works now.
robcast
parents: 991
diff changeset
354 var cssPrefix = data.settings.cssPrefix;
0b63093d598e cssPrefix works now.
robcast
parents: 991
diff changeset
355 var $infoDiv = $('<div class="'+cssPrefix+'info '+cssPrefix+'digilib"/>');
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
356 $.each(data.userRegions, function(index, r) {
1067
a45894a81e40 #26: minor enhancements for the regions plugin
hertzhaft
parents: 1060
diff changeset
357 if (r.fromHtml) return;
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
358 var coords = r.toString();
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
359 $infoDiv.append($('<div/>').text(coords));
855
2c401f68d577 better region info
hertzhaft
parents: 852
diff changeset
360 });
2c401f68d577 better region info
hertzhaft
parents: 852
diff changeset
361 return $infoDiv;
2c401f68d577 better region info
hertzhaft
parents: 852
diff changeset
362 };
2c401f68d577 better region info
hertzhaft
parents: 852
diff changeset
363
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
364 // add a region to data.$elem
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
365 var addRegionDiv = function (data, regions, index, attributes) {
1025
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
366 var settings = data.settings;
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
367 var cssPrefix = settings.cssPrefix;
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
368 // var nr = regions.length; // we count regions from 1
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
369 var cls = cssPrefix+'region '+cssPrefix+'overlay';
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
370 if (attributes && attributes['class']) {
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
371 cls = cls+' '+attributes['class'];
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
372 delete attributes['class'];
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
373 }
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
374 var $regionDiv = $('<div class="'+cls+'" style="display:none"/>');
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
375 data.$elem.append($regionDiv);
1025
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
376 if (settings.showRegionNumbers) {
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
377 var $regionLink = $('<a class="'+cssPrefix+'regionnumber">'+index+'</a>');
920
07c989c41b4f made plugins more jquery 1.7 compliant
robcast
parents: 903
diff changeset
378 if (attributes) $regionLink.attr(attributes);
851
5922c444cd11 fixed region position bug in embedded mode, sigh
hertzhaft
parents: 850
diff changeset
379 $regionDiv.append($regionLink);
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
380 }
1025
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
381 if (attributes) {
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
382 // copy attributes to div except href
1025
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
383 if (attributes.href) {
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
384 region.href = attributes.href;
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
385 // copy attributes
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
386 var attrs = $.extend({}, attributes);
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
387 delete attrs.href;
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
388 $regionDiv.attr(attrs);
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
389 } else {
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
390 $regionDiv.attr(attributes);
1025
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
391 }
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
392 }
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
393 // DEPRECATED
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
394 if (settings.autoZoomOnClick) {
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
395 if (settings.onClickRegion == null) settings.onClickRegion = openDetail;
823
8af71d9d830b fixed automatic region links and region content
hertzhaft
parents: 818
diff changeset
396 }
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
397 // handle click events on div
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
398 var region = regions[index];
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
399 $regionDiv.on('click.dlRegion', function(evt) {
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
400 $(data).trigger('regionClick', region);
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
401 });
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
402 return $regionDiv;
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
403 };
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
404
851
5922c444cd11 fixed region position bug in embedded mode, sigh
hertzhaft
parents: 850
diff changeset
405 // create a region div from the data.regions array
947
5bde01bcfb16 button plugin works now.
robcast
parents: 941
diff changeset
406 var createRegionDiv = function (data, regions, index, attributes) {
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
407 var region = regions[index];
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
408 // check if div exists
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
409 if (region.$div != null) return region.$div;
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
410 // create and add div
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
411 var $regionDiv = addRegionDiv(data, regions, index, attributes);
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
412 region.$div = $regionDiv;
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
413 return $regionDiv;
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
414 };
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
415
851
5922c444cd11 fixed region position bug in embedded mode, sigh
hertzhaft
parents: 850
diff changeset
416 // create regions from URL parameters
5922c444cd11 fixed region position bug in embedded mode, sigh
hertzhaft
parents: 850
diff changeset
417 var createRegionsFromURL = function (data) {
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
418 var cssPrefix = data.settings.cssPrefix;
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
419 var attr = {'class' : cssPrefix+"regionURL"};
851
5922c444cd11 fixed region position bug in embedded mode, sigh
hertzhaft
parents: 850
diff changeset
420 unpackRegions(data);
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
421 var regions = data.userRegions;
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
422 $.each(regions, function(index, region) {
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
423 createRegionDiv(data, regions, index, attr);
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
424 });
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
425 };
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
426
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
427 // create regions from HTML
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
428 var createRegionsFromHTML = function (data) {
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
429 var cssPrefix = data.settings.cssPrefix;
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
430 var regions = data.htmlRegions;
1025
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
431 // regions are defined in "area" tags
1067
a45894a81e40 #26: minor enhancements for the regions plugin
hertzhaft
parents: 1060
diff changeset
432 var $content = data.$elem.find(data.settings.htmlRegionsSelector);
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
433 console.debug("createRegionsFromHTML. Number of elems: ", $content.length);
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
434 $content.each(function(index, area) {
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
435 var $area = $(area);
852
4658ec2f9565 why not use coords attribute for coords?
hertzhaft
parents: 851
diff changeset
436 // the "coords" attribute contains the region coords (0..1)
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
437 var coords = $area.attr('coords');
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
438 var pos = coords.split(',', 4);
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
439 var rect = geom.rectangle(pos[0], pos[1], pos[2], pos[3]);
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
440 rect.fromHtml = true;
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
441 regions.push(rect);
1024
4ee43243a6a0 more clean up.
robcast
parents: 1023
diff changeset
442 // copy some attributes
873
29f214f59654 copy more region attributes
hertzhaft
parents: 872
diff changeset
443 var attributes = {};
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
444 for (var n in data.settings.regionAttributes) {
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
445 attributes[n] = $area.attr(n);
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
446 }
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
447 // mark div as regionHTML
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
448 regionClass = cssPrefix+'regionHTML';
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
449 if (attributes['class']) {
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
450 attributes['class'] += ' ' + regionClass
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
451 } else {
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
452 attributes['class'] = regionClass
1024
4ee43243a6a0 more clean up.
robcast
parents: 1023
diff changeset
453 }
851
5922c444cd11 fixed region position bug in embedded mode, sigh
hertzhaft
parents: 850
diff changeset
454 // create the div
947
5bde01bcfb16 button plugin works now.
robcast
parents: 941
diff changeset
455 var $regionDiv = createRegionDiv(data, regions, index, attributes);
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
456 var $contents = $area.contents().clone();
1025
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
457 if (attributes.href != null) {
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
458 // wrap contents in a-tag
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
459 var $ca = $('<a href="'+attributes.href+'"/>');
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
460 $ca.append($contents);
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
461 // 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
462 $ca.append($area.attr('alt'));
1025
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
463 $regionDiv.append($ca);
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
464 } else {
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
465 $regionDiv.append($contents);
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
466 // 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
467 $regionDiv.append($area.attr('alt'));
1025
c75858ee4452 more fiddling with regions.
robcast
parents: 1024
diff changeset
468 }
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
469 });
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
470 };
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
471
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
472 // show a region on top of the scaler image
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
473 var renderRegion = function (data, region, anim) {
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
474 if (!data.imgTrafo) return;
950
164d69e2c481 much nicer implementation of preview for scrolling and zooming.
robcast
parents: 947
diff changeset
475 var zoomArea = data.zoomArea;
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
476 var $regionDiv = region.$div;
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
477 if (!$regionDiv) {
950
164d69e2c481 much nicer implementation of preview for scrolling and zooming.
robcast
parents: 947
diff changeset
478 console.error("renderRegion: region has no $div", region);
850
47a6b93bde43 always show html-defined regions. wrong pos still not fixed
hertzhaft
parents: 848
diff changeset
479 // alert("renderRegion: region has no $div to show");
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
480 return;
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
481 }
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
482 var regionRect = region.copy();
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
483 var show = data.settings.isRegionVisible;
1067
a45894a81e40 #26: minor enhancements for the regions plugin
hertzhaft
parents: 1060
diff changeset
484 if (show && zoomArea.overlapsRect(regionRect) && !regionRect.containsRect(zoomArea)) {
950
164d69e2c481 much nicer implementation of preview for scrolling and zooming.
robcast
parents: 947
diff changeset
485 regionRect.clipTo(zoomArea);
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
486 var screenRect = data.imgTrafo.transform(regionRect);
1067
a45894a81e40 #26: minor enhancements for the regions plugin
hertzhaft
parents: 1060
diff changeset
487 // console.debug("renderRegion: pos=",geom.position(screenRect));
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
488 if (anim) {
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
489 $regionDiv.fadeIn();
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
490 } else{
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
491 $regionDiv.show();
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
492 }
1024
4ee43243a6a0 more clean up.
robcast
parents: 1023
diff changeset
493 // adjustDiv sets wrong coords when called BEFORE show()
851
5922c444cd11 fixed region position bug in embedded mode, sigh
hertzhaft
parents: 850
diff changeset
494 screenRect.adjustDiv($regionDiv);
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
495 } else {
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
496 if (anim) {
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
497 $regionDiv.fadeOut();
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
498 } else{
824
f0a5e4d2cba7 hide region when outside of zoomArea, not show
hertzhaft
parents: 823
diff changeset
499 $regionDiv.hide();
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
500 }
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
501 }
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
502 };
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
503
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
504 // show regions
850
47a6b93bde43 always show html-defined regions. wrong pos still not fixed
hertzhaft
parents: 848
diff changeset
505 var renderRegions = function (data, anim) {
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
506 $.each(data.htmlRegions, function(index, region) {
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
507 renderRegion(data, region, anim);
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
508 });
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
509 $.each(data.userRegions, function(index, region) {
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
510 renderRegion(data, region, anim);
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
511 });
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
512 };
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
513
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
514 // read region data from URL parameters
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
515 var unpackRegions = function (data) {
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
516 var rg = data.settings.rg;
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
517 if (rg == null) return;
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
518 var regions = data.userRegions;
958
2a2e8c039c29 changed regions parameter separator to the same as for marks
hertzhaft
parents: 950
diff changeset
519 var rs = rg.split(",");
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
520 for (var i = 0; i < rs.length; i++) {
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
521 var r = rs[i];
958
2a2e8c039c29 changed regions parameter separator to the same as for marks
hertzhaft
parents: 950
diff changeset
522 var pos = r.split("/", 4);
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
523 var rect = geom.rectangle(pos[0], pos[1], pos[2], pos[3]);
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
524 regions.push(rect);
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
525 }
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
526 };
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
527
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
528 // pack user regions array into a URL parameter string
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
529 var packRegions = function (data) {
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
530 var regions = data.userRegions;
815
60e8cca7ac81 could not remove last region
hertzhaft
parents: 813
diff changeset
531 if (!regions.length) {
60e8cca7ac81 could not remove last region
hertzhaft
parents: 813
diff changeset
532 data.settings.rg = null;
60e8cca7ac81 could not remove last region
hertzhaft
parents: 813
diff changeset
533 return;
60e8cca7ac81 could not remove last region
hertzhaft
parents: 813
diff changeset
534 }
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
535 var rg = '';
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
536 for (var i = 0; i < regions.length; i++) {
1024
4ee43243a6a0 more clean up.
robcast
parents: 1023
diff changeset
537 var region = regions[i];
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
538 if (rg) {
958
2a2e8c039c29 changed regions parameter separator to the same as for marks
hertzhaft
parents: 950
diff changeset
539 rg += ',';
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
540 }
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
541 rg += regionCoordsString(region, '/');
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
542 }
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
543 data.settings.rg = rg;
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
544 console.debug('pack regions:', rg);
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
545 };
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
546
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
547 // reload display after a region has been added or removed
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
548 var redisplay = function (data) {
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
549 if (data.settings.processUserRegions) {
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
550 packRegions(data);
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
551 }
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
552 fn.redisplay(data);
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
553 };
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
554
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
555 // event handler, gets called when a newRegion event is triggered
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
556 var handleNewRegion = function (evt, region) {
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
557 var data = this;
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
558 var settings = data.settings;
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
559 console.debug("regions: handleNewRegion", region);
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
560 if (typeof settings.onNewRegion === 'function') {
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
561 // execute callback
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
562 return settings.onNewRegion(data, region);
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
563 }
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
564 if (typeof settings.onNewRegion === 'string') {
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
565 // execute action
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
566 return actions[settings.onNewRegion](data, region);
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
567 }
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
568 };
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
569
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
570 // event handler, gets called when a regionClick event is triggered
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
571 var handleRegionClick = function (evt, region) {
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
572 var data = this;
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
573 var settings = data.settings;
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
574 console.debug("regions: handleRegionClick", region);
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
575 if (region.href) {
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
576 // follow the href attribute of the region area
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
577 window.location = region.href; //TODO: how about target?
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
578 }
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
579 if (typeof settings.onClickRegion === 'function') {
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
580 // execute callback
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
581 return settings.onClickRegion(data, region);
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
582 }
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
583 if (typeof settings.onClickRegion === 'string') {
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
584 // execute action
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
585 return actions[settings.onClickRegion](data, region);
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
586 }
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
587 };
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
588
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
589 // 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
590 var handleSetup = function (evt) {
941
565789329189 fix non-local variable use.
robcast
parents: 920
diff changeset
591 var data = this;
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
592 var settings = data.settings;
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
593 console.debug("regions: handleSetup", settings.rg);
1048
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
594 // regions with content are given in HTML divs
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
595 if (settings.processHtmlRegions) {
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
596 createRegionsFromHTML(data);
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
597 }
1048
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
598 // regions are defined in the URL
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
599 if (settings.processUserRegions) {
851
5922c444cd11 fixed region position bug in embedded mode, sigh
hertzhaft
parents: 850
diff changeset
600 createRegionsFromURL(data);
818
eff74cfaaf97 read regions from HTML (not working yet), show info
hertzhaft
parents: 815
diff changeset
601 }
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
602 };
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
603
851
5922c444cd11 fixed region position bug in embedded mode, sigh
hertzhaft
parents: 850
diff changeset
604 // 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
605 var handleUpdate = function (evt) {
941
565789329189 fix non-local variable use.
robcast
parents: 920
diff changeset
606 var data = this;
850
47a6b93bde43 always show html-defined regions. wrong pos still not fixed
hertzhaft
parents: 848
diff changeset
607 console.debug("regions: handleUpdate");
848
77248c6d2a5f fix missing buttons
hertzhaft
parents: 835
diff changeset
608 var settings = data.settings;
77248c6d2a5f fix missing buttons
hertzhaft
parents: 835
diff changeset
609 fn.highlightButtons(data, 'regions' , settings.isRegionVisible);
850
47a6b93bde43 always show html-defined regions. wrong pos still not fixed
hertzhaft
parents: 848
diff changeset
610 renderRegions(data);
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
611 };
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
612
1048
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
613 // additional buttons
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
614 var installButtons = function (data) {
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
615 var settings = data.settings;
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
616 var mode = settings.interactionMode;
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
617 var buttonSettings = settings.buttonSettings[mode];
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
618 // configure buttons through digilib "regionSet" option
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
619 var buttonSet = settings.regionSet || regionSet;
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
620 // set regionSet to [] or '' for no buttons (when showing regions only)
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
621 if (buttonSet.length && buttonSet.length > 0) {
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
622 buttonSettings.regionSet = buttonSet;
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
623 buttonSettings.buttonSets.push('regionSet');
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
624 }
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
625 };
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
626
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
627 // plugin installation called by digilib on plugin object.
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
628 var install = function(plugin) {
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
629 digilib = plugin;
808
ae8e98c479d5 stub for new plugins; overlay div for regions plugin
hertzhaft
parents: 799
diff changeset
630 console.debug('installing regions plugin. digilib:', digilib);
1048
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
631 // import digilib functions
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
632 $.extend(fn, digilib.fn);
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
633 // import geometry classes
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
634 geom = fn.geometry;
808
ae8e98c479d5 stub for new plugins; overlay div for regions plugin
hertzhaft
parents: 799
diff changeset
635 // add defaults, actions, buttons
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
636 $.extend(digilib.defaults, defaults);
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
637 $.extend(digilib.actions, actions);
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
638 $.extend(digilib.buttons, buttons);
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
639 };
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
640
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
641 // plugin initialization
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
642 var init = function (data) {
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
643 console.debug('initialising regions plugin. data:', data);
835
9fa078dcb493 predefine region content with a rel=
hertzhaft
parents: 832
diff changeset
644 var $elem = data.$elem;
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
645 var settings = data.settings;
996
0b63093d598e cssPrefix works now.
robcast
parents: 991
diff changeset
646 var cssPrefix = data.settings.cssPrefix;
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
647 // region arrays
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
648 data.userRegions = [];
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
649 data.htmlRegions = [];
1048
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
650 // install event handlers
848
77248c6d2a5f fix missing buttons
hertzhaft
parents: 835
diff changeset
651 var $data = $(data);
920
07c989c41b4f made plugins more jquery 1.7 compliant
robcast
parents: 903
diff changeset
652 $data.on('setup', handleSetup);
07c989c41b4f made plugins more jquery 1.7 compliant
robcast
parents: 903
diff changeset
653 $data.on('update', handleUpdate);
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
654 $data.on('newRegion', handleNewRegion);
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
655 $data.on('regionClick', handleRegionClick);
1048
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
656 // install buttons
1027
ff19b9e936d3 allow predefined and user regions at the same time.
robcast
parents: 1025
diff changeset
657 if (settings.processUserRegions) {
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
658 // add "rg" to digilibParamNames
1088
16215fc22fbf better separation of HTML and user defined regions
hertzhaft
parents: 1067
diff changeset
659 // settings.digilibParamNames.push('rg');
1091
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
660 // TODO: this leads double params, because
897268e47ce4 some events: newRegion and regionClick
hertzhaft
parents: 1088
diff changeset
661 // settings.additionalParamNames is created earlier than this plugin's init() action
1048
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
662 if (digilib.plugins.buttons != null) {
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
663 installButtons(data);
823
8af71d9d830b fixed automatic region links and region content
hertzhaft
parents: 818
diff changeset
664 }
813
1a7b14deae3a regions plugin works, inclunding event handlers
hertzhaft
parents: 808
diff changeset
665 }
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
666 };
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
667
808
ae8e98c479d5 stub for new plugins; overlay div for regions plugin
hertzhaft
parents: 799
diff changeset
668 // plugin object with name and install/init methods
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
669 // shared objects filled by digilib on registration
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
670 var pluginProperties = {
1048
4aa90cccb3e4 make plugins independent from buttons plugin
hertzhaft
parents: 1027
diff changeset
671 name : 'regions',
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
672 install : install,
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
673 init : init,
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
674 buttons : {},
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
675 actions : {},
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
676 fn : {},
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
677 plugins : {}
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
678 };
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
679
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
680 if ($.fn.digilib == null) {
808
ae8e98c479d5 stub for new plugins; overlay div for regions plugin
hertzhaft
parents: 799
diff changeset
681 $.error("jquery.digilib.regions must be loaded after jquery.digilib!");
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
682 } else {
799
12f790cb30de started to adapt regions plugin to new plugin mechanism
hertzhaft
parents: 792
diff changeset
683 $.fn.digilib('plugin', pluginProperties);
792
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
684 }
d742bd92b05a first step to a regions plugin
hertzhaft
parents:
diff changeset
685 })(jQuery);