annotate client/digitallibrary/jquery/jquery.digilib.js @ 648:8f76bd79648e jquery

first try at birdview indicator
author hertzhaft
date Fri, 21 Jan 2011 00:33:33 +0100
parents f18fac852d93
children e328273b7ef4
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1 /*
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2 * digilib jQuery plugin
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3 *
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4 */
648
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5
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6 // fallback for console.log calls
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7 if (typeof(console) === 'undefined') {
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8 var console = {
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9 log : function(){},
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10 debug : function(){},
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11 error : function(){}
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12 };
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13 }
597
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14
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15 (function($) {
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16 var buttons = {
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17 reference : {
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18 onclick : "javascript:getRefWin()",
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19 tooltip : "get a reference URL",
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20 img : "reference.png"
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21 },
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22 zoomin : {
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23 onclick : ["zoomBy", 1.4],
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24 tooltip : "zoom in",
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25 img : "zoom-in.png"
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26 },
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27 zoomout : {
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28 onclick : ["zoomBy", 0.7],
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29 tooltip : "zoom out",
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30 img : "zoom-out.png"
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31 },
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32 zoomarea : {
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33 onclick : "javascript:zoomArea()",
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34 tooltip : "zoom area",
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35 img : "zoom-area.png"
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36 },
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37 zoomfull : {
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38 onclick : "zoomFull",
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39 tooltip : "view the whole image",
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40 img : "zoom-full.png"
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41 },
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42 pagewidth : {
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43 onclick : ["zoomFull", "width"],
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44 tooltip : "page width",
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45 img : "pagewidth.png"
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46 },
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47 back : {
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48 onclick : ["gotoPage", "-1"],
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49 tooltip : "goto previous image",
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50 img : "back.png"
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51 },
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52 fwd : {
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53 onclick : ["gotoPage", "+1"],
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54 tooltip : "goto next image",
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55 img : "fwd.png"
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56 },
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57 page : {
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58 onclick : "javascript:gotoPageWin()",
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59 tooltip : "specify image",
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60 img : "page.png"
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61 },
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62 bird : {
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63 onclick : "showBirdDiv",
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64 tooltip : "show bird's eye view",
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65 img : "birds-eye.png"
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66 },
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67 help : {
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68 onclick : "showAboutDiv",
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69 tooltip : "about Digilib",
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70 img : "help.png"
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71 },
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72 reset : {
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73 onclick : "javascript:resetImage()",
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74 tooltip : "reset image",
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75 img : "reset.png"
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76 },
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77 mark : {
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78 onclick : "setMark",
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79 tooltip : "set a mark",
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80 img : "mark.png"
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81 },
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82 delmark : {
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83 onclick : "removeMark",
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84 tooltip : "delete the last mark",
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85 img : "delmark.png"
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86 },
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87 hmir : {
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88 onclick : "javascript:mirror('h')",
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89 tooltip : "mirror horizontally",
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90 img : "mirror-horizontal.png"
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91 },
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92 vmir : {
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93 onclick : "javascript:mirror('v')",
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94 tooltip : "mirror vertically",
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95 img : "mirror-vertical.png"
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96 },
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97 rot : {
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98 onclick : "javascript:setParamWin('rot', 'Rotate (0..360) clockwise')",
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99 tooltip : "rotate image",
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100 img : "rotate.png"
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101 },
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102 brgt : {
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103 onclick : "javascript:setParamWin('brgt', 'Brightness (-255..255)')",
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104 tooltip : "set brightness",
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105 img : "brightness.png"
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106 },
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107 cont : {
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108 onclick : "javascript:setParamWin('cont', 'Contrast (0..8)')",
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109 tooltip : "set contrast",
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110 img : "contrast.png"
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111 },
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112 rgb : {
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113 onclick : "javascript:setParamWin('rgb', '...')",
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114 tooltip : "set rgb values",
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115 img : "rgb.png"
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116 },
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117 quality : {
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118 onclick : "javascript:setQualityWin('Quality (0..2)')",
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119 tooltip : "set image quality",
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120 img : "quality.png"
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121 },
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122 size : {
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123 onclick : "javascript:toggleSizeMenu()",
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124 tooltip : "set page size",
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125 img : "size.png"
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126 },
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127 calibrationx : {
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128 onclick : "javascript:calibrate('x')",
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129 tooltip : "calibrate screen x-ratio",
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130 img : "calibration-x.png"
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131 },
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132 scale : {
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133 onclick : "javascript:toggleScaleMenu()",
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134 tooltip : "change image scale",
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135 img : "original-size.png"
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136 },
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137 options : {
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138 onclick : "javascript:toggleOptionDiv()",
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139 tooltip : "hide options",
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140 img : "options.png"
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141 },
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142 SEP : {
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143 img : "sep.png"
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144 }
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145 };
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146
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147 var defaults = {
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148 // version of this script
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149 'version' : 'jquery.digilib.js 0.9',
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150 // logo url
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151 'logoUrl' : '../img/digilib-logo-text1.png',
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152 // homepage url (behind logo)
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153 'homeUrl' : 'http://digilib.berlios.de',
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154 // base URL to Scaler servlet
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155 'scalerBaseUrl' : null,
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156 // list of Scaler parameters
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157 'scalerParamNames' : ['fn','pn','dw','dh','ww','wh','wx','wy','ws','mo',
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158 'rot','cont','brgt','rgbm','rgba','ddpi','ddpix','ddpiy'],
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159 // Scaler parameter defaults
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160 'pn' : 1,
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161 'ww' : 1.0,
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162 'wh' : 1.0,
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163 'wx' : 0.0,
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164 'wy' : 0.0,
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165 'ws' : 1.0,
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166 'mo' : '',
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167 'rot' : 0,
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168 'cont' : 0,
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169 'brgt' : 0,
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170 'rgbm' : '0/0/0',
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171 'rgba' : '0/0/0',
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172 'ddpi' : null,
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173 'ddpix' : null,
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174 'ddpiy' : null,
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175 // list of digilib parameters
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176 'digilibParamNames' : ['fn','pn','ww','wh','wx','wy','ws','mo','rot','cont','brgt','rgbm','rgba','mk','clop'],
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177 // digilib parameter defaults
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178 'mk' : '',
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179 'clop' : '',
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180 // mode of operation:
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181 // fullscreen = take parameters from page URL, keep state in page URL
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182 // embedded = take parameters from Javascript options, keep state inside object
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183 'interactionMode' : 'fullscreen',
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184 // buttons
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185 'buttons' : buttons,
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186 // path to button images (must end with a slash)
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187 'buttonsImagePath' : '../greyskin/',
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188 // button groups
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189 //'buttonsStandard' : ["reference","zoomin","zoomout","zoomarea","zoomfull","pagewidth","back","fwd","page","bird","SEP","help","reset","options"],
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190 'buttonsStandard' : ["reference","zoomin","zoomout","zoomarea","zoomfull","pagewidth","mark","delmark","back","fwd","page","bird","SEP","help","reset","options"],
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191 'buttonsSpecial' : ["mark","delmark","hmir","vmir","rot","brgt","cont","rgb","quality","size","calibrationx","scale","SEP","options"],
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192 'buttonsCustom' : [],
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193 // is birdView shown?
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194 'isBirdDivVisible' : false,
608
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diff changeset
195 // dimensions of bird's eye window
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196 'birdDivOptions' : {'dw' : 200, 'dh' : 200},
609
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197 // is the "about" window shown?
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198 'isAboutDivVisible' : false
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199
603
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200 };
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201
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202 // affine geometry classes
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203 var geom = dlGeometry();
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204
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205 var MAX_ZOOMAREA = geom.rectangle(0, 0, 1, 1);
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206
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207 var actions = {
601
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208 // digilib initialization
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209 init : function(options) {
601
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210 // settings for this digilib instance are merged from defaults and options
600
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211 var settings = $.extend({}, defaults, options);
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212 var isFullscreen = settings.interactionMode === 'fullscreen';
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213 var queryParams = {};
600
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214 if (isFullscreen) {
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215 queryParams = parseQueryParams();
645
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216 // check scalerBaseUrl
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217 if (settings.scalerBaseUrl == null) {
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218 // try the host this came from
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219 var h = window.location.host;
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220 if (window.location.host) {
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221 var url = window.location.href;
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222 // assume the page lives in [webapp]/jquery/
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223 var pos = url.indexOf('jquery/');
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224 if (pos > 0) {
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225 settings.scalerBaseUrl = url.substring(0, pos) + 'servlet/Scaler';
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226 }
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227 }
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228 }
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229 }
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230 return this.each(function() {
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231 var $elem = $(this);
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232 var data = $elem.data('digilib');
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233 var elemSettings;
601
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234 // if the plugin hasn't been initialized yet
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235 if (!data) {
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236 // merge query parameters
600
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237 if (isFullscreen) {
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238 elemSettings = $.extend({}, settings, queryParams);
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239 } else {
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240 elemSettings = $.extend({}, settings, parseImgParams($elem));
627
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241 }
610
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242 // store $(this) element in the settings
620
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243 data = {
640
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244 $elem : $elem,
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245 settings : elemSettings,
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246 queryParams : queryParams
620
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247 };
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248 // store in data element
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249 $elem.data('digilib', data);
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250 }
626
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251 unpackParams(data);
601
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252 // create HTML structure
620
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253 setupScalerDiv(data);
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254 setupButtons(data, 'buttonsStandard');
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255 // bird's eye view creation
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256 if (settings.isBirdDivVisible) {
634
3223fabd53bc some small aboutdiv fixes
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diff changeset
257 setupBirdDiv(data);
632
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258 }
620
b930fa64c684 scalerImgLoaded sets up img trafo
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259 // about window creation - TODO: could be deferred? restrict to only one item?
621
7f97716b901c changed methods to pass "data" around instead of "settings"
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diff changeset
260 setupAboutDiv(data);
597
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261 });
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262 },
601
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263
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diff changeset
264 // clean up digilib
644
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265 destroy : function(data) {
597
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266 return this.each(function(){
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267 var $elem = $(this);
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268 // Namespacing FTW
598
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269 $(window).unbind('.digilib'); // unbinds all digilibs(?)
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270 data.digilib.remove();
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271 $elem.removeData('digilib');
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272 });
610
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diff changeset
273 },
2f2cd8c44a1c toggle view event handlers for bird's eye and 'about windows
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diff changeset
274
628
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275 // show or hide the 'about' window
644
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276 showAboutDiv : function(data, show) {
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277 data.settings.isAboutDivVisible = showDiv(data.settings.isAboutDivVisible, data.$aboutDiv, show);
610
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diff changeset
278 },
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diff changeset
279
2f2cd8c44a1c toggle view event handlers for bird's eye and 'about windows
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diff changeset
280 // event handler: toggles the visibility of the bird's eye window
644
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281 showBirdDiv : function (data, show) {
631
95c33992981a setupBirdDiv deferred until used
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diff changeset
282 if (data.$birdDiv == null) {
95c33992981a setupBirdDiv deferred until used
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diff changeset
283 // no bird div -> create
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diff changeset
284 setupBirdDiv(data);
95c33992981a setupBirdDiv deferred until used
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diff changeset
285 }
648
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286 // TODO: keep bird view visible after reload (parameter, cookie?)
628
a78491a53c2a changed button onclick binding to use closure
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287 data.settings.isBirdDivVisible = showDiv(data.settings.isBirdDivVisible, data.$birdDiv, show);
648
8f76bd79648e first try at birdview indicator
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288 showBirdIndicator(data);
616
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diff changeset
289 },
648
8f76bd79648e first try at birdview indicator
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290
616
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diff changeset
291 // goto given page nr (+/-: relative)
644
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292 gotoPage : function (data, pageNr) {
629
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293 var settings = data.settings;
616
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diff changeset
294 var oldpn = settings.pn;
617
8b1e255b617c small retouches
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diff changeset
295 var pn = setNumValue(settings, "pn", pageNr);
8b1e255b617c small retouches
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parents: 616
diff changeset
296 if (pn == null) return false; // nothing happened
616
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diff changeset
297 if (pn < 1) {
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diff changeset
298 alert("no such page (page number too low)");
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diff changeset
299 settings.pn = oldpn;
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diff changeset
300 return false;
627
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diff changeset
301 }
616
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diff changeset
302 if (settings.pt) {
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diff changeset
303 if (pn > settings.pt) {
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diff changeset
304 alert("no such page (page number too high)");
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parents: 615
diff changeset
305 settings.pn = oldpn;
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diff changeset
306 return false;
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diff changeset
307 }
627
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308 }
637
71cc855e2e4b reload doesn't take list of changed parameters any more
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diff changeset
309 // reset mk and others(?)
636
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diff changeset
310 data.marks = [];
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diff changeset
311 data.zoomArea = MAX_ZOOMAREA;
629
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312 // then reload
637
71cc855e2e4b reload doesn't take list of changed parameters any more
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diff changeset
313 redisplay(data);
636
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diff changeset
314 },
648
8f76bd79648e first try at birdview indicator
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diff changeset
315
636
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316 // zoom by a given factor
644
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317 zoomBy : function (data, factor) {
636
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diff changeset
318 zoomBy(data, factor);
640
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diff changeset
319 },
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diff changeset
320
3f23600c96e5 set mark works now
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diff changeset
321 // zoom out to full page
644
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
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diff changeset
322 zoomFull : function (data, mode) {
640
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diff changeset
323 data.zoomArea = MAX_ZOOMAREA;
643
abf4c8db18c8 zoom to page width works now
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diff changeset
324 if (mode === 'width') {
abf4c8db18c8 zoom to page width works now
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diff changeset
325 data.dlOpts.fitwidth = 1;
abf4c8db18c8 zoom to page width works now
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diff changeset
326 delete data.dlOpts.fitheight;
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diff changeset
327 } else if (mode === 'height') {
abf4c8db18c8 zoom to page width works now
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diff changeset
328 data.dlOpts.fitheight = 1;
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diff changeset
329 delete data.dlOpts.fitwidth;
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diff changeset
330 } else {
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diff changeset
331 delete data.dlOpts.fitwidth;
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diff changeset
332 delete data.dlOpts.fitheight;
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diff changeset
333 }
640
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diff changeset
334 redisplay(data);
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diff changeset
335 },
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diff changeset
336
3f23600c96e5 set mark works now
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diff changeset
337 // set a mark by clicking (or giving a position)
644
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
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diff changeset
338 setMark : function (data, mpos) {
640
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diff changeset
339 if (mpos == null) {
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diff changeset
340 // interactive
3f23600c96e5 set mark works now
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diff changeset
341 setMark(data);
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342 } else {
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343 // use position
3f23600c96e5 set mark works now
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diff changeset
344 data.marks.push(pos);
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345 redisplay(data);
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diff changeset
346 }
643
abf4c8db18c8 zoom to page width works now
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diff changeset
347 },
abf4c8db18c8 zoom to page width works now
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diff changeset
348
abf4c8db18c8 zoom to page width works now
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diff changeset
349 // remove the last mark
644
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
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diff changeset
350 removeMark : function (data) {
643
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diff changeset
351 data.marks.pop();
abf4c8db18c8 zoom to page width works now
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diff changeset
352 redisplay(data);
597
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353 }
643
abf4c8db18c8 zoom to page width works now
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diff changeset
354
598
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diff changeset
355 };
597
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356
601
4da7592149e7 start work on scaler call
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357 // returns parameters from page url
600
9da729b90004 parameter parsing
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diff changeset
358 var parseQueryParams = function() {
629
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diff changeset
359 return parseQueryString(window.location.search.slice(1));
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diff changeset
360 };
648
8f76bd79648e first try at birdview indicator
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diff changeset
361
629
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362 // returns parameters from embedded img-element
600
9da729b90004 parameter parsing
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diff changeset
363 var parseImgParams = function($elem) {
606
d08d095430c3 keeping img tag for embedded mode seems to work now
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parents: 605
diff changeset
364 var src = $elem.find('img').first().attr('src');
d08d095430c3 keeping img tag for embedded mode seems to work now
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parents: 605
diff changeset
365 if (!src) {
d08d095430c3 keeping img tag for embedded mode seems to work now
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parents: 605
diff changeset
366 return null;
d08d095430c3 keeping img tag for embedded mode seems to work now
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parents: 605
diff changeset
367 }
600
9da729b90004 parameter parsing
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diff changeset
368 var pos = src.indexOf('?');
9da729b90004 parameter parsing
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diff changeset
369 var query = (pos < 0) ? '' : src.substring(pos + 1);
9da729b90004 parameter parsing
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diff changeset
370 var scalerUrl = src.substring(0, pos);
620
b930fa64c684 scalerImgLoaded sets up img trafo
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diff changeset
371 var params = parseQueryString(query);
b930fa64c684 scalerImgLoaded sets up img trafo
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diff changeset
372 params.scalerBaseUrl = scalerUrl;
b930fa64c684 scalerImgLoaded sets up img trafo
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diff changeset
373 return params;
629
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diff changeset
374 };
600
9da729b90004 parameter parsing
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diff changeset
375
601
4da7592149e7 start work on scaler call
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diff changeset
376 // parses query parameter string into parameter object
600
9da729b90004 parameter parsing
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parents: 598
diff changeset
377 var parseQueryString = function(query) {
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diff changeset
378 var pairs = query.split("&");
620
b930fa64c684 scalerImgLoaded sets up img trafo
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diff changeset
379 var params = {};
629
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diff changeset
380 //var keys = [];
600
9da729b90004 parameter parsing
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diff changeset
381 for (var i = 0; i < pairs.length; i++) {
9da729b90004 parameter parsing
hertzhaft
parents: 598
diff changeset
382 var pair = pairs[i].split("=");
9da729b90004 parameter parsing
hertzhaft
parents: 598
diff changeset
383 if (pair.length === 2) {
620
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
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diff changeset
384 params[pair[0]] = pair[1];
629
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diff changeset
385 //keys.push(pair[0]);
627
adb852652441 trying showAboutDivFn...
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parents: 626
diff changeset
386 }
629
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diff changeset
387 }
620
b930fa64c684 scalerImgLoaded sets up img trafo
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diff changeset
388 return params;
629
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diff changeset
389 };
597
33605dd3e9c6 version zero of jquery.digilib
robcast
parents:
diff changeset
390
636
687447a0e799 zoomin and -out works now
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diff changeset
391 // returns a query string from key names from a parameter hash (ignoring if the same value is in defaults)
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diff changeset
392 var getParamString = function (settings, keys, defaults) {
608
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
393 var paramString = '';
643
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parents: 642
diff changeset
394 var nx = false;
608
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
395 for (i = 0; i < keys.length; ++i) {
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
396 var key = keys[i];
636
687447a0e799 zoomin and -out works now
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diff changeset
397 if ((settings[key] != null) && ((defaults == null) || (settings[key] !== defaults[key]))) {
608
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
398 // first param gets no '&'
643
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parents: 642
diff changeset
399 if (nx) {
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parents: 642
diff changeset
400 paramString += '&';
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parents: 642
diff changeset
401 } else {
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parents: 642
diff changeset
402 nx = true;
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parents: 642
diff changeset
403 }
608
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
404 // add parm=val
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
405 paramString += key + '=' + settings[key];
636
687447a0e799 zoomin and -out works now
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parents: 634
diff changeset
406 }
608
5de82bb5022d setup bird's eye view div
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parents: 607
diff changeset
407 }
5de82bb5022d setup bird's eye view div
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parents: 607
diff changeset
408 return paramString;
624
6b1b4d269967 more work on initialisation
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diff changeset
409 };
6b1b4d269967 more work on initialisation
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diff changeset
410
629
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diff changeset
411 // returns URL and query string for Scaler
6b24ad042d7b last and next page works now
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diff changeset
412 var getScalerUrl = function (data) {
646
f18fac852d93 fixed dumb bug
robcast
parents: 645
diff changeset
413 var settings = data.settings;
645
ce5c61b891f6 added guessing of scalerBaseUrl
robcast
parents: 644
diff changeset
414 if (settings.scalerBaseUrl == null) {
ce5c61b891f6 added guessing of scalerBaseUrl
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parents: 644
diff changeset
415 alert("ERROR: URL of digilib Scaler servlet missing!");
ce5c61b891f6 added guessing of scalerBaseUrl
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parents: 644
diff changeset
416 }
629
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diff changeset
417 var keys = settings.scalerParamNames;
636
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diff changeset
418 var queryString = getParamString(settings, keys, defaults);
629
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419 var url = settings.scalerBaseUrl + '?' + queryString;
6b24ad042d7b last and next page works now
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420 return url;
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
421 };
6b24ad042d7b last and next page works now
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diff changeset
422
6b24ad042d7b last and next page works now
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diff changeset
423 // returns URL and query string for current digilib
637
71cc855e2e4b reload doesn't take list of changed parameters any more
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parents: 636
diff changeset
424 var getDigilibUrl = function (data) {
636
687447a0e799 zoomin and -out works now
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parents: 634
diff changeset
425 packParams(data);
629
6b24ad042d7b last and next page works now
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diff changeset
426 var settings = data.settings;
637
71cc855e2e4b reload doesn't take list of changed parameters any more
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parents: 636
diff changeset
427 var queryString = getParamString(settings, settings.digilibParamNames, defaults);
629
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
428 var url = window.location.toString();
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
429 var pos = url.indexOf('?');
6b24ad042d7b last and next page works now
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diff changeset
430 var baseUrl = url.substring(0, pos);
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
431 var newurl = baseUrl + '?' + queryString;
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
432 return newurl;
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
433 };
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
434
648
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
435 // processes some parameters into objects and stuff
624
6b1b4d269967 more work on initialisation
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parents: 622
diff changeset
436 var unpackParams = function (data) {
6b1b4d269967 more work on initialisation
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parents: 622
diff changeset
437 var settings = data.settings;
629
6b24ad042d7b last and next page works now
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diff changeset
438 // zoom area
624
6b1b4d269967 more work on initialisation
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parents: 622
diff changeset
439 var zoomArea = geom.rectangle(settings.wx, settings.wy, settings.ww, settings.wh);
636
687447a0e799 zoomin and -out works now
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diff changeset
440 data.zoomArea = zoomArea;
629
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diff changeset
441 // marks
624
6b1b4d269967 more work on initialisation
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parents: 622
diff changeset
442 var marks = [];
643
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
443 if (settings.mk) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
444 var mk = settings.mk;
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
445 if (mk.indexOf(";") >= 0) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
446 var pa = mk.split(";"); // old format with ";"
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
447 } else {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
448 var pa = mk.split(","); // new format
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
449 }
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
450 for (var i = 0; i < pa.length ; i++) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
451 var pos = pa[i].split("/");
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
452 if (pos.length > 1) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
453 marks.push(geom.position(pos[0], pos[1]));
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
454 }
626
e9493573e5d8 rendering marks works now
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parents: 624
diff changeset
455 }
624
6b1b4d269967 more work on initialisation
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parents: 622
diff changeset
456 }
636
687447a0e799 zoomin and -out works now
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parents: 634
diff changeset
457 data.marks = marks;
643
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parents: 642
diff changeset
458 // mo (Scaler flags)
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
459 var flags = {};
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
460 if (settings.mo) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
461 var pa = settings.mo.split(",");
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
462 for (var i = 0; i < pa.length ; i++) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
463 flags[pa[i]] = pa[i];
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
464 }
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
465 }
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
466 data.scalerFlags = flags;
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
467 // clop (digilib options)
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parents: 642
diff changeset
468 var opts = {};
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
469 if (settings.clop) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
470 var pa = settings.clop.split(",");
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
471 for (var i = 0; i < pa.length ; i++) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
472 opts[pa[i]] = pa[i];
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
473 }
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diff changeset
474 }
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
475 data.dlOpts = opts;
648
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
476 };
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
477
624
6b1b4d269967 more work on initialisation
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parents: 622
diff changeset
478 // put objects back into parameters
6b1b4d269967 more work on initialisation
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parents: 622
diff changeset
479 var packParams = function (data) {
6b1b4d269967 more work on initialisation
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parents: 622
diff changeset
480 var settings = data.settings;
629
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
481 // zoom area
636
687447a0e799 zoomin and -out works now
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parents: 634
diff changeset
482 if (data.zoomArea) {
640
3f23600c96e5 set mark works now
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parents: 638
diff changeset
483 settings.wx = cropFloat(data.zoomArea.x);
3f23600c96e5 set mark works now
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parents: 638
diff changeset
484 settings.wy = cropFloat(data.zoomArea.y);
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
485 settings.ww = cropFloat(data.zoomArea.width);
3f23600c96e5 set mark works now
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parents: 638
diff changeset
486 settings.wh = cropFloat(data.zoomArea.height);
624
6b1b4d269967 more work on initialisation
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parents: 622
diff changeset
487 }
629
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
488 // marks
636
687447a0e799 zoomin and -out works now
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parents: 634
diff changeset
489 if (data.marks) {
643
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
490 settings.mk = '';
636
687447a0e799 zoomin and -out works now
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diff changeset
491 for (var i = 0; i < data.marks.length; i++) {
643
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
492 if (i) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
493 settings.mk += ',';
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parents: 642
diff changeset
494 }
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
495 settings.mk += cropFloat(data.marks[i].x).toString() + '/' + cropFloat(data.marks[i].y).toString();
624
6b1b4d269967 more work on initialisation
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parents: 622
diff changeset
496 }
643
abf4c8db18c8 zoom to page width works now
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diff changeset
497 }
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
498 // Scaler flags
abf4c8db18c8 zoom to page width works now
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diff changeset
499 if (data.scalerFlags) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
500 var mo = '';
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
501 for (var f in data.scalerFlags) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
502 if (mo) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
503 mo += ',';
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
504 }
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
505 mo += f;
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diff changeset
506 }
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
507 settings.mo = mo;
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diff changeset
508 }
abf4c8db18c8 zoom to page width works now
robcast
parents: 642
diff changeset
509 // digilib options
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
510 if (data.dlOpts) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
511 var clop = '';
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
512 for (var o in data.dlOpts) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
513 if (clop) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
514 clop += ',';
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diff changeset
515 }
abf4c8db18c8 zoom to page width works now
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diff changeset
516 clop += o;
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diff changeset
517 }
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
518 settings.clop = clop;
624
6b1b4d269967 more work on initialisation
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diff changeset
519 }
6b1b4d269967 more work on initialisation
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parents: 622
diff changeset
520 };
648
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
521
602
c6f62be59683 start work on scaler call
robcast
parents: 601
diff changeset
522 // returns maximum size for scaler img in fullscreen mode
c6f62be59683 start work on scaler call
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parents: 601
diff changeset
523 var getFullscreenImgSize = function($elem) {
c6f62be59683 start work on scaler call
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parents: 601
diff changeset
524 var winH = $(window).height();
c6f62be59683 start work on scaler call
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parents: 601
diff changeset
525 var winW = $(window).width();
c6f62be59683 start work on scaler call
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parents: 601
diff changeset
526 // TODO: account for borders?
c6f62be59683 start work on scaler call
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parents: 601
diff changeset
527 return geom.size(winW, winH);
601
4da7592149e7 start work on scaler call
robcast
parents: 600
diff changeset
528 };
648
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
529
615
ca1cdfe7b064 factored out display function
hertzhaft
parents: 614
diff changeset
530 // (re)load the img from a new scaler URL
637
71cc855e2e4b reload doesn't take list of changed parameters any more
robcast
parents: 636
diff changeset
531 var redisplay = function (data) {
629
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
532 var settings = data.settings;
6b24ad042d7b last and next page works now
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diff changeset
533 if (settings.interactionMode === 'fullscreen') {
6b24ad042d7b last and next page works now
robcast
parents: 628
diff changeset
534 // update location.href (browser URL) in fullscreen mode
637
71cc855e2e4b reload doesn't take list of changed parameters any more
robcast
parents: 636
diff changeset
535 var url = getDigilibUrl(data);
629
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
536 var history = window.history;
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
537 if (typeof(history.pushState) === 'function') {
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
538 console.debug("we could modify history, but we don't...");
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
539 }
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
540 window.location = url;
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
541 } else {
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
542 // embedded mode -- just change img src
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
543 var url = getScalerUrl(data);
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
544 data.$img.attr('src', url);
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
545 }
615
ca1cdfe7b064 factored out display function
hertzhaft
parents: 614
diff changeset
546 };
ca1cdfe7b064 factored out display function
hertzhaft
parents: 614
diff changeset
547
601
4da7592149e7 start work on scaler call
robcast
parents: 600
diff changeset
548 // creates HTML structure for digilib in elem
620
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
549 var setupScalerDiv = function (data) {
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
550 var settings = data.settings;
640
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
551 var $elem = data.$elem;
616
89f53fb8fd13 first attempt at switching images by page number
hertzhaft
parents: 615
diff changeset
552 var $img;
601
4da7592149e7 start work on scaler call
robcast
parents: 600
diff changeset
553 if (settings.interactionMode === 'fullscreen') {
602
c6f62be59683 start work on scaler call
robcast
parents: 601
diff changeset
554 // fullscreen
c6f62be59683 start work on scaler call
robcast
parents: 601
diff changeset
555 var imgSize = getFullscreenImgSize($elem);
643
abf4c8db18c8 zoom to page width works now
robcast
parents: 642
diff changeset
556 // fitwidth/height omits destination height/width
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
557 if (data.dlOpts['fitheight'] == null) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
558 settings.dw = imgSize.width;
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
559 }
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
560 if (data.dlOpts['fitwidth'] == null) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
561 settings.dh = imgSize.height;
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parents: 642
diff changeset
562 }
606
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
563 $img = $('<img/>');
629
6b24ad042d7b last and next page works now
robcast
parents: 628
diff changeset
564 var scalerUrl = getScalerUrl(data);
6b24ad042d7b last and next page works now
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parents: 628
diff changeset
565 $img.attr('src', scalerUrl);
602
c6f62be59683 start work on scaler call
robcast
parents: 601
diff changeset
566 } else {
606
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
567 // embedded mode -- try to keep img tag
616
89f53fb8fd13 first attempt at switching images by page number
hertzhaft
parents: 615
diff changeset
568 $img = $elem.find('img');
606
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
569 if ($img.length > 0) {
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
570 console.debug("img detach:",$img);
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
571 $img.detach();
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
572 } else {
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
573 $img = $('<img/>');
629
6b24ad042d7b last and next page works now
robcast
parents: 628
diff changeset
574 var scalerUrl = getScalerUrl(data);
6b24ad042d7b last and next page works now
robcast
parents: 628
diff changeset
575 $img.attr('src', scalerUrl);
606
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
576 }
601
4da7592149e7 start work on scaler call
robcast
parents: 600
diff changeset
577 }
606
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
578 // create new html
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
579 $elem.empty(); // TODO: should we keep stuff for customization?
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
580 var $scaler = $('<div class="scaler"/>');
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
581 $elem.append($scaler);
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
582 $scaler.append($img);
615
ca1cdfe7b064 factored out display function
hertzhaft
parents: 614
diff changeset
583 $img.addClass('pic');
642
a656e52d7c18 beter event handling for setMark...
robcast
parents: 641
diff changeset
584 data.$scaler = $scaler;
629
6b24ad042d7b last and next page works now
robcast
parents: 628
diff changeset
585 data.$img = $img;
6b24ad042d7b last and next page works now
robcast
parents: 628
diff changeset
586 $img.load(scalerImgLoadedHandler(data));
601
4da7592149e7 start work on scaler call
robcast
parents: 600
diff changeset
587 };
608
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
588
603
e92511f4dddc code for generating the buttons
hertzhaft
parents: 602
diff changeset
589 // creates HTML structure for buttons in elem
621
7f97716b901c changed methods to pass "data" around instead of "settings"
robcast
parents: 620
diff changeset
590 var setupButtons = function (data, actionGroup) {
640
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
591 var $elem = data.$elem;
621
7f97716b901c changed methods to pass "data" around instead of "settings"
robcast
parents: 620
diff changeset
592 var settings = data.settings;
603
e92511f4dddc code for generating the buttons
hertzhaft
parents: 602
diff changeset
593 if (settings.interactionMode === 'fullscreen') {
e92511f4dddc code for generating the buttons
hertzhaft
parents: 602
diff changeset
594 // fullscreen -- create new
605
959bf7c3d684 bind data and actions to buttons
hertzhaft
parents: 604
diff changeset
595 var $buttonsDiv = $('<div class="buttons"></div>');
959bf7c3d684 bind data and actions to buttons
hertzhaft
parents: 604
diff changeset
596 $elem.append($buttonsDiv);
611
d332c61da1b0 some refactoring, onclick handlers now work with arguments
hertzhaft
parents: 610
diff changeset
597 var actionNames = settings[actionGroup];
d332c61da1b0 some refactoring, onclick handlers now work with arguments
hertzhaft
parents: 610
diff changeset
598 for (var i = 0; i < actionNames.length; i++) {
d332c61da1b0 some refactoring, onclick handlers now work with arguments
hertzhaft
parents: 610
diff changeset
599 var actionName = actionNames[i];
644
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
600 var buttonSettings = settings.buttons[actionName];
605
959bf7c3d684 bind data and actions to buttons
hertzhaft
parents: 604
diff changeset
601 // construct the button html
959bf7c3d684 bind data and actions to buttons
hertzhaft
parents: 604
diff changeset
602 var $button = $('<div class="button"></div>');
959bf7c3d684 bind data and actions to buttons
hertzhaft
parents: 604
diff changeset
603 var $a = $('<a/>');
607
dc6b2e7f3621 highlight hovered buttons
hertzhaft
parents: 606
diff changeset
604 var $img = $('<img class="button"/>');
605
959bf7c3d684 bind data and actions to buttons
hertzhaft
parents: 604
diff changeset
605 $buttonsDiv.append($button);
959bf7c3d684 bind data and actions to buttons
hertzhaft
parents: 604
diff changeset
606 $button.append($a);
959bf7c3d684 bind data and actions to buttons
hertzhaft
parents: 604
diff changeset
607 $a.append($img);
959bf7c3d684 bind data and actions to buttons
hertzhaft
parents: 604
diff changeset
608 // add attributes and bindings
644
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
609 $button.attr('title', buttonSettings.tooltip);
611
d332c61da1b0 some refactoring, onclick handlers now work with arguments
hertzhaft
parents: 610
diff changeset
610 $button.addClass('button-' + actionName);
628
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
611 // create handler for the buttons
642
a656e52d7c18 beter event handling for setMark...
robcast
parents: 641
diff changeset
612 $a.bind('click.digilib', (function () {
644
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
613 // we create a new closure to capture the value of action
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
614 var action = buttonSettings.onclick;
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
615 if ($.isArray(action)) {
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
616 // the handler function calls digilib with action and parameters
642
a656e52d7c18 beter event handling for setMark...
robcast
parents: 641
diff changeset
617 return function (evt) {
644
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
618 console.debug('click action=', action, ' evt=', evt);
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
619 $elem.digilib.apply($elem, action);
642
a656e52d7c18 beter event handling for setMark...
robcast
parents: 641
diff changeset
620 return false;
612
97082d0c0192 'about' window has its own event handler
hertzhaft
parents: 611
diff changeset
621 };
628
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
622 } else {
644
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
623 // the handler function calls digilib with action
642
a656e52d7c18 beter event handling for setMark...
robcast
parents: 641
diff changeset
624 return function (evt) {
644
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
625 console.debug('click action=', action, ' evt=', evt);
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
626 $elem.digilib(action);
642
a656e52d7c18 beter event handling for setMark...
robcast
parents: 641
diff changeset
627 return false;
628
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
628 };
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
629 }
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
630 })());
644
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
631 $img.attr('src', settings.buttonsImagePath + buttonSettings.img);
630
89d9ac6199a3 small fixes
robcast
parents: 629
diff changeset
632 }
604
13c8b1ad99d4 work on button creation
robcast
parents: 603
diff changeset
633 }
605
959bf7c3d684 bind data and actions to buttons
hertzhaft
parents: 604
diff changeset
634 return $buttonsDiv;
603
e92511f4dddc code for generating the buttons
hertzhaft
parents: 602
diff changeset
635 };
608
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
636
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
637 // creates HTML structure for the bird's eye view in elem
631
95c33992981a setupBirdDiv deferred until used
robcast
parents: 630
diff changeset
638 var setupBirdDiv = function (data) {
640
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
639 var $elem = data.$elem;
621
7f97716b901c changed methods to pass "data" around instead of "settings"
robcast
parents: 620
diff changeset
640 var settings = data.settings;
608
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
641 // use only the relevant parameters
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
642 var keys = ['fn','pn','dw','dh'];
632
42479ca10ef9 setupBirdDiv called early if enabled in options
robcast
parents: 631
diff changeset
643 var birdSettings = $.extend({}, settings, settings.birdDivOptions);
621
7f97716b901c changed methods to pass "data" around instead of "settings"
robcast
parents: 620
diff changeset
644 var birdUrl = settings.scalerBaseUrl + '?' + getParamString(birdSettings, keys);
608
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
645 // the bird's eye div
618
8bdc9659ecfa small merge and fix
robcast
parents: 612 613
diff changeset
646 var $birdviewDiv = $('<div class="birdview" style="display:none"/>');
608
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
647 // the detail indicator frame
648
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
648 var $birdzoomDiv = $('<div class="birdzoom" style="position: absolute; background-color: transparent;"/>');
608
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
649 // the small image
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
650 var $birdImg = $('<img class="birdimg"/>');
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
651 $elem.append($birdviewDiv);
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
652 $birdviewDiv.append($birdzoomDiv);
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
653 $birdviewDiv.append($birdImg);
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
654 $birdImg.attr('src', birdUrl);
633
f58bf103c3af enabling bird's eye view in options now even works...
robcast
parents: 632
diff changeset
655 if (data.settings.isBirdDivVisible) {
f58bf103c3af enabling bird's eye view in options now even works...
robcast
parents: 632
diff changeset
656 $birdviewDiv.fadeIn();
f58bf103c3af enabling bird's eye view in options now even works...
robcast
parents: 632
diff changeset
657 }
628
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
658 data.$birdDiv = $birdviewDiv;
633
f58bf103c3af enabling bird's eye view in options now even works...
robcast
parents: 632
diff changeset
659 };
608
5de82bb5022d setup bird's eye view div
hertzhaft
parents: 607
diff changeset
660
618
8bdc9659ecfa small merge and fix
robcast
parents: 612 613
diff changeset
661 // creates HTML structure for the about view in elem
621
7f97716b901c changed methods to pass "data" around instead of "settings"
robcast
parents: 620
diff changeset
662 var setupAboutDiv = function (data) {
640
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
663 var $elem = data.$elem;
621
7f97716b901c changed methods to pass "data" around instead of "settings"
robcast
parents: 620
diff changeset
664 var settings = data.settings;
618
8bdc9659ecfa small merge and fix
robcast
parents: 612 613
diff changeset
665 var $aboutDiv = $('<div class="about" style="display:none"/>');
609
e18dedef32fb setup the 'about' window
hertzhaft
parents: 608
diff changeset
666 var $header = $('<p>Digilib Graphic Viewer</p>');
e18dedef32fb setup the 'about' window
hertzhaft
parents: 608
diff changeset
667 var $link = $('<a/>');
e18dedef32fb setup the 'about' window
hertzhaft
parents: 608
diff changeset
668 var $logo = $('<img class="logo" title="digilib"/>');
e18dedef32fb setup the 'about' window
hertzhaft
parents: 608
diff changeset
669 var $content = $('<p/>');
e18dedef32fb setup the 'about' window
hertzhaft
parents: 608
diff changeset
670 $elem.append($aboutDiv);
e18dedef32fb setup the 'about' window
hertzhaft
parents: 608
diff changeset
671 $aboutDiv.append($header);
e18dedef32fb setup the 'about' window
hertzhaft
parents: 608
diff changeset
672 $aboutDiv.append($link);
e18dedef32fb setup the 'about' window
hertzhaft
parents: 608
diff changeset
673 $aboutDiv.append($content);
e18dedef32fb setup the 'about' window
hertzhaft
parents: 608
diff changeset
674 $link.append($logo);
e18dedef32fb setup the 'about' window
hertzhaft
parents: 608
diff changeset
675 $logo.attr('src', settings.logoUrl);
628
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
676 $link.attr('href', settings.homeUrl);
609
e18dedef32fb setup the 'about' window
hertzhaft
parents: 608
diff changeset
677 $content.text('Version: ' + settings.version);
628
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
678 // click hides
642
a656e52d7c18 beter event handling for setMark...
robcast
parents: 641
diff changeset
679 $aboutDiv.bind('click.digilib', function () {
639
aa54642d666d even smaller improvement
hertzhaft
parents: 638
diff changeset
680 settings.isAboutDivVisible = showDiv(settings.isAboutDivVisible, $aboutDiv, 0);
642
a656e52d7c18 beter event handling for setMark...
robcast
parents: 641
diff changeset
681 return false;
a656e52d7c18 beter event handling for setMark...
robcast
parents: 641
diff changeset
682 });
628
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
683 data.$aboutDiv = $aboutDiv;
627
adb852652441 trying showAboutDivFn...
robcast
parents: 626
diff changeset
684 };
adb852652441 trying showAboutDivFn...
robcast
parents: 626
diff changeset
685
628
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
686 // shows some window e.g. 'about' (toggle visibility if show is null)
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
687 var showDiv = function (isVisible, $div, show) {
638
904a722c2149 small improvement
robcast
parents: 637
diff changeset
688 if (show == null) {
628
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
689 // toggle visibility
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
690 isVisible = !isVisible;
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
691 } else {
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
692 // set visibility
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
693 isVisible = show;
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
694 }
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
695 if (isVisible) {
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
696 $div.fadeIn();
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
697 } else {
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
698 $div.fadeOut();
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
699 }
a78491a53c2a changed button onclick binding to use closure
robcast
parents: 627
diff changeset
700 return isVisible;
627
adb852652441 trying showAboutDivFn...
robcast
parents: 626
diff changeset
701 };
609
e18dedef32fb setup the 'about' window
hertzhaft
parents: 608
diff changeset
702
648
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
703 // shows bird view indicator
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
704 var showBirdIndicator = function (data) {
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
705 if (!data.settings.isBirdDivVisible || isFullArea(data)) return;
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
706 // TODO: more conditions: original size, pixel by pixel?
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
707 var $birdDiv = data.$birdDiv;
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
708 var $birdImg = $birdDiv.find('img.birdimg');
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
709 var pos = $birdImg.offset();
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
710 var birdRect = geom.rectangle(pos.left, pos.top, $birdImg.width(), $birdImg.height());
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
711 var area = data.zoomArea;
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
712 // TODO: couldn't we do a trafo here? :-)
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
713 var indRect = geom.rectangle(
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
714 birdRect.x + birdRect.width * area.x,
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
715 birdRect.y + birdRect.height * area.y,
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
716 birdRect.width * area.width,
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
717 birdRect.height * area.height
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
718 );
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
719 var $ind = $birdDiv.find('div.birdzoom');
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
720 // TODO: set the coordinates all in one call?
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
721 $ind.width(indRect.width);
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
722 $ind.height(indRect.height);
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
723 $ind.offset({ left : indRect.x, top : indRect.y });
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
724 // TODO: how to override this style with a CSS stylesheet?
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
725 if (!$ind.css('border')) $ind.css('border', '2px solid #ff0000');
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
726 return;
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
727 };
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
728
606
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
729 // returns function for load event of scaler img
629
6b24ad042d7b last and next page works now
robcast
parents: 628
diff changeset
730 var scalerImgLoadedHandler = function (data) {
620
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
731 var settings = data.settings;
640
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
732 var $elem = data.$elem;
629
6b24ad042d7b last and next page works now
robcast
parents: 628
diff changeset
733 var $img = data.$img;
648
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
734
626
e9493573e5d8 rendering marks works now
robcast
parents: 624
diff changeset
735 return function () {
620
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
736 console.debug("img loaded! this=", this, " data=", data);
636
687447a0e799 zoomin and -out works now
robcast
parents: 634
diff changeset
737 var area = data.zoomArea;
620
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
738 // create Transform from current area and picsize
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
739 var picpos = $img.offset();
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
740 var picrect = geom.rectangle(picpos.left, picpos.top, $img.width(), $img.height());
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
741 var trafo = geom.transform();
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
742 // subtract area offset and size
640
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
743 trafo.concat(trafo.getTranslation(geom.position(- area.x, - area.y)));
620
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
744 trafo.concat(trafo.getScale(geom.size(1/area.width, 1/area.height)));
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
745 // scale to screen size
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
746 trafo.concat(trafo.getScale(picrect));
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
747 trafo.concat(trafo.getTranslation(picrect));
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
748 data.imgTrafo = trafo;
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
749 // display marks
626
e9493573e5d8 rendering marks works now
robcast
parents: 624
diff changeset
750 renderMarks(data);
620
b930fa64c684 scalerImgLoaded sets up img trafo
robcast
parents: 619
diff changeset
751 //digilib.showArrows(); // show arrow overlays for zoom navigation
634
3223fabd53bc some small aboutdiv fixes
hertzhaft
parents: 633
diff changeset
752 // done -- hide about div ---
3223fabd53bc some small aboutdiv fixes
hertzhaft
parents: 633
diff changeset
753 // --- why? This only leads to suprise effects when displayed programmatically
3223fabd53bc some small aboutdiv fixes
hertzhaft
parents: 633
diff changeset
754 // settings.isAboutDivVisible = showDiv(null, data.$aboutDiv, 0);
648
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
755 showBirdIndicator(data);
606
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
756 };
d08d095430c3 keeping img tag for embedded mode seems to work now
robcast
parents: 605
diff changeset
757 };
626
e9493573e5d8 rendering marks works now
robcast
parents: 624
diff changeset
758
e9493573e5d8 rendering marks works now
robcast
parents: 624
diff changeset
759 // place marks on the image
e9493573e5d8 rendering marks works now
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parents: 624
diff changeset
760 var renderMarks = function (data) {
640
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
761 var $elem = data.$elem;
636
687447a0e799 zoomin and -out works now
robcast
parents: 634
diff changeset
762 var marks = data.marks;
642
a656e52d7c18 beter event handling for setMark...
robcast
parents: 641
diff changeset
763 // TODO: clear marks first(?)
626
e9493573e5d8 rendering marks works now
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parents: 624
diff changeset
764 for (var i = 0; i < marks.length; i++) {
e9493573e5d8 rendering marks works now
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parents: 624
diff changeset
765 var mark = marks[i];
636
687447a0e799 zoomin and -out works now
robcast
parents: 634
diff changeset
766 if (data.zoomArea.containsPosition(mark)) {
626
e9493573e5d8 rendering marks works now
robcast
parents: 624
diff changeset
767 var mpos = data.imgTrafo.transform(mark);
e9493573e5d8 rendering marks works now
robcast
parents: 624
diff changeset
768 // create mark
e9493573e5d8 rendering marks works now
robcast
parents: 624
diff changeset
769 var html = '<div class="mark">'+(i+1)+'</div>';
e9493573e5d8 rendering marks works now
robcast
parents: 624
diff changeset
770 var $mark = $(html);
e9493573e5d8 rendering marks works now
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parents: 624
diff changeset
771 $elem.append($mark);
e9493573e5d8 rendering marks works now
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parents: 624
diff changeset
772 $mark.offset({ left : mpos.x, top : mpos.y});
e9493573e5d8 rendering marks works now
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parents: 624
diff changeset
773 }
e9493573e5d8 rendering marks works now
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parents: 624
diff changeset
774 }
e9493573e5d8 rendering marks works now
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parents: 624
diff changeset
775 };
648
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
776
640
3f23600c96e5 set mark works now
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diff changeset
777 // zooms by the given factor
636
687447a0e799 zoomin and -out works now
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parents: 634
diff changeset
778 var zoomBy = function(data, factor) {
687447a0e799 zoomin and -out works now
robcast
parents: 634
diff changeset
779 var area = data.zoomArea;
687447a0e799 zoomin and -out works now
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parents: 634
diff changeset
780 var newarea = area.copy();
687447a0e799 zoomin and -out works now
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parents: 634
diff changeset
781 // scale
687447a0e799 zoomin and -out works now
robcast
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diff changeset
782 newarea.width /= factor;
687447a0e799 zoomin and -out works now
robcast
parents: 634
diff changeset
783 newarea.height /= factor;
687447a0e799 zoomin and -out works now
robcast
parents: 634
diff changeset
784 // and recenter
687447a0e799 zoomin and -out works now
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parents: 634
diff changeset
785 newarea.x -= 0.5 * (newarea.width - area.width);
687447a0e799 zoomin and -out works now
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parents: 634
diff changeset
786 newarea.y -= 0.5 * (newarea.height - area.height);
687447a0e799 zoomin and -out works now
robcast
parents: 634
diff changeset
787 newarea = MAX_ZOOMAREA.fit(newarea);
687447a0e799 zoomin and -out works now
robcast
parents: 634
diff changeset
788 data.zoomArea = newarea;
637
71cc855e2e4b reload doesn't take list of changed parameters any more
robcast
parents: 636
diff changeset
789 redisplay(data);
636
687447a0e799 zoomin and -out works now
robcast
parents: 634
diff changeset
790 };
687447a0e799 zoomin and -out works now
robcast
parents: 634
diff changeset
791
640
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
792 // add a mark where clicked
3f23600c96e5 set mark works now
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parents: 638
diff changeset
793 var setMark = function (data) {
642
a656e52d7c18 beter event handling for setMark...
robcast
parents: 641
diff changeset
794 var $scaler = data.$scaler;
640
3f23600c96e5 set mark works now
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parents: 638
diff changeset
795 console.debug("setmark");
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
796 // start event capturing
642
a656e52d7c18 beter event handling for setMark...
robcast
parents: 641
diff changeset
797 $scaler.one('click.digilib', function (evt) {
640
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
798 // event handler adding a new mark
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
799 console.debug("setmark.click evt=",evt);
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
800 var mpos = geom.position(evt.pageX, evt.pageY);
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
801 var pos = data.imgTrafo.invtransform(mpos);
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
802 data.marks.push(pos);
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
803 redisplay(data);
642
a656e52d7c18 beter event handling for setMark...
robcast
parents: 641
diff changeset
804 return false; // do we even get here?
640
3f23600c96e5 set mark works now
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parents: 638
diff changeset
805 });
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
806 };
3f23600c96e5 set mark works now
robcast
parents: 638
diff changeset
807
643
abf4c8db18c8 zoom to page width works now
robcast
parents: 642
diff changeset
808 // sets a key to a value (relative values with +/- if relative=true)
abf4c8db18c8 zoom to page width works now
robcast
parents: 642
diff changeset
809 var setNumValue = function(settings, key, value) {
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
810 if (isNumber(value)) return settings[key] = value;
abf4c8db18c8 zoom to page width works now
robcast
parents: 642
diff changeset
811 var sign = value.substring(0,1);
abf4c8db18c8 zoom to page width works now
robcast
parents: 642
diff changeset
812 if (sign === '+' || sign === '-') {
abf4c8db18c8 zoom to page width works now
robcast
parents: 642
diff changeset
813 if (settings[key] == null) {
644
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
814 // this isn't perfect but still...
643
abf4c8db18c8 zoom to page width works now
robcast
parents: 642
diff changeset
815 settings[key] = 0;
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
816 }
abf4c8db18c8 zoom to page width works now
robcast
parents: 642
diff changeset
817 settings[key] = parseFloat(settings[key]) + parseFloat(value);
abf4c8db18c8 zoom to page width works now
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parents: 642
diff changeset
818 } else {
abf4c8db18c8 zoom to page width works now
robcast
parents: 642
diff changeset
819 settings[key] = value;
abf4c8db18c8 zoom to page width works now
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diff changeset
820 }
abf4c8db18c8 zoom to page width works now
robcast
parents: 642
diff changeset
821 return settings[key];
abf4c8db18c8 zoom to page width works now
robcast
parents: 642
diff changeset
822 };
648
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
823
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
824 // auxiliary function (from old dllib.js)
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
825 isFullArea = function(data) {
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
826 var area = data.zoomArea;
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
827 return (area.width == 1.0) && (area.height == 1.0);
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
828 };
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
829
634
3223fabd53bc some small aboutdiv fixes
hertzhaft
parents: 633
diff changeset
830 // auxiliary function (from Douglas Crockford, A.10)
3223fabd53bc some small aboutdiv fixes
hertzhaft
parents: 633
diff changeset
831 var isNumber = function isNumber(value) {
3223fabd53bc some small aboutdiv fixes
hertzhaft
parents: 633
diff changeset
832 return typeof value === 'number' && isFinite(value);
3223fabd53bc some small aboutdiv fixes
hertzhaft
parents: 633
diff changeset
833 };
648
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
834
624
6b1b4d269967 more work on initialisation
robcast
parents: 622
diff changeset
835 // auxiliary function to crop senseless precision
6b1b4d269967 more work on initialisation
robcast
parents: 622
diff changeset
836 var cropFloat = function (x) {
630
89d9ac6199a3 small fixes
robcast
parents: 629
diff changeset
837 return parseInt(10000 * x, 10) / 10000;
624
6b1b4d269967 more work on initialisation
robcast
parents: 622
diff changeset
838 };
648
8f76bd79648e first try at birdview indicator
hertzhaft
parents: 646
diff changeset
839
598
81723e7efe82 next version zero of jquery.digilib
robcast
parents: 597
diff changeset
840 // hook plugin into jquery
644
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
841 $.fn.digilib = function(action) {
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
842 if (actions[action]) {
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
843 // call action on this with the remaining arguments (inserting data as first argument)
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
844 var $elem = $(this);
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
845 var data = $elem.data('digilib');
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
846 var args = Array.prototype.slice.call(arguments, 1);
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
847 args.unshift(data);
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
848 return actions[action].apply(this, args);
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
849 } else if (typeof(action) === 'object' || !action) {
627
adb852652441 trying showAboutDivFn...
robcast
parents: 626
diff changeset
850 // call init on this
644
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
851 return actions.init.apply(this, arguments);
598
81723e7efe82 next version zero of jquery.digilib
robcast
parents: 597
diff changeset
852 } else {
644
bffc7d8c3641 renamed 'actions' to 'buttons' and 'methods' to 'actions'
robcast
parents: 643
diff changeset
853 $.error( 'action ' + action + ' does not exist on jQuery.digilib' );
598
81723e7efe82 next version zero of jquery.digilib
robcast
parents: 597
diff changeset
854 }
81723e7efe82 next version zero of jquery.digilib
robcast
parents: 597
diff changeset
855 };
597
33605dd3e9c6 version zero of jquery.digilib
robcast
parents:
diff changeset
856
33605dd3e9c6 version zero of jquery.digilib
robcast
parents:
diff changeset
857 })(jQuery);