Mercurial > hg > digilib-old

comparison client/digitallibrary/jquery/jquery.digilib.js @ 787:b322f553f92e jquery

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more new plugin architecture.
author robcast
date Thu, 17 Feb 2011 22:36:49 +0100
parents 868c2e795aca
children ddb28f6b066a
comparison
equal deleted inserted replaced
786:868c2e795aca 787:b322f553f92e
252 }; 252 };
253 253
254 // list of plugins 254 // list of plugins
255 var plugins = {}; 255 var plugins = {};
256 256
257 // object to export functions to plugins
258 var fn;
259
257 // affine geometry plugin stub 260 // affine geometry plugin stub
258 var geom; 261 var geom;
259 262
260 var FULL_AREA; 263 var FULL_AREA;
261 264
350 elemSettings.digilibBaseUrl = url.substring(0, bp) + '/digilib.jsp'; 353 elemSettings.digilibBaseUrl = url.substring(0, bp) + '/digilib.jsp';
351 } 354 }
352 } 355 }
353 } 356 }
354 // initialise plugins 357 // initialise plugins
355 for (p in plugins) { 358 for (n in plugins) {
356 plugins[p].init(data); 359 var p = plugins[n];
360 // share common objects
361 p.buttons = buttons;
362 p.actions = actions;
363 p.fn = fn;
364 // and init
365 p.init(data);
357 } 366 }
358 // get image info from server if needed 367 // get image info from server if needed
359 if (data.scaleMode === 'pixel' || data.scaleMode === 'size') { 368 if (data.scaleMode === 'pixel' || data.scaleMode === 'size') {
360 loadImageInfo(data, updateDisplay); // updateDisplay(data) on completion 369 loadImageInfo(data, updateDisplay); // updateDisplay(data) on completion
361 } 370 }
1765 console.log = logFunction('_log'); 1774 console.log = logFunction('_log');
1766 console.debug = logFunction('_debug'); 1775 console.debug = logFunction('_debug');
1767 console.error = logFunction('_error'); 1776 console.error = logFunction('_error');
1768 } 1777 }
1769 1778
1779 // functions to export to plugins
1780 fn = {
1781 parseQueryString : parseQueryString,
1782 getScalerUrl : getScalerUrl,
1783 getParamString : getParamString,
1784 getDigilibUrl : getDigilibUrl,
1785 unpackParams : unpackParams,
1786 packParams : packParams,
1787 redisplay : redisplay,
1788 updateDisplay : updateDisplay,
1789 getImgTrafo : getImgTrafo,
1790 getQuality : getQuality,
1791 setQuality : setQuality,
1792 getScaleMode : getScaleMode,
1793 setScaleMode : setScaleMode,
1794 isFullArea : isFullArea
1795 };
1796
1770 // hook plugin into jquery 1797 // hook plugin into jquery
1771 $.fn.digilib = function (action) { 1798 $.fn.digilib = function (action) {
1772 // plugin extension mechanism 1799 // plugin extension mechanism
1773 if (action === 'plugin') { 1800 if (action === 'plugin') {
1774 var plugin = arguments[1]; 1801 var plugin = arguments[1];
1775 // each plugin needs a name 1802 // each plugin needs a name
1776 if (plugin.name != null) { 1803 if (plugin.name != null) {
1777 plugins[plugin.name] = plugin; 1804 plugins[plugin.name] = plugin;
1778 } 1805 }
1779 /* for each digilib $elem extend data.settings with obj.options 1806 // initialisation of plugins done later
1780 // TODO: couldn't other plugins just access $elem.data('digilib')?
1781 if (obj.options) {
1782 this.each(function() {
1783 var $elem = $(this);
1784 // console.debug('extending:', $elem);
1785 var data = $elem.data('digilib');
1786 if (!data) {
1787 return console.log('cannot extend digilib plugin, element not initialised!');
1788 }
1789 var settings = data.settings;
1790 $.extend(settings, obj.options);
1791 // console.log('settings:', settings);
1792 });
1793 delete(obj.options);
1794 }
1795 // extend the plugin actions (to make this useful,
1796 // maybe we need to expose some more internal functions)
1797 $.extend(actions, obj); */
1798 } else if (actions[action]) { 1807 } else if (actions[action]) {
1799 // call action on this with the remaining arguments (inserting data as first argument) 1808 // call action on this with the remaining arguments (inserting data as first argument)
1800 var $elem = $(this); 1809 var $elem = $(this);
1801 var data = $elem.data('digilib'); 1810 var data = $elem.data('digilib');
1802 var args = Array.prototype.slice.call(arguments, 1); 1811 var args = Array.prototype.slice.call(arguments, 1);