src/editor/modules/documentCanvas/documentCanvas.js

   1 // Module that implements main WYSIWIG edit area
   2
   3 define([
   4 'libs/jquery',
   5 './canvas/canvas',
   6 './commands',
   7 'libs/text!./template.html'], function($, canvas3, commands, template) {
   8
   9 'use strict';
  10
  11 return function(sandbox) {
  12
  13     var canvas = canvas3.fromXMLDocument(null, sandbox.publish);
  14     var canvasWrapper = $(template);
  15     var shownAlready = false;
  16     var scrollbarPosition = 0,
  17         cursorPosition;
  18
  19     canvasWrapper.onShow = function() {
  20         if(!shownAlready) {
  21             shownAlready = true;
  22             canvas.setCurrentElement(canvas.doc().getVerticallyFirstTextElement());
  23         } else {
  24             canvas.setCursorPosition(cursorPosition);
  25             this.find('#rng-module-documentCanvas-contentWrapper').scrollTop(scrollbarPosition);
  26         }
  27     };
  28
  29     canvasWrapper.onHide = function() {
  30        scrollbarPosition = this.find('#rng-module-documentCanvas-contentWrapper').scrollTop();
  31        cursorPosition = canvas.getCursor().getPosition();
  32     };
  33
  34     /* public api */
  35     return {
  36         start: function() { sandbox.publish('ready'); },
  37         getView: function() {
  38             return canvasWrapper;
  39         },
  40         setDocument: function(wlxmlDocument) {
  41             canvas.loadWlxmlDocument(wlxmlDocument);
  42             canvasWrapper.find('#rng-module-documentCanvas-content').empty().append(canvas.view());
  43         },
  44         highlightElement: function(node) {
  45             canvas.toggleElementHighlight(node, true);
  46         },
  47         dimElement: function(node) {
  48             canvas.toggleElementHighlight(node, false);
  49         },
  50         jumpToElement: function(node) {
  51             canvas.setCurrentElement(node);
  52         },
  53         command: function(command, params) {
  54             commands.run(command, params, canvas, sandbox.getConfig().user);
  55         }
  56     };
  57
  58 };
  59
  60 });