X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/6839815113720ebc32eba7254471a46a9388c6da..9a9e6d2723f56145d45790667212a4019fd5776b:/modules/documentCanvas/canvas/canvas.js diff --git a/modules/documentCanvas/canvas/canvas.js b/modules/documentCanvas/canvas/canvas.js index ba86a32..144417a 100644 --- a/modules/documentCanvas/canvas/canvas.js +++ b/modules/documentCanvas/canvas/canvas.js @@ -82,12 +82,12 @@ $.extend(Canvas.prototype, { this.wrapper.on('keyup', function(e) { if(e.which >= 37 && e.which <= 40) - canvas.markAsCurrent(canvas.getCursor().getPosition().element) + canvas.setCurrentElement(canvas.getCursor().getPosition().element, {caretTo: false}) }); this.wrapper.on('click', '[wlxml-tag], [wlxml-text]', function(e) { e.stopPropagation(); - canvas.markAsCurrent(canvas.getCursor().getPosition().element) + canvas.setCurrentElement(canvas.getDocumentElement(e.target), {caretTo: false}); }); } else { @@ -156,17 +156,103 @@ $.extend(Canvas.prototype, { list: {}, - markAsCurrent: function(element) { - if(element instanceof documentElement.DocumentTextElement) { + + + highlightElement: function(element) { + this.wrapper.find('.highlighted-element').removeClass('highlighted-element'); + element.dom().addClass('highlighted-element'); + }, + + dimElement: function(element) { + element.dom().removeClass('highlighted-element'); + }, + + getCurrentNodeElement: function() { + return this.getDocumentElement(this.wrapper.find('.current-node-element')[0]); + }, + + getCurrentTextElement: function() { + return this.getDocumentElement(this.wrapper.find('.current-text-element')[0]); + }, + + + + setCurrentElement: function(element, params) { + params = _.extend({caretTo: 'end'}, params); + var findFirstDirectTextChild = function(e, nodeToLand) { + var byBrowser = this.getCursor().getPosition().element; + if(byBrowser && byBrowser.parent().sameNode(nodeToLand)) + return byBrowser; + var children = e.children(); + for(var i = 0; i < children.length; i++) { + if(children[i] instanceof documentElement.DocumentTextElement) + return children[i]; + } + return null; + }.bind(this); + var _markAsCurrent = function(element) { + if(element instanceof documentElement.DocumentTextElement) { + this.wrapper.find('.current-text-element').removeClass('current-text-element'); + element.dom().addClass('current-text-element'); + } else { + this.wrapper.find('.current-node-element').removeClass('current-node-element') + element.dom().addClass('current-node-element'); + this.publisher('currentElementChanged', element); + } + }.bind(this); + + + var isTextElement = element instanceof documentElement.DocumentTextElement, + nodeElementToLand = isTextElement ? element.parent() : element, + textElementToLand = isTextElement ? element : findFirstDirectTextChild(element, nodeElementToLand), + currentTextElement = this.getCurrentTextElement(), + currentNodeElement = this.getCurrentNodeElement(); + + if(currentTextElement && !(currentTextElement.sameNode(textElementToLand))) this.wrapper.find('.current-text-element').removeClass('current-text-element'); - element.dom().addClass('current-text-element'); - this.markAsCurrent(element.parent()); - this.publisher('currentTextElementChanged', element); + + if(textElementToLand) { + _markAsCurrent(textElementToLand); + if(params.caretTo || !textElementToLand.sameNode(this.getCursor().getPosition().element)) + this._moveCaretToTextElement(textElementToLand, params.caretTo); // as method on element? + if(!(textElementToLand.sameNode(currentTextElement))) + this.publisher('currentTextElementSet', element); + } else { + document.getSelection().removeAllRanges(); + } + + if(!(currentNodeElement && currentNodeElement.sameNode(nodeElementToLand))) { + _markAsCurrent(nodeElementToLand); + + this.publisher('currentNodeElementSet', nodeElementToLand); + } + }, + + _moveCaretToTextElement: function(element, where) { + var range = document.createRange(), + node = element.dom().contents()[0]; + + if(typeof where !== 'number') { + range.selectNodeContents(node); } else { - this.wrapper.find('.current-node-element').removeClass('current-node-element') - element.dom().addClass('current-node-element'); + range.setStart(node, where); } + + var collapseArg = true; + if(where === 'end') + collapseArg = false; + range.collapse(collapseArg); + + var selection = document.getSelection(); + + selection.removeAllRanges(); + selection.addRange(range); + this.wrapper.focus(); // FF requires this for caret to be put where range colllapses, Chrome doesn't. + }, + setCursorPosition: function(position) { + if(position.element) + this._moveCaretToTextElement(position.element, position.offset); } });