X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/cf7c3b4fb3a419476a0d7f6118d3ba9a3fd0c809..efe36f4f1b5df351eeb4d40a54c3900cf9a7079b:/modules/documentCanvas/canvas/canvas.js

diff --git a/modules/documentCanvas/canvas/canvas.js b/modules/documentCanvas/canvas/canvas.js
deleted file mode 100644
index 8882c1c..0000000
--- a/modules/documentCanvas/canvas/canvas.js
+++ /dev/null
@@ -1,566 +0,0 @@
-define([
-'libs/jquery-1.9.1.min',
-'libs/underscore-min',
-'modules/documentCanvas/canvas/documentElement'
-], function($, _, documentElement) {
-    
-'use strict';
-
-var Canvas = function(wlxml, publisher) {
-    this.loadWlxml(wlxml);
-    this.publisher = publisher ? publisher : function() {};
-};
-
-$.extend(Canvas.prototype, {
-
-    loadWlxml: function(wlxml) {
-        var d = wlxml ? $($.trim(wlxml)) : null;
-        if(d) {
-            this.wrapper = $('<div>').addClass('canvas-wrapper').attr('contenteditable', true);
-            this.wrapper.append(d);
-            
-            this.wrapper.find('*').replaceWith(function() {
-                var currentTag = $(this);
-                if(currentTag.attr('wlxml-tag'))
-                    return;
-
-                var meta = {}, others = {};
-                for(var i = 0; i < this.attributes.length; i++) {
-                    var attr = this.attributes[i];
-                    if(attr.name.substr(0, 5) === 'meta-')
-                        meta[attr.name.substr(5)] = attr.value;
-                    else if(attr.name !== 'class')
-                        others[attr.name] = attr.value;
-                }
-
-                var element = documentElement.DocumentNodeElement.create({
-                    tag: currentTag.prop('tagName').toLowerCase(),
-                    klass: currentTag.attr('class'),
-                    meta: meta,
-                    others: others
-                });
-
-                element.dom().append(currentTag.contents());
-                ['orig-before', 'orig-append'].forEach(function(attr) {
-                    element.data(attr, ['']);
-                });
-                return element.dom();
-            });
-
-            this.wrapper.find(':not(iframe)').addBack().contents()
-                .filter(function() {return this.nodeType === Node.TEXT_NODE})
-                .each(function() {
-                    // TODO: use DocumentElement API
-
-                    var el = $(this),
-                        text = {original: el.text(), trimmed: $.trim(el.text())},
-                        elParent = el.parent(),
-                        hasSpanParent = elParent.attr('wlxml-tag') === 'span',
-                        hasSpanBefore = el.prev().length > 0  && $(el.prev()[0]).attr('wlxml-tag') === 'span',
-                        hasSpanAfter = el.next().length > 0 && $(el.next()[0]).attr('wlxml-tag') === 'span';
-
-
-                    var addInfo = function(toAdd) {
-                        var parentContents = elParent.contents(),
-                            idx = parentContents.index(el[0]),
-                            next = idx < parentContents.length - 1 ? parentContents[idx+1] : null;
-                        if(next) {
-                            $(next).data('orig-before', toAdd);
-                        } else {
-                            elParent.data('orig-append', toAdd);
-                        }
-                    }
-
-                    text.transformed = text.trimmed;
-                    
-                    if(hasSpanParent || hasSpanBefore || hasSpanAfter) {
-                        var startSpace = /\s/g.test(text.original.substr(0,1)),
-                            endSpace = /\s/g.test(text.original.substr(-1)) && text.original.length > 1;
-                        text.transformed = (startSpace && (hasSpanParent || hasSpanBefore) ? ' ' : '')
-                                    + text.trimmed
-                                    + (endSpace && (hasSpanParent || hasSpanAfter) ? ' ' : '');
-                    } else {
-                        if(text.trimmed.length === 0 && text.original.length > 0 && elParent.contents().length === 1)
-                            text.transformed = ' ';
-                    }
-
-                    if(!text.transformed) {
-                        addInfo([text.original]);
-                        el.remove();
-                        return true; // continue
-                    }
-
-                    if(text.transformed !== text.original) {
-                        var toAdd = [];
-                        if(!text.trimmed) {
-                            toAdd.push(text.original);
-                        } else {
-                            var startingMatch = text.original.match(/^\s+/g),
-                                endingMatch = text.original.match(/\s+$/g),
-                                startingWhiteSpace = startingMatch ? startingMatch[0] : null,
-                                endingWhiteSpace = endingMatch ? endingMatch[0] : null;
-
-                            if(endingWhiteSpace) {
-                                if(text.transformed[text.transformed.length - 1] === ' ' && endingWhiteSpace[0] === ' ')
-                                    endingWhiteSpace = endingWhiteSpace.substr(1);
-                                toAdd.push(endingWhiteSpace);
-                            }
-
-                            if(startingWhiteSpace) {
-                                if(text.transformed[0] === ' ' && startingWhiteSpace[startingWhiteSpace.length-1] === ' ')
-                                    startingWhiteSpace = startingWhiteSpace.substr(0, startingWhiteSpace.length -1);
-                                toAdd.push(startingWhiteSpace);
-                            }
-                        }
-                        addInfo(toAdd);
-                    }
-
-                    var element = documentElement.DocumentTextElement.create({text: text.transformed});
-                    el.replaceWith(element.dom());
-                });
-            
-            this.d = this.wrapper.children(0);
-
-            var canvas = this;
-            this.wrapper.on('keydown', function(e) {
-                if(e.which === 13) { 
-                    e.preventDefault();
-                    var cursor = canvas.getCursor();
-                    if(!cursor.isSelecting()) {
-                        var position = cursor.getPosition(),
-                            elements = position.element.split({offset: position.offset}),
-                            newEmpty,
-                            goto;
-
-                        if(position.offsetAtBeginning)
-                            newEmpty = elements.first;
-                        else if(position.offsetAtEnd)
-                            newEmpty = elements.second;
-                        if(newEmpty) {
-                            goto = newEmpty.append(documentElement.DocumentTextElement.create({text: '\u200B'}, this));
-                            canvas.setCurrentElement(goto);
-                        }
-                    }
-                }
-            });
-
-            this.wrapper.on('keyup', function(e) {
-                if(e.which >= 37 && e.which <= 40)
-                    canvas.setCurrentElement(canvas.getCursor().getPosition().element, {caretTo: false})
-            });
-
-            this.wrapper.on('click', '[wlxml-tag], [wlxml-text]', function(e) {
-                e.stopPropagation();
-                canvas.setCurrentElement(canvas.getDocumentElement(e.target), {caretTo: false});
-            });
-
-        } else {
-            this.d = null;
-        }
-    },
-
-    view: function() {
-        return this.wrapper;
-    },
-
-    doc: function() {
-        if(this.d === null)
-            return null;
-        return documentElement.DocumentNodeElement.fromHTMLElement(this.d.get(0), this); //{wlxmlTag: this.d.prop('tagName')};
-    },
-
-    wrapText: function(params) {
-        params = _.extend({textNodeIdx: 0}, params);
-        if(typeof params.textNodeIdx === 'number')
-            params.textNodeIdx = [params.textNodeIdx];
-        
-        var childrenInside = params.inside.children(),
-            idx1 = Math.min.apply(Math, params.textNodeIdx),
-            idx2 = Math.max.apply(Math, params.textNodeIdx),
-            textNode1 = childrenInside[idx1],
-            textNode2 = childrenInside[idx2],
-            sameNode = textNode1.sameNode(textNode2),
-            prefixOutside = textNode1.getText().substr(0, params.offsetStart),
-            prefixInside = textNode1.getText().substr(params.offsetStart),
-            suffixInside = textNode2.getText().substr(0, params.offsetEnd),
-            suffixOutside = textNode2.getText().substr(params.offsetEnd)
-        ;
-        
-        var wrapperElement = documentElement.DocumentNodeElement.create({tag: params._with.tag, klass: params._with.klass});
-        textNode1.after(wrapperElement);
-        textNode1.detach();
-        
-        if(prefixOutside.length > 0)
-            wrapperElement.before({text:prefixOutside});
-        if(sameNode) {
-            var core = textNode1.getText().substr(params.offsetStart, params.offsetEnd - params.offsetStart);
-            wrapperElement.append({text: core});
-        } else {
-            textNode2.detach();
-            if(prefixInside.length > 0)
-                wrapperElement.append({text: prefixInside});
-            for(var i = idx1 + 1; i < idx2; i++) {
-                wrapperElement.append(childrenInside[i]);
-            }
-            if(suffixInside.length > 0)
-                wrapperElement.append({text: suffixInside});
-        }
-        if(suffixOutside.length > 0)
-            wrapperElement.after({text: suffixOutside});
-        return wrapperElement;
-    },
-    getDocumentElement: function(from) {
-        if(from instanceof HTMLElement || from instanceof Text) {
-           return documentElement.DocumentElement.fromHTMLElement(from, this);
-        }
-    },
-    getCursor: function() {
-        return new Cursor(this);
-    },
-
-    list: {},
-
-
-
-    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');
-
-        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', textElementToLand);
-        } 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 {
-            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);
-    },
-
-    toXML: function() {
-        var parent = $('<div>');
-        this.doc().toXML(parent, 0)
-        return parent.html();
-    }
-});
-
-$.extend(Canvas.prototype.list, {
-    create: function(params) {
-        if(!(params.element1.parent().sameNode(params.element2.parent())))
-            return false;
-            
-        var parent = params.element1.parent();
-        
-        if(parent.childIndex(params.element1) > parent.childIndex(params.element2)) {
-            var tmp = params.element1;
-            params.element1 = params.element2;
-            params.element2 = tmp;
-        }
-        
-        var elementsToWrap = [];
-        
-        var place = 'before';
-        var canvas = this;
-        parent.children().some(function(element) {
-            var _e = element;
-            if(element.sameNode(params.element1))
-                place = 'inside';
-            if(place === 'inside') {
-                if(element instanceof documentElement.DocumentTextElement) {
-                    element = element.wrapWithNodeElement({tag: 'div', klass: 'list.item'});
-                    if(element.children()[0].sameNode(params.element1))
-                        params.element1 = element;
-                }
-                element.setWlxmlClass('item');
-                elementsToWrap.push(element);
-            }
-            if(_e.sameNode(params.element2))
-                return true;
-        });
-        
-        var listElement = documentElement.DocumentNodeElement.create({tag: 'div', klass: 'list-items' + (params.type === 'enum' ? '-enum' : '')});
-        
-        var toret;
-        if(parent.is('list')) {
-            listElement.wrapWithNodeElement({tag: 'div', klass: 'item'});
-            toret = listElement.parent();
-        } else {
-            toret = listElement;
-        }  
-        
-        params.element1.before(toret);
-        
-        elementsToWrap.forEach(function(element) {
-            element.detach();
-            listElement.append(element);
-        });
-    },
-    extractItems: function(params) {
-        params = _.extend({merge: true}, params);
-        var list = params.element1.parent();
-        if(!list.is('list') || !(list.sameNode(params.element2.parent())))
-            return false;
-
-        var idx1 = list.childIndex(params.element1),
-            idx2 = list.childIndex(params.element2),
-            precedingItems = [],
-            extractedItems = [],
-            succeedingItems = [],
-            items = list.children(),
-            listIsNested = list.parent().getWlxmlClass() === 'item',
-            i;
-
-        if(idx1 > idx2) {
-            var tmp = idx1; idx1 = idx2; idx2 = tmp;
-        }
-
-        items.forEach(function(item, idx) {
-            if(idx < idx1)
-                precedingItems.push(item);
-            else if(idx >= idx1 && idx <= idx2) {
-                extractedItems.push(item);
-            }
-            else {
-                succeedingItems.push(item);
-            }
-        });
-
-        var reference = listIsNested ? list.parent() : list;
-        if(succeedingItems.length === 0) {
-            var reference_orig = reference;
-            extractedItems.forEach(function(item) {
-                reference.after(item);
-                reference = item;
-                if(!listIsNested)
-                    item.setWlxmlClass(null);
-            });
-            if(precedingItems.length === 0)
-                reference_orig.detach();
-        } else if(precedingItems.length === 0) {
-            extractedItems.forEach(function(item) {
-                reference.before(item);
-                if(!listIsNested)
-                    item.setWlxmlClass(null);
-            });
-        } else {
-            extractedItems.forEach(function(item) {
-                reference.after(item);
-                if(!listIsNested)
-                    item.setWlxmlClass(null);
-                reference = item;
-            });
-            var secondList = documentElement.DocumentNodeElement.create({tag: 'div', klass:'list-items'}, this),
-                toAdd = secondList;
-            
-            if(listIsNested) {
-                toAdd = secondList.wrapWithNodeElement({tag: 'div', klass:'item'});
-            }
-            succeedingItems.forEach(function(item) {
-                secondList.append(item);
-            });
-
-            reference.after(toAdd);
-        }
-        if(!params.merge && listIsNested) {
-            return this.extractItems({element1: extractedItems[0], element2: extractedItems[extractedItems.length-1]});
-        }
-        return true;
-    },
-    areItemsOfTheSameList: function(params) {
-        var e1 = params.element1,
-            e2 = params.element2;
-        return e1.parent().sameNode(e2.parent())
-            && e1.parent().is('list');
-    }
-});
-
-
-var Cursor = function(canvas) {
-    this.canvas = canvas;
-};
-
-$.extend(Cursor.prototype, {
-    isSelecting: function() {
-        var selection = window.getSelection();
-        return !selection.isCollapsed;
-    },
-    isSelectingWithinElement: function() {
-        return this.isSelecting() && this.getSelectionStart().element.sameNode(this.getSelectionEnd().element);
-    },
-    isSelectingSiblings: function() {
-        return this.isSelecting() && this.getSelectionStart().element.parent().sameNode(this.getSelectionEnd().element.parent());
-    },
-    getPosition: function() {
-        return this.getSelectionAnchor();
-    },
-    getSelectionStart: function() {
-        return this.getSelectionBoundry('start');
-    },
-    getSelectionEnd: function() {
-        return this.getSelectionBoundry('end');
-    },
-    getSelectionAnchor: function() {
-        return this.getSelectionBoundry('anchor');
-    },
-    getSelectionFocus: function() {
-        return this.getSelectionBoundry('focus');
-    },
-    getSelectionBoundry: function(which) {
-        var selection = window.getSelection(),
-            anchorElement = this.canvas.getDocumentElement(selection.anchorNode),
-            focusElement = this.canvas.getDocumentElement(selection.focusNode);
-        
-        if(anchorElement instanceof documentElement.DocumentNodeElement || focusElement instanceof documentElement.DocumentNodeElement)
-            return {};
-
-        if(which === 'anchor') {
-            return {
-                element: anchorElement,
-                offset: selection.anchorOffset,
-                offsetAtBeginning: selection.anchorOffset === 0,
-                offsetAtEnd: anchorElement && anchorElement.getText().length === selection.anchorOffset
-            };
-        }
-        if(which === 'focus') {
-            return {
-                element: focusElement,
-                offset: selection.focusOffset,
-                offsetAtBeginning: selection.focusOffset === 0,
-                offsetAtEnd: focusElement && focusElement.getText().length === selection.focusOffset
-            };
-        }
-        
-        var element,
-            offset;
-
-        if(anchorElement.parent().sameNode(focusElement.parent())) {
-            var parent = anchorElement.parent(),
-                anchorFirst = parent.childIndex(anchorElement) < parent.childIndex(focusElement);
-            if(anchorFirst) {
-                if(which === 'start') {
-                    element = anchorElement;
-                    offset = selection.anchorOffset;
-                }
-                else if(which === 'end') {
-                    element = focusElement,
-                    offset = selection.focusOffset;
-                }
-            } else {
-                if(which === 'start') {
-                    element = focusElement,
-                    offset = selection.focusOffset
-                }
-                else if(which === 'end') {
-                    element = anchorElement;
-                    offset = selection.anchorOffset;
-                }
-            }
-        } else {
-            // TODO: Handle order via https://developer.mozilla.org/en-US/docs/Web/API/Node.compareDocumentPosition
-            if(which === 'start') {
-                element = anchorElement;
-                offset = selection.anchorOffset
-            } else {
-                element = focusElement;
-                offset = selection.focusOffset
-            }
-        }
-
-        return {
-            element: element,
-            offset: offset,
-            offsetAtBeginning: offset === 0,
-            offsetAtEnd: element.getText().length === offset
-        }
-    }
-})
-
-return {
-    fromXML: function(xml, publisher) {
-        return new Canvas(xml, publisher);
-    }
-};
-
-});
\ No newline at end of file