X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/8e6255bf612a7d33e1f1c97dd293db6f34949ef9..ca7d9f0db18dff8083e5f06e52efec85ca522900:/modules/documentCanvas/canvasManager.js

diff --git a/modules/documentCanvas/canvasManager.js b/modules/documentCanvas/canvasManager.js
index de085ce..201394e 100644
--- a/modules/documentCanvas/canvasManager.js
+++ b/modules/documentCanvas/canvasManager.js
@@ -1,10 +1,24 @@
 define([
 'libs/jquery-1.9.1.min',
-'./wlxmlNode'
-], function($, wlxmlNode) {
+'./canvasNode'
+], function($, canvasNode) {
 
 'use strict';
 
+var getCursorPosition = function() {
+    var selection = window.getSelection();
+    var anchorNode = $(selection.anchorNode);
+    var parent = anchorNode.parent();
+    return {
+        textNode: anchorNode,
+        textNodeOffset: selection.anchorOffset,
+        textNodeIndex: parent.contents().index(anchorNode),
+        parentNode: parent,
+        focusNode: $(selection.focusNode).parent(),
+        isAtEnd: selection.anchorOffset === anchorNode.text().length
+    }
+};
+
 var Manager = function(canvas, sandbox) {
     this.canvas = canvas;
     this.sandbox = sandbox;
@@ -20,40 +34,34 @@ var Manager = function(canvas, sandbox) {
 
     canvas.dom.on('mouseover', '[wlxml-tag]', function(e) {
         e.stopPropagation();
-        manager.sandbox.publish('nodeHovered', new wlxmlNode.Node($(e.target)));
+        manager.sandbox.publish('nodeHovered', canvasNode.create($(e.target)));
     });
     canvas.dom.on('mouseout', '[wlxml-tag]', function(e) {
         e.stopPropagation();
-        manager.sandbox.publish('nodeBlured', new wlxmlNode.Node($(e.target)));
+        manager.sandbox.publish('nodeBlured', canvasNode.create($(e.target)));
     });
     canvas.dom.on('click', '[wlxml-tag]', function(e) {
         e.stopPropagation();
         console.log('clicked node type: '+e.target.nodeType);
-        manager.selectNode(new wlxmlNode.Node($(e.target)));
+        manager.selectNode(canvasNode.create($(e.target)));
     });
 
     canvas.dom.on('keyup', '#rng-module-documentCanvas-contentWrapper', function(e) {
         var anchor = $(window.getSelection().anchorNode);
+        
         if(anchor[0].nodeType === Node.TEXT_NODE)
             anchor = anchor.parent();
         if(!anchor.is('[wlxml-tag]'))
             return;
-        manager.selectNode(new wlxmlNode.Node(anchor));
+        manager.selectNode(canvasNode.create(anchor));
     });
     
     canvas.dom.on('keydown', '#rng-module-documentCanvas-contentWrapper', function(e) {
         if(e.which === 13) { 
-            e.preventDefault();
-            manager.insertNewNode(null, null);
+            manager.onEnterKey(e);
         }
         if(e.which === 8) {
-            var anchor = window.getSelection().anchorNode;
-            var len = anchor.length;
-            console.log(len);
-            if(len === 1) {
-                e.preventDefault();
-                $(anchor).parent().text('');
-            }
+            manager.onBackspaceKey(e);
         }
     });
               
@@ -71,29 +79,70 @@ var Manager = function(canvas, sandbox) {
     }
 };
     
-Manager.prototype.selectNode = function(wlxmlNode, options) {
-        options = options || {};
-        var nodeElement = this.getNodeElement(wlxmlNode)
+Manager.prototype.selectNode = function(cnode, options) {
+    options = options || {};
+    var nodeElement = this.getNodeElement(cnode)
+    
+    this.dimNode(cnode);
+    
+    this.canvas.dom.find('.rng-module-documentCanvas-currentNode').removeClass('rng-module-documentCanvas-currentNode');
+    nodeElement.addClass('rng-module-documentCanvas-currentNode');
+    
+    if(options.movecaret) {
+        this.movecaretToNode(nodeElement, options.movecaret);
+    }
+    
+    this.currentNode = cnode;
+    this.sandbox.publish('nodeSelected', cnode);
+};
+
+Manager.prototype.insertNewNode = function(wlxmlTag, wlxmlClass) {
+    var selection = window.getSelection(),
+        $anchorNode = $(selection.anchorNode),
+        $focusNode = $(selection.focusNode);
         
-        this.dimNode(wlxmlNode);
         
-        this.canvas.dom.find('.rng-module-documentCanvas-currentNode').removeClass('rng-module-documentCanvas-currentNode');
-        nodeElement.addClass('rng-module-documentCanvas-currentNode');
-         
-        if(options.movecaret) {
-            this.movecaretToNode(nodeElement);
+    if(!selection.isCollapsed && $anchorNode.parent()[0] === $focusNode.parent()[0]) {
+        var textNodeIdx,
+            parent = $anchorNode.parent(),
+            parentContents = parent.contents(),
+            offsetStart = selection.anchorOffset,
+            offsetEnd = selection.focusOffset;
+        
+        if(selection.anchorNode === selection.focusNode) {
+            if(offsetStart > offsetEnd) {
+                var tmp = offsetStart;
+                offsetStart = offsetEnd;
+                offsetEnd = tmp;
+            }
+            textNodeIdx = parentContents.index($anchorNode);
+        } else {
+            if(parentContents.index($anchorNode) > parentContents.index($focusNode)) {
+                offsetStart = selection.focusOffset;
+                offsetEnd = selection.anchorOffset;
+            }
+            textNodeIdx = [parentContents.index($anchorNode), parentContents.index($focusNode)];
         }
         
-        this.currentNode = wlxmlNode;
-        this.sandbox.publish('nodeSelected', wlxmlNode);
-};
+        var wrapper = canvasNode.create({tag: wlxmlTag, klass: wlxmlClass});
+        this.canvas.nodeWrap({inside: canvasNode.create(parent),
+                              _with: wrapper,
+                              offsetStart: offsetStart,
+                              offsetEnd: offsetEnd,
+                              textNodeIdx: textNodeIdx
+                            });
+        this.selectNode(wrapper, {movecaret: 'end'});
+    }
+    
+    
+}
 
-Manager.prototype.getNodeElement = function(wlxmlNode) {
-    return this.canvas.dom.find('#'+wlxmlNode.id);
+Manager.prototype.getNodeElement = function(cnode) {
+    return this.canvas.dom.find('#'+cnode.getId());
 };
 
-Manager.prototype.highlightNode = function(wlxmlNode) {
-    var nodeElement = this.getNodeElement(wlxmlNode);
+Manager.prototype.highlightNode = function(cnode) {
+    var nodeElement = this.getNodeElement(cnode);
     if(!this.gridToggled) {
         nodeElement.addClass('rng-common-hoveredNode');
         var label = nodeElement.attr('wlxml-tag');
@@ -104,8 +153,8 @@ Manager.prototype.highlightNode = function(wlxmlNode) {
     }
 };
 
-Manager.prototype.dimNode = function(wlxmlNode) {
-    var nodeElement = this.getNodeElement(wlxmlNode);
+Manager.prototype.dimNode = function(cnode) {
+    var nodeElement = this.getNodeElement(cnode);
     if(!this.gridToggled) {
         nodeElement.removeClass('rng-common-hoveredNode');
         nodeElement.find('.rng-module-documentCanvas-hoveredNodeTag').remove();
@@ -122,13 +171,19 @@ Manager.prototype.selectFirstNode = function() {
     else {
         node = this.canvas.dom.find('[wlxml-class|="p"]')
     }
-    this.selectNode(new wlxmlNode.Node(node), {movecaret: true});
+    this.selectNode(canvasNode.create(node), {movecaret: true});
 };
 
-Manager.prototype.movecaretToNode = function(nodeElement) {
+Manager.prototype.movecaretToNode = function(nodeElement, where) {
+    if(!nodeElement.length)
+        return;
     var range = document.createRange();
     range.selectNodeContents(nodeElement[0]);
-    range.collapse(false);
+    
+    var collapseArg = true;
+    if(where === 'end')
+        collapseArg = false;
+    range.collapse(collapseArg);
     var selection = document.getSelection();
     selection.removeAllRanges()
     selection.addRange(range);
@@ -139,24 +194,62 @@ Manager.prototype.toggleGrid =  function(toggle) {
     this.gridToggled = toggle;
 };
 
-Manager.prototype.insertNewNode = function(wlxmlTag, wlxmlClass) {
-    //TODO: Insert inline
-    var anchor = $(window.getSelection().anchorNode);
-    var anchorOffset = window.getSelection().anchorOffset;
-    
-    var parent = anchor.parent();
-    var idx = parent.contents().index(anchor);
-    
-    if(anchorOffset < anchor.text().length) {
-        var newNode = this.canvas.splitNode({node: {id: parent.attr('id')}, textNodeIdx: idx, offset: anchorOffset});
-        this.selectNode(new wlxmlNode.Node(newNode), {movecaret: true});
-    }
+Manager.prototype.onEnterKey = function(e) {
+    e.preventDefault();
+    var pos = getCursorPosition();
+    var contextNode = this.canvas.getNodeById(pos.parentNode.attr('id'));
+    var newNode;
 
-    
-    
+    if(pos.isAtEnd) {
+        newNode = canvasNode.create({tag: pos.parentNode.attr('wlxml-tag'), klass: pos.parentNode.attr('wlxml-class')});
+        this.canvas.nodeInsertAfter({node: newNode, after: this.canvas.getNodeById(pos.parentNode.attr('id'))});
+    } else {
+        newNode = this.canvas.nodeSplit({node: contextNode, textNodeIdx: pos.textNodeIndex, offset: pos.textNodeOffset});
+    }
+    if(newNode)
+        this.selectNode(newNode, {movecaret: true});
     this.sandbox.publish('contentChanged');
 };
 
+Manager.prototype.onBackspaceKey = function(e) {
+    var pos = getCursorPosition();
+    var len = pos.textNode.text().length;
+    if(len === 1) {
+        // Prevent deleting node by browser after last character removed;
+        e.preventDefault();
+        pos.parentNode.text('');
+    }
+    if(len === 0) {
+        e.preventDefault();
+        var toRemove = canvasNode.create(pos.textNode);
+        var prevNode = this.canvas.getPrecedingNode({node:toRemove});
+        this.canvas.nodeRemove({node: toRemove}); // jesli nie ma tekstu, to anchor nie jest tex nodem
+        this.selectNode(prevNode, {movecaret: 'end'});
+    }
+}
+
+Manager.prototype.command = function(command, meta) {
+    var pos = getCursorPosition();
+    
+    if(command === 'createList') {
+        var node = canvasNode.create(pos.parentNode);
+        if(window.getSelection().getRangeAt(0).collapsed && this.canvas.nodeInsideList({node: node})) {
+            this.canvas.listRemove({pointer: node});
+            this.selectNode(node, {movecaret: 'end'});
+            this.sandbox.publish('contentChanged');
+        }
+        else {
+            //if(!this.canvas.nodeInsideList({node: node})) {
+                this.canvas.listCreate({start: node, end: canvasNode.create(pos.focusNode), type: meta});
+                this.selectNode(node, {movecaret: 'end'});
+                this.sandbox.publish('contentChanged');
+            //}
+        }
+    }
+
+}
+
+
 return Manager;
     
 });
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