Refactoring: cleaning directories structure

[fnpeditor.git] / modules / documentCanvas / canvas / keyboard.js

diff --git a/modules/documentCanvas/canvas/keyboard.js b/modules/documentCanvas/canvas/keyboard.js
deleted file mode 100644 (file)
index 1830017..0000000
--- a/modules/documentCanvas/canvas/keyboard.js
+++ /dev/null
@@ -1,197 +0,0 @@
-define([
-'modules/documentCanvas/canvas/documentElement',
-'modules/documentCanvas/canvas/utils'
-], function(documentElement, utils) {
-    
-'use strict';
-
-
-var KEYS = {
-    ENTER: 13,
-    ARROW_LEFT: 37,
-    ARROW_UP: 38,
-    ARROW_RIGHT: 39,
-    ARROW_DOWN: 40,
-    BACKSPACE: 8,
-    DELETE: 46,
-    X: 88
-};
-
-var handleKey = function(event, canvas) {
-    handlers.some(function(handler) {
-        if(handles(handler, event) && handler[event.type]) {
-            handler[event.type](event, canvas);
-            return true;
-        }
-    });
-};
-
-var handles = function(handler, event) {
-    if(handler.key === event.which)
-        return true;
-    if(handler.keys && handler.keys.indexOf(event.which) !== -1)
-        return true;
-    return false;
-};
-
-var handlers = [];
-
-
-handlers.push({key: KEYS.ENTER,
-    keydown: function(event, canvas) {
-        event.preventDefault();
-        var cursor = canvas.getCursor(),
-            position = cursor.getPosition(),
-            element = position.element;
-
-        if(!cursor.isSelecting()) {
-            if(event.ctrlKey) {
-                var added = element.after({tag: 'block'});
-                added.append({text:''});
-                canvas.setCurrentElement(added, {caretTo: 'start'});
-
-            } else {
-
-                if(!(element.parent().parent())) {
-                    return false; // top level element is unsplittable
-                }
-
-                var elements = position.element.split({offset: position.offset}),
-                    newEmpty,
-                    goto,
-                    gotoOptions;
-
-                if(position.offsetAtBeginning)
-                    newEmpty = elements.first;
-                else if(position.offsetAtEnd)
-                    newEmpty = elements.second;
-                
-                if(newEmpty) {
-                    goto = newEmpty.append(documentElement.DocumentTextElement.create({text: ''}, this));
-                    gotoOptions = {};
-                } else {
-                    goto = elements.second;
-                    gotoOptions = {caretTo: 'start'};
-                }
-
-                canvas.setCurrentElement(goto, gotoOptions);
-            }
-        }
-    }
-});
-
-handlers.push({keys: [KEYS.ARROW_UP, KEYS.ARROW_DOWN, KEYS.ARROW_LEFT, KEYS.ARROW_RIGHT],
-    keydown: function(event, canvas) {
-        var position = canvas.getCursor().getPosition(),
-            element = position.element;
-        if(element && (element instanceof documentElement.DocumentTextElement) && element.isEmpty()) {
-            var direction, caretTo;
-            if(event.which === KEYS.ARROW_LEFT  || event.which === KEYS.ARROW_UP) {
-                direction = 'above';
-                caretTo = 'end';
-            } else {
-                direction = 'below';
-                caretTo = 'start';
-            }
-            var el = canvas.getDocumentElement(utils.nearestInDocumentOrder('[document-text-element]', direction, element.dom()[0]));
-            canvas.setCurrentElement(el, {caretTo: caretTo});
-        }
-    },
-    keyup: function(event, canvas) {
-        var element = canvas.getCursor().getPosition().element,
-            caretTo = false;
-        if(!element) {
-            // Chrome hack
-            var direction;
-            if(event.which === KEYS.ARROW_LEFT  || event.which === KEYS.ARROW_UP) {
-                direction = 'above';
-                caretTo = 'end';
-            } else {
-                direction = 'below';
-                caretTo = 'start';
-            }
-            element = canvas.getDocumentElement(utils.nearestInDocumentOrder('[document-text-element]:visible', direction, window.getSelection().focusNode));
-        }
-        canvas.setCurrentElement(element, {caretTo: caretTo});
-    }
-});
-
-
-var selectsWholeTextElement = function(cursor) {
-    if(cursor.isSelecting() && cursor.getSelectionStart().offsetAtBeginning && cursor.getSelectionEnd().offsetAtEnd)
-        return true;
-    return false;
-}
-
-handlers.push({key: KEYS.X,
-    keydown: function(event, canvas) {
-        if(event.ctrlKey && selectsWholeTextElement(canvas.getCursor()))
-            event.preventDefault();
-    }
-});
-
-handlers.push({keys: [KEYS.BACKSPACE, KEYS.DELETE],
-    keydown: function(event, canvas) {
-        var cursor = canvas.getCursor(),
-            position = canvas.getCursor().getPosition(),
-            element = position.element;
-
-        if(cursor.isSelecting() && !cursor.isSelectingWithinElement()) {
-            event.preventDefault();
-            return;
-        }
-            
-        var cursorAtOperationEdge = position.offsetAtBeginning;
-        if(event.which === KEYS.DELETE) {
-            cursorAtOperationEdge = position.offsetAtEnd;
-        }
-
-        var willDeleteWholeText = function() {
-            return element.getText().length === 1 || selectsWholeTextElement(cursor);
-        }
-
-        if(willDeleteWholeText()) {
-            event.preventDefault();
-            element.setText('');
-        }
-        else if(element.isEmpty()) {
-
-            var direction = 'above',
-                caretTo = 'end';
-                
-            if(event.which === KEYS.DELETE) {
-                direction = 'below';
-                caretTo = 'start';
-            }
-
-            event.preventDefault();
-
-            var parent = element.parent(),
-                grandParent = parent ? parent.parent() : null,
-                goto;
-            if(parent.children().length === 1 && parent.children()[0].sameNode(element)) {
-                if(grandParent && grandParent.children().length === 1) {
-                    goto = grandParent.append({text: ''});
-                } else {
-                    goto = element.getNearestTextElement(direction);
-                }
-                parent.detach();
-            } else {
-                goto = element.getNearestTextElement(direction);
-                element.detach();
-            }
-            canvas.setCurrentElement(goto, {caretTo: caretTo});
-            canvas.publisher('contentChanged');
-        }
-        else if(cursorAtOperationEdge) {
-            // todo
-            event.preventDefault();
-        }
-    }
-});
-
-return {
-    handleKey: handleKey
-};
-
-});
\ No newline at end of file