1959 lines
74 KiB
JavaScript
1959 lines
74 KiB
JavaScript
/*
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* (c) Copyright Ascensio System SIA 2010-2014
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*
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* This program is a free software product. You can redistribute it and/or
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* modify it under the terms of the GNU Affero General Public License (AGPL)
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* version 3 as published by the Free Software Foundation. In accordance with
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* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
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* that Ascensio System SIA expressly excludes the warranty of non-infringement
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* of any third-party rights.
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*
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* This program is distributed WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
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* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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*
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* You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
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* EU, LV-1021.
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*
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* The interactive user interfaces in modified source and object code versions
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* of the Program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU AGPL version 3.
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*
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* Pursuant to Section 7(b) of the License you must retain the original Product
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* logo when distributing the program. Pursuant to Section 7(e) we decline to
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* grant you any rights under trademark law for use of our trademarks.
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*
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* All the Product's GUI elements, including illustrations and icon sets, as
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* well as technical writing content are licensed under the terms of the
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* Creative Commons Attribution-ShareAlike 4.0 International. See the License
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* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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*
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*/
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(function ($, window, undefined) {
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var asc = window["Asc"];
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var asc_calcnpt = asc.calcNearestPt;
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var asc_getcvt = asc.getCvtRatio;
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var asc_round = asc.round;
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var asc_search = asc.search;
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var asc_clone = asc.clone;
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var asc_lastidx = asc.lastIndexOf;
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var asc_HL = asc.HandlersList;
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var asc_DC = asc.DrawingContext;
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var asc_TR = asc.CellTextRender;
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var asc_FP = asc.FontProperties;
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var asc_parsecolor = asc.parseColor;
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var asc_incDecFonSize = asc.incDecFonSize;
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var kLeftAlign = "left";
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var kRightAlign = "right";
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var kCenterAlign = "center";
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var namespace = "ASC_CellEditor";
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var kBeginOfLine = -1;
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var kBeginOfText = -2;
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var kEndOfLine = -3;
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var kEndOfText = -4;
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var kNextChar = -5;
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var kNextWord = -6;
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var kNextLine = -7;
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var kPrevChar = -8;
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var kPrevWord = -9;
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var kPrevLine = -10;
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var kPosition = -11;
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var kPositionLength = -12;
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var kNewLine = "\n";
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function CellEditor(elem, input, fmgrGraphics, handlers, settings) {
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if (! (this instanceof CellEditor)) {
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return new CellEditor(elem, input, fmgrGraphics, handlers, settings);
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}
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this.element = elem;
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this.input = input;
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this.handlers = new asc_HL(handlers);
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this.settings = $.extend(true, {},
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this.defaults, settings);
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this.canvasOuter = undefined;
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this.canvas = undefined;
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this.canvasOverlay = undefined;
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this.cursor = undefined;
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this.graphicObjectCursor = undefined;
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this.cursorTID = undefined;
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this.cursorPos = 0;
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this.topLineIndex = 0;
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this.fmgrGraphics = fmgrGraphics;
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this.drawingCtx = undefined;
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this.overlayCtx = undefined;
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this.textRender = undefined;
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this.textFlags = undefined;
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this.kx = 1;
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this.ky = 1;
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this.skipKeyPress = undefined;
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this.undoList = [];
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this.redoList = [];
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this.undoMode = false;
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this.undoAllMode = false;
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this.selectionBegin = -1;
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this.selectionEnd = -1;
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this.isSelectMode = false;
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this.hasCursor = false;
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this.hasFocus = false;
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this.newTextFormat = undefined;
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this.newTextFormatAdditional = undefined;
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this.selectionTimer = undefined;
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this.enableKeyEvents = true;
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this.isTopLineActive = false;
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this.skipTLUpdate = true;
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this.isOpened = false;
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this.callTopLineMouseup = false;
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this.lastKeyCode = undefined;
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this.m_nEditorState = null;
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this.isUpdateValue = true;
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this.init();
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return this;
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}
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CellEditor.prototype = {
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constructor: CellEditor,
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defaults: {
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background: "#fff",
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font: new asc_FP("Calibri", 11),
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padding: 2,
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selectColor: "rgba(190,190,255,.5)",
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textAlign: kLeftAlign,
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textColor: "#000",
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canvasZindex: "1000",
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blinkInterval: 500,
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cursorShape: "text",
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selectionTimeout: 20
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},
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reReplaceNL: /\r?\n|\r/g,
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reReplaceTab : /[\t\v\f]/g,
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reRangeStr: "[^a-z0-9_$!:](\\$?[a-z]+\\$?\\d+:\\$?[a-z]+\\$?\\d+(?=[^a-z0-9_]|$)|\\$?[a-z]+:\\$?[a-z]+(?=[^a-z0-9_]|$)|\\$?\\d+:\\$?\\d+(?=[^a-z0-9_]|$)|\\$?[a-z]+\\$?\\d+(?=[^a-z0-9_]|$))",
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rangeChars: "= - + * / ( { , < > ^ ! & : ;".split(" "),
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reNotFormula: /[^a-z0-9_]/i,
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reFormula: /^([a-z_][a-z0-9_]*)/i,
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init: function () {
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var t = this;
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var z = parseInt(t.settings.canvasZindex);
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t.canvasOuter = t.element.find("#ce-canvas-outer");
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if (t.canvasOuter.length < 1) {
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t.canvasOuter = $('<div id="ce-canvas-outer"/>').css("display", "none").css("z-index", z).appendTo(t.element);
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t.canvas = $('<canvas id="ce-canvas"/>').css("z-index", z + 1).appendTo(t.canvasOuter);
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t.canvasOverlay = $('<canvas id="ce-canvas-overlay"/>').css("z-index", z + 2).css("cursor", t.settings.cursorShape).appendTo(t.canvasOuter);
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t.cursor = $('<div id="ce-cursor"/>').css("display", "none").css("z-index", z + 3).appendTo(t.canvasOuter);
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}
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t.drawingCtx = asc_DC({
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canvas: t.canvas[0],
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units: 1,
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fmgrGraphics: this.fmgrGraphics
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});
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t.overlayCtx = asc_DC({
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canvas: t.canvasOverlay[0],
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units: 1,
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fmgrGraphics: this.fmgrGraphics
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});
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t.textRender = asc_TR(t.drawingCtx);
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t.textRender.setDefaultFont(t.settings.font.clone());
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t.canvasOverlay.off("." + namespace).on("mousedown." + namespace, function () {
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return t._onMouseDown.apply(t, arguments);
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}).on("mouseup." + namespace, function () {
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return t._onMouseUp.apply(t, arguments);
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}).on("mousemove." + namespace, function () {
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return t._onMouseMove.apply(t, arguments);
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}).on("mouseleave." + namespace, function () {
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return t._onMouseLeave.apply(t, arguments);
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}).on("dblclick." + namespace, function () {
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return t._onMouseDblClick.apply(t, arguments);
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});
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t.input.off("." + namespace).on("focus." + namespace, function () {
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return t.isOpened ? t._topLineGotFocus.apply(t, arguments) : true;
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}).on("mousedown." + namespace, function () {
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return t.isOpened ? (t.callTopLineMouseup = true, true) : true;
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}).on("mouseup." + namespace, function () {
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return t.isOpened ? t._topLineMouseUp.apply(t, arguments) : true;
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}).on("input." + namespace, function () {
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return t._onInputTextArea.apply(t, arguments);
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});
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if (t.input[0]) {
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if (document.addEventListener) {
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t.input[0].addEventListener("drop", function (e) {
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e.preventDefault();
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return false;
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},
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false);
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} else {
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t.input[0].attachEvent("ondrop", function (e) {
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e.preventDefault();
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return false;
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});
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}
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}
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},
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destroy: function () {
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$(window).off("." + namespace);
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this.input.off("." + namespace);
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},
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open: function (options) {
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var t = this;
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t.isOpened = true;
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$(window).on("keydown." + namespace, function () {
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return t._onWindowKeyDown.apply(t, arguments);
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}).on("keypress." + namespace, function () {
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return t._onWindowKeyPress.apply(t, arguments);
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}).on("keyup." + namespace, function () {
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return t._onWindowKeyUp.apply(t, arguments);
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}).on("mouseup." + namespace, function () {
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return t._onWindowMouseUp.apply(t, arguments);
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}).on("mousemove." + namespace, function () {
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return t._onWindowMouseMove.apply(t, arguments);
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});
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t._setOptions(options);
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t.isTopLineActive = t.input.hasClass("focused");
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t._draw();
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if (! (options.cursorPos >= 0)) {
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if (options.isClearCell) {
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t._selectChars(kEndOfText);
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} else {
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t._moveCursor(kEndOfText);
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}
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}
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t.setFocus(t.isTopLineActive ? true : (undefined !== options.focus) ? options.focus : t._haveTextInEdit() ? true : false);
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t._updateFormulaEditMod(true);
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t._updateUndoRedoChanged();
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},
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close: function (saveValue) {
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var t = this,
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opt = t.options,
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ret = false;
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if (saveValue && $.isFunction(opt.saveValueCallback)) {
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ret = t._wrapFragments(opt.fragments);
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ret = opt.saveValueCallback(opt.fragments, t.textFlags, ret);
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if (!ret) {
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return false;
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}
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}
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t.isOpened = false;
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$(window).off("." + namespace);
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t.input.blur();
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t.isTopLineActive = false;
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t.input.removeClass("focused");
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t._hideCursor();
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t.canvasOuter.hide();
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t.handlers.trigger("closed");
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return true;
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},
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setTextStyle: function (prop, val) {
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var t = this,
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opt = t.options,
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begin, end, i, first, last;
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if (t.selectionBegin !== t.selectionEnd) {
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begin = Math.min(t.selectionBegin, t.selectionEnd);
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end = Math.max(t.selectionBegin, t.selectionEnd);
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if (end - begin < 2) {
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t.undoList.push({
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fn: t._addChars,
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args: [t.textRender.getChars(begin, 1), begin]
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});
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} else {
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t.undoList.push({
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fn: t._addFragments,
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args: [t._getFragments(begin, end - begin), begin]
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});
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}
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t._extractFragments(begin, end - begin);
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first = t._findFragment(begin);
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last = t._findFragment(end - 1);
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if (first && last) {
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for (i = first.index; i <= last.index; ++i) {
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var elem = opt.fragments[i];
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var valTmp = t._setFormatProperty(elem.format, prop, val, elem);
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if (null === val) {
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val = valTmp;
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}
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}
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t._mergeFragments();
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t._update();
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t._cleanSelection();
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t._drawSelection();
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t.undoList.push({
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fn: t._removeChars,
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args: [begin, end - begin]
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});
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t.redoList = [];
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}
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} else {
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first = t._findFragmentToInsertInto(t.cursorPos);
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if (first) {
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if (!t.newTextFormat) {
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var elem = opt.fragments[first.index];
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t.newTextFormat = t._cloneFormat(elem.format);
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t.newTextFormatAdditional = {
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theme: elem.theme,
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tint: elem.tint
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};
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}
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t._setFormatProperty(t.newTextFormat, prop, val, t.newTextFormatAdditional);
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}
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}
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},
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empty: function (options) {
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if (c_oAscCleanOptions.All !== options) {
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return;
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}
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this._removeChars();
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},
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undo: function () {
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this._performAction(this.undoList, this.redoList);
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},
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undoAll: function () {
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this.undoAllMode = true;
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while (this.undoList.length > 0) {
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this.undo();
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}
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this.undoAllMode = false;
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this._update();
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},
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redo: function () {
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this._performAction(this.redoList, this.undoList);
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},
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getZoom: function () {
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return this.drawingCtx.getZoom();
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},
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changeZoom: function (factor) {
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this.drawingCtx.changeZoom(factor);
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this.overlayCtx.changeZoom(factor);
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},
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canEnterCellRange: function () {
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var isRange = this._findRangeUnderCursor().range !== null;
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var prevChar = this.textRender.getChars(this.cursorPos - 1, 1);
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return isRange || this.rangeChars.indexOf(prevChar) >= 0;
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},
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activateCellRange: function () {
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var res = this._findRangeUnderCursor();
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res.range ? this.handlers.trigger("existedRange", res.range) : this.handlers.trigger("newRange");
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},
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enterCellRange: function (rangeStr) {
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var t = this;
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var res = t._findRangeUnderCursor();
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if (res.range) {
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t._moveCursor(kPosition, res.index);
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t._selectChars(kPosition, res.index + res.length);
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}
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var lastAction = t.undoList.length > 0 ? t.undoList[t.undoList.length - 1] : null;
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while (lastAction && lastAction.isRange) {
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t.undoList.pop();
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lastAction = t.undoList.length > 0 ? t.undoList[t.undoList.length - 1] : null;
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}
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t._addChars(rangeStr, undefined, true);
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},
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changeCellRange: function (range, rangeStr) {
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var t = this;
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t._moveCursor(kPosition, range.cursorePos);
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t._selectChars(kPositionLength, range.formulaRangeLength);
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t._addChars(rangeStr, undefined, true);
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t._moveCursor(kEndOfText);
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},
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move: function (dx, dy) {
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var t = this;
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var opt = t.options;
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t.left += dx;
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t.right += dx;
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t.top += dy;
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t.bottom += dy;
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opt.leftSide.forEach(function (e, i, a) {
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a[i] = e + dx;
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});
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opt.rightSide.forEach(function (e, i, a) {
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a[i] = e + dx;
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});
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opt.bottomSide.forEach(function (e, i, a) {
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a[i] = e + dy;
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});
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t._adjustCanvas();
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t._renderText();
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t._drawSelection();
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},
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setFocus: function (hasFocus) {
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this.hasFocus = !!hasFocus;
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this.handlers.trigger("gotFocus", this.hasFocus);
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},
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restoreFocus: function () {
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if (this.isTopLineActive) {
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this.input.focus();
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}
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},
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copySelection: function () {
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var t = this;
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var res = null;
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if (t.selectionBegin !== t.selectionEnd) {
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var start = t.selectionBegin;
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var end = t.selectionEnd;
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if (start > end) {
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var temp = start;
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start = end;
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end = temp;
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}
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res = t._getFragments(start, end - start);
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}
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return res;
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},
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cutSelection: function () {
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var t = this;
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var f = null;
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if (t.selectionBegin !== t.selectionEnd) {
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var start = t.selectionBegin;
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var end = t.selectionEnd;
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if (start > end) {
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var temp = start;
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start = end;
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end = temp;
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}
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f = t._getFragments(start, end - start);
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t._removeChars();
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}
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return f;
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},
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pasteText: function (text) {
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var t = this;
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text = text.replace(/\t/g, " ");
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text = text.replace(/\r/g, "");
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text = text.replace(/^\n+|\n+$/g, "");
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var wrap = text.indexOf("\n") >= 0;
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if (! (text.length > 0)) {
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return;
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}
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if (t.selectionBegin !== t.selectionEnd) {
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t._removeChars();
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} else {
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t.undoList.push({
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fn: "fake",
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args: []
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});
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}
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t.undoList.push({
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fn: t._removeChars,
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args: [t.cursorPos, text.length]
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});
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t.redoList = [];
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var opt = t.options;
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var nInsertPos = t.cursorPos;
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var fr;
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fr = t._findFragmentToInsertInto(nInsertPos - (nInsertPos > 0 ? 1 : 0));
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if (fr) {
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var oCurFragment = opt.fragments[fr.index];
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if (fr.end <= nInsertPos) {
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oCurFragment.text += text;
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} else {
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var sNewText = oCurFragment.text.substring(0, nInsertPos);
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sNewText += text;
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sNewText += oCurFragment.text.substring(nInsertPos);
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oCurFragment.text = sNewText;
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}
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t.cursorPos = nInsertPos + text.length;
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t._update();
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}
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if (wrap) {
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t._wrapText();
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t._update();
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}
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},
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paste: function (fragments, cursorPos) {
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var t = this;
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var wrap = fragments.some(function (val) {
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return val.text.indexOf("\n") >= 0;
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});
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t._cleanFragments(fragments);
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if (! (fragments.length > 0)) {
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return;
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}
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if (t.selectionBegin !== t.selectionEnd) {
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t._removeChars();
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}
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t.undoList.push({
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fn: t._removeChars,
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args: [t.cursorPos, t._getFragmentsLength(fragments)]
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});
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t.redoList = [];
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t._addFragments(fragments, t.cursorPos);
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if (wrap) {
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t._wrapText();
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t._update();
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}
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if (undefined !== cursorPos) {
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t._moveCursor(kPosition, cursorPos);
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}
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},
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enableKeyEventsHandler: function (flag) {
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this.enableKeyEvents = !!flag;
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|
},
|
|
isFormula: function () {
|
|
var fragments = this.options.fragments;
|
|
return fragments.length > 0 && fragments[0].text.length > 0 && fragments[0].text.charAt(0) === "=";
|
|
},
|
|
insertFormula: function (functionName) {
|
|
if (false === this.isFormula()) {
|
|
var fragments = this.options.fragments;
|
|
if (1 === fragments.length && 0 === fragments[0].text.length) {
|
|
functionName = "=" + functionName + "()";
|
|
} else {
|
|
return false;
|
|
}
|
|
} else {
|
|
functionName = functionName + "()";
|
|
}
|
|
this.skipTLUpdate = false;
|
|
this._addChars(functionName);
|
|
this._moveCursor(kPosition, this.cursorPos - 1);
|
|
},
|
|
replaceText: function (pos, len, newText) {
|
|
this._moveCursor(kPosition, pos);
|
|
this._selectChars(kPosition, pos + len);
|
|
this._addChars(newText);
|
|
},
|
|
setFontRenderingMode: function () {
|
|
if (this.isOpened) {
|
|
this._draw();
|
|
}
|
|
},
|
|
_setOptions: function (options) {
|
|
function cmpNum(a, b) {
|
|
return a - b;
|
|
}
|
|
function cmpNumRev(a, b) {
|
|
return b - a;
|
|
}
|
|
var t = this;
|
|
var opt = t.options = $.extend(true, {},
|
|
t.settings, options);
|
|
var ctx = t.drawingCtx;
|
|
var u = ctx.getUnits();
|
|
t.textFlags = $.extend(true, {},
|
|
opt.flags);
|
|
if (t.textFlags.textAlign.toLowerCase() === "justify" || this.isFormula()) {
|
|
t.textFlags.textAlign = "left";
|
|
}
|
|
if (t.textFlags.wrapText) {
|
|
t.textFlags.wrapOnlyNL = true;
|
|
t.textFlags.wrapText = false;
|
|
}
|
|
t._cleanFragments(opt.fragments);
|
|
t.textRender.setString(opt.fragments, t.textFlags);
|
|
delete t.newTextFormat;
|
|
delete t.newTextFormatAdditional;
|
|
if (opt.zoom > 0) {
|
|
t.overlayCtx.setFont(t.drawingCtx.getFont());
|
|
t.changeZoom(opt.zoom);
|
|
}
|
|
t.kx = asc_getcvt(u, 0, ctx.getPPIX());
|
|
t.ky = asc_getcvt(u, 0, ctx.getPPIY());
|
|
$.unique(opt.leftSide);
|
|
$.unique(opt.rightSide);
|
|
$.unique(opt.bottomSide);
|
|
opt.leftSide.sort(cmpNumRev);
|
|
opt.rightSide.sort(cmpNum);
|
|
opt.bottomSide.sort(cmpNum);
|
|
t.left = opt.cellX;
|
|
t.top = opt.cellY;
|
|
t.right = opt.rightSide[0];
|
|
t.bottom = opt.bottomSide[0];
|
|
t.cursorPos = opt.cursorPos !== undefined ? opt.cursorPos : 0;
|
|
t.topLineIndex = 0;
|
|
t.selectionBegin = -1;
|
|
t.selectionEnd = -1;
|
|
t.isSelectMode = false;
|
|
t.hasCursor = false;
|
|
t.undoList = [];
|
|
t.redoList = [];
|
|
t.undoMode = false;
|
|
t.skipKeyPress = false;
|
|
},
|
|
_parseRangeStr: function (s) {
|
|
var p, range, ca1, ca2;
|
|
p = s.replace(/\$/g, "").split(":");
|
|
if (p.length > 1) {
|
|
ca1 = new CellAddress(p[0]);
|
|
ca2 = new CellAddress(p[1]);
|
|
if (!ca1 || !ca1.isValid() || !ca2 || !ca2.isValid()) {
|
|
return null;
|
|
}
|
|
range = asc.Range(ca1.getCol0(), ca1.getRow0(), ca2.getCol0(), ca2.getRow0());
|
|
if (range.r2 === gc_nMaxRow0) {
|
|
range.r1 = 0;
|
|
range.type = c_oAscSelectionType.RangeCol;
|
|
} else {
|
|
if (range.c2 === gc_nMaxCol0) {
|
|
range.c1 = 0;
|
|
range.type = c_oAscSelectionType.RangeRow;
|
|
} else {
|
|
range.type = c_oAscSelectionType.RangeCells;
|
|
}
|
|
}
|
|
} else {
|
|
ca1 = new CellAddress(p[0]);
|
|
if (!ca1 || !ca1.isValid()) {
|
|
return null;
|
|
}
|
|
range = asc.Range(ca1.getCol0(), ca1.getRow0(), ca1.getCol0(), ca1.getRow0());
|
|
range.type = c_oAscSelectionType.RangeCells;
|
|
}
|
|
range.startCol = range.c1;
|
|
range.startRow = range.r1;
|
|
return range;
|
|
},
|
|
_parseFormulaRanges: function () {
|
|
var s = this._getFragmentsText(this.options.fragments);
|
|
var reIdx = 0;
|
|
var re = [new RegExp(this.reRangeStr, "gi")];
|
|
var ret = false;
|
|
var m, range, i;
|
|
if (s.length < 1 || s.charAt(0) !== "=") {
|
|
return ret;
|
|
}
|
|
while (null !== (m = re[reIdx].exec(s))) {
|
|
range = this._parseRangeStr(m[1]);
|
|
if (range) {
|
|
ret = true;
|
|
if (m[1].indexOf("$") > -1) {
|
|
range.isAbsolute = m[1];
|
|
}
|
|
range.cursorePos = m.input.indexOf(m[0]) + 1;
|
|
range.formulaRangeLength = m[1].length;
|
|
this.handlers.trigger("newRange", range);
|
|
} else {
|
|
i = m[1].indexOf(":");
|
|
if (i >= 0) {
|
|
s = "(" + s.slice(m.index + 1 + i + 1);
|
|
reIdx = re.length;
|
|
re.push(new RegExp(this.reRangeStr, "gi"));
|
|
}
|
|
}
|
|
}
|
|
return ret;
|
|
},
|
|
_findRangeUnderCursor: function () {
|
|
var t = this;
|
|
var s = t.textRender.getChars(0, t.textRender.getCharsCount());
|
|
var re = new RegExp("^" + this.reRangeStr, "i");
|
|
var reW = /[^a-z0-9_$]/i;
|
|
var beg = t.cursorPos - 1;
|
|
var colon = -1;
|
|
var ch, res, range;
|
|
for (; beg >= 0; --beg) {
|
|
ch = s.charAt(beg);
|
|
if (!reW.test(ch)) {
|
|
continue;
|
|
}
|
|
res = s.slice(beg).match(re);
|
|
if (ch === ":" && colon < 0) {
|
|
if (!res || res[1].indexOf(":") < 0) {
|
|
colon = beg;
|
|
continue;
|
|
}
|
|
}
|
|
if (res && t.cursorPos > beg + res.index && t.cursorPos <= beg + res.index + res[0].length) {
|
|
range = t._parseRangeStr(res[1]);
|
|
if (!range) {
|
|
beg = colon;
|
|
res = s.slice(beg).match(re);
|
|
if (res && t.cursorPos > beg + res.index && t.cursorPos <= beg + res.index + res[0].length) {
|
|
range = t._parseRangeStr(res[1]);
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
return !range ? {
|
|
index: -1,
|
|
length: 0,
|
|
range: null
|
|
} : {
|
|
index: beg + res.index + 1,
|
|
length: res[1].length,
|
|
range: range
|
|
};
|
|
},
|
|
_updateFormulaEditMod: function (bIsOpen) {
|
|
var isFormula = this.isFormula();
|
|
if (!bIsOpen) {
|
|
this._updateEditorState(isFormula);
|
|
}
|
|
this.handlers.trigger("updateFormulaEditMod", isFormula);
|
|
var ret1 = this._parseFormulaRanges();
|
|
var ret2 = this.canEnterCellRange();
|
|
this.handlers.trigger("updateFormulaEditModEnd", ret1 || ret2);
|
|
},
|
|
_updateUndoRedoChanged: function () {
|
|
this.handlers.trigger("updateUndoRedoChanged", 0 < this.undoList.length, 0 < this.redoList.length);
|
|
},
|
|
_haveTextInEdit: function () {
|
|
var fragments = this.options.fragments;
|
|
return fragments.length > 0 && fragments[0].text.length > 0;
|
|
},
|
|
_updateEditorState: function (isFormula) {
|
|
if (undefined === isFormula) {
|
|
isFormula = this.isFormula();
|
|
}
|
|
var editorState = isFormula ? c_oAscCellEditorState.editFormula : "" === this._getFragmentsText(this.options.fragments) ? c_oAscCellEditorState.editEmptyCell : c_oAscCellEditorState.editText;
|
|
if (this.m_nEditorState !== editorState) {
|
|
this.m_nEditorState = editorState;
|
|
this.handlers.trigger("updateEditorState", this.m_nEditorState);
|
|
}
|
|
},
|
|
_draw: function () {
|
|
var t = this,
|
|
opt = t.options,
|
|
canExpW = true,
|
|
canExpH = true,
|
|
tm, expW, expH;
|
|
if (opt.fragments.length > 0) {
|
|
tm = t.textRender.measureString(opt.fragments, t.textFlags, t._getContentWidth());
|
|
expW = tm.width > t._getContentWidth();
|
|
expH = tm.height > t._getContentHeight();
|
|
while (expW && canExpW || expH && canExpH) {
|
|
if (expW) {
|
|
canExpW = t._expandWidth();
|
|
}
|
|
if (expH) {
|
|
canExpH = t._expandHeight();
|
|
}
|
|
if (!canExpW) {
|
|
t.textFlags.wrapText = true;
|
|
tm = t.textRender.measureString(opt.fragments, t.textFlags, t._getContentWidth());
|
|
} else {
|
|
tm = t.textRender.measure(t._getContentWidth());
|
|
}
|
|
expW = tm.width > t._getContentWidth();
|
|
expH = tm.height > t._getContentHeight();
|
|
}
|
|
}
|
|
t._cleanText();
|
|
t._cleanSelection();
|
|
t._adjustCanvas();
|
|
t._renderText();
|
|
t.input.val(t._getFragmentsText(opt.fragments));
|
|
t._updateCursorPosition();
|
|
t._showCursor();
|
|
},
|
|
_update: function () {
|
|
var t = this,
|
|
opt = t.options,
|
|
tm, canExpW, canExpH, oldLC, doAjust = false;
|
|
if (opt.fragments.length > 0) {
|
|
oldLC = t.textRender.getLinesCount();
|
|
tm = t.textRender.measureString(opt.fragments, t.textFlags, t._getContentWidth());
|
|
if (t.textRender.getLinesCount() < oldLC) {
|
|
t.topLineIndex -= oldLC - t.textRender.getLinesCount();
|
|
}
|
|
canExpW = !t.textFlags.wrapText;
|
|
while (tm.width > t._getContentWidth() && canExpW) {
|
|
canExpW = t._expandWidth();
|
|
if (!canExpW) {
|
|
t.textFlags.wrapText = true;
|
|
tm = t.textRender.measureString(opt.fragments, t.textFlags, t._getContentWidth());
|
|
}
|
|
doAjust = true;
|
|
}
|
|
canExpH = true;
|
|
while (tm.height > t._getContentHeight() && canExpH) {
|
|
canExpH = t._expandHeight();
|
|
doAjust = true;
|
|
}
|
|
if (t.textRender.isLastCharNL() && !doAjust && canExpH) {
|
|
var lm = t.textRender.calcCharHeight(t.textRender.getCharsCount() - 1);
|
|
if (tm.height + lm.th > t._getContentHeight()) {
|
|
t._expandHeight();
|
|
doAjust = true;
|
|
}
|
|
}
|
|
}
|
|
if (doAjust) {
|
|
t._adjustCanvas();
|
|
}
|
|
t._renderText();
|
|
t._fireUpdated();
|
|
t._updateCursorPosition(true);
|
|
t._showCursor();
|
|
t._updateFormulaEditMod(false);
|
|
t._updateUndoRedoChanged();
|
|
},
|
|
_fireUpdated: function () {
|
|
var t = this;
|
|
var s = t._getFragmentsText(t.options.fragments);
|
|
var isFormula = s.charAt(0) === "=";
|
|
var funcPos, funcName, match;
|
|
if (!t.isTopLineActive || !t.skipTLUpdate || t.undoMode) {
|
|
t.input.val(s);
|
|
}
|
|
if (isFormula) {
|
|
funcPos = asc_lastidx(s, t.reNotFormula, t.cursorPos) + 1;
|
|
if (funcPos > 0) {
|
|
match = s.slice(funcPos).match(t.reFormula);
|
|
}
|
|
if (match) {
|
|
funcName = match[1];
|
|
} else {
|
|
funcPos = undefined;
|
|
funcName = undefined;
|
|
}
|
|
}
|
|
t.handlers.trigger("updated", s, t.cursorPos, isFormula, funcPos, funcName);
|
|
},
|
|
_expandWidth: function () {
|
|
var t = this,
|
|
opt = t.options,
|
|
l = false,
|
|
r = false;
|
|
function expandLeftSide() {
|
|
var i = asc_search(opt.leftSide, function (v) {
|
|
return v < t.left;
|
|
});
|
|
if (i >= 0) {
|
|
t.left = opt.leftSide[i];
|
|
return true;
|
|
}
|
|
var val = opt.leftSide[opt.leftSide.length - 1];
|
|
if (Math.abs(t.left - val) > 1e-06) {
|
|
t.left = val;
|
|
}
|
|
return false;
|
|
}
|
|
function expandRightSide() {
|
|
var i = asc_search(opt.rightSide, function (v) {
|
|
return v > t.right;
|
|
});
|
|
if (i >= 0) {
|
|
t.right = opt.rightSide[i];
|
|
return true;
|
|
}
|
|
var val = opt.rightSide[opt.rightSide.length - 1];
|
|
if (Math.abs(t.right - val) > 1e-06) {
|
|
t.right = val;
|
|
}
|
|
return false;
|
|
}
|
|
switch (t.textFlags.textAlign) {
|
|
case kRightAlign:
|
|
r = expandLeftSide();
|
|
break;
|
|
case kCenterAlign:
|
|
l = expandLeftSide();
|
|
r = expandRightSide();
|
|
break;
|
|
case kLeftAlign:
|
|
default:
|
|
r = expandRightSide();
|
|
}
|
|
return l || r;
|
|
},
|
|
_expandHeight: function () {
|
|
var t = this,
|
|
opt = t.options,
|
|
i = asc_search(opt.bottomSide, function (v) {
|
|
return v > t.bottom;
|
|
});
|
|
if (i >= 0) {
|
|
t.bottom = opt.bottomSide[i];
|
|
return true;
|
|
}
|
|
var val = opt.bottomSide[opt.bottomSide.length - 1];
|
|
if (Math.abs(t.bottom - val) > 1e-06) {
|
|
t.bottom = val;
|
|
}
|
|
return false;
|
|
},
|
|
_cleanText: function () {
|
|
this.drawingCtx.clear();
|
|
},
|
|
_adjustCanvas: function () {
|
|
var t = this;
|
|
var z = parseInt(t.settings.canvasZindex);
|
|
$(t.canvasOuter).css("display", "none").css("left", (t.left * t.kx) + "px").css("top", (t.top * t.ky) + "px").css("width", ((t.right - t.left) * t.kx - 1) + "px").css("height", ((t.bottom - t.top) * t.ky - 1) + "px").css("z-index", t.top <= 0 ? -1 : z);
|
|
$(t.canvas).add(t.canvasOverlay).attr("width", (t.right - t.left) * t.kx - 1).attr("height", (t.bottom - t.top) * t.ky - 1);
|
|
t.canvasOuter.show();
|
|
},
|
|
_renderText: function (dy) {
|
|
var t = this,
|
|
opt = t.options,
|
|
ctx = t.drawingCtx;
|
|
ctx.setFillStyle(opt.background).fillRect(0, 0, ctx.getWidth(), ctx.getHeight());
|
|
if (opt.fragments.length > 0) {
|
|
t.textRender.render(t._getContentLeft(), -ctx._1px_y + (dy === undefined ? 0 : dy), t._getContentWidth(), opt.textColor);
|
|
}
|
|
},
|
|
_cleanSelection: function () {
|
|
this.overlayCtx.clear();
|
|
},
|
|
_drawSelection: function () {
|
|
var t = this,
|
|
opt = t.options,
|
|
ctx = t.overlayCtx,
|
|
ppix = ctx.getPPIX(),
|
|
ppiy = ctx.getPPIY();
|
|
var begPos, endPos, top, top1, top2, begInfo, endInfo, line1, line2, i;
|
|
function drawRect(x, y, w, h) {
|
|
ctx.fillRect(asc_calcnpt(x, ppix), asc_calcnpt(y, ppiy), asc_calcnpt(w, ppix), asc_calcnpt(h, ppiy));
|
|
}
|
|
begPos = t.selectionBegin;
|
|
endPos = t.selectionEnd;
|
|
ctx.setFillStyle(opt.selectColor).clear();
|
|
if (begPos !== endPos && !t.isTopLineActive) {
|
|
top = t.textRender.calcLineOffset(t.topLineIndex);
|
|
begInfo = t.textRender.calcCharOffset(Math.min(begPos, endPos));
|
|
line1 = t.textRender.getLineInfo(begInfo.lineIndex);
|
|
top1 = t.textRender.calcLineOffset(begInfo.lineIndex);
|
|
endInfo = t.textRender.calcCharOffset(Math.max(begPos, endPos));
|
|
if (begInfo.lineIndex === endInfo.lineIndex) {
|
|
drawRect(begInfo.left, top1 - top, endInfo.left - begInfo.left, line1.th);
|
|
} else {
|
|
line2 = t.textRender.getLineInfo(endInfo.lineIndex);
|
|
top2 = t.textRender.calcLineOffset(endInfo.lineIndex);
|
|
drawRect(begInfo.left, top1 - top, line1.tw - begInfo.left + line1.startX, line1.th);
|
|
if (line2) {
|
|
drawRect(line2.startX, top2 - top, endInfo.left - line2.startX, line2.th);
|
|
}
|
|
top = top1 - top + line1.th;
|
|
for (i = begInfo.lineIndex + 1; i < endInfo.lineIndex; ++i, top += line1.th) {
|
|
line1 = t.textRender.getLineInfo(i);
|
|
drawRect(line1.startX, top, line1.tw, line1.th);
|
|
}
|
|
}
|
|
}
|
|
},
|
|
showCursor: function () {
|
|
if (!this.options) {
|
|
this.options = {};
|
|
}
|
|
this.options.isHideCursor = false;
|
|
this._showCursor();
|
|
},
|
|
_showCursor: function () {
|
|
var t = this;
|
|
if (true === t.options.isHideCursor || t.isTopLineActive === true) {
|
|
return;
|
|
}
|
|
window.clearInterval(t.cursorTID);
|
|
t.cursor.show();
|
|
t.cursorTID = window.setInterval(function () {
|
|
t.cursor.toggle();
|
|
},
|
|
t.settings.blinkInterval);
|
|
},
|
|
_hideCursor: function () {
|
|
var t = this;
|
|
window.clearInterval(t.cursorTID);
|
|
t.cursor.hide();
|
|
},
|
|
_updateCursorPosition: function (redrawText) {
|
|
var t = this;
|
|
var h = t.canvas.innerHeight();
|
|
var y = -t.textRender.calcLineOffset(t.topLineIndex);
|
|
var cur = t.textRender.calcCharOffset(t.cursorPos);
|
|
var charsCount = t.textRender.getCharsCount();
|
|
var curLeft = asc_round(((kRightAlign !== t.textFlags.textAlign || t.cursorPos !== charsCount) && cur !== null && cur.left !== null ? cur.left : t._getContentPosition()) * t.kx);
|
|
var curTop = asc_round(((cur !== null ? cur.top : 0) + y) * t.ky);
|
|
var curHeight = asc_round((cur !== null ? cur.height : t.options.font.FontSize) * 1.275 * t.ky);
|
|
var i, dy;
|
|
while (t.textRender.getLinesCount() > 1) {
|
|
if (curTop + curHeight - 1 > h) {
|
|
i = i === undefined ? 0 : i + 1;
|
|
dy = t.textRender.getLineInfo(i).th;
|
|
y -= dy;
|
|
curTop -= asc_round(dy * t.ky);
|
|
++t.topLineIndex;
|
|
continue;
|
|
}
|
|
if (curTop < 0) {
|
|
--t.topLineIndex;
|
|
dy = t.textRender.getLineInfo(t.topLineIndex).th;
|
|
y += dy;
|
|
curTop += asc_round(dy * t.ky);
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
if (dy !== undefined || redrawText) {
|
|
t._renderText(y);
|
|
}
|
|
t.cursor.css("left", curLeft + "px").css("top", curTop + "px").css("height", curHeight + "px");
|
|
if (cur) {
|
|
t.input.scrollTop(t.input.height() * cur.lineIndex);
|
|
}
|
|
if (t.isTopLineActive && !t.skipTLUpdate) {
|
|
t._updateTopLineCurPos();
|
|
}
|
|
},
|
|
_moveCursor: function (kind, pos) {
|
|
var t = this;
|
|
switch (kind) {
|
|
case kPrevChar:
|
|
t.cursorPos = t.textRender.getPrevChar(t.cursorPos);
|
|
break;
|
|
case kNextChar:
|
|
t.cursorPos = t.textRender.getNextChar(t.cursorPos);
|
|
break;
|
|
case kPrevWord:
|
|
t.cursorPos = t.textRender.getPrevWord(t.cursorPos);
|
|
break;
|
|
case kNextWord:
|
|
t.cursorPos = t.textRender.getNextWord(t.cursorPos);
|
|
break;
|
|
case kBeginOfLine:
|
|
t.cursorPos = t.textRender.getBeginOfLine(t.cursorPos);
|
|
break;
|
|
case kEndOfLine:
|
|
t.cursorPos = t.textRender.getEndOfLine(t.cursorPos);
|
|
break;
|
|
case kBeginOfText:
|
|
t.cursorPos = t.textRender.getBeginOfText(t.cursorPos);
|
|
break;
|
|
case kEndOfText:
|
|
t.cursorPos = t.textRender.getEndOfText(t.cursorPos);
|
|
break;
|
|
case kPrevLine:
|
|
t.cursorPos = t.textRender.getPrevLine(t.cursorPos);
|
|
break;
|
|
case kNextLine:
|
|
t.cursorPos = t.textRender.getNextLine(t.cursorPos);
|
|
break;
|
|
case kPosition:
|
|
t.cursorPos = pos;
|
|
break;
|
|
case kPositionLength:
|
|
t.cursorPos += pos;
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
if (t.selectionBegin !== t.selectionEnd) {
|
|
t.selectionBegin = t.selectionEnd = -1;
|
|
t._cleanSelection();
|
|
}
|
|
t._updateCursorPosition();
|
|
t._showCursor();
|
|
},
|
|
_findCursorPosition: function (coord) {
|
|
var t = this;
|
|
var lc = t.textRender.getLinesCount();
|
|
var i, h, w, li, chw;
|
|
for (h = 0, i = Math.max(t.topLineIndex, 0); i < lc; ++i) {
|
|
li = t.textRender.getLineInfo(i);
|
|
h += li.th;
|
|
if (coord.y <= h) {
|
|
for (w = li.startX, i = li.beg; i <= li.end; ++i) {
|
|
chw = t.textRender.getCharWidth(i);
|
|
if (coord.x <= w + chw) {
|
|
return coord.x <= w + chw / 2 ? i : i + 1 > li.end ? kEndOfLine : i + 1;
|
|
}
|
|
w += chw;
|
|
}
|
|
return i < t.textRender.getCharsCount() ? i - 1 : kEndOfText;
|
|
}
|
|
}
|
|
return kNextLine;
|
|
},
|
|
_updateTopLineCurPos: function () {
|
|
var t = this;
|
|
var isSelected = t.selectionBegin !== t.selectionEnd;
|
|
var b = isSelected ? t.selectionBegin : t.cursorPos;
|
|
var e = isSelected ? t.selectionEnd : t.cursorPos;
|
|
if (t.input[0].setSelectionRange) {
|
|
t.input[0].setSelectionRange(Math.min(b, e), Math.max(b, e));
|
|
}
|
|
},
|
|
_topLineGotFocus: function () {
|
|
var t = this;
|
|
t.isTopLineActive = true;
|
|
t.input.addClass("focused");
|
|
t.setFocus(true);
|
|
t._hideCursor();
|
|
t._updateTopLineCurPos();
|
|
t._cleanSelection();
|
|
},
|
|
_topLineMouseUp: function () {
|
|
var t = this;
|
|
this.callTopLineMouseup = false;
|
|
setTimeout(function () {
|
|
var b = t.input[0].selectionStart;
|
|
var e = t.input[0].selectionEnd;
|
|
if (typeof b !== "undefined") {
|
|
if (t.cursorPos !== b) {
|
|
t._moveCursor(kPosition, b);
|
|
}
|
|
if (b !== e) {
|
|
t._selectChars(kPosition, e);
|
|
}
|
|
}
|
|
});
|
|
},
|
|
_syncEditors: function () {
|
|
var t = this;
|
|
var s1 = t._getFragmentsText(t.options.fragments);
|
|
var s2 = t.input.val();
|
|
var l = Math.min(s1.length, s2.length);
|
|
var i1 = 0,
|
|
i2 = 0;
|
|
while (i1 < l && s1.charAt(i1) === s2.charAt(i1)) {
|
|
++i1;
|
|
}
|
|
i2 = i1 + 1;
|
|
if (i2 >= l) {
|
|
i2 = Math.max(s1.length, s2.length);
|
|
} else {
|
|
while (i2 < l && s1.charAt(i1) !== s2.charAt(i2)) {
|
|
++i2;
|
|
}
|
|
}
|
|
t._addChars(s2.slice(i1, i2), i1);
|
|
},
|
|
_getContentLeft: function () {
|
|
var t = this,
|
|
opt = t.options;
|
|
return asc_calcnpt(0, t.drawingCtx.getPPIX(), opt.padding);
|
|
},
|
|
_getContentWidth: function () {
|
|
var t = this,
|
|
opt = t.options;
|
|
return t.right - t.left - asc_calcnpt(0, t.drawingCtx.getPPIX(), opt.padding + opt.padding + 1);
|
|
},
|
|
_getContentHeight: function () {
|
|
var t = this;
|
|
return t.bottom - t.top;
|
|
},
|
|
_getContentPosition: function () {
|
|
var t = this,
|
|
opt = t.options,
|
|
ppix = t.drawingCtx.getPPIX();
|
|
switch (t.textFlags.textAlign) {
|
|
case kRightAlign:
|
|
return asc_calcnpt(t.right - t.left, ppix, -opt.padding - 1);
|
|
case kCenterAlign:
|
|
return asc_calcnpt(0.5 * (t.right - t.left), ppix, 0);
|
|
}
|
|
return asc_calcnpt(0, ppix, opt.padding);
|
|
},
|
|
_wrapFragments: function (frag) {
|
|
var i, s, ret = false;
|
|
for (i = 0; i < frag.length; ++i) {
|
|
s = frag[i].text;
|
|
if (s.indexOf("\u00B6") >= 0) {
|
|
s = s.replace(/\u00B6/g, "\n");
|
|
ret = true;
|
|
}
|
|
frag[i].text = s;
|
|
}
|
|
return ret;
|
|
},
|
|
_wrapText: function () {
|
|
var t = this;
|
|
t.textFlags.wrapOnlyNL = true;
|
|
t._wrapFragments(t.options.fragments);
|
|
},
|
|
_addChars: function (str, pos, isRange) {
|
|
var t = this,
|
|
opt = t.options,
|
|
f, l, s;
|
|
if (t.selectionBegin !== t.selectionEnd) {
|
|
t._removeChars(undefined, undefined, isRange);
|
|
}
|
|
if (pos === undefined) {
|
|
pos = t.cursorPos;
|
|
}
|
|
if (!t.undoMode) {
|
|
t.undoList.push({
|
|
fn: t._removeChars,
|
|
args: [pos, str.length],
|
|
isRange: isRange
|
|
});
|
|
t.redoList = [];
|
|
}
|
|
if (t.newTextFormat) {
|
|
var oNewObj = {
|
|
format: t.newTextFormat,
|
|
text: str,
|
|
theme: null,
|
|
tint: null
|
|
};
|
|
if (null != t.newTextFormatAdditional) {
|
|
oNewObj.theme = t.newTextFormatAdditional.theme;
|
|
oNewObj.tint = t.newTextFormatAdditional.tint;
|
|
}
|
|
t._addFragments([oNewObj], pos);
|
|
delete t.newTextFormat;
|
|
delete t.newTextFormatAdditional;
|
|
} else {
|
|
f = t._findFragmentToInsertInto(pos);
|
|
if (f) {
|
|
l = pos - f.begin;
|
|
s = opt.fragments[f.index].text;
|
|
opt.fragments[f.index].text = s.slice(0, l) + str + s.slice(l);
|
|
}
|
|
}
|
|
t.cursorPos = pos + str.length;
|
|
if (!t.undoAllMode) {
|
|
t._update();
|
|
}
|
|
},
|
|
_addNewLine: function () {
|
|
this._wrapText();
|
|
this._addChars(kNewLine);
|
|
},
|
|
_removeChars: function (pos, length, isRange) {
|
|
var t = this,
|
|
opt = t.options,
|
|
b, e, l, first, last;
|
|
if (t.selectionBegin !== t.selectionEnd) {
|
|
b = Math.min(t.selectionBegin, t.selectionEnd);
|
|
e = Math.max(t.selectionBegin, t.selectionEnd);
|
|
t.selectionBegin = t.selectionEnd = -1;
|
|
t._cleanSelection();
|
|
} else {
|
|
if (length === undefined) {
|
|
switch (pos) {
|
|
case kPrevChar:
|
|
b = t.textRender.getPrevChar(t.cursorPos);
|
|
e = t.cursorPos;
|
|
break;
|
|
case kNextChar:
|
|
b = t.cursorPos;
|
|
e = t.textRender.getNextChar(t.cursorPos);
|
|
break;
|
|
case kPrevWord:
|
|
b = t.textRender.getPrevWord(t.cursorPos);
|
|
e = t.cursorPos;
|
|
break;
|
|
case kNextWord:
|
|
b = t.cursorPos;
|
|
e = t.textRender.getNextWord(t.cursorPos);
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
} else {
|
|
b = pos;
|
|
e = pos + length;
|
|
}
|
|
}
|
|
if (b === e) {
|
|
return;
|
|
}
|
|
first = t._findFragment(b);
|
|
last = t._findFragment(e - 1);
|
|
if (!t.undoMode) {
|
|
if (e - b < 2 && opt.fragments[first.index].text.length > 1) {
|
|
t.undoList.push({
|
|
fn: t._addChars,
|
|
args: [t.textRender.getChars(b, 1), b],
|
|
isRange: isRange
|
|
});
|
|
} else {
|
|
t.undoList.push({
|
|
fn: t._addFragments,
|
|
args: [t._getFragments(b, e - b), b],
|
|
isRange: isRange
|
|
});
|
|
}
|
|
t.redoList = [];
|
|
}
|
|
if (first && last) {
|
|
if (first.index === last.index) {
|
|
l = opt.fragments[first.index].text;
|
|
opt.fragments[first.index].text = l.slice(0, b - first.begin) + l.slice(e - first.begin);
|
|
} else {
|
|
opt.fragments[first.index].text = opt.fragments[first.index].text.slice(0, b - first.begin);
|
|
opt.fragments[last.index].text = opt.fragments[last.index].text.slice(e - last.begin);
|
|
l = last.index - first.index;
|
|
if (l > 1) {
|
|
opt.fragments.splice(first.index + 1, l - 1);
|
|
}
|
|
}
|
|
t._mergeFragments();
|
|
}
|
|
t.cursorPos = b;
|
|
if (!t.undoAllMode) {
|
|
t._update();
|
|
}
|
|
},
|
|
_selectChars: function (kind, pos) {
|
|
var t = this;
|
|
var begPos, endPos;
|
|
begPos = t.selectionBegin === t.selectionEnd ? t.cursorPos : t.selectionBegin;
|
|
t._moveCursor(kind, pos);
|
|
endPos = t.cursorPos;
|
|
t.selectionBegin = begPos;
|
|
t.selectionEnd = endPos;
|
|
t._drawSelection();
|
|
if (t.isTopLineActive && !t.skipTLUpdate) {
|
|
t._updateTopLineCurPos();
|
|
}
|
|
},
|
|
_changeSelection: function (coord) {
|
|
var t = this;
|
|
function doChangeSelection(coord) {
|
|
var pos = t._findCursorPosition(coord);
|
|
if (pos !== undefined) {
|
|
pos >= 0 ? t._selectChars(kPosition, pos) : t._selectChars(pos);
|
|
}
|
|
if (t.isSelectMode) {
|
|
t.selectionTimer = window.setTimeout(function () {
|
|
doChangeSelection(coord);
|
|
},
|
|
t.settings.selectionTimeout);
|
|
}
|
|
}
|
|
window.clearTimeout(t.selectionTimer);
|
|
t.selectionTimer = window.setTimeout(function () {
|
|
doChangeSelection(coord);
|
|
},
|
|
0);
|
|
},
|
|
_findFragment: function (pos) {
|
|
var opt = this.options,
|
|
i, begin, end;
|
|
for (i = 0, begin = 0; i < opt.fragments.length; ++i) {
|
|
end = begin + opt.fragments[i].text.length;
|
|
if (pos >= begin && pos < end) {
|
|
return {
|
|
index: i,
|
|
begin: begin,
|
|
end: end
|
|
};
|
|
}
|
|
if (i < opt.fragments.length - 1) {
|
|
begin = end;
|
|
}
|
|
}
|
|
return pos === end ? {
|
|
index: i - 1,
|
|
begin: begin,
|
|
end: end
|
|
} : undefined;
|
|
},
|
|
_findFragmentToInsertInto: function (pos) {
|
|
var opt = this.options,
|
|
i, begin, end;
|
|
for (i = 0, begin = 0; i < opt.fragments.length; ++i) {
|
|
end = begin + opt.fragments[i].text.length;
|
|
if (pos >= begin && pos <= end) {
|
|
return {
|
|
index: i,
|
|
begin: begin,
|
|
end: end
|
|
};
|
|
}
|
|
if (i < opt.fragments.length - 1) {
|
|
begin = end;
|
|
}
|
|
}
|
|
return undefined;
|
|
},
|
|
_isWholeFragment: function (pos, len) {
|
|
var fr = this._findFragment(pos);
|
|
return fr && pos === fr.begin && len === fr.end - fr.begin;
|
|
},
|
|
_splitFragment: function (f, pos) {
|
|
var t = this,
|
|
opt = t.options,
|
|
fr;
|
|
if (pos > f.begin && pos < f.end) {
|
|
fr = opt.fragments[f.index];
|
|
Array.prototype.splice.apply(opt.fragments, [f.index, 1].concat([{
|
|
format: t._cloneFormat(fr.format),
|
|
text: fr.text.slice(0, pos - f.begin),
|
|
theme: fr.theme,
|
|
tint: fr.tint
|
|
},
|
|
{
|
|
format: t._cloneFormat(fr.format),
|
|
text: fr.text.slice(pos - f.begin),
|
|
theme: fr.theme,
|
|
tint: fr.tint
|
|
}]));
|
|
}
|
|
},
|
|
_getFragments: function (startPos, length) {
|
|
var t = this,
|
|
opt = t.options,
|
|
endPos = startPos + length - 1,
|
|
res = [],
|
|
fr,
|
|
i;
|
|
var first = t._findFragment(startPos);
|
|
var last = t._findFragment(endPos);
|
|
if (!first || !last) {
|
|
throw "Can not extract fragment of text";
|
|
}
|
|
if (first.index === last.index) {
|
|
fr = asc_clone(opt.fragments[first.index]);
|
|
fr.text = fr.text.slice(startPos - first.begin, endPos - first.begin + 1);
|
|
res.push(fr);
|
|
} else {
|
|
fr = asc_clone(opt.fragments[first.index]);
|
|
fr.text = fr.text.slice(startPos - first.begin);
|
|
res.push(fr);
|
|
for (i = first.index + 1; i < last.index; ++i) {
|
|
fr = asc_clone(opt.fragments[i]);
|
|
res.push(fr);
|
|
}
|
|
fr = asc_clone(opt.fragments[last.index]);
|
|
fr.text = fr.text.slice(0, endPos - last.begin + 1);
|
|
res.push(fr);
|
|
}
|
|
return res;
|
|
},
|
|
_extractFragments: function (startPos, length) {
|
|
var t = this,
|
|
fr;
|
|
fr = t._findFragment(startPos);
|
|
if (!fr) {
|
|
throw "Can not extract fragment of text";
|
|
}
|
|
t._splitFragment(fr, startPos);
|
|
fr = t._findFragment(startPos + length);
|
|
if (!fr) {
|
|
throw "Can not extract fragment of text";
|
|
}
|
|
t._splitFragment(fr, startPos + length);
|
|
},
|
|
_addFragments: function (f, pos) {
|
|
var t = this,
|
|
opt = t.options,
|
|
fr;
|
|
fr = t._findFragment(pos);
|
|
if (fr && pos < fr.end) {
|
|
t._splitFragment(fr, pos);
|
|
fr = t._findFragment(pos);
|
|
Array.prototype.splice.apply(opt.fragments, [fr.index, 0].concat(f));
|
|
} else {
|
|
opt.fragments = opt.fragments.concat(f);
|
|
}
|
|
t._mergeFragments();
|
|
t.cursorPos = pos + t._getFragmentsLength(f);
|
|
if (!t.undoAllMode) {
|
|
t._update();
|
|
}
|
|
},
|
|
_mergeFragments: function () {
|
|
var t = this,
|
|
opt = t.options,
|
|
i;
|
|
for (i = 0; i < opt.fragments.length;) {
|
|
if (opt.fragments[i].text.length < 1 && opt.fragments.length > 1) {
|
|
opt.fragments.splice(i, 1);
|
|
continue;
|
|
}
|
|
if (i < opt.fragments.length - 1) {
|
|
var fr = opt.fragments[i];
|
|
var nextFr = opt.fragments[i + 1];
|
|
if (t._isEqualFormats(fr.format, nextFr.format) && fr.theme == nextFr.theme && fr.tint == nextFr.tint) {
|
|
opt.fragments.splice(i, 2, {
|
|
format: fr.format,
|
|
text: fr.text + nextFr.text,
|
|
theme: fr.theme,
|
|
tint: fr.tint
|
|
});
|
|
continue;
|
|
}
|
|
}++i;
|
|
}
|
|
},
|
|
_cleanFragments: function (fr) {
|
|
var t = this,
|
|
i, s, f, wrap = t.textFlags.wrapText || t.textFlags.wrapOnlyNL;
|
|
for (i = 0; i < fr.length; ++i) {
|
|
s = fr[i].text;
|
|
if (s.search(t.reNL) >= 0) {
|
|
s = s.replace(t.reReplaceNL, wrap ? "\n" : "\u00B6");
|
|
}
|
|
if (s.search(t.reTab) >= 0) {
|
|
s = s.replace(t.reReplaceTab, " ");
|
|
}
|
|
fr[i].text = s;
|
|
f = fr[i].format;
|
|
if (f.fn === "") {
|
|
f.fn = t.options.font.FontFamily.Name;
|
|
}
|
|
if (f.fs === 0) {
|
|
f.fs = t.options.font.FontSize;
|
|
}
|
|
}
|
|
},
|
|
_getFragmentsLength: function (f) {
|
|
return f.length > 0 ? f.reduce(function (pv, cv) {
|
|
return pv + cv.text.length;
|
|
},
|
|
0) : 0;
|
|
},
|
|
_getFragmentsText: function (f) {
|
|
return f.length > 0 ? f.reduce(function (pv, cv) {
|
|
return pv + cv.text;
|
|
},
|
|
"") : "";
|
|
},
|
|
_isEqualFormats: function (f1, f2) {
|
|
return f1.fn === f2.fn && f1.fs === f2.fs && f1.b === f2.b && f1.i === f2.i && f1.u === f2.u && f1.s === f2.s && f1.c === f2.c && f1.va === f2.va;
|
|
},
|
|
_setFormatProperty: function (format, prop, val, formatAdditional) {
|
|
switch (prop) {
|
|
case "fn":
|
|
format.fn = val;
|
|
break;
|
|
case "fs":
|
|
format.fs = val;
|
|
break;
|
|
case "b":
|
|
val = (null === val) ? ((format.b) ? !format.b : true) : val;
|
|
format.b = val;
|
|
break;
|
|
case "i":
|
|
val = (null === val) ? ((format.i) ? !format.i : true) : val;
|
|
format.i = val;
|
|
break;
|
|
case "u":
|
|
val = (null === val) ? ((format.u) ? !format.u : true) : val;
|
|
format.u = val;
|
|
break;
|
|
case "s":
|
|
val = (null === val) ? ((format.s) ? !format.s : true) : val;
|
|
format.s = val;
|
|
break;
|
|
case "fa":
|
|
format.va = val;
|
|
break;
|
|
case "c":
|
|
format.c = asc.numberToCSSColor(val.getRgb());
|
|
formatAdditional.theme = null;
|
|
formatAdditional.tint = null;
|
|
if (val instanceof ThemeColor) {
|
|
formatAdditional.theme = val.theme;
|
|
formatAdditional.tint = val.tint;
|
|
}
|
|
break;
|
|
case "changeFontSize":
|
|
var newFontSize = asc_incDecFonSize(val, format.fs);
|
|
if (null !== newFontSize) {
|
|
format.fs = newFontSize;
|
|
}
|
|
break;
|
|
}
|
|
return val;
|
|
},
|
|
_cloneFormat: function (format) {
|
|
return asc_clone(format);
|
|
},
|
|
_performAction: function (list1, list2) {
|
|
var t = this,
|
|
action, str, pos, len;
|
|
if (list1.length < 1) {
|
|
return;
|
|
}
|
|
action = list1.pop();
|
|
if (action.fn === t._removeChars) {
|
|
pos = action.args[0];
|
|
len = action.args[1];
|
|
if (len < 2 && !t._isWholeFragment(pos, len)) {
|
|
list2.push({
|
|
fn: t._addChars,
|
|
args: [t.textRender.getChars(pos, len), pos],
|
|
isRange: action.isRange
|
|
});
|
|
} else {
|
|
list2.push({
|
|
fn: t._addFragments,
|
|
args: [t._getFragments(pos, len), pos],
|
|
isRange: action.isRange
|
|
});
|
|
}
|
|
} else {
|
|
if (action.fn === t._addChars) {
|
|
str = action.args[0];
|
|
pos = action.args[1];
|
|
list2.push({
|
|
fn: t._removeChars,
|
|
args: [pos, str.length],
|
|
isRange: action.isRange
|
|
});
|
|
} else {
|
|
if (action.fn === t._addFragments) {
|
|
pos = action.args[1];
|
|
len = t._getFragmentsLength(action.args[0]);
|
|
list2.push({
|
|
fn: t._removeChars,
|
|
args: [pos, len],
|
|
isRange: action.isRange
|
|
});
|
|
} else {
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
t.undoMode = true;
|
|
action.fn.apply(t, action.args);
|
|
t.undoMode = false;
|
|
},
|
|
_onWindowKeyDown: function (event) {
|
|
var t = this,
|
|
kind = undefined,
|
|
hieroglyph = false;
|
|
var wrap = t.textFlags.wrapText || t.textFlags.wrapOnlyNL;
|
|
function tryCloseEditor() {
|
|
var r = t.close(true);
|
|
if (r) {
|
|
$(window).trigger(event);
|
|
}
|
|
}
|
|
if (!t.isOpened || !t.enableKeyEvents) {
|
|
return true;
|
|
}
|
|
if (event.which === 18) {
|
|
t.lastKeyCode = event.which;
|
|
}
|
|
t.skipKeyPress = true;
|
|
t.skipTLUpdate = false;
|
|
if (t.isTopLineActive && t._getFragmentsLength(t.options.fragments) !== t.input.val().length) {
|
|
hieroglyph = true;
|
|
}
|
|
switch (event.which) {
|
|
case 27:
|
|
if (t.handlers.trigger("isGlobalLockEditCell")) {
|
|
return false;
|
|
}
|
|
t.undoAll();
|
|
t.close();
|
|
return false;
|
|
case 13:
|
|
if (!t.hasFocus) {
|
|
t.setFocus(true);
|
|
}
|
|
if (! (event.altKey && event.shiftKey)) {
|
|
if (event.altKey) {
|
|
t._addNewLine();
|
|
} else {
|
|
if (false === t.handlers.trigger("isGlobalLockEditCell")) {
|
|
tryCloseEditor();
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
case 9:
|
|
if (!t.hasFocus) {
|
|
t.setFocus(true);
|
|
}
|
|
if (hieroglyph) {
|
|
t._syncEditors();
|
|
}
|
|
if (false === t.handlers.trigger("isGlobalLockEditCell")) {
|
|
tryCloseEditor();
|
|
}
|
|
return false;
|
|
case 8:
|
|
if (hieroglyph) {
|
|
t._syncEditors();
|
|
}
|
|
t._removeChars(event.ctrlKey ? kPrevWord : kPrevChar);
|
|
return false;
|
|
case 46:
|
|
if (!t.hasFocus) {
|
|
t.setFocus(true);
|
|
}
|
|
if (hieroglyph) {
|
|
t._syncEditors();
|
|
}
|
|
t.skipTLUpdate = true;
|
|
t._removeChars(event.ctrlKey ? kNextWord : kNextChar);
|
|
return true;
|
|
case 37:
|
|
if (!t.hasFocus) {
|
|
break;
|
|
}
|
|
if (hieroglyph) {
|
|
t._syncEditors();
|
|
}
|
|
kind = event.ctrlKey ? kPrevWord : kPrevChar;
|
|
event.shiftKey ? t._selectChars(kind) : t._moveCursor(kind);
|
|
return false;
|
|
case 39:
|
|
if (!t.hasFocus) {
|
|
break;
|
|
}
|
|
if (hieroglyph) {
|
|
t._syncEditors();
|
|
}
|
|
kind = event.ctrlKey ? kNextWord : kNextChar;
|
|
event.shiftKey ? t._selectChars(kind) : t._moveCursor(kind);
|
|
return false;
|
|
case 38:
|
|
if (!t.hasFocus) {
|
|
break;
|
|
}
|
|
if (hieroglyph) {
|
|
t._syncEditors();
|
|
}
|
|
event.shiftKey ? t._selectChars(kPrevLine) : t._moveCursor(kPrevLine);
|
|
return false;
|
|
case 40:
|
|
if (!t.hasFocus) {
|
|
break;
|
|
}
|
|
if (hieroglyph) {
|
|
t._syncEditors();
|
|
}
|
|
event.shiftKey ? t._selectChars(kNextLine) : t._moveCursor(kNextLine);
|
|
return false;
|
|
case 35:
|
|
if (!t.hasFocus) {
|
|
break;
|
|
}
|
|
if (hieroglyph) {
|
|
t._syncEditors();
|
|
}
|
|
kind = event.ctrlKey ? kEndOfText : kEndOfLine;
|
|
event.shiftKey ? t._selectChars(kind) : t._moveCursor(kind);
|
|
return false;
|
|
case 36:
|
|
if (!t.hasFocus) {
|
|
break;
|
|
}
|
|
if (hieroglyph) {
|
|
t._syncEditors();
|
|
}
|
|
kind = event.ctrlKey ? kBeginOfText : kBeginOfLine;
|
|
event.shiftKey ? t._selectChars(kind) : t._moveCursor(kind);
|
|
return false;
|
|
case 53:
|
|
if (event.ctrlKey) {
|
|
if (!t.hasFocus) {
|
|
t.setFocus(true);
|
|
}
|
|
event.stopPropagation();
|
|
event.preventDefault();
|
|
if (hieroglyph) {
|
|
t._syncEditors();
|
|
}
|
|
t.setTextStyle("s", null);
|
|
return true;
|
|
}
|
|
break;
|
|
case 65:
|
|
if (event.ctrlKey) {
|
|
if (!t.hasFocus) {
|
|
t.setFocus(true);
|
|
}
|
|
if (!t.isTopLineActive) {
|
|
event.stopPropagation();
|
|
event.preventDefault();
|
|
}
|
|
t._moveCursor(kBeginOfText);
|
|
t._selectChars(kEndOfText);
|
|
return true;
|
|
}
|
|
break;
|
|
case 66:
|
|
if (event.ctrlKey) {
|
|
if (!t.hasFocus) {
|
|
t.setFocus(true);
|
|
}
|
|
event.stopPropagation();
|
|
event.preventDefault();
|
|
if (hieroglyph) {
|
|
t._syncEditors();
|
|
}
|
|
t.setTextStyle("b", null);
|
|
return true;
|
|
}
|
|
break;
|
|
case 73:
|
|
if (event.ctrlKey) {
|
|
if (!t.hasFocus) {
|
|
t.setFocus(true);
|
|
}
|
|
event.stopPropagation();
|
|
event.preventDefault();
|
|
if (hieroglyph) {
|
|
t._syncEditors();
|
|
}
|
|
t.setTextStyle("i", null);
|
|
return true;
|
|
}
|
|
break;
|
|
case 85:
|
|
if (event.ctrlKey) {
|
|
if (!t.hasFocus) {
|
|
t.setFocus(true);
|
|
}
|
|
event.stopPropagation();
|
|
event.preventDefault();
|
|
if (hieroglyph) {
|
|
t._syncEditors();
|
|
}
|
|
t.setTextStyle("u", null);
|
|
return true;
|
|
}
|
|
break;
|
|
case 144:
|
|
case 145:
|
|
if ($.browser.opera) {
|
|
event.stopPropagation();
|
|
event.preventDefault();
|
|
}
|
|
return false;
|
|
case 80:
|
|
if (event.ctrlKey) {
|
|
event.stopPropagation();
|
|
event.preventDefault();
|
|
return false;
|
|
}
|
|
break;
|
|
case 67:
|
|
case 86:
|
|
case 88:
|
|
if (event.ctrlKey) {
|
|
if (!t.hasFocus) {
|
|
t.setFocus(true);
|
|
}
|
|
if (t.isTopLineActive) {
|
|
setTimeout(function () {
|
|
setTimeout(function () {
|
|
t._updateTopLineCurPos();
|
|
t.input[0].focus();
|
|
},
|
|
0);
|
|
},
|
|
0);
|
|
}
|
|
switch (event.which) {
|
|
case 67:
|
|
t.handlers.trigger("copy");
|
|
break;
|
|
case 86:
|
|
t.handlers.trigger("paste");
|
|
break;
|
|
case 88:
|
|
t.handlers.trigger("cut");
|
|
break;
|
|
}
|
|
return true;
|
|
}
|
|
break;
|
|
case 89:
|
|
case 90:
|
|
if (event.ctrlKey) {
|
|
if (!t.hasFocus) {
|
|
t.setFocus(true);
|
|
}
|
|
event.which === 90 ? t.undo() : t.redo();
|
|
return false;
|
|
}
|
|
break;
|
|
case 113:
|
|
if ($.browser.opera) {
|
|
event.stopPropagation();
|
|
event.preventDefault();
|
|
}
|
|
return false;
|
|
}
|
|
t.skipKeyPress = false;
|
|
t.skipTLUpdate = true;
|
|
return true;
|
|
},
|
|
_onWindowKeyPress: function (event) {
|
|
var t = this;
|
|
if (!t.isOpened || !t.enableKeyEvents) {
|
|
return true;
|
|
}
|
|
if (t.skipKeyPress || event.which < 32 || event.altKey || event.ctrlKey) {
|
|
t.skipKeyPress = true;
|
|
return true;
|
|
}
|
|
if (!t.hasFocus) {
|
|
t.setFocus(true);
|
|
}
|
|
if (t.isTopLineActive && t._getFragmentsLength(t.options.fragments) !== t.input.val().length) {
|
|
t._syncEditors();
|
|
}
|
|
t.isUpdateValue = false;
|
|
t._addChars(String.fromCharCode(event.which));
|
|
return t.isTopLineActive ? true : false;
|
|
},
|
|
_onWindowKeyUp: function (event) {
|
|
var t = this;
|
|
if (t.lastKeyCode === 18 && event.which === 18) {
|
|
return false;
|
|
}
|
|
},
|
|
_onWindowMouseUp: function (event) {
|
|
this.isSelectMode = false;
|
|
if (this.callTopLineMouseup) {
|
|
this._topLineMouseUp();
|
|
}
|
|
return true;
|
|
},
|
|
_onWindowMouseMove: function (event) {
|
|
if (this.isSelectMode && !this.hasCursor) {
|
|
this._changeSelection(this._getCoordinates(event));
|
|
}
|
|
return true;
|
|
},
|
|
_onMouseDown: function (event) {
|
|
var t = this;
|
|
var coord = t._getCoordinates(event);
|
|
var pos;
|
|
this.setFocus(true);
|
|
t.isTopLineActive = false;
|
|
t.input.removeClass("focused");
|
|
t._showCursor();
|
|
if (event.which === 1) {
|
|
if (!event.shiftKey) {
|
|
t.isSelectMode = true;
|
|
pos = t._findCursorPosition(coord);
|
|
if (pos !== undefined) {
|
|
pos >= 0 ? t._moveCursor(kPosition, pos) : t._moveCursor(pos);
|
|
}
|
|
} else {
|
|
t._changeSelection(coord);
|
|
}
|
|
}
|
|
return true;
|
|
},
|
|
_onMouseUp: function (event) {
|
|
this.isSelectMode = false;
|
|
return true;
|
|
},
|
|
_onMouseMove: function (event) {
|
|
this.hasCursor = true;
|
|
if (this.isSelectMode) {
|
|
this._changeSelection(this._getCoordinates(event));
|
|
}
|
|
return true;
|
|
},
|
|
_onMouseLeave: function (event) {
|
|
this.hasCursor = false;
|
|
return true;
|
|
},
|
|
_onMouseDblClick: function (event) {
|
|
var t = this;
|
|
var endWord = t.textRender.getNextWord(t.cursorPos);
|
|
if (endWord === t.cursorPos) {
|
|
endWord = t.textRender.getEndOfLine(t.cursorPos);
|
|
}
|
|
var startWord = t.textRender.getPrevWord(endWord);
|
|
t._moveCursor(kPosition, startWord);
|
|
t._selectChars(kPosition, endWord);
|
|
return true;
|
|
},
|
|
_onInputTextArea: function (event) {
|
|
if (this.isUpdateValue) {
|
|
this.skipTLUpdate = true;
|
|
this.replaceText(0, this.textRender.getEndOfLine(this.cursorPos), this.input.val());
|
|
}
|
|
this.isUpdateValue = true;
|
|
return true;
|
|
},
|
|
_getCoordinates: function (event) {
|
|
var t = this;
|
|
var offs = t.canvasOverlay.offset();
|
|
var x = (event.pageX - offs.left) / t.kx;
|
|
var y = (event.pageY - offs.top) / t.ky;
|
|
return {
|
|
x: x,
|
|
y: y
|
|
};
|
|
}
|
|
};
|
|
window["Asc"].CellEditor = CellEditor;
|
|
})(jQuery, window); |