//// This code is part of Document Solutions for Word demos.// Copyright (c) MESCIUS inc. All rights reserved.//using System.Drawing;using GrapeCity.Documents.Word;
namespace DsWordWeb.Demos{    // This example shows how to add the various Office Math structures    // to the document content using the DsWord OMath API.    // Note that at this time export of OMath content to PDF/images is not supported.    public class AddOMathStructs    {        public GcWordDocument CreateDocx()        {            var doc = new GcWordDocument();            doc.Body.AddParagraph("OMath content created in DsWord", doc.Styles[BuiltInStyleId.Title]);
            // Style for paragraphs containing OMath elements:            var styleOmath = doc.Styles.Add("omath", doc.Styles[BuiltInStyleId.Title]);            styleOmath.ParagraphFormat.Indentation.LeftIndent = 36;            // Style for narrative text in OMath paragraphs:            var styleText = doc.Styles.Add("text", StyleType.Character);            styleText.Font.Size = 14;            // Captions style:            var styleCap1 = doc.Styles.Add("styleCap1", doc.Styles[BuiltInStyleId.Heading1]);            styleCap1.ParagraphFormat.Spacing.SpaceBeforeAuto = false;            styleCap1.ParagraphFormat.Spacing.SpaceBefore = 18;            var capA = "\nExample 1:   ";            var capB = "\nExample 2:   ";
            OMath addA(string caption)            {                doc.Body.AddParagraph(caption, styleCap1);                var p = doc.Body.AddParagraph(styleOmath);                p.AddRun(capA, styleText);                return p.AddOMath();            }            OMath addB()            {                var p = doc.Body.AddParagraph(styleOmath);                p.AddRun(capB, styleText);                return p.AddOMath();            }
            // OMathAccent            var om = addA("OMathAccent");            om.AddAccent("a", "\u20d7");            om = addB();            var accent = om.AddAccent("", "\u0308");            accent.Base.AddFraction("2", "5", null);
            // OMathBar            om = addA("OMathBar");            om.AddBar("2x+1=3");            om = addB();            var bar = om.AddBar();            bar.Base.AddFunction("cos", "2x");            bar.Position = OMathVerticalJustification.Top;
            // OMathBorderBox            om = addA("OMathBorderBox");            om.AddBorderBox("xyz");            om = addB();            var bbox = om.AddBorderBox("2+2*");            bbox.Base.AddFraction("3", "3", null);            bbox.Base.AddRun(" = 5");            bbox.HideLeft = true;            bbox.HideTop = true;            bbox.HideRight = true;            bbox.HideBottom = true;            bbox.StrikeBottomLeftToTopRight = true;            bbox.StrikeTopLeftToBottomRight = true;
            // OMathBox            om = addA("OMathBox");            om.AddRun("a");            var box = om.AddBox("==");            om.AddRun("b");            box.IsOperatorEmulator = true;            om = addB();            var nary = om.AddNary("x", "0", "1", "∭");            box = nary.Base.AddBox("dx");            box.IsDifferential = true;
            // OMathDelimiter            om = addA("OMathDelimiter");            om.AddDelimiter(new string[] {"a", "b", "c"});            om = addB();            var delimiter = om.AddDelimiter(new string[] { "5", "7" }, "[", "]", "\\");            delimiter.Items.Add().AddRadical("n", "7");            var styleNorm = doc.Styles.Add("Norm", StyleType.Character);            styleNorm.Font.Italic = false;            styleNorm.Font.Color.RGB = Color.Red;            styleNorm.Font.Size = 20;
            // OMathEquationArray            om = addA("OMathEquationArray");            om.AddEquationArray(new string[] { "a", "b", "c" });            om = addB();            var ea = om.AddEquationArray();            ea.Items.Add().AddDelimiter(new string[] { "x", "y", "z" });            ea.Items.Add().AddFraction("π", "2", OMathFractionType.Skewed);
            // OMathFraction            om = addA("OMathFraction");            om.AddFraction("π", "4", null);            om = addB();            var fr = om.AddFraction();            var func = fr.Numerator.AddFunction("sin", "");            func.Argument.AddFraction("π", "3", null);            fr.Denominator.AddRadical("e", "3");
            // OMathFunction            om = addA("OMathFunction");            om.AddFunction("ln", "2e");            om = addB();            var f = om.AddFunction("cos", "");            f.Argument.AddFraction("π", "2", null);
            // OMathGroupCharacter            om = addA("OMathGroupCharacter");            om.AddGroupCharacter("mgh", "^");            om = addB();            var lu = om.AddLimitUpper("", "x");            var gc = lu.Base.AddGroupCharacter("xyz", "\u23DE");            gc.Position = OMathVerticalJustification.Top;            gc.VerticalJustification = OMathVerticalJustification.Bottom;
            // OMathLimitLower            om = addA("OMathLimitLower");            om.AddLimitLower("abc", "z");            om = addB();            var ll = om.AddLimitLower();            ll.Base.AddBorderBox("2x+3");            ll.Limit.AddFraction("2", "5", null);
            // OMathLimitUpper            om = addA("OMathLimitUpper");            om.AddLimitUpper("abc", "y");            om = addB();            lu = om.AddLimitUpper();            lu.Base.AddRadical("e", "3");            lu.Limit.AddFunction("cos", "2x");
            // OMathMatrix            om = addA("OMathMatrix");            om.AddMatrix(new int?[2, 2] { { 1, 2 }, { 3, 4 } });            om = addB();            delimiter = om.AddDelimiter();            var item = delimiter.Items.Add();            var matrix = item.AddMatrix(3, 1);            matrix.Rows[0].Cells[0].AddRun("U");            matrix.Rows[0].Cells[0].AddDelimiter(new string[] { "t" });            matrix.Rows[1].Cells[0].AddRun("V");            matrix.Rows[1].Cells[0].AddDelimiter(new string[] { "t" });            matrix.Rows[2].Cells[0].AddRun("W");            matrix.Rows[2].Cells[0].AddDelimiter(new string[] { "t" });
            // OMathNary            om = addA("OMathNary");            om.AddNary("xⅆx", "0", "∞", "∭");            om = addB();            nary = om.AddNary("", "", "", "∏");            nary.Subscript.AddFraction("π", "3", null);            nary.Superscript.AddFraction("2π", "3", null);            nary.Base.AddFunction("cos", "x");
            // OMathPhantom            om = addA("OMathPhantom");            var del = om.AddDelimiter(null, "<", ">", "");            var ph = del.Items.Add().AddPhantom("argument", false);            ph.Show = false;            om = addB();            var radical = om.AddRadical();            radical.HideDegree = true;            radical.HideDegree = true;            ph = radical.Radicand.AddPhantom();            ph.Show = true;            ph.Argument.AddFraction("x", "y", null);            ph.Smash = true;
            // OMathPreSubSuperscript            om = addA("OMathPreSubSuperscript");            om.AddPreSubSuperscript("Y", "1", "n");            om = addB();            var pss = om.AddPreSubSuperscript("", "-x", "2x");            pss.Base.AddRadical("n", "").HideDegree = true;
            // OMathRadical            om = addA("OMathRadical");            om.AddRadical("x", "3");            om = addB();            radical = om.AddRadical();            radical.Degree.AddFraction("2", "3", OMathFractionType.Skewed);            radical.Radicand.AddFunction("cos", "2x");
            // OMathSubscript            om = addA("OMathSubscript");            om.AddSubscript("x", "linear");            om = addB();            func = om.AddFunction("", "2x+1");            func.Name.AddSubscript("log", "3");
            // OMathSubSuperscript            om = addA("OMathSubSuperscript");            om.AddSubSuperscript("Y", "1", "n");            om = addB();            var subs = om.AddSubSuperscript("", "-x", "2x");            subs.Base.AddRadical("n", "").HideDegree = true;
            // OMathSuperscript            om = addA("OMathSuperscript");            om.AddSuperscript("x", "2");            om = addB();            func = om.AddFunction();            func.Name.AddSuperscript("cos", "2");            var frac = func.Argument.AddFraction();            frac.Numerator.AddRun("7x");            frac.Denominator.AddRun("2π");
            // Done:            return doc;        }    }}