// 插入斜分数线
static void AddFraction(Word.Application app)
{
app.Selection.OMaths.Add(app.Selection.Range);
OMathFunction range = app.Selection.OMaths[1].Functions.Add(app.Selection.Range, WdOMathFunctionType.wdOMathFunctionFrac);
range.Frac.Type = WdOMathFracType.wdOMathFracSkw;
app.Selection.MoveLeft(WdUnits.wdCharacter, 2, WdMovementType.wdMove);
}
// 插入左大括号
static void AddCurl(Word.Application app)
{
app.Selection.OMaths.Add(app.Selection.Range);
OMathFunction range = app.Selection.OMaths[1].Functions.Add(app.Selection.Range, WdOMathFunctionType.wdOMathFunctionDelim, 1);
range.Delim.BegChar = (int)'{';
range.Delim.SepChar = 0;
range.Delim.EndChar = 0;
range.Delim.Grow = true;
range.Delim.Shape = WdOMathShapeType.wdOMathShapeCentered;
app.Selection.MoveLeft(WdUnits.wdCharacter, 1, WdMovementType.wdMove);
}
// 插入带上下限求和
static void AddSum(Word.Application app)
{
app.Selection.OMaths.Add(app.Selection.Range);
OMathFunction range = app.Selection.OMaths[1].Functions.Add(app.Selection.Range, WdOMathFunctionType.wdOMathFunctionNary);
range.Nary.Char = (int)'∑';
range.Nary.Grow = false;
range.Nary.SubSupLim = false; // 写在上下方
range.Nary.HideSub = false;
range.Nary.HideSub = false;
app.Selection.MoveLeft(WdUnits.wdCharacter, 3, WdMovementType.wdMove); // 移动光标至求和下限
}
// 插入带字长等号
static void AddLongEqual(Word.Application app)
{
app.Selection.OMaths.Add(app.Selection.Range);
app.Selection.TypeText(" "); // 与分数前面分开
OMathFunction range = app.Selection.OMaths[1].Functions.Add(app.Selection.Range, WdOMathFunctionType.wdOMathFunctionFrac);
range.Frac.Type = WdOMathFracType.wdOMathFracBar;
app.Selection.TypeText(" "); // 与分数后面分开
app.Selection.MoveLeft(WdUnits.wdCharacter, 2, WdMovementType.wdMove);
app.Selection.TypeText(" "); // 分母占位
app.Selection.OMaths[1].BuildUp();
app.Selection.MoveUp(WdUnits.wdLine, 1, WdMovementType.wdMove);
range = app.Selection.OMaths[1].Functions.Add(app.Selection.Range, WdOMathFunctionType.wdOMathFunctionBar);
range.Bar.BarTop = false;
app.Selection.MoveLeft(WdUnits.wdCharacter, 1, WdMovementType.wdMove);
}
private void 矩阵粘贴_Click(object sender, RibbonControlEventArgs e)
{
string text = Clipboard.GetText(TextDataFormat.UnicodeText);
bool same = true; // 每行元素个数是否相同
bool multiSpaces = text.Contains(" "); // 是否有连续空格
text = Regex.Replace(text, @"\s+\+\s+", "+"); // 去除运算符空白
text = Regex.Replace(text, @"\s+\-\s+", "-"); // 去除运算符空白
text = Regex.Replace(text, @"\s+\*\s+", "*"); // 去除运算符空白
text = Regex.Replace(text, @"\s+\/\s+", "/"); // 去除运算符空白
text = Regex.Replace(text, @"\s+\^\s+", "^"); // 去除运算符空白
text = Regex.Replace(text, @"[\n\r]+", "\n"); // 多换行转单换行
text = Regex.Replace(text, @"[^\S\n\r]+", " "); // 多空格转单空格
text = Regex.Replace(text, @"^\s+", ""); // 去除全文开头的空白
text = Regex.Replace(text, @"\n\s+", "\n"); // 去除中间每行开头的空白
text = Regex.Replace(text, @"\s+$", ""); // 去除全文结尾的空白
if (!text.Contains("[") && !text.Contains("]") &&
!text.Contains(",") && !text.Contains(";") &&
!(text.Contains("\n") && multiSpaces)) // 多行时，还要求有连续的空格
{
same = false; // 不是多列矩阵
}
text = Regex.Replace(text, @"[\[\]]", ""); // 去除方括号
if (text.Contains(";"))
{
text = text.Replace(";", "\n"); // 行分割
}
string[] map = @"alpha beta chi delta epsilon phi gamma eta iota kappa lambda mu nu pi theta rho sigma tau upsilon omega xi psi zeta hbar".Split();
foreach (string alpha in map)
{
text = Regex.Replace(text, @"(?<![\w\\])" + alpha + @"(?![a-zA-Z])", @"\" + alpha);
text = Regex.Replace(text, @"(?<=_)" + alpha + @"(?![a-zA-Z])", @"\" + alpha);
}
string[] lines = text.Split('\n');
int M = lines.Length;
string[][] elements = new string[M][];
for (int i = 0; i < M; i++)
{
elements[i] = lines[i].Split(lines[i].Contains(",") ? ',' : ' '); // 有逗号则用逗号分隔，否则用空格分隔
if (elements[i].Length != elements[0].Length)
{
same = false;
break;
}
}
if (same == false)
{
// 每行元素不同，应视作每行只有一个
for (int i = 0; i < M; i++)
{
elements[i] = new string[] { lines[i] };
}
}
int N = elements[0].Length;
// 分隔每个元素
for (int i = 0; i < M; i++)
{
for (int j = 0; j < N; j++)
{
string element = elements[i][j].Trim(); // 去除空白
element = element.Replace("*", "\\cdot "); // 替换乘号
element = Regex.Replace(element, @"sqrt", "\\sqrt"); // 现成根号
element = Regex.Replace(element, @"([^\(\)\s\+\-\*\/\^]+)\^\(1/2\)", "\\sqrt($1)"); // 替换根号
element = Regex.Replace(element, @"(?'c'\()([^\(\)]+)(?'-c'\))(?(c)(?!))\^\(1/2\)", "\\sqrt($1)");
elements[i][j] = element;
}
}
app.Selection.Text = ""; // 清空选区
app.Selection.OMaths.Add(app.Selection.Range);
if (Control.ModifierKeys.HasFlag(Keys.Alt)) // 用方括号包起来
{
OMathFunction range = app.Selection.OMaths[1].Functions.Add(app.Selection.Range, WdOMathFunctionType.wdOMathFunctionDelim, 1);
range.Delim.BegChar = (int)'[';
range.Delim.SepChar = 0;
range.Delim.EndChar = (int)']';
range.Delim.Grow = true;
range.Delim.Shape = WdOMathShapeType.wdOMathShapeCentered;
app.Selection.MoveLeft(WdUnits.wdCharacter, 1, WdMovementType.wdMove);
}
app.Selection.OMaths[1].Functions.Add(app.Selection.Range, WdOMathFunctionType.wdOMathFunctionMat, M * N, N);
app.Selection.MoveLeft(WdUnits.wdCharacter, M * N, WdMovementType.wdMove);
for (int i = 0; i < M; i++)
{
for (int j = 0; j < N; j++)
{
app.Selection.TypeText(elements[i][j]);
app.Selection.MoveRight(WdUnits.wdCharacter, 1, WdMovementType.wdMove);
}
}
app.Selection.OMaths.Linearize(); // 转为线性公式
SendKeys.Send("^="); // 模拟按键，转为专业公式
}