/// <summary>
/// Draws a string that is not a number, at the location specified in <paramref name="origin"/>.
/// </summary>
/// <param name="text">The text to draw.</param>
/// <param name="origin">The location where to start drawing.</param>
/// <param name="textStyle">Style to use for the text.</param>
/// <param name="isFocused">true if the whole text has the focus.</param>
public virtual void DrawText(string text, Point origin, TextStyles textStyle, bool isFocused)
{
Debug.Assert(WpfDrawingContext != null);
if (isFocused && DisplayFocus)
{
ChangeFlashClockOpacity(isVisible: true);
WpfDrawingContext.PushOpacity(1, FlashClock);
}
Brush Brush = GetBrush(StyleToForegroundBrush(textStyle));
FormattedText ft = CreateFormattedText(text, EmSize, Brush);
double X = PagePadding.Left.Draw + origin.X.Draw;
double Y = PagePadding.Top.Draw + origin.Y.Draw;
double Width = ft.Width;
double Height = LineHeight.Draw;
if (textStyle == TextStyles.Comment)
{
X += CommentPadding.Left.Draw;
Y += CommentPadding.Top.Draw;
}
WpfDrawingContext.DrawText(ft, new System.Windows.Point(X, Y));
if (isFocused && DisplayFocus)
{
WpfDrawingContext.Pop();
IsLastFocusedFullCell = true;
}
}
/// <summary>
/// Draws a number string, at the location specified in <paramref name="origin"/>.
/// </summary>
/// <param name="text">The text to draw.</param>
/// <param name="origin">The location where to start drawing.</param>
public virtual void DrawNumber(string text, Point origin)
{
Debug.Assert(WpfDrawingContext != null);
FormattedNumber fn = FormattedNumber.Parse(text);
string SignificandPart = fn.SignificandPart;
string ExponentString0 = fn.ExponentPart.Length > 0 ? fn.ExponentPart.Substring(0, 1) : string.Empty;
string ExponentString1 = fn.ExponentPart.Length > 1 ? fn.ExponentPart.Substring(1) : string.Empty;
string InvalidText = fn.InvalidText;
Brush Brush;
double X = PagePadding.Left.Draw + origin.X.Draw;
double Y = PagePadding.Top.Draw + origin.Y.Draw;
Brush = GetBrush(BrushSettings.NumberSignificand);
FormattedText ftSignificand = CreateFormattedText(SignificandPart, EmSize, Brush);
WpfDrawingContext.DrawText(ftSignificand, new System.Windows.Point(X, Y));
X += ftSignificand.WidthIncludingTrailingWhitespace;
Brush = GetBrush(BrushSettings.NumberExponent);
FormattedText ftExponent0 = CreateFormattedText(ExponentString0, EmSize, Brush);
WpfDrawingContext.DrawText(ftExponent0, new System.Windows.Point(X, Y));
X += ftExponent0.WidthIncludingTrailingWhitespace;
FormattedText ftExponent1 = CreateFormattedText(ExponentString1, EmSize * SubscriptRatio, Brush);
WpfDrawingContext.DrawText(ftExponent1, new System.Windows.Point(X, Y));
X += ftExponent1.WidthIncludingTrailingWhitespace;
Brush = GetBrush(BrushSettings.NumberInvalid);
FormattedText ftInvalid = CreateFormattedText(InvalidText, EmSize, Brush);
WpfDrawingContext.DrawText(ftInvalid, new System.Windows.Point(X, Y));
}
/// <summary></summary>
protected virtual void DrawTextSymbol(string text, Point origin, Size size, Padding padding)
{
Debug.Assert(WpfDrawingContext != null);
Brush ForegroundBrush = GetBrush(BrushSettings.Symbol);
FormattedText ft = CreateFormattedText(text, EmSize, ForegroundBrush);
WpfDrawingContext.DrawText(ft, new System.Windows.Point(PagePadding.Left.Draw + origin.X.Draw + padding.Left.Draw, PagePadding.Top.Draw + origin.Y.Draw + padding.Top.Draw));
}
/// <summary>
/// Draws the horizontal separator left of the specified origin and with the specified height.
/// </summary>
/// <param name="separator">The separator to draw.</param>
/// <param name="origin">The location where to draw.</param>
/// <param name="height">The separator height.</param>
public virtual void DrawHorizontalSeparator(HorizontalSeparators separator, Point origin, Measure height)
{
Debug.Assert(WpfDrawingContext != null);
Brush ForegroundBrush = GetBrush(BrushSettings.Symbol);
FormattedText ft;
switch (separator)
{
case HorizontalSeparators.Comma:
ft = CreateFormattedText(CommaSeparatorString, EmSize, ForegroundBrush);
WpfDrawingContext.DrawText(ft, new System.Windows.Point(PagePadding.Left.Draw + origin.X.Draw - ft.WidthIncludingTrailingWhitespace, PagePadding.Top.Draw + origin.Y.Draw));
break;
case HorizontalSeparators.Dot:
ft = CreateFormattedText(DotSeparatorString, EmSize, ForegroundBrush);
WpfDrawingContext.DrawText(ft, new System.Windows.Point(PagePadding.Left.Draw + origin.X.Draw - ft.WidthIncludingTrailingWhitespace, PagePadding.Top.Draw + origin.Y.Draw));
break;
}
}