private static void ColumnHeaderStyle_Paint(Altaxo.Worksheet.ColumnHeaderStyle thiss, object drawingContext, RectangleD2D cellRect, int nRow, Altaxo.Data.DataColumn data, bool bSelected)
{
var dc = (DrawingContext)drawingContext;
Rect cellRectangle = cellRect.ToWpf();
thiss.PaintBackground(dc, cellRect, bSelected);
var dataColCol = (Altaxo.Data.DataColumnCollection)AbsoluteDocumentPath.GetRootNodeImplementing(data, typeof(Altaxo.Data.DataColumnCollection));
string columnnumber = dataColCol.GetColumnNumber(data).ToString();
string kindandgroup = string.Format("({0}{1})", dataColCol.GetColumnKind(data).ToString(), dataColCol.GetColumnGroup(data));
var font = WpfFontManager.ToWpf(thiss.TextFont);
var fontSize = (thiss.TextFont.Size * 96) / 72;
var fontheight = font.FontFamily.LineSpacing * fontSize;
var nameRectangle = cellRectangle;
nameRectangle.Height = Math.Max(fontheight, cellRectangle.Height - fontheight);
var numRectangle = cellRectangle;
numRectangle.Height = fontheight;
numRectangle.Y = Math.Max(cellRectangle.Y + cellRectangle.Height - fontheight, cellRectangle.Y);
var txtBrush = bSelected ? thiss.DefaultSelectedTextBrush.ToWpf() : thiss.TextBrush.ToWpf();
FormattedText t;
t = new FormattedText(columnnumber, System.Globalization.CultureInfo.InvariantCulture, FlowDirection.LeftToRight, font, fontSize, txtBrush)
{
MaxTextWidth = numRectangle.Width,
TextAlignment = TextAlignment.Left
};
dc.DrawText(t, numRectangle.Location);
t = new FormattedText(kindandgroup, System.Globalization.CultureInfo.InvariantCulture, FlowDirection.LeftToRight, font, fontSize, txtBrush)
{
MaxTextWidth = numRectangle.Width,
TextAlignment = TextAlignment.Right
};
dc.DrawText(t, numRectangle.Location);
t = new FormattedText(data.Name, System.Globalization.CultureInfo.InvariantCulture, FlowDirection.LeftToRight, font, fontSize, txtBrush)
{
MaxTextWidth = nameRectangle.Width,
TextAlignment = TextAlignment.Center
};
dc.DrawText(t, nameRectangle.Location);
}
private static void GeneralText_Paint(Altaxo.Worksheet.ColumnStyle thiss, object drawingContext, RectangleD2D cellRect, string textToDraw, TextAlignment alignment, bool bSelected)
{
var dc = (DrawingContext)drawingContext;
Rect cellRectangle = cellRect.ToWpf();
thiss.PaintBackground(dc, cellRect, bSelected);
var font = WpfFontManager.ToWpf(thiss.TextFont);
var fontSize = (thiss.TextFont.Size * 96) / 72;
var txtBrush = bSelected ? thiss.DefaultSelectedTextBrush.ToWpf() : thiss.TextBrush.ToWpf();
FormattedText t;
t = new FormattedText(textToDraw, System.Globalization.CultureInfo.InvariantCulture, FlowDirection.LeftToRight, font, fontSize, txtBrush)
{
MaxTextWidth = cellRect.Width,
TextAlignment = alignment,
Trimming = TextTrimming.CharacterEllipsis
};
dc.DrawText(t, cellRectangle.Location);
}
private static void RowHeaderStyle_Paint(Altaxo.Worksheet.RowHeaderStyle thiss, object drawingContext, RectangleD2D cellRect, int nRow, Altaxo.Data.DataColumn data, bool bSelected)
{
var dc = (DrawingContext)drawingContext;
Rect cellRectangle = cellRect.ToWpf();
thiss.PaintBackground(dc, cellRect, bSelected);
string text = "[" + nRow + "]";
var font = WpfFontManager.ToWpf(thiss.TextFont);
var fontSize = (thiss.TextFont.Size * 96) / 72;
var txtBrush = bSelected ? thiss.DefaultSelectedTextBrush.ToWpf() : thiss.TextBrush.ToWpf();
FormattedText t;
t = new FormattedText(text, System.Globalization.CultureInfo.InvariantCulture, FlowDirection.LeftToRight, font, fontSize, txtBrush)
{
MaxTextWidth = cellRectangle.Width,
TextAlignment = TextAlignment.Center
};
dc.DrawText(t, cellRectangle.Location); // ("[" + nRow + "]", _textFont, _textBrush, cellRectangle, _textFormat);
}
private static ImageSource GetImage(string fontFamilyName)
{
const double height = 1;
const double width = 2;
const double fontSize = 1;
var drawingGroup = new DrawingGroup();
var outerGeometry = new RectangleGeometry(new Rect(0, 0, width, height));
var geometryDrawing = new GeometryDrawing()
{
Geometry = outerGeometry
};
geometryDrawing.Pen = new Pen(Brushes.Transparent, 0);
drawingGroup.Children.Add(geometryDrawing);
var fontX = WpfFontManager.GetFontX(fontFamilyName, 12, Altaxo.Drawing.FontXStyle.Regular);
Typeface typeface = WpfFontManager.ToWpf(fontX);
if (!typeface.TryGetGlyphTypeface(out var glyphTypeFace))
{
glyphTypeFace = null;
}
if (null != glyphTypeFace)
{
var glyphRun = new GlyphRun();
((System.ComponentModel.ISupportInitialize)glyphRun).BeginInit();
glyphRun.GlyphTypeface = glyphTypeFace;
glyphRun.FontRenderingEmSize = fontSize;
var textChars = GetDisplayText(glyphTypeFace);
glyphRun.Characters = textChars;
ushort[] glyphIndices = new ushort[textChars.Length];
double[] advanceWidths = new double[textChars.Length];
for (int i = 0; i < textChars.Length; ++i)
{
int codePoint = textChars[i];
ushort glyphIndex = glyphTypeFace.CharacterToGlyphMap[codePoint];
double glyphWidht = glyphTypeFace.AdvanceWidths[glyphIndex];
glyphIndices[i] = glyphIndex;
advanceWidths[i] = glyphWidht * fontSize;
}
if (glyphIndices.Length > 0)
{
glyphRun.GlyphIndices = glyphIndices;
glyphRun.AdvanceWidths = advanceWidths;
glyphRun.BaselineOrigin = new Point(0, glyphTypeFace.Baseline * fontSize);
((System.ComponentModel.ISupportInitialize)glyphRun).EndInit();
var glyphRunDrawing = new GlyphRunDrawing(Brushes.Black, glyphRun);
drawingGroup.Children.Add(glyphRunDrawing);
}
}
drawingGroup.ClipGeometry = outerGeometry;
var geometryImage = new DrawingImage(drawingGroup);
// Freeze the DrawingImage for performance benefits.
geometryImage.Freeze();
return(geometryImage);
}