public void DrawString(string str, double x, double y, StringAlignment align, Size layoutRect, StringColorType colorType = StringColorType.Forground)
{
if (this.render == null || this.render.IsDisposed)
{
return;
}
float dpix, dpiy;
D2D.SolidColorBrush brush;
switch (colorType)
{
case StringColorType.Forground:
brush = this._factory.GetSolidColorBrush(this.Foreground);
break;
case StringColorType.LineNumber:
brush = this._factory.GetSolidColorBrush(this.LineNumber);
break;
default:
throw new ArgumentOutOfRangeException();
}
this.GetDpi(out dpix, out dpiy);
MyTextLayout layout = this._factory.GetTextLayout(str, this.format, (float)layoutRect.Width, (float)layoutRect.Height, dpix, false);
layout.StringAlignment = align;
layout.Draw(this.render, (float)x, (float)y, brush);
layout.Dispose();
}
public void DrawOneLine(Document doc, LineToIndexTable lti, int row, double x, double y, PreDrawOneLineHandler PreDrawOneLine)
{
int lineLength = lti.GetLengthFromLineNumber(row);
if (lineLength == 0 || this.render == null || this.render.IsDisposed)
{
return;
}
MyTextLayout layout = (MyTextLayout)lti.GetLayout(row);
if (PreDrawOneLine != null)
{
PreDrawOneLine(layout, lti, row, x, y);
}
if (layout.Markers != null)
{
foreach (Marker sel in layout.Markers)
{
if (sel.length == 0 || sel.start == -1)
{
continue;
}
Color4 color = new Color4()
{
Alpha = sel.color.A, Red = sel.color.R, Blue = sel.color.B, Green = sel.color.G
};
if (sel.hilight == HilightType.Url)
{
color = this.Url;
}
this.DrawMarkerEffect(layout, sel.hilight, sel.start, sel.length, x, y, sel.isBoldLine, color);
}
}
if (layout.Selects != null)
{
foreach (Selection sel in layout.Selects)
{
if (sel.length == 0 || sel.start == -1)
{
continue;
}
this.DrawMarkerEffect(layout, HilightType.Select, sel.start, sel.length, x, y, false);
}
}
if (this.ShowFullSpace || this.ShowHalfSpace || this.ShowTab)
{
string str = lti[row];
D2D.GeometryRealization geo = null;
for (int i = 0; i < lineLength; i++)
{
Point pos = new Point(0, 0);
if (this.ShowTab && str[i] == '\t')
{
pos = layout.GetPostionFromIndex(i);
geo = this._factory.CreateSymbol(ShowSymbol.Tab, this.format);
}
else if (this.ShowFullSpace && str[i] == ' ')
{
pos = layout.GetPostionFromIndex(i);
geo = this._factory.CreateSymbol(ShowSymbol.FullSpace, this.format);
}
else if (this.ShowHalfSpace && str[i] == ' ')
{
pos = layout.GetPostionFromIndex(i);
geo = this._factory.CreateSymbol(ShowSymbol.HalfSpace, this.format);
}
if (geo != null)
{
var old_trans = this.render.Transform;
this.render.Transform = SharpDX.Matrix3x2.Translation(new Vector2((float)(pos.X + x), (float)(pos.Y + y)));
this.render.DrawGeometryRealization(geo, this._factory.GetSolidColorBrush(this.ControlChar));
this.render.Transform = old_trans;
geo = null;
}
}
}
layout.Draw(this.render, (float)x, (float)y, this._factory.GetSolidColorBrush(this.Foreground));
}
