private void DrawBorders(System.Windows.Media.DrawingContext dc)
{
dc.PushClip(new RectangleGeometry(new Rect(0, 0, Width, Height)));
int lineNumber = StartLine;
if (lineNumber > 0)
{
lineNumber--;
}
while (lineNumber > 0 && !REPLData.KindIsGap(LineKinds[lineNumber]))
{
lineNumber--;
}
while (true)
{
double topY = (lineNumber - StartLine) * LineHeight + 2;
lineNumber++;
while (lineNumber < Lines.Count && !REPLData.KindIsGap(LineKinds[lineNumber]))
{
lineNumber++;
}
double bottomY = (lineNumber - StartLine) * LineHeight + 2;
dc.DrawRoundedRectangle(InsideBrush, BorderPen, new Rect(SpaceWidth / 2, topY + topOffset, Width - SpaceWidth, bottomY - topY - LineHeight / 3), SpaceWidth, SpaceWidth);
if (lineNumber >= Lines.Count - 1 || lineNumber > StartLine + Height / LineHeight)
{
break;
}
}
;
dc.Pop();
}
protected override void JustifyCursor(ref int line, int previousLine, ref int x, int previousX)
{
int originalLine = line;
int originalX = x;
if (line >= LineKinds.Count || REPLData.KindIsGap(LineKinds[line]))
{
if (previousLine < originalLine)
{
line++;
}
else
{
line--;
}
if (line >= Lines.Count - 1)
{
line = Lines.Count - 2;
}
else if (line < 1)
{
line = 1;
}
}
if (x < 2)
{
x = 2;
}
int originalStartX = StartX;
if (x - StartX < 2)
{
StartX = x - 2;
}
if (StartX < 0)
{
StartX = 0;
}
if (x == 2)
{
StartX = 0;
}
if (originalLine != line || originalX != x || originalStartX != StartX)
{
SendScrolleeInfo();
}
}
