private void RenderMeasurings(RenderArea arg1, DrawingVisual arg2, System.Windows.Media.DrawingContext arg3)
{
const double TH_DEFAULT = 1; const double RADIUS_ELLIPSE_DEFAULT = 3;
double stroke = TH_DEFAULT;
double radius_ellipse = RADIUS_ELLIPSE_DEFAULT;
var d = context;
if (arg1 == renderAreaMagnifier)
{
if (!GetIsZoomEnabled())
{
return;
}
arg3.PushTransform(GetMagnfierRenderAreaTransform());
stroke = TH_DEFAULT / MagnifierZoom;
radius_ellipse = RADIUS_ELLIPSE_DEFAULT / MagnifierZoom;
}
foreach (var l in d.Lines)
{
arg3.DrawLine(new Pen(new SolidColorBrush(l.Color), stroke), l.P0, l.P1);
}
if (d.LinesUnderMouse.Length > 0)
{
var nl = d.LinesUnderMouse[0].Line;
drawPointHighlighted(nl.P0, nl.Color, arg3, radius_ellipse, stroke);
drawPointHighlighted(nl.P1, nl.Color, arg3, radius_ellipse, stroke);
mouseOverLine_info.LineInfo = nl;
mouseOverLine_info.Foreground = new SolidColorBrush(nl.Color);
mouseOverLine_info.Visibility = Visibility.Visible;
}
else
{
mouseOverLine_info.Visibility = Visibility.Hidden;
}
if (d.MousePosition.HasValue && d.TempPoint.HasValue)
{
var tempLine = new MeasureLine(d.MousePosition.Value, d.TempPoint.Value, d.CurrentColor);
//drawLineText(1, tempLine, arg3);
arg3.DrawLine(new Pen(new SolidColorBrush(tempLine.Color), stroke), tempLine.P0, tempLine.P1);
currentLine_info.LineInfo = tempLine;
currentLine_info.Foreground = new SolidColorBrush(tempLine.Color);
currentLine_info.Visibility = Visibility.Visible;
}
else
{
currentLine_info.Visibility = Visibility.Hidden;
}
if (d.MousePosition.HasValue)
{
drawPointHighlighted(d.MousePosition.Value, d.CurrentColor, arg3, radius_ellipse, stroke);
}
if (d.TempPoint.HasValue)
{
drawPointHighlighted(d.TempPoint.Value, d.CurrentColor, arg3, radius_ellipse, stroke);
}
}
public PointLineIntersection(MeasureLine l, Point p, double d)
{
Distance = d;
P = p;
Line = l;
}