public static double KeyRenderYc(this StageVm vm, int keyDex, double stageRenderHeight)
{
var vmHeight = vm.StageVmStyle.VPadding +
(vm.Order - keyDex) * vm.StageVmStyle.KeyLineHeight;
return(vm.RenderHeight(vmHeight, stageRenderHeight));
}
public static void DrawSortableValue(this StageVm stageVm, DrawingContext dc,
SortableItemVm sortableVm,
double stageRenderWidth, double stageRenderHeight)
{
if ((stageRenderHeight <= 0) || (stageRenderHeight <= 0))
{
return;
}
if (sortableVm.StagePos == StagePos.Missing)
{
return;
}
var radius = stageVm.RenderHeight(stageVm.StageVmStyle.KeyLineThickness * 1.5, stageRenderHeight);
var center = stageVm.GetSortableItemPosition(sortableVm, stageRenderWidth, stageRenderHeight);
dc.DrawEllipse(sortableVm.BackgroundBrush, null, center, radius, radius);
if (sortableVm.ShowLabel)
{
var txt = new FormattedText(sortableVm.Label.ToString(),
CultureInfo.CurrentCulture,
FlowDirection.LeftToRight,
SortableItemVm.Typeface,
radius, sortableVm.ForegroundBrush, 1.0);
var upLeft = new Point(center.X - txt.Width / 2, center.Y - txt.Height / 2);
dc.DrawText(txt, upLeft);
}
}
public static Point GetSortableItemPosition(this StageVm stageVm,
SortableItemVm sortableItemVm,
double stageRenderWidth, double stageRenderHeight)
{
if ((stageRenderHeight <= 0) || (stageRenderHeight <= 0))
{
return(new Point(0, 0));
}
if (sortableItemVm.StagePos == StagePos.Missing)
{
return(new Point(0, 0));
}
var renderY = stageVm.KeyRenderYc(sortableItemVm.KeyLinePos, stageRenderHeight);
var radius = stageVm.RenderHeight(stageVm.StageVmStyle.KeyLineThickness * 1.5, stageRenderHeight);
var renderX = 0.0;
switch (sortableItemVm.StagePos)
{
case StagePos.Left:
renderX = radius * -1.2;
break;
case StagePos.Center:
renderX = stageVm.SectionRenderX(sortableItemVm.StageSection, stageRenderWidth);
break;
case StagePos.Right:
renderX = stageRenderWidth - radius * 1.2;
break;
default:
break;
}
return(new Point(renderX, renderY));
}
public static Pen KeyLinePen(this StageVm stageVm, double stageRenderHeight)
{
var brushHeight = stageVm.RenderHeight(stageVm.StageVmStyle.KeyLineThickness, stageRenderHeight);
return(new Pen(stageVm.StageVmStyle.KeyLineBrush, brushHeight));
}
