public override void OnRenderItem(ElementRenderEventArgs e)
{
if (Input != null)
{
e.Graphics.DrawString($"Value: {Value}", SystemFonts.DefaultFont, Brushes.White, Bounds.X + 10, Bounds.Y + 8);
}
else
{
e.Graphics.DrawString($"Value: {Value}", SystemFonts.DefaultFont, Brushes.White, (Bounds.X + Bounds.Width) - 65, Bounds.Y + 8);
}
}
public override void OnRenderItem(ElementRenderEventArgs e)
{
}
/// <summary>
/// Handle paint
/// </summary>
protected override void OnPaint(PaintEventArgs e)
{
long d_renderStart = DateTime.UtcNow.Ticks;
base.OnPaint(e);
if (e.Graphics == null)
{
return;
}
e.Graphics.PageUnit = GraphicsUnit.Pixel;
e.Graphics.CompositingQuality = CompositingQuality.GammaCorrected;
e.Graphics.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;
e.Graphics.PixelOffsetMode = PixelOffsetMode.HighQuality;
e.Graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
UpdateMatrices();
e.Graphics.Transform = Transformation;
OnDrawBackground(e);
e.Graphics.SmoothingMode = SmoothingMode.HighQuality;
if (m_graphElements.Count > 0)
{
ElementRenderEventArgs renderEvent = new ElementRenderEventArgs(e.Graphics, GetTransformedLocation());
m_debugElementsRenderTime = DateTime.UtcNow.Ticks;
foreach (IElement element in VisibleElements)
{
element.OnRender(renderEvent);
}
m_debugElementsRenderTime = (DateTime.UtcNow.Ticks - m_debugElementsRenderTime);
}
switch (EditMode)
{
case EGraphEditMode.SelectingBox:
{
Rectangle selectionRectangle = GetSelectionRectangle();
if (FillSelectionRectangle)
{
e.Graphics.FillRectangle(m_selectionColor.Brush, selectionRectangle);
}
e.Graphics.DrawRectangle(m_outlineSelectionColor.Pen, selectionRectangle);
}
break;
case EGraphEditMode.Linking:
{
NodeConnector from = SelectedElement as NodeConnector;
if (from != null)
{
e.Graphics.DrawLine(Pens.Yellow, from.Bounds.X, from.Bounds.Y, m_transformed_location.X, m_transformed_location.Y);
}
}
break;
}
e.Graphics.SmoothingMode = SmoothingMode.None;
if (ShowDebugInfos)
{
DebugCall(); //we should call the framerate at the end of a rendering method, but here we want to ignore the debug render time
OnDrawDebug(e);
}
}
/// <summary>
/// Render item
/// </summary>
public override void OnRenderItem(ElementRenderEventArgs e)
{
//e.Graphics.DrawRectangle(Pens.Red, Bounds);
e.Graphics.DrawString("Node Item", SystemFonts.DefaultFont, Brushes.White, Location.X + 10, Location.Y + 8);
}
