/// <summary>
/// User has clicked on a render pin menu item
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void renderPinMenuItem_Click(object sender, EventArgs e)
{
int hr = 0;
// get the DaggerPin
DSOutputPin pin = (sender as ToolStripMenuItem).Tag as DSOutputPin;
// get the Parent UIGraph
DSDaggerUIGraph parentui = this.Parent as DSDaggerUIGraph;
// get the FilterGraph
IGraphBuilder graph = parentui._Graph as IGraphBuilder;
// atempt to render the pin
try
{
hr = graph.Render(pin._pin);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error rendering pin");
}
Point dropstart = parentui.PointToClient(this.PointToScreen((pin.PinUIElements as PinUI).PinLocation));
parentui._dropLocation = new Point(dropstart.X + 25, dropstart.Y);
// Sync the graphs
parentui.SyncGraphs(null);
if (hr != 0)
{
MessageBox.Show(DsError.GetErrorText(hr));
}
}
/// <summary>
/// User has clicked the close filter button
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void _closeButton_Click(object sender, EventArgs e)
{
DSDaggerUIGraph parentGraph = Parent as DSDaggerUIGraph;
parentGraph.Graph.DeleteNode(this._dsfilternode);
parentGraph.RefreshGraph();
}
protected override void OnPaintBackground(PaintEventArgs e)
{
using (Brush br = new LinearGradientBrush(ClientRectangle,
IsFocused ? CaptionColor : this.CaptionColorUnfocused,
BackColor,
LinearGradientMode.Vertical))
{
e.Graphics.FillRectangle(br, ClientRectangle);
}
if ((Parent as DSDaggerUIGraph).ShowPinNames && !_expandPropertiesButton.State)
{
// measure and draw the names of it's pins
foreach (DSInputPin pin in Node.InputPins)
{
SizeF fs = e.Graphics.MeasureString(pin.Name, Font);
Point actualLocation = (pin.PinUIElements as PinUI).PinLocation;
actualLocation.X = InternalControl.Left;
RectangleF rect = new RectangleF(new PointF(actualLocation.X, actualLocation.Y), fs);
DSDaggerUIGraph.DrawPinName(Font, e.Graphics, (pin.PinUIElements as PinUI).NoodleColor, pin.Name, rect);
}
foreach (DSOutputPin pin in Node.OutputPins)
{
SizeF fs = e.Graphics.MeasureString(pin.Name, Font);
Point actualLocation = (pin.PinUIElements as PinUI).PinLocation;
actualLocation.X = InternalControl.Right - (int)fs.Width;
RectangleF rect = new RectangleF(new PointF(actualLocation.X, actualLocation.Y), fs);
DSDaggerUIGraph.DrawPinName(Font, e.Graphics, (pin.PinUIElements as PinUI).NoodleColor, pin.Name, rect);
}
}
}