private void SymbolListView_DrawItem(object sender, DrawListViewItemEventArgs e)
{
Pen selectPen = Pens.Black;
if (e.Item.Selected)
{
selectPen = Pens.Red;
}
Rectangle r = new Rectangle(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height);
Graphics g = e.Graphics;
ScadaSymbol_Shape symbol = (ScadaSymbol_Shape)e.Item.Tag;
if (symbol.Paths != null && symbol.Paths.Count > 0 && symbol.Bmp == null)
{
symbol.Bmp = new Bitmap(e.Bounds.Width, e.Bounds.Height);
RectangleF mr = new RectangleF(0, 0, e.Bounds.Width, e.Bounds.Height);
Graphics mg = Graphics.FromImage(symbol.Bmp);
GraphicsPath graphicsPath = new GraphicsPath();
graphicsPath.AddRectangle(r);
symbol.Paint("", mg, mr, 0, new SVG_Color(Color.Red), SVTFillType.Original, null);
mg.Dispose();
g.DrawImage(symbol.Bmp, e.Bounds.X, e.Bounds.Y);
}
else
{
g.DrawImage(symbol.Bmp, e.Bounds.X, e.Bounds.Y);
}
g.DrawRectangle(selectPen, r);
}
/// <summary>
/// 用户选择某个
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void SymbolListView_OnSelectSymbol(object sender, EventArgs e)
{
if (sender != null)
{
DataObject data = new DataObject("Scada.FlowGraphEngine.GraphicsMap.Shape.Draw", sender);
ScadaSymbol_Shape selectShape = (ScadaSymbol_Shape)sender;
this.Cursor = new Cursor(selectShape.GetCursor());
if (this.mediator.ActiveWork != null)
{
((WorkForm)this.mediator.ActiveWork).GraphControl.Cursor = this.Cursor;
SVG_StaticShape shape = new SVG_StaticShape();
shape.SvgShape = data.GetData("Scada.FlowGraphEngine.GraphicsMap.Shape.Draw") as ScadaSymbol_Shape;
((WorkForm)this.mediator.ActiveWork).GraphControl.selector = new CommonSelector(((WorkForm)this.mediator.ActiveWork).GraphControl, shape);
}
}
}
