private bool TryAddAviLayerToCanvas(ICanvas canvas, IAVILayer aviLyr, GeoDo.RSS.Core.DrawEngine.CoordEnvelope viewPrjEvp)
{
canvas.LayerContainer.Layers.Add(aviLyr);
canvas.CurrentEnvelope = viewPrjEvp;
canvas.Refresh(enumRefreshType.All);
return(true);
}
public void DisplayAvi(ISmartSession session, string wndName, string[] fnames, string templateName,
string subIdentify, out string outputFname)
{
string satellite = null;
string sensor = null;
outputFname = GetOutputGxdFileName(fnames, subIdentify, out satellite, out sensor);
bool isOk = false;
FileIsSupportable(fnames);
ILayoutTemplate temp = GetTemplateByArg(templateName);
if (temp == null)
{
return;
}
ILayoutViewer viewer = new LayoutViewer(wndName);
ApplyLayoutTemplate(viewer, ref temp); //在这里应用模板，初始化数据框的dataProvider
TryApplyVars(temp, subIdentify, satellite, sensor);
if (viewer.LayoutHost == null)
{
return;
}
ICanvas canvas = GetCanvasByTemplate(temp);
if (canvas == null)
{
return;
}
Size dataSize = Size.Empty;
GeoDo.RSS.Core.DrawEngine.CoordEnvelope viewPrjEvp = null;
GeoDo.RSS.Core.DF.CoordEnvelope viewGeoEvp = null;
float resolution = 0;
int maxSize = GetBorderSizeByTemplate(viewer.LayoutHost.LayoutRuntime, temp);
IAVILayer aviLyr = AVILayerBuilder.CreatAVILayer(fnames, canvas, maxSize, out dataSize, out viewPrjEvp, out viewGeoEvp, out resolution);
if (aviLyr == null)
{
return;
}
aviLyr.OnTicked += new EventHandler(RefreshDataFrame);
if (_isCustom)
{
TryApplyCustom(canvas, dataSize, subIdentify, viewPrjEvp, viewGeoEvp, resolution);
}
isOk = TryAddAviLayerToCanvas(canvas, aviLyr, viewPrjEvp);
if (isOk)
{
session.SmartWindowManager.DisplayWindow(viewer);
_host.ToSuitedSize(_host.LayoutRuntime.Layout);
TryExportToGIF(session, subIdentify, outputFname);
}
}
public override void Execute()
{
ILayoutViewer viewer = _smartSession.SmartWindowManager.ActiveViewer as ILayoutViewer;
if (viewer == null)
{
return;
}
IAVILayer aviLyr = GetAviLayer(viewer);
if (aviLyr == null)
{
return;
}
_interval = aviLyr.Interval;
ILayoutHost host = viewer.LayoutHost;
if (host == null)
{
return;
}
ExportBitmaps(host);
}
private void InitAviLayerInfos()
{
ILayout layout = _host.LayoutRuntime.Layout;
if (layout == null)
{
return;
}
if (layout.Elements == null || layout.Elements.Count == 0)
{
return;
}
IDataFrame df = null;
foreach (IElement ele in layout.Elements)
{
if (ele is IDataFrame)
{
df = ele as IDataFrame;
break;
}
}
if (df == null)
{
return;
}
if (df.Provider == null)
{
return;
}
ICanvas canvas = (df.Provider as IDataFrameDataProvider).Canvas;
if (canvas == null)
{
return;
}
List <GeoDo.RSS.Core.DrawEngine.ILayer> layers = canvas.LayerContainer.Layers;
if (layers == null || layers.Count == 0)
{
return;
}
IAVILayer aviLry = null;
foreach (GeoDo.RSS.Core.DrawEngine.ILayer lry in layers)
{
if (lry is IAVILayer)
{
aviLry = lry as IAVILayer;
}
}
if (aviLry == null)
{
return;
}
if (aviLry.BitmapCount == 0)
{
return;
}
_count = aviLry.BitmapCount;
_interval = aviLry.Interval;
_enabled = aviLry.IsRunning;
return;
}
