/// <summary>
/// Previews the specified resource
/// </summary>
/// <param name="res">The resource to be previewed</param>
/// <param name="edSvc">The editor service</param>
/// <param name="locale">The locale to use if launching a viewer-based preview</param>
public void Preview(IResource res, IEditorService edSvc, string locale)
{
//TODO: Prompt for symbol parameters if there are any, as these can affect the rendered output
//and it is a nice way to test symbol parameters wrt to rendering
IServerConnection conn = edSvc.CurrentConnection;
BusyWaitDelegate worker = () =>
{
//Save the current resource to another session copy
string resId = "Session:" + edSvc.SessionID + "//" + res.ResourceType.ToString() + "Preview" + Guid.NewGuid() + "." + res.ResourceType.ToString(); //NOXLATE
var resSvc = edSvc.CurrentConnection.ResourceService;
resSvc.SaveResourceAs(res, resId);
resSvc.CopyResource(res.ResourceID, resId, true);
var previewCopy = resSvc.GetResource(resId);
if (previewCopy.ResourceType == ResourceTypes.SymbolDefinition.ToString() && conn.SiteVersion >= new Version(2, 0))
{
return(GenerateSymbolDefinitionPreview(conn, previewCopy, 100, 100));
}
else
{
//Now feed it to the preview engine
var url = new ResourcePreviewEngine(edSvc).GeneratePreviewUrl(previewCopy, locale);
return(new UrlPreviewResult()
{
Url = url
});
}
};
Action <object, Exception> onComplete = (result, ex) =>
{
if (ex != null)
{
ErrorDialog.Show(ex);
}
else
{
var urlResult = result as UrlPreviewResult;
var imgResult = result as ImagePreviewResult;
if (urlResult != null)
{
var url = urlResult.Url;
_launcher.OpenUrl(url);
}
else if (imgResult != null)
{
new SymbolPreviewDialog(imgResult.ImagePreview).Show(null);
}
}
};
BusyWaitDialog.Run(Strings.PrgPreparingResourcePreview, worker, onComplete);
}
/// <summary>
/// Previews the specified resource
/// </summary>
/// <param name="res">The resource to be previewed</param>
/// <param name="edSvc">The editor service</param>
public void Preview(IResource res, IEditorService edSvc, string locale)
{
//TODO: Prompt for symbol parameters if there are any, as these can affect the rendered output
//and it is a nice way to test symbol parameters wrt to rendering
IServerConnection conn = res.CurrentConnection;
BusyWaitDelegate worker = () =>
{
string mapguideRootUrl = (string)conn.GetCustomProperty("BaseUrl"); //NOXLATE
//Save the current resource to another session copy
string resId = "Session:" + edSvc.SessionID + "//" + res.ResourceType.ToString() + "Preview" + Guid.NewGuid() + "." + res.ResourceType.ToString(); //NOXLATE
edSvc.ResourceService.SaveResourceAs(res, resId);
edSvc.ResourceService.CopyResource(res.ResourceID, resId, true);
var previewCopy = edSvc.ResourceService.GetResource(resId);
if (previewCopy.ResourceType == ResourceTypes.SymbolDefinition && conn.SiteVersion >= new Version(2, 0))
{
//For Symbol Definition previews, we make a placeholder Layer Definition with the
ILayerDefinition layerDef = ObjectFactory.CreateDefaultLayer(conn, LayerType.Vector);
IVectorLayerDefinition2 vl = layerDef.SubLayer as IVectorLayerDefinition2;
if (vl != null)
{
//HACK-ish: We are flubbing a completely invalid Layer Definition under normal circumstances,
//but one that has the minimum required content model to generate an appropriate GETLEGENDIMAGE preview for
vl.FeatureName = string.Empty;
vl.ResourceId = string.Empty;
vl.Geometry = string.Empty;
vl.ToolTip = string.Empty;
var vsr = vl.GetScaleRangeAt(0) as IVectorScaleRange2;
if (vsr != null)
{
vsr.AreaStyle = null;
vsr.LineStyle = null;
vsr.PointStyle = null;
var cs = layerDef.CreateDefaultCompositeStyle();
var cr = cs.GetRuleAt(0);
var csym = cr.CompositeSymbolization;
var si = csym.CreateSymbolReference(previewCopy.ResourceID);
csym.AddSymbolInstance(si);
vsr.CompositeStyle = new List<ICompositeTypeStyle>() { cs };
var ldfId = "Session:" + edSvc.SessionID + "//" + res.ResourceType.ToString() + "Preview" + Guid.NewGuid() + ".LayerDefinition"; //NOXLATE
edSvc.ResourceService.SaveResourceAs(layerDef, ldfId);
var mappingSvc = (IMappingService)conn.GetService((int)ServiceType.Mapping);
var img = mappingSvc.GetLegendImage(42, ldfId, 0, 4, 100, 100, "PNG"); //NOXLATE
return new ImagePreviewResult() { ImagePreview = img };
}
}
return null;
}
else
{
//Now feed it to the preview engine
var url = new ResourcePreviewEngine(mapguideRootUrl, edSvc).GeneratePreviewUrl(previewCopy, locale);
return new UrlPreviewResult() { Url = url };
}
};
Action<object, Exception> onComplete = (result, ex) =>
{
if (ex != null)
{
ErrorDialog.Show(ex);
}
else
{
var urlResult = result as UrlPreviewResult;
var imgResult = result as ImagePreviewResult;
if (urlResult != null)
{
var url = urlResult.Url;
_launcher.OpenUrl(url);
}
else if (imgResult != null)
{
new SymbolPreviewDialog(imgResult.ImagePreview).Show(null);
}
}
};
BusyWaitDialog.Run(Strings.PrgPreparingResourcePreview, worker, onComplete);
}
/// <summary>
/// Previews the given resource
/// </summary>
/// <param name="res"></param>
/// <param name="edSvc"></param>
/// <param name="locale"></param>
public void Preview(IResource res, IEditorService edSvc, string locale)
{
IServerConnection conn = edSvc.CurrentConnection;
if (this.UseLocal && IsLocalPreviewableType(res) && SupportsMappingService(conn))
{
BusyWaitDelegate worker = () =>
{
IMappingService mapSvc = (IMappingService)conn.GetService((int)ServiceType.Mapping);
IMapDefinition previewMdf = null;
switch (res.ResourceType)
{
case "LayerDefinition":
{
ILayerDefinition ldf = (ILayerDefinition)res;
string layerName = string.Empty;
if (edSvc.IsNew)
{
layerName = ResourceIdentifier.GetName(ldf.SubLayer.ResourceId);
}
else
{
layerName = ResourceIdentifier.GetName(edSvc.ResourceID);
}
previewMdf = ResourcePreviewEngine.CreateLayerPreviewMapDefinition(ldf, edSvc.SessionID, layerName, conn);
}
break;
case "WatermarkDefinition":
{
previewMdf = Utility.CreateWatermarkPreviewMapDefinition((IWatermarkDefinition)res);
}
break;
case "MapDefinition":
{
previewMdf = (IMapDefinition)res;
}
break;
}
if (string.IsNullOrEmpty(previewMdf.ResourceID))
{
var sessionId = edSvc.SessionID;
var mdfId = "Session:" + sessionId + "//" + Guid.NewGuid() + ".MapDefinition"; //NOXLATE
conn.ResourceService.SaveResourceAs(previewMdf, mdfId);
previewMdf.ResourceID = mdfId;
}
if (previewMdf != null)
{
return(mapSvc.CreateMap(previewMdf, false));
}
else
{
return(null);
}
};
Action <object, Exception> onComplete = (obj, ex) =>
{
if (ex != null)
{
throw ex;
}
if (obj != null)
{
var rtMap = (RuntimeMap)obj;
if (_viewManager != null)
{
_viewManager.OpenContent(ViewRegion.Document, () => new MapPreviewViewContent(rtMap, _launcher, (edSvc.IsNew) ? null : edSvc.ResourceID));
}
else
{
var diag = new MapPreviewDialog(rtMap, _launcher, (edSvc.IsNew) ? null : edSvc.ResourceID);
diag.Show(null);
}
}
else //Fallback, shouldn't happen
{
_inner.Preview(res, edSvc, locale);
}
};
BusyWaitDialog.Run(Strings.PrgPreparingResourcePreview, worker, onComplete);
}
else
{
_inner.Preview(res, edSvc, locale);
}
}