public PreviewHandlerForm(PreviewContext context, IPreviewGenerator previewGenerator)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
if (previewGenerator == null)
{
throw new ArgumentNullException("previewGenerator");
}
_context = context;
_previewGenerator = previewGenerator;
context.PreviewRequired += _PreviewRequired;
context.ViewPortChanged += _ViewPortChanged;
InitializeComponent();
}
public PreviewHandlerController()
{
try
{
Logging.InstallListeners();
_context = new PreviewContext();
var previewGeneratorFactory = new PreviewGeneratorFactory(_context.Settings);
var generator = previewGeneratorFactory.Create();
_previewForm = new PreviewHandlerForm(_context, generator);
_previewForm.Handle.GetHashCode(); //initialse the form
}
catch (Exception exc)
{
Trace.TraceError("PreviewHandlerController.ctor: {0}", exc);
}
}
public PreviewControl(Image preview, PreviewContext context)
{
if (preview == null)
{
throw new ArgumentNullException("preview");
}
if (context == null)
{
throw new ArgumentNullException("context");
}
_originalPreview = preview;
_context = context;
InitializeComponent();
picPreview.Image = _ResizePreviewImageToSize(preview, context.DrawingSize);
picPreview.Size = preview.Size;
itmZoomIn.Enabled = context.DrawingSize != null;
itmZoomOut.Enabled = context.DrawingSize != null;
_UpdateDrawingDetails();
}