public PictureView()
{
InitializeComponent();
horzScroll.GotFocus += new EventHandler(restoreFocus);
vertScroll.GotFocus += new EventHandler(restoreFocus);
renderer.ChangeShowScroll += new Action <bool>(renderer_ChangeShowScroll);
renderer.UpdateImageSize += new Action(renderer_UpdateImageSize);
renderer.ImageLoadingChanged += new Action <bool>((b) => { if (ImageLoadingChanged != null)
{
ImageLoadingChanged.Invoke(b);
}
});
renderer.FileChanged += new Action <string>((s) => { if (FileChanged != null)
{
FileChanged.Invoke(s);
}
});
renderer.PositionUpdateRequired += new Action <Point>(renderer_PositionUpdateRequired);
}
void CurrentOperation_IndexUpdated()
{
curElem = Core.CurrentOperation.GetCurrentElement();
//バッファリングされているかのチェック
if (curElem != null && !curElem.IsBuffered && !curElem.LoadFailed)
{
if (ImageLoadingChanged != null)
{
ImageLoadingChanged.Invoke(true);
}
System.Diagnostics.Debug.WriteLine("Self fetch start... =>" + curElem.ImageSourcePath);
var invoke = new Action <Data.GroupingElement>(Subsystem.Prefetch.Instance.Loader.LoadImageByElem);
invoke.BeginInvoke(curElem, (iar) =>
{
((Action <Data.GroupingElement>)iar.AsyncState).EndInvoke(iar);
this.Invoke(new Action(() =>
{
if (ImageLoadingChanged != null)
{
ImageLoadingChanged.Invoke(false);
}
if (UpdateImageSize != null)
{
UpdateImageSize.Invoke();
}
}));
}, invoke);
}
if (curElem != null)
{
if (FileChanged != null)
{
FileChanged.Invoke(curElem.ImageSourcePath);
}
}
else
{
if (FileChanged != null)
{
FileChanged.Invoke(String.Empty);
}
}
if (Core.Config.DisplayConfig.OverlapThumbnailConfig.Show)
{
nextElem = Core.CurrentOperation.GetNextElement();
if (nextElem != null && !nextElem.IsBuffered)
{
System.Diagnostics.Debug.WriteLine("Self thumbnail fetch start... =>" + curElem.ImageSourcePath);
var invoke = new Action <Data.GroupingElement>(Subsystem.Prefetch.Instance.Loader.LoadImageByElem);
invoke.BeginInvoke(curElem, (iar) =>
{
((Action <Data.GroupingElement>)iar.AsyncState).EndInvoke(iar);
this.Invoke(new Action(() =>
{
this.Refresh();
}));
}, invoke);
}
}
if (UpdateImageSize != null)
{
UpdateImageSize.Invoke();
}
}