/// <summary>
/// Scale all the assets in the listbox according to the slider value.
/// </summary>
private void UpdateZoom()
{
if (this.ZoomSlider != null)
{
IList <AssetPreview> previews = this.AssetsList.GetChildControls <AssetPreview>();
foreach (AssetPreview preview in previews)
{
// VideoPreview videoPreview = preview as VideoPreview;
VideoPreviewTimeline videoPreview = preview as VideoPreviewTimeline;
if (videoPreview != null && videoPreview.IsFullScreen)
{
if (this.lstSizeChanging)
{
preview.Scale(this.GetAssetFullScreenSize);
}
else
{
videoPreview.IsFullScreen = false;
preview.Scale(this.currentAssetSize);
}
}
else
{
preview.Scale(this.currentAssetSize);
}
}
}
}
/// <summary>
/// Handles the Changed event of the FullScreen control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
private void FullScreen_Changed(object sender, EventArgs e)
{
// VideoPreview preview = sender as VideoPreview;
VideoPreviewTimeline preview = sender as VideoPreviewTimeline;
if (preview != null)
{
// Check if there is any other VideoPreview which is in full screen mode. If yes then bring it to normal mode.
// this.AssetsList.GetChildControls<VideoPreview>().
// Where(x => x.IsFullScreen && x != preview).ToList().
// ForEach(y =>
// {
// y.Scale(this.currentAssetSize);
// y.IsFullScreen = false;
// });
this.AssetsList.GetChildControls <VideoPreviewTimeline>().
Where(x => x.IsFullScreen && x != preview).ToList().
ForEach(y =>
{
y.Scale(this.currentAssetSize);
y.IsFullScreen = false;
});
if (preview.IsFullScreen)
{
preview.Scale(this.GetAssetFullScreenSize);
}
else
{
preview.Scale(this.currentAssetSize);
preview.IsFullScreen = false;
}
// Update the layout so that the row heigts of the element can be calulated.
this.AssetsList.UpdateLayout();
// Set the offset of the scrollbar.
this.SetScrollerOffset(preview.Asset);
}
}
/// <summary>
/// Called when [mouse wheel] event occures.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="args">The <see cref="MouseWheelEventArgs"/> instance containing the event data.</param>
private void OnMouseWheel(object sender, MouseWheelEventArgs args)
{
if (this.Model.IsActive)
{
Point point = args.GetPosition(this);
if ((point.X >= 0 && point.X <= this.ActualWidth) &&
(point.Y >= 0 && point.Y <= this.ActualHeight))
{
VideoPreviewTimeline preview = this.currentAsset as VideoPreviewTimeline;
if (preview == null || !preview.IsFullScreen)
{
double delta = args.Delta;
if (delta > 0)
{
if (this.ZoomSlider.Value + ShiftScaleMargin <= 1)
{
this.ZoomSlider.Value += ShiftScaleMargin;
}
else if (this.ZoomSlider.Value != 1)
{
this.ZoomSlider.Value = 1;
}
}
else if (delta < 0)
{
if (this.ZoomSlider.Value - ShiftScaleMargin >= 0)
{
this.ZoomSlider.Value -= ShiftScaleMargin;
}
else if (this.ZoomSlider.Value != 0)
{
this.ZoomSlider.Value = 0;
}
}
}
}
}
}
/// <summary>
/// Adds the asset to timeline.
/// </summary>
private void AddAssetToTimeline()
{
Asset selectedAsset = this.AssetsList.SelectedItem as Asset;
if (selectedAsset != null && !(selectedAsset is FolderAsset))
{
if (selectedAsset is VideoAsset)
{
// VideoPreview preview = this.AssetsList.GetChildControls<VideoPreview>().Where(x => x.Asset == selectedAsset).Single();
VideoPreviewTimeline preview = this.AssetsList.GetChildControls <VideoPreviewTimeline>().Where(x => x.Asset == selectedAsset).Single();
VideoAsset videoAsset = selectedAsset as VideoAsset;
VideoAssetInOut videoAssetInOut = new VideoAssetInOut(videoAsset)
{
InPosition = preview.InPosition.TotalSeconds,
OutPosition = preview.OutPosition.TotalSeconds
};
this.Model.AddAssetToTimeline(videoAssetInOut);
}
else
{
this.Model.AddAssetToTimeline(selectedAsset);
}
}
}
