public static bool HasInside(this ScriptPortal.Vegas.Region Region, Timecode Start, Timecode End)
{
if (Start < Region.Position && End > Region.End)
{
return(true);
}
return(false);
}
///
/// Implementation
///
internal void RegionCreateFromEvents_Invoked(object sender, EventArgs e)
{
var eventgroups = myVegas.Project.GetEventGroups();
var regions = (myVegas.Project.Regions.Count != 0)
? new List <ScriptPortal.Vegas.Region>(myVegas.Project.Regions)
: new List <ScriptPortal.Vegas.Region>();
bool selectionSet = false;
if (myVegas.SelectionLength != Timecode.FromMilliseconds(0))
{
if (myVegas.Cursor == myVegas.SelectionStart ||
myVegas.Cursor == myVegas.SelectionStart + myVegas.SelectionLength)
{
selectionSet = true;
}
}
using (var undo = new UndoBlock("Create regions"))
{
foreach (var egrp in eventgroups)
{
Timecode groupStart = null;
Timecode groupEnd = null;
foreach (var ev in egrp)
{
if (groupStart == null || ev.Start < groupStart)
{
groupStart = ev.Start;
}
if (groupEnd == null || ev.End > groupEnd)
{
groupEnd = ev.End;
}
}
// skip outside seletion
if (selectionSet)
{
if (groupEnd >= (myVegas.SelectionStart + myVegas.SelectionLength) ||
groupStart <= myVegas.SelectionStart)
{
continue;
}
}
// don't write inside existing regions
if (regions.Any(reg => reg.ContainsTime(groupStart, (groupEnd - groupStart))))
{
continue;
}
// don't surround existing regions
if (regions.HasInside(groupStart, groupEnd))
{
continue;
}
var NewRegion = new ScriptPortal.Vegas.Region(groupStart, (groupEnd - groupStart));
myVegas.Project.Regions.Add(NewRegion);
}
}
}