/// <summary>
/// Saves a new preset at the given position
/// </summary>
/// <returns>the preset item for this position</returns>
public UserPresetItem SavePreset()
{
int i = FindAvailableIndex();
SetPreset((byte)i);
presetIndexing[i - LowestPresetIndex] = new CameraIndexedPreset(i);
PresetItems.Add(presetIndexing[i - LowestPresetIndex]);
return(presetIndexing[i - LowestPresetIndex]);
}
/// <summary>
/// Restores the camera to the given preset id
/// </summary>
/// <param name="id">id of the preset to restore</param>
public void RestorePreset(Guid id)
{
CameraIndexedPreset i = PresetItems[id] as CameraIndexedPreset;
if (i != null)
{
CallPreset((byte)i.Index);
}
}
/// <summary>
/// Deletes the preset with the given identifier
/// </summary>
/// <param name="id">preset identifier to delete</param>
/// <returns>true if the preset was deleted, false if it did not exist</returns>
public bool DeletePreset(Guid id)
{
UserPresetItem item = PresetItems[id];
CameraIndexedPreset cip = item as CameraIndexedPreset;
if (cip != null)
{
ClearPreset((byte)cip.Index);
presetIndexing[cip.Index - LowestPresetIndex] = null;
}
return(PresetItems.Remove(item));
}
private void BuildIndexingArray()
{
presetIndexing = new CameraIndexedPreset[HighestPresetIndex - LowestPresetIndex + 1];
foreach (UserPresetItem i in PresetItems)
{
CameraIndexedPreset cip = i as CameraIndexedPreset;
if (cip != null)
{
presetIndexing[cip.Index - LowestPresetIndex] = cip;
}
}
}
