/// <summary>
/// Selects the parameter thumbnail by highlighting it, triggering an event for any subscribers and
/// scrolling to its position.
/// </summary>
public void SelectThumb(SmartThumbnail p_selectedThumb)
{
// skip new selection if it is the old selection
if (m_selectThumbRef != null && m_selectThumbRef == p_selectedThumb)
return;
// select control
this.DeselectThumb();
if (p_selectedThumb == null)
return;
m_selectThumbRef = p_selectedThumb;
m_selectThumbRef.SelectThis();
// send event
if (SFLEvent != null)
SFLEvent(m_selectThumbRef);
// scroll to position
if (f_flowLayout.Controls.Count < 6)
return;
int ctrlPos = -1;
for (int c = 0; c < f_flowLayout.Controls.Count; c++)
{
if (p_selectedThumb == f_flowLayout.Controls[c])
{
ctrlPos = c;
break;
}
}
if (f_flowLayout.FlowDirection == FlowDirection.TopDown)
{
int firstPos = f_flowLayout.Controls[0].Location.X;
int secondPos = f_flowLayout.Controls[1].Location.X;
int thumbLength = secondPos - firstPos;
int scrollTo = (ctrlPos * thumbLength) - this.ClientRectangle.Width / 2;
f_flowLayout.AutoScrollPosition = new Point(scrollTo, 0);
}
}
/// <summary>
/// Creates a new thumbnail and adds it to the end of Controls.
/// </summary>
public void CreateThumb(string p_filePath)
{
SmartThumbnail createThumb = new SmartThumbnail(p_filePath, this.GetThumbnailSize());
f_flowLayout.Controls.Add(createThumb);
}
/// <summary>
/// Insert the thumbnail at the requested position.
/// </summary>
public void InsertData(EditImageData p_data, int p_index)
{
try
{
// deselect since the inserted thumb is selected
this.DeselectThumb();
// create new thumb, sized for this control
SmartThumbnail createTN = new SmartThumbnail(p_data, this.GetThumbnailSize());
// insert the "hard way" since there is no Control.Insert
List<SmartThumbnail> thumbList = new List<SmartThumbnail>();
foreach (SmartThumbnail currThumb in f_flowLayout.Controls)
thumbList.Add(currThumb);
f_flowLayout.Controls.Clear();
thumbList.Insert(p_index, createTN);
foreach (SmartThumbnail currThumb in thumbList)
f_flowLayout.Controls.Add(currThumb);
}
catch (Exception ex)
{
string msg = ex.Message + Utility.StringFormat.TwoEoL();
msg += string.Format("control count: {0}, insert index {1}", this.ControlCount(), p_index);
MessageBox.Show(msg, "InsertThumb Error");
}
}
/// <summary>
/// Deselect any currently selected thumb.
/// </summary>
public void DeselectThumb()
{
if (m_selectThumbRef != null)
{
m_selectThumbRef.DeselectThis();
m_selectThumbRef = null;
}
}
/// <summary>
/// Creates a new thumbnail and adds it to the end of Controls.
/// </summary>
public void CreateThumb(EditImageData p_data)
{
SmartThumbnail createThumb = new SmartThumbnail(p_data, this.GetThumbnailSize());
f_flowLayout.Controls.Add(createThumb);
}
/// <summary>
/// Set the current SmartThumbnail reference and display it.
/// </summary>
public void SetCurrentThumb(SmartThumbnail currThumb)
{
m_thumbRef = currThumb;
if (m_viewMode == ViewModeType.Shrink)
m_zoomLevel = (GetZoomToShrink() < 1f ? GetZoomToShrink() : 1f);
else if (m_viewMode == ViewModeType.Actual)
m_zoomLevel = 1f;
DisplayThumb();
}
public void ClearThumb()
{
m_thumbRef = null;
DisplayThumb();
}