| public static Trace ( this sender, object msgObject = null, bool condition = true ) : void | ||
| sender | this | |
| msgObject | object | |
| condition | bool | |
| Résultat | void | |
///
/// <summary>
/// This calculates row for each of event (makes sense only for main band).
/// We try to place evens so that the do not overlap on the screen.</summary>
///
public void CalculateEventRows(
)
{
int count;
int rowCount;
int minIndex;
DateTime[] dates;
DateTime minDate;
TimelineEvent e;
int overrideRowCount;
Debug.Assert(m_assignRows);
Debug.Assert(AllEvents != null);
Utilities.Trace(this);
rowCount = (int)((PixelHeight - TOP_MARGIN - BOTTOM_MARGIN) / m_maxEventHeight);
if (AllEvents.Count > 0)
{
overrideRowCount = AllEvents.Max((s) => { return(s.RowOverride); }) + 1;
rowCount = Math.Max(rowCount, overrideRowCount);
}
if (rowCount == 0)
{
for (int i = 0; i < AllEvents.Count; ++i)
{
e = AllEvents[i];
e.Row = 0;
}
}
else
{
dates = new DateTime[rowCount];
for (int i = 0; i < rowCount; ++i)
{
dates[i] = new DateTime();
}
count = AllEvents.Count;
for (int i = 0; i < count; ++i)
{
minDate = dates[0];
minIndex = 0;
e = AllEvents[i];
if (e.RowOverride == -1)
{
for (int k = 0; k < rowCount; ++k)
{
if (minDate > dates[k])
{
minIndex = k;
minDate = dates[k];
}
}
dates[minIndex] = e.EndDate;
e.Row = minIndex;
}
else
{
e.Row = e.RowOverride;
dates[e.Row] = e.EndDate;
}
}
}
}
///
/// <summary>
/// Build columns (one for each years, dates, etc.)</summary>
///
public void BuildColumns(
bool animate = false,
bool displayEvents = false,
Size?newSize = null
)
{
double step;
double width;
double height;
double left;
FrameworkElement[] columns;
FrameworkElement[] markers;
int i;
Utilities.Trace(this);
if (newSize == null)
{
width = PixelWidth;
height = PixelHeight;
}
else
{
width = newSize.Value.Width;
height = newSize.Value.Height;
}
step = ColumnPixelWidth;
if (m_columns == null || m_columns.Length != m_columnCount + EXTRA_COLUMNS)
{
columns = new FrameworkElement[m_columnCount + EXTRA_COLUMNS];
markers = new FrameworkElement[m_columnCount + EXTRA_COLUMNS];
if (m_columns != null)
{
Array.Copy(m_columns, columns, Math.Min(columns.Length, m_columns.Length));
for (i = columns.Length; i < m_columns.Length; ++i)
{
m_canvas.Children.Remove(m_columns[i]);
}
}
if (m_columnMarkers != null)
{
Array.Copy(m_columnMarkers, markers, Math.Min(markers.Length, m_columnMarkers.Length));
for (i = markers.Length; i < m_columnMarkers.Length; ++i)
{
m_canvas.Children.Remove(m_columnMarkers[i]);
}
}
m_columns = columns;
m_columnMarkers = markers;
}
for (i = 0; i < m_columnCount + EXTRA_COLUMNS; ++i)
{
left = ColumnPixelWidth * (i - 1);
if (m_columns[i] == null)
{
m_columns[i] = m_template.LoadContent() as FrameworkElement;
m_columns[i].DataContext = null;
m_canvas.Children.Add(m_columns[i]);
}
if (m_markerTemplate != null && m_columnMarkers[i] == null)
{
m_columnMarkers[i] = m_markerTemplate.LoadContent() as FrameworkElement;
m_columnMarkers[i].DataContext = null;
m_canvas.Children.Add(m_columnMarkers[i]);
}
}
FixPositions(displayEvents, animate, true);
}