/// <summary>
/// Update the extent parameters according to the map.extent parameters.
/// </summary>
private void UpdateExtentValues()
{
if (comboBoxUnits.SelectedItem != null)
{
mapunits = (MS_UNITS)comboBoxUnits.SelectedItem;
}
else
{
mapunits = map.units;
}
unitPrecision = MapUtils.GetUnitPrecision(mapunits);
textBoxX.Text = Convert.ToString(Math.Round((map.extent.maxx + map.extent.minx) / 2, unitPrecision));
textBoxY.Text = Convert.ToString(Math.Round((map.extent.maxy + map.extent.miny) / 2, unitPrecision));
labelUnit2.Text = MapUtils.GetUnitName(mapunits);
textBoxScale.Text = Convert.ToString(Convert.ToInt64(map.scaledenom));
unitPrecision = MapUtils.GetUnitPrecision(mapunits);
labelUnit1.Text = MapUtils.GetUnitName(mapunits);
double zoom = (map.extent.maxx - map.extent.minx);
if (mapunits != map.units)
{
zoom = zoom * MapUtils.InchesPerUnit(map.units) / MapUtils.InchesPerUnit(mapunits);
}
textBoxZoomWidth.Text = Convert.ToString(Math.Round(zoom, unitPrecision));
}
/// <summary>
/// Triggers a Zoom Chnaged event
/// </summary>
private void RaiseZoomChanged()
{
MS_UNITS mapunits = map.units;
int unitPrecision = MapUtils.GetUnitPrecision(mapunits);
double zoom = (map.extent.maxx - map.extent.minx);
if (mapunits != map.units)
{
zoom = zoom * MapUtils.InchesPerUnit(map.units) / MapUtils.InchesPerUnit(mapunits);
}
target.RaiseZoomChanged(this, Math.Round(zoom, unitPrecision), map.scaledenom);
}
/// <summary>
/// Refresh the controls according to the underlying object.
/// </summary>
public void RefreshView()
{
mapunits = map.units;
unitPrecision = MapUtils.GetUnitPrecision(mapunits);
textBoxX.Text = Convert.ToString(Math.Round((map.extent.maxx + map.extent.minx) / 2, unitPrecision));
textBoxY.Text = Convert.ToString(Math.Round((map.extent.maxy + map.extent.miny) / 2, unitPrecision));
labelUnit2.Text = MapUtils.GetUnitName(mapunits);
textBoxScale.Text = Convert.ToString(Convert.ToInt32(map.scaledenom));
labelUnit1.Text = MapUtils.GetUnitName(mapunits);
double zoom = (map.extent.maxx - map.extent.minx);
if (mapunits != map.units)
{
zoom = zoom * MapUtils.InchesPerUnit(map.units) / MapUtils.InchesPerUnit(mapunits);
}
textBoxZoomWidth.Text = Convert.ToString(Math.Round(zoom, unitPrecision));
}