/// <summary>
/// Applies options, generates charts if needed
/// </summary>
bool ApplyOptions()
{
if (_charts.NumFields == 0)
{
if (_charts.Count == 0)
{
//MessageBox.Show("No fields were chosen. No charts will be displayed.", _plugin.Globals.AppName, MessageBoxButtons.OK, MessageBoxIcon.Information);
//return false;
}
else
{
if (MessageBox.Show("No fields were chosen. Do you want to remove all charts?",
LegendControl.Legend.AppName, MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
_charts.Clear();
}
else
{
return(false);
}
}
}
else if (_shapefile.Charts.Count == 0)
{
// there is no charts, start generation
ShpfileType type = Globals.ShapefileType2D(_shapefile.ShapefileType);
if (type == ShpfileType.SHP_POINT || type == ShpfileType.SHP_MULTIPOINT)
{
// start generation, no need to prompt the user for position
ICallback cBackOld = _shapefile.GlobalCallback;
Callback cback = new Callback();
_shapefile.GlobalCallback = cback;
this.Enabled = false;
this.Cursor = Cursors.WaitCursor;
try
{
_shapefile.Charts.Generate(tkLabelPositioning.lpCentroid);
}
finally
{
this.Enabled = true;
this.Cursor = Cursors.Default;
cback.Clear();
_shapefile.GlobalCallback = cBackOld;
}
}
else
{
// prompting user for charts position
AddChartsForm form = new AddChartsForm(_shapefile);
if (form.ShowDialog() != DialogResult.OK)
{
return(false);
}
form.Dispose();
}
}
return(true);
}
/// <summary>
/// Calculates chart positions
/// </summary>
private void btnOk_Click(object sender, EventArgs e)
{
ICallback cBackOld = m_shapefile.GlobalCallback;
Callback cback = new Callback();
m_shapefile.GlobalCallback = cback;
this.Enabled = false;
this.Cursor = Cursors.WaitCursor;
try
{
tkLabelPositioning positioning = tkLabelPositioning.lpCentroid;
if (optPosition4.Checked)
{
positioning = (tkLabelPositioning)optPosition4.Tag;
}
if (optPosition3.Checked)
{
positioning = (tkLabelPositioning)optPosition3.Tag;
}
if (optPosition2.Checked)
{
positioning = (tkLabelPositioning)optPosition2.Tag;
}
if (optPosition1.Checked)
{
positioning = (tkLabelPositioning)optPosition1.Tag;
}
m_shapefile.Charts.Generate(positioning);
m_shapefile.Charts.SavingMode = tkSavingMode.modeXMLOverwrite;
}
finally
{
this.Enabled = true;
this.Cursor = Cursors.Default;
cback.Clear();
m_shapefile.GlobalCallback = cBackOld;
}
}
/// <summary>
/// Generates labels with specified positions
/// </summary>
private void btnOk_Click(object sender, EventArgs e)
{
// callback and wait cursor
ICallback cBackOld = m_shapefile.GlobalCallback;
Callback cback = new Callback();
m_shapefile.GlobalCallback = cback;
this.Enabled = false;
this.Cursor = Cursors.WaitCursor;
MapWinGIS.Labels lb = m_shapefile.Labels;
tkLabelPositioning positioning = get_LabelPositioning();
lb.LineOrientation = (tkLineLabelOrientation)cboLineOrientation.SelectedIndex;
try
{
// generation
m_shapefile.GenerateLabels(-1, positioning, !chkLabelEveryPart.Checked);
m_shapefile.Labels.SavingMode = tkSavingMode.modeXMLOverwrite; // .lbl file should be updated
ShpfileType type = Globals.ShapefileType2D(m_shapefile.ShapefileType);
if (type == ShpfileType.SHP_POINT || type == ShpfileType.SHP_MULTIPOINT)
{
if (optAlignBottomCenter.Checked)
{
m_alignment = tkLabelAlignment.laBottomCenter;
}
if (optAlignBottomLeft.Checked)
{
m_alignment = tkLabelAlignment.laBottomLeft;
}
if (optAlignBottomRight.Checked)
{
m_alignment = tkLabelAlignment.laBottomRight;
}
if (optAlignCenter.Checked)
{
m_alignment = tkLabelAlignment.laCenter;
}
if (optAlignCenterLeft.Checked)
{
m_alignment = tkLabelAlignment.laCenterLeft;
}
if (optAlignCenterRight.Checked)
{
m_alignment = tkLabelAlignment.laCenterRight;
}
if (optAlignTopCenter.Checked)
{
m_alignment = tkLabelAlignment.laTopCenter;
}
if (optAlignTopLeft.Checked)
{
m_alignment = tkLabelAlignment.laTopLeft;
}
if (optAlignTopRight.Checked)
{
m_alignment = tkLabelAlignment.laTopRight;
}
}
// updating references to categories
if (lb.NumCategories > 0)
{
for (int i = 0; i < lb.Count; i++)
{
MapWinGIS.Label label = lb.get_Label(i, 0);
label.Category = m_shapefile.get_ShapeCategory(i);
}
}
}
finally
{
this.Enabled = true;
this.Cursor = Cursors.Default;
cback.Clear();
m_shapefile.GlobalCallback = cBackOld;
}
}
