/// <summary>
/// Find symbol by name (without adding)
/// </summary>
/// <param name="symbolset">The symbolset object</param>
/// <param name="key_to_find">the symbol name to search for</param>
/// <returns>Symbol found or null</returns>
public static symbolObj FindSymbol(symbolSetObj symbolset, string name_to_find)
{
if (name_to_find != null)
{
for (int i = 0; i < symbolset.numsymbols; i++)
{
symbolObj sym = symbolset.getSymbol(i);
if (sym.name != null && sym.name.ToLower() == name_to_find.ToLower())
{
return(sym);
}
}
}
return(null);
}
/// <summary>
/// Find symbol by name (without adding)
/// </summary>
/// <param name="symbolset">The symbolset object</param>
/// <param name="key_to_find">the symbol name to search for</param>
/// <returns>Symbol found or null</returns>
public static symbolObj FindSymbol(symbolSetObj symbolset, string name_to_find)
{
if (name_to_find != null)
{
for (int i = 0; i < symbolset.numsymbols; i++)
{
symbolObj sym = symbolset.getSymbol(i);
if (sym.name != null && sym.name.ToLower() == name_to_find.ToLower())
return sym;
}
}
return null;
}
/// <summary>
/// Validating event handler of the scintillaControlSymbolset control.
/// </summary>
/// <param name="sender">The source object of this event.</param>
/// <param name="layer">The selected layer.</param>
private void scintillaControlSymbolset_Validating(object sender, CancelEventArgs e)
{
if (symbolsetChanged)
{
// validating
string fileName = Path.GetTempFileName();
try
{
File.WriteAllText(fileName, scintillaControlSymbolset.Text);
// test whether we can parse the symbolset
symbolSetObj s = new symbolSetObj(fileName);
// make sure we have all symbol references
Hashtable symbolNames = new Hashtable();
for (int i = 0; i < s.numsymbols; i++)
{
string symbolName = s.getSymbol(i).name;
if (symbolName != null && !symbolNames.ContainsKey(symbolName))
{
symbolNames.Add(symbolName, symbolName);
}
}
mapObj map = StyleLibrary.Styles;
s = map.symbolset;
for (int i = 0; i < s.numsymbols; i++)
{
symbolObj sym = s.getSymbol(i);
string symbolName = sym.name;
if (symbolName != null && sym.inmapfile == mapscript.MS_TRUE && !symbolNames.ContainsKey(symbolName))
{
symbolNames.Add(symbolName, symbolName);
}
}
for (int i = 0; i < map.numlayers; i++)
{
layerObj layer = map.getLayer(i);
for (int j = 0; j < layer.numclasses; j++)
{
classObj classobj = layer.getClass(j);
for (int k = 0; k < classobj.numstyles; k++)
{
string symbolName = classobj.getStyle(k).symbolname;
if (symbolName != null && !symbolNames.ContainsKey(symbolName))
{
throw new Exception("Symbol name '" + symbolName + "' is missing from the symbolset file!");
}
}
}
}
}
catch (Exception ex)
{
if (MessageBox.Show(ex.Message + "\n\rPress OK to correct the errors or Cancel to ignore the changes!", "MapManager", MessageBoxButtons.OKCancel, MessageBoxIcon.Error) == DialogResult.OK)
{
e.Cancel = true;
}
else
{
LoadSymbolset();
}
return;
}
finally
{
if (File.Exists(fileName))
{
File.Delete(fileName);
}
}
// validation ok, ask whether to save or not
DialogResult res = MessageBox.Show("Do you wish to save the modifications of the symbolset?", "MapManager", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question);
if (res == DialogResult.Yes)
{
SaveSymbolset();
// the symbolset has changed, need to reload view
timerRefresh.Enabled = true;
}
else if (res == DialogResult.No)
{
LoadSymbolset();
}
else if (res == DialogResult.Cancel)
{
e.Cancel = true;
}
}
}
/// <summary>
/// Validating event handler of the scintillaControlSymbolset control.
/// </summary>
/// <param name="sender">The source object of this event.</param>
/// <param name="layer">The selected layer.</param>
private void scintillaControlSymbolset_Validating(object sender, CancelEventArgs e)
{
if (symbolsetChanged)
{
// validating
string fileName = Path.GetTempFileName();
try
{
File.WriteAllText(fileName, scintillaControlSymbolset.Text);
// test whether we can parse the symbolset
symbolSetObj s = new symbolSetObj(fileName);
// make sure we have all symbol references
Hashtable symbolNames = new Hashtable();
for (int i = 0; i < s.numsymbols; i++)
{
string symbolName = s.getSymbol(i).name;
if (symbolName != null && !symbolNames.ContainsKey(symbolName))
symbolNames.Add(symbolName, symbolName);
}
mapObj map = StyleLibrary.Styles;
s = map.symbolset;
for (int i = 0; i < s.numsymbols; i++)
{
symbolObj sym = s.getSymbol(i);
string symbolName = sym.name;
if (symbolName != null && sym.inmapfile == mapscript.MS_TRUE && !symbolNames.ContainsKey(symbolName))
symbolNames.Add(symbolName, symbolName);
}
for (int i = 0; i < map.numlayers; i++)
{
layerObj layer = map.getLayer(i);
for (int j = 0; j < layer.numclasses; j++)
{
classObj classobj = layer.getClass(j);
for (int k = 0; k < classobj.numstyles; k++)
{
string symbolName = classobj.getStyle(k).symbolname;
if (symbolName != null && !symbolNames.ContainsKey(symbolName))
throw new Exception("Symbol name '" + symbolName + "' is missing from the symbolset file!");
}
}
}
}
catch (Exception ex)
{
if (MessageBox.Show(ex.Message + "\n\rPress OK to correct the errors or Cancel to ignore the changes!", "MapManager", MessageBoxButtons.OKCancel, MessageBoxIcon.Error) == DialogResult.OK)
e.Cancel = true;
else
{
LoadSymbolset();
}
return;
}
finally
{
if (File.Exists(fileName))
File.Delete(fileName);
}
// validation ok, ask whether to save or not
DialogResult res = MessageBox.Show("Do you wish to save the modifications of the symbolset?", "MapManager", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question);
if (res == DialogResult.Yes)
{
SaveSymbolset();
// the symbolset has changed, need to reload view
timerRefresh.Enabled = true;
}
else if (res == DialogResult.No)
{
LoadSymbolset();
}
else if (res == DialogResult.Cancel)
e.Cancel = true;
}
}