//apply filter
private void applyFilter(Filter filter)
{
BitmapSource source = (BitmapSource)this.originalImage.Source;
if (filter is ConvolutionFilter)
{
Bitmap originalBitmap = source.ConvertToBitmap();
ConvolutionFilter convolutionFilter = (ConvolutionFilter)filter;
bool parsed = false;
if (this.offsetTextField.Text.Replace(" ", "").Length != 0)
{
float offset = 0;
parsed = (float.TryParse(this.offsetTextField.Text.Replace(" ", ""), out offset));
if (parsed == false)
{
MessageBox.Show("Enter valid offset / offset value", "Invalid parameters", MessageBoxButton.OK, MessageBoxImage.Information);
return;
}
convolutionFilter.Offset = offset;
}
if (this.factorTextField.Text.Replace(" ", "").Length != 0)
{
float factor = 0;
parsed = parsed && (float.TryParse(this.factorTextField.Text.Replace(" ", ""), out factor));
if (parsed == false)
{
MessageBox.Show("Enter valid offset / offset value", "Invalid parameters", MessageBoxButton.OK, MessageBoxImage.Information);
return;
}
convolutionFilter.Factor = factor;
}
Bitmap filteredBitmap = originalBitmap.ConvolutionFilter(convolutionFilter);
BitmapImage bitmapImage = filteredBitmap.BitmapToImageSource();
this.filteredImage.Source = bitmapImage;
}
else //function filter
{
FunctionFilter functionFilter = (FunctionFilter)filter;
if (functionFilter is IFunctionFilterOffset)
{
IFunctionFilterOffset factorFunctionFilter = (IFunctionFilterOffset)functionFilter;
float coeff = 0;
bool parsed = (float.TryParse(this.coeffTextField.Text.Replace(" ", ""), out coeff));
if (parsed == false)
{
MessageBox.Show("Enter valid coefficient value", "Invalid parameters", MessageBoxButton.OK, MessageBoxImage.Information);
return;
}
factorFunctionFilter.Offset = coeff;
}
WriteableBitmap writeableBitmap = functionFilter.ApplyFunctionFilter((BitmapImage)this.originalImage.Source);
this.filteredImage.Source = writeableBitmap;
}
}
private void PropertyForm_ChartLabelRenderer_MaxValues_Load(object sender, EventArgs e)
{
if (_fc != null && _fieldNames != null)
{
double sum = 0D;
foreach (string fieldName in _fieldNames)
{
if (_fc.FindField(fieldName) == null)
{
continue;
}
object minObj = FunctionFilter.QueryScalar(
_fc,
new FunctionFilter("MIN", fieldName, "fieldMin"),
"fieldMin");
object maxObj = FunctionFilter.QueryScalar(
_fc,
new FunctionFilter("MAX", fieldName, "fieldMax"),
"fieldMax");
double max;
if (minObj != null && maxObj != null)
{
max = Math.Max(Math.Abs(Convert.ToDouble(minObj)), Math.Abs(Convert.ToDouble(maxObj)));
lstMaxValues.Items.Add(
new ListViewItem(new string[] { fieldName, max.ToString() }));
sum += max;
}
}
lstMaxValues.Items.Add(
new ListViewItem(new string[] { "*Sum", sum.ToString() }));
}
}
public void Create_IfTheFunctionParameterIsNull_ShouldThrowAnArgumentNullException()
{
try
{
FunctionFilter.Create(null);
}
catch (ArgumentNullException argumentNullException)
{
if (argumentNullException.ParamName.Equals("filterFunction", StringComparison.Ordinal))
{
throw;
}
}
}
public void ShouldFilter_ShouldInvokeThePassedFunction()
{
var invoked = false;
var functionFilter = new FunctionFilter(content =>
{
invoked = true;
return(false);
});
Assert.IsFalse(invoked);
functionFilter.ShouldFilter(Mock.Of <IContent>());
Assert.IsTrue(invoked);
}
public IFeatureCursor GetFeatures(IQueryFilter filter)
{
if (filter == null)
{
return(null);
}
if (filter is IBufferQueryFilter)
{
ISpatialFilter sFilter = BufferQueryFilter.ConvertToSpatialFilter(filter as IBufferQueryFilter);
if (sFilter == null)
{
return(null);
}
return(GetFeatures(sFilter));
}
#region IDistrictFilter ?
if (filter is IDistinctFilter)
{
if (filter.SubFields.Contains(":"))
{
string[] fn = filter.SubFields.Split(':');
IFeatureLayerJoin join = _joins[fn[0]];
if (join != null)
{
using (join = (IFeatureLayerJoin)join.Clone())
{
join.Init(String.Empty);
filter = new DistinctFilter(fn[1]);
filter.OrderBy = fn[1];
return(new FeatureCursorWrapper(join.PerformQuery(filter)));
}
}
return(null);
}
else
{
return(_fc.GetFeatures(filter));
}
}
#endregion
#region IFunctionFilter ?
if (filter is IFunctionFilter)
{
if (filter.SubFields.Contains(":"))
{
string[] fn = filter.SubFields.Split(':');
IFeatureLayerJoin join = _joins[fn[0]];
if (join != null)
{
using (join = (IFeatureLayerJoin)join.Clone())
{
join.Init(String.Empty);
filter = new FunctionFilter(((IFunctionFilter)filter).Function, fn[1], ((IFunctionFilter)filter).Alias);
return(new FeatureCursorWrapper(join.PerformQuery(filter)));
}
}
return(null);
}
else
{
return(_fc.GetFeatures(filter));
}
}
#endregion
bool hasInnerJoin = false;
if (_joins != null)
{
foreach (IFeatureLayerJoin join in _joins)
{
if (join.JoinType == joinType.LeftInnerJoin)
{
hasInnerJoin = true;
break;
}
}
}
if ((!filter.SubFields.Contains(":") && !filter.SubFields.Contains("*") && hasInnerJoin == false && !filter.WhereClause.Contains(":")) || _joins == null || _joins.Count == 0)
{
return(_fc.GetFeatures(filter));
}
Dictionary <string, UniqueList <string> > fieldNames = new Dictionary <string, UniqueList <string> >();
fieldNames.Add(String.Empty, new UniqueList <string>());
fieldNames[String.Empty].Add(this.IDFieldName);
string[] names = filter.SubFields.Replace(" ", ",").Split(',');
foreach (string fieldname in filter.SubFields.Replace(" ", ",").Split(','))
{
if (fieldname == "*")
{
fieldNames[String.Empty] = new UniqueList <string>();
fieldNames[String.Empty].Add("*");
foreach (IFeatureLayerJoin join in _joins)
{
fieldNames[join.JoinName] = new UniqueList <string>();
fieldNames[join.JoinName].Add("*");
}
break;
}
if (fieldname.Contains(":"))
{
string[] fn = fieldname.Split(':');
IFeatureLayerJoin join = _joins[fn[0]];
if (join != null)
{
fieldNames[String.Empty].Add(join.Field);
if (!fieldNames.ContainsKey(fn[0]))
{
fieldNames.Add(fn[0], new UniqueList <string>());
}
fieldNames[fn[0]].Add(fn[1].Trim());
}
}
else
{
fieldNames[String.Empty].Add(fieldname.Trim());
}
}
foreach (IFeatureLayerJoin join in _joins)
{
if (join.JoinType == joinType.LeftInnerJoin)
{
if (!fieldNames.Keys.Contains(join.JoinName))
{
fieldNames.Add(join.JoinName, new UniqueList <string>()
{
join.JoinFields[0].name
});
fieldNames[String.Empty].Add(join.Field);
}
}
}
filter = (IQueryFilter)filter.Clone();
filter.SubFields = fieldNames[String.Empty].ToString(',');
#region CrossTable Where Clause ?
if (!String.IsNullOrEmpty(filter.WhereClause) && filter.WhereClause.Contains(":"))
{
string where = filter.WhereClause.ToLower();
bool isCrossTableQuery = false;
foreach (IField field in this.Fields.ToEnumerable())
{
if (field.name.Contains(":") && where.Contains("[" + field.name.ToLower() + "]"))
{
IFeatureLayerJoin join = _joins[field.name.Split(':')[0]];
if (join != null)
{
isCrossTableQuery = true;
if (!fieldNames.ContainsKey(join.JoinName))
{
fieldNames.Add(join.JoinName, new UniqueList <string>());
}
fieldNames[join.JoinName].Add(field.name.Split(':')[1].Trim());
filter.AddField(join.Field);
//filter.AddField(field.name);
}
}
else if (!field.name.Contains(":") && where.Contains(field.name.ToLower())) // select all fields in the where clause (because you need them in table.Select(...)
{
filter.AddField(field.name);
}
}
if (isCrossTableQuery)
{
where = filter.WhereClause;
filter.WhereClause = String.Empty;
IFeatureCursor cursor = new FeatureCursor(_fc.GetFeatures(filter), (FeatureLayerJoins)_joins.Clone(), fieldNames);
DataTable tab = gView.Framework.Data.FeatureCursor.ToDataTable(cursor);
DataRow[] rows = null;
try
{
rows = tab.Select(where, filter.OrderBy);
}
catch
{
}
return(new gView.Framework.Data.FeatureCursor.DataRowCursor(rows));
}
}
#endregion
if (fieldNames.Keys.Count <= 1)
{
fieldNames = null;
}
try
{
return(new FeatureCursor(_fc.GetFeatures(filter), (FeatureLayerJoins)_joins.Clone(), fieldNames));
}
catch
{
return(null);
}
}
private void PropertyForm_QuantityRenderer_Wizard_Load(object sender, EventArgs e)
{
if (_fc == null || _renderer == null ||
String.IsNullOrEmpty(_renderer.ValueField))
{
return;
}
_minSymbol = RendererFunctions.CreateStandardSymbol(_fc.GeometryType);
//_midSymbol = RendererFunctions.CreateStandardSymbol(_fc.GeometryType);
_maxSymbol = RendererFunctions.CreateStandardSymbol(_fc.GeometryType);
IField field = _fc.FindField(_renderer.ValueField);
if (field == null)
{
return;
}
switch (field.type)
{
case FieldType.ID:
case FieldType.integer:
numMin.DataType = numMax.DataType =
numStepWidth.DataType = NumericTextBox.NumericDataType.intType;
break;
case FieldType.smallinteger:
numMin.DataType = numMax.DataType =
numStepWidth.DataType = NumericTextBox.NumericDataType.shortType;
break;
case FieldType.biginteger:
numMin.DataType = numMax.DataType =
numStepWidth.DataType = NumericTextBox.NumericDataType.longType;
break;
case FieldType.Float:
numMin.DataType = numMax.DataType =
numStepWidth.DataType = NumericTextBox.NumericDataType.floatType;
break;
case FieldType.Double:
numMin.DataType = numMax.DataType =
numStepWidth.DataType = NumericTextBox.NumericDataType.doubleType;
break;
}
object minObj = FunctionFilter.QueryScalar(
_fc,
new FunctionFilter("MIN", _renderer.ValueField, "fieldMin"),
"fieldMin");
object maxObj = FunctionFilter.QueryScalar(
_fc,
new FunctionFilter("MAX", _renderer.ValueField, "fieldMax"),
"fieldMax");
if (minObj != null)
{
numMin.Double = Convert.ToDouble(minObj);
}
if (maxObj != null)
{
numMax.Double = Convert.ToDouble(maxObj);
}
btnFixStepCount.Checked = true;
numStepCount.Double = 10;
numStepWidth.Double = (double)((int)((numMax.Double - numMin.Double) / 10));
}
public void Create_ShouldReturnAFunctionFilter()
{
Assert.IsTrue(FunctionFilter.Create(content => false) is FunctionFilter);
}
