/// <summary>
/// Returns true if this selector 'selects' the given object.
/// </summary>
/// <param name="zooms">The zooms selected.</param>
/// <param name="mapCSSObject">The object to 'select'.</param>
/// <returns></returns>
public virtual bool Selects(MapCSSObject mapCSSObject, out KeyValuePair<int?, int?> zooms)
{
// store the zooms.
if (this.Zoom == null)
{ // there are no zooms.
zooms = new KeyValuePair<int?, int?>(
null, null);
}
else
{ // there are zooms.
zooms = new KeyValuePair<int?, int?>(
this.Zoom.ZoomMin, this.Zoom.ZoomMax);
}
// check the type.
switch (this.Type)
{
case SelectorTypeEnum.Area:
if (mapCSSObject.MapCSSType != MapCSSType.Area)
{
return false;
}
break;
case SelectorTypeEnum.Canvas:
// no way the canvas can be here!
break;
case SelectorTypeEnum.Line:
if (mapCSSObject.MapCSSType != MapCSSType.Line)
{
return false;
}
break;
case SelectorTypeEnum.Node:
if (mapCSSObject.MapCSSType != MapCSSType.Node)
{
return false;
}
break;
case SelectorTypeEnum.Way:
if (mapCSSObject.MapCSSType != MapCSSType.Way)
{
return false;
}
break;
case SelectorTypeEnum.Relation:
if (mapCSSObject.MapCSSType != MapCSSType.Relation)
{
return false;
}
break;
}
// object is of correct type: check rule.
if (this.SelectorRule != null &&
!this.SelectorRule.Selects(mapCSSObject))
{ // oeps: the zoom was not valid.
return false;
}
return true; // object is of correct and selected by rule.
}
/// <summary>
/// Evalues the value in this declaration or returns the regular value when there is no eval function.
/// </summary>
/// <param name="mapCSSObject">Map CSS object.</param>
/// <returns></returns>
public override float Eval(MapCSSObject mapCSSObject)
{
if (!string.IsNullOrWhiteSpace(this.EvalFunction))
{
return(EvalInterpreter.Instance.InterpretFloat(this.EvalFunction, mapCSSObject));
}
return(this.Value);
}
/// <summary>
/// Evalues the value in this declaration or returns the regular value when there is no eval function.
/// </summary>
/// <param name="tags"></param>
/// <returns></returns>
/// <param name="mapCSSObject">Map CSS object.</param>
public override int Eval(MapCSSObject mapCSSObject)
{
if (!this.EvalFunction.IsNullOrWhiteSpace())
{
return(EvalInterpreter.Instance.InterpretInt(this.EvalFunction, mapCSSObject));
}
return(this.Value);
}
/// <summary>
/// Returns true if this selector 'selects' the given object.
/// </summary>
/// <param name="zooms">The zooms selected.</param>
/// <param name="mapCSSObject">The object to 'select'.</param>
/// <returns></returns>
public virtual bool Selects(MapCSSObject mapCSSObject, out SelectorZoom zooms)
{
// store the zooms.
zooms = this.Zoom;
// check the type.
switch (this.Type)
{
case SelectorTypeEnum.Area:
if (mapCSSObject.MapCSSType != MapCSSType.Area)
{
return(false);
}
break;
case SelectorTypeEnum.Canvas:
// no way the canvas can be here!
break;
case SelectorTypeEnum.Line:
if (mapCSSObject.MapCSSType != MapCSSType.Line)
{
return(false);
}
break;
case SelectorTypeEnum.Node:
if (mapCSSObject.MapCSSType != MapCSSType.Node)
{
return(false);
}
break;
case SelectorTypeEnum.Way:
if (mapCSSObject.MapCSSType != MapCSSType.Way)
{
return(false);
}
break;
case SelectorTypeEnum.Relation:
if (mapCSSObject.MapCSSType != MapCSSType.Relation)
{
return(false);
}
break;
}
// object is of correct type: check rule.
if (this.SelectorRule != null &&
!this.SelectorRule.Selects(mapCSSObject))
{ // oeps: the zoom was not valid.
return(false);
}
return(true); // object is of correct and selected by rule.
}
/// <summary>
/// Returns true if the given object is selected by this selector rule.
/// </summary>
/// <param name="mapCSSObject"></param>
/// <returns></returns>
internal override bool Selects(MapCSSObject mapCSSObject)
{
string tagValue;
if (mapCSSObject.TryGetValue(this.Tag, out tagValue))
{
double valueDouble;
double tagValueDouble;
switch (this.Comparator)
{
case SelectorRuleTagValueComparisonEnum.Equal:
return(tagValue == this.Value);
case SelectorRuleTagValueComparisonEnum.NotEqual:
return(tagValue != this.Value);
case SelectorRuleTagValueComparisonEnum.GreaterThan:
if (double.TryParse(this.Value, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out valueDouble) &&
(double.TryParse(tagValue, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out tagValueDouble)))
{
return(tagValueDouble > valueDouble);
}
break;
case SelectorRuleTagValueComparisonEnum.GreaterThanOrEqual:
if (double.TryParse(this.Value, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out valueDouble) &&
(double.TryParse(tagValue, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out tagValueDouble)))
{
return(tagValueDouble >= valueDouble);
}
break;
case SelectorRuleTagValueComparisonEnum.SmallerThan:
if (double.TryParse(this.Value, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out valueDouble) &&
(double.TryParse(tagValue, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out tagValueDouble)))
{
return(tagValueDouble < valueDouble);
}
break;
case SelectorRuleTagValueComparisonEnum.SmallerThanOrEqual:
if (double.TryParse(this.Value, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out valueDouble) &&
(double.TryParse(tagValue, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out tagValueDouble)))
{
return(tagValueDouble <= valueDouble);
}
break;
default:
throw new ArgumentOutOfRangeException();
}
return(mapCSSObject.ContainsKey(this.Tag));
}
return(false);
}
/// <summary>
/// Returns true if the rule is to be applied to the given object.
/// </summary>
/// <param name="zooms"></param>
/// <param name="mapCSSObject"></param>
/// <returns></returns>
public bool HasToBeAppliedTo(MapCSSObject mapCSSObject, out List <SelectorZoom> zooms)
{
zooms = new List <SelectorZoom>();
foreach (var selector in this.Selectors)
{
SelectorZoom zoom;
if (selector.Selects(mapCSSObject, out zoom))
{
zooms.Add(zoom);
}
}
return(zooms.Count > 0);
}
/// <summary>
/// Returns true if the rule is to be applied to the given object.
/// </summary>
/// <param name="zooms"></param>
/// <param name="mapCSSObject"></param>
/// <returns></returns>
public bool HasToBeAppliedTo(MapCSSObject mapCSSObject, out List <KeyValuePair <int?, int?> > zooms)
{
zooms = new List <KeyValuePair <int?, int?> >();
foreach (var selector in this.Selectors)
{
KeyValuePair <int?, int?> zoom;
if (selector.Selects(mapCSSObject, out zoom))
{
zooms.Add(zoom);
}
}
return(zooms.Count > 0);
}
/// <summary>
/// Returns true if the rule is to be applied to the given object.
/// </summary>
/// <param name="zooms"></param>
/// <param name="mapCSSObject"></param>
/// <returns></returns>
public bool HasToBeAppliedTo(MapCSSObject mapCSSObject, out List<SelectorZoom> zooms)
{
zooms = new List<SelectorZoom>();
foreach (var selector in this.Selectors)
{
SelectorZoom zoom;
if (selector.Selects(mapCSSObject, out zoom))
{
zooms.Add(zoom);
}
}
return zooms.Count > 0;
}
/// <summary>
/// Returns true if the rule is to be applied to the given object.
/// </summary>
/// <param name="zooms"></param>
/// <param name="mapCSSObject"></param>
/// <returns></returns>
public bool HasToBeAppliedTo(MapCSSObject mapCSSObject, out List<KeyValuePair<int?, int?>> zooms)
{
zooms = new List<KeyValuePair<int?, int?>>();
foreach (var selector in this.Selectors)
{
KeyValuePair<int?, int?> zoom;
if (selector.Selects(mapCSSObject, out zoom))
{
zooms.Add(zoom);
}
}
return zooms.Count > 0;
}
/// <summary>
/// Returns true if this selector 'selects' the given object.
/// </summary>
/// <param name="zooms">The zooms selected.</param>
/// <param name="mapCSSObject">The object to 'select'.</param>
/// <returns></returns>
public virtual bool Selects(MapCSSObject mapCSSObject, out SelectorZoom zooms)
{
// store the zooms.
zooms = this.Zoom;
// check the type.
switch (this.Type)
{
case SelectorTypeEnum.Area:
if (mapCSSObject.MapCSSType != MapCSSType.Area)
{
return false;
}
break;
case SelectorTypeEnum.Canvas:
// no way the canvas can be here!
break;
case SelectorTypeEnum.Line:
if (mapCSSObject.MapCSSType != MapCSSType.Line)
{
return false;
}
break;
case SelectorTypeEnum.Node:
if (mapCSSObject.MapCSSType != MapCSSType.Node)
{
return false;
}
break;
case SelectorTypeEnum.Way:
if (mapCSSObject.MapCSSType != MapCSSType.Way)
{
return false;
}
break;
case SelectorTypeEnum.Relation:
if (mapCSSObject.MapCSSType != MapCSSType.Relation)
{
return false;
}
break;
}
// object is of correct type: check rule.
if (this.SelectorRule != null &&
!this.SelectorRule.Selects(mapCSSObject))
{ // oeps: the zoom was not valid.
return false;
}
return true; // object is of correct and selected by rule.
}
/// <summary>
/// Returns true if the given object is selected by this selector rule.
/// </summary>
/// <param name="mapCSSObject"></param>
/// <returns></returns>
internal override bool Selects(MapCSSObject mapCSSObject)
{
switch (this.Operator)
{
case SelectorRuleOperator.And:
return(this.Left.Selects(mapCSSObject) && this.Right.Selects(mapCSSObject));
case SelectorRuleOperator.Or:
return(this.Left.Selects(mapCSSObject) || this.Right.Selects(mapCSSObject));
default:
throw new ArgumentOutOfRangeException();
}
}
/// <summary> /// Returns true if the given object is selected by this selector rule. /// </summary> /// <param name="mapCSSObject"></param> /// <returns></returns> internal abstract bool Selects(MapCSSObject mapCSSObject);
/// <summary>
/// Returns true if the given object is selected by this selector rule.
/// </summary>
/// <param name="mapCSSObject"></param>
/// <returns></returns>
internal override bool Selects(MapCSSObject mapCSSObject)
{
string tagValue;
if (mapCSSObject.TryGetValue(this.Tag, out tagValue))
{
double valueDouble;
double tagValueDouble;
switch (this.Comparator)
{
case SelectorRuleTagValueComparisonEnum.Equal:
return tagValue == this.Value;
case SelectorRuleTagValueComparisonEnum.NotEqual:
return tagValue != this.Value;
case SelectorRuleTagValueComparisonEnum.GreaterThan:
if (double.TryParse(this.Value, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out valueDouble) &&
(double.TryParse(tagValue, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out tagValueDouble)))
{
return tagValueDouble > valueDouble;
}
break;
case SelectorRuleTagValueComparisonEnum.GreaterThanOrEqual:
if (double.TryParse(this.Value, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out valueDouble) &&
(double.TryParse(tagValue, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out tagValueDouble)))
{
return tagValueDouble >= valueDouble;
}
break;
case SelectorRuleTagValueComparisonEnum.SmallerThan:
if (double.TryParse(this.Value, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out valueDouble) &&
(double.TryParse(tagValue, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out tagValueDouble)))
{
return tagValueDouble < valueDouble;
}
break;
case SelectorRuleTagValueComparisonEnum.SmallerThanOrEqual:
if (double.TryParse(this.Value, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out valueDouble) &&
(double.TryParse(tagValue, NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out tagValueDouble)))
{
return tagValueDouble <= valueDouble;
}
break;
default:
throw new ArgumentOutOfRangeException();
}
return mapCSSObject.ContainsKey(this.Tag);
}
return false;
}
/// <summary>
/// Returns true if the given object is selected by this selector rule.
/// </summary>
/// <param name="mapCSSObject"></param>
/// <returns></returns>
internal override bool Selects(MapCSSObject mapCSSObject)
{
return mapCSSObject.ContainsKey(this.Tag);
}
/// <summary>
/// Returns true if the given object is selected by this selector rule.
/// </summary>
/// <param name="mapCSSObject"></param>
/// <returns></returns>
internal override bool Selects(MapCSSObject mapCSSObject)
{
switch (this.Operator)
{
case SelectorRuleOperator.And:
return this.Left.Selects(mapCSSObject) && this.Right.Selects(mapCSSObject);
case SelectorRuleOperator.Or:
return this.Left.Selects(mapCSSObject) || this.Right.Selects(mapCSSObject);
default:
throw new ArgumentOutOfRangeException();
}
}
/// <summary>
/// Returns true if this selector 'selects' the given object.
/// </summary>
/// <param name="zooms">The zooms selected.</param>
/// <param name="mapCSSObject">The object to 'select'.</param>
/// <returns></returns>
public virtual bool Selects(MapCSSObject mapCSSObject, out KeyValuePair <int?, int?> zooms)
{
// store the zooms.
if (this.Zoom == null)
{ // there are no zooms.
zooms = new KeyValuePair <int?, int?>(
null, null);
}
else
{ // there are zooms.
zooms = new KeyValuePair <int?, int?>(
this.Zoom.ZoomMin, this.Zoom.ZoomMax);
}
// check the type.
switch (this.Type)
{
case SelectorTypeEnum.Area:
if (mapCSSObject.MapCSSType != MapCSSType.Area)
{
return(false);
}
break;
case SelectorTypeEnum.Canvas:
// no way the canvas can be here!
break;
case SelectorTypeEnum.Line:
if (mapCSSObject.MapCSSType != MapCSSType.Line)
{
return(false);
}
break;
case SelectorTypeEnum.Node:
if (mapCSSObject.MapCSSType != MapCSSType.Node)
{
return(false);
}
break;
case SelectorTypeEnum.Way:
if (mapCSSObject.MapCSSType != MapCSSType.Way)
{
return(false);
}
break;
case SelectorTypeEnum.Relation:
if (mapCSSObject.MapCSSType != MapCSSType.Relation)
{
return(false);
}
break;
}
// object is of correct type: check rule.
if (this.SelectorRule != null &&
!this.SelectorRule.Selects(mapCSSObject))
{ // oeps: the zoom was not valid.
return(false);
}
return(true); // object is of correct and selected by rule.
}
/// <summary> /// Returns true if the given object is selected by this selector rule. /// </summary> /// <param name="mapCSSObject"></param> /// <returns></returns> internal abstract bool Selects(MapCSSObject mapCSSObject);
/// <summary>
/// Returns true if the given object is selected by this selector rule.
/// </summary>
/// <param name="mapCSSObject"></param>
/// <returns></returns>
internal override bool Selects(MapCSSObject mapCSSObject)
{
return(mapCSSObject.ContainsKey(this.Tag));
}
