public FreeConditionState(Tool tool, Condition condition, Geometry geometry) : base(tool, condition)
{
if (condition is FreeCondition)
{
this.condition = (FreeCondition)condition;
}
if (geometry is Function)
{
this.geometry = (Function)geometry;
}
}
public override Condition GenerateCondition(Geometry geometry, FormInput formInput)
{
bool valid = ValidateInput(geometry, formInput);
if (!valid)
{
return(null);
}
FreeCondition condition = new FreeCondition(func.Getfomula(), func.Getindex());
return(condition);
}
private bool CheckAddCondition(FunctionCondition condition)
{
if (condition is FunctionCondition)
{
if (condition is FreeCondition)
{
freeCondition = (FreeCondition)condition;
return(true);
}
}
return(true);
}
public override bool RemoveCondition(Condition condition)
{
if (!(condition is FreeCondition))
{
return(false);
}
if (condition is FreeCondition)
{
FreeCondition free = (FreeCondition)condition;
geometry.RemoveGeoLine(geometry.Getline()[free.index - 1]);
freeCondition = null;
return(true);
}
return(false);
}
private void AddState(Condition condition)
{
Type type = Type.GetType(tool.Name + "ConditionState");
if (type != null)
{
ConditionState conditionState = (ConditionState)Activator.CreateInstance(type, tool, condition, geometry);
//删除函数？
conditionState.OnClickDelete = () => geoController.RemoveConditionOperation(condition);
conditionState.OnElementHighlight = () =>
{
//获取当前state对应的geoline，让behaviour调用
FreeCondition free = (FreeCondition)condition;
Function func = (Function)geometry;
geometryBehaviour.HighlightLine(func.Getline()[free.index - 1]);
func.Setfomula(func.Getline()[free.index - 1].Fomula());
};
stateController.AddConditionState(conditionState);
}
}
