arrowparams.h

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#ifndef ARROWPARAMS_H
#define ARROWPARAMS_H

#include "vapor/ParamNode.h"
#include "renderparams.h"
#include "command.h"
#include "datastatus.h"

namespace VAPoR {

class PARAMS_API ArrowParams : public RenderParams {
public:
    ArrowParams(XmlNode *parent, int winnum);
    static ParamsBase* CreateDefaultInstance() {
        return new ArrowParams(0, -1);
    }
    const std::string getShortName() {return _shortName;}
    virtual ~ArrowParams();
    virtual void restart();
    virtual Box* GetBox() {
        vector<string>path;
        path.push_back(Box::_boxTag);
        return (Box*) GetParamsBase(path);
    }

    virtual void Validate(int type);
    virtual bool IsOpaque() {return true;}
    virtual bool usingVariable(const std::string& varname){
        for (int i = 0; i<3; i++){
            if (GetFieldVariableNames()[i] == varname) return true;
        }
        if (IsTerrainMapped() && (varname == GetHeightVariableName())) return true;
        return false;
    }

    double GetLineThickness(){
        const vector<double> one(1,1.);
        return (GetValueDouble(_lineThicknessTag,one));
    }
    int SetLineThickness(double val){
        return SetValueDouble(_lineThicknessTag,"Set barb thickness",val);
    }
    double GetVectorScale(){
        const vector<double>defaultScale(1,1.);
        return ((float)GetValueDouble(_vectorScaleTag,defaultScale));
    }
    int SetVectorScale(double val);
    
    int SetConstantColor(const double rgb[3]);

    const vector<double> GetConstantColor();
    
    int SetVariables3D(bool val) {
        if (val == VariablesAre3D()) return 0;
        int rc = SetValueLong(_variableDimensionTag,"Set barb var dimensions",(long)(val ? 3:2));
        setAllBypass(false);
        return rc;
    }
    bool VariablesAre3D() {
        const vector<long>three(1,3);
        return (GetValueLong(_variableDimensionTag,three) == 3);
    }
    double calcDefaultScale();
    
#ifndef DOXYGEN_SKIP_THIS
    static const string _arrowParamsTag;

private:
static const string _shortName;
static const string _constantColorTag;
static const string _lineThicknessTag;
static const string _vectorScaleTag;

#endif //DOXYGEN_SKIP_THIS

}; //End of Class ArrowParams
};
#endif //ARROWPARAMS_H