attenuator_classes.h

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/*
 * Attenuator Synthesis
 *
 * From Qucs
 * Modified for KiCad
 */
 
#ifndef ATTENUATORFUNC_H
#define ATTENUATORFUNC_H
 
// Forward declare the bitmaps enum from bitmaps/bitmap_list.h
enum class BITMAPS : unsigned int;
 
class wxString;
 
enum ATTENUATORS_TYPE {
 PI_TYPE,
 TEE_TYPE,
 BRIDGE_TYPE,
 SPLITTER_TYPE
};
 
class ATTENUATOR
{
public:
 virtual ~ATTENUATOR();
 
 virtual bool Calculate();
 
 void ReadConfig();
 
 void WriteConfig();
 
protected:
 // The constructor is protected, because this class is not intended to be instantiated.
 ATTENUATOR( ATTENUATORS_TYPE Topology );
 
public:
 wxString m_Name; // Identifier for configuration.
 int m_ResultCount; // Number of value to calculate, and therefore display
 bool m_Error; // Set to true if values cannot be calculated
 double m_Zin; // Impedance of source
 bool m_Zin_Enable; // Set to true when impedance of source has meaning
 double m_Zout; // Impedance of load
 double m_Attenuation; // Attenuation in dB
 bool m_Attenuation_Enable; // Set to true when Attenuation has meaning
 double m_MinimumATT; // Minimum attenuation in dB from parameters
 double m_R1; // value of R1
 double m_R2; // value of R2
 double m_R3; // value of R3 (if any)
 BITMAPS m_SchBitmapName; // The schema of this attenuator
 wxString* m_FormulaName; // The HTML/markdown text name of the formula
 
protected:
 ATTENUATORS_TYPE m_Topology;
 double Lmin, L, A; // internal variable for temporary use
};
 
class ATTENUATOR_PI : public ATTENUATOR
{
public:
 ATTENUATOR_PI();
 ~ATTENUATOR_PI(){};
 virtual bool Calculate() override;
};
 
class ATTENUATOR_TEE : public ATTENUATOR
{
public:
 ATTENUATOR_TEE();
 ~ATTENUATOR_TEE(){};
 virtual bool Calculate() override;
};
 
class ATTENUATOR_BRIDGE : public ATTENUATOR
{
public:
 ATTENUATOR_BRIDGE();
 ~ATTENUATOR_BRIDGE(){};
 virtual bool Calculate() override;
};
 
class ATTENUATOR_SPLITTER : public ATTENUATOR
{
public:
 ATTENUATOR_SPLITTER();
 ~ATTENUATOR_SPLITTER(){};
 virtual bool Calculate() override;
};
 
#endif // ATTENUATORFUNC_H