#ifndef _INC_FFTSTR_H
#define _INC_FFTSTR_H

// strings for FFT related dialogs

#define _fftstr_inp  "Input Series"
#define _ffttip_inp  "Series to Operate On"
#define _fftstr_inp1 "Input Series"
#define _ffttip_inp1 "Input Series to System"
#define _fftstr_inp2 "Response Series"
#define _ffttip_inp2 "Response to Input Series"

#define _fftstr_wfn  "Windowing Function"
#define _ffttip_wfn  "Amplitude Shaping Window"
#define _fftstr_len  "Length"
#define _ffttip_len  "Select Option or Enter a Specific Length"
#define _fftstr_ofm  "Output Form"
#define _ffttip_ofm  "Cartesian Form, Displays Real Part | Polar Form, Displays Magnitude Part"
#define _fftopt_rif  "Real / Imaginary"
#define _fftopt_rmp  "Magnitude / Phase"
#define _fftstr_wcr  "Window Correction"
#define _ffttip_wcr  "No Correction Factor | Normalize the Spectrum Amplitude | Normalize the PSD RMS Value | Normalize by Mean Squared of the Window"
#define _fftopt_amp  "Amplitude"
#define _fftopt_rms  "RMS"
#define _fftopt_msq  "Mean Squared"
#define _fftstr_sym  "Window Symmetry"
#define _ffttip_sym  "Remove any Leading and Trailing Zeros | ISO Standard Periodic Extended Symmetry | Direct Window Formula"
#define _fftopt_sym  "Symmetric"
#define _fftopt_per  "Periodic"
#define _fftopt_dir  "Direct"
#define _fftstr_dco  "Remove DC Offset"
#define _ffttip_dco  "Remove Mean Value from Input"
#define _fftstr_snf  "Shift Negative Frequencies"
#define _ffttip_snf  "Shift DC Value to the Midpoint"

// specg.pan
#define _fftstr_sln  "Segment Length"
#define _ffttip_sln  "Length of Each Series Segment"
#define _fftstr_olp  "Overlap"
#define _ffttip_olp  "Number of Points to Overlap Each Segment"
#define _fftstr_fln  "FFT Length"
#define _ffttip_fln  "FFT Length for Each Segment, Zero-pad if Necessary"
#define _ffttip_nzp  "FFT Length for Each Segment, Ignore Last Column if Shorter than Segment Length"


// fft2win.pan
#define _fftstr_ina  "Input Array"
#define _fftstr_rln  "Row Length"
#define _fftstr_cln  "Column Length"
#define _ffttip_wnc  "Adjust Amplitude for Windowing Function"

// ifft2win.pan
#define _fftopt_ron  "Real Only"

// pwelch.pan
#define _fftstr_exf  "Explicit Frequencies"
#define _ffttip_exf  "Enter Series or Comma Separated List of Explicit Output Frequencies"
#define _fftstr_eof  "Explicit Output Frequencies"
#define _ffttip_eof  "Evaluate Result Over List of Explicit Output Frequencies"
#define _fftdef_frq  "10..100"

#define _ffttip_aut  "Use Default Segment Size, Overlap and Window for Input Series"
#define _fftstr_rng  "Output Frequency Range"
#define _ffttip_rng  "Automatic | Output Frequencies from 0 to rate/2 | Output Frequencies from 0 to rate | Output Frequencies Centered from -rate/2 to rate/2"

#define _fftopt_rau  "Automatic"
#define _fftopt_rgo  "One Sided"
#define _fftopt_rgt  "Two Sided"
#define _fftopt_rgc  "Centered"

#define _fftstr_lin  "Remove Linear Trend"
#define _ffttip_lin  "Remove Linear Trend from Input"

#define _fftstr_zpd  "Zero Pad"
#define _ffttip_zpd  "Pad Last Column with Zeros if Shorter than Segment Length else Ignore Short Column if Zero Pad Not Selected"

#define _fftstr_cpx  "Complex"
#define _ffttip_cpx  "Return Complex Result"

#define _fftstr_mag  "Magnitude"
#define _ffttip_mag  "Return Magnitude of the Result"

#define _fftstr_h1e  "H1 Estimator"
#define _ffttip_h1e  "Output Noise Uncorrelated with Input (Recommended)"
#define _fftstr_h2e  "H2 Estimator"
#define _ffttip_h2e  "Input Noise Uncorrelated with Output"




/* ipsdwin.pan */
#define _fftstr_ipd  "Input PSD"
#define _ffttip_ipd  "Source PSD Series to Match"
#define _fftstr_oln  "Output Length"
#define _ffttip_oln  "Time Series Output Length"
#define _fftstr_pha  "PSD Phase"
#define _ffttip_pha  "Use Symmetric Random Phase for Reconstruction | Use Zero Phase for Reconstruction"
#define _fftopt_rph  "Random Phase"
#define _fftopt_zph  "Zero Phase"

#define _fftstr_fdm  "PSD Interpolation Method"
#define _ffttip_fdm  "Standard Non-Periodic Sin(x)/x (Recommended) | Straight Line Interpolation | Cubic Spline | FFT Based Periodic Sinx"

#endif