kopia lustrzana https://github.com/jamescoxon/dl-fldigi
378 wiersze
8.0 KiB
C++
378 wiersze
8.0 KiB
C++
// ----------------------------------------------------------------------------
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// Waterfall Spectrum Analyzer Widget
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// Copyright (C) 2006-2010 Dave Freese, W1HKJ
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// Copyright (C) 2008 Stelios Bounanos, M0GLD
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//
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// This file is part of fldigi.
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//
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// Fldigi is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Fldigi is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with fldigi. If not, see <http://www.gnu.org/licenses/>.
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// ----------------------------------------------------------------------------
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#ifndef _WF_H
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#define _WF_H
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#include <FL/Fl_Widget.H>
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#include <FL/Fl_Group.H>
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#include <FL/Fl_Button.H>
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#include <FL/Fl_Light_Button.H>
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#include <FL/Fl_Menu_Button.H>
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#include <FL/Fl_Counter.H>
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#include <FL/Fl_Box.H>
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#include "gfft.h"
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#include "fldigi-config.h"
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#include "digiscope.h"
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#include "flslider2.h"
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enum {
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WF_FFT_RECTANGULAR, WF_FFT_BLACKMAN, WF_FFT_HAMMING,
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WF_FFT_HANNING, WF_FFT_TRIANGULAR
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};
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#define FFT_LEN 8192
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#define SC_SMPLRATE 8000
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#define WFBLOCKSIZE 512
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struct RGB {
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uchar R;
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uchar G;
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uchar B;
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};
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struct RGBI {
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uchar R;
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uchar G;
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uchar B;
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uchar I;
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};
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// you can change the basic fft processing type by a simple change in the
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// following typedef. change to float if you need to skimp on cpu cycles.
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typedef double wf_fft_type;
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typedef std::complex<wf_fft_type> wf_cpx_type;
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extern RGBI mag2RGBI[256];
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extern RGB palette[9];
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enum WFmode {
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WATERFALL,
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SPECTRUM,
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SCOPE,
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NUM_WF_MODES
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};
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#define MAG_1 1
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#define MAG_2 2
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#define MAG_4 3
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enum WFspeed { PAUSE = 0, FAST = 1, NORMAL = 2, SLOW = 4 };
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extern void do_qsy(bool);
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class WFdisp : public Fl_Widget {
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public:
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WFdisp (int x, int y, int w, int h, char *lbl = 0);
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~WFdisp ();
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int wfmag();
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int setMag(int m);
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void setOffset(int v);
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void Mode(WFmode M) {
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mode = M;
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}
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WFmode Mode() {
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return mode;
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}
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int cursorFreq(int xpos) {
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return (offset + step * xpos);
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}
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void Ampspan(double AmpSpn) {
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ampspan = (int)AmpSpn;
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}
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double Ampspan() {
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return ampspan;
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}
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void Reflevel(double RefLev) {
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reflevel = (int)RefLev;
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}
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double Reflevel() {
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return reflevel;
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}
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void Bandwidth (int bw) {
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bandwidth = bw;
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makeMarker();
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}
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int Bandwidth () {
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return bandwidth;
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}
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void Overload(int ovr) {
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if (overload == ovr) return;
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overload = ovr;
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}
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double AudioPeak() { return peakaudio; }
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WFspeed Speed() { return wfspeed;}
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void Speed(WFspeed rate) { wfspeed = rate;}
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int Mag() { return mag;}
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void Mag(int m) { setMag(m);}
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int Offset() { return offset;}
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void Offset(int v) { setOffset(v);}
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void initmaps();
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void draw();
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int handle(int event);
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void update_sigmap();
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void update_waterfall();
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void checkoffset();
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void slew(int);
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void movetocenter();
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void carrier(int cf);
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int carrier();
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inline void makeNotch_(int notch_frequency);
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inline void makeMarker_(int width, const RGB* color, int freq, const RGB* clrMin, RGB* clrM, const RGB* clrMax);
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void makeMarker();
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void process_analog(wf_fft_type *sig, int len);
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void processFFT();
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void sig_data( double *sig, int len, int sr );
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void rfcarrier(long long f) {
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rfc = f;
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}
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void USB(bool b) {
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usb = b;
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}
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bool USB() {return usb;};
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long long rfcarrier() { return rfc;};
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void updateMarker() {
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drawMarker();};
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int peakFreq(int f0, int delta);
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double powerDensity(double f0, double bw);
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double powerDensityMaximum(int bw_nb, const int (*bw)[2]) const ;
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void setPrefilter(int v);
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void setcolors();
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double dFreq() {return dfreq;}
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void redrawCursor();
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void defaultColors();
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private:
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int disp_width;
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int image_width;
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int scale_width;
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int RGBwidth;
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int RGBsize;
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int image_height;
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int image_area;
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int sig_image_area;
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int mag;
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int magset;
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WFmode mode;
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bool overload;
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bool usb;
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long long rfc;
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int offset;
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int sigoffset;
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int step;
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int carrierfreq;
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int bandwidth;
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int wfspdcnt;
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float dispcnt;
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float dispdec;
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int ampspan;
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double peakaudio;
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int reflevel;
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double dfreq;
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bool centercarrier;
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bool cursormoved;
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WFspeed wfspeed;
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int srate;
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RGBI *fft_img;
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RGB *markerimage;
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RGB RGBmarker;
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RGB RGBcursor;
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RGBI RGBInotch;
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double *fftwindow;
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uchar *scaleimage;
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uchar *fft_sig_img;
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uchar *sig_img;
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uchar *scline;
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wf_cpx_type *wfbuf;
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short int *fft_db;
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int ptrFFTbuff;
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double *circbuff;
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int ptrCB;
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wf_fft_type *pwr;
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g_fft<wf_fft_type> *wfft;
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int prefilter;
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int checkMag();
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void checkWidth();
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void initMarkers();
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void makeScale();
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void drawScale();
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void drawMarker();
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int log2disp(int v);
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void drawcolorWF();
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void drawgrayWF();
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void drawspectrum();
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void drawsignal();
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protected:
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public:
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bool wantcursor;
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int cursorpos;
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int newcarrier;
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int oldcarrier;
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bool tmp_carrier;
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double Pwr(int i) {
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if ( i > 0 && i < IMAGE_WIDTH) return pwr[i];
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return 0.0;
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}
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};
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class waterfall: public Fl_Group {
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friend void x1_cb(Fl_Widget *w, void* v);
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friend void slew_left(Fl_Widget *w, void * v);
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friend void slew_right(Fl_Widget *w, void * v);
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friend void center_cb(Fl_Widget *w, void *v);
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friend void carrier_cb(Fl_Widget *w, void *v);
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friend void mode_cb(Fl_Widget *w, void *v);
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friend void reflevel_cb(Fl_Widget *w, void *v);
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friend void ampspan_cb(Fl_Widget *w, void *v);
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friend void qsy_cb(Fl_Widget *w, void *v);
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friend void rate_cb(Fl_Widget *w, void *v);
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friend void btnMem_cb(Fl_Widget *w, void *v);
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public:
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waterfall(int x, int y, int w, int h, char *lbl= 0);
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~waterfall(){};
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void show_scope(bool on);
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void opmode();
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void sig_data(double *sig, int len, int sr){
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wfdisp->sig_data(sig, len, sr);
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}
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void Overload(bool ovr) {
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wfdisp->Overload(ovr);
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}
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int carrier() {
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return wfdisp->carrier();
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}
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void carrier(int f);
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void rfcarrier(long long cf);
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long long rfcarrier();
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bool tmp_carrier(void) { return wfdisp->tmp_carrier; }
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void set_XmtRcvBtn(bool val);
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void USB(bool b);
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bool USB();
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void Reverse( bool v) { reverse = v;}
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bool Reverse() { return reverse;}
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void xmtrcv_selection_color(Fl_Color clr) {xmtrcv->selection_color(clr);}
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void reverse_selection_color(Fl_Color clr) {btnRev->selection_color(clr);}
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void xmtlock_selection_color(Fl_Color clr) {xmtlock->selection_color(clr);}
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void Bandwidth(int bw)
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{
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wfdisp->Bandwidth(bw);
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}
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int peakFreq(int f0, int delta)
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{
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return (wfdisp->peakFreq(f0, delta));
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}
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double powerDensity(double f0, double bw)
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{
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return (wfdisp->powerDensity(f0,bw));
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}
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double powerDensityMaximum(int bw_nb, const int (*bw)[2]) const
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{
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return (wfdisp->powerDensityMaximum(bw_nb,bw));
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}
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int Speed();
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void Speed(int rate);
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int Mag();
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void Mag(int m);
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int Offset();
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void Offset(int v);
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int Carrier();
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void Carrier(int f);
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void movetocenter() { wfdisp->movetocenter();}
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void redraw_marker() { wfdisp->makeMarker(); }
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void setPrefilter(int v) {wfdisp->setPrefilter(v);}
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void setcolors() { wfdisp->setcolors(); }
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void setRefLevel();
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void setAmpSpan();
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double dFreq() { return wfdisp->dFreq();}
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void setQSY(bool on) {
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if (on)
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qsy->activate();
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else
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qsy->deactivate();
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}
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double Pwr(int i) { return wfdisp->Pwr(i); }
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int handle(int event);
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void insert_text(bool check = false);
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enum { WF_NOP, WF_AFC_BW, WF_SIGNAL_SEARCH, WF_SQUELCH,
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WF_CARRIER, WF_MODEM, WF_SCROLL };
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static const char* wf_wheel_action[7];
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void handle_mouse_wheel(int what, int d);
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Fl_Button *btnRev;
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Fl_Counter2 *wfcarrier;
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Fl_Counter2 *wfRefLevel;
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Fl_Counter2 *wfAmpSpan;
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Fl_Light_Button *xmtrcv;
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Fl_Light_Button *xmtlock;
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Fl_Button *qsy;
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void UI_select(bool);
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Digiscope *wfscope;
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private:
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//bool ishidden;
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int wf_dim;
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//Fl_Box *bezel;
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WFdisp *wfdisp;
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Fl_Group *rs1; //, *rs2, *hidden;
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Fl_Button *mode;
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Fl_Button *x1;
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Fl_Button *left;
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Fl_Button *center;
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Fl_Button *right;
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Fl_Button *wfrate;
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Fl_Button *btnMem;
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Fl_Menu_Button *mbtnMem;
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int buttonrow;
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bool reverse;
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};
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#endif
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