kopia lustrzana https://github.com/windytan/slowrx
140 wiersze
5.7 KiB
C
140 wiersze
5.7 KiB
C
#include <stdlib.h>
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#include <stdbool.h>
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#include <gtk/gtk.h>
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#include <alsa/asoundlib.h>
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#include <math.h>
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#ifdef GPL
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#include <fftw3.h>
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#endif
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#include "common.h"
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void createGUI() {
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GtkBuilder *builder;
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GtkWidget *quititem, *aboutitem, *prefitem;
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GtkWidget *mainwindow, *aboutdialog, *prefdialog;
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builder = gtk_builder_new();
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gtk_builder_add_from_file(builder, "slowrx.ui", NULL);
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gtk_builder_add_from_file(builder, "aboutdialog.ui", NULL);
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gtk_builder_add_from_file(builder, "prefs.ui", NULL);
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mainwindow = GTK_WIDGET(gtk_builder_get_object(builder,"mainwindow"));
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aboutdialog = GTK_WIDGET(gtk_builder_get_object(builder,"aboutdialog"));
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prefdialog = GTK_WIDGET(gtk_builder_get_object(builder,"prefdialog"));
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quititem = GTK_WIDGET(gtk_builder_get_object(builder,"quititem"));
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prefitem = GTK_WIDGET(gtk_builder_get_object(builder,"prefmenuitem"));
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aboutitem = GTK_WIDGET(gtk_builder_get_object(builder,"aboutitem"));
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vugrid = GTK_WIDGET(gtk_builder_get_object(builder,"vugrid"));
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RxImage = GTK_WIDGET(gtk_builder_get_object(builder,"RxImage"));
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statusbar = GTK_WIDGET(gtk_builder_get_object(builder,"statusbar"));
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infolabel = GTK_WIDGET(gtk_builder_get_object(builder,"infolabel"));
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cardcombo = GTK_WIDGET(gtk_builder_get_object(builder,"cardcombo"));
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togslant = GTK_WIDGET(gtk_builder_get_object(builder,"TogSlant"));
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togsave = GTK_WIDGET(gtk_builder_get_object(builder,"TogSave"));
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togadapt = GTK_WIDGET(gtk_builder_get_object(builder,"TogAdapt"));
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togrx = GTK_WIDGET(gtk_builder_get_object(builder,"TogRx"));
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togfsk = GTK_WIDGET(gtk_builder_get_object(builder,"TogFSK"));
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modecombo = GTK_WIDGET(gtk_builder_get_object(builder,"modecombo"));
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btnabort = GTK_WIDGET(gtk_builder_get_object(builder,"BtnAbort"));
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btnstart = GTK_WIDGET(gtk_builder_get_object(builder,"BtnStart"));
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manualframe = GTK_WIDGET(gtk_builder_get_object(builder,"ManualFrame"));
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shiftspin = GTK_WIDGET(gtk_builder_get_object(builder,"ShiftSpin"));
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pwrimage = GTK_WIDGET(gtk_builder_get_object(builder,"PowerImage"));
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snrimage = GTK_WIDGET(gtk_builder_get_object(builder,"SNRImage"));
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idlabel = GTK_WIDGET(gtk_builder_get_object(builder,"IDLabel"));
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GtkWidget *iconview;
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iconview = GTK_WIDGET(gtk_builder_get_object(builder,"SavedIconView"));
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g_signal_connect (quititem, "activate", G_CALLBACK(delete_event), NULL);
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g_signal_connect (mainwindow, "delete-event", G_CALLBACK(delete_event), NULL);
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g_signal_connect_swapped(aboutitem, "activate", G_CALLBACK(gtk_widget_show_all), aboutdialog);
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g_signal_connect_swapped(prefitem, "activate", G_CALLBACK(gtk_widget_show_all), prefdialog);
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g_signal_connect_swapped(aboutdialog, "close", G_CALLBACK(gtk_widget_hide), aboutdialog);
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g_signal_connect_swapped(togadapt, "toggled", G_CALLBACK(GetAdaptive), NULL);
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g_signal_connect (btnstart, "clicked", G_CALLBACK(ManualStart), NULL);
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g_signal_connect (btnabort, "clicked", G_CALLBACK(AbortRx), NULL);
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gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(togslant), true);
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gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(togsave), true);
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gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(togadapt), true);
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gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(togrx), true);
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gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(togfsk), true);
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gtk_combo_box_set_active (GTK_COMBO_BOX(modecombo), 0);
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gtk_widget_set_sensitive (btnabort, false);
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savedstore = gtk_list_store_new (2, GDK_TYPE_PIXBUF, G_TYPE_STRING);
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gtk_icon_view_set_model (GTK_ICON_VIEW(iconview), GTK_TREE_MODEL(savedstore));
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gtk_icon_view_set_pixbuf_column (GTK_ICON_VIEW(iconview), 0);
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gtk_icon_view_set_text_column (GTK_ICON_VIEW(iconview), 1);
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RxPixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, false, 8, 320, 256);
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gdk_pixbuf_fill(RxPixbuf, 0x666666ff);
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DispPixbuf = gdk_pixbuf_scale_simple (RxPixbuf, 500, 400, GDK_INTERP_BILINEAR);
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gtk_image_set_from_pixbuf(GTK_IMAGE(RxImage), DispPixbuf);
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pixbufPWR = gdk_pixbuf_new (GDK_COLORSPACE_RGB, false, 8, 100, 20);
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pixbufSNR = gdk_pixbuf_new (GDK_COLORSPACE_RGB, false, 8, 100, 20);
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setVU(0, -100);
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gtk_widget_show_all (mainwindow);
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}
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// Draw signal level meters according to given values
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void setVU (short int PcmValue, double SNRdB) {
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int x,y;
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int PWRdB = (int)round(10 * log10(pow(PcmValue/32767.0,2)));
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guchar *pixelsPWR, *pixelsSNR, *pPWR, *pSNR;
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unsigned int rowstridePWR,rowstrideSNR;
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rowstridePWR = gdk_pixbuf_get_rowstride (pixbufPWR);
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pixelsPWR = gdk_pixbuf_get_pixels (pixbufPWR);
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rowstrideSNR = gdk_pixbuf_get_rowstride (pixbufSNR);
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pixelsSNR = gdk_pixbuf_get_pixels (pixbufSNR);
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for (y=0; y<20; y++) {
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for (x=0; x<100; x++) {
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pPWR = pixelsPWR + y * rowstridePWR + (99-x) * 3;
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pSNR = pixelsSNR + y * rowstrideSNR + (99-x) * 3;
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if (y > 1 && y < 18 && x % 10 > 1 && x % 10 < 8 && x % 2 == 0 && y % 2 == 0) {
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if (PWRdB >= PWRdBthresh[x/10]) {
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pPWR[0] = 0x59;
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pPWR[1] = 0xfe;
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pPWR[2] = 0xf4;
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} else {
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pPWR[0] = pPWR[1] = pPWR[2] = 0x80;
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}
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if (SNRdB >= SNRdBthresh[x/10]) {
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pSNR[0] = 0xef;
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pSNR[1] = 0xe4;
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pSNR[2] = 0x34;
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} else {
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pSNR[0] = pSNR[1] = pSNR[2] = 0x80;
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}
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} else {
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pPWR[0] = pPWR[1] = pPWR[2] = 0x40;
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pSNR[0] = pSNR[1] = pSNR[2] = 0x40;
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}
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}
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}
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gdk_threads_enter();
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gtk_image_set_from_pixbuf(GTK_IMAGE(pwrimage), pixbufPWR);
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gtk_image_set_from_pixbuf(GTK_IMAGE(snrimage), pixbufSNR);
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gdk_threads_leave();
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}
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