void on_button1_button_press_event(GtkButton *button, GdkEventButton *event)
{
GdkEventButton *mouseevent = (GdkEventButton *)event;
if(mainmenu == NULL)
mainmenu = create_mainmenu ();
gtk_menu_popup(GTK_MENU(mainmenu), NULL, NULL, NULL, NULL, mouseevent->button, mouseevent->time);
}
/* show calculated bc */
static void show_calc_bc(void) {
float dist, vel;
int i,j,x,y;
/* setup background */
titlewindowbg();
/* calculate trajectory of default bullet */
bullet.bc = 1.0;
firearm.v0 = calc_bc_param.v0;
firearm.angle = 0.0;
wind.x = wind.y = wind.z = 0.0;
calctraj();
/* find distance */
dist = calc_bc_param.x1 - calc_bc_param.x0;
if(calcparam.units == ENGLISH)
dist *= 3.0;
/* find standard velocity at distance */
j = 1;
while ( j < calcparam.nstep && drop_array[1][j] < dist)
j++;
vel = linint(drop_array[1][j-1],drop_array[0][j-1],drop_array[1][j],drop_array[0][j],dist);
/* calculate bc & free memory */
bullet.bc = (calc_bc_param.v0 - vel) / (calc_bc_param.v0 - calc_bc_param.v1);
freetraj();
/* print BC */
y = LINES/2;
x = (COLS - strlen(calc_bc_results) - 5) / 2;
mvprintw(y,x,"%s %.3f",calc_bc_results,bullet.bc);
refresh();
/* wait for 'q' */
i = TRUE;
while(i==TRUE) {
j = getch();
switch (j) {
case 27: /* ESC */
case 'q':
i = FALSE;
default:
break;
}
}
/* setup screen for return to main loop */
create_mainmenu();
return;
}
int main(int argc, char *argv[], char **envp)
{
gEnvion = envp;
// Connect to AxWin3 Server
AxWin3_Connect(NULL);
// TODO: Register to be told when the display layout changes
AxWin3_GetDisplayDims(0, NULL, NULL, &giScreenWidth, &giScreenHeight);
create_sidebar();
create_mainmenu();
create_run_dialog();
AxWin3_RegisterAction(gSidebar, "Interface>Run", (tAxWin3_HotkeyCallback)mainmenu_run_dialog);
AxWin3_RegisterAction(gSidebar, "Interface>Terminal", (tAxWin3_HotkeyCallback)mainmenu_app_terminal);
AxWin3_RegisterAction(gSidebar, "Interface>TextEdit", (tAxWin3_HotkeyCallback)mainmenu_app_textedit);
// Idle loop
AxWin3_MainLoop();
return 0;
}
/* trajectory results window */
void results_pad(void) {
int j, padrows=0, padcols=0, row;
float i,t,Vx,x,Vy,y,Vz,z,V,E,M,path,conv;
float zero, drop;
int start_y,start_x,end_x,end_y;
/* setup background */
calcwindowbg();
/* determine pad length */
for(i=printparam.start; i<=printparam.end; i+=printparam.step)
padrows++;
padcols = strlen(calc_headings)+1;
/* create pad window */
sub_window = newpad(padrows,padcols);
keypad(sub_window,TRUE); /* enable keypad */
wattrset(sub_window,COLOR_PAIR(MENU_PAIR)); /* setup colors */
wbkgdset(sub_window,COLOR_PAIR(MENU_PAIR));
werase(sub_window); /* erase and color window */
/* calculate trajectory */
calctraj();
/* conversion factor for elevation angle
converts line of sight distance to horizontal distance
so the path values are reported relative to line of sight,
not horizontal distance */
conv = cos((firearm.angle*M_PI)/180.0);
/* write results */
row = 0;
for (i = printparam.start, j = 0; i <= printparam.end; i += printparam.step) {
if(calcparam.units == ENGLISH) i *= 3.0; /* convert yards to feet */
/* get the zero data */
while (j < calcparam.nstep && zero_array[1][j] < i) j++;
t = linint(zero_array[1][j - 1], time_points[j - 1], zero_array[1][j], time_points[j], i);
zero = linint(time_points[j - 1], zero_array[3][j - 1], time_points[j], zero_array[3][j], t);
/* get the drop data */
j = 0;
while (j < calcparam.nstep && drop_array[1][j] < i) j++;
t = linint(drop_array[1][j - 1], time_points[j - 1], drop_array[1][j], time_points[j], i);
drop = linint(time_points[j - 1], drop_array[3][j - 1], time_points[j], drop_array[3][j], t);
/* get the path data */
/* path is reported according to line of sight distance, not
horizontal distance */
j = 0;
while (j < calcparam.nstep && velpos_array[1][j] < i ) j++;
t = linint(velpos_array[1][j - 1], time_points[j - 1], velpos_array[1][j], time_points[j], i * conv);
Vx = linint(time_points[j - 1], velpos_array[0][j - 1], time_points[j], velpos_array[0][j], t);
x = linint(time_points[j - 1], velpos_array[1][j - 1], time_points[j], velpos_array[1][j], t);
Vy = linint(time_points[j - 1], velpos_array[2][j - 1], time_points[j], velpos_array[2][j], t);
y = linint(time_points[j - 1], velpos_array[3][j - 1], time_points[j], velpos_array[3][j], t);
Vz = linint(time_points[j - 1], velpos_array[4][j - 1], time_points[j], velpos_array[4][j], t);
z = linint(time_points[j - 1], velpos_array[5][j - 1], time_points[j], velpos_array[5][j], t);
V = sqrt(Vx*Vx + Vy*Vy + Vz*Vz);
/* take care of elevation angle as the velpos_array coordinates are
based on the horizontal, not the line of sight */
path = y - x * tan((firearm.angle*M_PI)/180.0);
/* unit conversions */
if(calcparam.units == METRIC) {
E = .5 * V * V * bullet.weight / 1000.0 / 1000.0;
M = V * bullet.weight / 1000.0;
}
else {
E = .5 * V * V * bullet.weight / 7000.0 / G_E;
M = V * bullet.weight / 7000.0;
x /= 3.0; /* feet to yards */
path *= 12.0; /* feet to inches */
z *= 12.0; /* feet to inches */
drop *= 12.0; /* feet to inches */
zero *= 12.0; /* feet to inches */
}
/* 12345678901234567890123456789012345678901234567890 */
mvwprintw(sub_window,row,0,"%5.0f %8.1f %7.2f %8.2f %7.2f %7.2f %7.2f %6.2f %5.1f",
x,V,E,M,path,zero,drop,z,t);
row++;
if(calcparam.units == ENGLISH)
i = i / 3.0; /* back to yards */
if (j >= calcparam.nstep)
break;
}
/* display the pad */
start_x = (COLS - strlen(calc_headings)) / 2;
start_y = 10;
end_x = start_x + padcols;
end_y = LINES - 4;
prefresh(sub_window,0,0,start_y,start_x,end_y,end_x);
results_pad_handler(padrows,start_y,start_x,end_y,end_x);
/* free trajectory arrays */
freetraj();
/* setup everything for return to main loop */
delwin(sub_window);
create_mainmenu();
return;
}
