dockapps/wmweather+/dock.c

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C
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#include "config.h"
/* Copyright (C) 2002 Brad Jorsch <anomie@users.sourceforge.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdio.h>
#include <stdlib.h>
#if TM_IN_SYS_TIME
# if TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
# else
# if HAVE_SYS_TIME_H
# include <sys/time.h>
# else
# include <time.h>
# endif
# endif
#else
#include <time.h>
#endif
#include <ctype.h>
#include <unistd.h>
#include <signal.h>
#include <sys/types.h>
#include <errno.h>
#include <X11/Xlib.h>
#include <X11/xpm.h>
#include "wmgeneral/wmgeneral-x11.h"
#include "wmgeneral/mouse_regions.h"
#include "wmgeneral/xpm_trans.h"
#include "wmweather_master.xpm"
static int wmweather_mask_width;
static int wmweather_mask_height;
static char *wmweather_mask_bits;
#include "wmweather+.h"
#include "convert.h"
#include "metar.h"
#include "avn.h"
#include "eta.h"
#include "mrf.h"
#include "warnings.h"
#include "forecast.h"
#include "radar.h"
#include "animation.h"
#include "die.h"
#include "font.h"
/* Globals */
int current_mode;
struct forecast *cur_forecast;
int window_X, window_Y;
#define X 4
#define P 4
#define M (((100/P)+1)*X)
static struct forecast *last_fcst;
static int last_font=-1;
static time_t last_time=0;
static int but_stat=-1;
static int dclick=0;
static int dclick_counter=-1;
static time_t update_time;
static int forecast_priority, last_priority;
static struct animation anim;
static int counter_timer=0;
static int show_counter;
static int min_pct;
static int sigs=0;
/* Prototypes */
void DrawDisplay(int force);
/* Functions */
void sigusr2(int i){
sigs |= 2;
if(signal(SIGUSR2, sigusr2)==SIG_ERR)
warn("Error setting SIGUSR2 signal handler!");
}
void sigusr1(int i){
sigs |= 1;
if(signal(SIGUSR1, sigusr1)==SIG_ERR)
warn("Error setting SIGUSR1 signal handler!");
}
void sigfunc(int i){
sigs |= i<<8;
if(signal(i, sigfunc)==SIG_ERR)
warn("Error setting %d signal handler!", i);
}
void do_cleanup(void){
metar_cleanup();
warnings_cleanup();
avn_cleanup();
eta_cleanup();
mrf_cleanup();
radar_cleanup();
}
void init_dock(int argc, char **argv){
sscanf(wmweather_master_xpm[0], "%d %d %*s", &wmweather_mask_width, &wmweather_mask_height);
wmweather_mask_bits=malloc((wmweather_mask_width+7)/8*wmweather_mask_height);
if(!wmweather_mask_bits) die("malloc failed");
createXBMfromXPM(wmweather_mask_bits, wmweather_master_xpm, wmweather_mask_width, wmweather_mask_height);
openDockWindow(argc, argv, wmweather_master_xpm, wmweather_mask_bits, wmweather_mask_width, wmweather_mask_height);
AddMouseRegion(0, 5, 5, 23, 14); /* Cur button */
AddMouseRegion(1, 23, 5, 41, 14); /* Fcst burron */
AddMouseRegion(2, 41, 5, 59, 14); /* Map button */
AddMouseRegion(3, 5, 17, 59, 59); /* Large window */
AddMouseRegion(4, 5, 17, 11, 24); /* left forecast arrow */
AddMouseRegion(5, 53, 17, 59, 24); /* right forecast arrow */
AddMouseRegion(6, 14, 17, 50, 24); /* forecast little window */
AddMouseRegion(7, 5, 27, 59, 59); /* forecast big window */
init_metar();
if(warning_zones) init_warnings();
if(avn_station) init_avn();
if(eta_station) init_eta();
if(mrf_station) init_mrf();
init_radar();
errno=0;
if(atexit(do_cleanup)) warn("atexit() failed, files will not be cleaned up\n");
current_mode=starting_mode;
window_X=0; window_Y=0;
cur_forecast=NULL;
last_fcst=NULL;
last_font=-1;
last_time=0;
anim.do_animate=start_do_animation;
anim.show_counter=0;
anim.changed=1;
anim.min_pct=1;
anim.old_pct=0;
min_pct=20;
show_counter=0;
but_stat=-1;
dclick=0;
dclick_counter=-1;
update_time=0;
forecast_priority=4;
last_priority=-1;
if(signal(SIGUSR1, sigusr1)==SIG_ERR)
warn("Error setting SIGUSR1 signal handler!");
if(signal(SIGUSR2, sigusr2)==SIG_ERR)
warn("Error setting SIGUSR2 signal handler!");
if(signal(SIGHUP, sigfunc)==SIG_ERR)
warn("Error setting SIGHUP signal handler!");
if(signal(SIGINT, sigfunc)==SIG_ERR)
warn("Error setting SIGINT signal handler!");
if(signal(SIGPIPE, sigfunc)==SIG_ERR)
warn("Error setting SIGPIPE signal handler!");
if(signal(SIGTERM, sigfunc)==SIG_ERR)
warn("Error setting SIGTERM signal handler!");
DrawDisplay(1);
}
void update_dock(){
XEvent Event;
int i=0, j;
int exposeflag=0;
j=sigs;
sigs=0;
if(j){
if(j&~3) exit(j);
if(j&1) i=current_mode;
if(j&2) i=-1;
if(j&3){
switch(i){
case 0:
update_metar(1);
break;
case 1:
update_avn(1);
update_eta(1);
update_mrf(1);
break;
case 2:
update_radar(1);
break;
default:
update_metar(1);
update_avn(1);
update_eta(1);
update_mrf(1);
update_radar(1);
break;
}
}
}
if(update_time<time(NULL)){
update_time=time(NULL)+2;
update_metar(0);
update_avn(0);
update_eta(0);
update_mrf(0);
update_radar(0);
forecast_priority=(forecast_priority+1)%5;
DrawDisplay(0);
}
if(counter_timer>0) if(!--counter_timer){
anim.changed=1;
show_counter=anim.show_counter=0;
}
if(dclick_counter>-1) dclick_counter--;
while(XPending(display)){
XNextEvent(display, &Event);
switch (Event.type){
case GraphicsExpose:
case NoExpose:
case Expose:
exposeflag=1;
break;
case DestroyNotify:
XCloseDisplay(display);
exit(0);
break;
case ButtonPress:
but_stat = CheckMouseRegion(Event.xbutton.x, Event.xbutton.y);
if((dclick!=but_stat+1 && dclick!=-but_stat-1) || dclick_counter<0){
dclick=-but_stat-1;
dclick_counter=4;
} else if(dclick==-but_stat-1) dclick=but_stat+1;
switch(but_stat){
case 0:
case 1:
case 2:
if(current_mode!=but_stat){
current_mode=but_stat;
if(!anim.do_animate && !show_counter){
show_counter=1;
counter_timer=10;
}
DrawDisplay(1);
}
break;
case 3:
case 7:
switch(Event.xbutton.button){
case 2:
if(current_mode==2){
if(radar_cross!=NULL){
do_radar_cross=1;
DrawDisplay(1);
}
} else {
anim.changed=1;
anim.show_counter=0;
anim.do_animate=!anim.do_animate;
anim.min_pct=1;
if(!anim.do_animate && current_mode==1){
anim.min_pct=min_pct;
show_counter=anim.show_counter=1;
counter_timer=20;
}
}
break;
case 4:
if(current_mode==1 && !anim.do_animate && min_pct<100){
if(Event.xbutton.state&ShiftMask){
min_pct+=10;
if(min_pct>100) min_pct=100;
} else min_pct++;
anim.min_pct=min_pct;
show_counter=anim.show_counter=1;
counter_timer=20;
anim.changed=1;
}
break;
case 5:
if(current_mode==1 && !anim.do_animate && min_pct>0){
if(Event.xbutton.state&ShiftMask){
min_pct-=10;
if(min_pct<0) min_pct=0;
} else min_pct--;
anim.min_pct=min_pct;
anim.show_counter=1;
counter_timer=20;
anim.changed=1;
}
break;
case 6:
if(current_mode==1){
show_counter=anim.show_counter=1;
anim.changed=1;
counter_timer=0;
}
break;
}
break;
case 4:
copyPixmapArea(123, 96, 6, 7, 65, 17);
break;
case 5:
copyPixmapArea(129, 96, 6, 7, 113, 17);
break;
}
break;
case ButtonRelease:
i = CheckMouseRegion(Event.xbutton.x, Event.xbutton.y);
if(dclick_counter<0) dclick=0;
if(but_stat==4){
copyPixmapArea(123, 89, 6, 7, 65, 17);
}
if(but_stat==5){
copyPixmapArea(129, 89, 6, 7, 113, 17);
}
if(current_mode==2 && (but_stat==3 || but_stat==7)
&& Event.xbutton.button==2){
do_radar_cross=0;
DrawDisplay(1);
}
if(but_stat == i && but_stat >= 0){
switch(but_stat){
case 3:
case 7:
if(Event.xbutton.button==1){
if(dclick==but_stat+1) kill(getpid(), SIGUSR1);
else if(warning_zones) output_warnings(0);
}
if(Event.xbutton.button==2){
if(dclick==but_stat+1 && current_mode==1){
show_counter=anim.show_counter=!anim.show_counter;
anim.changed=1;
counter_timer=0;
}
}
if(Event.xbutton.button==3 && warning_zones) output_warnings(1);
if(Event.xbutton.button==6){
show_counter=anim.show_counter=0;
anim.changed=1;
}
break;
case 4:
current_forecast_next(-1);
forecast_priority=4;
last_priority=0;
DrawDisplay(0);
break;
case 5:
current_forecast_next(1);
forecast_priority=4;
last_priority=0;
DrawDisplay(0);
break;
case 6:
if(Event.xbutton.button==3) current_forecast_next(-1);
if(Event.xbutton.button==2){{
struct forecast *f=current_forecast_get();
struct forecast *g;
current_forecast_next(1);
while((g=current_forecast_get())!=f){
if((f->hour<0 && g->hour>=0) ||
(f->hour>=0 && g->hour<0)) break;
current_forecast_next(1);
}
}}
if(Event.xbutton.button==1) current_forecast_next(1);
forecast_priority=4;
last_priority=0;
DrawDisplay(0);
break;
}
but_stat=-1;
}
break;
}
}
if(exposeflag){
setMaskXY(-window_X, -window_Y);
RedrawWindowXY(window_X, window_Y);
}
DoAnimation(&anim);
}
void DrawDisplay(int force){
int font=0;
int x, y, z;
struct forecast *f;
time_t t;
struct tm *tm;
if(current_warnings) font=1;
if(force || last_font!=font) last_time=-1;
last_font=font;
switch(current_mode){
case 0:
if(last_time==current.last_update) break;
last_time=current.last_update;
EnableMouseRegion(3);
DisableMouseRegion(4);
DisableMouseRegion(5);
DisableMouseRegion(6);
DisableMouseRegion(7);
window_X=0; window_Y=0;
copyPixmapArea(124, 0, 54, 9, 5, 5);
copyPixmapArea(124, 9, 18, 9, 5, 5);
copyPixmapArea(124, 18, 54, 42, 5, 17);
DrawString(7, 17, metar_station, font+1);
if(current.month>0 && current.month<13 && current.date!=-1){
snprintf(bigbuf, BIGBUF_LEN, "%s %d", monthnames[(int)current.month], current.date);
DrawString(32, 17, bigbuf, font+1);
}
if(current.time!=-1){
snprintf(bigbuf, BIGBUF_LEN, "%04dL (%04dZ)", current.time, local2utc(current.time, NULL, NULL, NULL, NULL));
DrawString(7, 23, bigbuf, font+1);
}
if(current.temp!=999){
x=(temp_mode==0)?temp_C2F(current.temp):current.temp;
if(x<-99) x=-99;
if(x>199) x=199;
snprintf(bigbuf, BIGBUF_LEN, "%d", x);
DrawString(32, 29, bigbuf, font);
}
if(current.rh!=-1){
DrawChar(55, 29, '%', font);
DrawNumber(54, 29, current.rh, font);
}
if(current.windspeed==0){
x=GetStringWidth("CALM");
DrawString(32+(26-x)/2, 35, "CALM", font);
} else {
if(current.winddir>=0 && current.winddir<=16){
x=GetStringWidth(directions[current.winddir]);
DrawString(45-x, 35, directions[current.winddir], font);
}
switch(windspeed_mode){
case 0:
x=knots2mph(current.windspeed);
break;
case 1:
x=knots2kph(current.windspeed);
break;
case 3:
x=knots2mps(current.windspeed);
break;
case 4:
x=knots2beaufort(current.windspeed);
break;
}
if(x>=0 && x<1000)
DrawNumber(58, 35, x, font);
}
if(current.pressure>0){
switch(pressure_mode){
case 1:
snprintf(bigbuf, BIGBUF_LEN, "P:%4.0f", inHg2hPa(current.pressure));
break;
case 2:
snprintf(bigbuf, BIGBUF_LEN, "P:%5.1f", inHg2mmHg(current.pressure));
break;
case 3:
snprintf(bigbuf, BIGBUF_LEN, "P:%5.3f", inHg2atm(current.pressure));
break;
default:
snprintf(bigbuf, BIGBUF_LEN, "P:%5.2f", current.pressure);
break;
}
DrawString(32, 41, bigbuf, font);
}
if(current.heatindex!=999){
x=(temp_mode==0)?current.heatindex:temp_F2C(current.heatindex);
if(x<-99) x=-99;
if(x>199) x=199;
snprintf(bigbuf, BIGBUF_LEN, "HI: %d", x);
DrawString(32, 47, bigbuf, font);
}
if(current.windchill!=999){
x=(temp_mode==0)?current.windchill:temp_F2C(current.windchill);
if(x<-99) x=-99;
if(x>199) x=199;
snprintf(bigbuf, BIGBUF_LEN, "WC: %d", x);
DrawString(32, 53, bigbuf, font);
}
anim.show_counter=0;
anim.min_pct=1;
SetAnimation(&anim, 5, 28, current.sky, current.obs, current.vis,
current.frz, current.snow, current.rain, current.tstorm, 0,
current.moon);
break;
case 1:
f=current_forecast_get();
if(last_fcst!=f) last_time=-1;
last_fcst=f;
if(f!=NULL){
if(last_time==f->last_update)
goto case_1_end; /* still check bottom line priority */
else last_time=f->last_update;
}
DisableMouseRegion(3);
EnableMouseRegion(4);
EnableMouseRegion(5);
EnableMouseRegion(6);
EnableMouseRegion(7);
window_X=60; window_Y=0;
last_priority=-1;
copyPixmapArea(124, 0, 54, 9, 65, 5);
copyPixmapArea(142, 9, 18, 9, 83, 5);
copyPixmapArea(123, 89, 6, 7, 65, 17);
copyPixmapArea(129, 89, 6, 7, 113, 17);
copyPixmapArea(124, 18, 36, 7, 74, 17);
copyPixmapArea(124, 18, 54, 32, 65, 27);
if(f==NULL) break;
t=time(NULL);
tm=localtime(&t);
bigbuf[0]='\0';
if(tm->tm_mon+1==f->month && tm->tm_mday==f->day){
if(f->hour<0) snprintf(bigbuf, BIGBUF_LEN, "TODAY");
else snprintf(bigbuf, BIGBUF_LEN, "TODAY %dL", f->hour);
} else {
x=tm->tm_mon+1;
y=tm->tm_mday+1;
fix_date(&x, &y, NULL, NULL);
if(x==f->month && y==f->day){
if(f->hour<0) snprintf(bigbuf, BIGBUF_LEN, "TOMORROW");
else snprintf(bigbuf, BIGBUF_LEN, "TMRW %dL", f->hour);
} else {
z=0;
if(f->wday!=-1){
for(z=0; z<5; z++){
y++;
fix_date(&x, &y, NULL, NULL);
if(x==f->month && y==f->day){
if(f->hour<0) snprintf(bigbuf, BIGBUF_LEN, "%s",
wdaynames[(int)f->wday]);
else snprintf(bigbuf, BIGBUF_LEN, "%.3s %dL",
wdaynames[(int)f->wday], f->hour);
z=99;
}
}
}
if(z<99 && f->month>0 && f->day>0){
if(f->hour<0)
snprintf(bigbuf, BIGBUF_LEN, "%.3s %d",
monthnames[(int)f->month], f->day);
else snprintf(bigbuf, BIGBUF_LEN, "%.3s %d %dL",
monthnames[(int)f->month], f->day,
f->hour);
}
}
}
x=GetStringWidth(bigbuf);
DrawString(60+(64-x)/2, 18, bigbuf, font);
x=GetStringWidth(f->station);
DrawString(118-x, 28, f->station, font+1);
if(f->high!=999 || f->low!=999){
DrawChar(104, 35, '/', font);
if(f->high!=999){
x=(temp_mode==0)?f->high:temp_F2C(f->high);
if(x<-99) x=-99;
if(x>199) x=199;
DrawNumber(103, 35, x, font);
}
if(f->low!=999){
x=(temp_mode==0)?f->low:temp_F2C(f->low);
if(x<-99) x=-99;
if(x>199) x=199;
DrawNumber(118, 35, x, font);
}
}
if(f->temp!=999){
x=(temp_mode==0)?f->temp:temp_F2C(f->temp);
if(x<-99) x=-99;
if(x>199) x=199;
snprintf(bigbuf, BIGBUF_LEN, "%d", x);
DrawString(92, 41, bigbuf, font);
}
if(f->rh!=-1){
DrawChar(115, 41, '%', font);
DrawNumber(114, 41, f->rh, font);
}
if(f->windspeed==0){
x=GetStringWidth("CALM");
DrawString(92+(26-x)/2, 47, "CALM", font);
} else {
if(f->winddir>=0 && f->winddir<=16){
x=GetStringWidth(directions[f->winddir]);
DrawString(105-x, 47, directions[f->winddir], font);
}
switch(windspeed_mode){
case 0:
x=knots2mph(f->windspeed);
break;
case 1:
x=knots2kph(f->windspeed);
break;
case 3:
x=knots2mps(f->windspeed);
break;
case 4:
x=knots2beaufort(f->windspeed);
break;
}
if(x>=0 && x<1000)
DrawNumber(118, 47, x, font);
}
anim.show_counter=show_counter;
anim.min_pct=min_pct;
SetAnimation(&anim, 65, 28, f->sky, f->obs, f->vis,
f->frz, f->snow, f->rain, f->tstorm, f->svtstorm,
f->moon);
case_1_end:
if(f==NULL || forecast_priority==last_priority) break;
/* This is a little tricky. We use the switch as a calculated goto
* (ick) to determine which order to try things in. Fall-through is
* intended. */
switch(forecast_priority){
default:
/* WTF? Oh well, just start at the beginning */
case 0:
if(f->heatindex>=80 && f->heatindex!=999){
copyPixmapArea(124, 18, 26, 5, 92, 53);
x=(temp_mode==0)?f->heatindex:temp_F2C(f->heatindex);
snprintf(bigbuf, BIGBUF_LEN, "HI: %d", x);
DrawString(92, 53, bigbuf, font);
forecast_priority=0;
break;
}
case 1:
if(f->windchill<=40 && f->windchill!=999){
copyPixmapArea(124, 18, 26, 5, 92, 53);
x=(temp_mode==0)?f->windchill:temp_F2C(f->windchill);
snprintf(bigbuf, BIGBUF_LEN, "WC: %d", x);
DrawString(92, 53, bigbuf, font);
forecast_priority=1;
break;
}
case 2:
if(f->snowamt>0){
copyPixmapArea(124, 18, 26, 5, 92, 53);
if(f->snowamt==1){ x=1; y=2; }
else if(f->snowamt==8){ x=8; y=-1; }
else { x=f->snowamt; y=x+2; }
if(length_mode==1){
x=in2cm(x); y=in2cm(y);
}
if(x>9 && y>9) x=9;
if(y==-1) snprintf(bigbuf, BIGBUF_LEN, "SN:>%d", x);
else snprintf(bigbuf, BIGBUF_LEN, "SN:%d-%d", x, y);
DrawString(92, 53, bigbuf, font);
forecast_priority=2;
break;
}
case 3:
if(f->precipamt>0){
copyPixmapArea(124, 18, 26, 5, 92, 53);
switch(f->precipamt){
case 1:
if(length_mode==0) DrawString(92, 53, "P:.01-.1", font);
if(length_mode==1) DrawString(92, 53, "P: 0-.25", font);
break;
case 2:
if(length_mode==0) DrawString(92, 53, "P:.1-.25", font);
if(length_mode==1) DrawString(92, 53, "P:.25-.6", font);
break;
case 3:
if(length_mode==0) DrawString(92, 53, "P:.25-.5", font);
if(length_mode==1) DrawString(92, 53, "P:.6-1.3", font);
break;
case 4:
if(length_mode==0) DrawString(92, 53, "P: .5-1", font);
if(length_mode==1) DrawString(92, 53, "P: 1-2.5", font);
break;
case 5:
if(length_mode==0) DrawString(92, 53, "P: 1-2", font);
if(length_mode==1) DrawString(92, 53, "P: 2.5-5", font);
break;
case 6:
if(length_mode==0) DrawString(92, 53, "P: >2", font);
if(length_mode==1) DrawString(92, 53, "P: >5", font);
break;
case 7:
if(length_mode==0) DrawString(92, 53, "P: >3", font);
if(length_mode==1) DrawString(92, 53, "P: >7.6", font);
break;
}
forecast_priority=3;
break;
}
case 4:
copyPixmapArea(124, 18, 26, 5, 92, 53);
x=GetStringWidth("<")+1;
y=GetStringWidth(f->ID)+1;
z=GetStringWidth(">");
DrawChar(118-x-y-z, 53, '<', font+1);
DrawString(118-y-z, 53, f->ID, font+1);
DrawChar(118-z, 53, '>', font+1);
forecast_priority=4;
break;
}
last_priority=forecast_priority;
break;
case 2:
if(last_time==radar_update_time) break;
last_time=radar_update_time;
EnableMouseRegion(3);
DisableMouseRegion(4);
DisableMouseRegion(5);
DisableMouseRegion(6);
DisableMouseRegion(7);
window_X=0; window_Y=0;
copyPixmapArea(124, 0, 54, 9, 5, 5);
copyPixmapArea(160, 9, 18, 9, 41, 5);
put_radar(6, 18, font);
anim.active=0;
break;
}
DoAnimation(&anim);
}