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FstopTimer.cpp
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/*
Copyright (C) 2011-2012 William Brodie-Tyrrell
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 3 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, see <http://www.gnu.org/licenses/>
*/
#include "FstopTimer.h"
const char *FstopTimer::VERSION="LED F/Stop Timer ";
/// functions to exec on entering each state
FstopTimer::voidfunc FstopTimer::sm_enter[]
={ &FstopTimer::st_splash_enter,
&FstopTimer::st_main_enter,
&FstopTimer::st_edit_enter,
&FstopTimer::st_edit_ev_enter,
&FstopTimer::st_edit_grade_enter,
&FstopTimer::st_edit_text_enter,
&FstopTimer::st_exec_enter,
&FstopTimer::st_focus_enter,
&FstopTimer::st_io_enter,
&FstopTimer::st_io_load_enter,
&FstopTimer::st_io_save_enter,
&FstopTimer::st_comms_enter,
&FstopTimer::st_test_enter,
&FstopTimer::st_test_changeb_enter,
&FstopTimer::st_test_changegrade_enter,
&FstopTimer::st_test_changes_enter,
&FstopTimer::st_config_enter,
&FstopTimer::st_config_dry_enter,
&FstopTimer::st_config_rotary_enter,
&FstopTimer::st_calibrate_light_enter,
&FstopTimer::st_paper_enter,
&FstopTimer::st_paper_display_enter,
&FstopTimer::st_paper_load_enter
};
/// functions to exec when polling within each state
FstopTimer::voidfunc FstopTimer::sm_poll[]
={ &FstopTimer::st_splash_poll,
&FstopTimer::st_main_poll,
&FstopTimer::st_edit_poll,
&FstopTimer::st_edit_ev_poll,
&FstopTimer::st_edit_grade_poll,
&FstopTimer::st_edit_text_poll,
&FstopTimer::st_exec_poll,
&FstopTimer::st_focus_poll,
&FstopTimer::st_io_poll,
&FstopTimer::st_io_load_poll,
&FstopTimer::st_io_save_poll,
&FstopTimer::st_comms_poll,
&FstopTimer::st_test_poll,
&FstopTimer::st_test_changeb_poll,
&FstopTimer::st_test_changegrade_poll,
&FstopTimer::st_test_changes_poll,
&FstopTimer::st_config_poll,
&FstopTimer::st_config_dry_poll,
&FstopTimer::st_config_rotary_poll,
&FstopTimer::st_calibrate_light_poll,
&FstopTimer::st_paper_poll,
&FstopTimer::st_paper_display_poll,
&FstopTimer::st_paper_load_poll
};
FstopTimer::FstopTimer(LiquidCrystal &l, SMSKeypad &k, RotaryEncoder &r,
ButtonDebounce &b,
ButtonDebounce &fs,
LEDDriver &led,
TSL2561 &t, char p_b, char p_bl, char p_sd)
: disp(l), keys(k), rotary(r), button(b), footswitch(fs), leddriver(led), tsl(t),
smsctx(&inbuf[0], 18, &disp, 0, 0),
deckey(keys), comms(l),
expctx(&inbuf[0], 1, 2, &disp, 0, 2, true),
gradectx(&inbuf[0], 3, 0, &disp, 7, 1, false),
stepctx(&inbuf[0], 1, 2, &disp, 0, 1, false),
dryctx(&inbuf[0], 0, 2, &disp, 0, 1, false),
intctx(&inbuf[0], 1, 0, &disp, 0, 1, false),
paperctx(&inbuf[0], 1, 0, &disp, 0, 1, false),
exec(l, keys, button, footswitch, led),
pin_beep(p_b), pin_backlight(p_bl), pin_sd(p_sd)
{
// init libraries
prevstate=curstate=ST_MAIN;
focusphase=-1;
}
void FstopTimer::setBacklight()
{
brightness=EEPROM.read(EE_BACKLIGHT);
if(brightness > BL_MAX)
brightness=BL_MAX;
if(brightness < BL_MIN)
brightness=BL_MIN;
analogWrite(pin_backlight, (1<<brightness)-1);
}
void FstopTimer::begin()
{
pinMode(pin_beep, OUTPUT);
pinMode(pin_backlight, OUTPUT);
pinMode(pin_exposebtn, INPUT);
pinMode(pin_sd, OUTPUT);
leddriver.allOff();
sdready = SD.begin(pin_sd);
// load & apply backlight settings
setBacklight();
drydown=EEPROM.read(EE_DRYDOWN);
// drydown_apply=EEPROM.read(EE_DRYAPPLY);
drydown_apply = false;
splitgrade = EEPROM.read(EE_SPLITGRADE);
current.clear();
stripbase=(EEPROM.read(EE_STRIPBASE)<<8) | EEPROM.read(EE_STRIPBASE+1);
stripstep=(EEPROM.read(EE_STRIPSTEP)<<8) | EEPROM.read(EE_STRIPSTEP+1);
stripcover=EEPROM.read(EE_STRIPCOV);
stripgrade=EEPROM.read(EE_STRIPGRADE);
// prevent client-overwrite shenanigans
EEPROM.write(EE_VERSION, VERSIONCODE);
rotexp=EEPROM.read(EE_ROTARY);
comms.begin();
exec.begin();
//Load the default / first paper
currentPaper.init(sdready);
// boot the state machine
changeState(ST_SPLASH);
}
void FstopTimer::toggleDrydown()
{
drydown_apply=!drydown_apply;
// EEPROM.write(EE_DRYAPPLY, drydown_apply);
}
void FstopTimer::toggleSplitgrade()
{
splitgrade=!splitgrade;
EEPROM.write(EE_SPLITGRADE, splitgrade);
}
void FstopTimer::st_splash_enter()
{
disp.clear();
disp.print(VERSION);
dtostrf(EEPROM.read(EE_VERSION)*0.1, 3, 1, dispbuf);
disp.print(dispbuf);
disp.setCursor(0, 1);
disp.print("W Brodie-Tyrrell");
disp.setCursor(0, 2);
disp.print("Larry Gebhardt");
disp.setCursor(0, 3);
if (sdready)
disp.print("SD Card Ready");
else
disp.print("SD Card Not Ready!");
}
void FstopTimer::st_splash_poll()
{
if(Serial.available()){
changeState(ST_COMMS);
}
if(keys.available()){
keys.readAscii();
changeState(ST_MAIN);
}
if(button.hadPress() || footswitch.hadPress()){
changeState(ST_MAIN);
}
}
/// begin the main-menu state; write to display
void FstopTimer::st_main_enter()
{
disp.clear();
disp.setCursor(0,0);
disp.print("A:Edit B:IO");
disp.setCursor(0,1);
disp.print("C:Config D:Test");
disp.setCursor(0,2);
disp.print("7:Paper");
disp.setCursor(0,3);
disp.print("*:Focus #:Expose");
}
/// polling function executed while in the Main state
void FstopTimer::st_main_poll()
{
if(button.hadPress()){
changeState(ST_FOCUS);
return;
}
if(footswitch.hadPress()){
changeState(ST_FOCUS);
return;
}
if(keys.available()){
char ch=keys.readAscii();
if(isspace(ch))
return;
switch(ch){
case 'A':
// exec.current.clear();
changeState(ST_EDIT);
break;
case 'B':
changeState(ST_IO);
break;
case 'C':
changeState(ST_CONFIG);
break;
case 'D':
changeState(ST_TEST);
break;
case '7':
changeState(ST_PAPER);
break;
case '#':
exec.setProgram(¤t);
changeState(ST_EXEC);
break;
case '*':
changeState(ST_FOCUS);
break;
default:
errorBeep();
}
}
if(Serial.available()){
changeState(ST_COMMS);
}
}
void FstopTimer::execCurrent()
{
if(!current.compile(drydown_apply ? drydown : 0, splitgrade, currentPaper)){
disp.print("Cannot Print");
disp.setCursor(0, 1);
disp.print("Dodges > Base");
exec.setProgram(NULL);
errorBeep();
delay(2000);
changeState(ST_EDIT);
}
else{
exec.setProgram(¤t);
changeState(ST_EXEC);
}
}
void FstopTimer::execTest()
{
strip.configureStrip(stripbase, stripstep, stripcover, stripgrade, currentPaper);
exec.setProgram(&strip);
changeState(ST_EXEC);
}
void FstopTimer::st_exec_enter()
{
Program *p=exec.getProgram();
// we assume it compiles if we're in this state
p->compile(drydown_apply ? drydown : 0, splitgrade, currentPaper);
disp.clear();
exec.setDrydown(drydown_apply);
exec.setSplitgrade(splitgrade);
if(focusphase >= 0){
exec.changePhase(focusphase);
}
focusphase=-1;
}
void FstopTimer::st_exec_poll()
{
if(button.hadPress() || footswitch.hadPress()){
exec.expose();
return;
}
if(keys.available()){
char ch=keys.readAscii();
if(isspace(ch))
return;
switch(ch){
case '#':
// perform exposure!
exec.expose();
break;
case '*':
// focus
focusphase=exec.getPhase();
changeState(ST_FOCUS);
break;
case 'A':
// abort/restart
disp.clear();
disp.print("Restart Exposure");
delay(1000);
exec.changePhase(0);
break;
case 'B':
// skip exposure
exec.nextPhase();
break;
case 'C':
// main menu
changeState(ST_MAIN);
break;
case '7':
// toggle splitgrade
toggleSplitgrade();
if(exec.getPhase() != 0){
disp.clear();
disp.print("Restart Exposure");
disp.setCursor(0,1);
disp.print("For Splitgrade Chg");
delay(1000);
}
// forces recompile -> apply splitgrade
changeState(ST_EXEC);
break;
case 'D':
// toggle drydown & recompile
toggleDrydown();
if(exec.getPhase() != 0){
disp.clear();
disp.print("Restart Exposure");
disp.setCursor(0,1);
disp.print("For Drydown Chg");
delay(1000);
}
// forces recompile -> apply drydown
changeState(ST_EXEC);
break;
}
}
}
void FstopTimer::st_focus_enter()
{
disp.clear();
disp.print(" Focus!");
leddriver.focusOn(currentPaper.getAmountHard(stripgrade),
currentPaper.getAmountSoft(stripgrade),
currentPaper.getAmountHard(stripgrade),
currentPaper.getAmountSoft(stripgrade));
}
void FstopTimer::st_focus_poll()
{
bool done=false;
if (button.hadPress() || footswitch.hadPress()){
done=true;
}
// return to prev state?
if(keys.available()){
keys.readRaw();
done=true;
}
if(done){
leddriver.allOff();
changeState(prevstate);
}
}
void FstopTimer::st_edit_enter()
{
// don't print help
/*
disp.clear();
disp.setCursor(0,0);
disp.print("Edit Program");
disp.setCursor(0,1);
disp.print("A:TX B:EV n:SLOT");
delay(1000);
*/
rotary.getDelta(); // clear any accum'd motion
expnum=0;
current.getStep(expnum).display(disp, dispbuf, false);
}
void FstopTimer::st_edit_poll()
{
if(button.hadPress() || footswitch.hadPress()){
exec.setProgram(¤t);
changeState(ST_EXEC);
return;
}
// keypad events?
if(keys.available()){
char ch=keys.readAscii();
if(isspace(ch))
return;
switch(ch){
case 'A':
// edit text
changeState(ST_EDIT_TEXT);
break;
case 'B':
// edit EV
changeState(ST_EDIT_EV);
break;
case 'C':
changeState(ST_MAIN);
break;
case 'D':
changeState(ST_EDIT_GRADE);
break;
case '#':
case '*':
exec.setProgram(¤t);
changeState(ST_EXEC);
break;
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
// change to different step for editing
expnum=ch-'1';
current.getStep(expnum).display(disp, dispbuf, false);
break;
default:
errorBeep();
}
}
// knob events?
int rot=rotary.getDelta();
if(rot != 0){
clampExposure(current.getStep(expnum).stops, rot*rotexp);
current.getStep(expnum).display(disp, dispbuf, false);
}
}
void FstopTimer::st_edit_ev_enter()
{
deckey.setContext(&expctx);
}
void FstopTimer::st_edit_ev_poll()
{
if(deckey.poll()){
if(expctx.exitcode != Keypad::KP_C){
current.getStep(expnum).stops=expctx.result;
}
current.getStep(expnum).display(disp, dispbuf, false);
// sly state change without expnum=0
curstate=ST_EDIT;
}
}
void FstopTimer::st_edit_grade_enter()
{
deckey.setContext(&gradectx);
}
void FstopTimer::st_edit_grade_poll()
{
if(deckey.poll()){
if(expctx.exitcode != Keypad::KP_C){
// current.getStep(expnum).grade=constrain(gradectx.result, MINGRADE, MAXGRADE);
// Round to units of 5. Always rounds down, but that's ok.
unsigned char temp = (gradectx.result / 5)*5;
current.getStep(expnum).grade=constrain(temp, currentPaper.minGrade, currentPaper.maxGrade);
}
current.getStep(expnum).display(disp, dispbuf, false);
// sly state change without expnum=0
curstate=ST_EDIT;
}
}
void FstopTimer::st_edit_text_enter()
{
keys.setContext(&smsctx);
}
void FstopTimer::st_edit_text_poll()
{
if(keys.poll()){
if(smsctx.exitcode != Keypad::KP_C){
strcpy(current.getStep(expnum).text, smsctx.buffer);
}
current.getStep(expnum).display(disp, dispbuf, false);
curstate=ST_EDIT;
}
}
void FstopTimer::st_io_enter()
{
disp.clear();
disp.print("A: New B: Load");
disp.setCursor(0, 1);
disp.print("C: Save D: Main");
}
void FstopTimer::st_io_poll()
{
if(keys.available()){
char ch=keys.readAscii();
switch(ch){
case 'A':
current.clear();
changeState(ST_EDIT);
break;
case 'B':
changeState(ST_IO_LOAD);
break;
case 'C':
changeState(ST_IO_SAVE);
break;
case 'D':
changeState(ST_MAIN);
break;
default:
errorBeep();
}
}
}
void FstopTimer::st_io_load_enter()
{
disp.clear();
disp.print("Select Load Slot");
deckey.setContext(&intctx);
}
void FstopTimer::st_io_load_poll()
{
if(deckey.poll()){
disp.clear();
char slot=intctx.result;
if(current.load(slot)){
disp.print("Program Loaded");
}
else{
disp.print("Slot not in 1..7");
errorBeep();
}
delay(1000);
changeState(ST_EDIT);
}
}
void FstopTimer::st_io_save_enter()
{
disp.clear();
disp.print("Select Save Slot");
deckey.setContext(&intctx);
}
void FstopTimer::st_io_save_poll()
{
if(deckey.poll()){
disp.clear();
char slot=intctx.result;
if(slot >= Program::FIRSTSLOT && slot <= Program::LASTSLOT){
current.save(slot);
disp.print("Program Saved");
}
else{
disp.print("Slot not in 1..7");
errorBeep();
}
delay(1000);
changeState(ST_MAIN);
}
}
void FstopTimer::st_paper_enter()
{
disp.clear();
disp.print("A: Display B: Load");
disp.setCursor(0, 1);
disp.print("C: Main");
}
void FstopTimer::st_paper_poll()
{
if(keys.available()){
char ch=keys.readAscii();
switch(ch){
case 'A':
current.clear();
changeState(ST_PAPER_DISPLAY);
break;
case 'B':
changeState(ST_PAPER_LOAD);
break;
case 'C':
changeState(ST_MAIN);
break;
default:
errorBeep();
}
}
}
void FstopTimer::st_paper_display_enter()
{
disp.clear();
disp.print("Paper:");
disp.setCursor(0, 1);
disp.print(currentPaper.getName());
disp.setCursor(0, 2);
String line;
line = "Grades: ";
line += currentPaper.minGrade;
line += "-";
line += currentPaper.maxGrade;
disp.print(line);
}
void FstopTimer::st_paper_display_poll()
{
if(keys.available()){
char ch=keys.readAscii();
switch(ch){
case 'C':
changeState(ST_PAPER);
break;
default:
errorBeep();
}
}
}
void FstopTimer::st_paper_load_enter()
{
disp.clear();
disp.print("Select Load Paper");
deckey.setContext(&paperctx);
}
void FstopTimer::st_paper_load_poll()
{
if(deckey.poll()){
disp.clear();
char paper=paperctx.result;
if(currentPaper.load(paper)){
disp.print("Paper Loaded");
}
else{
disp.print("Paper not in 0..9");
errorBeep();
}
delay(1000);
changeState(ST_PAPER_DISPLAY);
}
}
void FstopTimer::st_comms_enter()
{
comms.reset();
}
void FstopTimer::st_comms_poll()
{
if(comms.poll()){
changeState(ST_MAIN);
}
}
void FstopTimer::st_test_enter()
{
disp.clear();
disp.print("A:");
disp.print(stripcover ? "Cover" : "Indiv");
disp.print(" B:Change");
disp.setCursor(0, 1);
disp.print("*: Change Grade");
disp.setCursor(0, 2);
disp.print("Grade:");
// print grade
char used=0;
char buf[21];
itoa(stripgrade, buf, 10);
used+=strlen(buf);
disp.print(buf);
disp.setCursor(0, 3);
dtostrf(0.01f*stripbase, 0, 2, dispbuf);
disp.print(dispbuf);
disp.print(" by ");
dtostrf(0.01f*stripstep, 0, 2, dispbuf);
disp.print(dispbuf);
disp.setCursor(19, 3);
disp.print(drydown_apply ? "D" : " ");
rotary.getDelta();
}
void FstopTimer::st_test_poll()
{
bool go=false;
if (button.hadPress() || footswitch.hadPress()){
go = true;
}
if(keys.available()){
char ch=keys.readAscii();
switch(ch){
case 'A':
// toggle type
stripcover=!stripcover;
EEPROM.write(EE_STRIPCOV, stripcover);
changeState(ST_TEST);
break;
case 'B':
// change exposures
changeState(ST_TEST_CHANGEB);
break;
case 'C':
// main menu
changeState(ST_MAIN);
break;
case 'D':
// toggle drydown
toggleDrydown();
changeState(ST_TEST);
break;
case '*':
// change exposures
changeState(ST_TEST_CHANGEGRADE);
break;
case '#':
// perform exposure
go=true;
break;
}
}
int rot=rotary.getDelta();
if(rot != 0){
clampExposure(stripbase, rot*rotexp);
changeState(ST_TEST);
}
if(go){
strip.configureStrip(stripbase, stripstep, stripcover, stripgrade, currentPaper);
exec.setProgram(&strip);
changeState(ST_EXEC);
}
}
void FstopTimer::st_test_changeb_enter()
{
disp.clear();
disp.print("Test Strip Base:");
deckey.setContext(&expctx);
}
void FstopTimer::st_test_changeb_poll()
{
if(deckey.poll()){
if(expctx.exitcode != Keypad::KP_C){
stripbase=expctx.result;
EEPROM.write(EE_STRIPBASE, (stripbase >> 8) & 0xFF);
EEPROM.write(EE_STRIPBASE+1, stripbase & 0xFF);
}
changeState(ST_TEST_CHANGES);
}
}
void FstopTimer::st_test_changegrade_enter()
{
disp.clear();
disp.print("Grade:");
deckey.setContext(&gradectx);
}
void FstopTimer::st_test_changegrade_poll()
{
if(deckey.poll()){
if(gradectx.exitcode != Keypad::KP_C){
unsigned char temp = (gradectx.result / 5)*5;
stripgrade=constrain(temp, MINGRADE, MAXGRADE);
EEPROM.write(EE_STRIPGRADE, stripgrade);
}
changeState(ST_TEST);
}
}
void FstopTimer::st_test_changes_enter()
{
disp.clear();
disp.print("Test Strip Step:");
deckey.setContext(&stepctx);
}
void FstopTimer::st_test_changes_poll()
{
if(deckey.poll()){
if(stepctx.exitcode != Keypad::KP_C){
stripstep=stepctx.result;
EEPROM.write(EE_STRIPSTEP, (stripstep >> 8) & 0xFF);
EEPROM.write(EE_STRIPSTEP+1, stripstep & 0xFF);
}
changeState(ST_TEST);
}
}
void FstopTimer::st_config_enter()
{
disp.clear();
disp.setCursor(0,0);
disp.print("Config A:Rotary");
disp.setCursor(0,1);
disp.print("B:Brite D:Drydn");
disp.setCursor(0,2);
disp.print("0:Cal Light");
}
void FstopTimer::st_config_poll()
{
if(keys.available()){
char ch=keys.readAscii();
switch(ch){
case 'A':
changeState(ST_CONFIG_ROTARY);
break;
case 'B':
// change brightness
++brightness;
if(brightness > BL_MAX)
brightness=BL_MIN;
EEPROM.write(EE_BACKLIGHT, brightness);
setBacklight();
break;
case 'D':
// change drydown
changeState(ST_CONFIG_DRY);
break;
case '0':
changeState(ST_CALIBRATE_LIGHT);
break;
default:
// main menu
changeState(ST_MAIN);
}
}
}
void FstopTimer::st_calibrate_light_enter()
{
disp.clear();
disp.setCursor(0,0);
disp.print("#:Start");
}
void FstopTimer::st_calibrate_light_poll()
{
if(keys.available()){
char ch=keys.readAscii();
switch(ch){
case '#':
calibrateLightSource(SOFT);
calibrateLightSource(HARD);
delay(1000);
changeState(ST_CALIBRATE_LIGHT);
break;
default:
// main menu
changeState(ST_MAIN);
}
}
}
void FstopTimer::calibrateLightSource(Contrast_Enum source)
{
char output_buffer[20];
File dataFile;
SD.mkdir("/cal/");
if (source == SOFT) {
if (SD.exists("/cal/soft.txt")) {
SD.remove("/cal/soft.txt");
}
dataFile = SD.open("/cal/soft.txt", FILE_WRITE);
} else {
if (SD.exists("/cal/hard.txt")) {
SD.remove("/cal/hard.txt");
}
dataFile = SD.open("/cal/hard.txt", FILE_WRITE);
}
if (dataFile) {
disp.setCursor(0, 0);
if (source == SOFT){
disp.print("Reading Soft Light");
} else {
disp.print("Reading Hard Light");
}
dataFile.println("i, ir_spectrum, full_spectrum");
for (int i = 0; i <= 255 ; i++){
disp.setCursor(0, 2);
if (source == SOFT){
leddriver.calibrateOn(255, i, 255, i);
} else {
leddriver.calibrateOn(i, 255, i, 255);
}
delay(500);
uint32_t full_luminosity = tsl.getFullLuminosity();
uint16_t ir_spectrum = full_luminosity >> 16;
uint16_t full_spectrum = full_luminosity & 0xFFFF;
snprintf_P(output_buffer, 20, PSTR("%3d %6d %6d"), i, ir_spectrum, full_spectrum);
disp.print(output_buffer);
dataFile.print(i);
dataFile.print(",");
dataFile.print(ir_spectrum);
dataFile.print(",");
dataFile.println(full_spectrum);
}
leddriver.allOff();
dataFile.close();
} else {
disp.setCursor(0, 0);
disp.print("Error opening file");
}
}
void FstopTimer::st_config_dry_enter()
{
disp.clear();
disp.print("Drydown Factor:");
deckey.setContext(&dryctx);
}
void FstopTimer::st_config_dry_poll()
{
if(deckey.poll()){
disp.clear();
if(dryctx.exitcode == Keypad::KP_C){
disp.print("Cancelled");
}
else{
drydown=abs(dryctx.result);
EEPROM.write(EE_DRYDOWN, drydown);
disp.print("Changed");
}
disp.setCursor(0, 1);
disp.print("Drydown = ");
dtostrf(0.01f*drydown, 0, 2, dispbuf);
disp.print(dispbuf);
delay(1000);
changeState(ST_MAIN);
}
}
void FstopTimer::st_config_rotary_enter()
{
disp.clear();
disp.print("Rotary Step:");
deckey.setContext(&dryctx);
}
void FstopTimer::st_config_rotary_poll()
{
if(deckey.poll()){
disp.clear();
if(dryctx.exitcode == Keypad::KP_C){
disp.print("Cancelled");
}