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121 lines
2.7 KiB
121 lines
2.7 KiB
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#include "WebServer.h"
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#define LED_PIN 13
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int8_t blinking = 0;
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int8_t frequency = 10;
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uint8_t pattern = 2;
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uint16_t elapse = 100;
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uint16_t elapse_delta = 200;
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uint32_t next_ts = 0;
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void ledHtmlCallback(WebServerCommand command, char * data, int dataLen);
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const char ledURL[] PROGMEM = "/LED.html.json";
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const WebMethod PROGMEM methods[] = {
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{ ledURL, ledHtmlCallback },
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{ NULL, NULL },
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};
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WebServer webServer(Serial, methods);
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void setup()
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{
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Serial.begin(57600);
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webServer.init();
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pinMode(LED_PIN, OUTPUT);
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digitalWrite(LED_PIN, false);
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}
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void loop()
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{
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webServer.loop();
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if( blinking )
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{
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if( next_ts <= millis() )
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{
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digitalWrite(LED_PIN, !digitalRead(LED_PIN));
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next_ts += elapse;
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elapse = elapse_delta - elapse;
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}
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}
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}
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void ledHtmlCallback(WebServerCommand command, char * data, int dataLen)
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{
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switch(command)
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{
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case BUTTON_PRESS:
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if( strcmp_P(data, PSTR("btn_on") ) == 0 )
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{
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blinking = 0;
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digitalWrite(LED_PIN, true);
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} else if( strcmp_P(data, PSTR("btn_off") ) == 0 )
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{
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blinking = 0;
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digitalWrite(LED_PIN, false);
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} else if( strcmp_P(data, PSTR("btn_blink") ) == 0 )
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{
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blinking = 1;
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next_ts = millis() + elapse;
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}
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break;
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case SET_FIELD:
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if( strcmp_P(data, PSTR("frequency") ) == 0 )
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{
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frequency = webServer.getArgInt();
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digitalWrite(LED_PIN, false);
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elapse_delta = 2000 / frequency;
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elapse = pattern * elapse_delta / 4;
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}
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else if( strcmp_P(data, PSTR("pattern") ) == 0 )
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{
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char * arg = webServer.getArgString();
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if( strcmp_P(arg, PSTR("25_75")) == 0 )
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pattern = 1;
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else if( strcmp_P(arg, PSTR("50_50")) == 0 )
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pattern = 2;
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else if( strcmp_P(arg, PSTR("75_25")) == 0 )
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pattern = 3;
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digitalWrite(LED_PIN, false);
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elapse = pattern * elapse_delta / 4;
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}
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break;
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case LOAD:
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webServer.setArgNum(3);
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webServer.setArgInt("frequency", frequency);
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switch(pattern)
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{
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case 1:
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webServer.setArgStringP("pattern", PSTR("25_75"));
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break;
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case 2:
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webServer.setArgStringP("pattern", PSTR("50_50"));
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break;
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case 3:
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webServer.setArgStringP("pattern", PSTR("75_25"));
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break;
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}
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case REFRESH:
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if( command == REFRESH )
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webServer.setArgNum(1);
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if( blinking )
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webServer.setArgStringP("text", PSTR("LED is blinking"));
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else
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webServer.setArgStringP("text", digitalRead(LED_PIN) ? PSTR("LED is turned on") : PSTR("LED is turned off"));
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break;
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default:
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break;
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}
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}
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