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@ -0,0 +1,497 @@
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#pragma once
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#include "wled.h"
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class SevenSegmentDisplay : public Usermod
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{
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#define WLED_SS_BUFFLEN 6
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#define REFRESHTIME 497
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private:
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//Runtime variables.
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unsigned long lastRefresh = 0;
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unsigned long lastCharacterStep = 0;
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String ssDisplayBuffer = "";
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char ssCharacterMask[36] = {0x77, 0x11, 0x6B, 0x3B, 0x1D, 0x3E, 0x7E, 0x13, 0x7F, 0x1F, 0x5F, 0x7C, 0x66, 0x79, 0x6E, 0x4E, 0x76, 0x5D, 0x44, 0x71, 0x5E, 0x64, 0x27, 0x58, 0x77, 0x4F, 0x1F, 0x48, 0x3E, 0x6C, 0x75, 0x25, 0x7D, 0x2A, 0x3D, 0x6B};
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int ssDisplayMessageIdx = 0; //Position of the start of the message to be physically displayed.
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bool ssDoDisplayTime = true;
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int ssVirtualDisplayMessageIdxStart = 0;
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int ssVirtualDisplayMessageIdxEnd = 0;
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unsigned long resfreshTime = 497;
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// set your config variables to their boot default value (this can also be done in readFromConfig() or a constructor if you prefer)
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int ssLEDPerSegment = 1; //The number of LEDs in each segment of the 7 seg (total per digit is 7 * ssLedPerSegment)
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int ssLEDPerPeriod = 1; //A Period will have 1x and a Colon will have 2x
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int ssStartLED = 0; //The pixel that the display starts at.
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/* HH - 0-23. hh - 1-12, kk - 1-24 hours
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// MM or mm - 0-59 minutes
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// SS or ss = 0-59 seconds
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// : for a colon
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// All others for alpha numeric, (will be blank when displaying time)
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*/
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String ssDisplayMask = "HHMMSS"; //Physical Display Mask, this should reflect physical equipment.
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/* ssDisplayConfig
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// -------
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// / A / 0 - EDCGFAB
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// / F / B 1 - EDCBAFG
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// / / 2 - GCDEFAB
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// ------- 3 - GBAFEDC
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// / G / 4 - FABGEDC
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// / E / C 5 - FABCDEG
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// / /
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// -------
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// D
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*/
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int ssDisplayConfig = 5; //Physical configuration of the Seven segment display
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String ssDisplayMessage = "~";
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bool ssTimeEnabled = true; //If not, display message.
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unsigned int ssScrollSpeed = 1000; //Time between advancement of extended message scrolling, in milliseconds.
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//String to reduce flash memory usage
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static const char _str_perSegment[];
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static const char _str_perPeriod[];
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static const char _str_startIdx[];
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static const char _str_displayCfg[];
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static const char _str_timeEnabled[];
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static const char _str_scrollSpd[];
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static const char _str_displayMask[];
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static const char _str_displayMsg[];
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static const char _str_sevenSeg[];
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static const char _str_subFormat[];
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static const char _str_topicFormat[];
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unsigned long _overlaySevenSegmentProcess()
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{
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//Do time for now.
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if (ssDoDisplayTime)
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{
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//Format the ssDisplayBuffer based on ssDisplayMask
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int displayMaskLen = static_cast<int>(ssDisplayMask.length());
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for (int index = 0; index < displayMaskLen; index++)
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{
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//Only look for time formatting if there are at least 2 characters left in the buffer.
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if ((index < displayMaskLen - 1) && (ssDisplayMask[index] == ssDisplayMask[index + 1]))
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{
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int timeVar = 0;
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switch (ssDisplayMask[index])
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{
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case 'h':
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timeVar = hourFormat12(localTime);
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break;
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case 'H':
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timeVar = hour(localTime);
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break;
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case 'k':
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timeVar = hour(localTime) + 1;
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break;
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case 'M':
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case 'm':
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timeVar = minute(localTime);
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break;
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case 'S':
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case 's':
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timeVar = second(localTime);
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break;
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}
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//Only want to leave a blank in the hour formatting.
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if ((ssDisplayMask[index] == 'h' || ssDisplayMask[index] == 'H' || ssDisplayMask[index] == 'k') && timeVar < 10)
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ssDisplayBuffer[index] = ' ';
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else
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ssDisplayBuffer[index] = 0x30 + (timeVar / 10);
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ssDisplayBuffer[index + 1] = 0x30 + (timeVar % 10);
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//Need to increment the index because of the second digit.
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index++;
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}
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else
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{
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ssDisplayBuffer[index] = (ssDisplayMask[index] == ':' ? ':' : ' ');
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}
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}
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return REFRESHTIME;
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}
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else
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{
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/* This will handle displaying a message and the scrolling of the message if its longer than the buffer length */
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//Check to see if the message has scrolled completely
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int len = static_cast<int>(ssDisplayMessage.length());
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if (ssDisplayMessageIdx > len)
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{
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//If it has scrolled the whole message, reset it.
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setSevenSegmentMessage(ssDisplayMessage);
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return REFRESHTIME;
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}
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//Display message
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int displayMaskLen = static_cast<int>(ssDisplayMask.length());
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for (int index = 0; index < displayMaskLen; index++)
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{
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if (ssDisplayMessageIdx + index < len && ssDisplayMessageIdx + index >= 0)
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ssDisplayBuffer[index] = ssDisplayMessage[ssDisplayMessageIdx + index];
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else
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ssDisplayBuffer[index] = ' ';
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}
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//Increase the displayed message index to progress it one character if the length exceeds the display length.
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if (len > displayMaskLen)
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ssDisplayMessageIdx++;
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return ssScrollSpeed;
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}
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}
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void _overlaySevenSegmentDraw()
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{
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//Start pixels at ssStartLED, Use ssLEDPerSegment, ssLEDPerPeriod, ssDisplayBuffer
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int indexLED = ssStartLED;
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int displayMaskLen = static_cast<int>(ssDisplayMask.length());
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for (int indexBuffer = 0; indexBuffer < displayMaskLen; indexBuffer++)
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{
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if (ssDisplayBuffer[indexBuffer] == 0)
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break;
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else if (ssDisplayBuffer[indexBuffer] == '.')
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{
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//Won't ever turn off LED lights for a period. (or will we?)
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indexLED += ssLEDPerPeriod;
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continue;
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}
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else if (ssDisplayBuffer[indexBuffer] == ':')
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{
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//Turn off colon if odd second?
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indexLED += ssLEDPerPeriod * 2;
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}
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else if (ssDisplayBuffer[indexBuffer] == ' ')
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{
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//Turn off all 7 segments.
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_overlaySevenSegmentLEDOutput(0, indexLED);
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indexLED += ssLEDPerSegment * 7;
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}
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else
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{
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//Turn off correct segments.
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_overlaySevenSegmentLEDOutput(_overlaySevenSegmentGetCharMask(ssDisplayBuffer[indexBuffer]), indexLED);
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indexLED += ssLEDPerSegment * 7;
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}
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}
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}
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void _overlaySevenSegmentLEDOutput(char mask, int indexLED)
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{
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for (char index = 0; index < 7; index++)
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{
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if ((mask & (0x40 >> index)) != (0x40 >> index))
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{
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for (int numPerSeg = 0; numPerSeg < ssLEDPerSegment; numPerSeg++)
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{
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strip.setPixelColor(indexLED + numPerSeg, 0x000000);
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}
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}
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indexLED += ssLEDPerSegment;
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}
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}
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char _overlaySevenSegmentGetCharMask(char var)
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{
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if (var >= 0x30 && var <= 0x39)
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{ /*If its a number, shift to index 0.*/
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var -= 0x30;
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}
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else if (var >= 0x41 && var <= 0x5a)
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{ /*If its an Upper case, shift to index 0xA.*/
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var -= 0x37;
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}
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else if (var >= 0x61 && var <= 0x7A)
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{ /*If its a lower case, shift to index 0xA.*/
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var -= 0x57;
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}
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else
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{ /* Else unsupported, return 0; */
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return 0;
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}
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char mask = ssCharacterMask[static_cast<int>(var)];
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/*
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0 - EDCGFAB
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1 - EDCBAFG
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2 - GCDEFAB
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3 - GBAFEDC
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4 - FABGEDC
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5 - FABCDEG
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*/
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switch (ssDisplayConfig)
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{
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case 1:
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mask = _overlaySevenSegmentSwapBits(mask, 0, 3, 1);
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mask = _overlaySevenSegmentSwapBits(mask, 1, 2, 1);
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break;
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case 2:
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mask = _overlaySevenSegmentSwapBits(mask, 3, 6, 1);
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mask = _overlaySevenSegmentSwapBits(mask, 4, 5, 1);
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break;
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case 3:
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mask = _overlaySevenSegmentSwapBits(mask, 0, 4, 3);
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mask = _overlaySevenSegmentSwapBits(mask, 3, 6, 1);
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mask = _overlaySevenSegmentSwapBits(mask, 4, 5, 1);
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break;
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case 4:
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mask = _overlaySevenSegmentSwapBits(mask, 0, 4, 3);
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break;
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case 5:
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mask = _overlaySevenSegmentSwapBits(mask, 0, 4, 3);
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mask = _overlaySevenSegmentSwapBits(mask, 0, 3, 1);
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mask = _overlaySevenSegmentSwapBits(mask, 1, 2, 1);
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break;
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}
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return mask;
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}
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char _overlaySevenSegmentSwapBits(char x, char p1, char p2, char n)
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{
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/* Move all bits of first set to rightmost side */
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char set1 = (x >> p1) & ((1U << n) - 1);
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/* Move all bits of second set to rightmost side */
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char set2 = (x >> p2) & ((1U << n) - 1);
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/* Xor the two sets */
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char Xor = (set1 ^ set2);
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/* Put the Xor bits back to their original positions */
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Xor = (Xor << p1) | (Xor << p2);
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/* Xor the 'Xor' with the original number so that the
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two sets are swapped */
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char result = x ^ Xor;
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return result;
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}
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void _publishMQTTint_P(const char *subTopic, int value)
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{
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if(mqtt == NULL) return;
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char buffer[64];
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char valBuffer[12];
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sprintf_P(buffer, PSTR("%s/%S/%S"), mqttDeviceTopic, _str_sevenSeg, subTopic);
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sprintf_P(valBuffer, PSTR("%d"), value);
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mqtt->publish(buffer, 2, true, valBuffer);
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}
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void _publishMQTTstr_P(const char *subTopic, String Value)
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{
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if(mqtt == NULL) return;
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char buffer[64];
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sprintf_P(buffer, PSTR("%s/%S/%S"), mqttDeviceTopic, _str_sevenSeg, subTopic);
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mqtt->publish(buffer, 2, true, Value.c_str(), Value.length());
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}
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void _updateMQTT()
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{
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_publishMQTTint_P(_str_perSegment, ssLEDPerSegment);
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_publishMQTTint_P(_str_perPeriod, ssLEDPerPeriod);
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_publishMQTTint_P(_str_startIdx, ssStartLED);
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_publishMQTTint_P(_str_displayCfg, ssDisplayConfig);
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_publishMQTTint_P(_str_timeEnabled, ssTimeEnabled);
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_publishMQTTint_P(_str_scrollSpd, ssScrollSpeed);
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_publishMQTTstr_P(_str_displayMask, ssDisplayMask);
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_publishMQTTstr_P(_str_displayMsg, ssDisplayMessage);
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}
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bool _cmpIntSetting_P(char *topic, char *payload, const char *setting, void *value)
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{
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if (strcmp_P(topic, setting) == 0)
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{
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*((int *)value) = strtol(payload, NULL, 10);
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_publishMQTTint_P(setting, *((int *)value));
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return true;
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}
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return false;
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}
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bool _handleSetting(char *topic, char *payload)
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{
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if (_cmpIntSetting_P(topic, payload, _str_perSegment, &ssLEDPerSegment))
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return true;
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if (_cmpIntSetting_P(topic, payload, _str_perPeriod, &ssLEDPerPeriod))
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return true;
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if (_cmpIntSetting_P(topic, payload, _str_startIdx, &ssStartLED))
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return true;
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if (_cmpIntSetting_P(topic, payload, _str_displayCfg, &ssDisplayConfig))
|
|
|
|
|
return true;
|
|
|
|
|
if (_cmpIntSetting_P(topic, payload, _str_timeEnabled, &ssTimeEnabled))
|
|
|
|
|
return true;
|
|
|
|
|
if (_cmpIntSetting_P(topic, payload, _str_scrollSpd, &ssScrollSpeed))
|
|
|
|
|
return true;
|
|
|
|
|
if (strcmp_P(topic, _str_displayMask) == 0)
|
|
|
|
|
{
|
|
|
|
|
ssDisplayMask = String(payload);
|
|
|
|
|
ssDisplayBuffer = ssDisplayMask;
|
|
|
|
|
_publishMQTTstr_P(_str_displayMask, ssDisplayMask);
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
if (strcmp_P(topic, _str_displayMsg) == 0)
|
|
|
|
|
{
|
|
|
|
|
setSevenSegmentMessage(String(payload));
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public:
|
|
|
|
|
void setSevenSegmentMessage(String message)
|
|
|
|
|
{
|
|
|
|
|
//If the message isn't blank display it otherwise show time, if enabled.
|
|
|
|
|
if (message.length() < 1 || message == "~")
|
|
|
|
|
ssDoDisplayTime = ssTimeEnabled;
|
|
|
|
|
else
|
|
|
|
|
ssDoDisplayTime = false;
|
|
|
|
|
|
|
|
|
|
//Determine is the message is longer than the display, if it is configure it to scroll the message.
|
|
|
|
|
if (message.length() > ssDisplayMask.length())
|
|
|
|
|
ssDisplayMessageIdx = -ssDisplayMask.length();
|
|
|
|
|
else
|
|
|
|
|
ssDisplayMessageIdx = 0;
|
|
|
|
|
|
|
|
|
|
//If the message isn't the same, update runtime/mqtt (most calls will be resetting message scroll)
|
|
|
|
|
if (!ssDisplayMessage.equals(message))
|
|
|
|
|
{
|
|
|
|
|
_publishMQTTstr_P(_str_displayMsg, message);
|
|
|
|
|
ssDisplayMessage = message;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
//Functions called by WLED
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* setup() is called once at boot. WiFi is not yet connected at this point.
|
|
|
|
|
* You can use it to initialize variables, sensors or similar.
|
|
|
|
|
*/
|
|
|
|
|
void setup()
|
|
|
|
|
{
|
|
|
|
|
ssDisplayBuffer = ssDisplayMask;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* loop() is called continuously. Here you can check for events, read sensors, etc.
|
|
|
|
|
*/
|
|
|
|
|
void loop()
|
|
|
|
|
{
|
|
|
|
|
if (millis() - lastRefresh > resfreshTime)
|
|
|
|
|
{
|
|
|
|
|
//In theory overlaySevenSegmentProcess should return the amount of time until it changes next.
|
|
|
|
|
//So we should be okay to trigger the stripi on every process loop.
|
|
|
|
|
resfreshTime = _overlaySevenSegmentProcess();
|
|
|
|
|
lastRefresh = millis();
|
|
|
|
|
strip.trigger();
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void handleOverlayDraw()
|
|
|
|
|
{
|
|
|
|
|
_overlaySevenSegmentDraw();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void onMqttConnect(bool sessionPresent)
|
|
|
|
|
{
|
|
|
|
|
char subBuffer[48];
|
|
|
|
|
if (mqttDeviceTopic[0] != 0)
|
|
|
|
|
{
|
|
|
|
|
_updateMQTT();
|
|
|
|
|
//subscribe for sevenseg messages on the device topic
|
|
|
|
|
sprintf_P(subBuffer, PSTR("%s/%S/+/set"), mqttDeviceTopic, _str_sevenSeg);
|
|
|
|
|
mqtt->subscribe(subBuffer, 2);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (mqttGroupTopic[0] != 0)
|
|
|
|
|
{
|
|
|
|
|
//subcribe for sevenseg messages on the group topic
|
|
|
|
|
sprintf_P(subBuffer, PSTR("%s/%S/+/set"), mqttGroupTopic, _str_sevenSeg);
|
|
|
|
|
mqtt->subscribe(subBuffer, 2);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
bool onMqttMessage(char *topic, char *payload)
|
|
|
|
|
{
|
|
|
|
|
//If topic beings iwth sevenSeg cut it off, otherwise not our message.
|
|
|
|
|
size_t topicPrefixLen = strlen_P(PSTR("/sevenSeg/"));
|
|
|
|
|
if (strncmp_P(topic, PSTR("/sevenSeg/"), topicPrefixLen) == 0)
|
|
|
|
|
topic += topicPrefixLen;
|
|
|
|
|
else
|
|
|
|
|
return false;
|
|
|
|
|
//We only care if the topic ends with /set
|
|
|
|
|
size_t topicLen = strlen(topic);
|
|
|
|
|
if (topicLen > 4 &&
|
|
|
|
|
topic[topicLen - 4] == '/' &&
|
|
|
|
|
topic[topicLen - 3] == 's' &&
|
|
|
|
|
topic[topicLen - 2] == 'e' &&
|
|
|
|
|
topic[topicLen - 1] == 't')
|
|
|
|
|
{
|
|
|
|
|
//Trim /set and handle it
|
|
|
|
|
topic[topicLen - 4] = '\0';
|
|
|
|
|
_handleSetting(topic, payload);
|
|
|
|
|
}
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void addToConfig(JsonObject &root)
|
|
|
|
|
{
|
|
|
|
|
JsonObject top = root[FPSTR(_str_sevenSeg)];
|
|
|
|
|
if (top.isNull())
|
|
|
|
|
{
|
|
|
|
|
top = root.createNestedObject(FPSTR(_str_sevenSeg));
|
|
|
|
|
}
|
|
|
|
|
top[FPSTR(_str_perSegment)] = ssLEDPerSegment;
|
|
|
|
|
top[FPSTR(_str_perPeriod)] = ssLEDPerPeriod;
|
|
|
|
|
top[FPSTR(_str_startIdx)] = ssStartLED;
|
|
|
|
|
top[FPSTR(_str_displayMask)] = ssDisplayMask;
|
|
|
|
|
top[FPSTR(_str_displayCfg)] = ssDisplayConfig;
|
|
|
|
|
top[FPSTR(_str_displayMsg)] = ssDisplayMessage;
|
|
|
|
|
top[FPSTR(_str_timeEnabled)] = ssTimeEnabled;
|
|
|
|
|
top[FPSTR(_str_scrollSpd)] = ssScrollSpeed;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
bool readFromConfig(JsonObject &root)
|
|
|
|
|
{
|
|
|
|
|
JsonObject top = root[FPSTR(_str_sevenSeg)];
|
|
|
|
|
|
|
|
|
|
bool configComplete = !top.isNull();
|
|
|
|
|
|
|
|
|
|
//if sevenseg section doesn't exist return
|
|
|
|
|
if (!configComplete)
|
|
|
|
|
return configComplete;
|
|
|
|
|
|
|
|
|
|
configComplete &= getJsonValue(top[FPSTR(_str_perSegment)], ssLEDPerSegment);
|
|
|
|
|
configComplete &= getJsonValue(top[FPSTR(_str_perPeriod)], ssLEDPerPeriod);
|
|
|
|
|
configComplete &= getJsonValue(top[FPSTR(_str_startIdx)], ssStartLED);
|
|
|
|
|
configComplete &= getJsonValue(top[FPSTR(_str_displayMask)], ssDisplayMask);
|
|
|
|
|
configComplete &= getJsonValue(top[FPSTR(_str_displayCfg)], ssDisplayConfig);
|
|
|
|
|
|
|
|
|
|
String newDisplayMessage;
|
|
|
|
|
configComplete &= getJsonValue(top[FPSTR(_str_displayMsg)], newDisplayMessage);
|
|
|
|
|
setSevenSegmentMessage(newDisplayMessage);
|
|
|
|
|
|
|
|
|
|
configComplete &= getJsonValue(top[FPSTR(_str_timeEnabled)], ssTimeEnabled);
|
|
|
|
|
configComplete &= getJsonValue(top[FPSTR(_str_scrollSpd)], ssScrollSpeed);
|
|
|
|
|
return configComplete;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* getId() allows you to optionally give your V2 usermod an unique ID (please define it in const.h!).
|
|
|
|
|
* This could be used in the future for the system to determine whether your usermod is installed.
|
|
|
|
|
*/
|
|
|
|
|
uint16_t getId()
|
|
|
|
|
{
|
|
|
|
|
return USERMOD_ID_SEVEN_SEGMENT_DISPLAY;
|
|
|
|
|
}
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
const char SevenSegmentDisplay::_str_perSegment[] PROGMEM = "perSegment";
|
|
|
|
|
const char SevenSegmentDisplay::_str_perPeriod[] PROGMEM = "perPeriod";
|
|
|
|
|
const char SevenSegmentDisplay::_str_startIdx[] PROGMEM = "startIdx";
|
|
|
|
|
const char SevenSegmentDisplay::_str_displayCfg[] PROGMEM = "displayCfg";
|
|
|
|
|
const char SevenSegmentDisplay::_str_timeEnabled[] PROGMEM = "timeEnabled";
|
|
|
|
|
const char SevenSegmentDisplay::_str_scrollSpd[] PROGMEM = "scrollSpd";
|
|
|
|
|
const char SevenSegmentDisplay::_str_displayMask[] PROGMEM = "displayMask";
|
|
|
|
|
const char SevenSegmentDisplay::_str_displayMsg[] PROGMEM = "displayMsg";
|
|
|
|
|
const char SevenSegmentDisplay::_str_sevenSeg[] PROGMEM = "sevenSeg";
|