Refactor string usage
This commit is contained in:
Gregory Schmidt
parent
6cd770b4c7
commit
d47157eec3
@ -11,7 +11,6 @@ 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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//char ssDisplayBuffer[WLED_SS_BUFFLEN+1]; //Runtime buffer of what should be displayed.
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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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@ -30,8 +29,7 @@ private:
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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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//char ssDisplayMask[WLED_SS_BUFFLEN+1] = "HHMMSS"; //Physical Display Mask, this should reflect physical equipment.
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String ssDisplayMask = "HHMMSS";
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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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@ -47,7 +45,21 @@ private:
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int ssDisplayConfig = 5; //Physical configuration of the Seven segment display
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String ssDisplayMessage = "testing123";
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bool ssTimeEnabled = true; //If not, display message.
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unsigned long ssScrollSpeed = 1000; //Time between advancement of extended message scrolling, in milliseconds.
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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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@ -134,7 +146,7 @@ private:
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{
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//Start pixels at ssStartLED, Use ssLEDPerSegment, ssLEDPerPeriod, ssDisplayBuffer
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int indexLED = 0;
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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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@ -174,7 +186,7 @@ private:
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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, 0x000000);
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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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@ -183,13 +195,22 @@ private:
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char _overlaySevenSegmentGetCharMask(char var)
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{
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//ssCharacterMask
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if (var > 0x60) //Essentially a "toLower" call.
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var -= 0x20;
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if (var > 0x39) //Meaning it is a non-numeric
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var -= 0x07;
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var -= 0x30; //Shift ascii down to start numeric 0 at index 0.
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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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@ -246,84 +267,70 @@ private:
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return result;
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}
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void _publishMQTTint(const char* subTopic, int value)
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void _publishMQTTint_P(const char* subTopic, int value)
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{
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char buffer[64];
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char valBuffer[12];
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sprintf_P(buffer, PSTR("%s/sevenSeg/%s"), mqttDeviceTopic, subTopic);
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sprintf_P(buffer, PSTR("%s/sevenSeg/%S"), mqttDeviceTopic, subTopic);
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Serial.println(buffer);
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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(const char* subTopic, String Value)
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void _publishMQTTstr_P(const char* subTopic, String Value)
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{
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char buffer[64];
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sprintf_P(buffer, PSTR("%s/sevenSeg/%s"), mqttDeviceTopic, subTopic);
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sprintf_P(buffer, PSTR("%s/sevenSeg/%S"), mqttDeviceTopic, 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(PSTR("perSegment"), ssLEDPerSegment);
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_publishMQTTint(PSTR("perPeriod"), ssLEDPerPeriod);
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_publishMQTTint(PSTR("startIdx"), ssStartLED);
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_publishMQTTint(PSTR("displayCfg"), ssDisplayConfig);
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_publishMQTTint(PSTR("timeEnable"), ssTimeEnabled);
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_publishMQTTint(PSTR("scrollSpd"), ssScrollSpeed);
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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(PSTR("displayMask"), ssDisplayMask);
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_publishMQTTstr(PSTR("displayMsg"), ssDisplayMessage);
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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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void _handleMQTT(char *topic, char *payload)
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bool _cmpIntSetting_P(char* topic, char* payload, const char* setting, void* value){
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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(strcmp_P(topic, PSTR("perSegment"))==0)
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{
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ssLEDPerSegment = strtol(payload, NULL, 10);
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_publishMQTTint(topic, ssLEDPerSegment);
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return;
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}
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if(strcmp_P(topic, PSTR("perPeriod"))==0)
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{
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ssLEDPerPeriod = strtol(payload, NULL, 10);
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_publishMQTTint(topic, ssLEDPerPeriod);
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return;
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}
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if(strcmp_P(topic, PSTR("startIdx"))==0)
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{
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ssStartLED = strtol(payload, NULL, 10);
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_publishMQTTint(topic, ssStartLED);
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return;
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}
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if(strcmp_P(topic, PSTR("displayCfg"))==0)
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{
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ssDisplayConfig = strtol(payload, NULL, 10);
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_publishMQTTint(topic, ssDisplayConfig);
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return;
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}
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if(strcmp_P(topic, PSTR("timeEnable"))==0)
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{
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ssTimeEnabled = strtol(payload, NULL, 10);
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ssDoDisplayTime = ssTimeEnabled;
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_publishMQTTint(topic, ssTimeEnabled);
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return;
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}
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if(strcmp_P(topic, PSTR("scrollSpd"))==0)
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{
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ssScrollSpeed = strtol(payload, NULL, 10);
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_publishMQTTint(topic, ssScrollSpeed);
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return;
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}
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if(strcmp_P(topic, PSTR("displayMask"))==0)
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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))
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return true;
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if (_cmpIntSetting_P(topic, payload, _str_timeEnabled, &ssTimeEnabled))
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return true;
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if (_cmpIntSetting_P(topic, payload, _str_scrollSpd, &ssScrollSpeed))
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return true;
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if(strcmp_P(topic, _str_displayMask)==0)
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{
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ssDisplayMask = String(payload);
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ssDisplayBuffer = ssDisplayMask;
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_publishMQTTstr(topic, ssDisplayMask);
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return;
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_publishMQTTstr_P(_str_displayMask, ssDisplayMask);
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return true;
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}
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if(strcmp_P(topic, PSTR("displayMsg"))==0)
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if(strcmp_P(topic, _str_displayMsg)==0)
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{
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setSevenSegmentMessage(String(payload));
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return;
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return true;
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}
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return false;
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}
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public:
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@ -344,7 +351,7 @@ public:
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//If the message isn't the same, update runtime/mqtt (most calls will be resetting message scroll)
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if(!ssDisplayMessage.equals(message))
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{
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_publishMQTTstr(PSTR("displayMsg"), message);
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_publishMQTTstr_P(_str_displayMsg, message);
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ssDisplayMessage = message;
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}
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}
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@ -416,7 +423,7 @@ public:
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{
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//Trim /set and handle it
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topic[topicLen - 4] = '\0';
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_handleMQTT(topic, payload);
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_handleSetting(topic, payload);
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}
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return true;
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@ -424,41 +431,41 @@ public:
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void addToConfig(JsonObject& root)
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{
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JsonObject top = root[FPSTR("sevenseg")];
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JsonObject top = root[FPSTR(_str_sevenSeg)];
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if (top.isNull()) {
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top = root.createNestedObject(FPSTR("sevenseg"));
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top = root.createNestedObject(FPSTR(_str_sevenSeg));
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}
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top[FPSTR("perSegment")] = ssLEDPerSegment;
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top[FPSTR("perPeriod")] = ssLEDPerPeriod;
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top[FPSTR("startIdx")] = ssStartLED;
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top[FPSTR("displayMask")] = ssDisplayMask;
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top[FPSTR("displayCfg")] = ssDisplayConfig;
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top[FPSTR("displayMsg")] = ssDisplayMessage;
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top[FPSTR("timeEnable")] = ssTimeEnabled;
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top[FPSTR("scrollSpd")] = ssScrollSpeed;
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top[FPSTR(_str_perSegment)] = ssLEDPerSegment;
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top[FPSTR(_str_perPeriod)] = ssLEDPerPeriod;
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top[FPSTR(_str_startIdx)] = ssStartLED;
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top[FPSTR(_str_displayMask)] = ssDisplayMask;
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top[FPSTR(_str_displayCfg)] = ssDisplayConfig;
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top[FPSTR(_str_displayMsg)] = ssDisplayMessage;
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top[FPSTR(_str_timeEnabled)] = ssTimeEnabled;
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top[FPSTR(_str_scrollSpd)] = ssScrollSpeed;
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}
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bool readFromConfig(JsonObject& root)
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{
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JsonObject top = root[FPSTR("sevenseg")];
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JsonObject top = root[FPSTR(_str_sevenSeg)];
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bool configComplete = !top.isNull();
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//if sevenseg section doesn't exist return
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if(!configComplete) return configComplete;
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configComplete &= getJsonValue(top[FPSTR("perSegment")], ssLEDPerSegment);
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configComplete &= getJsonValue(top[FPSTR("perPeriod")], ssLEDPerPeriod);
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configComplete &= getJsonValue(top[FPSTR("startIdx")], ssStartLED);
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configComplete &= getJsonValue(top[FPSTR("displayMask")], ssDisplayMask);
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configComplete &= getJsonValue(top[FPSTR("displayCfg")], ssDisplayConfig);
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configComplete &= getJsonValue(top[FPSTR(_str_perSegment)], ssLEDPerSegment);
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configComplete &= getJsonValue(top[FPSTR(_str_perPeriod)], ssLEDPerPeriod);
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configComplete &= getJsonValue(top[FPSTR(_str_startIdx)], ssStartLED);
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configComplete &= getJsonValue(top[FPSTR(_str_displayMask)], ssDisplayMask);
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configComplete &= getJsonValue(top[FPSTR(_str_displayCfg)], ssDisplayConfig);
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String newDisplayMessage;
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configComplete &= getJsonValue(top[FPSTR("displayMsg")], newDisplayMessage);
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configComplete &= getJsonValue(top[FPSTR(_str_displayMsg)], newDisplayMessage);
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setSevenSegmentMessage(newDisplayMessage);
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configComplete &= getJsonValue(top[FPSTR("timeEnable")], ssTimeEnabled);
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configComplete &= getJsonValue(top[FPSTR("scrollSpd")], ssScrollSpeed);
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configComplete &= getJsonValue(top[FPSTR(_str_timeEnabled)], ssTimeEnabled);
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configComplete &= getJsonValue(top[FPSTR(_str_scrollSpd)], ssScrollSpeed);
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return configComplete;
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}
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@ -471,4 +478,14 @@ public:
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{
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return USERMOD_ID_SEVEN_SEGMENT_DISPLAY;
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}
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};
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};
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const char SevenSegmentDisplay::_str_perSegment[] PROGMEM = "perSegment";
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const char SevenSegmentDisplay::_str_perPeriod[] PROGMEM = "perPeriod";
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const char SevenSegmentDisplay::_str_startIdx[] PROGMEM = "startIdx";
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const char SevenSegmentDisplay::_str_displayCfg[] PROGMEM = "displayCfg";
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const char SevenSegmentDisplay::_str_timeEnabled[] PROGMEM = "timeEnabled";
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const char SevenSegmentDisplay::_str_scrollSpd[] PROGMEM = "scrollSpd";
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const char SevenSegmentDisplay::_str_displayMask[] PROGMEM = "displayMask";
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const char SevenSegmentDisplay::_str_displayMsg[] PROGMEM = "displayMsg";
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const char SevenSegmentDisplay::_str_sevenSeg[] PROGMEM = "sevenSeg";
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