Merge pull request #378 from cyberman54/development

LED matrix display improvements

include/display.h

@@ -9,8 +9,7 @@ extern uint8_t DisplayIsOn;
 extern HAS_DISPLAY u8x8;
 
 void init_display(const char *Productname, const char *Version);
-void refreshtheDisplay(void);
+void refreshTheDisplay(bool nextPage = false);
-void refreshtheDisplay(bool nextPage);
 void draw_page(time_t t, uint8_t page);
 void DisplayKey(const uint8_t *key, uint8_t len, bool lsb);
 

include/ledmatrixdisplay.h

@@ -8,8 +8,8 @@ extern uint8_t MatrixDisplayIsOn;
 
 extern LEDMatrix matrix;
 
-void init_matrix_display(const char *Productname, const char *Version);
+void init_matrix_display(bool reverse = false);
-void refreshTheMatrixDisplay(void);
+void refreshTheMatrixDisplay(bool nextPage = false);
 void DrawNumber(String strNum, uint8_t iDotPos = 0);
 uint8_t GetCharFromFont(char cChar);
 uint8_t GetCharWidth(char cChar);

include/ledmatrixfonts.h

@@ -20,9 +20,12 @@ struct FONT_INFO {
   const uint8_t *Bitmap;
 };
 
-// Font data for Microsoft Sans Serif 11pt
+// Font data for Arial Narrow 17pt
 extern const uint8_t arialNarrow_17ptBitmaps[];
+extern const FONT_INFO arialNarrow_17ptFontInfo;
+extern const FONT_CHAR_INFO arialNarrow_17ptDescriptors[];
 
+// Font data for Gill Sans MT Condensed 18pt
 extern const uint8_t gillSansMTCondensed_18ptBitmaps[];
 extern const FONT_INFO gillSansMTCondensed_18ptFontInfo;
 extern const FONT_CHAR_INFO gillSansMTCondensed_18ptDescriptors[];

src/button.cpp

@@ -23,8 +23,13 @@ void button_init(int pin) {
 
   b->setOnClicked([]() {
 #ifdef HAS_DISPLAY
-    refreshtheDisplay(true); // switch to next display page
+    refreshTheDisplay(true); // switch to next display page
-#else
+#endif
+#ifdef HAS_MATRIX_DISPLAY
+    refreshTheMatrixDisplay(true); // switch to next display page
+#endif
+
+#if (!defined HAS_DISPLAY) && (!defined HAS_MATRIX_DISPLAY)
     payload.reset();
     payload.addButton(0x01);
     SendPayload(BUTTONPORT, prio_normal);

src/display.cpp

@@ -129,16 +129,17 @@ void init_display(const char *Productname, const char *Version) {
   }                     // mutex
 } // init_display
 
-void refreshtheDisplay(bool nextPage) {
+void refreshTheDisplay(bool nextPage) {
 
   static uint8_t DisplayPage = 0;
-  const time_t t =
-      myTZ.toLocal(now()); // note: call now() here *before* locking mutex!
 
   // if display is switched off we don't refresh it to relax cpu
   if (!DisplayIsOn && (DisplayIsOn == cfg.screenon))
     return;
 
+  const time_t t =
+      myTZ.toLocal(now()); // note: call now() here *before* locking mutex!
+
   // block i2c bus access
   if (I2C_MUTEX_LOCK()) {
 
@@ -160,8 +161,6 @@ void refreshtheDisplay(bool nextPage) {
   } // mutex
 } // refreshDisplay()
 
-void refreshtheDisplay() { refreshtheDisplay(false); }
-
 void draw_page(time_t t, uint8_t page) {
 
   char timeState, buff[16];

src/irqhandler.cpp

@@ -36,7 +36,7 @@ void irqHandler(void *pvParameters) {
 // display needs refresh?
 #ifdef HAS_DISPLAY
     if (InterruptStatus & DISPLAY_IRQ)
-      refreshtheDisplay();
+      refreshTheDisplay();
 #endif
 
 // LED Matrix display needs refresh?

src/ledmatrixdisplay.cpp

@@ -3,12 +3,14 @@
 #include "globals.h"
 
 #define NUMCHARS 5
+#define MATRIX_DISPLAY_PAGES (2) // number of display pages
 
 // local Tag for logging
 static const char TAG[] = __FILE__;
 
 uint8_t MatrixDisplayIsOn = 0;
 static unsigned long ulLastNumMacs = 0;
+static time_t ulLastTime = myTZ.toLocal(now());
 
 LEDMatrix matrix(LED_MATRIX_LA_74138, LED_MATRIX_LB_74138, LED_MATRIX_LC_74138,
                  LED_MATRIX_LD_74138, LED_MATRIX_EN_74138, LED_MATRIX_DATA_R1,
@@ -17,19 +19,27 @@ LEDMatrix matrix(LED_MATRIX_LA_74138, LED_MATRIX_LB_74138, LED_MATRIX_LC_74138,
 // Display Buffer 128 = 64 * 16 / 8
 uint8_t displaybuf[LED_MATRIX_WIDTH * LED_MATRIX_HEIGHT / NUMCHARS];
 
+// --- SELECT YOUR FONT HERE ---
 const FONT_INFO *ActiveFontInfo = &digital7_18ptFontInfo;
+//const FONT_INFO *ActiveFontInfo = &arialNarrow_17ptFontInfo;
+//const FONT_INFO *ActiveFontInfo = &gillSansMTCondensed_18ptFontInfo;
+//const FONT_INFO *ActiveFontInfo = &gillSansMTCondensed_16ptFontInfo;
+
 const uint8_t *iaActiveFont = ActiveFontInfo->Bitmap;
 const FONT_CHAR_INFO *ActiveFontCharInfo = ActiveFontInfo->Descriptors;
 
-void init_matrix_display(const char *Productname, const char *Version) {
+void init_matrix_display(bool reverse) {
   ESP_LOGI(TAG, "Initializing LED Matrix display");
   matrix.begin(displaybuf, LED_MATRIX_WIDTH, LED_MATRIX_HEIGHT);
-  //matrix.reverse();
+  if (reverse)
+    matrix.reverse();
   matrix.clear();
   DrawNumber(String("0"));
 } // init_display
 
-void refreshTheMatrixDisplay() {
+void refreshTheMatrixDisplay(bool nextPage) {
+  static uint8_t DisplayPage = 0;
+  char buff[16];
 
   // if Matrixdisplay is switched off we don't refresh it to relax cpu
   if (!MatrixDisplayIsOn && (MatrixDisplayIsOn == cfg.screenon))
@@ -40,13 +50,38 @@ void refreshTheMatrixDisplay() {
     MatrixDisplayIsOn = cfg.screenon;
   }
 
+  if (nextPage) {
+    DisplayPage =
+        (DisplayPage >= MATRIX_DISPLAY_PAGES - 1) ? 0 : (DisplayPage + 1);
+    matrix.clear();
+  }
+
+  switch (DisplayPage % MATRIX_DISPLAY_PAGES) {
+
+    // page 0: pax
+    // page 1: time
+
+  case 0:
+
     if (ulLastNumMacs != macs.size()) {
       ulLastNumMacs = macs.size();
       matrix.clear();
-    DrawNumber(String(macs.size()));
+      DrawNumber(String(ulLastNumMacs));
-    ESP_LOGI(TAG, "Setting display to counter: %lu", macs.size());
     }
 
+  case 1:
+
+    const time_t t = myTZ.toLocal(now());
+    if (ulLastTime != t) {
+      ulLastTime = t;
+      matrix.clear();
+      snprintf(buff, sizeof(buff), "%02d:%02d:%02d", hour(t), minute(t),
+               second(t));
+      DrawNumber(String(buff));
+    }
+
+  } // switch page
+
   matrix.scan();
 }
 
@@ -54,12 +89,8 @@ void refreshTheMatrixDisplay() {
 void DrawChar(uint16_t x, uint16_t y, char cChar) {
   // Get address of char in font char descriptor from font descriptor
   auto CharDescAddress = (cChar - ActiveFontInfo->StartChar);
-
   // Get offset of char into font bitmap
   uint16_t FontBitmapOffset = ActiveFontCharInfo[CharDescAddress].offset;
-  // Serial.printf("Address of %c is %i, bitmap offset is %u\r\n", cChar,
-  //              CharDescAddress, FontBitmapOffset);
-
   // Check font height, if it's less than matrix height we need to
   // add some empty lines to font does not stick to the top
   if (ActiveFontInfo->CharHeight < (LED_MATRIX_HEIGHT - y)) {
@@ -73,7 +104,6 @@ void DrawChar(uint16_t x, uint16_t y, char cChar) {
 
   int iDst = (x / 8) + (y * 8);
   int Shift = x % 8;
-  // Serial.printf("Got hex '%x'\r\n", pSrc);
   for (uint8_t i = 0; i < ActiveFontCharInfo[CharDescAddress].height; i++) {
     int iDigitA = iaActiveFont[FontBitmapOffset];
 
@@ -102,16 +132,9 @@ void DrawNumber(String strNum, uint8_t iDotPos) {
   uint8_t iNumLength = strNum.length();
   uint8_t iDigitPos = 0;
 
-  // Serial.printf("Showing number '%s' (length: %i)\r\n", strNum.c_str(),
-  //              iNumLength);
   for (int i = 0; i < iNumLength; i++) {
-    // Serial.printf("Showing char '%c' at x:%i y:%i\r\n",
-    // strNum.charAt(i),
-    //              iDigitPos, 0);
     DrawChar(iDigitPos, 0, strNum.charAt(i));
     if (i + 1 == iDotPos) {
-      // matrix.drawRect((iDigitPos * 8) - 1, 15, iDigitPos * 8,
-      // 16, 1);
       iDigitPos = iDigitPos + GetCharWidth(strNum.charAt(i)) +
                   ActiveFontInfo->SpaceWidth;
       DrawChar(iDigitPos, 0, '.');
@@ -134,10 +157,8 @@ uint8_t GetCharFromFont(char cChar) {
 uint8_t GetCharWidth(char cChar) {
   // Get address of char in font char descriptor from font descriptor
   auto CharDescAddress = (cChar - ActiveFontInfo->StartChar);
-
   // Get offset of char into font bitmap
   auto CharDescriptor = ActiveFontCharInfo[CharDescAddress];
-  // Serial.printf("Char %c is %i wide\r\n", cChar, CharDescriptor.width);
   return CharDescriptor.width;
 }
 

src/ledmatrixfonts.cpp

@@ -205,6 +205,35 @@ const uint8_t arialNarrow_17ptBitmaps[] = {
     0b00011100, 0b00000000, //    ###
 };
 
+// Character descriptors for Arial Narrow 17pt
+// { [Char width in bits], [Char height in bits], [Offset into
+// arialNarrow_17ptBitmaps in bytes] }
+const FONT_CHAR_INFO arialNarrow_17ptDescriptors[] = {
+    {10, 16, 0},   // -
+    {0, 0, 0},     // .
+    {0, 0, 0},     // /
+    {10, 16, 32},  // 0
+    {10, 16, 64},  // 1
+    {10, 16, 80},  // 2
+    {10, 16, 112}, // 3
+    {10, 16, 144}, // 4
+    {10, 16, 176}, // 5
+    {10, 16, 208}, // 6
+    {10, 16, 240}, // 7
+    {10, 16, 272}, // 8
+    {10, 16, 304}, // 9
+};
+
+// Font information for Arial Narrow 17pt
+
+const FONT_INFO arialNarrow_17ptFontInfo = {
+    16,                           //  Character height
+    '-',                         //  Start character
+    '9',                         //  End character
+    2,                           //  Width, in pixels, of space character
+    arialNarrow_17ptDescriptors, //  Character descriptor array
+    arialNarrow_17ptBitmaps};    //  Character bitmap array
+
 //
 //  Font data for Gill Sans MT Condensed 18pt
 //
@@ -431,7 +460,7 @@ const FONT_CHAR_INFO gillSansMTCondensed_18ptDescriptors[] = {
 
 // Font information for Gill Sans MT Condensed 18pt
 const FONT_INFO gillSansMTCondensed_18ptFontInfo = {
-    2,   //  Character height
+    16,   //  Character height
     '-', //  Start character
     '9', //  End character
     2,   //  Width, in pixels, of space character
@@ -642,7 +671,7 @@ const FONT_CHAR_INFO gillSansMTCondensed_16ptDescriptors[] = {
 
 // Font information for Gill Sans MT Condensed 16pt
 const FONT_INFO gillSansMTCondensed_16ptFontInfo = {
-    2,   //  Character height
+    14,   //  Character height
     '-', //  Start character
     '9', //  End character
     2,   //  Width, in pixels, of space character

src/main.cpp

@@ -314,7 +314,7 @@ void setup() {
 #ifdef HAS_MATRIX_DISPLAY
   strcat_P(features, " LED_MATRIX");
   MatrixDisplayIsOn = cfg.screenon;
-  init_matrix_display(PRODUCTNAME, PROGVERSION); // note: blocking call
+  init_matrix_display(); // note: blocking call
 #endif
 
 // show payload encoder