Textscroller - läuft noch falschrum, aber der Zwischenzustand ist wert, eingecheckt zu werden. :)

NeoPatterns.cpp

@@ -491,39 +491,146 @@ void NeoPatterns::Text(String text, uint8_t interval)
   ActivePattern = TEXT;
   Interval = interval;
   // textlength*8
-  TotalSteps = text.length()*8;
+  TotalSteps = (text.length()-1 ) * 9;
   Index = TotalSteps;
+  // Index = 0;
   Text1 = text;
   // FontChar = fontchar;
   Direction = REVERSE;
-  Color1 = 255*255*255;
+  Color1 = 16711680;
   textposition = 0;
+  // charposition = 0;
   charposition = 0;
 }
 
 void NeoPatterns::TextUpdate()
 {
+  /*
+    uint8_t _r = (uint8_t)(Color1 >> 16);
+    uint8_t _g = (uint8_t)(Color1 >>  8);
+    uint8_t _b = (uint8_t)Color1;
+    Direction = FORWARD;
+    Serial.println(Index);
+    setPixelColor(xyToSimplePos(0,Index), Color(100, 0, 0));
+    TotalSteps = 8;
+    Increment();
+    show();
+    return;
+  */
+
   // textposition++;
+  uint8_t FontChar = Text1[textposition];
+  uint8_t FontCharNext = Text1[textposition + 1];
+
+  // This will only work for 8*8-Pixel Displays, 64 Pixels
+  // The pixel 0,0 is on the lower right (the control access is there)
+
+  // textposition: position within text
+  // charposition: position of the current ("textposition") character, what is being shown of "this" character
+  int charx = 0;
+  
+  // Walk through the whole matrix and display the matching pixel of the character which is supposed to be on charposition
+
+  // _ _ _
+  // _ _ _
+  // _ _ _
+  //
+  // I _ _
+  // I _ _
+  // I _ _
+  //
+  // _ I _
+  // _ I _
+  // _ I _
+  //
+  // 2,2 1,2 0,2
+  // 2,1 1,1 0,1
+  // 2,0 1,0 0,0
+  //
+  // 8 7 6
+  // 3 4 5
+  // 2 1 0
+  //
+
+  clear();
+  for (int x = 0; x < 8; x++) {
+    //charx = 8 - x;
+    for (int y = 0; y < 8; y++) {
+      int currentpos = xyToSimplePos(x,y);
+      // if (charx > charposition) {
+      // x > 8-charposition
+      if (8-x>charposition) {
+        // Display the first character
+        uint64_t mask = 1LL << (uint64_t)charxyToPos(charposition+x, y);
+        Serial.print(".");
+        Serial.print(charposition+x);
+        Serial.print("=");
+        Serial.print(charxyToPos(charposition+x, y));
+        if ( (font[FontChar]&mask) == 0) {
+          setPixelColor(currentpos, Color(0, 0, 100)); //bit is 0 at pos i
+        } else {
+          uint8_t _r = (uint8_t)(Color1 >> 16);
+          uint8_t _g = (uint8_t)(Color1 >>  8);
+          uint8_t _b = (uint8_t)Color1;
+          setPixelColor(currentpos, Color(_r, _g, _b)); //bit is 1 at pos i
+        }
+      } else {
+        // Display the second character
+        uint64_t mask = 1LL << (uint64_t)charxyToPos(charposition+x-9, y);
+        if ( (font[FontCharNext]&mask) == 0) {
+          setPixelColor(currentpos, Color(0, 100, 0)); //bit is 0 at pos i
+        } else {
+          uint8_t _r = (uint8_t)(Color1 >> 16);
+          uint8_t _g = (uint8_t)(Color1 >>  8);
+          uint8_t _b = (uint8_t)Color1;
+          setPixelColor(currentpos, Color(_r, _g, _b)); //bit is 1 at pos i
+        }
+      }
+    }
+  }
+  Serial.println();
+
+  /*
+    // First char
+    for (int x = 0; x < 8-charposition; x++) { // Scroll the first char from right to left
+      for (int y = 0; y < 8; y++) {
+        uint64_t mask = 1LL << (uint64_t)charxyToPos(x, y);
+        if ( (font[FontChar]&mask) == 0) {
+          setPixelColor(xyToSimplePos(x, y), Color(0, 0, 100)); //bit is 0 at pos i
+        } else {
+          uint8_t _r = (uint8_t)(Color1 >> 16);
+          uint8_t _g = (uint8_t)(Color1 >>  8);
+          uint8_t _b = (uint8_t)Color1;
+          setPixelColor(xyToSimplePos(x, y), Color(_r, _g, _b)); //bit is 1 at pos i
+        }
+      }
+    }
+
+    // Second char
+    for (int x = 8-charposition; x < 8; x++) {
+      for (int y = 0; y < 8; y++) {
+        uint64_t mask = 1LL << (uint64_t)charxyToPos(x, y);
+       // uint64_t mask = 1LL << (uint64_t)(x+y);
+        if ( (font[FontCharNext]&mask) == 0) {
+          setPixelColor(xyToSimplePos(x, y), Color(0, 100, 0)); //bit is 0 at pos i
+        } else {
+          uint8_t _r = (uint8_t)(Color1 >> 16);
+          uint8_t _g = (uint8_t)(Color1 >>  8);
+          uint8_t _b = (uint8_t)Color1;
+          setPixelColor(xyToSimplePos(x, y), Color(_r, _g, _b)); //bit is 1 at pos i
+        }
+      }
+    }
+  */
+
+  show();
+
   charposition++;
   if (charposition == 9)
   {
     charposition = 0;
     textposition++;
   }
-  uint8_t FontChar = Text1[textposition];
-  
-  for (int i = 0; i < numPixels(); i++) {
-    uint64_t mask = 1LL << (uint64_t)i;
-    if ( (font[FontChar]&mask) == 0) {
-      setPixelColor(numToPos(i), Color(0, 0, 0)); //bit is 0 at pos i
-    } else {
-      uint8_t _r = (uint8_t)(Color1 >> 16);
-      uint8_t _g = (uint8_t)(Color1 >>  8);
-      uint8_t _b = (uint8_t)Color1;
-      setPixelColor(numToPos(i), Color(_r, _g, _b)); //bit is 1 at pos i
-    }
-  }
-  show();
   Increment();
 }
 
@@ -683,8 +790,8 @@ uint32_t NeoPatterns::Wheel(byte WheelPos)
   }
 }
 
-// Convert x y pixel position to matrix position
+uint8_t NeoPatterns::xyToSimplePos(int x, int y) {
-uint8_t NeoPatterns::xyToPos(int x, int y) {
+  // Alternating rows
   if (y % 2 == 0) {
     return (y * 8 + x);
   } else {
@@ -692,6 +799,19 @@ uint8_t NeoPatterns::xyToPos(int x, int y) {
   }
 }
 
+// Convert x y pixel position to matrix position
+uint8_t NeoPatterns::xyToPos(int x, int y) {
+  if (y % 2 == 0) {
+    return (x + (y * 8));
+  } else {
+    return ((7 - x) + (y * 8));
+  }
+}
+
+uint8_t NeoPatterns::charxyToPos(int x, int y) {
+  return (y * 8 + x);
+}
+
 //convert pixel number to actual 8x8 matrix position
 uint8_t NeoPatterns::numToPos(int num) {
   int x = num % 8;

NeoPatterns.h

@@ -53,6 +53,8 @@ class NeoPatterns : public Adafruit_NeoPixel
     uint32_t Wheel(byte WheelPos);
     uint8_t numToSpiralPos(int num);
     uint8_t xyToPos(int x, int y);
+    uint8_t xyToSimplePos(int x, int y);
+    uint8_t charxyToPos(int x, int y);
     uint8_t numToPos(int num);
     uint8_t getAverage(uint8_t array[], uint8_t i, int x, int y);
     uint32_t parseColor(String value);

esp-pixelbox.ino

@@ -163,7 +163,7 @@ bool onSetIcon(const HomieRange& range, const String& value) {
 
 bool onSetText(const HomieRange& range, const String& value) {
   stopAfterCompletion = true;
-  strip.Text(value);
+  strip.Text(" " + value + " ", 500);
   homieNode.setProperty("text").send(value);
 }