Fix for #5 and adding letter support to the fix for #11

toblum · Jun 1, 2021 · aa8fff7 · aa8fff7
1 parent cbffc87
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diff --git a/examples/ESP32_I2S_DMA_Matrix/SetNumbers/AlphaTest/AlphaTest.ino b/examples/ESP32_I2S_DMA_Matrix/SetNumbers/AlphaTest/AlphaTest.ino
@@ -0,0 +1,141 @@
+/*******************************************************************
+    Example showing writing text using the TetrisAnimation
+    library for the ESP32.
+ *                                                                 *
+    Written by Brian Lough (witnessmenow on Github)
+
+ *******************************************************************/
+
+// ----------------------------
+// Standard Libraries - Already Installed if you have ESP32 set up
+// ----------------------------
+
+// ----------------------------
+// Additional Libraries - each one of these will need to be installed.
+// ----------------------------
+
+#include <ESP32-RGB64x32MatrixPanel-I2S-DMA.h>
+// This is the library for interfacing with the display
+
+// Can be installed from the library manager (Search for "ESP32 64x32 LED MATRIX")
+// https://github.com/mrfaptastic/ESP32-RGB64x32MatrixPanel-I2S-DMA
+
+// Adafruit GFX library is a dependancy for the matrix Library
+// Can be installed from the library manager
+// https://github.com/adafruit/Adafruit-GFX-Library
+
+#include <TetrisMatrixDraw.h>
+// This library!
+// https://github.com/toblum/TetrisAnimation
+
+
+unsigned long animationDue = 0;
+unsigned long animationDelay = 100; // Smaller number == faster
+bool finishedAnimating = false;
+
+RGB64x32MatrixPanel_I2S_DMA dma_display(true); //true enables the double buffer
+
+// Some standard colors
+uint16_t myRED = dma_display.color565(255, 0, 0);
+uint16_t myGREEN = dma_display.color565(0, 255, 0);
+uint16_t myBLUE = dma_display.color565(0, 0, 255);
+uint16_t myWHITE = dma_display.color565(255, 255, 255);
+uint16_t myYELLOW = dma_display.color565(255, 255, 0);
+uint16_t myCYAN = dma_display.color565(0, 255, 255);
+uint16_t myMAGENTA = dma_display.color565(255, 0, 255);
+uint16_t myBLACK = dma_display.color565(0, 0, 0);
+
+uint16_t myCOLORS[8] = {myRED, myGREEN, myBLUE, myWHITE, myYELLOW, myCYAN, myMAGENTA, myBLACK};
+
+TetrisMatrixDraw tetris(dma_display);
+
+void animationHandler()
+{
+  // Not clearing the display and redrawing it when you
+  // dont need to
+  if (!finishedAnimating) {
+    dma_display.flipDMABuffer();
+    dma_display.fillScreen(myBLACK);
+    finishedAnimating = tetris.drawText(5, 48, 32);
+    //finishedAnimating = tetris.drawNumbers(0, 48, false, 32);
+    dma_display.showDMABuffer();
+  }
+
+}
+
+void drawIntro(int x = 0, int y = 0)
+{
+  tetris.drawChar("T", x, y, myCYAN);
+  tetris.drawChar("e", x + 5, y, myMAGENTA);
+  tetris.drawChar("t", x + 11, y, myYELLOW);
+  tetris.drawChar("r", x + 17, y, myGREEN);
+  tetris.drawChar("i", x + 22, y, myBLUE);
+  tetris.drawChar("s", x + 27, y, myRED);
+
+  tetris.drawChar("T", x + 6, y + 9, myRED);
+  tetris.drawChar("i", x + 11, y + 9, myWHITE);
+  tetris.drawChar("m", x + 16, y + 9, myCYAN);
+  tetris.drawChar("e", x + 22, y + 9, myMAGENTA);
+}
+
+void setup() {
+  Serial.begin(115200);
+  // Intialise display library
+  dma_display.begin();
+  dma_display.fillScreen(myBLACK);
+
+  dma_display.flipDMABuffer();
+  dma_display.fillScreen(myBLACK);
+  drawIntro(10, 10);
+  dma_display.showDMABuffer();
+  delay(2000);
+
+  finishedAnimating = false;
+  tetris.setText("HELLO!");
+
+}
+
+int counter = 0;
+
+void loop() {
+  unsigned long now = millis();
+  if (now > animationDue) {
+    animationHandler();
+    animationDue = now + animationDelay;
+  }
+
+  if (finishedAnimating) {
+    delay(5000);
+    switch (counter) {
+      case 0:
+        tetris.setText("!#$%&'()");
+        break;
+      case 1:
+        tetris.setText("*+,-./");
+        break;
+      case 2:
+        tetris.setText("01234567");
+        break;
+      case 3:
+        tetris.setText("89:;<=>?");
+        break;
+      case 4:
+        tetris.setText("@ABCDEFG");
+        break;
+      case 5:
+        tetris.setText("HIJKLMNO");
+        break;
+      case 6:
+        tetris.setText("PQRSTUVW");
+        break;
+      case 7:
+        tetris.setText("XYZ");
+        break;
+    }
+    counter ++;
+    if(counter > 7){
+      counter = 0;
+    }
+    finishedAnimating = false;
+  }
+}