Add lots of graphics libs and show axl readings

1 files changed, 47 insertions, 1 deletions

diff --git a/HelloWorld/HelloWorld.ino b/HelloWorld/HelloWorld.ino
index ad56df4..defcab1 100644
--- a/HelloWorld/HelloWorld.ino
+++ b/HelloWorld/HelloWorld.ino
@@ -1,6 +1,16 @@
-#include"TFT_eSPI.h"
+#include "TFT_eSPI.h"
+#include "ADXL335.h"
+#include "seeed_graphics_define.h"
+#include "seeed_graphics_base.h"
+#include "seeed_line_chart.h"
 
 TFT_eSPI tft;
+ADXL335 axl;
+
+#define max_size 50
+
+doubles accelerator_readings[3];
+TFT_eSprite spr = TFT_eSprite(&tft);
 
 void setup() {
   tft.begin();
@@ -10,8 +20,44 @@ void setup() {
   tft.setTextSize(4);
   tft.drawString("Hello world!", 20, 100);
 
+  spr.createSprite(TFT_HEIGHT, TFT_WIDTH);
+
+  axl.begin();
 }
 
 void loop() {
+    spr.fillSprite(TFT_WHITE);
+    float ax = axl.getAccelerationX();
+    float ay = axl.getAccelerationY();
+    float az = axl.getAccelerationZ();
+
+    if (accelerator_readings[0].size() == max_size) {
+        for (uint8_t i = 0; i<3; i++){
+            accelerator_readings[i].pop();
+        }
+    }
+    accelerator_readings[0].push(ax);
+    accelerator_readings[1].push(ay);
+    accelerator_readings[2].push(az);
+
+    auto header = text(0, 0);
+    header.value("Acceleration Readings");
+    header.align(center);
+    header.valign(vcenter);
+    header.width(tft.width());
+    header.thickness(2);
+    header.height(header.font_height() * 2);
+    header.draw();
+
+    auto content = line_chart(20, header.height());
+    content.height(tft.height() - header.height() * 1.5);
+    content.width(tft.width() - content.x() * 2);
+    content.based_on(-2.0);
+    content.show_circle(false);
+    content.value({accelerator_readings[0],accelerator_readings[1], accelerator_readings[2]});
+    content.color(TFT_BLUE, TFT_RED, TFT_GREEN);
+    content.draw();
 
+    spr.pushSprite(0, 0);
+    delay(50);
 }