implement garland example

Author: l1va

README.md

@@ -8,7 +8,10 @@ Requirement:
 
 to run call: python3 main.py
 
-The idea is pretty similiar to [this](http://bildr.org/2011/01/arduino-serial/), but with 
-LEDs placed in a square like [here](http://skpang.co.uk/catalog/images/arduino/seeed/IMG_2850.jpg).
+The idea is pretty similiar to [this](http://bildr.org/2011/01/arduino-serial/), but  
+LEDs can be placed in any figure and you can control state by Tkinter GUI (or implement your
+awesome example).
 
-As you see you can update code to use not only LEDs, but anything you want.
+For sure you can update code to use not only LEDs, but anything you want.
+
+[![Awesome garland example on arduino](https://github.com/l1va/garland/blob/master/video_link.jpg?raw=true)](https://youtu.be/GTirX8CdfMU)

arduino.ino

@@ -1,13 +1,25 @@
-int incomingByte = 0;
+
+int start_pin = 2;
+int end_pin = 13;
+
+String input;
 
 void setup() {
-    Serial.begin(4800);     // opens serial port, sets data rate to 9600 bps
+    Serial.begin(9600);
+    for (int i = start_pin; i <= end_pin; i++){
+        pinMode(i, OUTPUT);
+        digitalWrite(i, LOW);
+    }
 }
 
 void loop() {
     if (Serial.available() > 0) {
-         incomingByte = Serial.read();
-         Serial.print("I received: ");
-         Serial.println(incomingByte, DEC);
+         input = Serial.readString();
+         pin = input.substring(1).toInt()
+         if (input[0]=='+') {
+            digitalWrite(pin + start_pin, HIGH);
+         }else{
+            digitalWrite(pin + start_pin, LOW);
+         }
     }
-}
+}

awesome_example.py

@@ -0,0 +1,19 @@
+
+class Awesome:
+    def __init__(self, main):
+        self.main = main
+
+    def do(self):
+        self.awesome_on(0)
+
+    def awesome_on(self, i):
+        self.main.select(i)
+        if i == self.main.last_check_ind:
+            self.main.top.after(2000, self.awesome_off, self.main.last_check_ind)
+        else:
+            self.main.top.after(2000, self.awesome_on, i + 1)
+
+    def awesome_off(self, i):
+        self.main.deselect(i)
+        if i > 0:
+            self.main.top.after(2000, self.awesome_off, i - 1)

connection_frame.py

@@ -2,8 +2,6 @@
 import subprocess
 import serial
 
-MATRIX_TYPE = "Matrix"
-
 
 class Connection:
     def __init__(self, parent):
@@ -63,7 +61,7 @@ def f():
                     var = tk.IntVar(value=1)
                     chb = tk.Checkbutton(self.model_frame, text=str(port), variable=var,
                                          command=self.checkbox_changed(i, j, var))
-                    chb.grid(row=start_row + i, column=j+1)
+                    chb.grid(row=start_row + i, column=j + 1)
 
         return f
 
@@ -90,7 +88,7 @@ def f():
 def get_available_serials():
     ports_string = subprocess.check_output(['python', '-m', 'serial.tools.list_ports']).decode("utf-8").strip()
     print("FOUND: " + ports_string)
-    if len(ports_string) == 0: # TODO: REMOVE ME: stub to debug without any ports
+    if len(ports_string) == 0:  # TODO: REMOVE ME: stub to debug without any ports
         print("stubs used as no ports found")
         return ["/dev/ttyUSB0", "/dev/ttyUSB1"]
     return ports_string.split('\n')

main.py

@@ -1,11 +1,14 @@
 import tkinter as tk
-import connection_frame
 
+import connection_frame
+import awesome_example
 
 class Main:
     def __init__(self):
         self.serial = None
         self.top = tk.Tk()
+        self.checks = []
+        self.last_check_ind = 0
 
     def start(self):
         connection_frame.Connection(self).draw()
@@ -32,18 +35,47 @@ def on_connect(self, ser, model):
                                          command=checkbox_changed(ind, var, self.serial))
                     chb.grid(row=start_row + i, column=j)
                     ind += 1
+                    self.checks.append((chb, var))
+        self.last_check_ind = ind - 1
+        awesome_button = tk.Button(self.top, text="make awesome", width=10, command=self.algo_run)
+        awesome_button.grid(row=start_row + len(model), column=len(model[0]))
+
+    def select(self, i):
+        self.serial.write(("+" + str(i)).encode("utf-8"))
+        self.serial.flush()
+        self.checks[i][0].select()
+
+    def deselect(self, i):
+        self.serial.write(("-" + str(i)).encode("utf-8"))
+        self.serial.flush()
+        self.checks[i][0].deselect()
+
+    def state(self, i):
+        return self.checks[i][1].get()
+
+    def toggle(self, i):
+        if self.state(i) == 1:
+            self.deselect(i)
+        else:
+            self.select(i)
+
+    def algo_run(self):
+        awesome_example.Awesome(self).do()
+
+
+
 
 
 def checkbox_changed(port, var, ser):
     def f():
-        to_send = str(port)
+        to_send = "-"
         if var.get() == 1:
-            to_send += "+"
+            to_send = "+"
             print("checked " + str(port))
         else:
-            to_send += "-"
+            to_send = "-"
             print("unchecked " + str(port))
-        to_send += "\n"
+        to_send += str(port) + "\n"
         ser.write(to_send.encode("utf-8"))
         ser.flush()