Near complete implementation, untested

src/main/java/com/github/boukefalos/tm1638/AbstractTM1638.java

@@ -4,6 +4,7 @@ import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 
 import tm1638.Tm1638.Buttons;
+import tm1638.Tm1638.ClearDisplayDigit;
 import tm1638.Tm1638.Color;
 import tm1638.Tm1638.Command;
 import tm1638.Tm1638.Command.Type;
@@ -11,15 +12,20 @@ import tm1638.Tm1638.Construct;
 import tm1638.Tm1638.Message;
 import tm1638.Tm1638.Ping;
 import tm1638.Tm1638.Pong;
+import tm1638.Tm1638.SetDisplay;
+import tm1638.Tm1638.SetDisplayDigit;
+import tm1638.Tm1638.SetDisplayToNumber;
+import tm1638.Tm1638.SetDisplayToString;
+import tm1638.Tm1638.SetDisplayToString.Builder;
 import tm1638.Tm1638.SetLED;
+import tm1638.Tm1638.SetLEDs;
 import tm1638.Tm1638.SetupDisplay;
 import tm1638.Tm1638.Text;
-import base.work.Listen;
 
 import com.github.boukefalos.arduino.AbstractArduino;
-import com.github.boukefalos.arduino.exception.ArduinoException;
+import com.google.protobuf.ByteString;
 
-public class AbstractTM1638 extends AbstractArduino implements TM1638 {
+public abstract class AbstractTM1638 extends AbstractArduino implements TM1638 {
 	public void input(Message message) {
 		System.out.println(message);
 		switch (message.getType()) {
@@ -68,30 +74,125 @@ public class AbstractTM1638 extends AbstractArduino implements TM1638 {
 	}
 
 	public void clearDisplay() {
+		command(Command.newBuilder()
+			.setType(Type.CLEAR_DISPLAY).build());	
 	}
 
 	public void clearDisplayDigit(int pos, boolean dot) {
+		command(Command.newBuilder()
+			.setType(Type.CLEAR_DISPLAY_DIGIT)
+			.setClearDisplayDigit(
+				ClearDisplayDigit.newBuilder()
+					.setPos(pos)
+					.setDot(dot).build()).build());
 	}
 
 	public void setDisplay(byte[] values) {
+		command(Command.newBuilder()
+			.setType(Type.SET_DISPLAY)
+			.setSetDisplay(
+				SetDisplay.newBuilder()
+					.setValues(ByteString.copyFrom(values)).build()).build());	
+	}
+
+	public void setDisplayDigit(int digit, int pos, boolean dot) {
+		setDisplayDigit(digit, pos, dot, null);
 	}
 
 	public void setDisplayDigit(int digit, int pos, boolean dot, byte[] font) {
+		tm1638.Tm1638.SetDisplayDigit.Builder builder = SetDisplayDigit.newBuilder()
+			.setDigit(digit)
+			.setPos(pos)
+			.setDot(dot);
+		boolean has_font = font != null;
+		builder.setHasFont(has_font);
+		if (has_font) {
+			builder.setFont(ByteString.copyFrom(font));
+		}
+		command(Command.newBuilder()
+			.setType(Type.SET_DISPLAY_DIGIT)
+			.setSetDisplayDigit(builder.build()).build());	
+	}
+
+	public void setDisplayToBinNumber(int number, int dots) {
+		setDisplayToBinNumber(number, dots, null);
 	}
 
 	public void setDisplayToBinNumber(int number, int dots, byte[] font) {
+		command(Command.newBuilder()
+			.setType(Type.SET_DISPLAY_TO_BIN_NUMBER)
+			.setSetDisplayToNumber(
+				SetDisplayToNumber.newBuilder()
+					.setNumber(number)
+					.setDots(dots)
+					.setFont(ByteString.copyFrom(font)).build()).build());
+	}
+
+	public void setDisplayToDecNumber(int number, int dots, boolean leadingZeros) {
+		setDisplayToDecNumber(number, dots, leadingZeros, null);
 	}
 
 	public void setDisplayToDecNumber(int number, int dots, boolean leadingZeros, byte[] font) {
+		tm1638.Tm1638.SetDisplayToNumber.Builder builder = SetDisplayToNumber.newBuilder()
+			.setNumber(number)
+			.setDots(dots)
+			.setLeadingZeros(leadingZeros);
+		boolean has_font = font != null;
+		builder.setHasFont(has_font);
+		if (has_font) {
+			builder.setFont(ByteString.copyFrom(font));
+		}
+		command(Command.newBuilder()
+			.setType(Type.SET_DISPLAY_TO_DEC_NUMBER)
+			.setSetDisplayToNumber(builder.build()).build());
+	}
+
+	public void setDisplayToHexNumber(int number, int dots,	boolean leadingZeros) {
+		setDisplayToHexNumber(number, dots, leadingZeros, null);
 	}
 
 	public void setDisplayToHexNumber(int number, int dots,	boolean leadingZeros, byte[] font) {
+		tm1638.Tm1638.SetDisplayToNumber.Builder builder = SetDisplayToNumber.newBuilder()
+			.setNumber(number)
+			.setDots(dots)
+			.setLeadingZeros(leadingZeros);
+		boolean has_font = font != null;
+		builder.setHasFont(has_font);
+		if (has_font) {
+			builder.setFont(ByteString.copyFrom(font));
+		}
+		command(Command.newBuilder()
+			.setType(Type.SET_DISPLAY_TO_HEX_NUMBER)
+			.setSetDisplayToNumber(
+				builder.build()).build());
 	}
 
 	public void setDisplayToError() {
+		command(Command.newBuilder()
+			.setType(Type.SET_DISPLAY_TO_ERROR).build());
+	}
+
+	public void setDisplayToString(String string, int dots, int pos) {
+		setDisplayToString(string, dots, pos, null);
 	}
 
 	public void setDisplayToString(String string, int dots, int pos, byte[] font) {
+		Builder builder = SetDisplayToString.newBuilder()
+			.setString(string)
+			.setDots(dots)
+			.setPos(pos);
+		boolean has_font = font != null;
+		builder.setHasFont(has_font);
+		if (has_font) {
+			builder.setFont(ByteString.copyFrom(font));
+		}
+		if (has_font) {
+			builder.setFont(ByteString.copyFrom(font));
+		}
+		command(Command.newBuilder()
+			.setType(Type.SET_DISPLAY_TO_STRING)
+			.setSetDisplayToString(
+				builder.build()).build());
 	}
 
 	public void setLED(Color color, int pos) {
@@ -104,6 +205,11 @@ public class AbstractTM1638 extends AbstractArduino implements TM1638 {
 	}
 
 	public void setLEDs(int led) {
+		command(Command.newBuilder()
+        	.setType(Type.SET_LEDS)
+        	.setSetLEDs(
+        		SetLEDs.newBuilder()
+        			.setLed(led).build()).build());
 	}
 
 	public void setupDisplay(boolean active, int intensity) {
@@ -114,13 +220,4 @@ public class AbstractTM1638 extends AbstractArduino implements TM1638 {
         			.setActive(active)
         			.setIntensity(intensity).build()).build());
 	}
-
-	public void register(Listen<Object> listen) {
-	}
-
-	public void remove(Listen<Object> listen) {
-	}
-
-	public void send(byte[] buffer) throws ArduinoException {
-	}
 }

src/main/java/com/github/boukefalos/tm1638/TM1638.java

@@ -10,11 +10,15 @@ public interface TM1638 extends Arduino {
 	public void clearDisplay();
 	public void clearDisplayDigit(int pos, boolean dot);
 	public void setDisplay(byte[] values);
+	public void setDisplayDigit(int digit, int pos, boolean dot);
 	public void setDisplayDigit(int digit, int pos, boolean dot, byte[] font);
 	public void setDisplayToBinNumber(int number, int dots, byte[] font);
+	public void setDisplayToDecNumber(int number, int dots, boolean leadingZeros);
 	public void setDisplayToDecNumber(int number, int dots, boolean leadingZeros, byte[] font);
+	public void setDisplayToHexNumber(int number, int dots, boolean leadingZeros);
 	public void setDisplayToHexNumber(int number, int dots, boolean leadingZeros, byte[] font);
 	public void setDisplayToError();
+	public void setDisplayToString(String string, int dots, int pos);
 	public void setDisplayToString(String string, int dots, int pos, byte[] font);	
 	public void setLED(Color color, int pos);
 	public void setLEDs(int led);

src/main/java/com/github/boukefalos/tm1638/implementation/Local.java

@@ -44,6 +44,7 @@ public class Local extends AbstractTM1638 {
 		try {
 		outputStream.write(buffer);
 		outputStream.flush();
+		sleep(100);
 		} catch (IOException e) {
 			throw new ArduinoException("Failed to write to arduino");
 		}

src/main/proto/tm1638.proto

@@ -69,22 +69,25 @@ message SetDisplayDigit {
 	required int32 digit = 1;	
 	required int32 pos = 2;
 	required bool dot = 3;
-	optional bytes font = 4;
+	required bool has_font = 4;
+	optional bytes font = 5;
 }
 
 message SetDisplayToNumber {
-	required int32 number = 1;
+	required sint32 number = 1;
-	required bool dots = 2;
+	required int32 dots = 2;
-	optional bytes font = 3;
+	required bool has_font = 3;
-	optional bool leadingZeros = 4 [default = false];
+	optional bytes font = 4;
-	optional bool sign = 5 [default = true];
+	optional bool leadingZeros = 5 [default = false];
+	optional bool sign = 6 [default = true];
 }
 
 message SetDisplayToString {
 	required string string = 1;	
 	required int32 dots = 2;
 	required int32 pos = 3;
-	optional bytes font = 4;
+	required bool has_font = 4;
+	optional bytes font = 5;
 }
 
 message SetLED {

src/test/java/test/Test.java

@@ -1,40 +0,0 @@
-package test;
-
-import java.io.ByteArrayInputStream;
-import java.io.ByteArrayOutputStream;
-import java.io.InputStream;
-import java.lang.reflect.Method;
-
-import tm1638.Tm1638.Buttons;
-import tm1638.Tm1638.Message;
-import tm1638.Tm1638.Ping;
-import tm1638.Tm1638.Pong;
-import tm1638.Tm1638.Text;
-
-public class Test {
-	public static void main(String[] args) throws Exception {
-		Ping ping = Ping.newBuilder().setId(123).build();
-		ByteArrayOutputStream output = new ByteArrayOutputStream();
-		ping.writeDelimitedTo(output);
-		byte[] buffer = output.toByteArray();
-		ByteArrayInputStream input = new ByteArrayInputStream(buffer);
-		Class<?> messageClass = Message.class;
-		Method m = messageClass.getMethod("parseDelimitedFrom", InputStream.class);
-		Object object = m.invoke(null, input);
-		Message message = (Message) object;
-		switch (message.getType()) {
-			case PONG:
-				Pong pong = message.getPong();
-				System.out.println(pong.getId());
-				break;
-			case TEXT:
-				Text text = message.getText();
-				System.out.println(text.getText());
-				break;
-			case BUTTONS:
-				Buttons buttons = message.getButtons();
-				System.out.println(buttons.getButtons());
-				break;
-		}
-	}
-}

src/test/java/test/TestLocal.java

@@ -1,6 +1,5 @@
 package test;
 
-import tm1638.Tm1638.Color;
 import base.work.Listen;
 
 import com.github.boukefalos.tm1638.TM1638;
@@ -15,8 +14,21 @@ public class TestLocal extends Listen<Object> {
 	public static void main(TM1638 TM1638) throws InterruptedException {
 		TM1638.register(new TestLocal());
 		TM1638.start();
-		TM1638.construct(8, 9, 7);
+
+		/*TM1638.construct(8, 9, 7);
 		TM1638.setupDisplay(true,  1);
+		TM1638.setLEDs(0xff00);*/
+
+		// Light up all the green LEDs
+		TM1638.setLEDs(0x00ff);
+		Thread.sleep(2000);
+		//TM1638.setLEDs(0x0000);
+
+		// Light up all the red LEDs
+		TM1638.setLEDs(0xff00);
+		Thread.sleep(2000);
+		TM1638.setLEDs(0x0000);
+
         int i = 0;
 		while (i < 10000) {
             //TM1638.setLED(i % 2 == 0 ? Color.GREEN : Color.RED, i % 8);