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chaynika/MainActivity.java

Last active September 8, 2017 04:13
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oncreate() for MC 08/30
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activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="wrap_content"
android:layout_height="match_parent"
tools:context="com.healthmonitor.khann.healthmonitor.MainActivity">
<Button
android:id="@+id/run"
style="@style/Widget.AppCompat.Button.Borderless"
android:layout_width="89dp"
android:layout_height="40dp"
android:layout_marginLeft="387dp"
android:layout_marginStart="387dp"
android:layout_marginTop="16dp"
android:background="@android:color/holo_green_light"
android:text="Run"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<Button
android:id="@+id/stop"
android:layout_width="87dp"
android:layout_height="40dp"
android:layout_marginTop="16dp"
android:background="@android:color/holo_red_light"
android:text="Stop"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintLeft_toRightOf="@+id/run"
android:layout_marginLeft="8dp" />
<com.jjoe64.graphview.GraphView
android:id="@+id/graph"
android:layout_width="558dp"
android:layout_height="204dp"
android:layout_marginEnd="8dp"
android:layout_marginLeft="16dp"
android:layout_marginRight="8dp"
android:layout_marginStart="16dp"
android:layout_marginTop="67dp"
app:layout_constraintHorizontal_bias="0.0"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<EditText
android:id="@+id/editText"
android:layout_width="60dp"
android:layout_height="42dp"
android:ems="10"
android:inputType="textPersonName"
android:text="P Name"
android:textSize="12sp"
app:layout_constraintTop_toTopOf="parent"
android:layout_marginTop="16dp"
app:layout_constraintLeft_toRightOf="@+id/editText5"
android:layout_marginLeft="8dp" />
<EditText
android:id="@+id/editText2"
android:layout_width="45dp"
android:layout_height="42dp"
android:ems="10"
android:inputType="textPersonName"
android:text="P ID:"
android:textSize="12sp"
tools:layout_editor_absoluteX="16dp"
app:layout_constraintTop_toTopOf="parent"
android:layout_marginTop="16dp" />
<EditText
android:id="@+id/editText5"
android:layout_width="50dp"
android:layout_height="42dp"
android:ems="10"
android:inputType="number"
android:text="Age"
android:textSize="12sp"
app:layout_constraintLeft_toRightOf="@+id/editText2"
android:layout_marginLeft="9dp"
app:layout_constraintTop_toTopOf="parent"
android:layout_marginTop="16dp" />
<TextView
android:id="@+id/textView6"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Sex:"
android:textSize="12sp"
app:layout_constraintTop_toTopOf="parent"
android:layout_marginTop="34dp"
app:layout_constraintLeft_toRightOf="@+id/editText"
android:layout_marginLeft="12dp" />
<RadioGroup
android:id="@+id/radioSex"
android:layout_width="159dp"
android:layout_height="57dp"
android:layout_marginLeft="12dp"
android:layout_marginTop="-1dp"
android:checkedButton="@+id/radioButton"
android:orientation='horizontal'
app:layout_constraintLeft_toRightOf="@+id/editText"
app:layout_constraintTop_toTopOf="parent">>
<RadioButton
android:id="@+id/radioButton"
android:layout_width="75dp"
android:layout_height="26dp"
android:layout_marginLeft="14dp"
android:layout_marginTop="30dp"
android:scaleX="0.5"
android:scaleY="0.5"
android:text="Female"
android:textSize="12sp"
app:layout_constraintLeft_toRightOf="@+id/radioButton2"
app:layout_constraintTop_toTopOf="parent" />
<RadioButton
android:id="@+id/radioButton2"
android:layout_width="64dp"
android:layout_height="27dp"
android:layout_marginLeft="14dp"
android:layout_marginTop="29dp"
android:scaleX="0.5"
android:scaleY="0.5"
android:text="Male"
android:textSize="12sp"
app:layout_constraintLeft_toRightOf="@+id/editText"
app:layout_constraintTop_toTopOf="parent" />
</RadioGroup>
</android.support.constraint.ConstraintLayout>
Raw
MainActivity.java
package com.healthmonitor.khann.healthmonitor;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import com.jjoe64.graphview.GraphView;
import com.jjoe64.graphview.series.DataPoint;
import com.jjoe64.graphview.series.LineGraphSeries;
import com.jjoe64.graphview.Viewport;
import java.util.Random;
import android.widget.Button;
import android.view.View.OnClickListener;
import android.util.Log;
public class MainActivity extends AppCompatActivity implements OnClickListener {
// Declare all the private variables for this class
private LineGraphSeries mSeries1 = new LineGraphSeries<>();
Random rand = new Random();
int x_value = 0;
Button runButton, stopButton;
GraphView graphView;
boolean firstRun = true;
// Reference to implement own Runnable class:
// https://www.tutorialspoint.com/java/java_thread_control.htm
class RunnableDemo implements Runnable {
public Thread thread;
public boolean suspended = false;
RunnableDemo() {
}
public void run() {
// we add 5000 new entries
for (int i = 0; i < 5000; i++) {
runOnUiThread(new RunnableDemo() {
@Override
public void run() {
addEntry();
}
});
// sleep to slow down the add of entries
try {
Thread.sleep(500);
synchronized (this) {
while (suspended) {
wait();
}
}
} catch (InterruptedException e) {
// manage error ...
}
}
}
void start () {
if (thread == null) {
thread = new Thread (this);
thread.start ();
}
}
void suspend() {
suspended = true;
}
synchronized void resume() {
suspended = false;
notify();
}
}
RunnableDemo R1 = new RunnableDemo();
@Override
protected void onCreate(Bundle savedInstanceState) {
// All initializations should go here
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
runButton = (Button) findViewById(R.id.run);
runButton.setOnClickListener(this);
stopButton = (Button) findViewById(R.id.stop);
stopButton.setOnClickListener(this);
graphView = (GraphView) findViewById(R.id.graph);
Viewport viewport = graphView.getViewport();
viewport.setYAxisBoundsManual(true);
viewport.setMinY(0);
viewport.setMaxY(2000);
viewport.setScrollable(true);
viewport.setBackgroundColor(-16777216);
viewport.setDrawBorder(true);
viewport.setXAxisBoundsManual(true);
viewport.setMinX(0);
viewport.setMaxX(40);
viewport.setScalable(true);
}
@Override
public void onClick(View view) {
switch (view.getId()) {
case R.id.run:
Log.d("MR.bool", "Run was clicked ");
runButton.setEnabled(false);
stopButton.setEnabled(true);
graphView.addSeries(mSeries1);
if (firstRun) {
R1.start();
} else {
R1.resume();
}
break;
case R.id.stop:
// TODO Need to write function for stop by adding wait() to the thread
Log.d("MR.bool", "Stop was clicked ");
GraphView graph = (GraphView) findViewById(R.id.graph);
graph.removeAllSeries();
runButton.setEnabled(true);
stopButton.setEnabled(false);
firstRun = false;
R1.suspend();
break;
}
}
private void addEntry() {
float y = rand.nextFloat() * (2000 - 20) + 20;
mSeries1.appendData(new DataPoint(x_value, y), true, 500);
x_value += 1;
}
}
@Niharikadutta
Copy link

`package com.healthmonitor.khann.healthmonitor;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import com.jjoe64.graphview.GraphView;
import com.jjoe64.graphview.series.DataPoint;
import com.jjoe64.graphview.series.LineGraphSeries;
import com.jjoe64.graphview.Viewport;
import java.util.Random;
import android.widget.Button;
import android.view.View.OnClickListener;
import android.util.Log;

// Wherever not marked as reference, is our code.
public class MainActivity extends AppCompatActivity implements OnClickListener {
// Declare all the private variables for this class
private LineGraphSeries mSeries1 = new LineGraphSeries<>();

Random rand = new Random();
int x_value = 0;
Button runButton, stopButton;
GraphView graphView;
boolean firstRun = true;

// Reference to implement own Runnable class:
// https://www.tutorialspoint.com/java/java_thread_control.htm
class RunnableDemo implements Runnable {
    public Thread thread;
    public boolean suspended = false;

    public void run() {
        // we add 5000 new entries
        for (int i = 0; i < 5000; i++) {
            runOnUiThread(new RunnableDemo() {
                @Override
                public void run() {
                    addEntry();
                }
            });

            // sleep to slow down the add of entries

            try {
                Thread.sleep(500);
                synchronized (this) {
                    while (suspended) {
                        wait();
                    }
                }
            } catch (InterruptedException e) {
                System.out.println("Exception caught: " + e);
            }
        }
    }

    void start () {
        if (thread == null) {
            thread = new Thread (this);
            thread.start ();
        }
    }

    void suspend() {
        suspended = true;
    }

    synchronized void resume() {
        suspended = false;
        notify();
    }
}


RunnableDemo R1 = new RunnableDemo();
@Override
protected void onCreate(Bundle savedInstanceState) {
    // All initializations should go here
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    runButton = (Button) findViewById(R.id.run);
    runButton.setOnClickListener(this);
    stopButton = (Button) findViewById(R.id.stop);
    stopButton.setOnClickListener(this);
    graphView = (GraphView) findViewById(R.id.graph);
    Viewport viewport = graphView.getViewport();
    viewport.setYAxisBoundsManual(true);
    viewport.setMinY(0);
    viewport.setMaxY(2000);
    viewport.setScrollable(true);
    viewport.setBackgroundColor(-16777216);
    viewport.setDrawBorder(true);
    viewport.setXAxisBoundsManual(true);
    viewport.setMinX(0);
    viewport.setMaxX(40);
    viewport.setScalable(true);
}

@Override
public void onClick(View view) {
    switch (view.getId()) {
        case R.id.run:
            // Triggered when run is clicked
            Log.d("MR.bool", "Run was clicked ");
           // runButton.setEnabled(false);
           // stopButton.setEnabled(true);
            graphView.addSeries(mSeries1);
            if (firstRun) {
                R1.start();
            } else {
                R1.resume();
            }
            break;
        case R.id.stop:
            //Triggered when stop is clicked
            Log.d("MR.bool", "Stop was clicked ");
            GraphView graph = (GraphView) findViewById(R.id.graph);
            graph.removeAllSeries();
            //runButton.setEnabled(true);
           // stopButton.setEnabled(false);
            firstRun = false;
            R1.suspend();
            break;
    }
}

// Appends series objects to list after sleep in thread.
// http://www.ssaurel.com/blog/create-a-real-time-line-graph-in-android-with-graphview/
private void addEntry() {
    float y = rand.nextFloat() * (2000 - 20) + 20;
    mSeries1.appendData(new DataPoint(x_value, y), true, 500);
    x_value += 1;
}

}`

@Niharikadutta
Copy link 

package com.healthmonitor.khann.healthmonitor;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import com.jjoe64.graphview.GraphView;
import com.jjoe64.graphview.series.DataPoint;
import com.jjoe64.graphview.series.LineGraphSeries;
import com.jjoe64.graphview.Viewport;
import java.util.Random;
import android.widget.Button;
import android.view.View.OnClickListener;
import android.util.Log;

// Wherever not marked as reference, is our code.
public class MainActivity extends AppCompatActivity implements OnClickListener {
    // Declare all the private variables for this class
    private LineGraphSeries mSeries1 = new LineGraphSeries<>();

    Random rand = new Random();
    int x_value = 0;
    Button runButton, stopButton;
    GraphView graphView;
    boolean firstRun = true;

    // Reference to implement own Runnable class:
    // https://www.tutorialspoint.com/java/java_thread_control.htm
    class RunnableDemo implements Runnable {
        public Thread thread;
        public boolean suspended = false;

        public void run() {
            // we add 5000 new entries
            for (int i = 0; i < 5000; i++) {
                runOnUiThread(new RunnableDemo() {
                    @Override
                    public void run() {
                        addEntry();
                    }
                });

                // sleep to slow down the add of entries

                try {
                    Thread.sleep(500);
                    synchronized (this) {
                        while (suspended) {
                            wait();
                        }
                    }
                } catch (InterruptedException e) {
                    System.out.println("Exception caught: " + e);
                }
            }
        }

        void start () {
            if (thread == null) {
                thread = new Thread (this);
                thread.start ();
            }
        }

        void suspend() {
            suspended = true;
        }

        synchronized void resume() {
            suspended = false;
            notify();
        }
    }


    RunnableDemo R1 = new RunnableDemo();
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        // All initializations should go here
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        runButton = (Button) findViewById(R.id.run);
        runButton.setOnClickListener(this);
        stopButton = (Button) findViewById(R.id.stop);
        stopButton.setOnClickListener(this);
        graphView = (GraphView) findViewById(R.id.graph);
        Viewport viewport = graphView.getViewport();
        viewport.setYAxisBoundsManual(true);
        viewport.setMinY(0);
        viewport.setMaxY(2000);
        viewport.setScrollable(true);
        viewport.setBackgroundColor(-16777216);
        viewport.setDrawBorder(true);
        viewport.setXAxisBoundsManual(true);
        viewport.setMinX(0);
        viewport.setMaxX(40);
        viewport.setScalable(true);
    }

    @Override
    public void onClick(View view) {
        switch (view.getId()) {
            case R.id.run:
                // Triggered when run is clicked
                Log.d("MR.bool", "Run was clicked ");
               // runButton.setEnabled(false);
               // stopButton.setEnabled(true);
                graphView.addSeries(mSeries1);
                if (firstRun) {
                    R1.start();
                } else {
                    R1.resume();
                }
                break;
            case R.id.stop:
                //Triggered when stop is clicked
                Log.d("MR.bool", "Stop was clicked ");
                GraphView graph = (GraphView) findViewById(R.id.graph);
                graph.removeAllSeries();
                //runButton.setEnabled(true);
               // stopButton.setEnabled(false);
                firstRun = false;
                R1.suspend();
                break;
        }
    }

    // Appends series objects to list after sleep in thread.
    // http://www.ssaurel.com/blog/create-a-real-time-line-graph-in-android-with-graphview/
    private void addEntry() {
        float y = rand.nextFloat() * (2000 - 20) + 20;
        mSeries1.appendData(new DataPoint(x_value, y), true, 500);
        x_value += 1;
    }
}

@Niharikadutta
Copy link 

<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="wrap_content"
    android:layout_height="match_parent"
    tools:context="com.healthmonitor.khann.healthmonitor.MainActivity">

    <Button
        android:id="@+id/run"
        style="@style/Widget.AppCompat.Button.Borderless"
        android:layout_width="114dp"
        android:layout_height="57dp"
        android:background="@android:color/holo_green_light"
        android:text="Run"
        android:layout_marginLeft="61dp"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        android:layout_marginTop="76dp" />

    <Button
        android:id="@+id/stop"
        android:layout_width="114dp"
        android:layout_height="57dp"
        android:background="@android:color/holo_red_light"
        android:text="Stop"
        app:layout_constraintLeft_toRightOf="@+id/run"
        android:layout_marginLeft="13dp"
        app:layout_constraintTop_toTopOf="parent"
        android:layout_marginTop="76dp" />

    <com.jjoe64.graphview.GraphView
        android:id="@+id/graph"
        android:layout_width="327dp"
        android:layout_height="328dp"
        android:layout_marginEnd="8dp"
        android:layout_marginLeft="16dp"
        android:layout_marginRight="8dp"
        android:layout_marginStart="16dp"
        android:layout_marginTop="158dp"
        app:layout_constraintHorizontal_bias="0.166"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <EditText
        android:id="@+id/editText"
        android:layout_width="60dp"
        android:layout_height="42dp"
        android:ems="10"
        android:inputType="textPersonName"
        android:hint="P Name"
        android:textSize="12sp"
        app:layout_constraintTop_toTopOf="parent"
        android:layout_marginTop="16dp"
        app:layout_constraintLeft_toRightOf="@+id/editText5"
        android:layout_marginLeft="8dp" />

    <EditText
        android:id="@+id/editText2"
        android:layout_width="45dp"
        android:layout_height="42dp"
        android:ems="10"
        android:inputType="textPersonName"
        android:hint="P ID:"
        android:textSize="12sp"
        app:layout_constraintTop_toTopOf="parent"
        android:layout_marginTop="16dp"
        android:layout_marginLeft="8dp"
        app:layout_constraintLeft_toLeftOf="parent" />

    <EditText
        android:id="@+id/editText5"
        android:layout_width="50dp"
        android:layout_height="42dp"
        android:ems="10"
        android:inputType="number"
        android:hint="Age"
        android:textSize="12sp"
        app:layout_constraintLeft_toRightOf="@+id/editText2"
        android:layout_marginLeft="17dp"
        app:layout_constraintTop_toTopOf="parent"
        android:layout_marginTop="16dp" />

    <TextView
        android:id="@+id/textView6"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Sex:"
        android:textSize="12sp"
        app:layout_constraintTop_toTopOf="parent"
        android:layout_marginTop="34dp"
        app:layout_constraintLeft_toRightOf="@+id/editText"
        android:layout_marginLeft="12dp" />

    <RadioGroup
        android:id="@+id/radioSex"
        android:layout_width="159dp"
        android:layout_height="57dp"
        android:layout_marginLeft="12dp"
        android:layout_marginTop="-1dp"
        android:checkedButton="@+id/radioButton"
        android:orientation='horizontal'
        app:layout_constraintLeft_toRightOf="@+id/editText"
        app:layout_constraintTop_toTopOf="parent">>

        <RadioButton
            android:id="@+id/radioButton"
            android:layout_width="75dp"
            android:layout_height="26dp"
            android:layout_marginLeft="14dp"
            android:layout_marginTop="30dp"
            android:scaleX="0.5"
            android:scaleY="0.5"
            android:text="Female"
            android:textSize="12sp"
            app:layout_constraintLeft_toRightOf="@+id/radioButton2"
            app:layout_constraintTop_toTopOf="parent" />

        <RadioButton
            android:id="@+id/radioButton2"
            android:layout_width="64dp"
            android:layout_height="27dp"
            android:layout_marginLeft="14dp"
            android:layout_marginTop="29dp"
            android:scaleX="0.5"
            android:scaleY="0.5"
            android:text="Male"
            android:textSize="12sp"
            app:layout_constraintLeft_toRightOf="@+id/editText"
            app:layout_constraintTop_toTopOf="parent" />
    </RadioGroup>
</android.support.constraint.ConstraintLayout>

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