From ad25dfc57cb7424cd462d55cde8407323974babe Mon Sep 17 00:00:00 2001
From: Alexandros Schillings <aschillings@gmail.com>
Date: Mon, 17 Mar 2014 00:39:56 +0000
Subject: [PATCH] Started working on RadarView

---
 sample_app/res/layout/activity_main.xml       | 69 ++++++++++-----
 .../btlescan/activities/MainActivity.java     |  7 +-
 .../co/alt236/btlescan/views/RadarView.java   | 87 +++++++++++++++++++
 3 files changed, 139 insertions(+), 24 deletions(-)
 create mode 100644 sample_app/src/uk/co/alt236/btlescan/views/RadarView.java

diff --git a/sample_app/res/layout/activity_main.xml b/sample_app/res/layout/activity_main.xml
index 6006f12..e9f5fb4 100644
--- a/sample_app/res/layout/activity_main.xml
+++ b/sample_app/res/layout/activity_main.xml
@@ -1,7 +1,8 @@
-<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
+    android:orientation="vertical"
     android:paddingBottom="@dimen/activity_vertical_margin"
     android:paddingLeft="@dimen/activity_horizontal_margin"
     android:paddingRight="@dimen/activity_horizontal_margin"
@@ -12,8 +13,7 @@
         android:id="@+id/gridLayout1"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_alignParentLeft="true"
-        android:layout_alignParentTop="true"
+        android:paddingBottom="@dimen/activity_vertical_margin"
         android:columnCount="2" >
 
         <TextView
@@ -21,18 +21,19 @@
             android:layout_gravity="center_horizontal"
             android:layout_row="0"
             android:text="Bluetooth LE:"
-            android:textAppearance="?android:attr/textAppearanceMedium" />
+            android:textSize="12sp"
+            android:textStyle="bold" />
 
         <TextView
             android:id="@+id/tvBluetoothLe"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_column="1"
-            android:layout_gravity="left"
             android:layout_marginLeft="28dp"
             android:layout_row="0"
+            android:gravity="right"
             android:text="@string/not_supported"
-            android:textAppearance="?android:attr/textAppearanceMedium" />
+            android:textSize="12sp" />
 
         <TextView
             android:layout_width="wrap_content"
@@ -41,38 +42,64 @@
             android:layout_gravity="left"
             android:layout_row="1"
             android:text="Bluetooth:"
-            android:textAppearance="?android:attr/textAppearanceMedium" />
+            android:textSize="12sp"
+            android:textStyle="bold" />
 
         <TextView
             android:id="@+id/tvBluetoothStatus"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_column="1"
-            android:layout_gravity="right|bottom"
+            android:layout_marginLeft="28dp"
             android:layout_row="1"
+            android:gravity="right"
             android:text="@string/off"
-            android:textAppearance="?android:attr/textAppearanceMedium" />
+            android:textSize="12sp" />
     </GridLayout>
 
     <View
         android:id="@+id/upperSepparator"
         android:layout_width="match_parent"
         android:layout_height="1dp"
-        android:layout_below="@id/gridLayout1"
         android:background="@android:color/holo_blue_dark" />
 
-    <ListView
-        android:id="@android:id/list"
+    <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:layout_below="@id/upperSepparator" />
+        android:orientation="vertical" >
 
-    <TextView
-        android:id="@android:id/empty"
-        android:gravity="center_vertical|center_horizontal"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:layout_below="@id/upperSepparator"
-        android:text="@string/no_data" />
+        <LinearLayout
+            android:id="@+id/listContainer"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_weight=".3"
+            android:orientation="vertical" >
 
-</RelativeLayout>
\ No newline at end of file
+            <ListView
+                android:id="@android:id/list"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent" />
+
+            <TextView
+                android:id="@android:id/empty"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:gravity="center_vertical|center_horizontal"
+                android:text="@string/no_data" />
+        </LinearLayout>
+
+        <View
+            android:id="@+id/lowerSepparator"
+            android:layout_width="match_parent"
+            android:layout_height="1dp"
+            android:background="@android:color/holo_blue_dark" />
+
+        <uk.co.alt236.btlescan.views.RadarView
+            android:id="@+id/radarView"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_weight=".7">
+        </uk.co.alt236.btlescan.views.RadarView>
+    </LinearLayout>
+
+</LinearLayout>
\ No newline at end of file
diff --git a/sample_app/src/uk/co/alt236/btlescan/activities/MainActivity.java b/sample_app/src/uk/co/alt236/btlescan/activities/MainActivity.java
index c4b8679..a1c722c 100644
--- a/sample_app/src/uk/co/alt236/btlescan/activities/MainActivity.java
+++ b/sample_app/src/uk/co/alt236/btlescan/activities/MainActivity.java
@@ -5,6 +5,7 @@ import uk.co.alt236.btlescan.R;
 import uk.co.alt236.btlescan.adapters.LeDeviceListAdapter;
 import uk.co.alt236.btlescan.util.BluetoothLeScanner;
 import uk.co.alt236.btlescan.util.BluetoothUtils;
+import uk.co.alt236.btlescan.views.RadarView;
 import android.app.ListActivity;
 import android.bluetooth.BluetoothAdapter;
 import android.bluetooth.BluetoothDevice;
@@ -21,11 +22,12 @@ import butterknife.InjectView;
 public class MainActivity extends ListActivity {
 	@InjectView(R.id.tvBluetoothLe) TextView mTvBluetoothLeStatus;
 	@InjectView(R.id.tvBluetoothStatus) TextView mTvBluetoothStatus;
-
+	@InjectView(R.id.radarView) RadarView mRadarView;
+	
 	private BluetoothUtils mBluetoothUtils;
 	private BluetoothLeScanner mScanner;
 	private LeDeviceListAdapter mLeDeviceListAdapter;
-
+	
 	private BluetoothAdapter.LeScanCallback mLeScanCallback = new BluetoothAdapter.LeScanCallback() {
 		@Override
 		public void onLeScan(final BluetoothDevice device, int rssi, byte[] scanRecord) {
@@ -64,7 +66,6 @@ public class MainActivity extends ListActivity {
 		mScanner = new BluetoothLeScanner(mLeScanCallback, mBluetoothUtils);
 	}
 
-
 	@Override
 	public boolean onCreateOptionsMenu(Menu menu) {
 		getMenuInflater().inflate(R.menu.main, menu);
diff --git a/sample_app/src/uk/co/alt236/btlescan/views/RadarView.java b/sample_app/src/uk/co/alt236/btlescan/views/RadarView.java
new file mode 100644
index 0000000..8bde7a3
--- /dev/null
+++ b/sample_app/src/uk/co/alt236/btlescan/views/RadarView.java
@@ -0,0 +1,87 @@
+package uk.co.alt236.btlescan.views;
+
+import android.content.Context;
+import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.Paint;
+import android.graphics.Paint.Style;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.View;
+
+public class RadarView extends View{
+	private Paint mRadarBackgroundPaint;
+	private Paint mViewBackgroundPaint;
+	private int mWidth;
+	private int mHeight;
+	
+	public RadarView(Context context, AttributeSet attrs, int defStyleAttr) {
+		super(context, attrs, defStyleAttr);
+		init();
+	}
+
+	private void init() {
+		mRadarBackgroundPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
+		mRadarBackgroundPaint.setColor(0xff101010);
+		mRadarBackgroundPaint.setStyle(Style.FILL);
+		
+		mViewBackgroundPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
+		mViewBackgroundPaint.setColor(Color.BLACK);
+		mViewBackgroundPaint.setStyle(Style.FILL);
+	}
+
+	public RadarView(Context context, AttributeSet attrs) {
+		super(context, attrs);
+		init();
+	}
+
+	public RadarView(Context context) {
+		super(context);
+		init();
+	}
+
+
+	private int getSmallestDimension(){
+		if(mWidth > mHeight){
+			return mHeight;
+		} else {
+			return mWidth;
+		}
+	}
+
+	 @Override
+	    public void onSizeChanged (int w, int h, int oldw, int oldh){
+	        super.onSizeChanged(w, h, oldw, oldh);
+	        mWidth = w;
+	        mHeight = h;
+	    }
+	 
+	@Override
+	protected void onDraw(Canvas canvas) {
+		super.onDraw(canvas);
+		Log.d("TAG", "~ ONDRAW!");
+		
+		Log.d("TAG", "~ getLeft! " + getLeft());
+		Log.d("TAG", "~ getTop! " + getTop());
+		Log.d("TAG", "~ getRight! " + getRight());
+		Log.d("TAG", "~ getBottom! " + getBottom());
+		Log.d("TAG", "~ width! " + mWidth);
+		Log.d("TAG", "~ height! " + mHeight);
+		
+		final int smallestDim = getSmallestDimension();
+
+
+		canvas.drawRect(
+				getLeft(), 
+				getTop(), 
+				getRight(), 
+				getBottom(),
+				mViewBackgroundPaint);
+		
+		canvas.drawCircle(
+				getLeft() + (mWidth / 2f),
+				getTop() + (mHeight / 2f),
+				smallestDim / 2f,
+				mRadarBackgroundPaint);
+	}
+}