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Started working on RadarView

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This commit is contained in:
Alexandros Schillings
2014-03-17 00:39:56 +00:00
parent bd57a59d5a
commit ad25dfc57c
3 changed files with 139 additions and 24 deletions
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69
sample_app/res/layout/activity_main.xml
View File

@@ -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>
<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>

7
sample_app/src/uk/co/alt236/btlescan/activities/MainActivity.java
View File

@@ -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);

87
sample_app/src/uk/co/alt236/btlescan/views/RadarView.java Normal file
View File

@@ -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);
}
}