TextGauge.java :  » UnTagged » evdash » autorad » android » widget » gauge » Android Open Source

package autorad.android.widget.gauge;

import java.util.ArrayList;
import java.util.HashMap;

import android.graphics.Typeface;
import android.location.Location;

import android.util.Log;
import android.view.MotionEvent;
import android.view.View;
import android.widget.LinearLayout;
import android.widget.TextView;

import autorad.android.C;
import autorad.android.R;
import autorad.android.DashDisplay;
import autorad.android.sensor.SensorDataListener;
import autorad.android.sensor.DataType;



public class TextGauge extends AbstractGauge implements SensorDataListener {

  float lastData = -1f;
  LinearLayout baseLayout;
  private HashMap<DataType, TextView> textDataViews = new HashMap<DataType, TextView>();
  private ArrayList<TextView> allTextViews = new ArrayList<TextView>();
  
  public TextGauge(DashDisplay ctx, GaugeSettings settings) {
    super(ctx);
    this.ctx = ctx;
    gaugeSettings = settings;
    gaugeType = gaugeSettings.getGaugeType();
    details = gaugeType.getGaugeDetails();
    dataTypes = details.getDataTypes();
    
    this.setTag(gaugeSettings);
    applySettings();
    
    setBackgroundDrawable(ctx.getResources().getDrawable(R.drawable.background1));
    
    baseLayout = new LinearLayout(ctx);
    baseLayout.setOrientation(LinearLayout.VERTICAL);
    addView(baseLayout);
      
      this.setClickable(true);
      this.setFocusable(true);
      this.setFocusableInTouchMode(true);
      this.setOnTouchListener(new OnTouchListener() {
      public boolean onTouch(View arg0, MotionEvent event) {
        onGaugeMotionEvent(event);
        return false;
      }
    });

      for(DataType dataType : dataTypes) {
        addDataSet(dataType);
      }
      
  }
  
  private void addDataSet(DataType dataType) {
    
    LinearLayout layout = new LinearLayout(ctx);
    layout.setOrientation(LinearLayout.HORIZONTAL);
    
    TextView textLabel = new TextView(ctx);
    textLabel.setTextColor(0xFFFFFFFF);
      textLabel.setText(dataType.getLabel() + ":");
      allTextViews.add(textLabel);
      layout.addView(textLabel);
    
    TextView textData = new TextView(ctx);
    textData.setTypeface(Typeface.createFromAsset(ctx.getAssets(), "fonts/digital-7.ttf"));
      textData.setTextColor(0xFFFFFFFF);
      textData.setPadding(6, 0, 0, 0);
      if (dataType == DataType.LOCATION) {
        textData.setLines(2);
        textData.setLineSpacing(0, 1.2f);
        textLabel.setLines(2);
      }
    layout.addView(textData);
      textDataViews.put(dataType, textData);
      allTextViews.add(textData);
      baseLayout.addView(layout);
    
  }
  
  
  public void cleanup() {
    
    ctx = null;
    gaugeType = null;
    dataTypes = null;
    gaugeSettings= null;
    details = null;
    
    
  }
  
  public String getToastString() {
    return null;
  }
  
  
  public void applySettings() {
    float fontSize;
    switch (gaugeSettings.getSize()) {
    case TINY:
      fontSize = 8f;
      break;
    case VERY_SMALL:
      fontSize = 11f;
      break;
    case SMALL:
      fontSize = 16f;
      break;
    case MEDIUM:
      fontSize = 24f;
      break;
    case LARGE:
      fontSize = 32f;
      break;
    default:
      fontSize = 18f;
    }

    for(TextView textView : allTextViews) {
      textView.setTextSize(fontSize);
    }

  }

  
  public void calibrate() {
    
  }
  

  
  public void onData(DataType type, float... data) {
    //if (C.D) Log.d("EVDASH", "Text Gauge Received Data:" + data[0]);

    TextView textView = textDataViews.get(type);
    
    switch(type) {
    
    case AZIMUTH:
      textView.setText(String.format(DataType.AZIMUTH.getUnits(),data[0]));
      break;
    case BEARING:
      textView.setText(String.format(DataType.BEARING.getUnits(),data[0]));
      break;
    case SPEED_KPH:
      textView.setText(Float.toString(data[0]));
      break;
    case ALTITUDE:
      textView.setText(Float.toString(data[0]) + DataType.ALTITUDE.getUnits());
      break;
    case SATELLITE_ACCURACY:
      textView.setText(Float.toString(data[0]) + DataType.SATELLITE_ACCURACY.getUnits());
      break;
    case SATELLITE_COUNT:
      textView.setText(Float.toString(data[0]));
      break;
    case LOCATION:
      textView.setText(formatLocation(Math.abs(data[0]),data[0] < 0 ? "S " : "N ") + 
               "\n" +
               formatLocation(Math.abs(data[1]), data[1] < 0 ? "W" : "E"));
      break;
    }
    
  }
  
  private String formatLocation(float data, String suffix) {
  
    String locStr = Location.convert((double)data, Location.FORMAT_SECONDS);
    //if (C.D) Log.d("EVDASH", "Format Data:" + locStr);
    String[] tokens = locStr.split(":|\\.");
    if (tokens.length == 4) {
      return String.format(DataType.LOCATION.getUnits(), tokens[0], tokens[1], tokens[2], suffix);
    } else {
      return "";
    }
  }

  
  protected void onGaugeMotionEvent(MotionEvent event) {
    ctx.onGaugeMotionEvent(this, event);
  }

  
}