Example usage for android.util Log v

Introduction

In this page you can find the example usage for android.util Log v.

Prototype

public static int v(String tag, String msg) 

Source Link

Document

Send a #VERBOSE log message.

Usage

From source file:Main.java

/**
 * Scales an image maintaining aspect ratio
 *
 * @param original  original image//from ww w  .  j a va  2 s .co m
 * @param maxWidth  maximum width
 * @param maxHeight maximum height
 * @return a Bitmap representing the thumbnail
 */
public static Bitmap createThumbnailForImage(Bitmap original, int maxWidth, int maxHeight) {
    int width = original.getWidth();
    int height = original.getHeight();

    Log.v("Pictures", "Width and height are " + width + "--" + height);

    if (width > height) {
        // landscape
        float ratio = (float) width / maxWidth;
        width = maxWidth;
        height = (int) (height / ratio);
    } else if (height > width) {
        // portrait
        float ratio = (float) height / maxHeight;
        height = maxHeight;
        width = (int) (width / ratio);
    } else {
        // square
        height = maxHeight;
        width = maxWidth;
    }

    Log.v("Pictures", "after scaling Width and height are " + width + "--" + height);

    return Bitmap.createScaledBitmap(original, width, height, true);
}

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From source file:Main.java

public static byte[] makeFontBitmap(String font, String code, int size, float[] arrayOfPos) {
    Log.v(TAG, String.format("makeFontBitmap called(Java): font=%s code=%s", font, code));
    Canvas c = new Canvas();
    Paint p = new Paint();
    //        Log.v(TAG, "get density");
    float density = context.getResources().getDisplayMetrics().density;
    Log.v(TAG, String.format("makeFontBitmap density: %f", density));
    p.setTextSize((float) size * density);
    p.setAntiAlias(true);/* ww  w  .ja  va2  s . c o  m*/

    Rect textBounds = new Rect();
    p.getTextBounds(code, 0, code.length(), textBounds);
    Log.v(TAG, String.format("makeFontBitmap textBounds: %d,%d,%d,%d", textBounds.left, textBounds.top,
            textBounds.right, textBounds.bottom));

    Rect textBoundsAxA = new Rect();
    String axa = String.format("A%sA", code);
    p.getTextBounds(axa, 0, axa.length(), textBoundsAxA);
    Rect textBoundsAA = new Rect();
    String aa = "AA";
    p.getTextBounds(aa, 0, aa.length(), textBoundsAA);

    // cache.distDelta = Vec2(0, 0);
    arrayOfPos[0] = textBounds.left;
    arrayOfPos[1] = textBounds.top;

    // cache.srcWidth = Vec2(16, 16);
    arrayOfPos[2] = textBounds.width();
    arrayOfPos[3] = textBounds.height();

    // cache.step = 16;
    //      arrayOfPos[4] = textBounds.width() + 1;
    arrayOfPos[4] = textBoundsAxA.width() - textBoundsAA.width();

    if (textBounds.width() == 0 || textBounds.height() == 0) {
        Log.v(TAG, "makeFontBitmap: empty");
        return null;
    }

    Bitmap b = Bitmap.createBitmap(textBounds.width(), textBounds.height(), Bitmap.Config.ARGB_8888);
    c.setBitmap(b);

    Rect r = new Rect(0, 0, textBounds.width(), textBounds.height());
    //      p.setColor(Color.RED);
    p.setARGB(0, 0, 0, 0);
    c.drawRect(r, p);
    p.setARGB(255, 255, 255, 255);

    //        Log.v(TAG, "makeFontBitmap: drawText");
    c.drawText(code, -textBounds.left, -textBounds.top, p);
    Log.v(TAG, String.format("makeFontBitmap: w=%.2f h=%.2f", arrayOfPos[2], arrayOfPos[3]));

    ByteBuffer buf = ByteBuffer.allocate(textBounds.width() * textBounds.height() * 4);
    //      ByteBuffer buf = ByteBuffer.allocate(b.getRowBytes());
    Log.v(TAG, String.format("makeFontBitmap: b.getRowBytes() %d", b.getRowBytes()));
    buf.position(0);
    b.copyPixelsToBuffer(buf);
    Log.v(TAG, String.format("makeFontBitmap results: capacity=%d", buf.capacity()));

    //      byte bytes[] = buf.array();
    //      for (int i = 0; i < size * size * 2; i++)
    //         bytes[i] = (byte)(Math.random() * 255);
    return buf.array();
}

---

From source file:Main.java

public static String downloadPage(String url) {
    Log.v(DEBUG_TAG, url);

    String page = "";

    BufferedReader in = null;//from  ww w  .java 2  s  .  c  o m
    try {
        HttpClient client = new DefaultHttpClient();
        HttpGet request = new HttpGet(url);
        HttpParams params = request.getParams();
        HttpConnectionParams.setSoTimeout(params, 60000); // 1 minute timeout               
        HttpResponse response = client.execute(request);

        //Predifined buffer size
        /*
         * 
        in = new BufferedReader(
            new InputStreamReader(
           response.getEntity().getContent()),8*2000);
         * 
         * */

        in = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));

        StringBuffer sb = new StringBuffer("");
        String line = "";
        //String NL = System.getProperty("line.separator");
        while ((line = in.readLine()) != null) {
            sb.append(line);
        }
        in.close();
        page = sb.toString();
        Log.v(DEBUG_TAG, "Pagina descargada --> " + page);
    } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {
                Log.v(DEBUG_TAG, "Error en la descarga de la pagina");
                e.printStackTrace();
            }
        }
    }
    return page;
}

---

From source file:Main.java

public static String makeRequest1(String url, String json) {
    Log.v(TAG, "URL-->" + url);
    Log.v(TAG, "input-->" + json);

    try {//w  ww .j a v  a 2 s. c o  m
        HttpPost httpPost = new HttpPost(url);
        httpPost.setEntity(new StringEntity(json));

        HttpResponse httpResponse = new DefaultHttpClient().execute(httpPost);

        // receive response as inputStream
        InputStream inputStream = httpResponse.getEntity().getContent();
        // convert inputstream to string
        if (inputStream != null) {
            String result = convertInputStreamToString(inputStream);
            Log.v(TAG, "output-->" + result);
            return result;
        }
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    } catch (ClientProtocolException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return "";
}

---

From source file:Main.java

static public void setImageColor(ImageView view, Bitmap sourceBitmap, int rgbcolor)// ,Bitmap sourceBitmap)
{
    if (sourceBitmap != null) {
        float R = Color.red(rgbcolor);
        float G = Color.green(rgbcolor);
        float B = Color.blue(rgbcolor);

        Log.v("R:G:B", R + ":" + G + ":" + B); //

        float[] colorTransform = { R / 255f, 0, 0, 0, 0, // R color
                0, G / 255f, 0, 0, 0 // G color
                , 0, 0, B / 255f, 0, 0 // B color
                , 0, 0, 0, 1f, 0f };//from   w  ww .  j  a v a  2 s .c o  m

        ColorMatrix colorMatrix = new ColorMatrix();
        colorMatrix.setSaturation(0f); // Remove Colour

        colorMatrix.set(colorTransform);
        ColorMatrixColorFilter colorFilter = new ColorMatrixColorFilter(colorMatrix);
        Paint paint = new Paint();
        paint.setColorFilter(colorFilter);

        Bitmap mutableBitmap = sourceBitmap.copy(Bitmap.Config.ARGB_8888, true);
        view.setImageBitmap(mutableBitmap);
        Canvas canvas = new Canvas(mutableBitmap);
        canvas.drawBitmap(mutableBitmap, 0, 0, paint);

    }
}

---

From source file:Main.java

public static String makeRequest3(String url, String json) {
    Log.v(TAG, "URL-->" + url);
    Log.v(TAG, "input-->" + json);

    try {//from   www. ja va 2  s .c om
        HttpPost httpPost = new HttpPost(url);
        httpPost.setEntity(new StringEntity(json));
        //httpPost.setHeader("sessionToken",AuthToken);
        // httpPost.setHeader("Accept", "application/json");
        //  httpPost.setHeader("Content-type", "application/json"); //text/html
        HttpResponse httpResponse = new DefaultHttpClient().execute(httpPost);

        // receive response as inputStream
        InputStream inputStream = httpResponse.getEntity().getContent();
        // convert inputstream to string
        if (inputStream != null) {
            String result = convertInputStreamToString(inputStream);
            Log.d("tag", "outputtttttttttt-->" + result);
            return result;
        }
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    } catch (ClientProtocolException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return "";
}

---

From source file:Main.java

public static String makeRequest55(String url, String json) {
    Log.v(TAG, "URL-->" + url);
    Log.v(TAG, "input-->" + json);

    try {//from w ww.  jav a 2  s. c om
        HttpPost httpPost = new HttpPost(url);
        httpPost.setEntity(new StringEntity(json));
        httpPost.setHeader("Accept", "application/json");
        httpPost.setHeader("Content-type", "application/json");
        //text/html
        HttpResponse httpResponse = new DefaultHttpClient().execute(httpPost);

        // receive response as inputStream
        InputStream inputStream = httpResponse.getEntity().getContent();
        // convert inputstream to string
        if (inputStream != null) {
            String result = convertInputStreamToString(inputStream);
            Log.v(TAG, "output-->" + result);
            return result;
        }
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    } catch (ClientProtocolException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return "";
}

---

From source file:Main.java

public static String makeRequest(String url, String json) {
    Log.v(TAG, "URL-->" + url);
    Log.v(TAG, "input-->" + json);

    try {//  w  ww. j a v a 2s  .c  o  m
        HttpPost httpPost = new HttpPost(url);
        httpPost.setEntity(new StringEntity(json));
        httpPost.setHeader("Accept", "application/json");
        httpPost.setHeader("Content-type", "application/json");
        httpPost.setHeader("sessionToken", "61");
        //text/html
        HttpResponse httpResponse = new DefaultHttpClient().execute(httpPost);

        // receive response as inputStream
        InputStream inputStream = httpResponse.getEntity().getContent();
        // convert inputstream to string
        if (inputStream != null) {
            String result = convertInputStreamToString(inputStream);
            Log.v(TAG, "output-->" + result);
            return result;
        }
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    } catch (ClientProtocolException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return "";
}

---

From source file:Main.java

/**
 * Converts time to a string, e.g. "1:59:30.1"
 * or "3.6" or "5:33.2"./* ww  w .j a  v  a  2 s  . co  m*/
 * Rolled my own because JDK 7's DateFormat class seemed
 * to require some unnatural contortions. JDK 8 has a much
 * richer library.
 *
 * @param milliseconds Time in millseconds since start of meeting
 * @return String formatted time interval string in "H:MM:SS.m" format.
 */
public static String timeToHMMSSm(long milliseconds) {
    Log.v(TAG, "timeToHMMSSm(" + milliseconds + ")");

    double seconds = (milliseconds % 60_000) / 1000.0;
    int minutes = (int) (milliseconds / 60_000) % 60;
    int hours = (int) (milliseconds / 3600_000);

    String hms;
    if (hours >= 1) {
        hms = String.format(Locale.getDefault(), "%d:%02d:%04.1f", hours, minutes, seconds);
    } else if (minutes >= 1) {
        hms = String.format(Locale.getDefault(), "%d:%04.1f", minutes, seconds);
    } else {
        hms = String.format(Locale.getDefault(), "%1.1f", seconds);
    }
    return hms;
}

---

From source file:Main.java

/**
 * Check to see if the network is available.
 * @return true if there is access to the internet, false otherwise.
 *///from   w w w. j  a v a2 s.  co m
public static boolean isNetworkAvailable(Context context) {
    ConnectivityManager manager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
    NetworkInfo info = manager.getActiveNetworkInfo();
    boolean isAvailable = false;
    if (info != null && info.isConnected()) {
        isAvailable = true;
    }
    Log.v("TheNetUtil", "isNetworkAvailable(). net is " + isAvailable);
    return isAvailable;
}

---

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