Example usage for android.graphics Paint Paint

Introduction

In this page you can find the example usage for android.graphics Paint Paint.

Prototype

public Paint() 

Source Link

Document

Create a new paint with default settings.

Usage

From source file:app.geochat.ui.widgets.BezelImageView.java

public BezelImageView(Context context, AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);

    // Attribute initialization
    final TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.BezelImageView, defStyle, 0);

    mMaskDrawable = a.getDrawable(R.styleable.BezelImageView_maskDrawable);
    if (mMaskDrawable != null) {
        mMaskDrawable.setCallback(this);
    }/*from   w  w w  .ja v a  2s .  co  m*/

    mBorderDrawable = a.getDrawable(R.styleable.BezelImageView_borderDrawable);
    if (mBorderDrawable != null) {
        mBorderDrawable.setCallback(this);
    }

    mDesaturateOnPress = a.getBoolean(R.styleable.BezelImageView_desaturateOnPress, mDesaturateOnPress);

    a.recycle();

    // Other initialization
    mBlackPaint = new Paint();
    mBlackPaint.setColor(0xff000000);

    mMaskedPaint = new Paint();
    mMaskedPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));

    // Always want a cache allocated.
    mCacheBitmap = Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888);

    if (mDesaturateOnPress) {
        // Create a desaturate color filter for pressed state.
        ColorMatrix cm = new ColorMatrix();
        cm.setSaturation(0);
        mDesaturateColorFilter = new ColorMatrixColorFilter(cm);
    }
}

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From source file:com.arisprung.tailgate.utilities.FacebookImageLoader.java

public static Bitmap getRoundedCornerBitmap(Bitmap bitmap) {
    Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);
    Canvas canvas = new Canvas(output);

    final int color = 0xff424242;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());

    paint.setAntiAlias(true);//from  ww  w .  j a  v  a2 s. c o  m
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    // canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
    canvas.drawCircle(bitmap.getWidth() / 2, bitmap.getHeight() / 2, bitmap.getWidth() / 2, paint);
    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);
    int dens = mContext.getResources().getDisplayMetrics().densityDpi;
    Bitmap _bmp = Bitmap.createScaledBitmap(output, dens / 2, dens / 2, false);
    // return _bmp;
    Bitmap bit = TailGateUtility.drawWhiteFrame(_bmp);
    return bit;
}

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From source file:ee.ioc.phon.android.speak.Utils.java

/**
 * <p>Returns a bitmap that visualizes the given waveform (byte array),
 * i.e. a sequence of 16-bit integers.</p>
 *
 * TODO: show to high/low points in other color
 * TODO: show end pause data with another color
 *//*  w  ww  . j  a va  2  s.  co  m*/
public static Bitmap drawWaveform(byte[] waveBuffer, int w, int h, int start, int end) {
    final Bitmap b = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
    final Canvas c = new Canvas(b);
    final Paint paint = new Paint();
    paint.setColor(0xFFFFFFFF); // 0xRRGGBBAA
    paint.setAntiAlias(true);
    paint.setStrokeWidth(0);

    final Paint redPaint = new Paint();
    redPaint.setColor(0xFF000080);
    redPaint.setAntiAlias(true);
    redPaint.setStrokeWidth(0);

    final ShortBuffer buf = ByteBuffer.wrap(waveBuffer).order(ByteOrder.LITTLE_ENDIAN).asShortBuffer();
    buf.position(0);

    final int numSamples = waveBuffer.length / 2;
    //final int delay = (SAMPLING_RATE * 100 / 1000);
    final int delay = 0;
    int endIndex = end / 2 + delay;
    if (end == 0 || endIndex >= numSamples) {
        endIndex = numSamples;
    }
    int index = start / 2 - delay;
    if (index < 0) {
        index = 0;
    }
    final int size = endIndex - index;
    int numSamplePerPixel = 32;
    int delta = size / (numSamplePerPixel * w);
    if (delta == 0) {
        numSamplePerPixel = size / w;
        delta = 1;
    }

    final float scale = 3.5f / 65536.0f;
    // do one less column to make sure we won't read past
    // the buffer.
    try {
        for (int i = 0; i < w - 1; i++) {
            final float x = i;
            for (int j = 0; j < numSamplePerPixel; j++) {
                final short s = buf.get(index);
                final float y = (h / 2) - (s * h * scale);
                if (s > Short.MAX_VALUE - 10 || s < Short.MIN_VALUE + 10) {
                    // TODO: make it work
                    c.drawPoint(x, y, redPaint);
                } else {
                    c.drawPoint(x, y, paint);
                }
                index += delta;
            }
        }
    } catch (IndexOutOfBoundsException e) {
        // this can happen, but we don't care
    }

    return b;
}

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From source file:Main.java

/**
 * Load the image at {@code imagePath} as a {@link Bitmap}, scaling it to
 * the specified size and preserving the aspect ratio.
 * @param imagePath Path of the image to load.
 * @param width Required width of the resulting {@link Bitmap}.
 * @param height Required height of the resulting {@link Bitmap}.
 * @param fill {@code true} to fill the empty space with transparent color.
 * @param crop {@code true} to crop the image, {@code false} to resize without cutting the image.
 * @return {@link Bitmap} representing the image at {@code imagePath}.
 */// w ww . j  a v a 2  s.  c o m
public static Bitmap loadResizedBitmap(String imagePath, int width, int height, boolean fill, boolean crop) {
    Bitmap retVal;

    BitmapFactory.Options opts = new BitmapFactory.Options();
    opts.inSampleSize = getScale(imagePath, width, height);
    opts.inJustDecodeBounds = false;

    Bitmap image = BitmapFactory.decodeFile(imagePath, opts);

    if (image == null) {
        return null;
    }

    if (image.getWidth() != width || image.getHeight() != height) {
        //Image need to be resized.
        //         int scaledWidth = image.getWidth();
        //         int scaledHeight = image.getHeight();
        //         final float factorWidth = scaledWidth / width;
        //         final float factorHeight = scaledHeight / height;
        //final float factor = (scaledWidth / width) - (scaledHeight / height);
        //         final long factor = (scaledWidth * height) - (scaledHeight * width);
        //         if ((crop && factor > 0) || (factor < 0)) {
        //            scaledHeight = (scaledHeight * width) / scaledWidth;
        //            scaledWidth = width;
        //         } else {
        //            scaledWidth = (scaledWidth * height) / scaledHeight;
        //            scaledHeight = height;
        //         }
        int scaledWidth = (image.getWidth() * height) / image.getHeight();
        int scaledHeight; // = (image.getHeight() * width) / image.getWidth();
        if ((crop && scaledWidth > width) || (!crop && scaledWidth < width)) {
            scaledHeight = height;
        } else {
            scaledWidth = width;
            scaledHeight = (image.getHeight() * width) / image.getWidth();
        }
        //image = Bitmap.createScaledBitmap(image, scaledWidth, scaledHeight, true);

        Rect src = new Rect(0, 0, image.getWidth(), image.getHeight());
        Rect dst = new Rect(0, 0, scaledWidth, scaledHeight);

        if (fill) {
            retVal = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
            dst.offset((width - scaledWidth) / 2, (height - scaledHeight) / 2);
        } else {
            retVal = Bitmap.createBitmap(scaledWidth, scaledHeight, Bitmap.Config.ARGB_8888);
        }
        retVal.eraseColor(Color.TRANSPARENT);

        synchronized (canvas) {
            if (antiAliasPaint == null) {
                antiAliasPaint = new Paint();
                antiAliasPaint.setAntiAlias(true);
                antiAliasPaint.setFilterBitmap(true);
                antiAliasPaint.setDither(true);
            }
            canvas.setBitmap(retVal);
            canvas.drawBitmap(image, src, dst, antiAliasPaint);
        }

        image.recycle();
    } else {
        //No need to scale.
        retVal = image;
    }

    return retVal;
}

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From source file:arun.com.chromer.browsing.article.view.ElasticDragDismissFrameLayout.java

private void init() {
    dragDismissDistance = getResources().getDimensionPixelSize(R.dimen.article_drag_down_dismiss_distance);

    shouldScale = dragDismissScale != 1f;

    draggingBackgroundPaint = new Paint();
    draggingBackgroundPaint/*  ww w . j a  va 2s  . c om*/
            .setColor(getContext().getResources().getColor(R.color.article_transparentSideBackground));
    draggingBackgroundPaint.setStyle(Paint.Style.FILL);
}

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From source file:com.graphics.FingerPaint.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    // /////////////
    aChatApp = (MyaChatApplication) getApplication();
    xmppManager = aChatApp.getXmppManager();
    connection = xmppManager.returnConnection();
    secondUser = getIntent().getExtras().getString("username").toString();
    Log.d(TAG, "got user is:" + secondUser);
    // start listening to new msg

    mPaint = new Paint();
    mPaint.setAntiAlias(true);//from   www .  j a  v  a  2 s  .c o  m
    mPaint.setDither(true);
    mPaint.setColor(0xFFFF0000);
    mPaint.setStyle(Paint.Style.STROKE);
    mPaint.setStrokeJoin(Paint.Join.ROUND);
    mPaint.setStrokeCap(Paint.Cap.ROUND);
    mPaint.setStrokeWidth(12);

    mEmboss = new EmbossMaskFilter(new float[] { 1, 1, 1 }, 0.4f, 6, 3.5f);

    mBlur = new BlurMaskFilter(8, BlurMaskFilter.Blur.NORMAL);
    // setContentView(new MyView(this));
    myView = new MyView(this);
    // final MyView myView = new MyView(this);
    // myView.fingerPaintMsgListener();
    setContentView(myView);

    // startListenter();

    localCoArray = new LocalCoArray(mPaint.getColor());

    // //////////////////

}

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From source file:foam.jellyfish.StarwispCanvas.java

@Override
public void onDraw(Canvas canvas) {
    float sx = getWidth() / 320.0f;
    float sy = getHeight() / 200.0f;

    Paint myPaint = new Paint();
    myPaint.setStrokeWidth(0);//from  www  .ja v  a  2  s. c om
    myPaint.setColor(Color.rgb(127, 127, 127));
    canvas.drawRect(0, 0, getWidth(), getHeight(), myPaint);

    try {
        for (int i = 0; i < m_Drawlist.length(); i++) {
            JSONArray prim = m_Drawlist.getJSONArray(i);
            if (prim.getString(0).equals("line")) {
                DrawLine(canvas, prim, sx, sy);
            }
            if (prim.getString(0).equals("text")) {
                DrawText(canvas, prim, sx, sy);
            }
        }
    } catch (JSONException e) {
        Log.e("starwisp", "Error parsing data " + e.toString());
    }
}

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From source file:ar.uba.fi.splitapp.MockServer.java

private static Bitmap getCircleBitmap(Bitmap bitmap) {
    final Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Bitmap.Config.ARGB_8888);
    final Canvas canvas = new Canvas(output);

    final int color = Color.RED;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
    final RectF rectF = new RectF(rect);

    paint.setAntiAlias(true);// ww w  .j  a va  2 s . c o  m
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawOval(rectF, paint);

    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);

    bitmap.recycle();

    return output;
}

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From source file:com.example.google.maps.dataviz.MainActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    // The gradient for colouring the markers.
    Shader shader = new LinearGradient(0, 0, 0, MARKER_HEIGHT - 1, new int[] { Color.BLUE, Color.RED }, null,
            TileMode.CLAMP);/*from  ww w  .j ava  2  s  .  c  o  m*/
    mPaint = new Paint();
    mPaint.setShader(shader);

    mMap = ((SupportMapFragment) getSupportFragmentManager().findFragmentById(R.id.map)).getMap();

    if (mMap != null) {
        setUpMap();
    }
}

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From source file:angeloid.dreamnarae.SwipeyTabs.java

/**
 * Initialize the SwipeyTabs {@link ViewGroup}
 *//* w  w w  . j av  a  2s. c om*/
private void init() {
    // enable the horizontal fading edges which will be drawn by the parent
    // View
    setHorizontalFadingEdgeEnabled(true);
    setFadingEdgeLength((int) (getResources().getDisplayMetrics().density * 35.0f + 0.5f));
    setWillNotDraw(false);

    mCachedTabPaint = new Paint();
    mCachedTabPaint.setColor(mBottomBarColor);
}

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