Example usage for android.graphics Rect Rect

Introduction

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

Prototype

public Rect() 

Source Link

Document

Create a new empty Rect.

Usage

From source file:Main.java

private static synchronized Bitmap createScaledBitmap(Bitmap bitmap, final int width, final int height,
        float cornerRadius) {

    if (bitmap == null) {
        return null;
    }//from   w  w w .  ja  va 2s.c om

    int adjustedWidth = width;
    int adjustedHeight = height;

    final int bitmapWidth = bitmap.getWidth();
    final int bitmapHeight = bitmap.getHeight();

    //int inBytes = bitmap.getByteCount();
    if (width >= bitmapWidth && height >= bitmapHeight)
        return bitmap;

    if (width > 0 && height > 0) {
        //if (width < bitmapWidth || height < bitmapHeight) {
        final float ratio = (float) bitmapWidth / bitmapHeight;

        if (bitmapWidth > bitmapHeight) {
            adjustedHeight = (int) (width / ratio);
        } else if (bitmapHeight > bitmapWidth) {
            adjustedWidth = (int) (height * ratio);
        }

        final Bitmap.Config c = Bitmap.Config.ARGB_8888;
        final Bitmap thumb = Bitmap.createBitmap(width, height, c);
        final Canvas canvas = sScaleCanvas;
        final Paint paint = sPaint;
        canvas.setBitmap(thumb);
        paint.setDither(false);
        paint.setFilterBitmap(true);

        Rect sBounds = new Rect();
        Rect sOldBounds = new Rect();

        sBounds.set((width - adjustedWidth) >> 1, (height - adjustedHeight) >> 1, adjustedWidth,
                adjustedHeight);
        sOldBounds.set(0, 0, bitmapWidth, bitmapHeight);

        if (cornerRadius != 0) {
            //Path p = new Path();
            RectF rect = new RectF(sBounds);
            canvas.drawARGB(0, 0, 0, 0);
            paint.setColor(Color.WHITE);
            canvas.drawRoundRect(rect, cornerRadius, cornerRadius, paint);
            paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
            //p.addRoundRect(rect, cornerRadius, cornerRadius, Direction.CCW);
            //canvas.clipPath(p, Op.REPLACE);
        } else {
            paint.setXfermode(null);
            //canvas.clipRect(0, 0, thumb.getWidth(), thumb.getHeight());
        }

        canvas.drawBitmap(bitmap, sOldBounds, sBounds, paint);

        canvas.setBitmap(Bitmap.createBitmap(1, 1, Config.ALPHA_8));

        return thumb;

    }
    return bitmap;
}

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From source file:Main.java

public static Bitmap getBitmap(Context context, int resId) {
    try {//from ww w. j  av a2  s .  co m
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inDither = true;
        InputStream is = context.getResources().openRawResource(resId);
        Bitmap bitmap = BitmapFactory.decodeStream(is, new Rect(), options);
        is.close();
        return bitmap;
    } catch (Exception e) {
        e.printStackTrace();
        throw new RuntimeException(e.getMessage(), e);
    }
}

---

From source file:catchla.yep.adapter.decorator.DividerItemDecoration.java

public DividerItemDecoration(Context context, int orientation) {
    mPadding = new Rect();
    final TypedArray a = context.obtainStyledAttributes(ATTRS);
    mDivider = a.getDrawable(0);/* w  w  w .jav a2  s  . com*/
    a.recycle();
    setOrientation(orientation);
}

---

From source file:android.support.v7ox.widget.ContentFrameLayout.java

public ContentFrameLayout(Context context, AttributeSet attrs, int defStyleAttr) {
    super(context, attrs, defStyleAttr);
    mDecorPadding = new Rect();
}

---

From source file:Main.java

/**
 * get face region, converted info image coordinated.
 *
 * @param width/*from   w w  w. j av  a  2s.c o  m*/
 *            image width
 * @param height
 *            image height
 * @param left
 *            left
 * @param top
 *            top
 * @param right
 *            right
 * @param bottom
 *            bottom
 * @return screen coordinated region
 */
public static Rect getFaceRect(double width, double height, double left, double top, double right,
        double bottom) {
    Log.d(TAG, "<getFaceRect> width:" + width + ",height:" + height + ",orientation:" + ",left:" + left
            + ",top:" + top + ",right:" + right + ",bottom:" + bottom);

    Rect res = new Rect();
    res.left = (int) ((left + HALF_RECT_LEN) * width / RECT_LEN);
    res.top = (int) ((top + HALF_RECT_LEN) * height / RECT_LEN);
    res.right = (int) ((right + HALF_RECT_LEN) * width / RECT_LEN);
    res.bottom = (int) ((bottom + HALF_RECT_LEN) * height / RECT_LEN);
    return res;
}

---

From source file:com.truebanana.bitmap.BitmapUtils.java

public static BitmapFactory.Options getBounds(InputStream inputStream, BitmapFactory.Options options) {
    options.inJustDecodeBounds = true;//from w w w  .java  2  s.c  o m
    BitmapFactory.decodeStream(inputStream, new Rect(), options);
    return options;
}

---

From source file:at.linuxtage.companion.widgets.ScrimInsetsFrameLayout.java

public ScrimInsetsFrameLayout(Context context, AttributeSet attrs, int defStyleAttr) {
    super(context, attrs, defStyleAttr);
    final TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ScrimInsetsFrameLayout, defStyleAttr,
            R.style.Widget_Design_ScrimInsetsFrameLayout);
    mInsetForeground = a.getDrawable(R.styleable.ScrimInsetsFrameLayout_insetForeground);
    a.recycle();//from   ww  w .  j a va2  s. c  o  m
    setWillNotDraw(true); // No need to draw until the insets are adjusted
    ViewCompat.setOnApplyWindowInsetsListener(this, new android.support.v4.view.OnApplyWindowInsetsListener() {
        @Override
        public WindowInsetsCompat onApplyWindowInsets(View v, WindowInsetsCompat insets) {
            if (null == mInsets) {
                mInsets = new Rect();
            }
            mInsets.set(insets.getSystemWindowInsetLeft(), insets.getSystemWindowInsetTop(),
                    insets.getSystemWindowInsetRight(), insets.getSystemWindowInsetBottom());
            setWillNotDraw(mInsets.isEmpty() || mInsetForeground == null);
            ViewCompat.postInvalidateOnAnimation(ScrimInsetsFrameLayout.this);
            return insets.consumeSystemWindowInsets();
        }
    });
}

---

From source file:android.support.design.internal.ScrimInsetsRelativeLayout.java

public ScrimInsetsRelativeLayout(Context context, AttributeSet attrs, int defStyleAttr) {
    super(context, attrs, defStyleAttr);

    final TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ScrimInsetsFrameLayout, defStyleAttr,
            R.style.Widget_Design_ScrimInsetsFrameLayout);
    mInsetForeground = a.getDrawable(R.styleable.ScrimInsetsFrameLayout_insetForeground);
    a.recycle();// ww  w . j  av  a2 s .co  m
    setWillNotDraw(true); // No need to draw until the insets are adjusted

    ViewCompat.setOnApplyWindowInsetsListener(this, new android.support.v4.view.OnApplyWindowInsetsListener() {
        @Override
        public WindowInsetsCompat onApplyWindowInsets(View v, WindowInsetsCompat insets) {
            if (null == mInsets) {
                mInsets = new Rect();
            }
            mInsets.set(insets.getSystemWindowInsetLeft(), insets.getSystemWindowInsetTop(),
                    insets.getSystemWindowInsetRight(), insets.getSystemWindowInsetBottom());
            setWillNotDraw(mInsets.isEmpty() || mInsetForeground == null);
            ViewCompat.postInvalidateOnAnimation(ScrimInsetsRelativeLayout.this);
            return insets.consumeSystemWindowInsets();
        }
    });
}

---

From source file:android.support.designox.internal.ScrimInsetsFrameLayout.java

public ScrimInsetsFrameLayout(Context context, AttributeSet attrs, int defStyleAttr) {
    super(context, attrs, defStyleAttr);

    final TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ScrimInsetsFrameLayout, defStyleAttr,
            R.style.Widget_Design_ScrimInsetsFrameLayout);
    mInsetForeground = a.getDrawable(R.styleable.ScrimInsetsFrameLayout_insetForeground);
    a.recycle();/*  w  ww .j  a  v  a 2s .c o m*/
    setWillNotDraw(true); // No need to draw until the insets are adjusted

    ViewCompat.setOnApplyWindowInsetsListener(this,
            new android.support.v4ox.view.OnApplyWindowInsetsListener() {
                @Override
                public WindowInsetsCompat onApplyWindowInsets(View v, WindowInsetsCompat insets) {
                    if (null == mInsets) {
                        mInsets = new Rect();
                    }
                    mInsets.set(insets.getSystemWindowInsetLeft(), insets.getSystemWindowInsetTop(),
                            insets.getSystemWindowInsetRight(), insets.getSystemWindowInsetBottom());
                    onInsetsChanged(mInsets);
                    setWillNotDraw(mInsets.isEmpty() || mInsetForeground == null);
                    ViewCompat.postInvalidateOnAnimation(ScrimInsetsFrameLayout.this);
                    return insets.consumeSystemWindowInsets();
                }
            });
}

---

From source file:Main.java

/**
 * Computes a Camera.Area corresponding to the new focus area to focus the camera on. This is
 * done by deriving a square around the center of a MotionEvent pointer (with side length equal
 * to FOCUS_AREA_MOTION_EVENT_EDGE_LENGTH), then transforming this rectangle's/square's
 * coordinates into the (-1000, 1000) coordinate system used for camera focus areas.
 *
 * Also note that we operate on RectF instances for the most part, to avoid any integer
 * division rounding errors going forward. We only round at the very end for playing into
 * the final focus areas list./*from   w w w .ja  v  a  2s .  c o m*/
 *
 * @throws RuntimeException if unable to compute valid intersection between MotionEvent region
 * and SurfaceTexture region.
 */
protected static Camera.Area computeFocusAreaFromMotionEvent(final MotionEvent event,
        final int surfaceTextureWidth, final int surfaceTextureHeight) {
    // Get position of first touch pointer.
    final int pointerId = event.getPointerId(0);
    final int pointerIndex = event.findPointerIndex(pointerId);
    final float centerX = event.getX(pointerIndex);
    final float centerY = event.getY(pointerIndex);

    // Build event rect. Note that coordinates increase right and down, such that left <= right
    // and top <= bottom.
    final RectF eventRect = new RectF(centerX - FOCUS_AREA_MOTION_EVENT_EDGE_LENGTH, // left
            centerY - FOCUS_AREA_MOTION_EVENT_EDGE_LENGTH, // top
            centerX + FOCUS_AREA_MOTION_EVENT_EDGE_LENGTH, // right
            centerY + FOCUS_AREA_MOTION_EVENT_EDGE_LENGTH // bottom
    );

    // Intersect this rect with the rect corresponding to the full area of the parent surface
    // texture, making sure we are not placing any amount of the eventRect outside the parent
    // surface's area.
    final RectF surfaceTextureRect = new RectF((float) 0, // left
            (float) 0, // top
            (float) surfaceTextureWidth, // right
            (float) surfaceTextureHeight // bottom
    );
    final boolean intersectSuccess = eventRect.intersect(surfaceTextureRect);
    if (!intersectSuccess) {
        throw new RuntimeException("MotionEvent rect does not intersect with SurfaceTexture rect; unable to "
                + "compute focus area");
    }

    // Transform into (-1000, 1000) focus area coordinate system. See
    // https://developer.android.com/reference/android/hardware/Camera.Area.html.
    // Note that if this is ever changed to a Rect instead of RectF, be cautious of integer
    // division rounding!
    final RectF focusAreaRect = new RectF((eventRect.left / surfaceTextureWidth) * 2000 - 1000, // left
            (eventRect.top / surfaceTextureHeight) * 2000 - 1000, // top
            (eventRect.right / surfaceTextureWidth) * 2000 - 1000, // right
            (eventRect.bottom / surfaceTextureHeight) * 2000 - 1000 // bottom
    );
    Rect focusAreaRectRounded = new Rect();
    focusAreaRect.round(focusAreaRectRounded);
    return new Camera.Area(focusAreaRectRounded, FOCUS_AREA_WEIGHT);
}

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