Example usage for android.graphics RectF RectF

List of usage examples for android.graphics RectF RectF

Introduction

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

Prototype

public RectF(float left, float top, float right, float bottom) 

Source Link

Document

Create a new rectangle with the specified coordinates.

Usage

From source file:Main.java

/**
 * Given an input bitmap, scales it to the given width/height and makes it round.
 *
 * @param input {@link Bitmap} to scale and crop
 * @param targetWidth desired output width
 * @param targetHeight desired output height
 * @return output bitmap scaled to the target width/height and cropped to an oval. The
 *         cropping algorithm will try to fit as much of the input into the output as possible,
 *         while preserving the target width/height ratio.
 *//*ww w .j a va2s .com*/
public static Bitmap getRoundedBitmap(Bitmap input, int targetWidth, int targetHeight) {
    if (input == null) {
        return null;
    }
    final Bitmap.Config inputConfig = input.getConfig();
    final Bitmap result = Bitmap.createBitmap(targetWidth, targetHeight,
            inputConfig != null ? inputConfig : Bitmap.Config.ARGB_8888);
    final Canvas canvas = new Canvas(result);
    final Paint paint = new Paint();
    canvas.drawARGB(0, 0, 0, 0);
    paint.setAntiAlias(true);
    final RectF dst = new RectF(0, 0, targetWidth, targetHeight);
    canvas.drawOval(dst, paint);

    // Specifies that only pixels present in the destination (i.e. the drawn oval) should
    // be overwritten with pixels from the input bitmap.
    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));

    final int inputWidth = input.getWidth();
    final int inputHeight = input.getHeight();

    // Choose the largest scale factor that will fit inside the dimensions of the
    // input bitmap.
    final float scaleBy = Math.min((float) inputWidth / targetWidth, (float) inputHeight / targetHeight);

    final int xCropAmountHalved = (int) (scaleBy * targetWidth / 2);
    final int yCropAmountHalved = (int) (scaleBy * targetHeight / 2);

    final Rect src = new Rect(inputWidth / 2 - xCropAmountHalved, inputHeight / 2 - yCropAmountHalved,
            inputWidth / 2 + xCropAmountHalved, inputHeight / 2 + yCropAmountHalved);

    canvas.drawBitmap(input, src, dst, paint);
    return result;
}

From source file:com.filemanager.free.ui.views.SizeDrawable.java

public SizeDrawable(Context context, AttributeSet attributeSet) {
    super(context, attributeSet);
    int strokeWidth = dpToPx(40);
    rectF = new RectF(getLeft(), getTop(), getRight(), getBottom());
    //rectF = new RectF(dpToPx(0), dpToPx(0), dpToPx(200), dpToPx(200));
    mPaint = new Paint();
    mPaint.setAntiAlias(true);//from  w  w  w. ja  va 2 s  . c o  m
    mPaint.setStyle(Paint.Style.FILL);
    mPaint.setColor(ContextCompat.getColor(getContext(), R.color.accent_indigo));
    // mPaint.setStrokeCap(Paint.Cap.BUTT);
    mPaint.setStrokeWidth(strokeWidth);
    mPaint1 = new Paint();
    mPaint1.setAntiAlias(true);
    mPaint1.setStyle(Paint.Style.FILL);
    mPaint1.setColor(ContextCompat.getColor(getContext(), R.color.accent_red));
    //  mPaint1.setStrokeCap(Paint.Cap.BUTT);
    mPaint1.setStrokeWidth(strokeWidth);
    mPaint2 = new Paint();
    mPaint2.setAntiAlias(true);
    mPaint2.setStyle(Paint.Style.FILL);
    mPaint2.setColor(ContextCompat.getColor(getContext(), R.color.accent_green));
    // mPaint2.setStrokeCap(Paint.Cap.BUTT);
    mPaint2.setStrokeWidth(strokeWidth);
    twenty = dpToPx(10);
}

From source file:com.example.accessibility.ListenerView.java

public ListenerView(Context context) {
    super(context);
    paintBlack.setColor(Color.BLACK);
    paintWhite.setColor(Color.WHITE);
    oval = new RectF(50, 40, 70, -60);

    // TODO Auto-generated constructor stub
}

From source file:Main.java

/**
 * Given an input bitmap, scales it to the given width/height and makes it round.
 *
 * @param input {@link Bitmap} to scale and crop
 * @param targetWidth desired output width
 * @param targetHeight desired output height
 * @return output bitmap scaled to the target width/height and cropped to an oval. The
 *         cropping algorithm will try to fit as much of the input into the output as possible,
 *         while preserving the target width/height ratio.
 *//*from  w w  w.  ja va  2  s.  c  om*/
public static Bitmap getRoundedBitmap(Bitmap input, int targetWidth, int targetHeight) {
    if (input == null) {
        return null;
    }
    final Bitmap.Config inputConfig = input.getConfig();
    final Bitmap result = Bitmap.createBitmap(targetWidth, targetHeight,
            inputConfig != null ? inputConfig : Bitmap.Config.ARGB_8888);
    final Canvas canvas = new Canvas(result);
    final Paint paint = new Paint();
    canvas.drawARGB(0, 0, 0, 0);
    paint.setAntiAlias(true);
    canvas.drawOval(0, 0, targetWidth, targetHeight, paint);

    // Specifies that only pixels present in the destination (i.e. the drawn oval) should
    // be overwritten with pixels from the input bitmap.
    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));

    final int inputWidth = input.getWidth();
    final int inputHeight = input.getHeight();

    // Choose the largest scale factor that will fit inside the dimensions of the
    // input bitmap.
    final float scaleBy = Math.min((float) inputWidth / targetWidth, (float) inputHeight / targetHeight);

    final int xCropAmountHalved = (int) (scaleBy * targetWidth / 2);
    final int yCropAmountHalved = (int) (scaleBy * targetHeight / 2);

    final Rect src = new Rect(inputWidth / 2 - xCropAmountHalved, inputHeight / 2 - yCropAmountHalved,
            inputWidth / 2 + xCropAmountHalved, inputHeight / 2 + yCropAmountHalved);

    final RectF dst = new RectF(0, 0, targetWidth, targetHeight);
    canvas.drawBitmap(input, src, dst, paint);
    return result;
}

From source file:org.mozilla.gecko.gfx.RectUtils.java

public static RectF contract(RectF rect, float lessWidth, float lessHeight) {
    float halfLessWidth = lessWidth / 2;
    float halfLessHeight = lessHeight / 2;
    return new RectF(rect.left + halfLessWidth, rect.top + halfLessHeight, rect.right - halfLessWidth,
            rect.bottom - halfLessHeight);
}

From source file:com.efunds.moa.component.customview.process.BackgroundLayout.java

@Override
protected void onSizeChanged(int w, int h, int oldw, int oldh) {
    super.onSizeChanged(w, h, oldw, oldh);
    mRect = new RectF(0, 0, w, h);
}

From source file:org.mozilla.gecko.gfx.RectUtils.java

public static RectF expand(RectF rect, float moreWidth, float moreHeight) {
    float halfMoreWidth = moreWidth / 2;
    float halfMoreHeight = moreHeight / 2;
    return new RectF(rect.left - halfMoreWidth, rect.top - halfMoreHeight, rect.right + halfMoreWidth,
            rect.bottom + halfMoreHeight);
}

From source file:com.busdrone.android.ui.VehicleMarkerRenderer.java

private Bitmap render(int color, String text) {
    TextPaint textPaint = new TextPaint();
    textPaint.setColor(Color.WHITE);
    textPaint.setStyle(Paint.Style.FILL);
    textPaint.setAntiAlias(true);//from  w ww.j  a va 2 s.  c  o m
    textPaint.setTextSize(mTextSize);

    Rect textBounds = new Rect();
    textPaint.getTextBounds(text, 0, text.length(), textBounds);

    int width = mPadding + textBounds.width() + mPadding;
    int height = mPadding + textBounds.height() + mPadding;

    Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);

    Canvas canvas = new Canvas(bitmap);

    Paint paint = new Paint();
    paint.setStyle(Paint.Style.FILL);
    paint.setColor(color);
    canvas.drawRoundRect(new RectF(0, 0, width, height), mCornerRadius, mCornerRadius, paint);

    canvas.drawText(text, (width / 2f) - (textBounds.width() / 2f), (height / 2f) + (textBounds.height() / 2f),
            textPaint);

    return bitmap;
}

From source file:Main.java

public static Bitmap createRoundedFramedImage(Drawable imageDrawable, int borderThickness, int color) {
    int size = Math.min(imageDrawable.getMinimumWidth(), imageDrawable.getMinimumHeight());
    //      Drawable imageDrawable = (image != null) ? new BitmapDrawable(image) : placeHolder;

    Bitmap output = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(output);

    RectF outerRect = new RectF(0, 0, size, size);
    float cornerRadius = size / 18f;

    Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
    paint.setColor(Color.RED);/*from  w ww  .  ja va  2  s . c o m*/
    canvas.drawRoundRect(outerRect, cornerRadius, cornerRadius, paint);

    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    imageDrawable.setBounds(0, 0, size, size);

    // Save the layer to apply the paint
    canvas.saveLayer(outerRect, paint, Canvas.ALL_SAVE_FLAG);
    imageDrawable.draw(canvas);
    canvas.restore();

    // FRAMING THE PHOTO
    float border = size / 15f;

    // 1. Create offscreen bitmap link: http://www.youtube.com/watch?feature=player_detailpage&v=jF6Ad4GYjRU#t=1035s
    Bitmap framedOutput = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888);
    Canvas framedCanvas = new Canvas(framedOutput);
    // End of Step 1

    // Start - TODO IMPORTANT - this section shouldn't be included in the final code
    // It's needed here to differentiate step 2 (red) with the background color of the activity
    // It's should be commented out after the codes includes step 3 onwards
    // Paint squaredPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
    // squaredPaint.setColor(Color.BLUE);
    // framedCanvas.drawRoundRect(outerRect, 0f, 0f, squaredPaint);
    // End

    // 2. Draw an opaque rounded rectangle link:
    // http://www.youtube.com/watch?feature=player_detailpage&v=jF6Ad4GYjRU#t=1044s
    RectF innerRect = new RectF(border, border, size - border, size - border);

    Paint innerPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
    innerPaint.setColor(Color.RED);
    framedCanvas.drawRoundRect(innerRect, cornerRadius, cornerRadius, innerPaint);

    // 3. Set the Power Duff mode link:
    // http://www.youtube.com/watch?feature=player_detailpage&v=jF6Ad4GYjRU#t=1056s
    Paint outerPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
    outerPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_OUT));

    // 4. Draw a translucent rounded rectangle link:
    // http://www.youtube.com/watch?feature=player_detailpage&v=jF6Ad4GYjRU
    outerPaint.setColor(color);
    framedCanvas.drawRoundRect(outerRect, cornerRadius, cornerRadius, outerPaint);

    // 5. Draw the frame on top of original bitmap
    canvas.drawBitmap(framedOutput, 0f, 0f, null);

    return output;
}

From source file:org.mozilla.gecko.gfx.RectUtils.java

public static RectF intersect(RectF one, RectF two) {
    float left = Math.max(one.left, two.left);
    float top = Math.max(one.top, two.top);
    float right = Math.min(one.right, two.right);
    float bottom = Math.min(one.bottom, two.bottom);
    return new RectF(left, top, Math.max(right, left), Math.max(bottom, top));
}