Example usage for android.graphics Canvas drawRoundRect

Introduction

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

Prototype

public void drawRoundRect(@NonNull RectF rect, float rx, float ry, @NonNull Paint paint) 

Source Link

Document

Draw the specified round-rect using the specified paint.

Usage

From source file:org.getlantern.firetweet.view.ShapedImageView.java

/**
 * Given the source bitmap and a canvas, draws the bitmap through a circular
 * mask. Only draws a circle with diameter equal to the destination width.
 *
 * @param bitmap The source bitmap to draw.
 * @param canvas The canvas to draw it on.
 * @param source The source bound of the bitmap.
 * @param dest   The destination bound on the canvas.
 *///from w w w  .  jav a2  s .co  m
public void drawBitmapWithCircleOnCanvas(Bitmap bitmap, Canvas canvas, RectF source, @NonNull RectF dest) {
    if (bitmap == null) {
        if (getStyle() == SHAPE_CIRCLE) {
            canvas.drawCircle(dest.centerX(), dest.centerY(), Math.min(dest.width(), dest.height()) / 2f,
                    mSolidColorPaint);
        } else {
            final float cornerRadius = getCalculatedCornerRadius();
            canvas.drawRoundRect(dest, cornerRadius, cornerRadius, mSolidColorPaint);
        }
        return;
    }
    // Draw bitmap through shader first.
    final BitmapShader shader = new BitmapShader(bitmap, Shader.TileMode.CLAMP, Shader.TileMode.CLAMP);
    mMatrix.reset();

    switch (getScaleType()) {
    case CENTER_CROP: {
        final float srcRatio = source.width() / source.height();
        final float dstRatio = dest.width() / dest.height();
        if (srcRatio > dstRatio) {
            // Source is wider than destination, fit height
            mTempDestination.top = dest.top;
            mTempDestination.bottom = dest.bottom;
            final float dstWidth = dest.height() * srcRatio;
            mTempDestination.left = dest.centerX() - dstWidth / 2;
            mTempDestination.right = dest.centerX() + dstWidth / 2;
        } else if (srcRatio < dstRatio) {
            mTempDestination.left = dest.left;
            mTempDestination.right = dest.right;
            final float dstHeight = dest.width() / srcRatio;
            mTempDestination.top = dest.centerY() - dstHeight / 2;
            mTempDestination.bottom = dest.centerY() + dstHeight / 2;
        } else {
            mTempDestination.set(dest);
        }
        break;
    }
    default: {
        mTempDestination.set(dest);
        break;
    }
    }

    // Fit bitmap to bounds.
    mMatrix.setRectToRect(source, mTempDestination, ScaleToFit.CENTER);

    shader.setLocalMatrix(mMatrix);
    mBitmapPaint.setShader(shader);

    if (mBorderEnabled) {
        final float inset = mBorderPaint.getStrokeWidth() / 2;
        if (getStyle() == SHAPE_CIRCLE) {
            final float circleRadius = Math.min(dest.width(), dest.height()) / 2f - inset / 2;
            canvas.drawCircle(dest.centerX(), dest.centerY(), circleRadius, mBitmapPaint);
        } else {
            final float cornerRadius = getCalculatedCornerRadius();
            dest.inset(inset, inset);
            canvas.drawRoundRect(dest, cornerRadius, cornerRadius, mBitmapPaint);
            dest.inset(-inset, -inset);
        }
    } else {
        if (getStyle() == SHAPE_CIRCLE) {
            final float circleRadius = Math.min(dest.width(), dest.height()) / 2f;
            canvas.drawCircle(dest.centerX(), dest.centerY(), circleRadius, mBitmapPaint);
        } else {
            final float cornerRadius = getCalculatedCornerRadius();
            canvas.drawRoundRect(dest, cornerRadius, cornerRadius, mBitmapPaint);
        }
    }

}

---

From source file:com.wytiger.common.widget.SlideSwitch.java

@Override
protected void onDraw(Canvas canvas) {
    if (mShape == SHAPE_RECT) {
        paint.setColor(Color.GRAY);
        canvas.drawRect(backRect, paint);
        paint.setColor(color_theme);//from w ww  .j  ava 2 s.c om
        paint.setAlpha(alpha);
        canvas.drawRect(backRect, paint);
        frontRect.set(frontRect_left, RIM_SIZE, frontRect_left + getMeasuredWidth() / 2 - RIM_SIZE,
                getMeasuredHeight() - RIM_SIZE);
        paint.setColor(Color.WHITE);
        canvas.drawRect(frontRect, paint);
    } else {
        // draw circle
        int radius;
        radius = backRect.height() / 2 - RIM_SIZE;
        paint.setColor(Color.GRAY);
        backCircleRect.set(backRect);
        canvas.drawRoundRect(backCircleRect, radius, radius, paint);
        paint.setColor(color_theme);
        paint.setAlpha(alpha);
        canvas.drawRoundRect(backCircleRect, radius, radius, paint);
        frontRect.set(frontRect_left, RIM_SIZE, frontRect_left + backRect.height() - 2 * RIM_SIZE,
                backRect.height() - RIM_SIZE);
        frontCircleRect.set(frontRect);
        paint.setColor(Color.WHITE);
        canvas.drawRoundRect(frontCircleRect, radius, radius, paint);
    }
}

---

From source file:com.xcyo.live.view.SlideSwitch.java

@Override
protected void onDraw(Canvas canvas) {
    if (shape == SHAPE_RECT) {
        paint.setColor(Color.GRAY);
        canvas.drawRect(backRect, paint);
        paint.setColor(color_theme);/*from w w w  . ja v a2 s .c  o  m*/
        paint.setAlpha(alpha);
        canvas.drawRect(backRect, paint);
        frontRect.set(frontRect_left, RIM_SIZE, frontRect_left + getMeasuredWidth() / 2 - RIM_SIZE,
                getMeasuredHeight() - RIM_SIZE);
        paint.setColor(Color.WHITE);
        canvas.drawRect(frontRect, paint);
    } else {
        // draw circle
        int radius;
        radius = backRect.height() / 2;
        paint.setColor(Color.GRAY);
        backCircleRect.set(backRect);
        canvas.drawRoundRect(backCircleRect, radius, radius, paint);
        paint.setColor(color_theme);
        paint.setAlpha(alpha);
        canvas.drawRoundRect(backCircleRect, radius, radius, paint);
        frontRect.set(frontRect_left, RIM_SIZE, frontRect_left + backRect.height() - 2 * RIM_SIZE,
                backRect.height() - RIM_SIZE);
        frontCircleRect.set(frontRect);
        paint.setColor(Color.WHITE);
        canvas.drawRoundRect(frontCircleRect, radius, radius, paint);
    }
}

---

From source file:com.example.administrator.iclub21.view.SlideSwitch.java

@Override
protected void onDraw(Canvas canvas) {
    if (shape == SHAPE_RECT) {
        paint.setColor(Color.GRAY);
        canvas.drawRect(backRect, paint);
        paint.setColor(color_theme);/* w  w w  .  ja va2  s .  c  om*/
        paint.setAlpha(alpha);
        canvas.drawRect(backRect, paint);
        frontRect.set(frontRect_left, RIM_SIZE, frontRect_left + getMeasuredWidth() / 2 - RIM_SIZE,
                getMeasuredHeight() - RIM_SIZE);
        paint.setColor(Color.WHITE);
        canvas.drawRect(frontRect, paint);
    } else {
        // draw circle
        int radius;
        radius = backRect.height() / 2 - RIM_SIZE;
        paint.setColor(Color.GRAY);
        backCircleRect.set(backRect);
        canvas.drawRoundRect(backCircleRect, radius, radius, paint);
        paint.setColor(color_theme);
        paint.setAlpha(alpha);
        canvas.drawRoundRect(backCircleRect, radius, radius, paint);
        frontRect.set(frontRect_left, RIM_SIZE, frontRect_left + backRect.height() - 2 * RIM_SIZE,
                backRect.height() - RIM_SIZE);
        frontCircleRect.set(frontRect);
        paint.setColor(Color.WHITE);
        canvas.drawRoundRect(frontCircleRect, radius, radius, paint);
    }
}

---

From source file:com.tcl.widget.demo.ui.widget.supercleaner.SlideSwitch.java

@Override
protected void onDraw(Canvas canvas) {
    if (shape == SHAPE_RECT) {
        paint.setColor(Color.GRAY);
        canvas.drawRect(backRect, paint);
        paint.setColor(color_theme);//from   w ww. jav a 2 s  .  c om
        paint.setAlpha(alpha);
        canvas.drawRect(backRect, paint);
        frontRect.set(frontRect_left, RIM_SIZE, frontRect_left + getMeasuredWidth() / 2 - RIM_SIZE,
                getMeasuredHeight() - RIM_SIZE);
        paint.setColor(Color.WHITE);
        canvas.drawRect(frontRect, paint);
    } else {
        // draw circle
        int radius;
        radius = backRect.height() / 2 - RIM_SIZE;
        paint.setColor(Color.GRAY);
        backCircleRect.set(backRect);
        canvas.drawRoundRect(backCircleRect, radius, radius, paint);

        paint.setColor(color_theme);
        paint.setAlpha(alpha);
        canvas.drawRoundRect(backCircleRect, radius, radius, paint);

        frontRect.set(frontRect_left, RIM_SIZE, frontRect_left + backRect.height() - 2 * RIM_SIZE,
                backRect.height() - RIM_SIZE);
        frontCircleRect.set(frontRect);
        paint.setColor(Color.WHITE);
        canvas.drawRoundRect(frontCircleRect, radius, radius, paint);
    }
}

---

From source file:com.mx.hb.moon.view.SlideSwitch.java

@Override
protected void onDraw(Canvas canvas) {
    if (shape == SHAPE_RECT) {//
        paint.setColor(Color.LTGRAY);
        canvas.drawRect(backRect, paint);
        paint.setColor(color_theme);/*from  www. j  a  va  2s  .  c  o  m*/
        paint.setAlpha(alpha);
        canvas.drawRect(backRect, paint);
        frontRect.set(frontRect_left, RIM_SIZE, frontRect_left + getMeasuredWidth() / 2 - RIM_SIZE,
                getMeasuredHeight() - RIM_SIZE);
        paint.setColor(Color.WHITE);
        canvas.drawRect(frontRect, paint);
    } else {//
        int radius;
        radius = backRect.height() / 2 - RIM_SIZE;
        paint.setColor(Color.LTGRAY);
        backCircleRect.set(backRect);
        canvas.drawRoundRect(backCircleRect, radius, radius, paint);
        paint.setColor(color_theme);
        paint.setAlpha(alpha);
        canvas.drawRoundRect(backCircleRect, radius, radius, paint);
        frontRect.set(frontRect_left, RIM_SIZE, frontRect_left + backRect.height() - 2 * RIM_SIZE,
                backRect.height() - RIM_SIZE);
        frontCircleRect.set(frontRect);
        paint.setColor(Color.WHITE);
        canvas.drawRoundRect(frontCircleRect, radius, radius, paint);
    }
}

---

From source file:com.dean.phonesafe.ui.SlideSwitch.java

@Override
protected void onDraw(Canvas canvas) {
    if (shape == SHAPE_RECT) {
        paint.setColor(Color.GRAY);
        canvas.drawRect(backRect, paint);
        paint.setColor(color_theme);//from w  w  w  .ja  v  a 2  s  .  c om
        paint.setAlpha(alpha);
        canvas.drawRect(backRect, paint);
        frontRect.set(frontRect_left, RIM_SIZE, frontRect_left + getMeasuredWidth() / 2 - RIM_SIZE,
                getMeasuredHeight() - RIM_SIZE);
        paint.setColor(Color.WHITE);
        canvas.drawRect(frontRect, paint);
    } else {
        // draw circle
        int radius;
        radius = backRect.height() / 2 - RIM_SIZE;
        paint.setColor(Color.GRAY);
        backCircleRect.set(backRect);
        canvas.drawRoundRect(backCircleRect, radius, radius, paint);
        paint.setColor(color_theme);
        paint.setAlpha(alpha);
        canvas.drawRoundRect(backCircleRect, radius, radius, paint);
        frontRect.set(frontRect_left, RIM_SIZE, frontRect_left + backRect.height() - 2 * RIM_SIZE,
                backRect.height() - RIM_SIZE);
        frontCircleRect.set(frontRect);
        paint.setColor(Color.WHITE);
        canvas.drawRoundRect(frontCircleRect, radius, radius, paint);

    }
    //??
    //?
    paint.setStrokeWidth(2);
    paint.setAlpha(alpha);
    paint.setStyle(Paint.Style.STROKE);

    float gap = backRect.width() - frontRect.width();
    float left = frontRect.left - gap + frontRect.width() / 2;
    canvas.drawLine(left, backRect.height() / 4, left, backRect.height() / 4 * 3, paint);

    //??
    paint.setAlpha(255 - alpha);
    left = frontRect.left + gap + frontRect.width() / 2;
    canvas.drawCircle(left, backRect.height() / 2, frontRect.width() / 5, paint);
    //
    paint.setStyle(Paint.Style.FILL);
}

---

From source file:info.awesomedevelopment.tvgrid.library.TVGridView.java

/**
 * Helper method to paint the canvas used in generate bitmap
 *
 * @param canvas the canvas used to draw onto
 * @param rectF size//from   ww w .  j av  a  2s  .  c o m
 * @param paint paint
 */
private void paintCanvas(Canvas canvas, RectF rectF, Paint paint) {
    if (mSelectorShape == RECTANGLE) {
        canvas.drawRoundRect(rectF, mCornerRadiusX, mCornerRadiusY, paint);
    } else if (mSelectorShape == CIRCLE) {
        canvas.drawCircle(rectF.centerX(), rectF.centerY(), rectF.width() / 2, paint);
    } else {
        throw new IllegalArgumentException("Selector shape must be one of RECTANGLE or CIRCLE");
    }
}

---

From source file:com.yk.notification.util.BitmapUtil.java

/**
 * /*from  w  w w  . ja  v  a2  s . c o m*/
 * 
 * @param bitmap
 *            ?Bitmap
 * @param roundPx
 *            ?
 * @return Bitmap
 */
public static Bitmap getRoundedCornerBitmap(Bitmap bitmap, float roundPx) {

    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());
    final RectF rectF = new RectF(rect);

    paint.setAntiAlias(true);
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawRoundRect(rectF, roundPx, roundPx, paint);

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

    return output;
}

---

From source file:com.gxy.fastscrollrecyclerview.views.FastScroller.java

public void draw(Canvas canvas) {

    if (mThumbPosition.x < 0 || mThumbPosition.y < 0) {
        return;// ww w  . jav a  2 s .  c o m
    }

    //Background  ()
    //        canvas.drawRect(mThumbPosition.x + mOffset.x, mThumbHeight / 2 + mOffset.y, mThumbPosition.x + mOffset.x + mWidthBg, mRecyclerView.getHeight() + mOffset.y - mThumbHeight / 2, mTrack);

    //Handle ?
    //        canvas.drawRect(mThumbPosition.x + mOffset.x, mThumbPosition.y + mOffset.y, mThumbPosition.x + mOffset.x + mWidth, mThumbPosition.y + mOffset.y + mThumbHeight, mThumb);
    // ?
    RectF oval3 = new RectF(mThumbPosition.x + mOffset.x, mThumbPosition.y + mOffset.y,
            mThumbPosition.x + mOffset.x + mWidth, mThumbPosition.y + mOffset.y + mThumbHeight);// 
    canvas.drawRoundRect(oval3, (float) 2.2, 16, mThumb);
    //Popup
    mPopup.draw(canvas);
}

---

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