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:com.inetgoes.fangdd.view.SlideSwitch.java

@Override
protected void onDraw(Canvas canvas) {
    if (shape == SHAPE_RECT) {
        //paint.setColor(Color.GRAY);
        paint.setColor(DEFAULT_COLOR_THEME);
        canvas.drawRect(backRect, paint);
        paint.setColor(color_theme);//from  ww  w .  j  a va2 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 - RIM_SIZE;
        radius = backRect.height() / 2;
        //paint.setColor(Color.GRAY);
        paint.setColor(DEFAULT_COLOR_THEME);
        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);
    }
}

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From source file:com.audionote.widget.SlideSwitch.java

@Override
protected void onDraw(Canvas canvas) {
    if (shape == SHAPE_RECT) {
        paint.setColor(color_back_theme);
        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, borderWidth, frontRect_left + backRect.height() - 2 * borderWidth,
                backRect.height() - borderWidth);
        paint.setColor(Color.WHITE);
        canvas.drawRect(frontRect, paint);
    } else {
        // draw circle
        int backBorderRadius = backBorderRect.height() / 2;
        int backRadius = backBorderRadius - borderWidth;

        // 
        paint.setColor(border_color);
        backBorderCircleRect.set(backBorderRect);
        canvas.drawRoundRect(backBorderCircleRect, backBorderRadius, backBorderRadius, paint);

        // 
        paint.setColor(color_back_theme);
        backCircleRect.set(backRect);
        canvas.drawRoundRect(backCircleRect, backRadius, backRadius, paint);

        // ??
        paint.setColor(color_theme);
        paint.setAlpha(alpha);
        canvas.drawRoundRect(backBorderCircleRect, backBorderRadius, backBorderRadius, paint);

        // ?
        frontBorderRect.set(frontRect_left, 0, frontRect_left + backBorderRect.height(),
                backBorderRect.height());
        frontBorderCircleRect.set(frontBorderRect);
        paint.setColor(border_color);
        canvas.drawRoundRect(frontBorderCircleRect, backBorderRadius, backBorderRadius, paint);

        // ?
        frontRect.set(frontRect_left + borderWidth, borderWidth,
                frontRect_left + backBorderRect.height() - borderWidth, backBorderRect.height() - borderWidth);
        frontCircleRect.set(frontRect);
        paint.setColor(Color.WHITE);
        canvas.drawRoundRect(frontCircleRect, backRadius, backRadius, paint);
    }
}

---

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

private void updateShadowBitmap() {
    if (USE_OUTLINE)
        return;//from www  .  j av  a2 s . co m
    final int width = getWidth(), height = getHeight();
    if (width <= 0 || height <= 0)
        return;
    final int contentLeft = getPaddingLeft(), contentTop = getPaddingTop(),
            contentRight = width - getPaddingRight(), contentBottom = height - getPaddingBottom();
    final int contentWidth = contentRight - contentLeft, contentHeight = contentBottom - contentTop;
    final float radius = mShadowRadius, dy = radius * 1.5f / 2;
    final int size = Math.round(Math.min(contentWidth, contentHeight) + radius * 2);
    mShadowBitmap = Bitmap.createBitmap(size, Math.round(size + dy), Config.ARGB_8888);
    Canvas canvas = new Canvas(mShadowBitmap);
    final Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
    paint.setColor(0xFF000000 | mBackgroundPaint.getColor());
    paint.setShadowLayer(radius, 0, radius * 1.5f / 2, SHADOW_START_COLOR);
    final RectF rect = new RectF(radius, radius, size - radius, size - radius);
    if (getStyle() == SHAPE_CIRCLE) {
        canvas.drawOval(rect, paint);
        paint.setShadowLayer(0, 0, 0, 0);
        paint.setXfermode(new PorterDuffXfermode(Mode.CLEAR));
        canvas.drawOval(rect, paint);
    } else {
        final float cr = getCalculatedCornerRadius();
        canvas.drawRoundRect(rect, cr, cr, paint);
        paint.setShadowLayer(0, 0, 0, 0);
        paint.setXfermode(new PorterDuffXfermode(Mode.CLEAR));
        canvas.drawRoundRect(rect, cr, cr, paint);
    }
    invalidate();
}

---

From source file:org.mariotaku.twidere.view.ShapedImageView.java

private void updateShadowBitmap() {
    if (useOutline())
        return;/* w w w.  j a  v a  2s  .  c om*/
    final int width = getWidth(), height = getHeight();
    if (width <= 0 || height <= 0)
        return;
    final int contentLeft = getPaddingLeft(), contentTop = getPaddingTop(),
            contentRight = width - getPaddingRight(), contentBottom = height - getPaddingBottom();
    final int contentWidth = contentRight - contentLeft, contentHeight = contentBottom - contentTop;
    final float radius = mShadowRadius, dy = radius * 1.5f / 2;
    final int size = Math.round(Math.min(contentWidth, contentHeight) + radius * 2);
    mShadowBitmap = Bitmap.createBitmap(size, Math.round(size + dy), Config.ARGB_8888);
    Canvas canvas = new Canvas(mShadowBitmap);
    final Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
    paint.setColor(0xFF000000 | mBackgroundPaint.getColor());
    paint.setShadowLayer(radius, 0, radius * 1.5f / 2, SHADOW_START_COLOR);
    final RectF rect = new RectF(radius, radius, size - radius, size - radius);
    if (getStyle() == SHAPE_CIRCLE) {
        canvas.drawOval(rect, paint);
        paint.setShadowLayer(0, 0, 0, 0);
        paint.setXfermode(new PorterDuffXfermode(Mode.CLEAR));
        canvas.drawOval(rect, paint);
    } else {
        final float cr = getCalculatedCornerRadius();
        canvas.drawRoundRect(rect, cr, cr, paint);
        paint.setShadowLayer(0, 0, 0, 0);
        paint.setXfermode(new PorterDuffXfermode(Mode.CLEAR));
        canvas.drawRoundRect(rect, cr, cr, paint);
    }
    invalidate();
}

---

From source file:com.adkdevelopment.e_contact.utils.UnderlinePageIndicator.java

@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);

    if (mViewPager == null) {
        return;//from   ww  w .ja  v  a2  s.c  o m
    }
    final int count = mViewPager.getAdapter().getCount();
    if (count == 0) {
        return;
    }

    if (mCurrentPage >= count) {
        setCurrentItem(count - 1);
        return;
    }

    final int paddingLeft = getPaddingLeft();
    final float pageWidth = (getWidth() - paddingLeft - getPaddingRight()) / (1f * count);
    final float left = paddingLeft + pageWidth * (mCurrentPage + mPositionOffset);
    final float right = left + pageWidth;
    final float top = getPaddingTop();
    final float bottom = getHeight() - getPaddingBottom();
    mRectF.set(left, top, right, bottom);
    canvas.drawRoundRect(mRectF, mCornerRadius, mCornerRadius, mPaint);
}

---

From source file:com.e.common.widget.viewpager.UnderlinePageIndicator.java

@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);

    if (mViewPager == null) {
        return;/*from ww w .j a v a  2s.  c  o m*/
    }
    final int count = mViewPager.getAdapter().getCount();
    if (count == 0) {
        return;
    }

    if (mCurrentPage >= count) {
        setCurrentItem(count - 1);
        return;
    }

    final int paddingLeft = getPaddingLeft();
    final float pageWidth = (getWidth() - paddingLeft - getPaddingRight()) / (1f * count);
    final float left = paddingLeft + pageWidth * (mCurrentPage + mPositionOffset);
    final float right = left + pageWidth;
    final float top = getPaddingTop();
    final float bottom = getHeight() - getPaddingBottom();
    if (isRound) {
        int radius = getHeight() / 2;
        canvas.drawRoundRect(new RectF(left, top, right, bottom), radius, radius, mPaint);
    } else {
        canvas.drawRect(left, top, right, bottom, mPaint);
    }
}

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From source file:lollipop.iconics.IconicsDrawable.java

@Override
public void draw(Canvas canvas) {
    if (mIcon != null || mPlainIcon != null) {
        final Rect viewBounds = getBounds();

        updatePaddingBounds(viewBounds);
        updateTextSize(viewBounds);/*from w w  w . ja  v  a 2  s.c o  m*/
        offsetIcon(viewBounds);

        if (mBackgroundPaint != null && mRoundedCornerRy > -1 && mRoundedCornerRx > -1) {
            canvas.drawRoundRect(new RectF(0, 0, viewBounds.width(), viewBounds.height()), mRoundedCornerRx,
                    mRoundedCornerRy, mBackgroundPaint);
        }

        mPath.close();

        if (mDrawContour) {
            canvas.drawPath(mPath, mContourPaint);
        }

        mIconPaint.setAlpha(mAlpha);

        canvas.drawPath(mPath, mIconPaint);
    }
}

---

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

/**
 * ??//from   ww w . j av a  2s .c  o  m
 * 
 * @param bitmap
 *            Bitmap
 * @return Bitmap
 */
public static Bitmap getRoundBitmap(Bitmap bitmap) {
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    float roundPx;
    float left, top, right, bottom, dst_left, dst_top, dst_right, dst_bottom;
    if (width <= height) {
        roundPx = width / 2;
        top = 0;
        bottom = width;
        left = 0;
        right = width;
        height = width;
        dst_left = 0;
        dst_top = 0;
        dst_right = width;
        dst_bottom = width;
    } else {
        roundPx = height / 2;
        float clip = (width - height) / 2;
        left = clip;
        right = width - clip;
        top = 0;
        bottom = height;
        width = height;
        dst_left = 0;
        dst_top = 0;
        dst_right = height;
        dst_bottom = height;
    }

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

    final int color = 0xff424242;
    final Paint paint = new Paint();
    final Rect src = new Rect((int) left, (int) top, (int) right, (int) bottom);
    final Rect dst = new Rect((int) dst_left, (int) dst_top, (int) dst_right, (int) dst_bottom);
    final RectF rectF = new RectF(dst);

    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, src, dst, paint);
    return output;
}

---

From source file:cn.com.hgh.view.SlideSwitch.java

@Override
protected void onDraw(Canvas canvas) {
    if (shape == SHAPE_RECT) {
        //         paint.setColor(Color.GRAY);
        paint.setColor(0xffededed);//
        canvas.drawRect(backRect, paint);
        paint.setColor(color_theme);/*ww w  .  j a v  a 2s  . co  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.GRAY);//
        paint.setColor(0xffededed);//

        backCircleRect.set(backRect);
        canvas.drawRoundRect(backCircleRect, radius, radius, paint);
        paint.setColor(Color.BLACK);
        paint.setTextSize(AbViewUtil.sp2px(getContext(), 15));
        //          paint.setAlpha(alpha);
        frontRect.set(frontRect_left, RIM_SIZE, frontRect_left + getMeasuredWidth() / 2 - RIM_SIZE,
                getMeasuredHeight() - RIM_SIZE);

        frontCircleRect.set(frontRect);
        paint.setColor(Color.WHITE);
        canvas.drawRoundRect(frontCircleRect, radius, radius, paint);
        if (isOpen) {

            //            canvas.drawText("?", radius, radius + 23, paint);//
            paint.setColor(Color.BLACK);
            paint.setTextAlign(Paint.Align.CENTER);
            canvas.drawText("?", width / 4 - RIM_SIZE, radius + 23, paint);//

        } else {
            //            canvas.drawText("?", getMeasuredWidth() - radius - 40 * 3,radius + 23, paint);
            paint.setColor(Color.BLACK);
            paint.setTextAlign(Paint.Align.CENTER);
            canvas.drawText("?", width - frontCircleRect.width() / 2 - RIM_SIZE, radius + 23, paint);
        }

        if (isOpen) {
            paint.setColor(0xff14c4c4);
            paint.setTextAlign(Paint.Align.CENTER);
            paint.getTextBounds("?", 0, "?".length(), frontRect);
            paint.setTextSize(AbViewUtil.sp2px(getContext(), 15));
            //              paint.setAlpha(alpha1);
            //            canvas.drawText("?", getMeasuredWidth() - radius - 40 * 3,radius + 23, paint);
            canvas.drawText("?", frontCircleRect.centerX(), radius + 23, paint);

        } else {

            paint.setColor(0xff14c4c4);
            paint.setTextAlign(Paint.Align.CENTER);
            paint.getTextBounds("?", 0, "?".length(), frontRect);
            paint.setTextSize(AbViewUtil.sp2px(getContext(), 15));
            //            paint.setAlpha(alpha1);
            //            canvas.drawText("?", radius, radius + 23, paint);
            canvas.drawText("?", frontCircleRect.centerX(), radius + 23, paint);

        }

    }
}

---

From source file:org.mozilla.gecko.GeckoAppShell.java

static private Bitmap getLauncherIcon(Bitmap aSource) {
    final int kOffset = 6;
    final int kRadius = 5;
    int kIconSize;
    int kOverlaySize;
    switch (getDpi()) {
    case DisplayMetrics.DENSITY_MEDIUM:
        kIconSize = 48;/*from   ww  w .  ja v a  2s . com*/
        kOverlaySize = 32;
        break;
    case DisplayMetrics.DENSITY_XHIGH:
        kIconSize = 96;
        kOverlaySize = 48;
        break;
    case DisplayMetrics.DENSITY_HIGH:
    default:
        kIconSize = 72;
        kOverlaySize = 32;
    }

    Bitmap bitmap = Bitmap.createBitmap(kIconSize, kIconSize, Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(bitmap);

    // draw a base color
    Paint paint = new Paint();

    if (aSource == null) {
        float[] hsv = new float[3];
        hsv[0] = 32.0f;
        hsv[1] = 1.0f;
        hsv[2] = 1.0f;
        paint.setColor(Color.HSVToColor(hsv));
        canvas.drawRoundRect(new RectF(kOffset, kOffset, kIconSize - kOffset, kIconSize - kOffset), kRadius,
                kRadius, paint);
    } else {
        int color = BitmapUtils.getDominantColor(aSource);
        paint.setColor(color);
        canvas.drawRoundRect(new RectF(kOffset, kOffset, kIconSize - kOffset, kIconSize - kOffset), kRadius,
                kRadius, paint);
        paint.setColor(Color.argb(100, 255, 255, 255));
        canvas.drawRoundRect(new RectF(kOffset, kOffset, kIconSize - kOffset, kIconSize - kOffset), kRadius,
                kRadius, paint);
    }

    // draw the overlay
    Bitmap overlay = BitmapFactory.decodeResource(GeckoApp.mAppContext.getResources(), R.drawable.home_bg);
    canvas.drawBitmap(overlay, null, new Rect(0, 0, kIconSize, kIconSize), null);

    // draw the bitmap
    if (aSource == null)
        aSource = BitmapFactory.decodeResource(GeckoApp.mAppContext.getResources(), R.drawable.home_star);

    if (aSource.getWidth() < kOverlaySize || aSource.getHeight() < kOverlaySize) {
        canvas.drawBitmap(aSource, null,
                new Rect(kIconSize / 2 - kOverlaySize / 2, kIconSize / 2 - kOverlaySize / 2,
                        kIconSize / 2 + kOverlaySize / 2, kIconSize / 2 + kOverlaySize / 2),
                null);
    } else {
        canvas.drawBitmap(aSource, null,
                new Rect(kIconSize / 2 - aSource.getWidth() / 2, kIconSize / 2 - aSource.getHeight() / 2,
                        kIconSize / 2 + aSource.getWidth() / 2, kIconSize / 2 + aSource.getHeight() / 2),
                null);
    }

    return bitmap;
}

---

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