Example usage for android.graphics Canvas drawCircle

Introduction

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

Prototype

public void drawCircle(float cx, float cy, float radius, @NonNull Paint paint) 

Source Link

Document

Draw the specified circle using the specified paint.

Usage

From source file:android.example.com.visualizerpreferences.AudioVisuals.VisualizerView.java

public VisualizerView(Context context, AttributeSet attrs) {
    super(context, attrs);
    mBytes = null;//  w  w  w .j  av a 2 s .  c om
    TrailedShape.setMinSize(MIN_SIZE_DEFAULT);

    // Create each of the shapes and define how they are drawn on screen
    // Make bass circle
    mBassCircle = new TrailedShape(BASS_MULTIPLIER) {
        @Override
        protected void drawThisShape(float shapeCenterX, float shapeCenterY, float currentSize, Canvas canvas,
                Paint paint) {
            canvas.drawCircle(shapeCenterX, shapeCenterY, currentSize, paint);
        }
    };

    // Make midrange square
    mMidSquare = new TrailedShape(MID_MULTIPLIER) {
        @Override
        protected void drawThisShape(float shapeCenterX, float shapeCenterY, float currentSize, Canvas canvas,
                Paint paint) {
            canvas.drawRect(shapeCenterX - currentSize, shapeCenterY - currentSize, shapeCenterX + currentSize,
                    shapeCenterY + currentSize, paint);
        }
    };

    // Make treble triangle
    mTrebleTriangle = new TrailedShape(TREBLE_MULTIPLIER) {
        @Override
        protected void drawThisShape(float shapeCenterX, float shapeCenterY, float currentSize, Canvas canvas,
                Paint paint) {
            Path trianglePath = new Path();
            trianglePath.moveTo(shapeCenterX, shapeCenterY - currentSize);
            trianglePath.lineTo(shapeCenterX + currentSize, shapeCenterY + currentSize / 2);
            trianglePath.lineTo(shapeCenterX - currentSize, shapeCenterY + currentSize / 2);
            trianglePath.lineTo(shapeCenterX, shapeCenterY - currentSize);
            canvas.drawPath(trianglePath, paint);
        }
    };
}

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From source file:com.dlazaro66.wheelindicatorview.WheelIndicatorView.java

@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);
    canvas.translate(traslationX, traslationY);
    if (circleBackgroundPaint != null)
        canvas.drawCircle(wheelBoundsRectF.centerX(), wheelBoundsRectF.centerY(),
                wheelBoundsRectF.width() / 2 - itemsLineWidth, circleBackgroundPaint);
    canvas.drawArc(wheelBoundsRectF, ANGLE_INIT_OFFSET, 360, false, innerBackgroundCirclePaint);
    drawIndicatorItems(canvas);/*w  ww  . ja va  2 s. c o  m*/
}

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From source file:com.android.gallery3d.v5.filtershow.category.CategoryView.java

private void drawSpacer(Canvas canvas) {
    mPaint.reset();//  w w  w .  j a  v  a 2  s.c om
    mPaint.setAntiAlias(true);
    mPaint.setColor(mSpacerColor);
    if (getOrientation() == CategoryView.VERTICAL) {
        canvas.drawCircle(getWidth() / 2, getHeight() / 2, getHeight() / 5, mPaint);
    } else {
        canvas.drawCircle(getWidth() / 2, getHeight() / 2, getWidth() / 5, mPaint);
    }
}

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From source file:krt.com.cityguide.Fragments.PageMapFragment.java

public void addObjectMarker(ObjectModel objectModel) {
    //     googleMap.addCircle(new CircleOptions().center(new LatLng(objectModel.getLat(), objectModel.getLon()))
    //     .fillColor(0x000000).radius(1));
    //      if (objectModel == null || googleMap == null) return;
    try {// w w w.ja  v  a2 s .  c o  m
        Bitmap.Config conf = Bitmap.Config.ARGB_8888;
        Bitmap bmp = Bitmap.createBitmap(20, 20, conf);
        Canvas canvas1 = new Canvas(bmp);

        // paint defines the text color, stroke width and size
        Paint color = new Paint();
        color.setTextSize(35);
        color.setColor(Color.BLACK);
        canvas1.drawCircle(10, 10, 10, color);
        googleMap.addMarker(new MarkerOptions().position(new LatLng(objectModel.getLat(), objectModel.getLon()))
                .title(objectModel.getName()).snippet("snippet").icon(BitmapDescriptorFactory.fromBitmap(bmp)));
    } catch (NullPointerException e) {
        Log.d("error", e.getMessage());
    }

}

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From source file:com.mx.hb.moon.swipeRefresh.SwipeProgressBar.java

private void drawTrigger(Canvas canvas, int cx, int cy) {
    mPaint.setColor(mColor1);/*from ww w.j ava  2 s . c  o m*/
    mPaint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
    canvas.drawCircle(cx, cy, cx * mTriggerPercentage, mPaint);
}

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From source file:com.appsimobile.appsii.module.home.SunriseDrawable.java

private void drawSun(Canvas canvas, float pct) {

    // Draw the dots
    canvas.drawCircle(mBezier1x, mBezier1y, mDotRadius, mDotPaint);
    canvas.drawCircle(mBezier4x, mBezier4y, mDotRadius, mDotPaint);

    // calculate the center point of the sun image
    float x = bezierInterpolation(pct, mBezier1x, mBezier2x, mBezier3x, mBezier4x);
    float y = bezierInterpolation(pct, mBezier1y, mBezier2y, mBezier3y, mBezier4y);

    Rect sunBounds = mSunImage.getBounds();

    x -= sunBounds.width() / 2;/*from  w  w  w  . j  a v  a  2  s.c o m*/
    y -= sunBounds.height() / 2;

    // if we are in rtl, we still want to show the image normally
    // so flip it back
    canvas.translate(x, y);
    if (mIsRtl) {
        canvas.save();
        canvas.scale(-1, 1, sunBounds.centerX(), sunBounds.centerY());
    }
    // draw the sun image
    mSunImage.draw(canvas);
    // restore the flip again
    if (mIsRtl) {
        canvas.restore();
    }
    canvas.translate(-x, -y);

}

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From source file:com.microsoft.mimickeralarm.mimics.ProgressButton.java

@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);
    if (mState == State.ReadyCamera) {
        prepareDrawFill(sYellow);/*  ww  w  .  ja va 2s.c  o  m*/
        canvas.drawCircle(mCenterX, mCenterY, mRadius, mBrush);

        canvas.drawBitmap(mCameraIcon, mCenterX - (mCameraIcon.getWidth() / 2),
                mCenterY - (mCameraIcon.getHeight() / 2), mBrush);
    } else if (mState == State.ReadyAudio) {
        prepareDrawFill(sYellow);
        canvas.drawCircle(mCenterX, mCenterY, mRadius, mBrush);

        canvas.drawBitmap(mMicrophoneIcon, mCenterX - (mMicrophoneIcon.getWidth() / 2),
                mCenterY - (mMicrophoneIcon.getHeight() / 2), mBrush);
    } else if (mState == State.Loading) {
        prepareDrawFill(sBlue);
        canvas.drawCircle(mCenterX, mCenterY, mRadius, mBrush);

        prepareDrawStroke(sWhite);
        canvas.drawArc(mLoadingAnimationRect, mLoadingAnimationProgress, 300f, false, mBrush);
    } else if (mState == State.Waiting) {
        prepareDrawFill(sGrey);
        canvas.drawCircle(mCenterX, mCenterY, mRadius, mBrush);
        prepareDrawFill(sWhite);
        canvas.drawCircle(mCenterX, mCenterY, (float) (mRadius * 0.7), mBrush);
        prepareDrawFill(sGrey);
        float w = (float) (mRadius * 0.3);
        canvas.drawRect(mCenterX - w, mCenterY - w, mCenterX + w, mCenterY + w, mBrush);
    }
}

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From source file:ggikko.me.steppertest.stepper.RoundedView.java

@Override
protected void onDraw(Canvas canvas) {
    //if (getBackgroundColor(this) != 0) color = getBackgroundColor(this);

    paint.setAntiAlias(true);//from ww w .ja  va  2s.  c  o  m
    paint.setFilterBitmap(true);
    paint.setDither(true);
    canvas.drawARGB(0, 0, 0, 0);

    paint.setColor(color);
    canvas.drawCircle(getWidth() / 2, getHeight() / 2, getWidth() / 2, paint);

    if (text != null && !checked)
        drawText(canvas);
    if (checked && text == null)
        drawChecked(canvas);
}

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From source file:com.appyvet.materialrangebar.PinView.java

@Override
public void draw(Canvas canvas) {
    //Draw the circle boundary only if mCircleBoundaryPaint was initialized
    if (mCircleBoundaryPaint != null)
        canvas.drawCircle(mX, mY, mCircleRadiusPx, mCircleBoundaryPaint);

    canvas.drawCircle(mX, mY, mCircleRadiusPx, mCirclePaint);
    //Draw pin if pressed
    if (mPinRadiusPx > 0 && (mHasBeenPressed || !mPinsAreTemporary)) {
        mBounds.set((int) mX - mPinRadiusPx, (int) mY - (mPinRadiusPx * 2) - (int) mPinPadding,
                (int) mX + mPinRadiusPx, (int) mY - (int) mPinPadding);
        mPin.setBounds(mBounds);// www  .  j  a v  a  2s. c  om
        String text = mValue;

        if (this.formatter != null) {
            text = formatter.format(text);
        }

        calibrateTextSize(mTextPaint, text, mBounds.width());
        mTextPaint.getTextBounds(text, 0, text.length(), mBounds);
        mTextPaint.setTextAlign(Paint.Align.CENTER);
        DrawableCompat.setTint(mPin, pinColor);
        mPin.draw(canvas);
        canvas.drawText(text, mX, mY - mPinRadiusPx - mPinPadding + mTextYPadding, mTextPaint);
    }
    super.draw(canvas);
}

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From source file:com.cuelogic.android.WheelIndicatorView.java

@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);
    canvas.translate(traslationX, traslationY);
    if (circleBackgroundPaint != null)
        canvas.drawCircle(wheelBoundsRectF.centerX(), wheelBoundsRectF.centerY(),
                wheelBoundsRectF.width() / 2 - itemsLineWidth, circleBackgroundPaint);
    canvas.drawArc(wheelBoundsRectF, ANGLE_INIT_OFFSET, 360, false, innerBackgroundCirclePaint);
    drawIndicatorItems("First", canvas);

    //        itemArcPaint.setColor(Color.parseColor("#FF9000"));
    //        canvas.drawArc((float)wheelBoundsRectF.centerX(), wheelBoundsRectF.centerY(),
    //                wheelBoundsRectF.width() / 2 - itemsLineWidth,false, itemArcPaint);
    drawIndicatorArc(canvas);//from www.  j a  v a 2  s .  co m
    drawIndicatorItems("Second", canvas);

}

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