Example usage for android.graphics RectF roundOut

Introduction

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

Prototype

public void roundOut(Rect dst) 

Source Link

Document

Set the dst integer Rect by rounding "out" this rectangle, choosing the floor of top and left, and the ceiling of right and bottom.

Usage

From source file:ac.robinson.paperchains.PaperChainsActivity.java

private void processScribble(Path scribble) {
    try {//from   ww w.  j a  v  a 2s  .co  m
        // the file we're given via createTempFile is unplayable, but the name creation routine is useful...
        File outputFile = File.createTempFile(getString(R.string.app_name), ".mp4", getCacheDir());
        String outputFilePath = outputFile.getAbsolutePath();
        if (outputFile.delete()) {
            // get the bounding box and add to our list
            RectF scribbleBox = new RectF();
            scribble.computeBounds(scribbleBox, true);
            Rect audioArea = new Rect();
            scribbleBox.roundOut(audioArea);
            int scribbleWidth = Math
                    .round(getResources().getDimensionPixelSize(R.dimen.scribble_stroke_width) / 2f); // expand to include stroke width (half either side of line)
            audioArea.inset(-scribbleWidth, -scribbleWidth);

            // initialise recording
            resetRecordingInterface();
            mAudioRecorder = AudioRecorder.build(PaperChainsActivity.this, outputFilePath);

            mCurrentAudioRect = audioArea;
            mImageView.addAudioAreaRect(audioArea);
            mImageView.setScribbleEnabled(false);

            // position the recording buttons
            PointF centrePoint = mImageView
                    .imagePointToScreenPoint(new Point(audioArea.centerX(), audioArea.centerY()));
            initialiseRecordingButtons(centrePoint);
        } else {
            Toast.makeText(PaperChainsActivity.this, getString(R.string.audio_recording_setup_error),
                    Toast.LENGTH_SHORT).show();
        }

    } catch (IOException | IllegalArgumentException e) {
        Toast.makeText(PaperChainsActivity.this, getString(R.string.audio_recording_setup_error),
                Toast.LENGTH_SHORT).show();
    }
}

---

From source file:com.codegarden.nativenavigation.JuceActivity.java

public final int[] renderGlyph(char glyph, Paint paint, android.graphics.Matrix matrix, Rect bounds) {
    Path p = new Path();
    paint.getTextPath(String.valueOf(glyph), 0, 1, 0.0f, 0.0f, p);

    RectF boundsF = new RectF();
    p.computeBounds(boundsF, true);/* w w w. j  ava  2s.  c om*/
    matrix.mapRect(boundsF);

    boundsF.roundOut(bounds);
    bounds.left--;
    bounds.right++;

    final int w = bounds.width();
    final int h = Math.max(1, bounds.height());

    Bitmap bm = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);

    Canvas c = new Canvas(bm);
    matrix.postTranslate(-bounds.left, -bounds.top);
    c.setMatrix(matrix);
    c.drawPath(p, paint);

    final int sizeNeeded = w * h;
    if (cachedRenderArray.length < sizeNeeded)
        cachedRenderArray = new int[sizeNeeded];

    bm.getPixels(cachedRenderArray, 0, w, 0, 0, w, h);
    bm.recycle();
    return cachedRenderArray;
}

---

From source file:com.raibow.yamahaspk.filtershow.imageshow.ImageShow.java

public void drawImageAndAnimate(Canvas canvas, Bitmap image) {
    if (image == null) {
        return;/*from w ww .  j  av a2 s. c om*/
    }
    MasterImage master = MasterImage.getImage();
    Matrix m = master.computeImageToScreen(image, 0, false);
    if (m == null) {
        return;
    }

    canvas.save();

    RectF d = new RectF(0, 0, image.getWidth(), image.getHeight());
    m.mapRect(d);
    d.roundOut(mImageBounds);

    boolean showAnimatedImage = master.onGoingNewLookAnimation();
    if (!showAnimatedImage && mDidStartAnimation) {
        // animation ended, but do we have the correct image to show?
        if (master.getPreset().equals(master.getCurrentPreset())) {
            // we do, let's stop showing the animated image
            mDidStartAnimation = false;
            MasterImage.getImage().resetAnimBitmap();
        } else {
            showAnimatedImage = true;
        }
    } else if (showAnimatedImage) {
        mDidStartAnimation = true;
    }

    if (showAnimatedImage) {
        canvas.save();

        // Animation uses the image before the change
        Bitmap previousImage = master.getPreviousImage();
        Matrix mp = master.computeImageToScreen(previousImage, 0, false);
        RectF dp = new RectF(0, 0, previousImage.getWidth(), previousImage.getHeight());
        mp.mapRect(dp);
        Rect previousBounds = new Rect();
        dp.roundOut(previousBounds);
        float centerX = dp.centerX();
        float centerY = dp.centerY();
        boolean needsToDrawImage = true;

        if (master.getCurrentLookAnimation() == MasterImage.CIRCLE_ANIMATION) {
            float maskScale = MasterImage.getImage().getMaskScale();
            if (maskScale >= 0.0f) {
                float maskW = sMask.getWidth() / 2.0f;
                float maskH = sMask.getHeight() / 2.0f;
                Point point = mActivity.hintTouchPoint(this);
                float maxMaskScale = 2 * Math.max(getWidth(), getHeight()) / Math.min(maskW, maskH);
                maskScale = maskScale * maxMaskScale;
                float x = point.x - maskW * maskScale;
                float y = point.y - maskH * maskScale;

                // Prepare the shader
                mShaderMatrix.reset();
                mShaderMatrix.setScale(1.0f / maskScale, 1.0f / maskScale);
                mShaderMatrix.preTranslate(-x + mImageBounds.left, -y + mImageBounds.top);
                float scaleImageX = mImageBounds.width() / (float) image.getWidth();
                float scaleImageY = mImageBounds.height() / (float) image.getHeight();
                mShaderMatrix.preScale(scaleImageX, scaleImageY);
                mMaskPaint.reset();
                mMaskPaint.setShader(createShader(image));
                mMaskPaint.getShader().setLocalMatrix(mShaderMatrix);

                drawShadow(canvas, mImageBounds); // as needed
                canvas.drawBitmap(previousImage, m, mPaint);
                canvas.clipRect(mImageBounds);
                canvas.translate(x, y);
                canvas.scale(maskScale, maskScale);
                canvas.drawBitmap(sMask, 0, 0, mMaskPaint);
                needsToDrawImage = false;
            }
        } else if (master.getCurrentLookAnimation() == MasterImage.ROTATE_ANIMATION) {
            Rect d1 = computeImageBounds(master.getPreviousImage().getHeight(),
                    master.getPreviousImage().getWidth());
            Rect d2 = computeImageBounds(master.getPreviousImage().getWidth(),
                    master.getPreviousImage().getHeight());
            float finalScale = d1.width() / (float) d2.height();
            finalScale = (1.0f * (1.0f - master.getAnimFraction())) + (finalScale * master.getAnimFraction());
            canvas.rotate(master.getAnimRotationValue(), centerX, centerY);
            canvas.scale(finalScale, finalScale, centerX, centerY);
        } else if (master.getCurrentLookAnimation() == MasterImage.MIRROR_ANIMATION) {
            if (master.getCurrentFilterRepresentation() instanceof FilterMirrorRepresentation) {
                FilterMirrorRepresentation rep = (FilterMirrorRepresentation) master
                        .getCurrentFilterRepresentation();

                ImagePreset preset = master.getPreset();
                ArrayList<FilterRepresentation> geometry = (ArrayList<FilterRepresentation>) preset
                        .getGeometryFilters();
                GeometryMathUtils.GeometryHolder holder = null;
                holder = GeometryMathUtils.unpackGeometry(geometry);

                if (holder.rotation.value() == 90 || holder.rotation.value() == 270) {
                    if (rep.isHorizontal() && !rep.isVertical()) {
                        canvas.scale(1, master.getAnimRotationValue(), centerX, centerY);
                    } else if (rep.isVertical() && !rep.isHorizontal()) {
                        canvas.scale(1, master.getAnimRotationValue(), centerX, centerY);
                    } else if (rep.isHorizontal() && rep.isVertical()) {
                        canvas.scale(master.getAnimRotationValue(), 1, centerX, centerY);
                    } else {
                        canvas.scale(master.getAnimRotationValue(), 1, centerX, centerY);
                    }
                } else {
                    if (rep.isHorizontal() && !rep.isVertical()) {
                        canvas.scale(master.getAnimRotationValue(), 1, centerX, centerY);
                    } else if (rep.isVertical() && !rep.isHorizontal()) {
                        canvas.scale(master.getAnimRotationValue(), 1, centerX, centerY);
                    } else if (rep.isHorizontal() && rep.isVertical()) {
                        canvas.scale(1, master.getAnimRotationValue(), centerX, centerY);
                    } else {
                        canvas.scale(1, master.getAnimRotationValue(), centerX, centerY);
                    }
                }
            }
        }

        if (needsToDrawImage) {
            drawShadow(canvas, previousBounds); // as needed
            canvas.drawBitmap(previousImage, mp, mPaint);
        }

        canvas.restore();
    } else {
        drawShadow(canvas, mImageBounds); // as needed
        canvas.drawBitmap(image, m, mPaint);
    }

    canvas.restore();
}

---

From source file:com.android.gallery3d.filtershow.imageshow.ImageShow.java

public void drawImageAndAnimate(Canvas canvas, Bitmap image) {
    if (image == null) {
        return;/*from   w ww.j  a v  a 2  s . c om*/
    }
    MasterImage master = MasterImage.getImage();
    Matrix m = master.computeImageToScreen(image, 0, false);
    if (m == null) {
        return;
    }

    canvas.save();

    RectF d = new RectF(0, 0, image.getWidth(), image.getHeight());
    m.mapRect(d);
    d.roundOut(mImageBounds);

    boolean showAnimatedImage = master.onGoingNewLookAnimation();
    if (!showAnimatedImage && mDidStartAnimation) {
        // animation ended, but do we have the correct image to show?
        if (master.getPreset().equals(master.getCurrentPreset())) {
            // we do, let's stop showing the animated image
            mDidStartAnimation = false;
            MasterImage.getImage().resetAnimBitmap();
        } else {
            showAnimatedImage = true;
        }
    } else if (showAnimatedImage) {
        mDidStartAnimation = true;
    }

    if (showAnimatedImage) {
        canvas.save();

        // Animation uses the image before the change
        Bitmap previousImage = master.getPreviousImage();
        Matrix mp = master.computeImageToScreen(previousImage, 0, false);
        RectF dp = new RectF(0, 0, previousImage.getWidth(), previousImage.getHeight());
        mp.mapRect(dp);
        Rect previousBounds = new Rect();
        dp.roundOut(previousBounds);
        float centerX = dp.centerX();
        float centerY = dp.centerY();
        boolean needsToDrawImage = true;

        if (master.getCurrentLookAnimation() == MasterImage.CIRCLE_ANIMATION) {
            float maskScale = MasterImage.getImage().getMaskScale();
            if (maskScale >= 0.0f) {
                float maskW = sMask.getWidth() / 2.0f;
                float maskH = sMask.getHeight() / 2.0f;
                Point point = mActivity.hintTouchPoint(this);
                float maxMaskScale = 2 * Math.max(getWidth(), getHeight()) / Math.min(maskW, maskH);
                maskScale = maskScale * maxMaskScale;
                float x = point.x - maskW * maskScale;
                float y = point.y - maskH * maskScale;

                // Prepare the shader
                mShaderMatrix.reset();
                mShaderMatrix.setScale(1.0f / maskScale, 1.0f / maskScale);
                mShaderMatrix.preTranslate(-x + mImageBounds.left, -y + mImageBounds.top);
                float scaleImageX = mImageBounds.width() / (float) image.getWidth();
                float scaleImageY = mImageBounds.height() / (float) image.getHeight();
                mShaderMatrix.preScale(scaleImageX, scaleImageY);
                mMaskPaint.reset();
                Shader maskShader = createShader(image);
                maskShader.setLocalMatrix(mShaderMatrix);
                mMaskPaint.setShader(maskShader);

                drawShadow(canvas, mImageBounds); // as needed
                canvas.drawBitmap(previousImage, m, mPaint);
                canvas.clipRect(mImageBounds);
                canvas.translate(x, y);
                canvas.scale(maskScale, maskScale);
                canvas.drawBitmap(sMask, 0, 0, mMaskPaint);
                needsToDrawImage = false;
            }
        } else if (master.getCurrentLookAnimation() == MasterImage.ROTATE_ANIMATION) {
            Rect d1 = computeImageBounds(master.getPreviousImage().getHeight(),
                    master.getPreviousImage().getWidth());
            Rect d2 = computeImageBounds(master.getPreviousImage().getWidth(),
                    master.getPreviousImage().getHeight());
            float finalScale = d1.width() / (float) d2.height();
            finalScale = (1.0f * (1.0f - master.getAnimFraction())) + (finalScale * master.getAnimFraction());
            canvas.rotate(master.getAnimRotationValue(), centerX, centerY);
            canvas.scale(finalScale, finalScale, centerX, centerY);
        } else if (master.getCurrentLookAnimation() == MasterImage.MIRROR_ANIMATION) {
            if (master.getCurrentFilterRepresentation() instanceof FilterMirrorRepresentation) {
                FilterMirrorRepresentation rep = (FilterMirrorRepresentation) master
                        .getCurrentFilterRepresentation();

                ImagePreset preset = master.getPreset();
                ArrayList<FilterRepresentation> geometry = (ArrayList<FilterRepresentation>) preset
                        .getGeometryFilters();
                GeometryMathUtils.GeometryHolder holder = null;
                holder = GeometryMathUtils.unpackGeometry(geometry);

                if (holder.rotation.value() == 90 || holder.rotation.value() == 270) {
                    if (rep.isHorizontal() && !rep.isVertical()) {
                        canvas.scale(1, master.getAnimRotationValue(), centerX, centerY);
                    } else if (rep.isVertical() && !rep.isHorizontal()) {
                        canvas.scale(1, master.getAnimRotationValue(), centerX, centerY);
                    } else if (rep.isHorizontal() && rep.isVertical()) {
                        canvas.scale(master.getAnimRotationValue(), 1, centerX, centerY);
                    } else {
                        canvas.scale(master.getAnimRotationValue(), 1, centerX, centerY);
                    }
                } else {
                    if (rep.isHorizontal() && !rep.isVertical()) {
                        canvas.scale(master.getAnimRotationValue(), 1, centerX, centerY);
                    } else if (rep.isVertical() && !rep.isHorizontal()) {
                        canvas.scale(master.getAnimRotationValue(), 1, centerX, centerY);
                    } else if (rep.isHorizontal() && rep.isVertical()) {
                        canvas.scale(1, master.getAnimRotationValue(), centerX, centerY);
                    } else {
                        canvas.scale(1, master.getAnimRotationValue(), centerX, centerY);
                    }
                }
            }
        }

        if (needsToDrawImage) {
            drawShadow(canvas, previousBounds); // as needed
            canvas.drawBitmap(previousImage, mp, mPaint);
        }

        canvas.restore();
    } else {
        drawShadow(canvas, mImageBounds); // as needed
        canvas.drawBitmap(image, m, mPaint);
    }

    canvas.restore();
}

---

From source file:ac.robinson.paperchains.PaperChainsActivity.java

private void addAudioRects() {
    for (AudioAreaHolder holder : mAudioAreas) {
        // convert grid-based coordinates to image-based coordinates, accounting for image rotation/inversion by
        // making sure to use the min/max values of each coordinate
        Rect rect = holder.serverRect;//from w w  w  . j  av a  2  s.c  o  m
        PointF leftTop = QRImageParser.getImagePosition(mImageParameters, new PointF(rect.left, rect.top));
        PointF rightBottom = QRImageParser.getImagePosition(mImageParameters,
                new PointF(rect.right, rect.bottom));
        RectF displayRect = new RectF(Math.min(leftTop.x, rightBottom.x), Math.min(leftTop.y, rightBottom.y),
                Math.max(rightBottom.x, leftTop.x), Math.max(leftTop.y, rightBottom.y));
        Rect imageRect = new Rect();
        displayRect.roundOut(imageRect);

        holder.setImageRect(imageRect);
        mImageView.addAudioAreaRect(imageRect);
    }
}

---

From source file:com.mylikes.likes.etchasketch.Slate.java

private void dirty(RectF r) {
    r.roundOut(tmpDirtyRect);
    tmpDirtyRect.inset((int) -INVALIDATE_PADDING, (int) -INVALIDATE_PADDING);
    if (INVALIDATE_ALL_THE_THINGS) {
        invalidate();//w  w  w .  j  a  va2  s  . c  o  m
    } else if (FANCY_INVALIDATES) {
        mDirtyRegion.union(tmpDirtyRect);
        invalidate(); // enqueue invalidation
    } else {
        invalidate(tmpDirtyRect);
    }
}

---

From source file:com.juce.JuceAppActivity.java

public final int[] renderGlyph (char glyph, Paint paint, android.graphics.Matrix matrix, Rect bounds)
{
    Path p = new Path();
    paint.getTextPath (String.valueOf (glyph), 0, 1, 0.0f, 0.0f, p);

    RectF boundsF = new RectF();
    p.computeBounds (boundsF, true);/*from  w  ww  .j  av a2s  .  c  o m*/
    matrix.mapRect (boundsF);

    boundsF.roundOut (bounds);
    bounds.left--;
    bounds.right++;

    final int w = bounds.width();
    final int h = Math.max (1, bounds.height());

    Bitmap bm = Bitmap.createBitmap (w, h, Bitmap.Config.ARGB_8888);

    Canvas c = new Canvas (bm);
    matrix.postTranslate (-bounds.left, -bounds.top);
    c.setMatrix (matrix);
    c.drawPath (p, paint);

    final int sizeNeeded = w * h;
    if (cachedRenderArray.length < sizeNeeded)
        cachedRenderArray = new int [sizeNeeded];

    bm.getPixels (cachedRenderArray, 0, w, 0, 0, w, h);
    bm.recycle();
    return cachedRenderArray;
}

---