Example usage for android.graphics Rect height

List of usage examples for android.graphics Rect height

Introduction

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

Prototype

public final int height() 

Source Link

Usage

From source file:ccv.checkhelzio.nuevaagendacucsh.transitions.FabTransition.java

@Override
public Animator createAnimator(final ViewGroup sceneRoot, final TransitionValues startValues,
        final TransitionValues endValues) {
    if (startValues == null || endValues == null)
        return null;

    final Rect startBounds = (Rect) startValues.values.get(PROP_BOUNDS);
    final Rect endBounds = (Rect) endValues.values.get(PROP_BOUNDS);

    final boolean fromFab = endBounds.width() > startBounds.width();
    final View view = endValues.view;
    final Rect dialogBounds = fromFab ? endBounds : startBounds;
    final Rect fabBounds = fromFab ? startBounds : endBounds;
    final Interpolator fastOutSlowInInterpolator = AnimUtils
            .getFastOutSlowInInterpolator(sceneRoot.getContext());
    final long duration = getDuration();
    final long halfDuration = duration / 2;
    final long twoThirdsDuration = duration * 2 / 3;

    if (!fromFab) {
        // Force measure / layout the dialog back to it's original bounds
        view.measure(makeMeasureSpec(startBounds.width(), View.MeasureSpec.EXACTLY),
                makeMeasureSpec(startBounds.height(), View.MeasureSpec.EXACTLY));
        view.layout(startBounds.left, startBounds.top, startBounds.right, startBounds.bottom);
    }// w w w . j  av a2 s. com

    final int translationX = startBounds.centerX() - endBounds.centerX();
    final int translationY = startBounds.centerY() - endBounds.centerY();
    if (fromFab) {
        view.setTranslationX(translationX);
        view.setTranslationY(translationY);
    }

    // Add a color overlay to fake appearance of the FAB
    final ColorDrawable fabColor = new ColorDrawable(color);
    fabColor.setBounds(0, 0, dialogBounds.width(), dialogBounds.height());
    if (!fromFab)
        fabColor.setAlpha(0);
    view.getOverlay().add(fabColor);

    // Add an icon overlay again to fake the appearance of the FAB
    final Drawable fabIcon = ContextCompat.getDrawable(sceneRoot.getContext(), icon).mutate();
    final int iconLeft = (dialogBounds.width() - fabIcon.getIntrinsicWidth()) / 2;
    final int iconTop = (dialogBounds.height() - fabIcon.getIntrinsicHeight()) / 2;
    fabIcon.setBounds(iconLeft, iconTop, iconLeft + fabIcon.getIntrinsicWidth(),
            iconTop + fabIcon.getIntrinsicHeight());
    if (!fromFab)
        fabIcon.setAlpha(0);
    view.getOverlay().add(fabIcon);

    // Circular clip from/to the FAB size
    final Animator circularReveal;
    if (fromFab) {
        circularReveal = ViewAnimationUtils.createCircularReveal(view, view.getWidth() / 2,
                view.getHeight() / 2, startBounds.width() / 2,
                (float) Math.hypot(endBounds.width() / 2, endBounds.height() / 2));
        circularReveal.setInterpolator(AnimUtils.getFastOutLinearInInterpolator(sceneRoot.getContext()));
        //circularReveal.setInterpolator(new AnimationUtils().loadInterpolator(sceneRoot.getContext(), android.R.interpolator.fast_out_slow_in));
    } else {
        circularReveal = ViewAnimationUtils.createCircularReveal(view, view.getWidth() / 2,
                view.getHeight() / 2, (float) Math.hypot(startBounds.width() / 2, startBounds.height() / 2),
                endBounds.width() / 2);
        circularReveal.setInterpolator(AnimUtils.getLinearOutSlowInInterpolator(sceneRoot.getContext()));

        // Persist the end clip i.e. stay at FAB size after the reveal has run
        circularReveal.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                view.setOutlineProvider(new ViewOutlineProvider() {
                    @Override
                    public void getOutline(View view, Outline outline) {
                        final int left = (view.getWidth() - fabBounds.width()) / 2;
                        final int top = (view.getHeight() - fabBounds.height()) / 2;
                        outline.setOval(left, top, left + fabBounds.width(), top + fabBounds.height());
                        view.setClipToOutline(true);
                    }
                });
            }
        });
    }
    circularReveal.setDuration(duration);

    // Translate to end position along an arc
    final Animator translate = ObjectAnimator.ofFloat(view, View.TRANSLATION_X, View.TRANSLATION_Y,
            fromFab ? getPathMotion().getPath(translationX, translationY, 0, 0)
                    : getPathMotion().getPath(0, 0, -translationX, -translationY));
    translate.setDuration(duration);
    translate.setInterpolator(fastOutSlowInInterpolator);

    // Fade contents of non-FAB view in/out
    List<Animator> fadeContents = null;
    if (view instanceof ViewGroup) {
        final ViewGroup vg = ((ViewGroup) view);
        fadeContents = new ArrayList<>(vg.getChildCount());
        for (int i = vg.getChildCount() - 1; i >= 0; i--) {
            final View child = vg.getChildAt(i);
            final Animator fade = ObjectAnimator.ofFloat(child, View.ALPHA, fromFab ? 1f : 0f);
            if (fromFab) {
                child.setAlpha(0f);
            }
            fade.setDuration(twoThirdsDuration);
            fade.setInterpolator(fastOutSlowInInterpolator);
            fadeContents.add(fade);
        }
    }

    // Fade in/out the fab color & icon overlays
    final Animator colorFade = ObjectAnimator.ofInt(fabColor, "alpha", fromFab ? 0 : 255);
    final Animator iconFade = ObjectAnimator.ofInt(fabIcon, "alpha", fromFab ? 0 : 255);
    if (!fromFab) {
        colorFade.setStartDelay(halfDuration);
        iconFade.setStartDelay(halfDuration);
    }
    colorFade.setDuration(halfDuration);
    iconFade.setDuration(halfDuration);
    colorFade.setInterpolator(fastOutSlowInInterpolator);
    iconFade.setInterpolator(fastOutSlowInInterpolator);

    // Work around issue with elevation shadows. At the end of the return transition the shared
    // element's shadow is drawn twice (by each activity) which is jarring. This workaround
    // still causes the shadow to snap, but it's better than seeing it double drawn.
    Animator elevation = null;
    if (!fromFab) {
        elevation = ObjectAnimator.ofFloat(view, View.TRANSLATION_Z, -view.getElevation());
        elevation.setDuration(duration);
        elevation.setInterpolator(fastOutSlowInInterpolator);
    }

    // Run all animations together
    final AnimatorSet transition = new AnimatorSet();
    transition.playTogether(circularReveal, translate, colorFade, iconFade);
    transition.playTogether(fadeContents);
    if (elevation != null)
        transition.play(elevation);
    if (fromFab) {
        transition.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                // Clean up
                view.getOverlay().clear();
            }
        });
    }
    return new AnimUtils.NoPauseAnimator(transition);
}

From source file:com.n3rditorium.pocketdoggie.transitions.FabTransform.java

@Override
public Animator createAnimator(final ViewGroup sceneRoot, final TransitionValues startValues,
        final TransitionValues endValues) {
    if (startValues == null || endValues == null) {
        return null;
    }/*from w w  w . j  a va2  s  . c om*/

    final Rect startBounds = (Rect) startValues.values.get(PROP_BOUNDS);
    final Rect endBounds = (Rect) endValues.values.get(PROP_BOUNDS);

    final boolean fromFab = endBounds.width() > startBounds.width();
    final View view = endValues.view;
    final Rect dialogBounds = fromFab ? endBounds : startBounds;
    final Rect fabBounds = fromFab ? startBounds : endBounds;
    final Interpolator fastOutSlowInInterpolator = AnimUtils
            .getFastOutSlowInInterpolator(sceneRoot.getContext());
    final long duration = getDuration();
    final long halfDuration = duration / 2;
    final long twoThirdsDuration = duration * 2 / 3;

    if (!fromFab) {
        // Force measure / layout the dialog back to it's original bounds
        view.measure(makeMeasureSpec(startBounds.width(), View.MeasureSpec.EXACTLY),
                makeMeasureSpec(startBounds.height(), View.MeasureSpec.EXACTLY));
        view.layout(startBounds.left, startBounds.top, startBounds.right, startBounds.bottom);
    }

    final int translationX = startBounds.centerX() - endBounds.centerX();
    final int translationY = startBounds.centerY() - endBounds.centerY();
    if (fromFab) {
        view.setTranslationX(translationX);
        view.setTranslationY(translationY);
    }

    // Add a color overlay to fake appearance of the FAB
    final ColorDrawable fabColor = new ColorDrawable(color);
    fabColor.setBounds(0, 0, dialogBounds.width(), dialogBounds.height());
    if (!fromFab) {
        fabColor.setAlpha(0);
    }
    view.getOverlay().add(fabColor);

    // Add an icon overlay again to fake the appearance of the FAB
    final Drawable fabIcon = ContextCompat.getDrawable(sceneRoot.getContext(), icon).mutate();
    final int iconLeft = (dialogBounds.width() - fabIcon.getIntrinsicWidth()) / 2;
    final int iconTop = (dialogBounds.height() - fabIcon.getIntrinsicHeight()) / 2;
    fabIcon.setBounds(iconLeft, iconTop, iconLeft + fabIcon.getIntrinsicWidth(),
            iconTop + fabIcon.getIntrinsicHeight());
    if (!fromFab) {
        fabIcon.setAlpha(0);
    }
    view.getOverlay().add(fabIcon);

    // Circular clip from/to the FAB size
    final Animator circularReveal;
    if (fromFab) {
        circularReveal = ViewAnimationUtils.createCircularReveal(view, view.getWidth() / 2,
                view.getHeight() / 2, startBounds.width() / 2,
                (float) Math.hypot(endBounds.width() / 2, endBounds.width() / 2));
        circularReveal.setInterpolator(AnimUtils.getFastOutLinearInInterpolator(sceneRoot.getContext()));
    } else {
        circularReveal = ViewAnimationUtils.createCircularReveal(view, view.getWidth() / 2,
                view.getHeight() / 2, (float) Math.hypot(startBounds.width() / 2, startBounds.width() / 2),
                endBounds.width() / 2);
        circularReveal.setInterpolator(AnimUtils.getLinearOutSlowInInterpolator(sceneRoot.getContext()));

        // Persist the end clip i.e. stay at FAB size after the reveal has run
        circularReveal.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                view.setOutlineProvider(new ViewOutlineProvider() {
                    @Override
                    public void getOutline(View view, Outline outline) {
                        final int left = (view.getWidth() - fabBounds.width()) / 2;
                        final int top = (view.getHeight() - fabBounds.height()) / 2;
                        outline.setOval(left, top, left + fabBounds.width(), top + fabBounds.height());
                        view.setClipToOutline(true);
                    }
                });
            }
        });
    }
    circularReveal.setDuration(duration);

    // Translate to end position along an arc
    final Animator translate = ObjectAnimator.ofFloat(view, View.TRANSLATION_X, View.TRANSLATION_Y,
            fromFab ? getPathMotion().getPath(translationX, translationY, 0, 0)
                    : getPathMotion().getPath(0, 0, -translationX, -translationY));
    translate.setDuration(duration);
    translate.setInterpolator(fastOutSlowInInterpolator);

    // Fade contents of non-FAB view in/out
    List<Animator> fadeContents = null;
    if (view instanceof ViewGroup) {
        final ViewGroup vg = ((ViewGroup) view);
        fadeContents = new ArrayList<>(vg.getChildCount());
        for (int i = vg.getChildCount() - 1; i >= 0; i--) {
            final View child = vg.getChildAt(i);
            final Animator fade = ObjectAnimator.ofFloat(child, View.ALPHA, fromFab ? 1f : 0f);
            if (fromFab) {
                child.setAlpha(0f);
            }
            fade.setDuration(twoThirdsDuration);
            fade.setInterpolator(fastOutSlowInInterpolator);
            fadeContents.add(fade);
        }
    }

    // Fade in/out the fab color & icon overlays
    final Animator colorFade = ObjectAnimator.ofInt(fabColor, "alpha", fromFab ? 0 : 255);
    final Animator iconFade = ObjectAnimator.ofInt(fabIcon, "alpha", fromFab ? 0 : 255);
    if (!fromFab) {
        colorFade.setStartDelay(halfDuration);
        iconFade.setStartDelay(halfDuration);
    }
    colorFade.setDuration(halfDuration);
    iconFade.setDuration(halfDuration);
    colorFade.setInterpolator(fastOutSlowInInterpolator);
    iconFade.setInterpolator(fastOutSlowInInterpolator);

    // Work around issue with elevation shadows. At the end of the return transition the shared
    // element's shadow is drawn twice (by each activity) which is jarring. This workaround
    // still causes the shadow to snap, but it's better than seeing it double drawn.
    Animator elevation = null;
    if (!fromFab) {
        elevation = ObjectAnimator.ofFloat(view, View.TRANSLATION_Z, -view.getElevation());
        elevation.setDuration(duration);
        elevation.setInterpolator(fastOutSlowInInterpolator);
    }

    // Run all animations together
    final AnimatorSet transition = new AnimatorSet();
    transition.playTogether(circularReveal, translate, colorFade, iconFade);
    transition.playTogether(fadeContents);
    if (elevation != null) {
        transition.play(elevation);
    }
    if (fromFab) {
        transition.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                // Clean up
                view.getOverlay().clear();
            }
        });
    }
    return new AnimUtils.NoPauseAnimator(transition);
}

From source file:org.catrobat.catroid.uitest.util.UiTestUtils.java

/**
 * Returns the absolute pixel y coordinates of elements from a listview
 * with a given index/*from w  ww . j  a v a2 s .co m*/
 */
public static ArrayList<Integer> getListItemYPositions(final Solo solo, int listViewIndex) {
    ArrayList<Integer> yPositionList = new ArrayList<Integer>();
    if (!solo.waitForView(ListView.class, 0, 10000, false)) {
        fail("ListView not shown in 10 secs!");
    }

    ArrayList<ListView> listViews = solo.getCurrentViews(ListView.class);
    if (listViews.size() <= listViewIndex) {
        fail("Listview Index wrong");
    }
    ListView listView = listViews.get(listViewIndex);

    for (int i = 0; i < listView.getChildCount(); ++i) {
        View currentViewInList = listView.getChildAt(i);

        Rect globalVisibleRectangle = new Rect();
        currentViewInList.getGlobalVisibleRect(globalVisibleRectangle);
        int middleYPosition = globalVisibleRectangle.top + globalVisibleRectangle.height() / 2;
        yPositionList.add(middleYPosition);
    }

    return yPositionList;
}

From source file:com.fugueweb.pub.animation.ZoomActivity.java

/**
 * "Zooms" in a thumbnail view by assigning the high resolution image to a hidden "zoomed-in"
 * image view and animating its bounds to fit the entire activity content area. More
 * specifically://from www .  j  a  v  a2  s . c om
 *
 * <ol>
 *   <li>Assign the high-res image to the hidden "zoomed-in" (expanded) image view.</li>
 *   <li>Calculate the starting and ending bounds for the expanded view.</li>
 *   <li>Animate each of four positioning/sizing properties (X, Y, SCALE_X, SCALE_Y)
 *       simultaneously, from the starting bounds to the ending bounds.</li>
 *   <li>Zoom back out by running the reverse animation on click.</li>
 * </ol>
 *
 * @param thumbView  The thumbnail view to zoom in.
 * @param imageResId The high-resolution version of the image represented by the thumbnail.
 */
private void zoomImageFromThumb(final View thumbView, int imageResId) {
    // If there's an animation in progress, cancel it immediately and proceed with this one.
    if (mCurrentAnimator != null) {
        mCurrentAnimator.cancel();
    }

    // Load the high-resolution "zoomed-in" image.
    final ImageView expandedImageView = (ImageView) findViewById(R.id.expanded_image);
    expandedImageView.setImageResource(imageResId);

    // Calculate the starting and ending bounds for the zoomed-in image. This step
    // involves lots of math. Math.
    final Rect startBounds = new Rect();
    final Rect finalBounds = new Rect();
    final Point globalOffset = new Point();

    // The start bounds are the global visible rectangle of the thumbnail, and the
    // final bounds are the global visible rectangle of the container view. Also
    // set the container view's offset as the origin for the bounds, since that's
    // the origin for the positioning animation properties (X, Y).
    thumbView.getGlobalVisibleRect(startBounds);
    findViewById(R.id.container).getGlobalVisibleRect(finalBounds, globalOffset);
    startBounds.offset(-globalOffset.x, -globalOffset.y);
    finalBounds.offset(-globalOffset.x, -globalOffset.y);

    // Adjust the start bounds to be the same aspect ratio as the final bounds using the
    // "center crop" technique. This prevents undesirable stretching during the animation.
    // Also calculate the start scaling factor (the end scaling factor is always 1.0).
    float startScale;
    if ((float) finalBounds.width() / finalBounds.height() > (float) startBounds.width()
            / startBounds.height()) {
        // Extend start bounds horizontally
        startScale = (float) startBounds.height() / finalBounds.height();
        float startWidth = startScale * finalBounds.width();
        float deltaWidth = (startWidth - startBounds.width()) / 2;
        startBounds.left -= deltaWidth;
        startBounds.right += deltaWidth;
    } else {
        // Extend start bounds vertically
        startScale = (float) startBounds.width() / finalBounds.width();
        float startHeight = startScale * finalBounds.height();
        float deltaHeight = (startHeight - startBounds.height()) / 2;
        startBounds.top -= deltaHeight;
        startBounds.bottom += deltaHeight;
    }

    // Hide the thumbnail and show the zoomed-in view. When the animation begins,
    // it will position the zoomed-in view in the place of the thumbnail.
    thumbView.setAlpha(0f);
    expandedImageView.setVisibility(View.VISIBLE);

    // Set the pivot point for SCALE_X and SCALE_Y transformations to the top-left corner of
    // the zoomed-in view (the default is the center of the view).
    expandedImageView.setPivotX(0f);
    expandedImageView.setPivotY(0f);

    // Construct and run the parallel animation of the four translation and scale properties
    // (X, Y, SCALE_X, and SCALE_Y).
    AnimatorSet set = new AnimatorSet();
    set.play(ObjectAnimator.ofFloat(expandedImageView, View.X, startBounds.left, finalBounds.left))
            .with(ObjectAnimator.ofFloat(expandedImageView, View.Y, startBounds.top, finalBounds.top))
            .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_X, startScale, 1f))
            .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_Y, startScale, 1f));
    set.setDuration(mShortAnimationDuration);
    set.setInterpolator(new DecelerateInterpolator());
    set.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            mCurrentAnimator = null;
        }

        @Override
        public void onAnimationCancel(Animator animation) {
            mCurrentAnimator = null;
        }
    });
    set.start();
    mCurrentAnimator = set;

    // Upon clicking the zoomed-in image, it should zoom back down to the original bounds
    // and show the thumbnail instead of the expanded image.
    final float startScaleFinal = startScale;
    expandedImageView.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            if (mCurrentAnimator != null) {
                mCurrentAnimator.cancel();
            }

            // Animate the four positioning/sizing properties in parallel, back to their
            // original values.
            AnimatorSet set = new AnimatorSet();
            set.play(ObjectAnimator.ofFloat(expandedImageView, View.X, startBounds.left))
                    .with(ObjectAnimator.ofFloat(expandedImageView, View.Y, startBounds.top))
                    .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_X, startScaleFinal))
                    .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_Y, startScaleFinal));
            set.setDuration(mShortAnimationDuration);
            set.setInterpolator(new DecelerateInterpolator());
            set.addListener(new AnimatorListenerAdapter() {
                @Override
                public void onAnimationEnd(Animator animation) {
                    thumbView.setAlpha(1f);
                    expandedImageView.setVisibility(View.GONE);
                    mCurrentAnimator = null;
                }

                @Override
                public void onAnimationCancel(Animator animation) {
                    thumbView.setAlpha(1f);
                    expandedImageView.setVisibility(View.GONE);
                    mCurrentAnimator = null;
                }
            });
            set.start();
            mCurrentAnimator = set;
        }
    });
}

From source file:com.jaredrummler.android.colorpicker.ColorPanelView.java

/**
 * Show a toast message with the hex color code below the view.
 *//*from   w  ww .ja v a2 s. c  o m*/
public void showHint() {
    final int[] screenPos = new int[2];
    final Rect displayFrame = new Rect();
    getLocationOnScreen(screenPos);
    getWindowVisibleDisplayFrame(displayFrame);
    final Context context = getContext();
    final int width = getWidth();
    final int height = getHeight();
    final int midy = screenPos[1] + height / 2;
    int referenceX = screenPos[0] + width / 2;
    if (ViewCompat.getLayoutDirection(this) == ViewCompat.LAYOUT_DIRECTION_LTR) {
        final int screenWidth = context.getResources().getDisplayMetrics().widthPixels;
        referenceX = screenWidth - referenceX; // mirror
    }
    StringBuilder hint = new StringBuilder("#");
    if (Color.alpha(color) != 255) {
        hint.append(Integer.toHexString(color).toUpperCase(Locale.ENGLISH));
    } else {
        hint.append(String.format("%06X", 0xFFFFFF & color).toUpperCase(Locale.ENGLISH));
    }
    Toast cheatSheet = Toast.makeText(context, hint.toString(), Toast.LENGTH_SHORT);
    if (midy < displayFrame.height()) {
        // Show along the top; follow action buttons
        cheatSheet.setGravity(Gravity.TOP | GravityCompat.END, referenceX,
                screenPos[1] + height - displayFrame.top);
    } else {
        // Show along the bottom center
        cheatSheet.setGravity(Gravity.BOTTOM | Gravity.CENTER_HORIZONTAL, 0, height);
    }
    cheatSheet.show();
}

From source file:cn.androidy.materialdesignsample.animations.ZoomActivity.java

/**
 * "Zooms" in a thumbnail view by assigning the high resolution image to a hidden "zoomed-in"
 * image view and animating its bounds to fit the entire activity content area. More
 * specifically://from www  .  j a  v a 2s  . c  o  m
 *
 * <ol>
 *   <li>Assign the high-res image to the hidden "zoomed-in" (expanded) image view.</li>
 *   <li>Calculate the starting and ending bounds for the expanded view.</li>
 *   <li>Animate each of four positioning/sizing properties (X, Y, SCALE_X, SCALE_Y)
 *       simultaneously, from the starting bounds to the ending bounds.</li>
 *   <li>Zoom back out by running the reverse animation on click.</li>
 * </ol>
 *
 * @param thumbView  The thumbnail view to zoom in.
 * @param imageResId The high-resolution version of the image represented by the thumbnail.
 */
private void zoomImageFromThumb(final View thumbView, int imageResId) {
    // If there's an animation in progress, cancel it immediately and proceed with this one.
    if (mCurrentAnimator != null) {
        mCurrentAnimator.cancel();
    }

    // Load the high-resolution "zoomed-in" image.
    final ImageView expandedImageView = (ImageView) findViewById(R.id.expanded_image);
    expandedImageView.setImageResource(imageResId);

    // Calculate the starting and ending bounds for the zoomed-in image. This step
    // involves lots of math. Yay, math.
    final Rect startBounds = new Rect();
    final Rect finalBounds = new Rect();
    final Point globalOffset = new Point();

    // The start bounds are the global visible rectangle of the thumbnail, and the
    // final bounds are the global visible rectangle of the container view. Also
    // set the container view's offset as the origin for the bounds, since that's
    // the origin for the positioning animation properties (X, Y).
    thumbView.getGlobalVisibleRect(startBounds);
    findViewById(R.id.container).getGlobalVisibleRect(finalBounds, globalOffset);
    startBounds.offset(-globalOffset.x, -globalOffset.y);
    finalBounds.offset(-globalOffset.x, -globalOffset.y);

    // Adjust the start bounds to be the same aspect ratio as the final bounds using the
    // "center crop" technique. This prevents undesirable stretching during the animation.
    // Also calculate the start scaling factor (the end scaling factor is always 1.0).
    float startScale;
    if ((float) finalBounds.width() / finalBounds.height() > (float) startBounds.width()
            / startBounds.height()) {
        // Extend start bounds horizontally
        startScale = (float) startBounds.height() / finalBounds.height();
        float startWidth = startScale * finalBounds.width();
        float deltaWidth = (startWidth - startBounds.width()) / 2;
        startBounds.left -= deltaWidth;
        startBounds.right += deltaWidth;
    } else {
        // Extend start bounds vertically
        startScale = (float) startBounds.width() / finalBounds.width();
        float startHeight = startScale * finalBounds.height();
        float deltaHeight = (startHeight - startBounds.height()) / 2;
        startBounds.top -= deltaHeight;
        startBounds.bottom += deltaHeight;
    }

    // Hide the thumbnail and show the zoomed-in view. When the animation begins,
    // it will position the zoomed-in view in the place of the thumbnail.
    thumbView.setAlpha(0f);
    expandedImageView.setVisibility(View.VISIBLE);

    // Set the pivot point for SCALE_X and SCALE_Y transformations to the top-left corner of
    // the zoomed-in view (the default is the center of the view).
    expandedImageView.setPivotX(0f);
    expandedImageView.setPivotY(0f);

    // Construct and run the parallel animation of the four translation and scale properties
    // (X, Y, SCALE_X, and SCALE_Y).
    AnimatorSet set = new AnimatorSet();
    set.play(ObjectAnimator.ofFloat(expandedImageView, View.X, startBounds.left, finalBounds.left))
            .with(ObjectAnimator.ofFloat(expandedImageView, View.Y, startBounds.top, finalBounds.top))
            .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_X, startScale, 1f))
            .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_Y, startScale, 1f));
    set.setDuration(mShortAnimationDuration);
    set.setInterpolator(new DecelerateInterpolator());
    set.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            mCurrentAnimator = null;
        }

        @Override
        public void onAnimationCancel(Animator animation) {
            mCurrentAnimator = null;
        }
    });
    set.start();
    mCurrentAnimator = set;

    // Upon clicking the zoomed-in image, it should zoom back down to the original bounds
    // and show the thumbnail instead of the expanded image.
    final float startScaleFinal = startScale;
    expandedImageView.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            if (mCurrentAnimator != null) {
                mCurrentAnimator.cancel();
            }

            // Animate the four positioning/sizing properties in parallel, back to their
            // original values.
            AnimatorSet set = new AnimatorSet();
            set.play(ObjectAnimator.ofFloat(expandedImageView, View.X, startBounds.left))
                    .with(ObjectAnimator.ofFloat(expandedImageView, View.Y, startBounds.top))
                    .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_X, startScaleFinal))
                    .with(ObjectAnimator.ofFloat(expandedImageView, View.SCALE_Y, startScaleFinal));
            set.setDuration(mShortAnimationDuration);
            set.setInterpolator(new DecelerateInterpolator());
            set.addListener(new AnimatorListenerAdapter() {
                @Override
                public void onAnimationEnd(Animator animation) {
                    thumbView.setAlpha(1f);
                    expandedImageView.setVisibility(View.GONE);
                    mCurrentAnimator = null;
                }

                @Override
                public void onAnimationCancel(Animator animation) {
                    thumbView.setAlpha(1f);
                    expandedImageView.setVisibility(View.GONE);
                    mCurrentAnimator = null;
                }
            });
            set.start();
            mCurrentAnimator = set;
        }
    });
}

From source file:com.astir_trotter.atcustom.ui.iconics.core.IconicsDrawable.java

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

        updatePaddingBounds(viewBounds);
        updateTextSize(viewBounds);//from   ww w. j  a  v  a  2s  . c om
        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);
        mIconPaint.setColorFilter(mColorFilter == null ? mTintFilter : mColorFilter);

        canvas.drawPath(mPath, mIconPaint);
    }
}

From source file:com.ebaonet.lawyer.ui.weight.DraggableGridViewPager.java

private void animateDragged() {
    if (mLastDragged >= 0) {
        final View v = getChildAt(mLastDragged);

        final Rect r = new Rect(v.getLeft(), v.getTop(), v.getRight(), v.getBottom());
        r.inset(-r.width() / 20, -r.height() / 20);
        v.measure(MeasureSpec.makeMeasureSpec(r.width(), MeasureSpec.EXACTLY),
                MeasureSpec.makeMeasureSpec(r.height(), MeasureSpec.EXACTLY));
        v.layout(r.left, r.top, r.right, r.bottom);

        AnimationSet animSet = new AnimationSet(true);
        ScaleAnimation scale = new ScaleAnimation(0.9091f, 1, 0.9091f, 1, v.getWidth() / 2, v.getHeight() / 2);
        scale.setDuration(ANIMATION_DURATION);
        AlphaAnimation alpha = new AlphaAnimation(1, .8f);
        alpha.setDuration(ANIMATION_DURATION);

        animSet.addAnimation(scale);// www .j ava2 s  .c om
        animSet.addAnimation(alpha);
        animSet.setFillEnabled(true);
        animSet.setFillAfter(true);

        v.clearAnimation();
        v.startAnimation(animSet);
    }
}

From source file:com.tandong.sa.drag.DragGridViewPager.java

@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
    final int childCount = getChildCount();
    mPageCount = (childCount + mPageSize - 1) / mPageSize;
    mGridWidth = (getWidth() - mPaddingLeft - mPaddingRight - (mColCount - 1) * mGridGap) / mColCount;
    mGridHeight = (getHeight() - mPaddingTop - mPaddingButtom - (mRowCount - 1) * mGridGap) / mRowCount;
    mGridWidth = mGridHeight = Math.min(mGridWidth, mGridHeight);
    mMaxOverScrollSize = mGridWidth / 2;
    mEdgeSize = mGridWidth / 2;// w  w  w  . j  a  va2s  .  c om
    newPositions.clear();
    for (int i = 0; i < childCount; i++) {
        final View child = getChildAt(i);
        final Rect rect = getRectByPosition(i);
        child.measure(MeasureSpec.makeMeasureSpec(rect.width(), MeasureSpec.EXACTLY),
                MeasureSpec.makeMeasureSpec(rect.height(), MeasureSpec.EXACTLY));
        DEBUG_LOG("child.layout position=" + i + ", rect=" + rect);
        child.layout(rect.left, rect.top, rect.right, rect.bottom);
        newPositions.add(-1);
    }
}