Examples with LauncherState com.android.launcher3.LauncherState used on opensource projects

Example 1 with LauncherState

use of com.android.launcher3.LauncherState in project android_packages_apps_Launcher3 by crdroidandroid.

the class WorkspaceStateTransitionAnimation method applyChildState.

private void applyChildState(LauncherState state, CellLayout cl, int childIndex, PageAlphaProvider pageAlphaProvider, PropertySetter propertySetter, StateAnimationConfig config) {
    float pageAlpha = pageAlphaProvider.getPageAlpha(childIndex);
    float springLoadedProgress = (state instanceof SpringLoadedState) ? 1.0f : 0f;
    propertySetter.setFloat(cl, CellLayout.SPRING_LOADED_PROGRESS, springLoadedProgress, ZOOM_OUT);
    Interpolator fadeInterpolator = config.getInterpolator(ANIM_WORKSPACE_FADE, pageAlphaProvider.interpolator);
    propertySetter.setFloat(cl.getShortcutsAndWidgets(), VIEW_ALPHA, pageAlpha, fadeInterpolator);
}

Example 2 with LauncherState

use of com.android.launcher3.LauncherState in project android_packages_apps_Launcher3 by crdroidandroid.

the class WorkspaceStateTransitionAnimation method setWorkspaceProperty.

/**
 * Starts a transition animation for the workspace.
 */
private void setWorkspaceProperty(LauncherState state, PropertySetter propertySetter, StateAnimationConfig config) {
    ScaleAndTranslation scaleAndTranslation = state.getWorkspaceScaleAndTranslation(mLauncher);
    ScaleAndTranslation hotseatScaleAndTranslation = state.getHotseatScaleAndTranslation(mLauncher);
    mNewScale = scaleAndTranslation.scale;
    PageAlphaProvider pageAlphaProvider = state.getWorkspacePageAlphaProvider(mLauncher);
    final int childCount = mWorkspace.getChildCount();
    for (int i = 0; i < childCount; i++) {
        applyChildState(state, (CellLayout) mWorkspace.getChildAt(i), i, pageAlphaProvider, propertySetter, config);
    }
    int elements = state.getVisibleElements(mLauncher);
    Interpolator fadeInterpolator = config.getInterpolator(ANIM_WORKSPACE_FADE, pageAlphaProvider.interpolator);
    Hotseat hotseat = mWorkspace.getHotseat();
    Interpolator scaleInterpolator = config.getInterpolator(ANIM_WORKSPACE_SCALE, ZOOM_OUT);
    LauncherState fromState = mLauncher.getStateManager().getState();
    boolean shouldSpring = propertySetter instanceof PendingAnimation && fromState == HINT_STATE && state == NORMAL;
    if (shouldSpring) {
        ((PendingAnimation) propertySetter).add(getSpringScaleAnimator(mLauncher, mWorkspace, mNewScale));
    } else {
        propertySetter.setFloat(mWorkspace, SCALE_PROPERTY, mNewScale, scaleInterpolator);
    }
    mWorkspace.setPivotToScaleWithSelf(hotseat);
    float hotseatScale = hotseatScaleAndTranslation.scale;
    if (shouldSpring) {
        PendingAnimation pa = (PendingAnimation) propertySetter;
        pa.add(getSpringScaleAnimator(mLauncher, hotseat, hotseatScale));
    } else {
        Interpolator hotseatScaleInterpolator = config.getInterpolator(ANIM_HOTSEAT_SCALE, scaleInterpolator);
        propertySetter.setFloat(hotseat, SCALE_PROPERTY, hotseatScale, hotseatScaleInterpolator);
    }
    float hotseatIconsAlpha = (elements & HOTSEAT_ICONS) != 0 ? 1 : 0;
    propertySetter.setViewAlpha(hotseat, hotseatIconsAlpha, fadeInterpolator);
    float workspacePageIndicatorAlpha = (elements & WORKSPACE_PAGE_INDICATOR) != 0 ? 1 : 0;
    propertySetter.setViewAlpha(mLauncher.getWorkspace().getPageIndicator(), workspacePageIndicatorAlpha, fadeInterpolator);
    Interpolator translationInterpolator = config.getInterpolator(ANIM_WORKSPACE_TRANSLATE, ZOOM_OUT);
    propertySetter.setFloat(mWorkspace, VIEW_TRANSLATE_X, scaleAndTranslation.translationX, translationInterpolator);
    propertySetter.setFloat(mWorkspace, VIEW_TRANSLATE_Y, scaleAndTranslation.translationY, translationInterpolator);
    Interpolator hotseatTranslationInterpolator = config.getInterpolator(ANIM_HOTSEAT_TRANSLATE, translationInterpolator);
    propertySetter.setFloat(hotseat, VIEW_TRANSLATE_Y, hotseatScaleAndTranslation.translationY, hotseatTranslationInterpolator);
    propertySetter.setFloat(mWorkspace.getPageIndicator(), VIEW_TRANSLATE_Y, hotseatScaleAndTranslation.translationY, hotseatTranslationInterpolator);
    if (!config.hasAnimationFlag(SKIP_SCRIM)) {
        setScrim(propertySetter, state, config);
    }
}

Example 3 with LauncherState

use of com.android.launcher3.LauncherState in project android_packages_apps_Launcher3 by crdroidandroid.

the class NoButtonNavbarToOverviewTouchController method goToOverviewOrHomeOnDragEnd.

private void goToOverviewOrHomeOnDragEnd(float velocity) {
    boolean goToHomeInsteadOfOverview = !mMotionPauseDetector.isPaused();
    if (goToHomeInsteadOfOverview) {
        new OverviewToHomeAnim(mLauncher, () -> onSwipeInteractionCompleted(NORMAL)).animateWithVelocity(velocity);
    }
    if (mReachedOverview) {
        float distanceDp = dpiFromPx(Math.max(Math.abs(mRecentsView.getTranslationX()), Math.abs(mRecentsView.getTranslationY())));
        long duration = (long) Math.max(TRANSLATION_ANIM_MIN_DURATION_MS, distanceDp / TRANSLATION_ANIM_VELOCITY_DP_PER_MS);
        mRecentsView.animate().translationX(0).translationY(0).setInterpolator(ACCEL_DEACCEL).setDuration(duration).withEndAction(goToHomeInsteadOfOverview ? null : this::maybeSwipeInteractionToOverviewComplete);
        if (!goToHomeInsteadOfOverview) {
            // Return to normal properties for the overview state.
            StateAnimationConfig config = new StateAnimationConfig();
            config.duration = duration;
            LauncherState state = mLauncher.getStateManager().getState();
            mLauncher.getStateManager().createAtomicAnimation(state, state, config).start();
        }
    }
}

Example 4 with LauncherState

use of com.android.launcher3.LauncherState in project android_packages_apps_Launcher3 by crdroidandroid.

the class NoButtonQuickSwitchTouchController method onDragEnd.

@Override
public void onDragEnd(PointF velocity) {
    boolean horizontalFling = mSwipeDetector.isFling(velocity.x);
    boolean verticalFling = mSwipeDetector.isFling(velocity.y);
    boolean noFling = !horizontalFling && !verticalFling;
    if (mMotionPauseDetector.isPaused() && noFling) {
        cancelAnimations();
        StateAnimationConfig config = new StateAnimationConfig();
        config.duration = ATOMIC_DURATION_FROM_PAUSED_TO_OVERVIEW;
        Animator overviewAnim = mLauncher.getStateManager().createAtomicAnimation(mStartState, OVERVIEW, config);
        overviewAnim.addListener(new AnimatorListenerAdapter() {

            @Override
            public void onAnimationEnd(Animator animation) {
                onAnimationToStateCompleted(OVERVIEW);
            }
        });
        overviewAnim.start();
        return;
    }
    final LauncherState targetState;
    if (horizontalFling && verticalFling) {
        if (velocity.x < 0) {
            // Flinging left and up or down both go back home.
            targetState = NORMAL;
        } else {
            if (velocity.y > 0) {
                // Flinging right and down goes to quick switch.
                targetState = QUICK_SWITCH;
            } else {
                // Flinging up and right could go either home or to quick switch.
                // Determine the target based on the higher velocity.
                targetState = Math.abs(velocity.x) > Math.abs(velocity.y) ? QUICK_SWITCH : NORMAL;
            }
        }
    } else if (horizontalFling) {
        targetState = velocity.x > 0 ? QUICK_SWITCH : NORMAL;
    } else if (verticalFling) {
        targetState = velocity.y > 0 ? QUICK_SWITCH : NORMAL;
    } else {
        // If user isn't flinging, just snap to the closest state.
        boolean passedHorizontalThreshold = mXOverviewAnim.getInterpolatedProgress() > 0.5f;
        boolean passedVerticalThreshold = mYOverviewAnim.value > 1f;
        targetState = passedHorizontalThreshold && !passedVerticalThreshold ? QUICK_SWITCH : NORMAL;
    }
    // Animate the various components to the target state.
    float xProgress = mXOverviewAnim.getProgressFraction();
    float startXProgress = Utilities.boundToRange(xProgress + velocity.x * getSingleFrameMs(mLauncher) / mXRange, 0f, 1f);
    final float endXProgress = targetState == NORMAL ? 0 : 1;
    long xDuration = BaseSwipeDetector.calculateDuration(velocity.x, Math.abs(endXProgress - startXProgress));
    ValueAnimator xOverviewAnim = mXOverviewAnim.getAnimationPlayer();
    xOverviewAnim.setFloatValues(startXProgress, endXProgress);
    xOverviewAnim.setDuration(xDuration).setInterpolator(scrollInterpolatorForVelocity(velocity.x));
    mXOverviewAnim.dispatchOnStart();
    boolean flingUpToNormal = verticalFling && velocity.y < 0 && targetState == NORMAL;
    float yProgress = mYOverviewAnim.value;
    float startYProgress = Utilities.boundToRange(yProgress - velocity.y * getSingleFrameMs(mLauncher) / mYRange, 0f, mMaxYProgress);
    final float endYProgress;
    if (flingUpToNormal) {
        endYProgress = 1;
    } else if (targetState == NORMAL) {
        // Keep overview at its current scale/translationY as it slides off the screen.
        endYProgress = startYProgress;
    } else {
        endYProgress = 0;
    }
    float yDistanceToCover = Math.abs(endYProgress - startYProgress) * mYRange;
    long yDuration = (long) (yDistanceToCover / Math.max(1f, Math.abs(velocity.y)));
    ValueAnimator yOverviewAnim = mYOverviewAnim.animateToValue(startYProgress, endYProgress);
    yOverviewAnim.setDuration(yDuration);
    mYOverviewAnim.updateValue(startYProgress);
    ValueAnimator nonOverviewAnim = mNonOverviewAnim.getAnimationPlayer();
    if (flingUpToNormal && !mIsHomeScreenVisible) {
        // We are flinging to home while workspace is invisible, run the same staggered
        // animation as from an app.
        StateAnimationConfig config = new StateAnimationConfig();
        // Update mNonOverviewAnim to do nothing so it doesn't interfere.
        config.animFlags = SKIP_ALL_ANIMATIONS;
        updateNonOverviewAnim(targetState, config);
        nonOverviewAnim = mNonOverviewAnim.getAnimationPlayer();
        new WorkspaceRevealAnim(mLauncher, false).start();
    } else {
        boolean canceled = targetState == NORMAL;
        if (canceled) {
            // Let the state manager know that the animation didn't go to the target state,
            // but don't clean up yet (we already clean up when the animation completes).
            mNonOverviewAnim.getTarget().removeListener(mClearStateOnCancelListener);
            mNonOverviewAnim.dispatchOnCancel();
        }
        float startProgress = mNonOverviewAnim.getProgressFraction();
        float endProgress = canceled ? 0 : 1;
        nonOverviewAnim.setFloatValues(startProgress, endProgress);
        mNonOverviewAnim.dispatchOnStart();
    }
    nonOverviewAnim.setDuration(Math.max(xDuration, yDuration));
    mNonOverviewAnim.setEndAction(() -> onAnimationToStateCompleted(targetState));
    cancelAnimations();
    xOverviewAnim.start();
    yOverviewAnim.start();
    nonOverviewAnim.start();
}

Example 5 with LauncherState

use of com.android.launcher3.LauncherState in project android_packages_apps_Launcher3 by crdroidandroid.

the class LauncherTaskbarUIController method createAnimToLauncher.

/**
 * Create Taskbar animation when going from an app to Launcher.
 * @param toState If known, the state we will end up in when reaching Launcher.
 */
public Animator createAnimToLauncher(@Nullable LauncherState toState, long duration) {
    PendingAnimation anim = new PendingAnimation(duration);
    anim.add(mTaskbarAnimationController.createAnimToBackgroundAlpha(0, duration));
    if (toState != null) {
        mTaskbarStateHandler.setStateWithAnimation(toState, new StateAnimationConfig(), anim);
    }
    anim.addListener(new AnimatorListenerAdapter() {

        @Override
        public void onAnimationStart(Animator animation) {
            mIsAnimatingToLauncher = true;
            mTaskbarView.setHolesAllowedInLayout(true);
            mTaskbarView.updateHotseatItemsVisibility();
        }

        @Override
        public void onAnimationEnd(Animator animation) {
            mIsAnimatingToLauncher = false;
            setTaskbarViewVisible(false);
        }
    });
    return anim.buildAnim();
}