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

Example 1 with PageAlphaProvider

use of com.android.launcher3.LauncherState.PageAlphaProvider 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 PageAlphaProvider

use of com.android.launcher3.LauncherState.PageAlphaProvider 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);
    }
}