Function applyViewCoordSysTransToElement

src/coord/View.ts:608–631

(
    syncBackEl: Element | NullUndefined,
    syncBackType: typeof VIEW_COORD_SYS_TRANS_ROAM | typeof VIEW_COORD_SYS_TRANS_OVERALL,
    viewCoordSys: View,
    // If NullUndefined, no animation.
    // Typically, there should be no animation in the first render and in `__updateOnOwnRoam`.
    animatableModel: Model<AnimationOptionMixin> | NullUndefined
)

 *    But in this case, `dataToPoint` can only reach the space of `syncBackEl` itself.
 */
export function applyViewCoordSysTransToElement(
    syncBackEl: Element | NullUndefined,
    syncBackType: typeof VIEW_COORD_SYS_TRANS_ROAM | typeof VIEW_COORD_SYS_TRANS_OVERALL,
    viewCoordSys: View,
    // If NullUndefined, no animation.
    // Typically, there should be no animation in the first render and in `__updateOnOwnRoam`.
    animatableModel: Model<AnimationOptionMixin> | NullUndefined
): void {
    const viewInner = inner(viewCoordSys);
    viewInner.syncBackEl = syncBackEl;
    viewInner.syncBackType = syncBackType;

    if (!animatableModel) {
        viewCoordSysCopyTrans(syncBackEl, viewCoordSys, syncBackType);
        syncBackEl.dirty();
    }
    else {
        updateProps(
            syncBackEl,
            viewCoordSysCopyTrans(null, viewCoordSys, syncBackType),
            animatableModel
        );
    }
}

/**
 * FIXME: [FIXME_VIEW_COORD_SYS_SYNC_BACK]