* feat(Barrage): add theme vars type
* feat(FloatingPanel): add theme vars type
* feat(FloatingBubble): add theme vars type
* feat(Barrage): add theme vars type
* feat(FloatingPanel): add theme vars type
* feat(FloatingBubble): add theme vars type
* feat(RollingText): add theme vars type
* feat(Signature): add theme vars type
* feat(Watermark): add theme vars type