perf(plugin-watermark): optimize watermark redraw when switching pages

[pengzhanbo]

Before submitting the PR, please make sure you do the following

• Read the Contributing Guidelines.
• Provide a description in this PR that addresses what the PR is solving. If this PR is going to solve an existing issue, please reference the issue (e.g. close #123).

What is the purpose of this pull request?

• Bug fix
• New feature
• Other

Description

• Optimizing the display of watermarks when switching pages:

  • Transition from a page with a watermark to a page without a watermark.
  • Transition between two different watermark pages.

• Adding default watermark presets.

[coveralls]

Pull Request Test Coverage Report for Build 8989481347

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 50.304%

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Totals
Change from base Build 8981834307:	0.0%
Covered Lines:	698
Relevant Lines:	1255

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💛 - Coveralls

[Mister-Hope]

I try to fix the globalAlpha and other impack you introduce, you may have a deeper check before we merge it.

[pengzhanbo]

I try to fix the globalAlpha and other impack you introduce, you may have a deeper check before we merge it.

It's OK.