相关的Issue

原因（目的、解决的问题等）
更新图形系统中UICanva画布API功能
RM008 对标H5，支持实现如下属性及接口
RM009 线条样式属性及矩形方法
RM011 在画布上绘制文本（无填充）以及向画布上绘制图像
RM012 支持alpha和合成模式属性
RM013 渐变填充方法的实现

描述（做了什么，变更了什么）
更新图形系统中UICanva画布API功能
RM008 对标H5，支持实现如下属性及接口
RM009 线条样式属性及矩形方法
RM011 在画布上绘制文本（无填充）以及向画布上绘制图像
RM012 支持alpha和合成模式属性
RM013 渐变填充方法的实现

测试用例（新增、改动、可能影响的功能）
foundation/graphic/ui/test/unittest/components/ui_canvas_unit_test.cpp
Signed-off-by: Nxucheng57 <xucheng57@huawei.com>

Merge pull request !593 from 郝烁/master

IssueNo: https://gitee.com/openharmony/graphic_ui/issues/I4T1RL
Feature or Bugfix: Feature
Binary Source:No
Signed-off-by: Nlancer <haoshuo@huawei.com>

Merge pull request !588 from 郝烁/master

IssueNo: https://gitee.com/openharmony/graphic_ui/issues/I4NCSF
Feature or Bugfix: Bugfix
Binary Source:No
Signed-off-by: Nlancer <haoshuo@huawei.com>

Merge pull request !584 from niulihua/master

Merge pull request !585 from SimonLi/master

Signed-off-by: Nlikailong <likailong@huawei.com>

Signed-off-by: Nniulihua <niulihua3@huawei.com>
Change-Id: Idcd99b4e2c46050212941778bf0a45a53c02d076

Merge pull request !582 from 郝烁/master

IssueNo: https://gitee.com/openharmony/ace_engine_lite/issues/I4NJTS
Feature or Bugfix: Feature
Binary Source:No
Signed-off-by: Nlancer <haoshuo@huawei.com>

Merge pull request !581 from 郝烁/master

IssueNo: https://gitee.com/openharmony/graphic_ui/issues/I4QHPS
Feature or Bugfix: Bugfix
Binary Source:No
Signed-off-by: Nlancer <haoshuo@huawei.com>

Merge pull request !578 from 郝烁/master

Sig:graphic
Feature or Bugfix:Bugfix
Binary Source:No
Signed-off-by: Nlancer <haoshuo@huawei.com>

IssueNo: https://gitee.com/openharmony/ace_ace_engine/issues/I4PB5F
Feature or Bugfix: Bugfix
Binary Source:No
Signed-off-by: Nlancer <haoshuo@huawei.com>

Merge pull request !579 from 郝烁/unittest

IssueNo: https://gitee.com/openharmony/graphic_ui/issues/I4LTZG
Feature or Bugfix: Bugfix
Binary Source:No
Signed-off-by: Nlancer <haoshuo@huawei.com>

Sig:graphic
Feature or Bugfix:Bugfix
Binary Source:No
Signed-off-by: Nlancer <haoshuo@huawei.com>

Sig:graphic
Feature or Bugfix:Bugfix
Binary Source:No
Signed-off-by: Nlancer <haoshuo@huawei.com>

Sig:graphic
Feature or Bugfix:Feature
Binary Source:No
Signed-off-by: Nlancer <haoshuo@huawei.com>

Merge pull request !574 from pssea/master

IssueNo: https://gitee.com/openharmony/graphic_ui/issues/I4OME9
Feature or Bugfix: Feature
Binary Source:No
Signed-off-by: Nlizhiqi <lizhiqi1@huawei.com>

Merge pull request !571 from pssea/master

Merge pull request !571 from pssea/master

Merge pull request !571 from pssea/master

IssueNo: https://gitee.com/openharmony/graphic_ui/issues/I4NPYK
Feature or Bugfix: Feature
Binary Source:No
Signed-off-by: Nlizhiqi <lizhiqi1@huawei.com>

Merge pull request !569 from 郝烁/cherry-pick-1640072106

Description:harfbuzz版本降低到2.7.2
Sig:harfbuzz
Feature or Bugfix:Feature
Binary Source:No
Signed-off-by: Nlancer <haoshuo@huawei.com>

Merge pull request !567 from pssea/master

error issue
IssueNo: https://gitee.com/openharmony/graphic_ui/issues/I4N4KN
Feature or Bugfix: Feature
Binary Source:No
Signed-off-by: Nlizhiqi <lizhiqi1@huawei.com>

Merge pull request !562 from benb365/master

Signed-off-by: Nbenb365 <liuyongchang@seu.edu.cn>

Merge pull request !561 from pssea/master

IssueNo: https://gitee.com/openharmony/graphic_ui/issues/I4KU7D
Feature or Bugfix: Feature
Binary Source:No
Signed-off-by: Nlizhiqi <lizhiqi1@huawei.com>

Change-Id: I8a81326beb57ba8eb169a9c8861ca2af9b35834b

Merge pull request !556 from 郝烁/master

Merge pull request !555 from benb365/master

Signed-off-by: Nbenb365 <liuyongchang@seu.edu.cn>

Sig:graphic
Feature or Bugfix:Bugfix
Binary Source:No
Signed-off-by: Nlancer <haoshuo@huawei.com>

Merge pull request !554 from SimonLi/master