Dan Field 4fc5359abc Path metrics/getBounds/combinations again (flutter/engine#4957)
* add path measure

* fix typo

* getBound and addPathWithMatrix

* Add myself to Authors, add PathOps

* fix linting issues

* update licenses_flutter to add new files

* Use matrix4 instead of matrix3 for consistency/interop

* put pubspec back

* fix bug in getSegment

* fix typo

* Add return value for PathOp

* refactoring from review

* refactoring from review - still TBD on computeMetrics()

* add doc

* lint issue

* fix computeMetrics, add Path.from

* add missing wireup for clone

* change PathMetrics to iterable, fix bug with angle on Tangent

* prefer std::make_unique

* cleanup docs

* add path measure

* fix typo

* getBound and addPathWithMatrix

* Add myself to Authors, add PathOps

* fix linting issues

* update licenses_flutter to add new files

* Use matrix4 instead of matrix3 for consistency/interop

* put pubspec back

* fix bug in getSegment

* fix typo

* Add return value for PathOp

* refactoring from review

* refactoring from review - still TBD on computeMetrics()

* add doc

* lint issue

* fix computeMetrics, add Path.from

* add missing wireup for clone

* change PathMetrics to iterable, fix bug with angle on Tangent

* prefer std::make_unique

* cleanup docs

* fix iterator bug

* remove unnecessary clone for computeMetrics

* fix some doc issues

* fix PathMeasure iterator, extendWithPath, isClosed, and pubspec.lock

* get rid of orElse; use StateException

* StateError, not StateException

* doc improvements and nits

* add unit tests, fix bugs found during testing

* fix two uncommited doc changes

* one more

* change sign of tangent angle, update docs

* update unit tests for inverted angle

* update tangent to include vector

* Doc fixes

* Fix MSVC compilation and unit test
2018-04-25 15:35:01 -07:00
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