Fixes #15 and preps for publish.

CHANGELOG.md

@@ -1,3 +1,11 @@
+## [0.6.2] - 2020-10-02 15:45:10
+
+- Exposed major and minor runtime version (issue #15) via riveVersion.
+- Exposed major and minor version of loaded files via RiveFile().version.
+- SimpleAnimation exposes the underlying LinearAnimationInstance.
+- Export Loop enum such that it is available to users of the package.
+- Fixed start point of LinearAnimationInstance when using a work area (custom start/end).
+
 ## [0.6.1] - 2020-09-30 12:21:32
 
 - Bumping all runtimes to 0.6.1 to match (no functional changes in the Flutter one).

README.md

@@ -10,7 +10,7 @@
 
 ```yaml
 dependencies:
-  rive: ^0.6.1
+  rive: ^0.6.2
 ```
 
 ## Example

example/lib/main.dart

@@ -47,6 +47,7 @@ class _MyHomePageState extends State<MyHomePage> {
     rootBundle.load('assets/off_road_car.riv').then(
       (data) async {
         var file = RiveFile();
+
         // Load the RiveFile from the binary data.
         var success = file.import(data);
         if (success) {

example/pubspec.lock

@@ -94,7 +94,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "0.6.1"
+    version: "0.6.2"
   sky_engine:
     dependency: transitive
     description: flutter

lib/rive.dart

@@ -15,3 +15,5 @@ export 'package:rive/src/rive_core/shapes/paint/stroke.dart';
 export 'package:rive/src/rive_core/shapes/paint/solid_color.dart';
 export 'package:rive/src/rive_core/shapes/paint/linear_gradient.dart';
 export 'package:rive/src/rive_core/shapes/paint/radial_gradient.dart';
+export 'package:rive/src/rive_core/runtime/runtime_header.dart'
+    show riveVersion;

lib/src/rive_core/animation/linear_animation_instance.dart

@@ -5,12 +5,10 @@ class LinearAnimationInstance {
   final LinearAnimation animation;
   double _time = 0;
   int direction = 1;
-
   LinearAnimationInstance(this.animation)
       : _time =
             (animation.enableWorkArea ? animation.workStart : 0).toDouble() /
                 animation.fps;
-
   double get time => _time;
   set time(double value) {
     if (_time == value) {

lib/src/rive_core/runtime/runtime_header.dart

@@ -4,16 +4,24 @@ import 'package:rive/src/rive_core/runtime/exceptions/rive_unsupported_version_e
 import 'package:rive/src/utilities/binary_buffer/binary_reader.dart';
 import 'exceptions/rive_format_error_exception.dart';
 
+class RuntimeVersion {
+  final int major;
+  final int minor;
+  const RuntimeVersion(this.major, this.minor);
+}
+
+const riveVersion = RuntimeVersion(6, 2);
+
 class RuntimeHeader {
-  static const int majorVersion = 6;
-  static const int minorVersion = 0;
   static const String fingerprint = 'RIVE';
+  final RuntimeVersion version;
   final int ownerId;
   final int fileId;
   final HashMap<int, int> propertyToFieldIndex;
   RuntimeHeader(
       {@required this.ownerId,
       @required this.fileId,
+      @required this.version,
       this.propertyToFieldIndex});
   factory RuntimeHeader.read(BinaryReader reader) {
     var fingerprint = RuntimeHeader.fingerprint.codeUnits;
@@ -24,9 +32,9 @@ class RuntimeHeader {
     }
     int readMajorVersion = reader.readVarUint();
     int readMinorVersion = reader.readVarUint();
-    if (readMajorVersion > majorVersion) {
-      throw RiveUnsupportedVersionException(
-          majorVersion, minorVersion, readMajorVersion, readMinorVersion);
+    if (readMajorVersion > riveVersion.major) {
+      throw RiveUnsupportedVersionException(riveVersion.major,
+          riveVersion.minor, readMajorVersion, readMinorVersion);
     }
     int ownerId = reader.readVarUint();
     int fileId = reader.readVarUint();
@@ -49,6 +57,9 @@ class RuntimeHeader {
       currentBit += 2;
     }
     return RuntimeHeader(
-        ownerId: ownerId, fileId: fileId, propertyToFieldIndex: propertyFields);
+        ownerId: ownerId,
+        fileId: fileId,
+        version: RuntimeVersion(readMajorVersion, readMinorVersion),
+        propertyToFieldIndex: propertyFields);
   }
 }

lib/src/rive_core/shapes/points_path.dart

@@ -16,7 +16,8 @@ class PointsPath extends PointsPathBase with Skinnable {
   @override
   Mat2D get pathTransform => skin != null ? Mat2D() : worldTransform;
   @override
-  Mat2D get inversePathTransform => inverseWorldTransform;
+  Mat2D get inversePathTransform =>
+      skin != null ? Mat2D() : inverseWorldTransform;
   @override
   List<PathVertex> get vertices => _vertices;
   @override

pubspec.yaml

@@ -1,6 +1,6 @@
 name: rive
-description: Rive 2 Flutter Runtime
-version: 0.6.1
+description: Rive 2 Flutter Runtime. This package provides runtime functionality for playing back and interacting with animations built with the Rive editor available at https://rive.app.
+version: 0.6.2
 repository: https://github.com/rive-app/rive-flutter
 homepage: https://rive.app