add cpp bindings for layerstates

Author: mjtalbot

cpp/src/bindings/bindings_layer_state.cpp

@@ -0,0 +1,69 @@
+#include "jni_refs.hpp"
+#include "helpers/general.hpp"
+
+// From rive-cpp
+#include "animation/layer_state.hpp"
+#include "animation/exit_state.hpp"
+#include "animation/entry_state.hpp"
+#include "animation/any_state.hpp"
+#include "animation/animation_state.hpp"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+    // ANIMATION
+    JNIEXPORT jboolean JNICALL Java_app_rive_runtime_kotlin_core_LayerState_cppIsExitState(
+        JNIEnv *env,
+        jobject thisObj,
+        jlong ref)
+    {
+
+        rive::LayerState *layerState = (rive::LayerState *)ref;
+        return layerState->is<rive::ExitState>();
+    }
+
+    JNIEXPORT jboolean JNICALL Java_app_rive_runtime_kotlin_core_LayerState_cppIsAnyState(
+        JNIEnv *env,
+        jobject thisObj,
+        jlong ref)
+    {
+
+        rive::LayerState *layerState = (rive::LayerState *)ref;
+        return layerState->is<rive::AnyState>();
+    }
+
+    JNIEXPORT jboolean JNICALL Java_app_rive_runtime_kotlin_core_LayerState_cppIsEntryState(
+        JNIEnv *env,
+        jobject thisObj,
+        jlong ref)
+    {
+
+        rive::LayerState *layerState = (rive::LayerState *)ref;
+        return layerState->is<rive::EntryState>();
+    }
+
+    JNIEXPORT jboolean JNICALL Java_app_rive_runtime_kotlin_core_LayerState_cppIsAnimationState(
+        JNIEnv *env,
+        jobject thisObj,
+        jlong ref)
+    {
+
+        rive::LayerState *layerState = (rive::LayerState *)ref;
+        return layerState->is<rive::AnimationState>();
+    }
+
+    JNIEXPORT jlong JNICALL Java_app_rive_runtime_kotlin_core_AnimationState_cppAnimation(
+        JNIEnv *env,
+        jobject thisObj,
+        jlong ref)
+    {
+
+        rive::AnimationState *animationState = (rive::AnimationState *)ref;
+        return (long)animationState->animation();
+    }
+
+#ifdef __cplusplus
+}
+#endif

cpp/src/bindings/bindings_linear_animation_instance.cpp

@@ -24,7 +24,7 @@ extern "C"
         rive::LinearAnimation *animation = (rive::LinearAnimation *)animationRef;
 
         // TODO: delete this object?
-        auto animationInstance = new rive::LinearAnimationInstance(animation);
+        rive::LinearAnimationInstance *animationInstance = new rive::LinearAnimationInstance(animation);
 
         return (jlong)animationInstance;
     }
@@ -44,7 +44,7 @@ extern "C"
 
         if (didLoop)
         {
-            auto loopType = animationInstance->animation()->loop();
+            rive::Loop loopType = animationInstance->animation()->loop();
             switch (loopType)
             {
             case rive::Loop::oneShot:

cpp/src/bindings/bindings_state_machine_instance.cpp

@@ -22,7 +22,7 @@ extern "C"
         rive::StateMachine *animation = (rive::StateMachine *)stateMachineRef;
 
         // TODO: delete this object?
-        auto stateMachineInstance = new rive::StateMachineInstance(animation);
+        rive::StateMachineInstance *stateMachineInstance = new rive::StateMachineInstance(animation);
 
         return (jlong)stateMachineInstance;
     }
@@ -37,6 +37,25 @@ extern "C"
         return stateMachineInstance->advance(elapsedTime);
     }
 
+    JNIEXPORT jint JNICALL Java_app_rive_runtime_kotlin_core_StateMachineInstance_cppStateChangedCount(
+        JNIEnv *env,
+        jobject thisObj,
+        jlong ref)
+    {
+        rive::StateMachineInstance *stateMachineInstance = (rive::StateMachineInstance *)ref;
+        return stateMachineInstance->stateChangedCount();
+    }
+
+    JNIEXPORT jlong JNICALL Java_app_rive_runtime_kotlin_core_StateMachineInstance_cppStateChangedByIndex(
+        JNIEnv *env,
+        jobject thisObj,
+        jlong ref,
+        jint index)
+    {
+        rive::StateMachineInstance *stateMachineInstance = (rive::StateMachineInstance *)ref;
+        return (jlong)stateMachineInstance->stateChangedByIndex(index);
+    }
+
     JNIEXPORT void JNICALL Java_app_rive_runtime_kotlin_core_StateMachineInstance_cppApply(
         JNIEnv *env,
         jobject thisObj,