blob: 5c7f1bc6af1eef5db68f998cc57ac2ca91c99fe5 [file] [log] [blame]
#include <string>
#include <stddef.h>
#include "rive/animation/linear_animation_instance.hpp"
namespace rive {
class StateMachine;
class LayerState;
class SMIInput;
class Artboard;
class SMIBool;
class SMINumber;
class SMITrigger;
class StateMachineLayerInstance;
class StateMachineInstance {
friend class SMIInput;
const StateMachine* m_Machine;
ArtboardInstance* m_ArtboardInstance;
bool m_NeedsAdvance = false;
size_t m_InputCount;
SMIInput** m_InputInstances;
size_t m_LayerCount;
StateMachineLayerInstance* m_Layers;
void markNeedsAdvance();
StateMachineInstance(const StateMachine* machine, ArtboardInstance*);
// Advance the state machine by the specified time. Returns true if the
// state machine will continue to animate after this advance.
bool advance(float seconds);
// Returns true when the StateMachineInstance has more data to process.
bool needsAdvance() const;
// Returns a pointer to the instance's stateMachine
const StateMachine* stateMachine() const { return m_Machine; }
size_t inputCount() const { return m_InputCount; }
SMIInput* input(size_t index) const;
SMIBool* getBool(std::string name) const;
SMINumber* getNumber(std::string name) const;
SMITrigger* getTrigger(std::string name) const;
const size_t currentAnimationCount() const;
const LinearAnimationInstance* currentAnimationByIndex(size_t index) const;
// The number of state changes that occurred across all layers on the
// previous advance.
size_t stateChangedCount() const;
// Returns the state name for states that changed in layers on the
// previously called advance. If the index of out of range, it returns
// the empty string.
const LayerState* stateChangedByIndex(size_t index) const;
} // namespace rive