Live2DNullBackend.h

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#pragma once
 
#include "avatar/AvatarInstance.h"
 
#include <string>
#include <unordered_map>
 
namespace eve::avatar {
 
class NullLive2DBackend : public ILive2DBackend {
public:
    std::string getName() const override { return "null"; }
    bool        isRuntimeAvailable() const override { return false; }
 
    bool loadModel(const std::string &path) override {
        path_ = path;
        return !path.empty();
    }
 
    void update(float /*dt*/) override {}
 
    void setParameter(const std::string &name, float value) override {
        if (!name.empty()) params_[name] = value;
    }
 
    float getParameter(const std::string &name) const override {
        auto it = params_.find(name);
        return it == params_.end() ? 0.f : it->second;
    }
 
    bool setExpression(const std::string &name) override {
        expression_ = name;
        return !name.empty();
    }
 
    bool setMotion(const std::string &name) override {
        motion_ = name;
        return !name.empty();
    }
 
    std::string modelPath() const { return path_; }
    std::string expression() const { return expression_; }
    std::string motion() const { return motion_; }
 
private:
    std::string path_;
    std::string expression_;
    std::string motion_;
    std::unordered_map<std::string, float> params_;
};
 
inline ILive2DBackend *createNullLive2DBackend() { return new NullLive2DBackend(); }
 
}  // namespace eve::avatar