#include struct InstanceData { Napi::FunctionReference ImageBackendCtor; Napi::FunctionReference PdfBackendCtor; Napi::FunctionReference SvgBackendCtor; Napi::FunctionReference CanvasCtor; Napi::FunctionReference CanvasGradientCtor; Napi::FunctionReference DOMMatrixCtor; Napi::FunctionReference ImageCtor; Napi::FunctionReference parseFont; Napi::FunctionReference Context2dCtor; Napi::FunctionReference ImageDataCtor; Napi::FunctionReference CanvasPatternCtor; };