#pragma once

class idMD5Anim;

typedef struct {
	jointHandle_t			num;
	jointHandle_t			parentNum;
	int						channel;
} jointInfo_t;

class idMD5AnimInterface {
public:
	virtual const char* Name() const = 0;
};

class idAnimInterface {
public:
	virtual int NumAnims() const = 0;
	virtual const idMD5Anim* MD5Anim(int index) const = 0;
	virtual const char* Name() const = 0;
};

/*
===============
idDeclModelDefInterface

Engine/editor-facing interface for modelDef decls.

This lets Radiant / editor code depend on the modelDef API without needing the
full concrete idDeclModelDef type in scope.
===============
*/
class idDeclModelDefInterface : public idDecl {
public:
	virtual							~idDeclModelDefInterface() {}

	// idDecl interface
	virtual size_t					Size(void) const = 0;
	virtual const char* DefaultDefinition(void) const = 0;
	virtual bool					Parse(const char* text, const int textLength) = 0;
	virtual void					FreeData(void) = 0;

	// modelDef interface
	virtual void					Touch(void) const = 0;

	virtual const idDeclSkin* GetDefaultSkin(void) const = 0;
	virtual const idJointQuat* GetDefaultPose(void) const = 0;
	virtual void					SetupJoints(int* numJoints, idJointMat** jointList, idBounds& frameBounds, bool removeOriginOffset) const = 0;
	virtual idRenderModel* ModelHandle(void) const = 0;
	virtual void					GetJointList(const char* jointnames, idList<jointHandle_t>& jointList) const = 0;
	virtual const jointInfo_t* FindJoint(const char* name) const = 0;

	virtual int						NumAnims(void) const = 0;
	virtual const idAnimInterface* GetAnim(int index) const = 0;
	virtual int						GetSpecificAnim(const char* name) const = 0;
	virtual int						GetAnim(const char* name) const = 0;
	virtual bool					HasAnim(const char* name) const = 0;

	virtual const idDeclSkin* GetSkin(void) const = 0;
	virtual const char* GetModelName(void) const = 0;

	virtual const idList<jointInfo_t>& Joints(void) const = 0;
	virtual const int* JointParents(void) const = 0;
	virtual int						NumJoints(void) const = 0;
	virtual const jointInfo_t* GetJoint(int jointHandle) const = 0;
	virtual const char* GetJointName(int jointHandle) const = 0;

	virtual int						NumJointsOnChannel(int channel) const = 0;
	virtual const int* GetChannelJoints(int channel) const = 0;

	virtual const idVec3& GetVisualOffset(void) const = 0;
};