Files
watrbx-game-engine/App/tool/LuaDragger.h
T
2025-10-28 14:05:46 -04:00

74 lines
2.0 KiB
C++

/* Copyright 2003-2005 ROBLOX Corporation, All Rights Reserved */
#pragma once
#include "V8Tree/Instance.h"
namespace RBX {
class Joint;
class PartInstance;
class ContactManager;
class RunDragger;
extern const char* const sLuaDragger;
class LuaDragger
: public DescribedCreatable<LuaDragger, Instance, sLuaDragger>
{
private:
typedef enum {NO_PARTS, MOUSE_DOWN, DRAGGING, MOUSE_UP_DRAGGED, MOUSE_UP_NO_DRAG} DragPhase;
DragPhase dragPhase;
std::vector<shared_ptr<Joint> > jointsIMade;
weak_ptr<PartInstance> rootPart;
std::auto_ptr<RunDragger> runDragger; // only if we have one part
float hitPointHeight;
typedef std::vector<weak_ptr<PartInstance> > WeakParts;
WeakParts dragParts;
weak_ptr<PartInstance> mousePart;
Vector3 pointOnMousePart;
void tryStartDragging(const RbxRay& unitMouseRay);
void startDragging();
void doDrag(const RbxRay& unitMouseRay);
bool getSnapHitPoint(PartInstance* part, const RbxRay& unitMouseRay, Vector3& hitPoint);
ContactManager& getContactManager(PartInstance* partInstance);
const float breakFreeDistance() {return 1.5f;} // distance in studs at the mouse down point before movement
void addPart(shared_ptr<const Instance> part);
/*override*/ bool askSetParent(const Instance* instance) const { return false; }
public:
LuaDragger();
~LuaDragger();
void mouseDownPublic(shared_ptr<Instance> _mousePart,
Vector3 _pointOnMousePart,
shared_ptr<const Instances> _dragParts);
void mouseDown( shared_ptr<PartInstance> _mousePart,
const Vector3& _pointOnMousePart,
const std::vector<weak_ptr<PartInstance> > _dragParts);
void mouseMove(RbxRay mouseRay); // inefficient, but easier to have just one version
void mouseUp();
const WeakParts& getParts() {return dragParts;}
void rotateOnSnapFace(Vector3::Axis, const Matrix3& rotMatrix);
void axisRotate(Vector3::Axis axis);
bool isDragging() const {return dragPhase == DRAGGING;}
bool didDrag() const {return dragPhase == MOUSE_UP_DRAGGED;}
void alignPartToGrid( void );
};
} // namespace RBX