Gizmo.h

Go to the documentation of this file.

 
#pragma once
#include <graphics/components/Shader.h>
#include <graphics/core/Camera.h>
#include "IHandle.h"
 
#include "../core/IPickable.h"
 
class SceneManager;
class SceneObject;
class Scene;
 
enum class GizmoType {
    TRANSLATE,
    ROTATE,
    SCALE
};
 
class Gizmo : public ICustomDrawable, public IPickable{
public:
    Gizmo(GizmoType type, SceneManager* sceneManager, SceneObject* target);
 
    ~Gizmo();
 
    // ==================== ICustomDrawable ====================
    void draw() const override;
 
    uint32_t getObjectID() const override;
 
    Mesh* getMesh() const override { return handleMesh; }
 
    Shader* getShader() const override;
 
    // ==================== IPickable ====================
    std::optional<float> intersectsRay(const Math::Ray& ray) const override;
 
    void handleClick(const Math::Ray& ray, float distance) override;
 
    void setHovered(bool hovered) override;
 
    bool getHovered() const override;
 
    // ==================== Gizmo-Specific API ====================
    void handleRelease();
 
    void handleDrag(const Math::Ray& ray);
 
    SceneObject* getTarget() const { return target; }
 
    IHandle* getActiveHandle() const { return activeHandle; }
 
    bool getIsDragging() const { return isDragging; }
 
private:
    Scene* ownerScene; 
    SceneObject* target; 
    std::vector<std::unique_ptr<IHandle>> handles; 
 
    mutable IHandle* hoveredHandle = nullptr; 
    IHandle* activeHandle = nullptr; 
 
    Shader* shader; 
    Mesh* handleMesh = nullptr; 
 
    uint32_t objectID; 
    bool isDragging = false; 
    bool isHovered = false; 
};