PrusaSlicer-NonPlainar/xs/src/slic3r/GUI/GLGizmo.hpp
2018-06-18 15:07:17 +02:00

146 lines
3.2 KiB
C++

#ifndef slic3r_GLGizmo_hpp_
#define slic3r_GLGizmo_hpp_
#include "../../slic3r/GUI/GLTexture.hpp"
#include "../../libslic3r/Point.hpp"
#include <vector>
namespace Slic3r {
class BoundingBoxf3;
class Pointf3;
namespace GUI {
class GLGizmoBase
{
protected:
static const float BaseColor[3];
static const float HighlightColor[3];
struct Grabber
{
static const float HalfSize;
static const float HoverOffset;
Pointf center;
float angle_z;
float color[3];
Grabber();
void render(bool hover) const;
};
public:
enum EState
{
Off,
Hover,
On,
Num_States
};
protected:
EState m_state;
// textures are assumed to be square and all with the same size in pixels, no internal check is done
GLTexture m_textures[Num_States];
int m_hover_id;
mutable std::vector<Grabber> m_grabbers;
public:
GLGizmoBase();
virtual ~GLGizmoBase();
bool init();
EState get_state() const;
void set_state(EState state);
unsigned int get_textures_id() const;
int get_textures_size() const;
int get_hover_id() const;
void set_hover_id(int id);
void start_dragging();
void update(const Pointf& mouse_pos);
void render(const BoundingBoxf3& box) const;
void render_for_picking(const BoundingBoxf3& box) const;
protected:
virtual bool on_init() = 0;
virtual void on_start_dragging();
virtual void on_update(const Pointf& mouse_pos) = 0;
virtual void on_render(const BoundingBoxf3& box) const = 0;
virtual void on_render_for_picking(const BoundingBoxf3& box) const = 0;
void render_grabbers() const;
};
class GLGizmoRotate : public GLGizmoBase
{
static const float Offset;
static const unsigned int CircleResolution;
static const unsigned int AngleResolution;
static const unsigned int ScaleStepsCount;
static const float ScaleStepRad;
static const unsigned int ScaleLongEvery;
static const float ScaleLongTooth;
static const float ScaleShortTooth;
static const unsigned int SnapRegionsCount;
static const float GrabberOffset;
float m_angle_z;
mutable Pointf m_center;
mutable float m_radius;
public:
GLGizmoRotate();
protected:
virtual bool on_init();
virtual void on_update(const Pointf& mouse_pos);
virtual void on_render(const BoundingBoxf3& box) const;
virtual void on_render_for_picking(const BoundingBoxf3& box) const;
private:
void _render_circle() const;
void _render_scale() const;
void _render_snap_radii() const;
void _render_reference_radius() const;
void _render_angle_z() const;
void _render_grabber() const;
};
class GLGizmoScale : public GLGizmoBase
{
static const float Offset;
float m_scale;
Pointf m_starting_drag_position;
float m_starting_scale;
public:
GLGizmoScale();
float get_scale() const;
void set_scale(float scale);
protected:
virtual bool on_init();
virtual void on_start_dragging();
virtual void on_update(const Pointf& mouse_pos);
virtual void on_render(const BoundingBoxf3& box) const;
virtual void on_render_for_picking(const BoundingBoxf3& box) const;
};
} // namespace GUI
} // namespace Slic3r
#endif // slic3r_GLGizmo_hpp_