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