Separated gizmos into individual files

src/slic3r/GUI/Gizmos/GLGizmoBase.hpp

@@ -0,0 +1,196 @@
+#ifndef slic3r_GLGizmoBase_hpp_
+#define slic3r_GLGizmoBase_hpp_
+
+#include "libslic3r/Point.hpp"
+
+#include "slic3r/GUI/GLCanvas3D.hpp"
+#include "slic3r/GUI/I18N.hpp"
+
+
+class wxWindow;
+class GLUquadric;
+typedef class GLUquadric GLUquadricObj;
+
+
+namespace Slic3r {
+
+class BoundingBoxf3;
+class Linef3;
+class ModelObject;
+
+namespace GUI {
+
+static const float DEFAULT_BASE_COLOR[3] = { 0.625f, 0.625f, 0.625f };
+static const float DEFAULT_DRAG_COLOR[3] = { 1.0f, 1.0f, 1.0f };
+static const float DEFAULT_HIGHLIGHT_COLOR[3] = { 1.0f, 0.38f, 0.0f };
+static const float AXES_COLOR[3][3] = { { 1.0f, 0.0f, 0.0f }, { 0.0f, 1.0f, 0.0f }, { 0.0f, 0.0f, 1.0f } };
+
+
+
+#if ENABLE_IMGUI
+class ImGuiWrapper;
+#endif // ENABLE_IMGUI
+
+
+class GLGizmoBase
+{
+public:
+    // Starting value for ids to avoid clashing with ids used by GLVolumes
+    // (254 is choosen to leave some space for forward compatibility)
+    static const unsigned int BASE_ID = 255 * 255 * 254;
+
+protected:
+    struct Grabber
+    {
+        static const float SizeFactor;
+        static const float MinHalfSize;
+        static const float DraggingScaleFactor;
+
+        Vec3d center;
+        Vec3d angles;
+        float color[3];
+        bool enabled;
+        bool dragging;
+
+        Grabber();
+
+        void render(bool hover, float size) const;
+        void render_for_picking(float size) const { render(size, color, false); }
+
+        float get_half_size(float size) const;
+        float get_dragging_half_size(float size) const;
+
+    private:
+        void render(float size, const float* render_color, bool use_lighting) const;
+        void render_face(float half_size) const;
+    };
+
+public:
+    enum EState
+    {
+        Off,
+        Hover,
+        On,
+        Num_States
+    };
+
+    struct UpdateData
+    {
+        const Linef3 mouse_ray;
+        const Point* mouse_pos;
+        bool shift_down;
+
+        UpdateData(const Linef3& mouse_ray, const Point* mouse_pos = nullptr, bool shift_down = false)
+            : mouse_ray(mouse_ray), mouse_pos(mouse_pos), shift_down(shift_down)
+        {}
+    };
+
+protected:
+    GLCanvas3D& m_parent;
+
+    int m_group_id;
+    EState m_state;
+    int m_shortcut_key;
+#if ENABLE_SVG_ICONS
+    std::string m_icon_filename;
+#endif // ENABLE_SVG_ICONS
+    unsigned int m_sprite_id;
+    int m_hover_id;
+    bool m_dragging;
+    float m_base_color[3];
+    float m_drag_color[3];
+    float m_highlight_color[3];
+    mutable std::vector<Grabber> m_grabbers;
+#if ENABLE_IMGUI
+    ImGuiWrapper* m_imgui;
+#endif // ENABLE_IMGUI
+
+public:
+#if ENABLE_SVG_ICONS
+    GLGizmoBase(GLCanvas3D& parent, const std::string& icon_filename, unsigned int sprite_id);
+#else
+    GLGizmoBase(GLCanvas3D& parent, unsigned int sprite_id);
+#endif // ENABLE_SVG_ICONS
+    virtual ~GLGizmoBase() {}
+
+    bool init() { return on_init(); }
+
+    std::string get_name() const { return on_get_name(); }
+
+    int get_group_id() const { return m_group_id; }
+    void set_group_id(int id) { m_group_id = id; }
+
+    EState get_state() const { return m_state; }
+    void set_state(EState state) { m_state = state; on_set_state(); }
+
+    int get_shortcut_key() const { return m_shortcut_key; }
+    void set_shortcut_key(int key) { m_shortcut_key = key; }
+
+#if ENABLE_SVG_ICONS
+    const std::string& get_icon_filename() const { return m_icon_filename; }
+#endif // ENABLE_SVG_ICONS
+
+    bool is_activable(const GLCanvas3D::Selection& selection) const { return on_is_activable(selection); }
+    bool is_selectable() const { return on_is_selectable(); }
+
+    unsigned int get_sprite_id() const { return m_sprite_id; }
+
+    int get_hover_id() const { return m_hover_id; }
+    void set_hover_id(int id);
+    
+    void set_highlight_color(const float* color);
+
+    void enable_grabber(unsigned int id);
+    void disable_grabber(unsigned int id);
+
+    void start_dragging(const GLCanvas3D::Selection& selection);
+    void stop_dragging();
+    bool is_dragging() const { return m_dragging; }
+
+    void update(const UpdateData& data, const GLCanvas3D::Selection& selection);
+
+    void render(const GLCanvas3D::Selection& selection) const { on_render(selection); }
+    void render_for_picking(const GLCanvas3D::Selection& selection) const { on_render_for_picking(selection); }
+
+#if !ENABLE_IMGUI
+    virtual void create_external_gizmo_widgets(wxWindow *parent);
+#endif // not ENABLE_IMGUI
+
+#if ENABLE_IMGUI
+    void render_input_window(float x, float y, float bottom_limit, const GLCanvas3D::Selection& selection) { on_render_input_window(x, y, bottom_limit, selection); }
+#endif // ENABLE_IMGUI
+
+protected:
+    virtual bool on_init() = 0;
+    virtual std::string on_get_name() const = 0;
+    virtual void on_set_state() {}
+    virtual void on_set_hover_id() {}
+    virtual bool on_is_activable(const GLCanvas3D::Selection& selection) const { return true; }
+    virtual bool on_is_selectable() const { return true; }
+    virtual void on_enable_grabber(unsigned int id) {}
+    virtual void on_disable_grabber(unsigned int id) {}
+    virtual void on_start_dragging(const GLCanvas3D::Selection& selection) {}
+    virtual void on_stop_dragging() {}
+    virtual void on_update(const UpdateData& data, const GLCanvas3D::Selection& selection) = 0;
+    virtual void on_render(const GLCanvas3D::Selection& selection) const = 0;
+    virtual void on_render_for_picking(const GLCanvas3D::Selection& selection) const = 0;
+
+#if ENABLE_IMGUI
+    virtual void on_render_input_window(float x, float y, float bottom_limit, const GLCanvas3D::Selection& selection) {}
+#endif // ENABLE_IMGUI
+
+    // Returns the picking color for the given id, based on the BASE_ID constant
+    // No check is made for clashing with other picking color (i.e. GLVolumes)
+    std::array<float, 3> picking_color_component(unsigned int id) const;
+    void render_grabbers(const BoundingBoxf3& box) const;
+    void render_grabbers(float size) const;
+    void render_grabbers_for_picking(const BoundingBoxf3& box) const;
+
+    void set_tooltip(const std::string& tooltip) const;
+    std::string format(float value, unsigned int decimals) const;
+};
+
+} // namespace GUI
+} // namespace Slic3r
+
+#endif // slic3r_GLGizmoBase_hpp_