diff options
Diffstat (limited to 'src/object/box3d.h')
| -rw-r--r-- | src/object/box3d.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/src/object/box3d.h b/src/object/box3d.h new file mode 100644 index 0000000..9476f8e --- /dev/null +++ b/src/object/box3d.h @@ -0,0 +1,104 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +#ifndef SEEN_SP_BOX3D_H +#define SEEN_SP_BOX3D_H + +/* + * SVG <box3d> implementation + * + * Authors: + * Lauris Kaplinski <lauris@kaplinski.com> + * Maximilian Albert <Anhalter42@gmx.de> + * Abhishek Sharma + * Jon A. Cruz <jon@joncruz.org. + * + * Copyright (C) 2007 Authors + * Copyright (C) 1999-2002 Lauris Kaplinski + * Copyright (C) 2000-2001 Ximian, Inc. + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#include "sp-item-group.h" +#include "proj_pt.h" +#include "axis-manip.h" + +#define SP_TYPE_BOX3D (box3d_get_type ()) + +class Persp3D; +class Persp3DReference; + +class SPBox3D : public SPGroup { +public: + SPBox3D(); + ~SPBox3D() override; + + int z_orders[6]; // z_orders[i] holds the ID of the face at position #i in the group (from top to bottom) + + char *persp_href; + Persp3DReference *persp_ref; + + Proj::Pt3 orig_corner0; + Proj::Pt3 orig_corner7; + + Proj::Pt3 save_corner0; + Proj::Pt3 save_corner7; + + Box3D::Axis swapped; // to indicate which coordinates are swapped during dragging + + int my_counter; // for debugging only + + /** + * Create a SPBox3D and append it to the parent. + */ + static SPBox3D * createBox3D(SPItem * parent); + + void build(SPDocument *document, Inkscape::XML::Node *repr) override; + void release() override; + void set(SPAttr key, char const* value) override; + void update(SPCtx *ctx, unsigned int flags) override; + Inkscape::XML::Node* write(Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, unsigned int flags) override; + + virtual const char* display_name(); + Geom::Affine set_transform(Geom::Affine const &transform) override; + void convert_to_guides() const override; + const char* displayName() const override; + char *description() const override; + + void position_set (); + Geom::Point get_corner_screen (unsigned int id, bool item_coords = true) const; + Proj::Pt3 get_proj_center (); + Geom::Point get_center_screen (); + + void set_corner (unsigned int id, Geom::Point const &new_pos, Box3D::Axis movement, bool constrained); + void set_center (Geom::Point const &new_pos, Geom::Point const &old_pos, Box3D::Axis movement, bool constrained); + void corners_for_PLs (Proj::Axis axis, Geom::Point &corner1, Geom::Point &corner2, Geom::Point &corner3, Geom::Point &corner4) const; + bool recompute_z_orders (); + void set_z_orders (); + + int pt_lies_in_PL_sector (Geom::Point const &pt, int id1, int id2, Box3D::Axis axis) const; + int VP_lies_in_PL_sector (Proj::Axis vpdir, int id1, int id2, Box3D::Axis axis) const; + + void relabel_corners(); + void check_for_swapped_coords(); + + static std::list<SPBox3D *> extract_boxes(SPObject *obj); + + Persp3D *get_perspective() const; + void switch_perspectives(Persp3D *old_persp, Persp3D *new_persp, bool recompute_corners = false); + + SPGroup *convert_to_group(); +}; + + +#endif // SEEN_SP_BOX3D_H + +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 : |