1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
|
// 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(SPAttributeEnum 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 box3d_position_set (SPBox3D *box);
Proj::Pt3 box3d_get_proj_corner (SPBox3D const *box, unsigned int id);
Geom::Point box3d_get_corner_screen (SPBox3D const *box, unsigned int id, bool item_coords = true);
Proj::Pt3 box3d_get_proj_center (SPBox3D *box);
Geom::Point box3d_get_center_screen (SPBox3D *box);
void box3d_set_corner (SPBox3D *box, unsigned int id, Geom::Point const &new_pos, Box3D::Axis movement, bool constrained);
void box3d_set_center (SPBox3D *box, Geom::Point const &new_pos, Geom::Point const &old_pos, Box3D::Axis movement, bool constrained);
void box3d_corners_for_PLs (const SPBox3D * box, Proj::Axis axis, Geom::Point &corner1, Geom::Point &corner2, Geom::Point &corner3, Geom::Point &corner4);
bool box3d_recompute_z_orders (SPBox3D *box);
void box3d_set_z_orders (SPBox3D *box);
int box3d_pt_lies_in_PL_sector (SPBox3D const *box, Geom::Point const &pt, int id1, int id2, Box3D::Axis axis);
int box3d_VP_lies_in_PL_sector (SPBox3D const *box, Proj::Axis vpdir, int id1, int id2, Box3D::Axis axis);
void box3d_relabel_corners(SPBox3D *box);
void box3d_check_for_swapped_coords(SPBox3D *box);
std::list<SPBox3D *> box3d_extract_boxes(SPObject *obj);
Persp3D *box3d_get_perspective(SPBox3D const *box);
void box3d_switch_perspectives(SPBox3D *box, Persp3D *old_persp, Persp3D *new_persp, bool recompute_corners = false);
SPGroup *box3d_convert_to_group(SPBox3D *box);
#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 :
|
