1 // SPDX-License-Identifier: GPL-2.0-or-later
2 #ifndef SP_FESPOTLIGHT_H_SEEN
3 #define SP_FESPOTLIGHT_H_SEEN
4 
5 /** \file
6  * SVG <filter> implementation, see sp-filter.cpp.
7  */
8 /*
9  * Authors:
10  *   Hugo Rodrigues <haa.rodrigues@gmail.com>
11  *   Niko Kiirala <niko@kiirala.com>
12  *   Jean-Rene Reinhard <jr@komite.net>
13  *
14  * Copyright (C) 2006,2007 Authors
15  *
16  * Released under GNU GPL v2+, read the file 'COPYING' for more information.
17  */
18 
19 #include "object/sp-object.h"
20 
21 #define SP_FESPOTLIGHT(obj) (dynamic_cast<SPFeSpotLight*>((SPObject*)obj))
22 #define SP_IS_FESPOTLIGHT(obj) (dynamic_cast<const SPFeSpotLight*>((SPObject*)obj) != NULL)
23 
24 class SPFeSpotLight : public SPObject {
25 public:
26 	SPFeSpotLight();
27 	~SPFeSpotLight() override;
28 
29     /** x coordinate of the light source */
30     float x;
31     unsigned int x_set : 1;
32     /** y coordinate of the light source */
33     float y;
34     unsigned int y_set : 1;
35     /** z coordinate of the light source */
36     float z;
37     unsigned int z_set : 1;
38     /** x coordinate of the point the source is pointing at */
39     float pointsAtX;
40     unsigned int pointsAtX_set : 1;
41     /** y coordinate of the point the source is pointing at */
42     float pointsAtY;
43     unsigned int pointsAtY_set : 1;
44     /** z coordinate of the point the source is pointing at */
45     float pointsAtZ;
46     unsigned int pointsAtZ_set : 1;
47     /** specular exponent (focus of the light) */
48     float specularExponent;
49     unsigned int specularExponent_set : 1;
50     /** limiting cone angle */
51     float limitingConeAngle;
52     unsigned int limitingConeAngle_set : 1;
53     //other fields
54 
55 protected:
56 	void build(SPDocument* doc, Inkscape::XML::Node* repr) override;
57 	void release() override;
58 
59 	void set(SPAttr key, char const* value) override;
60 
61 	void update(SPCtx* ctx, unsigned int flags) override;
62 
63 	Inkscape::XML::Node* write(Inkscape::XML::Document* doc, Inkscape::XML::Node* repr, unsigned int flags) override;
64 };
65 
66 #endif /* !SP_FESPOTLIGHT_H_SEEN */
67 
68 /*
69   Local Variables:
70   mode:c++
71   c-file-style:"stroustrup"
72   c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
73   indent-tabs-mode:nil
74   fill-column:99
75   End:
76 */
77 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :
78