1 #ifndef __SP_TWEAK_CONTEXT_H__
2 #define __SP_TWEAK_CONTEXT_H__
4 /*
5 * tweaking paths without node editing
6 *
7 * Authors:
8 * bulia byak
9 *
10 * Copyright (C) 2007 authors
11 *
12 * Released under GNU GPL, read the file 'COPYING' for more information
13 */
15 #include "display/curve.h"
16 #include "event-context.h"
17 #include <display/display-forward.h>
18 #include <libnr/nr-point.h>
20 #define SP_TYPE_TWEAK_CONTEXT (sp_tweak_context_get_type())
21 #define SP_TWEAK_CONTEXT(o) (GTK_CHECK_CAST((o), SP_TYPE_TWEAK_CONTEXT, SPTweakContext))
22 #define SP_TWEAK_CONTEXT_CLASS(k) (GTK_CHECK_CLASS_CAST((k), SP_TYPE_TWEAK_CONTEXT, SPTweakContextClass))
23 #define SP_IS_TWEAK_CONTEXT(o) (GTK_CHECK_TYPE((o), SP_TYPE_TWEAK_CONTEXT))
24 #define SP_IS_TWEAK_CONTEXT_CLASS(k) (GTK_CHECK_CLASS_TYPE((k), SP_TYPE_TWEAK_CONTEXT))
26 class SPTweakContext;
27 class SPTweakContextClass;
29 #define SAMPLING_SIZE 8 /* fixme: ?? */
31 #define TC_MIN_PRESSURE 0.0
32 #define TC_MAX_PRESSURE 1.0
33 #define TC_DEFAULT_PRESSURE 0.35
35 enum {
36 TWEAK_MODE_PUSH,
37 TWEAK_MODE_SHRINK,
38 TWEAK_MODE_GROW,
39 TWEAK_MODE_ATTRACT,
40 TWEAK_MODE_REPEL,
41 TWEAK_MODE_ROUGHEN,
42 TWEAK_MODE_COLORPAINT,
43 TWEAK_MODE_COLORJITTER
44 };
46 struct SPTweakContext
47 {
48 SPEventContext event_context;
50 /* extended input data */
51 gdouble pressure;
53 /* attributes */
54 guint dragging : 1; /* mouse state: mouse is dragging */
55 guint usepressure : 1;
56 guint usetilt : 1;
58 double width;
59 double force;
60 double fidelity;
62 gint mode;
64 Inkscape::MessageContext *_message_context;
66 bool is_drawing;
68 bool is_dilating;
69 bool has_dilated;
70 NR::Point last_push;
71 SPCanvasItem *dilate_area;
73 bool do_h;
74 bool do_s;
75 bool do_l;
76 bool do_o;
78 sigc::connection style_set_connection;
79 };
81 struct SPTweakContextClass
82 {
83 SPEventContextClass parent_class;
84 };
86 GtkType sp_tweak_context_get_type(void);
88 #endif
90 /*
91 Local Variables:
92 mode:c++
93 c-file-style:"stroustrup"
94 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
95 indent-tabs-mode:nil
96 fill-column:99
97 End:
98 */
99 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :