1 #define __RUBBERBAND_C__
3 /**
4 * \file src/rubberband.cpp
5 * \brief Rubberbanding selector
6 *
7 * Author:
8 * Lauris Kaplinski <lauris@kaplinski.com>
9 *
10 * Copyright (C) 1999-2002 Lauris Kaplinski
11 *
12 * Released under GNU GPL, read the file 'COPYING' for more information
13 */
15 #include "display/sodipodi-ctrlrect.h"
16 #include "desktop.h"
17 #include "inkscape.h"
18 #include "desktop-handles.h"
19 #include "rubberband.h"
21 Inkscape::Rubberband *Inkscape::Rubberband::_instance = NULL;
23 Inkscape::Rubberband::Rubberband()
24 : _desktop(SP_ACTIVE_DESKTOP), _canvas(NULL), _started(false)
25 {
27 }
29 void Inkscape::Rubberband::start(SPDesktop *d, NR::Point const &p)
30 {
31 stop();
32 _desktop = d;
33 _start = p;
34 _started = true;
36 sp_canvas_force_full_redraw_after_interruptions(_desktop->canvas, 5);
37 }
39 void Inkscape::Rubberband::stop()
40 {
41 _started = false;
43 if (_canvas) {
44 GtkObject *temp = _canvas;
45 _canvas = NULL;
46 gtk_object_destroy(temp);
47 sp_canvas_end_forced_full_redraws(_desktop->canvas);
48 }
49 }
51 void Inkscape::Rubberband::move(NR::Point const &p)
52 {
53 if (_canvas == NULL) {
54 _canvas = static_cast<CtrlRect *>(sp_canvas_item_new(sp_desktop_controls(_desktop), SP_TYPE_CTRLRECT, NULL));
55 }
57 _desktop->scroll_to_point(&p);
58 _end = p;
60 _canvas->setRectangle(NR::Rect(_start, _end));
61 }
63 NR::Maybe<NR::Rect> Inkscape::Rubberband::getRectangle() const
64 {
65 if (_canvas == NULL) {
66 return NR::Nothing();
67 }
69 return NR::Rect(_start, _end);
70 }
72 Inkscape::Rubberband *Inkscape::Rubberband::get()
73 {
74 if (_instance == NULL) {
75 _instance = new Inkscape::Rubberband;
76 }
78 return _instance;
79 }
81 bool Inkscape::Rubberband::is_started()
82 {
83 return _started;
84 }
86 /*
87 Local Variables:
88 mode:c++
89 c-file-style:"stroustrup"
90 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
91 indent-tabs-mode:nil
92 fill-column:99
93 End:
94 */
95 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :