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1 | /* | |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2014 Joel Holdsworth <joel@airwebreathe.org.uk> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #include "triggermarker.hpp" | |
21 | #include "view.hpp" | |
22 | ||
23 | namespace pv { | |
24 | namespace views { | |
25 | namespace trace { | |
26 | ||
27 | const QColor TriggerMarker::Color(0x00, 0x00, 0xB0); | |
28 | ||
29 | TriggerMarker::TriggerMarker(View &view, const pv::util::Timestamp& time) : | |
30 | TimeItem(view), | |
31 | time_(time) | |
32 | { | |
33 | } | |
34 | ||
35 | TriggerMarker::TriggerMarker(const TriggerMarker &marker) : | |
36 | TimeItem(marker.view_), | |
37 | time_(marker.time_) | |
38 | { | |
39 | } | |
40 | ||
41 | bool TriggerMarker::enabled() const | |
42 | { | |
43 | return true; | |
44 | } | |
45 | ||
46 | bool TriggerMarker::is_draggable(QPoint pos) const | |
47 | { | |
48 | (void)pos; | |
49 | return false; | |
50 | } | |
51 | ||
52 | void TriggerMarker::set_time(const pv::util::Timestamp& time) | |
53 | { | |
54 | time_ = time; | |
55 | ||
56 | view_.time_item_appearance_changed(true, true); | |
57 | } | |
58 | ||
59 | const pv::util::Timestamp TriggerMarker::time() const | |
60 | { | |
61 | return time_; | |
62 | } | |
63 | ||
64 | float TriggerMarker::get_x() const | |
65 | { | |
66 | return ((time_ - view_.offset()) / view_.scale()).convert_to<float>(); | |
67 | } | |
68 | ||
69 | QPoint TriggerMarker::drag_point(const QRect &rect) const | |
70 | { | |
71 | (void)rect; | |
72 | ||
73 | // The trigger marker cannot be moved, so there is no drag point | |
74 | return QPoint(INT_MIN, INT_MIN); | |
75 | } | |
76 | ||
77 | void TriggerMarker::paint_fore(QPainter &p, ViewItemPaintParams &pp) | |
78 | { | |
79 | if (!enabled()) | |
80 | return; | |
81 | ||
82 | QPen pen(Color); | |
83 | pen.setStyle(Qt::DashLine); | |
84 | ||
85 | const float x = get_x(); | |
86 | p.setPen(pen); | |
87 | p.drawLine(QPointF(x, pp.top()), QPointF(x, pp.bottom())); | |
88 | } | |
89 | ||
90 | } // namespace trace | |
91 | } // namespace views | |
92 | } // namespace pv |