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cd6c8ee2 JH |
1 | /* |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2012 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 | |
efdec55a | 17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
cd6c8ee2 JH |
18 | */ |
19 | ||
4fabd61a | 20 | #include <algorithm> |
cb5a1216 | 21 | #include <cmath> |
4fabd61a JH |
22 | |
23 | #include <extdef.h> | |
24 | ||
2acdb232 | 25 | #include "timemarker.hpp" |
cd6c8ee2 | 26 | |
806d3e1e | 27 | #include "pv/widgets/timestampspinbox.hpp" |
aca9aa83 | 28 | #include "view.hpp" |
cd6c8ee2 | 29 | |
ced0548e | 30 | #include <QApplication> |
ced0548e | 31 | #include <QFontMetrics> |
aca9aa83 | 32 | #include <QFormLayout> |
cd6c8ee2 JH |
33 | #include <QPainter> |
34 | ||
2acdb232 | 35 | #include <pv/widgets/popup.hpp> |
a28a212c | 36 | |
4fabd61a JH |
37 | using std::max; |
38 | using std::min; | |
39 | ||
cd6c8ee2 | 40 | namespace pv { |
f4e57597 | 41 | namespace views { |
1573bf16 | 42 | namespace trace { |
cd6c8ee2 | 43 | |
4fabd61a | 44 | const int TimeMarker::ArrowSize = 4; |
4fabd61a | 45 | |
60d9b99a JS |
46 | TimeMarker::TimeMarker( |
47 | View &view, const QColor &colour, const pv::util::Timestamp& time) : | |
ad341c3a | 48 | TimeItem(view), |
8dbbc7f0 JH |
49 | colour_(colour), |
50 | time_(time), | |
4c60462b JH |
51 | value_action_(nullptr), |
52 | value_widget_(nullptr), | |
8dbbc7f0 | 53 | updating_value_widget_(false) |
cd6c8ee2 | 54 | { |
ef8311a4 JH |
55 | } |
56 | ||
60d9b99a | 57 | const pv::util::Timestamp& TimeMarker::time() const |
cd6c8ee2 | 58 | { |
8dbbc7f0 | 59 | return time_; |
cd6c8ee2 JH |
60 | } |
61 | ||
60d9b99a | 62 | void TimeMarker::set_time(const pv::util::Timestamp& time) |
cd6c8ee2 | 63 | { |
8dbbc7f0 | 64 | time_ = time; |
317008ba | 65 | |
8dbbc7f0 JH |
66 | if (value_widget_) { |
67 | updating_value_widget_ = true; | |
806d3e1e | 68 | value_widget_->setValue(time); |
8dbbc7f0 | 69 | updating_value_widget_ = false; |
317008ba JH |
70 | } |
71 | ||
98cfe4e8 | 72 | view_.time_item_appearance_changed(true, true); |
cd6c8ee2 JH |
73 | } |
74 | ||
70a4886c JH |
75 | float TimeMarker::get_x() const |
76 | { | |
64a21e78 UH |
77 | // Use roundf() from cmath, std::roundf() causes Android issues (see #945). |
78 | return roundf(((time_ - view_.offset()) / view_.scale()).convert_to<float>()) + 0.5f; | |
70a4886c JH |
79 | } |
80 | ||
be717066 | 81 | QPoint TimeMarker::point(const QRect &rect) const |
70a4886c | 82 | { |
786b7678 | 83 | return QPoint(get_x(), rect.bottom()); |
70a4886c JH |
84 | } |
85 | ||
689dea92 | 86 | QRectF TimeMarker::label_rect(const QRectF &rect) const |
ced0548e | 87 | { |
ced0548e | 88 | QFontMetrics m(QApplication::font()); |
8b855030 JH |
89 | const QSizeF text_size( |
90 | max(m.boundingRect(get_text()).size().width(), ArrowSize), | |
91 | m.height()); | |
92 | const QSizeF label_size(text_size + LabelPadding * 2); | |
ced0548e | 93 | const float top = rect.height() - label_size.height() - |
6abffa97 | 94 | TimeMarker::ArrowSize - 0.5f; |
7708eb92 | 95 | const float x = get_x(); |
ced0548e | 96 | |
8b855030 | 97 | return QRectF(QPointF(x - label_size.width() / 2, top), label_size); |
ced0548e JH |
98 | } |
99 | ||
cbf0f87e | 100 | QRectF TimeMarker::hit_box_rect(const ViewItemPaintParams &pp) const |
7708eb92 JH |
101 | { |
102 | const float x = get_x(); | |
103 | const float h = QFontMetrics(QApplication::font()).height(); | |
cbf0f87e | 104 | return QRectF(x - h / 2.0f, pp.top(), h, pp.height()); |
7708eb92 JH |
105 | } |
106 | ||
49028d6c | 107 | void TimeMarker::paint_label(QPainter &p, const QRect &rect, bool hover) |
4fabd61a | 108 | { |
096fb584 JH |
109 | if (!enabled()) |
110 | return; | |
111 | ||
cb5a1216 | 112 | const qreal x = get_x(); |
689dea92 | 113 | const QRectF r(label_rect(rect)); |
4fabd61a JH |
114 | |
115 | const QPointF points[] = { | |
116 | r.topLeft(), | |
117 | r.bottomLeft(), | |
118 | QPointF(max(r.left(), x - ArrowSize), r.bottom()), | |
119 | QPointF(x, rect.bottom()), | |
120 | QPointF(min(r.right(), x + ArrowSize), r.bottom()), | |
121 | r.bottomRight(), | |
122 | r.topRight() | |
123 | }; | |
124 | ||
125 | const QPointF highlight_points[] = { | |
126 | QPointF(r.left() + 1, r.top() + 1), | |
127 | QPointF(r.left() + 1, r.bottom() - 1), | |
128 | QPointF(max(r.left() + 1, x - ArrowSize), r.bottom() - 1), | |
129 | QPointF(min(max(r.left() + 1, x), r.right() - 1), | |
130 | rect.bottom() - 1), | |
131 | QPointF(min(r.right() - 1, x + ArrowSize), r.bottom() - 1), | |
132 | QPointF(r.right() - 1, r.bottom() - 1), | |
133 | QPointF(r.right() - 1, r.top() + 1), | |
134 | }; | |
135 | ||
136 | if (selected()) { | |
137 | p.setPen(highlight_pen()); | |
138 | p.setBrush(Qt::transparent); | |
139 | p.drawPolygon(points, countof(points)); | |
140 | } | |
141 | ||
142 | p.setPen(Qt::transparent); | |
49028d6c | 143 | p.setBrush(hover ? colour_.lighter() : colour_); |
4fabd61a JH |
144 | p.drawPolygon(points, countof(points)); |
145 | ||
146 | p.setPen(colour_.lighter()); | |
147 | p.setBrush(Qt::transparent); | |
148 | p.drawPolygon(highlight_points, countof(highlight_points)); | |
149 | ||
150 | p.setPen(colour_.darker()); | |
151 | p.setBrush(Qt::transparent); | |
152 | p.drawPolygon(points, countof(points)); | |
153 | ||
154 | p.setPen(select_text_colour(colour_)); | |
3b84fd6d | 155 | p.drawText(r, Qt::AlignCenter | Qt::AlignVCenter, get_text()); |
4fabd61a JH |
156 | } |
157 | ||
60938e04 | 158 | void TimeMarker::paint_fore(QPainter &p, ViewItemPaintParams &pp) |
beb897c6 JH |
159 | { |
160 | if (!enabled()) | |
161 | return; | |
162 | ||
163 | const float x = get_x(); | |
164 | p.setPen(colour_.darker()); | |
165 | p.drawLine(QPointF(x, pp.top()), QPointF(x, pp.bottom())); | |
166 | } | |
167 | ||
a28a212c JH |
168 | pv::widgets::Popup* TimeMarker::create_popup(QWidget *parent) |
169 | { | |
170 | using pv::widgets::Popup; | |
171 | ||
172 | Popup *const popup = new Popup(parent); | |
786b7678 JH |
173 | popup->set_position(parent->mapToGlobal( |
174 | point(parent->rect())), Popup::Bottom); | |
175 | ||
a28a212c JH |
176 | QFormLayout *const form = new QFormLayout(popup); |
177 | popup->setLayout(form); | |
178 | ||
806d3e1e JS |
179 | value_widget_ = new pv::widgets::TimestampSpinBox(parent); |
180 | value_widget_->setValue(time_); | |
a28a212c | 181 | |
806d3e1e JS |
182 | connect(value_widget_, SIGNAL(valueChanged(const pv::util::Timestamp&)), |
183 | this, SLOT(on_value_changed(const pv::util::Timestamp&))); | |
a28a212c | 184 | |
8dbbc7f0 | 185 | form->addRow(tr("Time"), value_widget_); |
a28a212c JH |
186 | |
187 | return popup; | |
188 | } | |
189 | ||
806d3e1e | 190 | void TimeMarker::on_value_changed(const pv::util::Timestamp& value) |
1e256e16 | 191 | { |
98cfe4e8 JH |
192 | if (!updating_value_widget_) |
193 | set_time(value); | |
1e256e16 JH |
194 | } |
195 | ||
1573bf16 | 196 | } // namespace trace |
f4e57597 | 197 | } // namespace views |
cd6c8ee2 | 198 | } // namespace pv |