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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 | |
17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_DECODETRACE_HPP | |
21 | #define PULSEVIEW_PV_VIEWS_TRACEVIEW_DECODETRACE_HPP | |
22 | ||
23 | #include "trace.hpp" | |
24 | ||
25 | #include <list> | |
26 | #include <map> | |
27 | #include <memory> | |
28 | #include <vector> | |
29 | ||
30 | #include <QColor> | |
31 | #include <QComboBox> | |
32 | #include <QPushButton> | |
33 | #include <QSignalMapper> | |
34 | #include <QTimer> | |
35 | ||
36 | #include <pv/binding/decoder.hpp> | |
37 | #include <pv/data/decode/decoder.hpp> | |
38 | #include <pv/data/decode/annotation.hpp> | |
39 | #include <pv/data/decode/row.hpp> | |
40 | #include <pv/data/signalbase.hpp> | |
41 | ||
42 | using std::list; | |
43 | using std::map; | |
44 | using std::pair; | |
45 | using std::shared_ptr; | |
46 | using std::vector; | |
47 | ||
48 | struct srd_channel; | |
49 | struct srd_decoder; | |
50 | ||
51 | namespace pv { | |
52 | ||
53 | class Session; | |
54 | ||
55 | namespace data { | |
56 | struct DecodeChannel; | |
57 | class DecodeSignal; | |
58 | ||
59 | namespace decode { | |
60 | class Decoder; | |
61 | } | |
62 | } // namespace data | |
63 | ||
64 | namespace widgets { | |
65 | class DecoderGroupBox; | |
66 | } | |
67 | ||
68 | namespace views { | |
69 | namespace trace { | |
70 | ||
71 | class DecodeTrace : public Trace | |
72 | { | |
73 | Q_OBJECT | |
74 | ||
75 | private: | |
76 | static const QColor ErrorBgColor; | |
77 | static const QColor NoDecodeColor; | |
78 | ||
79 | static const int ArrowSize; | |
80 | static const double EndCapWidth; | |
81 | static const int RowTitleMargin; | |
82 | static const int DrawPadding; | |
83 | ||
84 | static const int MaxTraceUpdateRate; | |
85 | ||
86 | public: | |
87 | DecodeTrace(pv::Session &session, shared_ptr<data::SignalBase> signalbase, | |
88 | int index); | |
89 | ||
90 | ~DecodeTrace(); | |
91 | ||
92 | bool enabled() const; | |
93 | ||
94 | shared_ptr<data::SignalBase> base() const; | |
95 | ||
96 | /** | |
97 | * Computes the vertical extents of the contents of this row item. | |
98 | * @return A pair containing the minimum and maximum y-values. | |
99 | */ | |
100 | pair<int, int> v_extents() const; | |
101 | ||
102 | /** | |
103 | * Paints the background layer of the trace with a QPainter | |
104 | * @param p the QPainter to paint into. | |
105 | * @param pp the painting parameters object to paint with.. | |
106 | */ | |
107 | void paint_back(QPainter &p, ViewItemPaintParams &pp); | |
108 | ||
109 | /** | |
110 | * Paints the mid-layer of the trace with a QPainter | |
111 | * @param p the QPainter to paint into. | |
112 | * @param pp the painting parameters object to paint with. | |
113 | */ | |
114 | void paint_mid(QPainter &p, ViewItemPaintParams &pp); | |
115 | ||
116 | /** | |
117 | * Paints the foreground layer of the trace with a QPainter | |
118 | * @param p the QPainter to paint into. | |
119 | * @param pp the painting parameters object to paint with. | |
120 | */ | |
121 | void paint_fore(QPainter &p, ViewItemPaintParams &pp); | |
122 | ||
123 | void populate_popup_form(QWidget *parent, QFormLayout *form); | |
124 | ||
125 | QMenu* create_header_context_menu(QWidget *parent); | |
126 | ||
127 | virtual QMenu* create_view_context_menu(QWidget *parent, QPoint &click_pos); | |
128 | ||
129 | void delete_pressed(); | |
130 | ||
131 | private: | |
132 | void draw_annotations(vector<pv::data::decode::Annotation> annotations, | |
133 | QPainter &p, int h, const ViewItemPaintParams &pp, int y, | |
134 | QColor row_color, int row_title_width); | |
135 | ||
136 | void draw_annotation(const pv::data::decode::Annotation &a, QPainter &p, | |
137 | int h, const ViewItemPaintParams &pp, int y, | |
138 | QColor row_color, int row_title_width) const; | |
139 | ||
140 | void draw_annotation_block(qreal start, qreal end, | |
141 | pv::data::decode::Annotation::Class ann_class, bool use_ann_format, | |
142 | QPainter &p, int h, int y, QColor row_color) const; | |
143 | ||
144 | void draw_instant(const pv::data::decode::Annotation &a, QPainter &p, | |
145 | int h, qreal x, int y) const; | |
146 | ||
147 | void draw_range(const pv::data::decode::Annotation &a, QPainter &p, | |
148 | int h, qreal start, qreal end, int y, const ViewItemPaintParams &pp, | |
149 | int row_title_width) const; | |
150 | ||
151 | void draw_error(QPainter &p, const QString &message, | |
152 | const ViewItemPaintParams &pp); | |
153 | ||
154 | void draw_unresolved_period(QPainter &p, int h, int left, | |
155 | int right) const; | |
156 | ||
157 | pair<double, double> get_pixels_offset_samples_per_pixel() const; | |
158 | ||
159 | /** | |
160 | * Determines the start and end sample for a given pixel range. | |
161 | * @param x_start the X coordinate of the start sample in the view | |
162 | * @param x_end the X coordinate of the end sample in the view | |
163 | * @return Returns a pair containing the start sample and the end | |
164 | * sample that correspond to the start and end coordinates. | |
165 | */ | |
166 | pair<uint64_t, uint64_t> get_view_sample_range(int x_start, int x_end) const; | |
167 | ||
168 | QColor get_row_color(int row_index) const; | |
169 | QColor get_annotation_color(QColor row_color, int annotation_index) const; | |
170 | ||
171 | int get_row_at_point(const QPoint &point); | |
172 | ||
173 | const QString get_annotation_at_point(const QPoint &point); | |
174 | ||
175 | void update_stack_button(); | |
176 | ||
177 | void create_decoder_form(int index, | |
178 | shared_ptr<pv::data::decode::Decoder> &dec, | |
179 | QWidget *parent, QFormLayout *form); | |
180 | ||
181 | QComboBox* create_channel_selector(QWidget *parent, | |
182 | const data::decode::DecodeChannel *ch); | |
183 | QComboBox* create_channel_selector_init_state(QWidget *parent, | |
184 | const data::decode::DecodeChannel *ch); | |
185 | ||
186 | void export_annotations(vector<data::decode::Annotation> *annotations) const; | |
187 | ||
188 | public: | |
189 | virtual void hover_point_changed(const QPoint &hp); | |
190 | ||
191 | private Q_SLOTS: | |
192 | void on_setting_changed(const QString &key, const QVariant &value); | |
193 | ||
194 | void on_new_annotations(); | |
195 | void on_delayed_trace_update(); | |
196 | void on_decode_reset(); | |
197 | void on_decode_finished(); | |
198 | void on_pause_decode(); | |
199 | ||
200 | void on_delete(); | |
201 | ||
202 | void on_channel_selected(int); | |
203 | ||
204 | void on_channels_updated(); | |
205 | ||
206 | void on_init_state_changed(int); | |
207 | ||
208 | void on_stack_decoder(srd_decoder *decoder); | |
209 | ||
210 | void on_delete_decoder(int index); | |
211 | ||
212 | void on_show_hide_decoder(int index); | |
213 | ||
214 | void on_copy_annotation_to_clipboard(); | |
215 | ||
216 | void on_export_row(); | |
217 | void on_export_all_rows(); | |
218 | void on_export_row_with_cursor(); | |
219 | void on_export_all_rows_with_cursor(); | |
220 | void on_export_row_from_here(); | |
221 | void on_export_all_rows_from_here(); | |
222 | ||
223 | private: | |
224 | pv::Session &session_; | |
225 | shared_ptr<data::DecodeSignal> decode_signal_; | |
226 | ||
227 | vector<data::decode::Row> visible_rows_; | |
228 | bool always_show_all_rows_; | |
229 | ||
230 | map<QComboBox*, uint16_t> channel_id_map_; // channel selector -> decode channel ID | |
231 | map<QComboBox*, uint16_t> init_state_map_; // init state selector -> decode channel ID | |
232 | list< shared_ptr<pv::binding::Decoder> > bindings_; | |
233 | ||
234 | data::decode::Row *selected_row_; | |
235 | pair<uint64_t, uint64_t> selected_sample_range_; | |
236 | ||
237 | vector<pv::widgets::DecoderGroupBox*> decoder_forms_; | |
238 | QPushButton* stack_button_; | |
239 | ||
240 | map<data::decode::Row, int> row_title_widths_; | |
241 | int row_height_, max_visible_rows_; | |
242 | ||
243 | int min_useful_label_width_; | |
244 | ||
245 | QSignalMapper delete_mapper_, show_hide_mapper_; | |
246 | ||
247 | QTimer delayed_trace_updater_; | |
248 | }; | |
249 | ||
250 | } // namespace trace | |
251 | } // namespace views | |
252 | } // namespace pv | |
253 | ||
254 | #endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_DECODETRACE_HPP |