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55d3603d 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 | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | extern "C" { | |
22 | #include <libsigrokdecode/libsigrokdecode.h> | |
23 | } | |
24 | ||
c3a740dd JH |
25 | #include <mutex> |
26 | ||
06bb4e6a JH |
27 | #include <extdef.h> |
28 | ||
53e35b2d JH |
29 | #include <tuple> |
30 | ||
a855d71e | 31 | #include <boost/functional/hash.hpp> |
e71eb81c JH |
32 | #include <boost/thread/locks.hpp> |
33 | #include <boost/thread/shared_mutex.hpp> | |
b213ef09 | 34 | |
c51482b3 | 35 | #include <QAction> |
d7c0ca4a | 36 | #include <QApplication> |
4e5a4405 JH |
37 | #include <QComboBox> |
38 | #include <QFormLayout> | |
39 | #include <QLabel> | |
b213ef09 | 40 | #include <QMenu> |
ce94e4fd | 41 | #include <QPushButton> |
e2f90c50 | 42 | #include <QToolTip> |
c51482b3 | 43 | |
2acdb232 JH |
44 | #include "decodetrace.hpp" |
45 | ||
f65cd27b | 46 | #include <pv/session.hpp> |
2acdb232 JH |
47 | #include <pv/data/decoderstack.hpp> |
48 | #include <pv/data/decode/decoder.hpp> | |
49 | #include <pv/data/logic.hpp> | |
f3d66e52 | 50 | #include <pv/data/logicsegment.hpp> |
2acdb232 JH |
51 | #include <pv/data/decode/annotation.hpp> |
52 | #include <pv/view/logicsignal.hpp> | |
53 | #include <pv/view/view.hpp> | |
54 | #include <pv/view/viewport.hpp> | |
55 | #include <pv/widgets/decodergroupbox.hpp> | |
56 | #include <pv/widgets/decodermenu.hpp> | |
119aff65 | 57 | |
aca64cac JH |
58 | using boost::shared_lock; |
59 | using boost::shared_mutex; | |
f9abf97e | 60 | using std::dynamic_pointer_cast; |
819f4c25 | 61 | using std::list; |
c3a740dd | 62 | using std::lock_guard; |
7f8517f6 | 63 | using std::make_pair; |
819f4c25 | 64 | using std::max; |
a5d93c27 | 65 | using std::make_pair; |
819f4c25 JH |
66 | using std::map; |
67 | using std::min; | |
7f8517f6 | 68 | using std::pair; |
f9abf97e | 69 | using std::shared_ptr; |
53e35b2d | 70 | using std::tie; |
78b0af3e | 71 | using std::unordered_set; |
819f4c25 | 72 | using std::vector; |
55d3603d JH |
73 | |
74 | namespace pv { | |
75 | namespace view { | |
76 | ||
b9329558 | 77 | const QColor DecodeTrace::DecodeColours[4] = { |
06bb4e6a JH |
78 | QColor(0xEF, 0x29, 0x29), // Red |
79 | QColor(0xFC, 0xE9, 0x4F), // Yellow | |
80 | QColor(0x8A, 0xE2, 0x34), // Green | |
81 | QColor(0x72, 0x9F, 0xCF) // Blue | |
82 | }; | |
83 | ||
b9329558 | 84 | const QColor DecodeTrace::ErrorBgColour = QColor(0xEF, 0x29, 0x29); |
5dfeb70f | 85 | const QColor DecodeTrace::NoDecodeColour = QColor(0x88, 0x8A, 0x85); |
ad50ac1a | 86 | |
88908838 | 87 | const int DecodeTrace::ArrowSize = 4; |
06e810f2 | 88 | const double DecodeTrace::EndCapWidth = 5; |
aee9dcf3 | 89 | const int DecodeTrace::RowTitleMargin = 10; |
06e810f2 JH |
90 | const int DecodeTrace::DrawPadding = 100; |
91 | ||
287d607f JH |
92 | const QColor DecodeTrace::Colours[16] = { |
93 | QColor(0xEF, 0x29, 0x29), | |
94 | QColor(0xF6, 0x6A, 0x32), | |
95 | QColor(0xFC, 0xAE, 0x3E), | |
96 | QColor(0xFB, 0xCA, 0x47), | |
97 | QColor(0xFC, 0xE9, 0x4F), | |
98 | QColor(0xCD, 0xF0, 0x40), | |
99 | QColor(0x8A, 0xE2, 0x34), | |
100 | QColor(0x4E, 0xDC, 0x44), | |
101 | QColor(0x55, 0xD7, 0x95), | |
102 | QColor(0x64, 0xD1, 0xD2), | |
103 | QColor(0x72, 0x9F, 0xCF), | |
104 | QColor(0xD4, 0x76, 0xC4), | |
105 | QColor(0x9D, 0x79, 0xB9), | |
106 | QColor(0xAD, 0x7F, 0xA8), | |
107 | QColor(0xC2, 0x62, 0x9B), | |
108 | QColor(0xD7, 0x47, 0x6F) | |
109 | }; | |
110 | ||
111 | const QColor DecodeTrace::OutlineColours[16] = { | |
112 | QColor(0x77, 0x14, 0x14), | |
113 | QColor(0x7B, 0x35, 0x19), | |
114 | QColor(0x7E, 0x57, 0x1F), | |
115 | QColor(0x7D, 0x65, 0x23), | |
116 | QColor(0x7E, 0x74, 0x27), | |
117 | QColor(0x66, 0x78, 0x20), | |
118 | QColor(0x45, 0x71, 0x1A), | |
119 | QColor(0x27, 0x6E, 0x22), | |
120 | QColor(0x2A, 0x6B, 0x4A), | |
121 | QColor(0x32, 0x68, 0x69), | |
122 | QColor(0x39, 0x4F, 0x67), | |
123 | QColor(0x6A, 0x3B, 0x62), | |
124 | QColor(0x4E, 0x3C, 0x5C), | |
125 | QColor(0x56, 0x3F, 0x54), | |
126 | QColor(0x61, 0x31, 0x4D), | |
127 | QColor(0x6B, 0x23, 0x37) | |
06e810f2 JH |
128 | }; |
129 | ||
2b81ae46 | 130 | DecodeTrace::DecodeTrace(pv::Session &session, |
f9abf97e | 131 | std::shared_ptr<pv::data::DecoderStack> decoder_stack, int index) : |
83c23cc9 | 132 | Trace(QString::fromUtf8( |
27e8df22 | 133 | decoder_stack->stack().front()->decoder()->name)), |
8dbbc7f0 JH |
134 | session_(session), |
135 | decoder_stack_(decoder_stack), | |
8dbbc7f0 | 136 | row_height_(0), |
eee89ff8 | 137 | max_visible_rows_(0), |
8dbbc7f0 JH |
138 | delete_mapper_(this), |
139 | show_hide_mapper_(this) | |
55d3603d | 140 | { |
8dbbc7f0 | 141 | assert(decoder_stack_); |
e0fc5810 | 142 | |
f3697d31 | 143 | set_colour(DecodeColours[index % countof(DecodeColours)]); |
9cef9567 | 144 | |
8dbbc7f0 | 145 | connect(decoder_stack_.get(), SIGNAL(new_decode_data()), |
9cef9567 | 146 | this, SLOT(on_new_decode_data())); |
8dbbc7f0 | 147 | connect(&delete_mapper_, SIGNAL(mapped(int)), |
613d097c | 148 | this, SLOT(on_delete_decoder(int))); |
8dbbc7f0 | 149 | connect(&show_hide_mapper_, SIGNAL(mapped(int)), |
dd048a7e | 150 | this, SLOT(on_show_hide_decoder(int))); |
55d3603d JH |
151 | } |
152 | ||
b9329558 | 153 | bool DecodeTrace::enabled() const |
55d3603d JH |
154 | { |
155 | return true; | |
156 | } | |
157 | ||
f9abf97e | 158 | const std::shared_ptr<pv::data::DecoderStack>& DecodeTrace::decoder() const |
b6b267bb | 159 | { |
8dbbc7f0 | 160 | return decoder_stack_; |
b6b267bb JH |
161 | } |
162 | ||
a5d93c27 JH |
163 | pair<int, int> DecodeTrace::v_extents() const |
164 | { | |
5b5fa4da | 165 | const int row_height = (ViewItemPaintParams::text_height() * 6) / 4; |
796e1360 | 166 | |
eee89ff8 | 167 | return make_pair(-row_height, row_height * max_visible_rows_); |
a5d93c27 JH |
168 | } |
169 | ||
5b5fa4da | 170 | void DecodeTrace::paint_back(QPainter &p, const ViewItemPaintParams &pp) |
fe08b6e8 | 171 | { |
3eb29afd | 172 | Trace::paint_back(p, pp); |
97904bf7 | 173 | paint_axis(p, pp, get_visual_y()); |
fe08b6e8 JH |
174 | } |
175 | ||
5b5fa4da | 176 | void DecodeTrace::paint_mid(QPainter &p, const ViewItemPaintParams &pp) |
55d3603d | 177 | { |
f9101a91 | 178 | using namespace pv::data::decode; |
9472f447 | 179 | |
0ce3d18c JH |
180 | const int text_height = ViewItemPaintParams::text_height(); |
181 | row_height_ = (text_height * 6) / 4; | |
182 | const int annotation_height = (text_height * 5) / 4; | |
5dfeb70f | 183 | |
8dbbc7f0 JH |
184 | assert(decoder_stack_); |
185 | const QString err = decoder_stack_->error_message(); | |
2ad82c2e | 186 | if (!err.isEmpty()) { |
3eb29afd JH |
187 | draw_unresolved_period( |
188 | p, annotation_height, pp.left(), pp.right()); | |
189 | draw_error(p, err, pp); | |
5dfeb70f JH |
190 | return; |
191 | } | |
192 | ||
f9101a91 | 193 | // Iterate through the rows |
be9e7b4b | 194 | int y = get_visual_y(); |
3eb29afd JH |
195 | pair<uint64_t, uint64_t> sample_range = get_sample_range( |
196 | pp.left(), pp.right()); | |
5dfeb70f | 197 | |
8dbbc7f0 JH |
198 | assert(decoder_stack_); |
199 | const vector<Row> rows(decoder_stack_->get_visible_rows()); | |
7f8517f6 | 200 | |
8dbbc7f0 | 201 | visible_rows_.clear(); |
4fb5fb99 | 202 | for (const Row& row : rows) { |
aee9dcf3 SA |
203 | // Cache the row title widths |
204 | int row_title_width; | |
205 | try { | |
206 | row_title_width = row_title_widths_.at(row); | |
207 | } catch (std::out_of_range) { | |
208 | const int w = p.boundingRect(QRectF(), 0, row.title()).width() + | |
209 | RowTitleMargin; | |
210 | row_title_widths_[row] = w; | |
211 | row_title_width = w; | |
212 | } | |
213 | ||
214 | // Determine the row's color | |
287d607f JH |
215 | size_t base_colour = 0x13579BDF; |
216 | boost::hash_combine(base_colour, this); | |
217 | boost::hash_combine(base_colour, row.decoder()); | |
218 | boost::hash_combine(base_colour, row.row()); | |
219 | base_colour >>= 16; | |
220 | ||
f9101a91 | 221 | vector<Annotation> annotations; |
8dbbc7f0 | 222 | decoder_stack_->get_annotation_subset(annotations, row, |
7f8517f6 | 223 | sample_range.first, sample_range.second); |
f9101a91 | 224 | if (!annotations.empty()) { |
50631798 | 225 | draw_annotations(annotations, p, annotation_height, pp, y, |
aee9dcf3 | 226 | base_colour, row_title_width); |
50631798 | 227 | |
8dbbc7f0 | 228 | y += row_height_; |
88908838 | 229 | |
4fb5fb99 | 230 | visible_rows_.push_back(row); |
f9101a91 | 231 | } |
7e674e43 | 232 | } |
5dfeb70f | 233 | |
f9101a91 | 234 | // Draw the hatching |
3eb29afd | 235 | draw_unresolved_period(p, annotation_height, pp.left(), pp.right()); |
eee89ff8 SA |
236 | |
237 | // Update the maximum row count if needed | |
238 | max_visible_rows_ = std::max(max_visible_rows_, (int)visible_rows_.size()); | |
55d3603d JH |
239 | } |
240 | ||
5b5fa4da | 241 | void DecodeTrace::paint_fore(QPainter &p, const ViewItemPaintParams &pp) |
88908838 JH |
242 | { |
243 | using namespace pv::data::decode; | |
244 | ||
8dbbc7f0 | 245 | assert(row_height_); |
88908838 | 246 | |
2ad82c2e | 247 | for (size_t i = 0; i < visible_rows_.size(); i++) { |
8dbbc7f0 | 248 | const int y = i * row_height_ + get_visual_y(); |
88908838 JH |
249 | |
250 | p.setPen(QPen(Qt::NoPen)); | |
251 | p.setBrush(QApplication::palette().brush(QPalette::WindowText)); | |
252 | ||
2ad82c2e | 253 | if (i != 0) { |
88908838 | 254 | const QPointF points[] = { |
3eb29afd JH |
255 | QPointF(pp.left(), y - ArrowSize), |
256 | QPointF(pp.left() + ArrowSize, y), | |
257 | QPointF(pp.left(), y + ArrowSize) | |
88908838 JH |
258 | }; |
259 | p.drawPolygon(points, countof(points)); | |
260 | } | |
261 | ||
3eb29afd JH |
262 | const QRect r(pp.left() + ArrowSize * 2, y - row_height_ / 2, |
263 | pp.right() - pp.left(), row_height_); | |
8dbbc7f0 | 264 | const QString h(visible_rows_[i].title()); |
88908838 JH |
265 | const int f = Qt::AlignLeft | Qt::AlignVCenter | |
266 | Qt::TextDontClip; | |
267 | ||
268 | // Draw the outline | |
269 | p.setPen(QApplication::palette().color(QPalette::Base)); | |
270 | for (int dx = -1; dx <= 1; dx++) | |
271 | for (int dy = -1; dy <= 1; dy++) | |
272 | if (dx != 0 && dy != 0) | |
273 | p.drawText(r.translated(dx, dy), f, h); | |
274 | ||
275 | // Draw the text | |
276 | p.setPen(QApplication::palette().color(QPalette::WindowText)); | |
277 | p.drawText(r, f, h); | |
278 | } | |
279 | } | |
280 | ||
b9329558 | 281 | void DecodeTrace::populate_popup_form(QWidget *parent, QFormLayout *form) |
4e5a4405 | 282 | { |
613d097c JH |
283 | using pv::data::decode::Decoder; |
284 | ||
4e5a4405 JH |
285 | assert(form); |
286 | assert(parent); | |
8dbbc7f0 | 287 | assert(decoder_stack_); |
4e5a4405 | 288 | |
7491a29f | 289 | // Add the standard options |
4e5a4405 JH |
290 | Trace::populate_popup_form(parent, form); |
291 | ||
7491a29f | 292 | // Add the decoder options |
8dbbc7f0 JH |
293 | bindings_.clear(); |
294 | channel_selectors_.clear(); | |
295 | decoder_forms_.clear(); | |
4e5a4405 | 296 | |
8dbbc7f0 | 297 | const list< shared_ptr<Decoder> >& stack = decoder_stack_->stack(); |
4e5a4405 | 298 | |
2ad82c2e | 299 | if (stack.empty()) { |
5069084a JH |
300 | QLabel *const l = new QLabel( |
301 | tr("<p><i>No decoders in the stack</i></p>")); | |
302 | l->setAlignment(Qt::AlignCenter); | |
303 | form->addRow(l); | |
2ad82c2e | 304 | } else { |
f46e495e | 305 | auto iter = stack.cbegin(); |
5069084a JH |
306 | for (int i = 0; i < (int)stack.size(); i++, iter++) { |
307 | shared_ptr<Decoder> dec(*iter); | |
308 | create_decoder_form(i, dec, parent, form); | |
309 | } | |
310 | ||
311 | form->addRow(new QLabel( | |
8bd26d8b | 312 | tr("<i>* Required channels</i>"), parent)); |
5069084a | 313 | } |
4e5a4405 | 314 | |
ce94e4fd | 315 | // Add stacking button |
ce94e4fd JH |
316 | pv::widgets::DecoderMenu *const decoder_menu = |
317 | new pv::widgets::DecoderMenu(parent); | |
7491a29f JH |
318 | connect(decoder_menu, SIGNAL(decoder_selected(srd_decoder*)), |
319 | this, SLOT(on_stack_decoder(srd_decoder*))); | |
320 | ||
321 | QPushButton *const stack_button = | |
322 | new QPushButton(tr("Stack Decoder"), parent); | |
ce94e4fd JH |
323 | stack_button->setMenu(decoder_menu); |
324 | ||
325 | QHBoxLayout *stack_button_box = new QHBoxLayout; | |
326 | stack_button_box->addWidget(stack_button, 0, Qt::AlignRight); | |
327 | form->addRow(stack_button_box); | |
4e5a4405 JH |
328 | } |
329 | ||
b9329558 | 330 | QMenu* DecodeTrace::create_context_menu(QWidget *parent) |
c51482b3 JH |
331 | { |
332 | QMenu *const menu = Trace::create_context_menu(parent); | |
333 | ||
334 | menu->addSeparator(); | |
335 | ||
336 | QAction *const del = new QAction(tr("Delete"), this); | |
a2d21018 | 337 | del->setShortcuts(QKeySequence::Delete); |
c51482b3 JH |
338 | connect(del, SIGNAL(triggered()), this, SLOT(on_delete())); |
339 | menu->addAction(del); | |
340 | ||
341 | return menu; | |
342 | } | |
343 | ||
50631798 SA |
344 | void DecodeTrace::draw_annotations(vector<pv::data::decode::Annotation> annotations, |
345 | QPainter &p, int h, const ViewItemPaintParams &pp, int y, | |
aee9dcf3 | 346 | size_t base_colour, int row_title_width) |
50631798 SA |
347 | { |
348 | using namespace pv::data::decode; | |
349 | ||
350 | vector<Annotation> a_block; | |
bdc2a99b | 351 | int p_end = INT_MIN; |
50631798 SA |
352 | |
353 | double samples_per_pixel, pixels_offset; | |
354 | tie(pixels_offset, samples_per_pixel) = | |
355 | get_pixels_offset_samples_per_pixel(); | |
356 | ||
bdc2a99b SA |
357 | // Sort the annotations by start sample so that decoders |
358 | // can't confuse us by creating annotations out of order | |
359 | stable_sort(annotations.begin(), annotations.end(), | |
360 | [](const Annotation &a, const Annotation &b) { | |
361 | return a.start_sample() < b.start_sample(); }); | |
362 | ||
50631798 SA |
363 | // Gather all annotations that form a visual "block" and draw them as such |
364 | for (const Annotation &a : annotations) { | |
365 | ||
bdc2a99b SA |
366 | const int a_start = a.start_sample() / samples_per_pixel - pixels_offset; |
367 | const int a_end = a.end_sample() / samples_per_pixel - pixels_offset; | |
368 | const int a_width = a_end - a_start; | |
369 | ||
370 | const int delta = a_end - p_end; | |
371 | ||
372 | bool a_is_separate = false; | |
373 | ||
374 | // Annotation wider than the threshold for a useful label width? | |
375 | if (a_width > 20) { | |
376 | for (const QString &ann_text : a.annotations()) { | |
377 | const int w = p.boundingRect(QRectF(), 0, ann_text).width(); | |
378 | // Annotation wide enough to fit a label? Don't put it in a block then | |
379 | if (w <= a_width) { | |
380 | a_is_separate = true; | |
381 | break; | |
382 | } | |
383 | } | |
384 | } | |
50631798 | 385 | |
bdc2a99b SA |
386 | // Were the previous and this annotation more than a pixel apart? |
387 | if ((abs(delta) > 1) || a_is_separate) { | |
388 | // Block was broken, draw annotations that form the current block | |
389 | if (a_block.size() == 1) { | |
aee9dcf3 SA |
390 | draw_annotation(a_block.front(), p, h, pp, y, base_colour, |
391 | row_title_width); | |
bdc2a99b | 392 | } |
50631798 | 393 | else |
bdc2a99b | 394 | draw_annotation_block(a_block, p, h, y, base_colour); |
50631798 SA |
395 | |
396 | a_block.clear(); | |
397 | } | |
398 | ||
bdc2a99b | 399 | if (a_is_separate) { |
aee9dcf3 | 400 | draw_annotation(a, p, h, pp, y, base_colour, row_title_width); |
bdc2a99b SA |
401 | // Next annotation must start a new block. delta will be > 1 |
402 | // because we set p_end to INT_MIN but that's okay since | |
403 | // a_block will be empty, so nothing will be drawn | |
404 | p_end = INT_MIN; | |
405 | } else { | |
406 | a_block.push_back(a); | |
407 | p_end = a_end; | |
408 | } | |
50631798 SA |
409 | } |
410 | ||
411 | if (a_block.size() == 1) | |
aee9dcf3 SA |
412 | draw_annotation(a_block.front(), p, h, pp, y, base_colour, |
413 | row_title_width); | |
50631798 | 414 | else |
33707990 | 415 | draw_annotation_block(a_block, p, h, y, base_colour); |
50631798 SA |
416 | } |
417 | ||
287d607f | 418 | void DecodeTrace::draw_annotation(const pv::data::decode::Annotation &a, |
5b5fa4da | 419 | QPainter &p, int h, const ViewItemPaintParams &pp, int y, |
aee9dcf3 | 420 | size_t base_colour, int row_title_width) const |
06e810f2 | 421 | { |
53e35b2d JH |
422 | double samples_per_pixel, pixels_offset; |
423 | tie(pixels_offset, samples_per_pixel) = | |
424 | get_pixels_offset_samples_per_pixel(); | |
7f8517f6 | 425 | |
06e810f2 JH |
426 | const double start = a.start_sample() / samples_per_pixel - |
427 | pixels_offset; | |
428 | const double end = a.end_sample() / samples_per_pixel - | |
429 | pixels_offset; | |
287d607f JH |
430 | |
431 | const size_t colour = (base_colour + a.format()) % countof(Colours); | |
f765c3db SA |
432 | p.setPen(OutlineColours[colour]); |
433 | p.setBrush(Colours[colour]); | |
06e810f2 | 434 | |
3eb29afd | 435 | if (start > pp.right() + DrawPadding || end < pp.left() - DrawPadding) |
06e810f2 JH |
436 | return; |
437 | ||
438 | if (a.start_sample() == a.end_sample()) | |
f765c3db | 439 | draw_instant(a, p, h, start, y); |
06e810f2 | 440 | else |
f765c3db | 441 | draw_range(a, p, h, start, end, y, pp, |
aee9dcf3 | 442 | row_title_width); |
06e810f2 JH |
443 | } |
444 | ||
33707990 SA |
445 | void DecodeTrace::draw_annotation_block( |
446 | vector<pv::data::decode::Annotation> annotations, QPainter &p, int h, | |
447 | int y, size_t base_colour) const | |
50631798 | 448 | { |
33707990 SA |
449 | using namespace pv::data::decode; |
450 | ||
bdc2a99b SA |
451 | if (annotations.empty()) |
452 | return; | |
453 | ||
50631798 SA |
454 | double samples_per_pixel, pixels_offset; |
455 | tie(pixels_offset, samples_per_pixel) = | |
456 | get_pixels_offset_samples_per_pixel(); | |
457 | ||
33707990 SA |
458 | const double start = annotations.front().start_sample() / |
459 | samples_per_pixel - pixels_offset; | |
460 | const double end = annotations.back().end_sample() / | |
461 | samples_per_pixel - pixels_offset; | |
462 | ||
463 | const double top = y + .5 - h / 2; | |
464 | const double bottom = y + .5 + h / 2; | |
33707990 SA |
465 | |
466 | const size_t colour = (base_colour + annotations.front().format()) % | |
467 | countof(Colours); | |
468 | ||
469 | // Check if all annotations are of the same type (i.e. we can use one color) | |
470 | // or if we should use a neutral color (i.e. gray) | |
8c0302f5 JH |
471 | const int format = annotations.front().format(); |
472 | const bool single_format = std::all_of( | |
473 | annotations.begin(), annotations.end(), | |
474 | [&](const Annotation &a) { return a.format() == format; }); | |
50631798 | 475 | |
33707990 SA |
476 | p.setPen((single_format ? OutlineColours[colour] : Qt::gray)); |
477 | p.setBrush(QBrush((single_format ? Colours[colour] : Qt::gray), | |
478 | Qt::Dense4Pattern)); | |
086f4df5 JH |
479 | p.drawRoundedRect( |
480 | QRectF(start, top, end - start, bottom - top), h/4, h/4); | |
50631798 SA |
481 | } |
482 | ||
06e810f2 | 483 | void DecodeTrace::draw_instant(const pv::data::decode::Annotation &a, QPainter &p, |
f765c3db | 484 | int h, double x, int y) const |
06e810f2 JH |
485 | { |
486 | const QString text = a.annotations().empty() ? | |
487 | QString() : a.annotations().back(); | |
ea86bc4d | 488 | const double w = min((double)p.boundingRect(QRectF(), 0, text).width(), |
06e810f2 JH |
489 | 0.0) + h; |
490 | const QRectF rect(x - w / 2, y - h / 2, w, h); | |
491 | ||
06e810f2 JH |
492 | p.drawRoundedRect(rect, h / 2, h / 2); |
493 | ||
2a56e448 | 494 | p.setPen(Qt::black); |
06e810f2 JH |
495 | p.drawText(rect, Qt::AlignCenter | Qt::AlignVCenter, text); |
496 | } | |
497 | ||
498 | void DecodeTrace::draw_range(const pv::data::decode::Annotation &a, QPainter &p, | |
f765c3db SA |
499 | int h, double start, double end, int y, const ViewItemPaintParams &pp, |
500 | int row_title_width) const | |
06e810f2 JH |
501 | { |
502 | const double top = y + .5 - h / 2; | |
503 | const double bottom = y + .5 + h / 2; | |
504 | const vector<QString> annotations = a.annotations(); | |
505 | ||
06e810f2 | 506 | // If the two ends are within 1 pixel, draw a vertical line |
2ad82c2e | 507 | if (start + 1.0 > end) { |
06e810f2 JH |
508 | p.drawLine(QPointF(start, top), QPointF(start, bottom)); |
509 | return; | |
510 | } | |
511 | ||
512 | const double cap_width = min((end - start) / 4, EndCapWidth); | |
513 | ||
514 | QPointF pts[] = { | |
515 | QPointF(start, y + .5f), | |
516 | QPointF(start + cap_width, top), | |
517 | QPointF(end - cap_width, top), | |
518 | QPointF(end, y + .5f), | |
519 | QPointF(end - cap_width, bottom), | |
520 | QPointF(start + cap_width, bottom) | |
521 | }; | |
522 | ||
523 | p.drawConvexPolygon(pts, countof(pts)); | |
524 | ||
525 | if (annotations.empty()) | |
526 | return; | |
527 | ||
7352be72 SA |
528 | const int ann_start = start + cap_width; |
529 | const int ann_end = end - cap_width; | |
530 | ||
aee9dcf3 | 531 | const int real_start = std::max(ann_start, pp.left() + row_title_width); |
7352be72 | 532 | const int real_end = std::min(ann_end, pp.right()); |
7352be72 SA |
533 | const int real_width = real_end - real_start; |
534 | ||
535 | QRectF rect(real_start, y - h / 2, real_width, h); | |
0f290e9b JH |
536 | if (rect.width() <= 4) |
537 | return; | |
538 | ||
2a56e448 | 539 | p.setPen(Qt::black); |
06e810f2 JH |
540 | |
541 | // Try to find an annotation that will fit | |
542 | QString best_annotation; | |
543 | int best_width = 0; | |
544 | ||
d9aecf1f | 545 | for (const QString &a : annotations) { |
06e810f2 JH |
546 | const int w = p.boundingRect(QRectF(), 0, a).width(); |
547 | if (w <= rect.width() && w > best_width) | |
548 | best_annotation = a, best_width = w; | |
549 | } | |
550 | ||
551 | if (best_annotation.isEmpty()) | |
552 | best_annotation = annotations.back(); | |
553 | ||
554 | // If not ellide the last in the list | |
555 | p.drawText(rect, Qt::AlignCenter, p.fontMetrics().elidedText( | |
556 | best_annotation, Qt::ElideRight, rect.width())); | |
557 | } | |
558 | ||
b9329558 | 559 | void DecodeTrace::draw_error(QPainter &p, const QString &message, |
5b5fa4da | 560 | const ViewItemPaintParams &pp) |
ad50ac1a | 561 | { |
be9e7b4b | 562 | const int y = get_visual_y(); |
ad50ac1a JH |
563 | |
564 | p.setPen(ErrorBgColour.darker()); | |
565 | p.setBrush(ErrorBgColour); | |
566 | ||
567 | const QRectF bounding_rect = | |
3eb29afd | 568 | QRectF(pp.width(), INT_MIN / 2 + y, pp.width(), INT_MAX); |
ad50ac1a JH |
569 | const QRectF text_rect = p.boundingRect(bounding_rect, |
570 | Qt::AlignCenter, message); | |
571 | const float r = text_rect.height() / 4; | |
572 | ||
573 | p.drawRoundedRect(text_rect.adjusted(-r, -r, r, r), r, r, | |
574 | Qt::AbsoluteSize); | |
575 | ||
2a56e448 | 576 | p.setPen(Qt::black); |
ad50ac1a JH |
577 | p.drawText(text_rect, message); |
578 | } | |
579 | ||
5dfeb70f | 580 | void DecodeTrace::draw_unresolved_period(QPainter &p, int h, int left, |
7f8517f6 | 581 | int right) const |
5dfeb70f JH |
582 | { |
583 | using namespace pv::data; | |
584 | using pv::data::decode::Decoder; | |
585 | ||
53e35b2d JH |
586 | double samples_per_pixel, pixels_offset; |
587 | ||
8dbbc7f0 | 588 | assert(decoder_stack_); |
5dfeb70f JH |
589 | |
590 | shared_ptr<Logic> data; | |
591 | shared_ptr<LogicSignal> logic_signal; | |
592 | ||
8dbbc7f0 | 593 | const list< shared_ptr<Decoder> > &stack = decoder_stack_->stack(); |
5dfeb70f | 594 | |
6ac6242b | 595 | // We get the logic data of the first channel in the list. |
5dfeb70f | 596 | // This works because we are currently assuming all |
f3d66e52 | 597 | // LogicSignals have the same data/segment |
d9aecf1f | 598 | for (const shared_ptr<Decoder> &dec : stack) |
8bd26d8b UH |
599 | if (dec && !dec->channels().empty() && |
600 | ((logic_signal = (*dec->channels().begin()).second)) && | |
7aa09b00 | 601 | ((data = logic_signal->logic_data()))) |
5dfeb70f JH |
602 | break; |
603 | ||
f3d66e52 | 604 | if (!data || data->logic_segments().empty()) |
5dfeb70f JH |
605 | return; |
606 | ||
f3d66e52 JH |
607 | const shared_ptr<LogicSegment> segment = |
608 | data->logic_segments().front(); | |
609 | assert(segment); | |
610 | const int64_t sample_count = (int64_t)segment->get_sample_count(); | |
5dfeb70f JH |
611 | if (sample_count == 0) |
612 | return; | |
613 | ||
8dbbc7f0 | 614 | const int64_t samples_decoded = decoder_stack_->samples_decoded(); |
5dfeb70f JH |
615 | if (sample_count == samples_decoded) |
616 | return; | |
617 | ||
be9e7b4b | 618 | const int y = get_visual_y(); |
7f8517f6 | 619 | |
53e35b2d JH |
620 | tie(pixels_offset, samples_per_pixel) = |
621 | get_pixels_offset_samples_per_pixel(); | |
7f8517f6 | 622 | |
5dfeb70f JH |
623 | const double start = max(samples_decoded / |
624 | samples_per_pixel - pixels_offset, left - 1.0); | |
625 | const double end = min(sample_count / samples_per_pixel - | |
626 | pixels_offset, right + 1.0); | |
627 | const QRectF no_decode_rect(start, y - h/2 + 0.5, end - start, h); | |
628 | ||
629 | p.setPen(QPen(Qt::NoPen)); | |
630 | p.setBrush(Qt::white); | |
631 | p.drawRect(no_decode_rect); | |
632 | ||
633 | p.setPen(NoDecodeColour); | |
634 | p.setBrush(QBrush(NoDecodeColour, Qt::Dense6Pattern)); | |
635 | p.drawRect(no_decode_rect); | |
636 | } | |
637 | ||
53e35b2d | 638 | pair<double, double> DecodeTrace::get_pixels_offset_samples_per_pixel() const |
7f8517f6 | 639 | { |
8dbbc7f0 JH |
640 | assert(owner_); |
641 | assert(decoder_stack_); | |
7f8517f6 | 642 | |
8dbbc7f0 | 643 | const View *view = owner_->view(); |
eae6e30a JH |
644 | assert(view); |
645 | ||
646 | const double scale = view->scale(); | |
7f8517f6 SA |
647 | assert(scale > 0); |
648 | ||
53e35b2d | 649 | const double pixels_offset = |
60d9b99a | 650 | ((view->offset() - decoder_stack_->start_time()) / scale).convert_to<double>(); |
7f8517f6 | 651 | |
8dbbc7f0 | 652 | double samplerate = decoder_stack_->samplerate(); |
7f8517f6 SA |
653 | |
654 | // Show sample rate as 1Hz when it is unknown | |
655 | if (samplerate == 0.0) | |
656 | samplerate = 1.0; | |
657 | ||
53e35b2d | 658 | return make_pair(pixels_offset, samplerate * scale); |
7f8517f6 SA |
659 | } |
660 | ||
db1bf6bf JH |
661 | pair<uint64_t, uint64_t> DecodeTrace::get_sample_range( |
662 | int x_start, int x_end) const | |
7f8517f6 | 663 | { |
53e35b2d JH |
664 | double samples_per_pixel, pixels_offset; |
665 | tie(pixels_offset, samples_per_pixel) = | |
666 | get_pixels_offset_samples_per_pixel(); | |
7f8517f6 | 667 | |
db1bf6bf JH |
668 | const uint64_t start = (uint64_t)max( |
669 | (x_start + pixels_offset) * samples_per_pixel, 0.0); | |
670 | const uint64_t end = (uint64_t)max( | |
671 | (x_end + pixels_offset) * samples_per_pixel, 0.0); | |
7f8517f6 SA |
672 | |
673 | return make_pair(start, end); | |
674 | } | |
675 | ||
117cdea3 | 676 | int DecodeTrace::get_row_at_point(const QPoint &point) |
e2f90c50 | 677 | { |
8dbbc7f0 | 678 | if (!row_height_) |
117cdea3 | 679 | return -1; |
e2f90c50 | 680 | |
99029fda SA |
681 | const int y = (point.y() - get_visual_y() + row_height_ / 2); |
682 | ||
683 | /* Integer divison of (x-1)/x would yield 0, so we check for this. */ | |
684 | if (y < 0) | |
685 | return -1; | |
686 | ||
687 | const int row = y / row_height_; | |
688 | ||
689 | if (row >= (int)visible_rows_.size()) | |
117cdea3 | 690 | return -1; |
e2f90c50 | 691 | |
117cdea3 | 692 | return row; |
e2f90c50 SA |
693 | } |
694 | ||
117cdea3 | 695 | const QString DecodeTrace::get_annotation_at_point(const QPoint &point) |
e2f90c50 SA |
696 | { |
697 | using namespace pv::data::decode; | |
698 | ||
117cdea3 JH |
699 | if (!enabled()) |
700 | return QString(); | |
e2f90c50 | 701 | |
117cdea3 JH |
702 | const pair<uint64_t, uint64_t> sample_range = |
703 | get_sample_range(point.x(), point.x() + 1); | |
704 | const int row = get_row_at_point(point); | |
705 | if (row < 0) | |
706 | return QString(); | |
e2f90c50 SA |
707 | |
708 | vector<pv::data::decode::Annotation> annotations; | |
709 | ||
8dbbc7f0 JH |
710 | assert(decoder_stack_); |
711 | decoder_stack_->get_annotation_subset(annotations, visible_rows_[row], | |
e2f90c50 SA |
712 | sample_range.first, sample_range.second); |
713 | ||
714 | return (annotations.empty()) ? | |
715 | QString() : annotations[0].annotations().front(); | |
716 | } | |
717 | ||
117cdea3 JH |
718 | void DecodeTrace::hover_point_changed() |
719 | { | |
8dbbc7f0 | 720 | assert(owner_); |
eae6e30a | 721 | |
8dbbc7f0 | 722 | const View *const view = owner_->view(); |
eae6e30a JH |
723 | assert(view); |
724 | ||
725 | QPoint hp = view->hover_point(); | |
117cdea3 | 726 | QString ann = get_annotation_at_point(hp); |
e2f90c50 | 727 | |
eae6e30a | 728 | assert(view); |
e2f90c50 | 729 | |
8b9df0ad | 730 | if (!row_height_ || ann.isEmpty()) { |
ebdfa094 | 731 | QToolTip::hideText(); |
117cdea3 JH |
732 | return; |
733 | } | |
6e6881e2 | 734 | |
117cdea3 | 735 | const int hover_row = get_row_at_point(hp); |
6e6881e2 | 736 | |
117cdea3 JH |
737 | QFontMetrics m(QToolTip::font()); |
738 | const QRect text_size = m.boundingRect(QRect(), 0, ann); | |
e2f90c50 | 739 | |
117cdea3 JH |
740 | // This is OS-specific and unfortunately we can't query it, so |
741 | // use an approximation to at least try to minimize the error. | |
742 | const int padding = 8; | |
6e6881e2 | 743 | |
117cdea3 JH |
744 | // Make sure the tool tip doesn't overlap with the mouse cursor. |
745 | // If it did, the tool tip would constantly hide and re-appear. | |
746 | // We also push it up by one row so that it appears above the | |
747 | // decode trace, not below. | |
748 | hp.setX(hp.x() - (text_size.width() / 2) - padding); | |
6e6881e2 | 749 | |
8dbbc7f0 JH |
750 | hp.setY(get_visual_y() - (row_height_ / 2) + |
751 | (hover_row * row_height_) - | |
99029fda | 752 | row_height_ - text_size.height() - padding); |
e2f90c50 | 753 | |
eae6e30a | 754 | QToolTip::showText(view->viewport()->mapToGlobal(hp), ann); |
9555ca8b SA |
755 | } |
756 | ||
613d097c JH |
757 | void DecodeTrace::create_decoder_form(int index, |
758 | shared_ptr<data::decode::Decoder> &dec, QWidget *parent, | |
759 | QFormLayout *form) | |
7491a29f | 760 | { |
8bd26d8b | 761 | const GSList *l; |
7491a29f JH |
762 | |
763 | assert(dec); | |
764 | const srd_decoder *const decoder = dec->decoder(); | |
765 | assert(decoder); | |
766 | ||
ff59fa2c SA |
767 | const bool decoder_deletable = index > 0; |
768 | ||
204bae45 | 769 | pv::widgets::DecoderGroupBox *const group = |
27e8df22 | 770 | new pv::widgets::DecoderGroupBox( |
ff59fa2c | 771 | QString::fromUtf8(decoder->name), nullptr, decoder_deletable); |
dd048a7e | 772 | group->set_decoder_visible(dec->shown()); |
613d097c | 773 | |
ff59fa2c SA |
774 | if (decoder_deletable) { |
775 | delete_mapper_.setMapping(group, index); | |
776 | connect(group, SIGNAL(delete_decoder()), &delete_mapper_, SLOT(map())); | |
777 | } | |
613d097c | 778 | |
8dbbc7f0 | 779 | show_hide_mapper_.setMapping(group, index); |
dd048a7e | 780 | connect(group, SIGNAL(show_hide_decoder()), |
8dbbc7f0 | 781 | &show_hide_mapper_, SLOT(map())); |
dd048a7e | 782 | |
204bae45 JH |
783 | QFormLayout *const decoder_form = new QFormLayout; |
784 | group->add_layout(decoder_form); | |
7491a29f | 785 | |
8bd26d8b | 786 | // Add the mandatory channels |
f3290553 | 787 | for (l = decoder->channels; l; l = l->next) { |
8bd26d8b UH |
788 | const struct srd_channel *const pdch = |
789 | (struct srd_channel *)l->data; | |
6ac6242b | 790 | QComboBox *const combo = create_channel_selector(parent, dec, pdch); |
7491a29f | 791 | connect(combo, SIGNAL(currentIndexChanged(int)), |
6ac6242b | 792 | this, SLOT(on_channel_selected(int))); |
204bae45 | 793 | decoder_form->addRow(tr("<b>%1</b> (%2) *") |
744aa24f UH |
794 | .arg(QString::fromUtf8(pdch->name), |
795 | QString::fromUtf8(pdch->desc)), combo); | |
7491a29f | 796 | |
6ac6242b | 797 | const ChannelSelector s = {combo, dec, pdch}; |
8dbbc7f0 | 798 | channel_selectors_.push_back(s); |
7491a29f JH |
799 | } |
800 | ||
8bd26d8b | 801 | // Add the optional channels |
f3290553 | 802 | for (l = decoder->opt_channels; l; l = l->next) { |
8bd26d8b UH |
803 | const struct srd_channel *const pdch = |
804 | (struct srd_channel *)l->data; | |
6ac6242b | 805 | QComboBox *const combo = create_channel_selector(parent, dec, pdch); |
7491a29f | 806 | connect(combo, SIGNAL(currentIndexChanged(int)), |
6ac6242b | 807 | this, SLOT(on_channel_selected(int))); |
204bae45 | 808 | decoder_form->addRow(tr("<b>%1</b> (%2)") |
744aa24f UH |
809 | .arg(QString::fromUtf8(pdch->name), |
810 | QString::fromUtf8(pdch->desc)), combo); | |
7491a29f | 811 | |
6ac6242b | 812 | const ChannelSelector s = {combo, dec, pdch}; |
8dbbc7f0 | 813 | channel_selectors_.push_back(s); |
7491a29f JH |
814 | } |
815 | ||
816 | // Add the options | |
3cc9ad7b JH |
817 | shared_ptr<binding::Decoder> binding( |
818 | new binding::Decoder(decoder_stack_, dec)); | |
204bae45 | 819 | binding->add_properties_to_form(decoder_form, true); |
7491a29f | 820 | |
8dbbc7f0 | 821 | bindings_.push_back(binding); |
204bae45 JH |
822 | |
823 | form->addRow(group); | |
8dbbc7f0 | 824 | decoder_forms_.push_back(group); |
7491a29f JH |
825 | } |
826 | ||
6ac6242b | 827 | QComboBox* DecodeTrace::create_channel_selector( |
7491a29f | 828 | QWidget *parent, const shared_ptr<data::decode::Decoder> &dec, |
8bd26d8b | 829 | const srd_channel *const pdch) |
4e5a4405 | 830 | { |
7491a29f JH |
831 | assert(dec); |
832 | ||
bf914698 | 833 | const auto sigs(session_.signals()); |
78b0af3e JH |
834 | |
835 | vector< shared_ptr<Signal> > sig_list(sigs.begin(), sigs.end()); | |
836 | std::sort(sig_list.begin(), sig_list.end(), | |
837 | [](const shared_ptr<Signal> &a, const shared_ptr<Signal> b) { | |
838 | return a->name().compare(b->name()) < 0; }); | |
4e5a4405 | 839 | |
8dbbc7f0 | 840 | assert(decoder_stack_); |
6ac6242b | 841 | const auto channel_iter = dec->channels().find(pdch); |
4e5a4405 JH |
842 | |
843 | QComboBox *selector = new QComboBox(parent); | |
844 | ||
4c60462b | 845 | selector->addItem("-", qVariantFromValue((void*)nullptr)); |
4e5a4405 | 846 | |
6ac6242b | 847 | if (channel_iter == dec->channels().end()) |
4e5a4405 JH |
848 | selector->setCurrentIndex(0); |
849 | ||
78b0af3e | 850 | for (const shared_ptr<view::Signal> &s : sig_list) { |
4e5a4405 | 851 | assert(s); |
2ad82c2e | 852 | if (dynamic_pointer_cast<LogicSignal>(s) && s->enabled()) { |
0a47889b | 853 | selector->addItem(s->name(), |
4e5a4405 | 854 | qVariantFromValue((void*)s.get())); |
5da5d081 TS |
855 | |
856 | if (channel_iter != dec->channels().end() && | |
857 | (*channel_iter).second == s) | |
78b0af3e JH |
858 | selector->setCurrentIndex( |
859 | selector->count() - 1); | |
4e5a4405 JH |
860 | } |
861 | } | |
862 | ||
863 | return selector; | |
864 | } | |
865 | ||
6ac6242b | 866 | void DecodeTrace::commit_decoder_channels(shared_ptr<data::decode::Decoder> &dec) |
4e5a4405 | 867 | { |
7491a29f | 868 | assert(dec); |
4e5a4405 | 869 | |
6ac6242b | 870 | map<const srd_channel*, shared_ptr<LogicSignal> > channel_map; |
c3a740dd | 871 | |
bf914698 | 872 | const unordered_set< shared_ptr<Signal> > sigs(session_.signals()); |
4e5a4405 | 873 | |
2ad82c2e | 874 | for (const ChannelSelector &s : channel_selectors_) { |
f3290553 | 875 | if (s.decoder_ != dec) |
7491a29f JH |
876 | break; |
877 | ||
4e5a4405 | 878 | const LogicSignal *const selection = |
8dbbc7f0 JH |
879 | (LogicSignal*)s.combo_->itemData( |
880 | s.combo_->currentIndex()).value<void*>(); | |
4e5a4405 | 881 | |
d9aecf1f | 882 | for (shared_ptr<Signal> sig : sigs) |
f3290553 | 883 | if (sig.get() == selection) { |
8dbbc7f0 | 884 | channel_map[s.pdch_] = |
7491a29f | 885 | dynamic_pointer_cast<LogicSignal>(sig); |
4e5a4405 JH |
886 | break; |
887 | } | |
888 | } | |
889 | ||
6ac6242b | 890 | dec->set_channels(channel_map); |
7491a29f JH |
891 | } |
892 | ||
6ac6242b | 893 | void DecodeTrace::commit_channels() |
7491a29f | 894 | { |
8dbbc7f0 JH |
895 | assert(decoder_stack_); |
896 | for (shared_ptr<data::decode::Decoder> dec : decoder_stack_->stack()) | |
6ac6242b | 897 | commit_decoder_channels(dec); |
7491a29f | 898 | |
8dbbc7f0 | 899 | decoder_stack_->begin_decode(); |
4e5a4405 JH |
900 | } |
901 | ||
b9329558 | 902 | void DecodeTrace::on_new_decode_data() |
9cef9567 | 903 | { |
8dbbc7f0 | 904 | if (owner_) |
6e2c3c85 | 905 | owner_->row_item_appearance_changed(false, true); |
9cef9567 JH |
906 | } |
907 | ||
b9329558 | 908 | void DecodeTrace::delete_pressed() |
5ed1adf5 JH |
909 | { |
910 | on_delete(); | |
911 | } | |
912 | ||
b9329558 | 913 | void DecodeTrace::on_delete() |
c51482b3 | 914 | { |
8dbbc7f0 | 915 | session_.remove_decode_signal(this); |
c51482b3 JH |
916 | } |
917 | ||
6ac6242b | 918 | void DecodeTrace::on_channel_selected(int) |
4e5a4405 | 919 | { |
6ac6242b | 920 | commit_channels(); |
4e5a4405 JH |
921 | } |
922 | ||
7491a29f JH |
923 | void DecodeTrace::on_stack_decoder(srd_decoder *decoder) |
924 | { | |
925 | assert(decoder); | |
8dbbc7f0 JH |
926 | assert(decoder_stack_); |
927 | decoder_stack_->push(shared_ptr<data::decode::Decoder>( | |
7491a29f | 928 | new data::decode::Decoder(decoder))); |
8dbbc7f0 | 929 | decoder_stack_->begin_decode(); |
37fd11b1 JH |
930 | |
931 | create_popup_form(); | |
7491a29f JH |
932 | } |
933 | ||
613d097c JH |
934 | void DecodeTrace::on_delete_decoder(int index) |
935 | { | |
8dbbc7f0 | 936 | decoder_stack_->remove(index); |
613d097c JH |
937 | |
938 | // Update the popup | |
939 | create_popup_form(); | |
940 | ||
8dbbc7f0 | 941 | decoder_stack_->begin_decode(); |
613d097c JH |
942 | } |
943 | ||
dd048a7e JH |
944 | void DecodeTrace::on_show_hide_decoder(int index) |
945 | { | |
946 | using pv::data::decode::Decoder; | |
947 | ||
8dbbc7f0 | 948 | const list< shared_ptr<Decoder> > stack(decoder_stack_->stack()); |
dd048a7e JH |
949 | |
950 | // Find the decoder in the stack | |
f46e495e | 951 | auto iter = stack.cbegin(); |
f3290553 | 952 | for (int i = 0; i < index; i++, iter++) |
dd048a7e JH |
953 | assert(iter != stack.end()); |
954 | ||
955 | shared_ptr<Decoder> dec = *iter; | |
956 | assert(dec); | |
957 | ||
958 | const bool show = !dec->shown(); | |
959 | dec->show(show); | |
960 | ||
8dbbc7f0 JH |
961 | assert(index < (int)decoder_forms_.size()); |
962 | decoder_forms_[index]->set_decoder_visible(show); | |
dd048a7e | 963 | |
8dbbc7f0 | 964 | if (owner_) |
6e2c3c85 | 965 | owner_->row_item_appearance_changed(false, true); |
dd048a7e JH |
966 | } |
967 | ||
55d3603d JH |
968 | } // namespace view |
969 | } // namespace pv |