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aba1dd16 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/>. |
aba1dd16 JH |
18 | */ |
19 | ||
20 | #include <extdef.h> | |
21 | ||
3b68d03d JH |
22 | #include <cassert> |
23 | #include <cmath> | |
8a2fafcc JH |
24 | #include <cstdlib> |
25 | #include <limits> | |
a8fd2759 | 26 | #include <vector> |
aba1dd16 | 27 | |
37b9fed4 | 28 | #include <QApplication> |
73e377fe | 29 | #include <QCheckBox> |
368a37c2 | 30 | #include <QComboBox> |
4cffac16 | 31 | #include <QFormLayout> |
368a37c2 SA |
32 | #include <QGridLayout> |
33 | #include <QLabel> | |
03cc651d | 34 | #include <QString> |
37b9fed4 | 35 | |
2acdb232 | 36 | #include "analogsignal.hpp" |
1573bf16 SA |
37 | #include "logicsignal.hpp" |
38 | #include "view.hpp" | |
39 | ||
2acdb232 | 40 | #include "pv/data/analog.hpp" |
f3d66e52 | 41 | #include "pv/data/analogsegment.hpp" |
a8fd2759 SA |
42 | #include "pv/data/logic.hpp" |
43 | #include "pv/data/logicsegment.hpp" | |
bf0edd2b | 44 | #include "pv/data/signalbase.hpp" |
8de1e1b2 | 45 | #include "pv/globalsettings.hpp" |
aba1dd16 | 46 | |
fe3a1c21 | 47 | #include <libsigrokcxx/libsigrokcxx.hpp> |
e8d00928 | 48 | |
2601ce96 | 49 | using std::bind; |
6f925ba9 UH |
50 | using std::deque; |
51 | using std::div; | |
52 | using std::div_t; | |
819f4c25 | 53 | using std::max; |
a5d93c27 | 54 | using std::make_pair; |
819f4c25 | 55 | using std::min; |
6f925ba9 UH |
56 | using std::numeric_limits; |
57 | using std::pair; | |
2601ce96 | 58 | using std::placeholders::_1; |
f9abf97e | 59 | using std::shared_ptr; |
a8fd2759 | 60 | using std::vector; |
aba1dd16 | 61 | |
2b6e7a72 SA |
62 | using pv::data::SignalBase; |
63 | ||
aba1dd16 | 64 | namespace pv { |
f4e57597 | 65 | namespace views { |
1573bf16 | 66 | namespace trace { |
aba1dd16 | 67 | |
568b90d4 JH |
68 | const QColor AnalogSignal::SignalColours[4] = { |
69 | QColor(0xC4, 0xA0, 0x00), // Yellow | |
70 | QColor(0x87, 0x20, 0x7A), // Magenta | |
71 | QColor(0x20, 0x4A, 0x87), // Blue | |
72 | QColor(0x4E, 0x9A, 0x06) // Green | |
73 | }; | |
74 | ||
561ba3ae | 75 | const QPen AnalogSignal::AxisPen(QColor(0, 0, 0, 30 * 256 / 100), 2); |
c063290a UH |
76 | const QColor AnalogSignal::GridMajorColor = QColor(0, 0, 0, 40 * 256 / 100); |
77 | const QColor AnalogSignal::GridMinorColor = QColor(0, 0, 0, 20 * 256 / 100); | |
37b9fed4 | 78 | |
8de1e1b2 UH |
79 | const QColor AnalogSignal::SamplingPointColour(0x77, 0x77, 0x77); |
80 | ||
4433246b | 81 | const QColor AnalogSignal::ThresholdColor = QColor(0, 0, 0, 30 * 256 / 100); |
1d150cd6 SA |
82 | const QColor AnalogSignal::ThresholdColorLo = QColor(255, 0, 0, 8 * 256 / 100); |
83 | const QColor AnalogSignal::ThresholdColorNe = QColor(0, 0, 0, 6 * 256 / 100); | |
84 | const QColor AnalogSignal::ThresholdColorHi = QColor(0, 255, 0, 8 * 256 / 100); | |
4433246b | 85 | |
fdfd5b3e SA |
86 | const int64_t AnalogSignal::TracePaintBlockSize = 1024 * 1024; // 4 MiB (due to float) |
87 | const float AnalogSignal::EnvelopeThreshold = 64.0f; | |
7c68ddae | 88 | |
4cffac16 | 89 | const int AnalogSignal::MaximumVDivs = 10; |
368a37c2 SA |
90 | const int AnalogSignal::MinScaleIndex = -6; |
91 | const int AnalogSignal::MaxScaleIndex = 7; | |
4cffac16 | 92 | |
03cc651d SA |
93 | const int AnalogSignal::InfoTextMarginRight = 20; |
94 | const int AnalogSignal::InfoTextMarginBottom = 5; | |
95 | ||
b86aa8f4 | 96 | AnalogSignal::AnalogSignal( |
2b81ae46 | 97 | pv::Session &session, |
cbd2a2de | 98 | shared_ptr<data::SignalBase> base) : |
73a25a6e | 99 | Signal(session, base), |
834a4f1b | 100 | scale_index_(4), // 20 per div |
37b9fed4 | 101 | scale_index_drag_offset_(0), |
459db2c5 SA |
102 | pos_vdivs_(1), |
103 | neg_vdivs_(1), | |
73e377fe | 104 | resolution_(0), |
a970015f | 105 | display_type_(DisplayBoth), |
1f1d55ce | 106 | autoranging_(true) |
aba1dd16 | 107 | { |
561ba3ae SA |
108 | axis_pen_ = AxisPen; |
109 | ||
85715407 SA |
110 | pv::data::Analog* analog_data = |
111 | dynamic_cast<pv::data::Analog*>(data().get()); | |
112 | ||
c6d9cf65 SA |
113 | connect(analog_data, SIGNAL(min_max_changed(float, float)), |
114 | this, SLOT(on_min_max_changed(float, float))); | |
85715407 | 115 | |
2601ce96 SA |
116 | GlobalSettings::register_change_handler(GlobalSettings::Key_View_ShowConversionThresholds, |
117 | bind(&AnalogSignal::on_settingViewShowConversionThresholds_changed, this, _1)); | |
118 | ||
cbb50547 | 119 | GlobalSettings gs; |
2601ce96 SA |
120 | show_conversion_thresholds_ = |
121 | gs.value(GlobalSettings::Key_View_ShowConversionThresholds).toBool(); | |
122 | ||
cbb50547 SA |
123 | div_height_ = gs.value(GlobalSettings::Key_View_DefaultDivHeight).toInt(); |
124 | ||
73a25a6e | 125 | base_->set_colour(SignalColours[base_->index() % countof(SignalColours)]); |
834a4f1b | 126 | update_scale(); |
aba1dd16 JH |
127 | } |
128 | ||
3009b5b3 JH |
129 | shared_ptr<pv::data::SignalData> AnalogSignal::data() const |
130 | { | |
cbd2a2de | 131 | return base_->analog_data(); |
9a0cd293 JH |
132 | } |
133 | ||
3a21afa6 SA |
134 | void AnalogSignal::save_settings(QSettings &settings) const |
135 | { | |
459db2c5 SA |
136 | settings.setValue("pos_vdivs", pos_vdivs_); |
137 | settings.setValue("neg_vdivs", neg_vdivs_); | |
3a21afa6 | 138 | settings.setValue("scale_index", scale_index_); |
a970015f | 139 | settings.setValue("display_type", display_type_); |
73e377fe | 140 | settings.setValue("autoranging", autoranging_); |
cbb50547 | 141 | settings.setValue("div_height", div_height_); |
3a21afa6 SA |
142 | } |
143 | ||
144 | void AnalogSignal::restore_settings(QSettings &settings) | |
145 | { | |
459db2c5 SA |
146 | if (settings.contains("pos_vdivs")) |
147 | pos_vdivs_ = settings.value("pos_vdivs").toInt(); | |
148 | ||
149 | if (settings.contains("neg_vdivs")) | |
150 | neg_vdivs_ = settings.value("neg_vdivs").toInt(); | |
3a21afa6 SA |
151 | |
152 | if (settings.contains("scale_index")) { | |
153 | scale_index_ = settings.value("scale_index").toInt(); | |
154 | update_scale(); | |
155 | } | |
73e377fe | 156 | |
a970015f SA |
157 | if (settings.contains("display_type")) |
158 | display_type_ = (DisplayType)(settings.value("display_type").toInt()); | |
159 | ||
73e377fe SA |
160 | if (settings.contains("autoranging")) |
161 | autoranging_ = settings.value("autoranging").toBool(); | |
cbb50547 SA |
162 | |
163 | if (settings.contains("div_height")) { | |
164 | const int old_height = div_height_; | |
165 | div_height_ = settings.value("div_height").toInt(); | |
166 | ||
167 | if ((div_height_ != old_height) && owner_) { | |
168 | // Call order is important, otherwise the lazy event handler won't work | |
169 | owner_->extents_changed(false, true); | |
170 | owner_->row_item_appearance_changed(false, true); | |
171 | } | |
172 | } | |
3a21afa6 SA |
173 | } |
174 | ||
6f925ba9 | 175 | pair<int, int> AnalogSignal::v_extents() const |
a5d93c27 | 176 | { |
459db2c5 SA |
177 | const int ph = pos_vdivs_ * div_height_; |
178 | const int nh = neg_vdivs_ * div_height_; | |
179 | return make_pair(-ph, nh); | |
a5d93c27 JH |
180 | } |
181 | ||
214470fc JH |
182 | int AnalogSignal::scale_handle_offset() const |
183 | { | |
459db2c5 | 184 | const int h = (pos_vdivs_ + neg_vdivs_) * div_height_; |
37b9fed4 | 185 | |
c063290a | 186 | return ((scale_index_drag_offset_ - scale_index_) * h / 4) - h / 2; |
214470fc JH |
187 | } |
188 | ||
189 | void AnalogSignal::scale_handle_dragged(int offset) | |
190 | { | |
459db2c5 | 191 | const int h = (pos_vdivs_ + neg_vdivs_) * div_height_; |
37b9fed4 | 192 | |
c063290a | 193 | scale_index_ = scale_index_drag_offset_ - (offset + h / 2) / (h / 4); |
834a4f1b SA |
194 | |
195 | update_scale(); | |
8a2fafcc JH |
196 | } |
197 | ||
198 | void AnalogSignal::scale_handle_drag_release() | |
199 | { | |
200 | scale_index_drag_offset_ = scale_index_; | |
834a4f1b | 201 | update_scale(); |
214470fc JH |
202 | } |
203 | ||
60938e04 | 204 | void AnalogSignal::paint_back(QPainter &p, ViewItemPaintParams &pp) |
fe08b6e8 | 205 | { |
1d150cd6 SA |
206 | if (!base_->enabled()) |
207 | return; | |
208 | ||
1d150cd6 SA |
209 | const vector<double> thresholds = base_->get_conversion_thresholds(); |
210 | ||
211 | // Only display thresholds if we have some and we show analog samples | |
2601ce96 | 212 | if ((thresholds.size() > 0) && show_conversion_thresholds_ && |
1d150cd6 SA |
213 | ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth))) { |
214 | ||
215 | const int visual_y = get_visual_y(); | |
216 | const pair<int, int> extents = v_extents(); | |
217 | const int top = visual_y + extents.first; | |
218 | const int btm = visual_y + extents.second; | |
219 | ||
220 | // Draw high/neutral/low areas | |
221 | if (thresholds.size() == 2) { | |
222 | const double thr_lo = visual_y - thresholds[0] * scale_; | |
223 | const double thr_hi = visual_y - thresholds[1] * scale_; | |
224 | ||
225 | p.fillRect(QRectF(pp.left(), top, pp.width(), thr_hi - top), | |
226 | QBrush(ThresholdColorHi)); | |
227 | p.fillRect(QRectF(pp.left(), thr_hi, pp.width(), thr_lo - thr_hi), | |
228 | QBrush(ThresholdColorNe)); | |
229 | p.fillRect(QRectF(pp.left(), thr_lo, pp.width(), btm - thr_lo), | |
230 | QBrush(ThresholdColorLo)); | |
231 | } else { | |
232 | const double thr = visual_y - thresholds[0] * scale_; | |
233 | ||
234 | p.fillRect(QRectF(pp.left(), top, pp.width(), thr - top), | |
235 | QBrush(ThresholdColorHi)); | |
236 | p.fillRect(QRectF(pp.left(), thr, pp.width(), btm - thr), | |
237 | QBrush(ThresholdColorLo)); | |
238 | } | |
239 | ||
240 | paint_axis(p, pp, get_visual_y()); | |
241 | } else { | |
99af6802 | 242 | Trace::paint_back(p, pp); |
97904bf7 | 243 | paint_axis(p, pp, get_visual_y()); |
99af6802 | 244 | } |
fe08b6e8 JH |
245 | } |
246 | ||
60938e04 | 247 | void AnalogSignal::paint_mid(QPainter &p, ViewItemPaintParams &pp) |
aba1dd16 | 248 | { |
cbd2a2de | 249 | assert(base_->analog_data()); |
8dbbc7f0 | 250 | assert(owner_); |
a8acb46e | 251 | |
be9e7b4b | 252 | const int y = get_visual_y(); |
01fd3263 | 253 | |
73a25a6e | 254 | if (!base_->enabled()) |
cec48d16 JH |
255 | return; |
256 | ||
a8fd2759 SA |
257 | if ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth)) { |
258 | paint_grid(p, y, pp.left(), pp.right()); | |
259 | ||
260 | const deque< shared_ptr<pv::data::AnalogSegment> > &segments = | |
261 | base_->analog_data()->analog_segments(); | |
262 | if (segments.empty()) | |
263 | return; | |
264 | ||
265 | const shared_ptr<pv::data::AnalogSegment> &segment = | |
266 | segments.front(); | |
267 | ||
268 | const double pixels_offset = pp.pixels_offset(); | |
269 | const double samplerate = max(1.0, segment->samplerate()); | |
270 | const pv::util::Timestamp& start_time = segment->start_time(); | |
271 | const int64_t last_sample = segment->get_sample_count() - 1; | |
272 | const double samples_per_pixel = samplerate * pp.scale(); | |
273 | const pv::util::Timestamp start = samplerate * (pp.offset() - start_time); | |
274 | const pv::util::Timestamp end = start + samples_per_pixel * pp.width(); | |
275 | ||
276 | const int64_t start_sample = min(max(floor(start).convert_to<int64_t>(), | |
277 | (int64_t)0), last_sample); | |
278 | const int64_t end_sample = min(max((ceil(end) + 1).convert_to<int64_t>(), | |
279 | (int64_t)0), last_sample); | |
280 | ||
281 | if (samples_per_pixel < EnvelopeThreshold) | |
282 | paint_trace(p, segment, y, pp.left(), | |
283 | start_sample, end_sample, | |
284 | pixels_offset, samples_per_pixel); | |
285 | else | |
286 | paint_envelope(p, segment, y, pp.left(), | |
287 | start_sample, end_sample, | |
288 | pixels_offset, samples_per_pixel); | |
289 | } | |
a8acb46e | 290 | |
1d150cd6 SA |
291 | if ((display_type_ == DisplayConverted) || (display_type_ == DisplayBoth)) |
292 | paint_logic_mid(p, pp); | |
7c68ddae JH |
293 | } |
294 | ||
60938e04 | 295 | void AnalogSignal::paint_fore(QPainter &p, ViewItemPaintParams &pp) |
03cc651d SA |
296 | { |
297 | if (!enabled()) | |
298 | return; | |
299 | ||
b8c4a95b SA |
300 | if ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth)) { |
301 | const int y = get_visual_y(); | |
03cc651d | 302 | |
b8c4a95b SA |
303 | // Show the info section on the right side of the trace |
304 | const QString infotext = QString("%1 V/div").arg(resolution_); | |
03cc651d | 305 | |
b8c4a95b SA |
306 | p.setPen(base_->colour()); |
307 | p.setFont(QApplication::font()); | |
03cc651d | 308 | |
b8c4a95b SA |
309 | const QRectF bounding_rect = QRectF(pp.left(), |
310 | y + v_extents().first, | |
311 | pp.width() - InfoTextMarginRight, | |
312 | v_extents().second - v_extents().first - InfoTextMarginBottom); | |
03cc651d | 313 | |
b8c4a95b SA |
314 | p.drawText(bounding_rect, Qt::AlignRight | Qt::AlignBottom, infotext); |
315 | } | |
03cc651d SA |
316 | } |
317 | ||
37b9fed4 SA |
318 | void AnalogSignal::paint_grid(QPainter &p, int y, int left, int right) |
319 | { | |
46a0cadc SA |
320 | p.setRenderHint(QPainter::Antialiasing, false); |
321 | ||
8ad61f40 UH |
322 | GlobalSettings settings; |
323 | const bool show_analog_minor_grid = | |
324 | settings.value(GlobalSettings::Key_View_ShowAnalogMinorGrid).toBool(); | |
325 | ||
459db2c5 SA |
326 | if (pos_vdivs_ > 0) { |
327 | p.setPen(QPen(GridMajorColor, 1, Qt::DashLine)); | |
328 | for (int i = 1; i <= pos_vdivs_; i++) { | |
329 | const float dy = i * div_height_; | |
330 | p.drawLine(QLineF(left, y - dy, right, y - dy)); | |
331 | } | |
8ad61f40 | 332 | } |
459db2c5 | 333 | |
8ad61f40 | 334 | if ((pos_vdivs_ > 0) && show_analog_minor_grid) { |
459db2c5 SA |
335 | p.setPen(QPen(GridMinorColor, 1, Qt::DashLine)); |
336 | for (int i = 0; i < pos_vdivs_; i++) { | |
337 | const float dy = i * div_height_; | |
338 | const float dy25 = dy + (0.25 * div_height_); | |
339 | const float dy50 = dy + (0.50 * div_height_); | |
340 | const float dy75 = dy + (0.75 * div_height_); | |
341 | p.drawLine(QLineF(left, y - dy25, right, y - dy25)); | |
342 | p.drawLine(QLineF(left, y - dy50, right, y - dy50)); | |
343 | p.drawLine(QLineF(left, y - dy75, right, y - dy75)); | |
344 | } | |
37b9fed4 SA |
345 | } |
346 | ||
459db2c5 SA |
347 | if (neg_vdivs_ > 0) { |
348 | p.setPen(QPen(GridMajorColor, 1, Qt::DashLine)); | |
349 | for (int i = 1; i <= neg_vdivs_; i++) { | |
350 | const float dy = i * div_height_; | |
351 | p.drawLine(QLineF(left, y + dy, right, y + dy)); | |
352 | } | |
8ad61f40 | 353 | } |
459db2c5 | 354 | |
8ad61f40 | 355 | if ((pos_vdivs_ > 0) && show_analog_minor_grid) { |
459db2c5 SA |
356 | p.setPen(QPen(GridMinorColor, 1, Qt::DashLine)); |
357 | for (int i = 0; i < neg_vdivs_; i++) { | |
358 | const float dy = i * div_height_; | |
359 | const float dy25 = dy + (0.25 * div_height_); | |
360 | const float dy50 = dy + (0.50 * div_height_); | |
361 | const float dy75 = dy + (0.75 * div_height_); | |
362 | p.drawLine(QLineF(left, y + dy25, right, y + dy25)); | |
363 | p.drawLine(QLineF(left, y + dy50, right, y + dy50)); | |
364 | p.drawLine(QLineF(left, y + dy75, right, y + dy75)); | |
365 | } | |
37b9fed4 | 366 | } |
46a0cadc SA |
367 | |
368 | p.setRenderHint(QPainter::Antialiasing, true); | |
37b9fed4 SA |
369 | } |
370 | ||
7c68ddae | 371 | void AnalogSignal::paint_trace(QPainter &p, |
f3d66e52 | 372 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
373 | int y, int left, const int64_t start, const int64_t end, |
374 | const double pixels_offset, const double samples_per_pixel) | |
375 | { | |
fdfd5b3e SA |
376 | if (end <= start) |
377 | return; | |
378 | ||
379 | // Calculate and paint the sampling points if enabled and useful | |
380 | GlobalSettings settings; | |
381 | const bool show_sampling_points = | |
382 | settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool() && | |
383 | (samples_per_pixel < 0.25); | |
384 | ||
73a25a6e | 385 | p.setPen(base_->colour()); |
7c68ddae | 386 | |
76ce6c7a UH |
387 | const int64_t points_count = end - start; |
388 | ||
389 | QPointF *points = new QPointF[points_count]; | |
a8acb46e JH |
390 | QPointF *point = points; |
391 | ||
fdfd5b3e SA |
392 | QRectF *sampling_points = nullptr; |
393 | if (show_sampling_points) | |
394 | sampling_points = new QRectF[points_count]; | |
8de1e1b2 UH |
395 | QRectF *sampling_point = sampling_points; |
396 | ||
fdfd5b3e SA |
397 | int64_t sample_count = min(points_count, TracePaintBlockSize); |
398 | int64_t block_sample = 0; | |
b82243f7 SA |
399 | float *sample_block = new float[TracePaintBlockSize]; |
400 | segment->get_samples(start, start + sample_count, sample_block); | |
26a883ed | 401 | |
8de1e1b2 | 402 | const int w = 2; |
fdfd5b3e SA |
403 | for (int64_t sample = start; sample != end; sample++, block_sample++) { |
404 | ||
405 | if (block_sample == TracePaintBlockSize) { | |
406 | block_sample = 0; | |
fdfd5b3e | 407 | sample_count = min(points_count - sample, TracePaintBlockSize); |
b82243f7 | 408 | segment->get_samples(sample, sample + sample_count, sample_block); |
fdfd5b3e SA |
409 | } |
410 | ||
a8acb46e | 411 | const float x = (sample / samples_per_pixel - |
2658961b | 412 | pixels_offset) + left; |
26a883ed | 413 | |
fdfd5b3e | 414 | *point++ = QPointF(x, y - sample_block[block_sample] * scale_); |
8de1e1b2 | 415 | |
fdfd5b3e SA |
416 | if (show_sampling_points) |
417 | *sampling_point++ = | |
418 | QRectF(x - (w / 2), y - sample_block[block_sample] * scale_ - (w / 2), w, w); | |
a8acb46e | 419 | } |
fdfd5b3e | 420 | delete[] sample_block; |
a8acb46e | 421 | |
76ce6c7a | 422 | p.drawPolyline(points, points_count); |
a8acb46e | 423 | |
fdfd5b3e | 424 | if (show_sampling_points) { |
8de1e1b2 UH |
425 | p.setPen(SamplingPointColour); |
426 | p.drawRects(sampling_points, points_count); | |
fdfd5b3e | 427 | delete[] sampling_points; |
8de1e1b2 UH |
428 | } |
429 | ||
a8acb46e | 430 | delete[] points; |
aba1dd16 JH |
431 | } |
432 | ||
7c68ddae | 433 | void AnalogSignal::paint_envelope(QPainter &p, |
f3d66e52 | 434 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
435 | int y, int left, const int64_t start, const int64_t end, |
436 | const double pixels_offset, const double samples_per_pixel) | |
437 | { | |
f3d66e52 | 438 | using pv::data::AnalogSegment; |
7c68ddae | 439 | |
f3d66e52 JH |
440 | AnalogSegment::EnvelopeSection e; |
441 | segment->get_envelope_section(e, start, end, samples_per_pixel); | |
7c68ddae JH |
442 | |
443 | if (e.length < 2) | |
444 | return; | |
445 | ||
819f4c25 | 446 | p.setPen(QPen(Qt::NoPen)); |
73a25a6e | 447 | p.setBrush(base_->colour()); |
7c68ddae JH |
448 | |
449 | QRectF *const rects = new QRectF[e.length]; | |
450 | QRectF *rect = rects; | |
451 | ||
c063290a | 452 | for (uint64_t sample = 0; sample < e.length - 1; sample++) { |
7c68ddae JH |
453 | const float x = ((e.scale * sample + e.start) / |
454 | samples_per_pixel - pixels_offset) + left; | |
f3d66e52 | 455 | const AnalogSegment::EnvelopeSample *const s = |
7c68ddae JH |
456 | e.samples + sample; |
457 | ||
458 | // We overlap this sample with the next so that vertical | |
459 | // gaps do not appear during steep rising or falling edges | |
c063290a UH |
460 | const float b = y - max(s->max, (s + 1)->min) * scale_; |
461 | const float t = y - min(s->min, (s + 1)->max) * scale_; | |
7c68ddae JH |
462 | |
463 | float h = b - t; | |
f3290553 | 464 | if (h >= 0.0f && h <= 1.0f) |
7c68ddae | 465 | h = 1.0f; |
f3290553 | 466 | if (h <= 0.0f && h >= -1.0f) |
7c68ddae JH |
467 | h = -1.0f; |
468 | ||
469 | *rect++ = QRectF(x, t, 1.0f, h); | |
470 | } | |
471 | ||
472 | p.drawRects(rects, e.length); | |
473 | ||
474 | delete[] rects; | |
475 | delete[] e.samples; | |
476 | } | |
477 | ||
60938e04 | 478 | void AnalogSignal::paint_logic_mid(QPainter &p, ViewItemPaintParams &pp) |
a8fd2759 SA |
479 | { |
480 | QLineF *line; | |
481 | ||
482 | vector< pair<int64_t, bool> > edges; | |
483 | ||
484 | assert(base_); | |
485 | ||
486 | const int y = get_visual_y(); | |
487 | ||
6c0df7c4 | 488 | if (!base_->enabled() || !base_->logic_data()) |
a8fd2759 SA |
489 | return; |
490 | ||
491 | const int signal_margin = | |
492 | QFontMetrics(QApplication::font()).height() / 2; | |
493 | ||
494 | const int ph = min(pos_vdivs_, 1) * div_height_; | |
495 | const int nh = min(neg_vdivs_, 1) * div_height_; | |
496 | const float high_offset = y - ph + signal_margin + 0.5f; | |
497 | const float low_offset = y + nh - signal_margin - 0.5f; | |
498 | ||
499 | const deque< shared_ptr<pv::data::LogicSegment> > &segments = | |
500 | base_->logic_data()->logic_segments(); | |
6c0df7c4 | 501 | |
a8fd2759 SA |
502 | if (segments.empty()) |
503 | return; | |
504 | ||
505 | const shared_ptr<pv::data::LogicSegment> &segment = | |
506 | segments.front(); | |
507 | ||
508 | double samplerate = segment->samplerate(); | |
509 | ||
510 | // Show sample rate as 1Hz when it is unknown | |
511 | if (samplerate == 0.0) | |
512 | samplerate = 1.0; | |
513 | ||
514 | const double pixels_offset = pp.pixels_offset(); | |
515 | const pv::util::Timestamp& start_time = segment->start_time(); | |
516 | const int64_t last_sample = segment->get_sample_count() - 1; | |
517 | const double samples_per_pixel = samplerate * pp.scale(); | |
124be547 | 518 | const double pixels_per_sample = 1 / samples_per_pixel; |
a8fd2759 SA |
519 | const pv::util::Timestamp start = samplerate * (pp.offset() - start_time); |
520 | const pv::util::Timestamp end = start + samples_per_pixel * pp.width(); | |
521 | ||
522 | const int64_t start_sample = min(max(floor(start).convert_to<int64_t>(), | |
523 | (int64_t)0), last_sample); | |
524 | const uint64_t end_sample = min(max(ceil(end).convert_to<int64_t>(), | |
525 | (int64_t)0), last_sample); | |
526 | ||
527 | segment->get_subsampled_edges(edges, start_sample, end_sample, | |
528 | samples_per_pixel / LogicSignal::Oversampling, 0); | |
529 | assert(edges.size() >= 2); | |
530 | ||
124be547 SA |
531 | // Check whether we need to paint the sampling points |
532 | GlobalSettings settings; | |
533 | const bool show_sampling_points = | |
534 | settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool() && | |
535 | (samples_per_pixel < 0.25); | |
536 | ||
537 | vector<QRectF> sampling_points; | |
538 | float sampling_point_x = 0.0f; | |
539 | int64_t sampling_point_sample = start_sample; | |
540 | const int w = 2; | |
541 | ||
542 | if (show_sampling_points) { | |
543 | sampling_points.reserve(end_sample - start_sample + 1); | |
544 | sampling_point_x = (edges.cbegin()->first / samples_per_pixel - pixels_offset) + pp.left(); | |
545 | } | |
546 | ||
a8fd2759 SA |
547 | // Paint the edges |
548 | const unsigned int edge_count = edges.size() - 2; | |
549 | QLineF *const edge_lines = new QLineF[edge_count]; | |
550 | line = edge_lines; | |
551 | ||
552 | for (auto i = edges.cbegin() + 1; i != edges.cend() - 1; i++) { | |
553 | const float x = ((*i).first / samples_per_pixel - | |
554 | pixels_offset) + pp.left(); | |
555 | *line++ = QLineF(x, high_offset, x, low_offset); | |
124be547 SA |
556 | |
557 | if (show_sampling_points) | |
558 | while (sampling_point_sample < (*i).first) { | |
559 | const float y = (*i).second ? low_offset : high_offset; | |
560 | sampling_points.emplace_back( | |
561 | QRectF(sampling_point_x - (w / 2), y - (w / 2), w, w)); | |
562 | sampling_point_sample++; | |
563 | sampling_point_x += pixels_per_sample; | |
564 | }; | |
a8fd2759 SA |
565 | } |
566 | ||
124be547 SA |
567 | // Calculate the sample points from the last edge to the end of the trace |
568 | if (show_sampling_points) | |
569 | while ((uint64_t)sampling_point_sample <= end_sample) { | |
570 | // Signal changed after the last edge, so the level is inverted | |
571 | const float y = (edges.cend() - 1)->second ? high_offset : low_offset; | |
572 | sampling_points.emplace_back( | |
573 | QRectF(sampling_point_x - (w / 2), y - (w / 2), w, w)); | |
574 | sampling_point_sample++; | |
575 | sampling_point_x += pixels_per_sample; | |
576 | }; | |
577 | ||
a8fd2759 SA |
578 | p.setPen(LogicSignal::EdgeColour); |
579 | p.drawLines(edge_lines, edge_count); | |
580 | delete[] edge_lines; | |
581 | ||
582 | // Paint the caps | |
583 | const unsigned int max_cap_line_count = edges.size(); | |
584 | QLineF *const cap_lines = new QLineF[max_cap_line_count]; | |
585 | ||
586 | p.setPen(LogicSignal::HighColour); | |
587 | paint_logic_caps(p, cap_lines, edges, true, samples_per_pixel, | |
588 | pixels_offset, pp.left(), high_offset); | |
589 | p.setPen(LogicSignal::LowColour); | |
590 | paint_logic_caps(p, cap_lines, edges, false, samples_per_pixel, | |
591 | pixels_offset, pp.left(), low_offset); | |
592 | ||
593 | delete[] cap_lines; | |
594 | ||
a8fd2759 | 595 | // Paint the sampling points |
124be547 SA |
596 | if (show_sampling_points) { |
597 | p.setPen(SamplingPointColour); | |
598 | p.drawRects(sampling_points.data(), sampling_points.size()); | |
a8fd2759 | 599 | } |
a8fd2759 SA |
600 | } |
601 | ||
602 | void AnalogSignal::paint_logic_caps(QPainter &p, QLineF *const lines, | |
603 | vector< pair<int64_t, bool> > &edges, bool level, | |
604 | double samples_per_pixel, double pixels_offset, float x_offset, | |
605 | float y_offset) | |
606 | { | |
607 | QLineF *line = lines; | |
608 | ||
609 | for (auto i = edges.begin(); i != (edges.end() - 1); i++) | |
610 | if ((*i).second == level) { | |
611 | *line++ = QLineF( | |
612 | ((*i).first / samples_per_pixel - | |
613 | pixels_offset) + x_offset, y_offset, | |
614 | ((*(i+1)).first / samples_per_pixel - | |
615 | pixels_offset) + x_offset, y_offset); | |
616 | } | |
617 | ||
618 | p.drawLines(lines, line - lines); | |
619 | } | |
620 | ||
368a37c2 | 621 | float AnalogSignal::get_resolution(int scale_index) |
8a2fafcc JH |
622 | { |
623 | const float seq[] = {1.0f, 2.0f, 5.0f}; | |
834a4f1b | 624 | |
6f925ba9 UH |
625 | const int offset = numeric_limits<int>::max() / (2 * countof(seq)); |
626 | const div_t d = div((int)(scale_index + countof(seq) * offset), | |
8a2fafcc | 627 | countof(seq)); |
834a4f1b | 628 | |
368a37c2 SA |
629 | return powf(10.0f, d.quot - offset) * seq[d.rem]; |
630 | } | |
631 | ||
632 | void AnalogSignal::update_scale() | |
633 | { | |
634 | resolution_ = get_resolution(scale_index_); | |
834a4f1b | 635 | scale_ = div_height_ / resolution_; |
8a2fafcc JH |
636 | } |
637 | ||
52c900ac SA |
638 | void AnalogSignal::update_conversion_widgets() |
639 | { | |
2b6e7a72 | 640 | SignalBase::ConversionType conv_type = base_->get_conversion_type(); |
52c900ac SA |
641 | |
642 | // Enable or disable widgets depending on conversion state | |
2b6e7a72 SA |
643 | conv_threshold_cb_->setEnabled(conv_type != SignalBase::NoConversion); |
644 | display_type_cb_->setEnabled(conv_type != SignalBase::NoConversion); | |
52c900ac SA |
645 | |
646 | conv_threshold_cb_->clear(); | |
647 | ||
648 | vector < pair<QString, int> > presets = base_->get_conversion_presets(); | |
649 | ||
650 | // Prevent the combo box from firing the "edit text changed" signal | |
651 | // as that would involuntarily select the first entry | |
652 | conv_threshold_cb_->blockSignals(true); | |
653 | ||
654 | // Set available options depending on chosen conversion | |
655 | for (pair<QString, int> preset : presets) | |
656 | conv_threshold_cb_->addItem(preset.first, preset.second); | |
657 | ||
658 | map < QString, QVariant > options = base_->get_conversion_options(); | |
659 | ||
b9cdbe03 | 660 | if (conv_type == SignalBase::A2LConversionByThreshold) { |
52c900ac | 661 | const vector<double> thresholds = base_->get_conversion_thresholds( |
b9cdbe03 | 662 | SignalBase::A2LConversionByThreshold, true); |
52c900ac SA |
663 | conv_threshold_cb_->addItem( |
664 | QString("%1V").arg(QString::number(thresholds[0], 'f', 1)), -1); | |
665 | } | |
666 | ||
2b6e7a72 | 667 | if (conv_type == SignalBase::A2LConversionBySchmittTrigger) { |
52c900ac | 668 | const vector<double> thresholds = base_->get_conversion_thresholds( |
2b6e7a72 | 669 | SignalBase::A2LConversionBySchmittTrigger, true); |
52c900ac SA |
670 | conv_threshold_cb_->addItem(QString("%1V/%2V").arg( |
671 | QString::number(thresholds[0], 'f', 1), | |
672 | QString::number(thresholds[1], 'f', 1)), -1); | |
673 | } | |
674 | ||
675 | int preset_id = base_->get_current_conversion_preset(); | |
676 | conv_threshold_cb_->setCurrentIndex( | |
677 | conv_threshold_cb_->findData(preset_id)); | |
678 | ||
679 | conv_threshold_cb_->blockSignals(false); | |
680 | } | |
681 | ||
430b94aa | 682 | void AnalogSignal::perform_autoranging(bool keep_divs, bool force_update) |
73e377fe SA |
683 | { |
684 | const deque< shared_ptr<pv::data::AnalogSegment> > &segments = | |
685 | base_->analog_data()->analog_segments(); | |
686 | ||
687 | if (segments.empty()) | |
688 | return; | |
689 | ||
690 | static double prev_min = 0, prev_max = 0; | |
691 | double min = 0, max = 0; | |
692 | ||
693 | for (shared_ptr<pv::data::AnalogSegment> segment : segments) { | |
6f925ba9 | 694 | pair<double, double> mm = segment->get_min_max(); |
73e377fe SA |
695 | min = std::min(min, mm.first); |
696 | max = std::max(max, mm.second); | |
697 | } | |
698 | ||
699 | if ((min == prev_min) && (max == prev_max) && !force_update) | |
700 | return; | |
701 | ||
702 | prev_min = min; | |
703 | prev_max = max; | |
704 | ||
430b94aa SA |
705 | // If we're allowed to alter the div assignment... |
706 | if (!keep_divs) { | |
707 | // Use all divs for the positive range if there are no negative values | |
708 | if ((min == 0) && (neg_vdivs_ > 0)) { | |
709 | pos_vdivs_ += neg_vdivs_; | |
710 | neg_vdivs_ = 0; | |
711 | } | |
73e377fe | 712 | |
430b94aa SA |
713 | // Split up the divs if there are negative values but no negative divs |
714 | if ((min < 0) && (neg_vdivs_ == 0)) { | |
715 | neg_vdivs_ = pos_vdivs_ / 2; | |
716 | pos_vdivs_ -= neg_vdivs_; | |
717 | } | |
681b6d5a SA |
718 | } |
719 | ||
430b94aa SA |
720 | // If there is still no positive div when we need it, add one |
721 | // (this can happen when pos_vdivs==neg_vdivs==0) | |
17c7f31c | 722 | if ((max > 0) && (pos_vdivs_ == 0)) { |
430b94aa | 723 | pos_vdivs_ = 1; |
17c7f31c SA |
724 | owner_->extents_changed(false, true); |
725 | } | |
430b94aa SA |
726 | |
727 | // If there is still no negative div when we need it, add one | |
728 | // (this can happen when pos_vdivs was 0 or 1 when trying to split) | |
17c7f31c | 729 | if ((min < 0) && (neg_vdivs_ == 0)) { |
430b94aa | 730 | neg_vdivs_ = 1; |
17c7f31c SA |
731 | owner_->extents_changed(false, true); |
732 | } | |
430b94aa | 733 | |
73e377fe SA |
734 | double min_value_per_div; |
735 | if ((pos_vdivs_ > 0) && (neg_vdivs_ > 0)) | |
736 | min_value_per_div = std::max(max / pos_vdivs_, -min / neg_vdivs_); | |
737 | else if (pos_vdivs_ > 0) | |
738 | min_value_per_div = max / pos_vdivs_; | |
739 | else | |
740 | min_value_per_div = -min / neg_vdivs_; | |
741 | ||
742 | // Find first scale value that is bigger than the value we need | |
743 | for (int i = MinScaleIndex; i < MaxScaleIndex; i++) | |
744 | if (get_resolution(i) > min_value_per_div) { | |
745 | scale_index_ = i; | |
746 | break; | |
747 | } | |
748 | ||
749 | update_scale(); | |
750 | } | |
751 | ||
4cffac16 SA |
752 | void AnalogSignal::populate_popup_form(QWidget *parent, QFormLayout *form) |
753 | { | |
754 | // Add the standard options | |
755 | Signal::populate_popup_form(parent, form); | |
756 | ||
368a37c2 SA |
757 | QFormLayout *const layout = new QFormLayout; |
758 | ||
cbb50547 | 759 | // Add div-related settings |
430b94aa SA |
760 | pvdiv_sb_ = new QSpinBox(parent); |
761 | pvdiv_sb_->setRange(0, MaximumVDivs); | |
762 | pvdiv_sb_->setValue(pos_vdivs_); | |
763 | connect(pvdiv_sb_, SIGNAL(valueChanged(int)), | |
459db2c5 | 764 | this, SLOT(on_pos_vdivs_changed(int))); |
430b94aa | 765 | layout->addRow(tr("Number of pos vertical divs"), pvdiv_sb_); |
459db2c5 | 766 | |
430b94aa SA |
767 | nvdiv_sb_ = new QSpinBox(parent); |
768 | nvdiv_sb_->setRange(0, MaximumVDivs); | |
769 | nvdiv_sb_->setValue(neg_vdivs_); | |
770 | connect(nvdiv_sb_, SIGNAL(valueChanged(int)), | |
459db2c5 | 771 | this, SLOT(on_neg_vdivs_changed(int))); |
430b94aa | 772 | layout->addRow(tr("Number of neg vertical divs"), nvdiv_sb_); |
368a37c2 | 773 | |
cbb50547 SA |
774 | div_height_sb_ = new QSpinBox(parent); |
775 | div_height_sb_->setRange(20, 1000); | |
776 | div_height_sb_->setSingleStep(5); | |
777 | div_height_sb_->setSuffix(tr(" pixels")); | |
778 | div_height_sb_->setValue(div_height_); | |
779 | connect(div_height_sb_, SIGNAL(valueChanged(int)), | |
780 | this, SLOT(on_div_height_changed(int))); | |
781 | layout->addRow(tr("Div height"), div_height_sb_); | |
782 | ||
368a37c2 SA |
783 | // Add the vertical resolution |
784 | resolution_cb_ = new QComboBox(parent); | |
785 | ||
786 | for (int i = MinScaleIndex; i < MaxScaleIndex; i++) { | |
787 | const QString label = QString("%1").arg(get_resolution(i)); | |
788 | resolution_cb_->insertItem(0, label, QVariant(i)); | |
789 | } | |
790 | ||
a970015f | 791 | int cur_idx = resolution_cb_->findData(QVariant(scale_index_)); |
368a37c2 SA |
792 | resolution_cb_->setCurrentIndex(cur_idx); |
793 | ||
794 | connect(resolution_cb_, SIGNAL(currentIndexChanged(int)), | |
795 | this, SLOT(on_resolution_changed(int))); | |
796 | ||
797 | QGridLayout *const vdiv_layout = new QGridLayout; | |
798 | QLabel *const vdiv_unit = new QLabel(tr("V/div")); | |
799 | vdiv_layout->addWidget(resolution_cb_, 0, 0); | |
800 | vdiv_layout->addWidget(vdiv_unit, 0, 1); | |
801 | ||
802 | layout->addRow(tr("Vertical resolution"), vdiv_layout); | |
803 | ||
73e377fe SA |
804 | // Add the autoranging checkbox |
805 | QCheckBox* autoranging_cb = new QCheckBox(); | |
806 | autoranging_cb->setCheckState(autoranging_ ? Qt::Checked : Qt::Unchecked); | |
807 | ||
808 | connect(autoranging_cb, SIGNAL(stateChanged(int)), | |
809 | this, SLOT(on_autoranging_changed(int))); | |
810 | ||
811 | layout->addRow(tr("Autoranging"), autoranging_cb); | |
812 | ||
a970015f SA |
813 | // Add the conversion type dropdown |
814 | conversion_cb_ = new QComboBox(); | |
815 | ||
2b6e7a72 SA |
816 | conversion_cb_->addItem(tr("none"), |
817 | SignalBase::NoConversion); | |
818 | conversion_cb_->addItem(tr("to logic via threshold"), | |
b9cdbe03 | 819 | SignalBase::A2LConversionByThreshold); |
2b6e7a72 SA |
820 | conversion_cb_->addItem(tr("to logic via schmitt-trigger"), |
821 | SignalBase::A2LConversionBySchmittTrigger); | |
a970015f | 822 | |
06b6ce26 | 823 | cur_idx = conversion_cb_->findData(QVariant(base_->get_conversion_type())); |
a970015f SA |
824 | conversion_cb_->setCurrentIndex(cur_idx); |
825 | ||
7c84c074 | 826 | layout->addRow(tr("Conversion"), conversion_cb_); |
a970015f SA |
827 | |
828 | connect(conversion_cb_, SIGNAL(currentIndexChanged(int)), | |
829 | this, SLOT(on_conversion_changed(int))); | |
830 | ||
52c900ac SA |
831 | // Add the conversion threshold settings |
832 | conv_threshold_cb_ = new QComboBox(); | |
833 | conv_threshold_cb_->setEditable(true); | |
834 | ||
835 | layout->addRow(tr("Conversion threshold(s)"), conv_threshold_cb_); | |
836 | ||
837 | connect(conv_threshold_cb_, SIGNAL(currentIndexChanged(int)), | |
838 | this, SLOT(on_conv_threshold_changed(int))); | |
839 | connect(conv_threshold_cb_, SIGNAL(editTextChanged(const QString)), | |
840 | this, SLOT(on_conv_threshold_changed())); // index will be -1 | |
841 | ||
a970015f SA |
842 | // Add the display type dropdown |
843 | display_type_cb_ = new QComboBox(); | |
844 | ||
c6b017fb SA |
845 | display_type_cb_->addItem(tr("analog"), DisplayAnalog); |
846 | display_type_cb_->addItem(tr("converted"), DisplayConverted); | |
847 | display_type_cb_->addItem(tr("analog+converted"), DisplayBoth); | |
a970015f SA |
848 | |
849 | cur_idx = display_type_cb_->findData(QVariant(display_type_)); | |
850 | display_type_cb_->setCurrentIndex(cur_idx); | |
851 | ||
c6b017fb | 852 | layout->addRow(tr("Show traces for"), display_type_cb_); |
a970015f | 853 | |
b8c4a95b SA |
854 | connect(display_type_cb_, SIGNAL(currentIndexChanged(int)), |
855 | this, SLOT(on_display_type_changed(int))); | |
856 | ||
52c900ac SA |
857 | // Update the conversion widget contents and states |
858 | update_conversion_widgets(); | |
859 | ||
368a37c2 | 860 | form->addRow(layout); |
4cffac16 SA |
861 | } |
862 | ||
c6d9cf65 | 863 | void AnalogSignal::on_min_max_changed(float min, float max) |
85715407 | 864 | { |
c6d9cf65 SA |
865 | (void)min; |
866 | (void)max; | |
867 | ||
868 | if (autoranging_) | |
869 | perform_autoranging(false, false); | |
85715407 SA |
870 | } |
871 | ||
459db2c5 SA |
872 | void AnalogSignal::on_pos_vdivs_changed(int vdivs) |
873 | { | |
430b94aa SA |
874 | if (vdivs == pos_vdivs_) |
875 | return; | |
876 | ||
459db2c5 SA |
877 | pos_vdivs_ = vdivs; |
878 | ||
80067e49 SA |
879 | // There has to be at least one div, positive or negative |
880 | if ((neg_vdivs_ == 0) && (pos_vdivs_ == 0)) { | |
881 | pos_vdivs_ = 1; | |
882 | if (pvdiv_sb_) | |
883 | pvdiv_sb_->setValue(pos_vdivs_); | |
884 | } | |
885 | ||
430b94aa SA |
886 | if (autoranging_) { |
887 | perform_autoranging(true, true); | |
888 | ||
889 | // It could be that a positive or negative div was added, so update | |
890 | if (pvdiv_sb_) { | |
891 | pvdiv_sb_->setValue(pos_vdivs_); | |
892 | nvdiv_sb_->setValue(neg_vdivs_); | |
893 | } | |
894 | } | |
73e377fe | 895 | |
459db2c5 SA |
896 | if (owner_) { |
897 | // Call order is important, otherwise the lazy event handler won't work | |
898 | owner_->extents_changed(false, true); | |
899 | owner_->row_item_appearance_changed(false, true); | |
900 | } | |
901 | } | |
902 | ||
903 | void AnalogSignal::on_neg_vdivs_changed(int vdivs) | |
4cffac16 | 904 | { |
430b94aa SA |
905 | if (vdivs == neg_vdivs_) |
906 | return; | |
907 | ||
459db2c5 | 908 | neg_vdivs_ = vdivs; |
4cffac16 | 909 | |
80067e49 SA |
910 | // There has to be at least one div, positive or negative |
911 | if ((neg_vdivs_ == 0) && (pos_vdivs_ == 0)) { | |
912 | pos_vdivs_ = 1; | |
913 | if (pvdiv_sb_) | |
914 | pvdiv_sb_->setValue(pos_vdivs_); | |
915 | } | |
916 | ||
430b94aa SA |
917 | if (autoranging_) { |
918 | perform_autoranging(true, true); | |
919 | ||
920 | // It could be that a positive or negative div was added, so update | |
921 | if (pvdiv_sb_) { | |
922 | pvdiv_sb_->setValue(pos_vdivs_); | |
923 | nvdiv_sb_->setValue(neg_vdivs_); | |
924 | } | |
925 | } | |
73e377fe | 926 | |
75d0779e SA |
927 | if (owner_) { |
928 | // Call order is important, otherwise the lazy event handler won't work | |
4cffac16 | 929 | owner_->extents_changed(false, true); |
75d0779e SA |
930 | owner_->row_item_appearance_changed(false, true); |
931 | } | |
4cffac16 SA |
932 | } |
933 | ||
cbb50547 SA |
934 | void AnalogSignal::on_div_height_changed(int height) |
935 | { | |
936 | div_height_ = height; | |
937 | update_scale(); | |
938 | ||
939 | if (owner_) { | |
940 | // Call order is important, otherwise the lazy event handler won't work | |
941 | owner_->extents_changed(false, true); | |
942 | owner_->row_item_appearance_changed(false, true); | |
943 | } | |
944 | } | |
945 | ||
368a37c2 SA |
946 | void AnalogSignal::on_resolution_changed(int index) |
947 | { | |
948 | scale_index_ = resolution_cb_->itemData(index).toInt(); | |
949 | update_scale(); | |
950 | ||
951 | if (owner_) | |
952 | owner_->row_item_appearance_changed(false, true); | |
953 | } | |
4cffac16 | 954 | |
73e377fe SA |
955 | void AnalogSignal::on_autoranging_changed(int state) |
956 | { | |
957 | autoranging_ = (state == Qt::Checked); | |
958 | ||
959 | if (autoranging_) | |
430b94aa | 960 | perform_autoranging(false, true); |
73e377fe | 961 | |
85715407 SA |
962 | if (owner_) { |
963 | // Call order is important, otherwise the lazy event handler won't work | |
964 | owner_->extents_changed(false, true); | |
73e377fe | 965 | owner_->row_item_appearance_changed(false, true); |
85715407 | 966 | } |
73e377fe SA |
967 | } |
968 | ||
a970015f SA |
969 | void AnalogSignal::on_conversion_changed(int index) |
970 | { | |
2b6e7a72 | 971 | SignalBase::ConversionType old_conv_type = base_->get_conversion_type(); |
a8fd2759 | 972 | |
2b6e7a72 SA |
973 | SignalBase::ConversionType conv_type = |
974 | (SignalBase::ConversionType)(conversion_cb_->itemData(index).toInt()); | |
a8fd2759 | 975 | |
06b6ce26 SA |
976 | if (conv_type != old_conv_type) { |
977 | base_->set_conversion_type(conv_type); | |
52c900ac | 978 | update_conversion_widgets(); |
06b6ce26 SA |
979 | |
980 | if (owner_) | |
981 | owner_->row_item_appearance_changed(false, true); | |
a8fd2759 | 982 | } |
a970015f SA |
983 | } |
984 | ||
52c900ac SA |
985 | void AnalogSignal::on_conv_threshold_changed(int index) |
986 | { | |
2b6e7a72 | 987 | SignalBase::ConversionType conv_type = base_->get_conversion_type(); |
52c900ac SA |
988 | |
989 | // Note: index is set to -1 if the text in the combo box matches none of | |
990 | // the entries in the combo box | |
991 | ||
992 | if ((index == -1) && (conv_threshold_cb_->currentText().length() == 0)) | |
993 | return; | |
994 | ||
995 | // The combo box entry with the custom value has user_data set to -1 | |
996 | const int user_data = conv_threshold_cb_->findText( | |
997 | conv_threshold_cb_->currentText()); | |
998 | ||
999 | const bool use_custom_thr = (index == -1) || (user_data == -1); | |
1000 | ||
b9cdbe03 | 1001 | if (conv_type == SignalBase::A2LConversionByThreshold && use_custom_thr) { |
52c900ac SA |
1002 | // Not one of the preset values, try to parse the combo box text |
1003 | // Note: Regex loosely based on | |
1004 | // https://txt2re.com/index-c++.php3?s=0.1V&1&-13 | |
1005 | QString re1 = "([+-]?\\d*[\\.,]?\\d*)"; // Float value | |
1006 | QString re2 = "([a-zA-Z]*)"; // SI unit | |
1007 | QRegExp regex(re1 + re2); | |
1008 | ||
1009 | const QString text = conv_threshold_cb_->currentText(); | |
1010 | if (!regex.exactMatch(text)) | |
1011 | return; // String doesn't match the regex | |
1012 | ||
1013 | QStringList tokens = regex.capturedTexts(); | |
1014 | ||
1015 | // For now, we simply assume that the unit is volt without modifiers | |
1016 | const double thr = tokens.at(1).toDouble(); | |
1017 | ||
932bc246 SA |
1018 | // Only restart the conversion if the threshold was updated. |
1019 | // We're starting a delayed conversion because the user may still be | |
1020 | // typing and the UI would lag if we kept on restarting it immediately | |
52c900ac | 1021 | if (base_->set_conversion_option("threshold_value", thr)) |
932bc246 | 1022 | base_->start_conversion(true); |
52c900ac SA |
1023 | } |
1024 | ||
2b6e7a72 | 1025 | if (conv_type == SignalBase::A2LConversionBySchmittTrigger && use_custom_thr) { |
52c900ac SA |
1026 | // Not one of the preset values, try to parse the combo box text |
1027 | // Note: Regex loosely based on | |
1028 | // https://txt2re.com/index-c++.php3?s=0.1V/0.2V&2&14&-22&3&15 | |
1029 | QString re1 = "([+-]?\\d*[\\.,]?\\d*)"; // Float value | |
1030 | QString re2 = "([a-zA-Z]*)"; // SI unit | |
1031 | QString re3 = "\\/"; // Forward slash, not captured | |
1032 | QString re4 = "([+-]?\\d*[\\.,]?\\d*)"; // Float value | |
1033 | QString re5 = "([a-zA-Z]*)"; // SI unit | |
1034 | QRegExp regex(re1 + re2 + re3 + re4 + re5); | |
1035 | ||
1036 | const QString text = conv_threshold_cb_->currentText(); | |
1037 | if (!regex.exactMatch(text)) | |
1038 | return; // String doesn't match the regex | |
1039 | ||
1040 | QStringList tokens = regex.capturedTexts(); | |
1041 | ||
1042 | // For now, we simply assume that the unit is volt without modifiers | |
1043 | const double low_thr = tokens.at(1).toDouble(); | |
1044 | const double high_thr = tokens.at(3).toDouble(); | |
1045 | ||
932bc246 SA |
1046 | // Only restart the conversion if one of the options was updated. |
1047 | // We're starting a delayed conversion because the user may still be | |
1048 | // typing and the UI would lag if we kept on restarting it immediately | |
52c900ac SA |
1049 | bool o1 = base_->set_conversion_option("threshold_value_low", low_thr); |
1050 | bool o2 = base_->set_conversion_option("threshold_value_high", high_thr); | |
1051 | if (o1 || o2) | |
932bc246 | 1052 | base_->start_conversion(true); // Start delayed conversion |
52c900ac SA |
1053 | } |
1054 | ||
f0f9c856 | 1055 | base_->set_conversion_preset((SignalBase::ConversionPreset)index); |
52c900ac | 1056 | |
932bc246 SA |
1057 | // Immediately start the conversion if we're not using custom values |
1058 | // (i.e. we're using one of the presets) | |
1059 | if (!use_custom_thr) | |
52c900ac SA |
1060 | base_->start_conversion(); |
1061 | } | |
1062 | ||
1063 | void AnalogSignal::on_delayed_conversion_starter() | |
1064 | { | |
1065 | base_->start_conversion(); | |
1066 | } | |
1067 | ||
b8c4a95b SA |
1068 | void AnalogSignal::on_display_type_changed(int index) |
1069 | { | |
1070 | display_type_ = (DisplayType)(display_type_cb_->itemData(index).toInt()); | |
1071 | ||
1072 | if (owner_) | |
1073 | owner_->row_item_appearance_changed(false, true); | |
1074 | } | |
1075 | ||
2601ce96 SA |
1076 | void AnalogSignal::on_settingViewShowConversionThresholds_changed(const QVariant new_value) |
1077 | { | |
1078 | show_conversion_thresholds_ = new_value.toBool(); | |
1079 | ||
1080 | if (owner_) | |
1081 | owner_->row_item_appearance_changed(false, true); | |
1082 | } | |
1083 | ||
1573bf16 | 1084 | } // namespace trace |
f4e57597 | 1085 | } // namespace views |
aba1dd16 | 1086 | } // namespace pv |