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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 | 79 | const QColor AnalogSignal::SamplingPointColour(0x77, 0x77, 0x77); |
d37ff80d SA |
80 | const QColor AnalogSignal::SamplingPointColourLo = QColor(200, 0, 0, 80 * 256 / 100); |
81 | const QColor AnalogSignal::SamplingPointColourNe = QColor(0, 0, 0, 80 * 256 / 100); | |
82 | const QColor AnalogSignal::SamplingPointColourHi = QColor(0, 200, 0, 80 * 256 / 100); | |
8de1e1b2 | 83 | |
4433246b | 84 | const QColor AnalogSignal::ThresholdColor = QColor(0, 0, 0, 30 * 256 / 100); |
1d150cd6 | 85 | const QColor AnalogSignal::ThresholdColorLo = QColor(255, 0, 0, 8 * 256 / 100); |
78bf7ce5 | 86 | const QColor AnalogSignal::ThresholdColorNe = QColor(0, 0, 0, 10 * 256 / 100); |
1d150cd6 | 87 | const QColor AnalogSignal::ThresholdColorHi = QColor(0, 255, 0, 8 * 256 / 100); |
4433246b | 88 | |
fdfd5b3e SA |
89 | const int64_t AnalogSignal::TracePaintBlockSize = 1024 * 1024; // 4 MiB (due to float) |
90 | const float AnalogSignal::EnvelopeThreshold = 64.0f; | |
7c68ddae | 91 | |
4cffac16 | 92 | const int AnalogSignal::MaximumVDivs = 10; |
368a37c2 SA |
93 | const int AnalogSignal::MinScaleIndex = -6; |
94 | const int AnalogSignal::MaxScaleIndex = 7; | |
4cffac16 | 95 | |
03cc651d SA |
96 | const int AnalogSignal::InfoTextMarginRight = 20; |
97 | const int AnalogSignal::InfoTextMarginBottom = 5; | |
98 | ||
b86aa8f4 | 99 | AnalogSignal::AnalogSignal( |
2b81ae46 | 100 | pv::Session &session, |
cbd2a2de | 101 | shared_ptr<data::SignalBase> base) : |
73a25a6e | 102 | Signal(session, base), |
834a4f1b | 103 | scale_index_(4), // 20 per div |
37b9fed4 | 104 | scale_index_drag_offset_(0), |
459db2c5 SA |
105 | pos_vdivs_(1), |
106 | neg_vdivs_(1), | |
73e377fe | 107 | resolution_(0), |
a970015f | 108 | display_type_(DisplayBoth), |
1f1d55ce | 109 | autoranging_(true) |
aba1dd16 | 110 | { |
561ba3ae SA |
111 | axis_pen_ = AxisPen; |
112 | ||
85715407 SA |
113 | pv::data::Analog* analog_data = |
114 | dynamic_cast<pv::data::Analog*>(data().get()); | |
115 | ||
c6d9cf65 SA |
116 | connect(analog_data, SIGNAL(min_max_changed(float, float)), |
117 | this, SLOT(on_min_max_changed(float, float))); | |
85715407 | 118 | |
90ee1ed9 SA |
119 | GlobalSettings::register_change_handler(GlobalSettings::Key_View_ConversionThresholdDispMode, |
120 | bind(&AnalogSignal::on_settingViewConversionThresholdDispMode_changed, this, _1)); | |
2601ce96 | 121 | |
cbb50547 | 122 | GlobalSettings gs; |
90ee1ed9 SA |
123 | conversion_threshold_disp_mode_ = |
124 | gs.value(GlobalSettings::Key_View_ConversionThresholdDispMode).toInt(); | |
2601ce96 | 125 | |
cbb50547 SA |
126 | div_height_ = gs.value(GlobalSettings::Key_View_DefaultDivHeight).toInt(); |
127 | ||
73a25a6e | 128 | base_->set_colour(SignalColours[base_->index() % countof(SignalColours)]); |
834a4f1b | 129 | update_scale(); |
aba1dd16 JH |
130 | } |
131 | ||
3009b5b3 JH |
132 | shared_ptr<pv::data::SignalData> AnalogSignal::data() const |
133 | { | |
cbd2a2de | 134 | return base_->analog_data(); |
9a0cd293 JH |
135 | } |
136 | ||
3a21afa6 SA |
137 | void AnalogSignal::save_settings(QSettings &settings) const |
138 | { | |
459db2c5 SA |
139 | settings.setValue("pos_vdivs", pos_vdivs_); |
140 | settings.setValue("neg_vdivs", neg_vdivs_); | |
3a21afa6 | 141 | settings.setValue("scale_index", scale_index_); |
a970015f | 142 | settings.setValue("display_type", display_type_); |
73e377fe | 143 | settings.setValue("autoranging", autoranging_); |
cbb50547 | 144 | settings.setValue("div_height", div_height_); |
3a21afa6 SA |
145 | } |
146 | ||
147 | void AnalogSignal::restore_settings(QSettings &settings) | |
148 | { | |
459db2c5 SA |
149 | if (settings.contains("pos_vdivs")) |
150 | pos_vdivs_ = settings.value("pos_vdivs").toInt(); | |
151 | ||
152 | if (settings.contains("neg_vdivs")) | |
153 | neg_vdivs_ = settings.value("neg_vdivs").toInt(); | |
3a21afa6 SA |
154 | |
155 | if (settings.contains("scale_index")) { | |
156 | scale_index_ = settings.value("scale_index").toInt(); | |
157 | update_scale(); | |
158 | } | |
73e377fe | 159 | |
a970015f SA |
160 | if (settings.contains("display_type")) |
161 | display_type_ = (DisplayType)(settings.value("display_type").toInt()); | |
162 | ||
73e377fe SA |
163 | if (settings.contains("autoranging")) |
164 | autoranging_ = settings.value("autoranging").toBool(); | |
cbb50547 SA |
165 | |
166 | if (settings.contains("div_height")) { | |
167 | const int old_height = div_height_; | |
168 | div_height_ = settings.value("div_height").toInt(); | |
169 | ||
170 | if ((div_height_ != old_height) && owner_) { | |
171 | // Call order is important, otherwise the lazy event handler won't work | |
172 | owner_->extents_changed(false, true); | |
173 | owner_->row_item_appearance_changed(false, true); | |
174 | } | |
175 | } | |
3a21afa6 SA |
176 | } |
177 | ||
6f925ba9 | 178 | pair<int, int> AnalogSignal::v_extents() const |
a5d93c27 | 179 | { |
459db2c5 SA |
180 | const int ph = pos_vdivs_ * div_height_; |
181 | const int nh = neg_vdivs_ * div_height_; | |
182 | return make_pair(-ph, nh); | |
a5d93c27 JH |
183 | } |
184 | ||
214470fc JH |
185 | int AnalogSignal::scale_handle_offset() const |
186 | { | |
459db2c5 | 187 | const int h = (pos_vdivs_ + neg_vdivs_) * div_height_; |
37b9fed4 | 188 | |
c063290a | 189 | return ((scale_index_drag_offset_ - scale_index_) * h / 4) - h / 2; |
214470fc JH |
190 | } |
191 | ||
192 | void AnalogSignal::scale_handle_dragged(int offset) | |
193 | { | |
459db2c5 | 194 | const int h = (pos_vdivs_ + neg_vdivs_) * div_height_; |
37b9fed4 | 195 | |
c063290a | 196 | scale_index_ = scale_index_drag_offset_ - (offset + h / 2) / (h / 4); |
834a4f1b SA |
197 | |
198 | update_scale(); | |
8a2fafcc JH |
199 | } |
200 | ||
201 | void AnalogSignal::scale_handle_drag_release() | |
202 | { | |
203 | scale_index_drag_offset_ = scale_index_; | |
834a4f1b | 204 | update_scale(); |
214470fc JH |
205 | } |
206 | ||
60938e04 | 207 | void AnalogSignal::paint_back(QPainter &p, ViewItemPaintParams &pp) |
fe08b6e8 | 208 | { |
1d150cd6 SA |
209 | if (!base_->enabled()) |
210 | return; | |
211 | ||
90ee1ed9 SA |
212 | bool paint_thr_bg = |
213 | conversion_threshold_disp_mode_ == GlobalSettings::ConvThrDispMode_Background; | |
214 | ||
1d150cd6 SA |
215 | const vector<double> thresholds = base_->get_conversion_thresholds(); |
216 | ||
217 | // Only display thresholds if we have some and we show analog samples | |
90ee1ed9 | 218 | if ((thresholds.size() > 0) && paint_thr_bg && |
1d150cd6 SA |
219 | ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth))) { |
220 | ||
221 | const int visual_y = get_visual_y(); | |
222 | const pair<int, int> extents = v_extents(); | |
223 | const int top = visual_y + extents.first; | |
224 | const int btm = visual_y + extents.second; | |
225 | ||
226 | // Draw high/neutral/low areas | |
227 | if (thresholds.size() == 2) { | |
228 | const double thr_lo = visual_y - thresholds[0] * scale_; | |
229 | const double thr_hi = visual_y - thresholds[1] * scale_; | |
230 | ||
231 | p.fillRect(QRectF(pp.left(), top, pp.width(), thr_hi - top), | |
232 | QBrush(ThresholdColorHi)); | |
233 | p.fillRect(QRectF(pp.left(), thr_hi, pp.width(), thr_lo - thr_hi), | |
234 | QBrush(ThresholdColorNe)); | |
235 | p.fillRect(QRectF(pp.left(), thr_lo, pp.width(), btm - thr_lo), | |
236 | QBrush(ThresholdColorLo)); | |
237 | } else { | |
238 | const double thr = visual_y - thresholds[0] * scale_; | |
239 | ||
240 | p.fillRect(QRectF(pp.left(), top, pp.width(), thr - top), | |
241 | QBrush(ThresholdColorHi)); | |
242 | p.fillRect(QRectF(pp.left(), thr, pp.width(), btm - thr), | |
243 | QBrush(ThresholdColorLo)); | |
244 | } | |
245 | ||
246 | paint_axis(p, pp, get_visual_y()); | |
247 | } else { | |
99af6802 | 248 | Trace::paint_back(p, pp); |
97904bf7 | 249 | paint_axis(p, pp, get_visual_y()); |
99af6802 | 250 | } |
fe08b6e8 JH |
251 | } |
252 | ||
60938e04 | 253 | void AnalogSignal::paint_mid(QPainter &p, ViewItemPaintParams &pp) |
aba1dd16 | 254 | { |
cbd2a2de | 255 | assert(base_->analog_data()); |
8dbbc7f0 | 256 | assert(owner_); |
a8acb46e | 257 | |
be9e7b4b | 258 | const int y = get_visual_y(); |
01fd3263 | 259 | |
73a25a6e | 260 | if (!base_->enabled()) |
cec48d16 JH |
261 | return; |
262 | ||
a8fd2759 SA |
263 | if ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth)) { |
264 | paint_grid(p, y, pp.left(), pp.right()); | |
265 | ||
266 | const deque< shared_ptr<pv::data::AnalogSegment> > &segments = | |
267 | base_->analog_data()->analog_segments(); | |
268 | if (segments.empty()) | |
269 | return; | |
270 | ||
271 | const shared_ptr<pv::data::AnalogSegment> &segment = | |
272 | segments.front(); | |
273 | ||
274 | const double pixels_offset = pp.pixels_offset(); | |
275 | const double samplerate = max(1.0, segment->samplerate()); | |
276 | const pv::util::Timestamp& start_time = segment->start_time(); | |
277 | const int64_t last_sample = segment->get_sample_count() - 1; | |
278 | const double samples_per_pixel = samplerate * pp.scale(); | |
279 | const pv::util::Timestamp start = samplerate * (pp.offset() - start_time); | |
280 | const pv::util::Timestamp end = start + samples_per_pixel * pp.width(); | |
281 | ||
282 | const int64_t start_sample = min(max(floor(start).convert_to<int64_t>(), | |
283 | (int64_t)0), last_sample); | |
284 | const int64_t end_sample = min(max((ceil(end) + 1).convert_to<int64_t>(), | |
285 | (int64_t)0), last_sample); | |
286 | ||
287 | if (samples_per_pixel < EnvelopeThreshold) | |
288 | paint_trace(p, segment, y, pp.left(), | |
289 | start_sample, end_sample, | |
290 | pixels_offset, samples_per_pixel); | |
291 | else | |
292 | paint_envelope(p, segment, y, pp.left(), | |
293 | start_sample, end_sample, | |
294 | pixels_offset, samples_per_pixel); | |
295 | } | |
a8acb46e | 296 | |
1d150cd6 SA |
297 | if ((display_type_ == DisplayConverted) || (display_type_ == DisplayBoth)) |
298 | paint_logic_mid(p, pp); | |
7c68ddae JH |
299 | } |
300 | ||
60938e04 | 301 | void AnalogSignal::paint_fore(QPainter &p, ViewItemPaintParams &pp) |
03cc651d SA |
302 | { |
303 | if (!enabled()) | |
304 | return; | |
305 | ||
b8c4a95b SA |
306 | if ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth)) { |
307 | const int y = get_visual_y(); | |
03cc651d | 308 | |
b8c4a95b SA |
309 | // Show the info section on the right side of the trace |
310 | const QString infotext = QString("%1 V/div").arg(resolution_); | |
03cc651d | 311 | |
b8c4a95b SA |
312 | p.setPen(base_->colour()); |
313 | p.setFont(QApplication::font()); | |
03cc651d | 314 | |
b8c4a95b SA |
315 | const QRectF bounding_rect = QRectF(pp.left(), |
316 | y + v_extents().first, | |
317 | pp.width() - InfoTextMarginRight, | |
318 | v_extents().second - v_extents().first - InfoTextMarginBottom); | |
03cc651d | 319 | |
b8c4a95b SA |
320 | p.drawText(bounding_rect, Qt::AlignRight | Qt::AlignBottom, infotext); |
321 | } | |
03cc651d SA |
322 | } |
323 | ||
37b9fed4 SA |
324 | void AnalogSignal::paint_grid(QPainter &p, int y, int left, int right) |
325 | { | |
46a0cadc SA |
326 | p.setRenderHint(QPainter::Antialiasing, false); |
327 | ||
8ad61f40 UH |
328 | GlobalSettings settings; |
329 | const bool show_analog_minor_grid = | |
330 | settings.value(GlobalSettings::Key_View_ShowAnalogMinorGrid).toBool(); | |
331 | ||
459db2c5 SA |
332 | if (pos_vdivs_ > 0) { |
333 | p.setPen(QPen(GridMajorColor, 1, Qt::DashLine)); | |
334 | for (int i = 1; i <= pos_vdivs_; i++) { | |
335 | const float dy = i * div_height_; | |
336 | p.drawLine(QLineF(left, y - dy, right, y - dy)); | |
337 | } | |
8ad61f40 | 338 | } |
459db2c5 | 339 | |
8ad61f40 | 340 | if ((pos_vdivs_ > 0) && show_analog_minor_grid) { |
459db2c5 SA |
341 | p.setPen(QPen(GridMinorColor, 1, Qt::DashLine)); |
342 | for (int i = 0; i < pos_vdivs_; i++) { | |
343 | const float dy = i * div_height_; | |
344 | const float dy25 = dy + (0.25 * div_height_); | |
345 | const float dy50 = dy + (0.50 * div_height_); | |
346 | const float dy75 = dy + (0.75 * div_height_); | |
347 | p.drawLine(QLineF(left, y - dy25, right, y - dy25)); | |
348 | p.drawLine(QLineF(left, y - dy50, right, y - dy50)); | |
349 | p.drawLine(QLineF(left, y - dy75, right, y - dy75)); | |
350 | } | |
37b9fed4 SA |
351 | } |
352 | ||
459db2c5 SA |
353 | if (neg_vdivs_ > 0) { |
354 | p.setPen(QPen(GridMajorColor, 1, Qt::DashLine)); | |
355 | for (int i = 1; i <= neg_vdivs_; i++) { | |
356 | const float dy = i * div_height_; | |
357 | p.drawLine(QLineF(left, y + dy, right, y + dy)); | |
358 | } | |
8ad61f40 | 359 | } |
459db2c5 | 360 | |
8ad61f40 | 361 | if ((pos_vdivs_ > 0) && show_analog_minor_grid) { |
459db2c5 SA |
362 | p.setPen(QPen(GridMinorColor, 1, Qt::DashLine)); |
363 | for (int i = 0; i < neg_vdivs_; i++) { | |
364 | const float dy = i * div_height_; | |
365 | const float dy25 = dy + (0.25 * div_height_); | |
366 | const float dy50 = dy + (0.50 * div_height_); | |
367 | const float dy75 = dy + (0.75 * div_height_); | |
368 | p.drawLine(QLineF(left, y + dy25, right, y + dy25)); | |
369 | p.drawLine(QLineF(left, y + dy50, right, y + dy50)); | |
370 | p.drawLine(QLineF(left, y + dy75, right, y + dy75)); | |
371 | } | |
37b9fed4 | 372 | } |
46a0cadc SA |
373 | |
374 | p.setRenderHint(QPainter::Antialiasing, true); | |
37b9fed4 SA |
375 | } |
376 | ||
7c68ddae | 377 | void AnalogSignal::paint_trace(QPainter &p, |
f3d66e52 | 378 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
379 | int y, int left, const int64_t start, const int64_t end, |
380 | const double pixels_offset, const double samples_per_pixel) | |
381 | { | |
fdfd5b3e SA |
382 | if (end <= start) |
383 | return; | |
384 | ||
d37ff80d SA |
385 | bool paint_thr_dots = |
386 | (base_->get_conversion_type() != data::SignalBase::NoConversion) && | |
387 | (conversion_threshold_disp_mode_ == GlobalSettings::ConvThrDispMode_Dots); | |
388 | ||
389 | vector<double> thresholds; | |
390 | if (paint_thr_dots) | |
391 | thresholds = base_->get_conversion_thresholds(); | |
392 | ||
fdfd5b3e SA |
393 | // Calculate and paint the sampling points if enabled and useful |
394 | GlobalSettings settings; | |
395 | const bool show_sampling_points = | |
d37ff80d SA |
396 | (settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool() || |
397 | paint_thr_dots) && (samples_per_pixel < 0.25); | |
fdfd5b3e | 398 | |
73a25a6e | 399 | p.setPen(base_->colour()); |
7c68ddae | 400 | |
76ce6c7a UH |
401 | const int64_t points_count = end - start; |
402 | ||
403 | QPointF *points = new QPointF[points_count]; | |
a8acb46e JH |
404 | QPointF *point = points; |
405 | ||
d37ff80d | 406 | vector<QRectF> sampling_points[3]; |
8de1e1b2 | 407 | |
fdfd5b3e SA |
408 | int64_t sample_count = min(points_count, TracePaintBlockSize); |
409 | int64_t block_sample = 0; | |
b82243f7 SA |
410 | float *sample_block = new float[TracePaintBlockSize]; |
411 | segment->get_samples(start, start + sample_count, sample_block); | |
26a883ed | 412 | |
8de1e1b2 | 413 | const int w = 2; |
fdfd5b3e SA |
414 | for (int64_t sample = start; sample != end; sample++, block_sample++) { |
415 | ||
416 | if (block_sample == TracePaintBlockSize) { | |
417 | block_sample = 0; | |
fdfd5b3e | 418 | sample_count = min(points_count - sample, TracePaintBlockSize); |
b82243f7 | 419 | segment->get_samples(sample, sample + sample_count, sample_block); |
fdfd5b3e SA |
420 | } |
421 | ||
a8acb46e | 422 | const float x = (sample / samples_per_pixel - |
2658961b | 423 | pixels_offset) + left; |
26a883ed | 424 | |
fdfd5b3e | 425 | *point++ = QPointF(x, y - sample_block[block_sample] * scale_); |
8de1e1b2 | 426 | |
d37ff80d SA |
427 | if (show_sampling_points) { |
428 | int idx = 0; // Neutral | |
429 | ||
430 | if (paint_thr_dots) { | |
431 | if (thresholds.size() == 1) | |
432 | idx = (sample_block[block_sample] >= thresholds[0]) ? 2 : 1; | |
433 | else if (thresholds.size() == 2) { | |
434 | if (sample_block[block_sample] > thresholds[1]) | |
435 | idx = 2; // High | |
436 | else if (sample_block[block_sample] < thresholds[0]) | |
437 | idx = 1; // Low | |
438 | } | |
439 | } | |
440 | ||
441 | sampling_points[idx].push_back( | |
442 | QRectF(x - (w / 2), y - sample_block[block_sample] * scale_ - (w / 2), w, w)); | |
443 | } | |
a8acb46e | 444 | } |
fdfd5b3e | 445 | delete[] sample_block; |
a8acb46e | 446 | |
76ce6c7a | 447 | p.drawPolyline(points, points_count); |
a8acb46e | 448 | |
fdfd5b3e | 449 | if (show_sampling_points) { |
d37ff80d SA |
450 | if (paint_thr_dots) { |
451 | p.setPen(SamplingPointColourNe); | |
452 | p.drawRects(sampling_points[0].data(), sampling_points[0].size()); | |
453 | p.setPen(SamplingPointColourLo); | |
454 | p.drawRects(sampling_points[1].data(), sampling_points[1].size()); | |
455 | p.setPen(SamplingPointColourHi); | |
456 | p.drawRects(sampling_points[2].data(), sampling_points[2].size()); | |
457 | } else { | |
458 | p.setPen(SamplingPointColour); | |
459 | p.drawRects(sampling_points[0].data(), sampling_points[0].size()); | |
460 | } | |
8de1e1b2 UH |
461 | } |
462 | ||
a8acb46e | 463 | delete[] points; |
aba1dd16 JH |
464 | } |
465 | ||
7c68ddae | 466 | void AnalogSignal::paint_envelope(QPainter &p, |
f3d66e52 | 467 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
468 | int y, int left, const int64_t start, const int64_t end, |
469 | const double pixels_offset, const double samples_per_pixel) | |
470 | { | |
f3d66e52 | 471 | using pv::data::AnalogSegment; |
7c68ddae | 472 | |
f3d66e52 JH |
473 | AnalogSegment::EnvelopeSection e; |
474 | segment->get_envelope_section(e, start, end, samples_per_pixel); | |
7c68ddae JH |
475 | |
476 | if (e.length < 2) | |
477 | return; | |
478 | ||
819f4c25 | 479 | p.setPen(QPen(Qt::NoPen)); |
73a25a6e | 480 | p.setBrush(base_->colour()); |
7c68ddae JH |
481 | |
482 | QRectF *const rects = new QRectF[e.length]; | |
483 | QRectF *rect = rects; | |
484 | ||
c063290a | 485 | for (uint64_t sample = 0; sample < e.length - 1; sample++) { |
7c68ddae JH |
486 | const float x = ((e.scale * sample + e.start) / |
487 | samples_per_pixel - pixels_offset) + left; | |
f3d66e52 | 488 | const AnalogSegment::EnvelopeSample *const s = |
7c68ddae JH |
489 | e.samples + sample; |
490 | ||
491 | // We overlap this sample with the next so that vertical | |
492 | // gaps do not appear during steep rising or falling edges | |
c063290a UH |
493 | const float b = y - max(s->max, (s + 1)->min) * scale_; |
494 | const float t = y - min(s->min, (s + 1)->max) * scale_; | |
7c68ddae JH |
495 | |
496 | float h = b - t; | |
f3290553 | 497 | if (h >= 0.0f && h <= 1.0f) |
7c68ddae | 498 | h = 1.0f; |
f3290553 | 499 | if (h <= 0.0f && h >= -1.0f) |
7c68ddae JH |
500 | h = -1.0f; |
501 | ||
502 | *rect++ = QRectF(x, t, 1.0f, h); | |
503 | } | |
504 | ||
505 | p.drawRects(rects, e.length); | |
506 | ||
507 | delete[] rects; | |
508 | delete[] e.samples; | |
509 | } | |
510 | ||
60938e04 | 511 | void AnalogSignal::paint_logic_mid(QPainter &p, ViewItemPaintParams &pp) |
a8fd2759 SA |
512 | { |
513 | QLineF *line; | |
514 | ||
515 | vector< pair<int64_t, bool> > edges; | |
516 | ||
517 | assert(base_); | |
518 | ||
519 | const int y = get_visual_y(); | |
520 | ||
6c0df7c4 | 521 | if (!base_->enabled() || !base_->logic_data()) |
a8fd2759 SA |
522 | return; |
523 | ||
524 | const int signal_margin = | |
525 | QFontMetrics(QApplication::font()).height() / 2; | |
526 | ||
527 | const int ph = min(pos_vdivs_, 1) * div_height_; | |
528 | const int nh = min(neg_vdivs_, 1) * div_height_; | |
529 | const float high_offset = y - ph + signal_margin + 0.5f; | |
530 | const float low_offset = y + nh - signal_margin - 0.5f; | |
531 | ||
532 | const deque< shared_ptr<pv::data::LogicSegment> > &segments = | |
533 | base_->logic_data()->logic_segments(); | |
6c0df7c4 | 534 | |
a8fd2759 SA |
535 | if (segments.empty()) |
536 | return; | |
537 | ||
538 | const shared_ptr<pv::data::LogicSegment> &segment = | |
539 | segments.front(); | |
540 | ||
541 | double samplerate = segment->samplerate(); | |
542 | ||
543 | // Show sample rate as 1Hz when it is unknown | |
544 | if (samplerate == 0.0) | |
545 | samplerate = 1.0; | |
546 | ||
547 | const double pixels_offset = pp.pixels_offset(); | |
548 | const pv::util::Timestamp& start_time = segment->start_time(); | |
549 | const int64_t last_sample = segment->get_sample_count() - 1; | |
550 | const double samples_per_pixel = samplerate * pp.scale(); | |
124be547 | 551 | const double pixels_per_sample = 1 / samples_per_pixel; |
a8fd2759 SA |
552 | const pv::util::Timestamp start = samplerate * (pp.offset() - start_time); |
553 | const pv::util::Timestamp end = start + samples_per_pixel * pp.width(); | |
554 | ||
555 | const int64_t start_sample = min(max(floor(start).convert_to<int64_t>(), | |
556 | (int64_t)0), last_sample); | |
557 | const uint64_t end_sample = min(max(ceil(end).convert_to<int64_t>(), | |
558 | (int64_t)0), last_sample); | |
559 | ||
560 | segment->get_subsampled_edges(edges, start_sample, end_sample, | |
561 | samples_per_pixel / LogicSignal::Oversampling, 0); | |
562 | assert(edges.size() >= 2); | |
563 | ||
124be547 SA |
564 | // Check whether we need to paint the sampling points |
565 | GlobalSettings settings; | |
566 | const bool show_sampling_points = | |
567 | settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool() && | |
568 | (samples_per_pixel < 0.25); | |
569 | ||
570 | vector<QRectF> sampling_points; | |
571 | float sampling_point_x = 0.0f; | |
572 | int64_t sampling_point_sample = start_sample; | |
573 | const int w = 2; | |
574 | ||
575 | if (show_sampling_points) { | |
576 | sampling_points.reserve(end_sample - start_sample + 1); | |
577 | sampling_point_x = (edges.cbegin()->first / samples_per_pixel - pixels_offset) + pp.left(); | |
578 | } | |
579 | ||
a8fd2759 SA |
580 | // Paint the edges |
581 | const unsigned int edge_count = edges.size() - 2; | |
582 | QLineF *const edge_lines = new QLineF[edge_count]; | |
583 | line = edge_lines; | |
584 | ||
585 | for (auto i = edges.cbegin() + 1; i != edges.cend() - 1; i++) { | |
586 | const float x = ((*i).first / samples_per_pixel - | |
587 | pixels_offset) + pp.left(); | |
588 | *line++ = QLineF(x, high_offset, x, low_offset); | |
124be547 SA |
589 | |
590 | if (show_sampling_points) | |
591 | while (sampling_point_sample < (*i).first) { | |
592 | const float y = (*i).second ? low_offset : high_offset; | |
593 | sampling_points.emplace_back( | |
594 | QRectF(sampling_point_x - (w / 2), y - (w / 2), w, w)); | |
595 | sampling_point_sample++; | |
596 | sampling_point_x += pixels_per_sample; | |
597 | }; | |
a8fd2759 SA |
598 | } |
599 | ||
124be547 SA |
600 | // Calculate the sample points from the last edge to the end of the trace |
601 | if (show_sampling_points) | |
602 | while ((uint64_t)sampling_point_sample <= end_sample) { | |
603 | // Signal changed after the last edge, so the level is inverted | |
604 | const float y = (edges.cend() - 1)->second ? high_offset : low_offset; | |
605 | sampling_points.emplace_back( | |
606 | QRectF(sampling_point_x - (w / 2), y - (w / 2), w, w)); | |
607 | sampling_point_sample++; | |
608 | sampling_point_x += pixels_per_sample; | |
609 | }; | |
610 | ||
a8fd2759 SA |
611 | p.setPen(LogicSignal::EdgeColour); |
612 | p.drawLines(edge_lines, edge_count); | |
613 | delete[] edge_lines; | |
614 | ||
615 | // Paint the caps | |
616 | const unsigned int max_cap_line_count = edges.size(); | |
617 | QLineF *const cap_lines = new QLineF[max_cap_line_count]; | |
618 | ||
619 | p.setPen(LogicSignal::HighColour); | |
620 | paint_logic_caps(p, cap_lines, edges, true, samples_per_pixel, | |
621 | pixels_offset, pp.left(), high_offset); | |
622 | p.setPen(LogicSignal::LowColour); | |
623 | paint_logic_caps(p, cap_lines, edges, false, samples_per_pixel, | |
624 | pixels_offset, pp.left(), low_offset); | |
625 | ||
626 | delete[] cap_lines; | |
627 | ||
a8fd2759 | 628 | // Paint the sampling points |
124be547 SA |
629 | if (show_sampling_points) { |
630 | p.setPen(SamplingPointColour); | |
631 | p.drawRects(sampling_points.data(), sampling_points.size()); | |
a8fd2759 | 632 | } |
a8fd2759 SA |
633 | } |
634 | ||
635 | void AnalogSignal::paint_logic_caps(QPainter &p, QLineF *const lines, | |
636 | vector< pair<int64_t, bool> > &edges, bool level, | |
637 | double samples_per_pixel, double pixels_offset, float x_offset, | |
638 | float y_offset) | |
639 | { | |
640 | QLineF *line = lines; | |
641 | ||
642 | for (auto i = edges.begin(); i != (edges.end() - 1); i++) | |
643 | if ((*i).second == level) { | |
644 | *line++ = QLineF( | |
645 | ((*i).first / samples_per_pixel - | |
646 | pixels_offset) + x_offset, y_offset, | |
647 | ((*(i+1)).first / samples_per_pixel - | |
648 | pixels_offset) + x_offset, y_offset); | |
649 | } | |
650 | ||
651 | p.drawLines(lines, line - lines); | |
652 | } | |
653 | ||
368a37c2 | 654 | float AnalogSignal::get_resolution(int scale_index) |
8a2fafcc JH |
655 | { |
656 | const float seq[] = {1.0f, 2.0f, 5.0f}; | |
834a4f1b | 657 | |
6f925ba9 UH |
658 | const int offset = numeric_limits<int>::max() / (2 * countof(seq)); |
659 | const div_t d = div((int)(scale_index + countof(seq) * offset), | |
8a2fafcc | 660 | countof(seq)); |
834a4f1b | 661 | |
368a37c2 SA |
662 | return powf(10.0f, d.quot - offset) * seq[d.rem]; |
663 | } | |
664 | ||
665 | void AnalogSignal::update_scale() | |
666 | { | |
667 | resolution_ = get_resolution(scale_index_); | |
834a4f1b | 668 | scale_ = div_height_ / resolution_; |
8a2fafcc JH |
669 | } |
670 | ||
52c900ac SA |
671 | void AnalogSignal::update_conversion_widgets() |
672 | { | |
2b6e7a72 | 673 | SignalBase::ConversionType conv_type = base_->get_conversion_type(); |
52c900ac SA |
674 | |
675 | // Enable or disable widgets depending on conversion state | |
2b6e7a72 SA |
676 | conv_threshold_cb_->setEnabled(conv_type != SignalBase::NoConversion); |
677 | display_type_cb_->setEnabled(conv_type != SignalBase::NoConversion); | |
52c900ac SA |
678 | |
679 | conv_threshold_cb_->clear(); | |
680 | ||
681 | vector < pair<QString, int> > presets = base_->get_conversion_presets(); | |
682 | ||
683 | // Prevent the combo box from firing the "edit text changed" signal | |
684 | // as that would involuntarily select the first entry | |
685 | conv_threshold_cb_->blockSignals(true); | |
686 | ||
687 | // Set available options depending on chosen conversion | |
688 | for (pair<QString, int> preset : presets) | |
689 | conv_threshold_cb_->addItem(preset.first, preset.second); | |
690 | ||
691 | map < QString, QVariant > options = base_->get_conversion_options(); | |
692 | ||
b9cdbe03 | 693 | if (conv_type == SignalBase::A2LConversionByThreshold) { |
52c900ac | 694 | const vector<double> thresholds = base_->get_conversion_thresholds( |
b9cdbe03 | 695 | SignalBase::A2LConversionByThreshold, true); |
52c900ac SA |
696 | conv_threshold_cb_->addItem( |
697 | QString("%1V").arg(QString::number(thresholds[0], 'f', 1)), -1); | |
698 | } | |
699 | ||
2b6e7a72 | 700 | if (conv_type == SignalBase::A2LConversionBySchmittTrigger) { |
52c900ac | 701 | const vector<double> thresholds = base_->get_conversion_thresholds( |
2b6e7a72 | 702 | SignalBase::A2LConversionBySchmittTrigger, true); |
52c900ac SA |
703 | conv_threshold_cb_->addItem(QString("%1V/%2V").arg( |
704 | QString::number(thresholds[0], 'f', 1), | |
705 | QString::number(thresholds[1], 'f', 1)), -1); | |
706 | } | |
707 | ||
708 | int preset_id = base_->get_current_conversion_preset(); | |
709 | conv_threshold_cb_->setCurrentIndex( | |
710 | conv_threshold_cb_->findData(preset_id)); | |
711 | ||
712 | conv_threshold_cb_->blockSignals(false); | |
713 | } | |
714 | ||
430b94aa | 715 | void AnalogSignal::perform_autoranging(bool keep_divs, bool force_update) |
73e377fe SA |
716 | { |
717 | const deque< shared_ptr<pv::data::AnalogSegment> > &segments = | |
718 | base_->analog_data()->analog_segments(); | |
719 | ||
720 | if (segments.empty()) | |
721 | return; | |
722 | ||
723 | static double prev_min = 0, prev_max = 0; | |
724 | double min = 0, max = 0; | |
725 | ||
726 | for (shared_ptr<pv::data::AnalogSegment> segment : segments) { | |
6f925ba9 | 727 | pair<double, double> mm = segment->get_min_max(); |
73e377fe SA |
728 | min = std::min(min, mm.first); |
729 | max = std::max(max, mm.second); | |
730 | } | |
731 | ||
732 | if ((min == prev_min) && (max == prev_max) && !force_update) | |
733 | return; | |
734 | ||
735 | prev_min = min; | |
736 | prev_max = max; | |
737 | ||
430b94aa SA |
738 | // If we're allowed to alter the div assignment... |
739 | if (!keep_divs) { | |
740 | // Use all divs for the positive range if there are no negative values | |
741 | if ((min == 0) && (neg_vdivs_ > 0)) { | |
742 | pos_vdivs_ += neg_vdivs_; | |
743 | neg_vdivs_ = 0; | |
744 | } | |
73e377fe | 745 | |
430b94aa SA |
746 | // Split up the divs if there are negative values but no negative divs |
747 | if ((min < 0) && (neg_vdivs_ == 0)) { | |
748 | neg_vdivs_ = pos_vdivs_ / 2; | |
749 | pos_vdivs_ -= neg_vdivs_; | |
750 | } | |
681b6d5a SA |
751 | } |
752 | ||
430b94aa SA |
753 | // If there is still no positive div when we need it, add one |
754 | // (this can happen when pos_vdivs==neg_vdivs==0) | |
17c7f31c | 755 | if ((max > 0) && (pos_vdivs_ == 0)) { |
430b94aa | 756 | pos_vdivs_ = 1; |
17c7f31c SA |
757 | owner_->extents_changed(false, true); |
758 | } | |
430b94aa SA |
759 | |
760 | // If there is still no negative div when we need it, add one | |
761 | // (this can happen when pos_vdivs was 0 or 1 when trying to split) | |
17c7f31c | 762 | if ((min < 0) && (neg_vdivs_ == 0)) { |
430b94aa | 763 | neg_vdivs_ = 1; |
17c7f31c SA |
764 | owner_->extents_changed(false, true); |
765 | } | |
430b94aa | 766 | |
73e377fe SA |
767 | double min_value_per_div; |
768 | if ((pos_vdivs_ > 0) && (neg_vdivs_ > 0)) | |
769 | min_value_per_div = std::max(max / pos_vdivs_, -min / neg_vdivs_); | |
770 | else if (pos_vdivs_ > 0) | |
771 | min_value_per_div = max / pos_vdivs_; | |
772 | else | |
773 | min_value_per_div = -min / neg_vdivs_; | |
774 | ||
775 | // Find first scale value that is bigger than the value we need | |
776 | for (int i = MinScaleIndex; i < MaxScaleIndex; i++) | |
777 | if (get_resolution(i) > min_value_per_div) { | |
778 | scale_index_ = i; | |
779 | break; | |
780 | } | |
781 | ||
782 | update_scale(); | |
783 | } | |
784 | ||
4cffac16 SA |
785 | void AnalogSignal::populate_popup_form(QWidget *parent, QFormLayout *form) |
786 | { | |
787 | // Add the standard options | |
788 | Signal::populate_popup_form(parent, form); | |
789 | ||
368a37c2 SA |
790 | QFormLayout *const layout = new QFormLayout; |
791 | ||
cbb50547 | 792 | // Add div-related settings |
430b94aa SA |
793 | pvdiv_sb_ = new QSpinBox(parent); |
794 | pvdiv_sb_->setRange(0, MaximumVDivs); | |
795 | pvdiv_sb_->setValue(pos_vdivs_); | |
796 | connect(pvdiv_sb_, SIGNAL(valueChanged(int)), | |
459db2c5 | 797 | this, SLOT(on_pos_vdivs_changed(int))); |
430b94aa | 798 | layout->addRow(tr("Number of pos vertical divs"), pvdiv_sb_); |
459db2c5 | 799 | |
430b94aa SA |
800 | nvdiv_sb_ = new QSpinBox(parent); |
801 | nvdiv_sb_->setRange(0, MaximumVDivs); | |
802 | nvdiv_sb_->setValue(neg_vdivs_); | |
803 | connect(nvdiv_sb_, SIGNAL(valueChanged(int)), | |
459db2c5 | 804 | this, SLOT(on_neg_vdivs_changed(int))); |
430b94aa | 805 | layout->addRow(tr("Number of neg vertical divs"), nvdiv_sb_); |
368a37c2 | 806 | |
cbb50547 SA |
807 | div_height_sb_ = new QSpinBox(parent); |
808 | div_height_sb_->setRange(20, 1000); | |
809 | div_height_sb_->setSingleStep(5); | |
810 | div_height_sb_->setSuffix(tr(" pixels")); | |
811 | div_height_sb_->setValue(div_height_); | |
812 | connect(div_height_sb_, SIGNAL(valueChanged(int)), | |
813 | this, SLOT(on_div_height_changed(int))); | |
814 | layout->addRow(tr("Div height"), div_height_sb_); | |
815 | ||
368a37c2 SA |
816 | // Add the vertical resolution |
817 | resolution_cb_ = new QComboBox(parent); | |
818 | ||
819 | for (int i = MinScaleIndex; i < MaxScaleIndex; i++) { | |
820 | const QString label = QString("%1").arg(get_resolution(i)); | |
821 | resolution_cb_->insertItem(0, label, QVariant(i)); | |
822 | } | |
823 | ||
a970015f | 824 | int cur_idx = resolution_cb_->findData(QVariant(scale_index_)); |
368a37c2 SA |
825 | resolution_cb_->setCurrentIndex(cur_idx); |
826 | ||
827 | connect(resolution_cb_, SIGNAL(currentIndexChanged(int)), | |
828 | this, SLOT(on_resolution_changed(int))); | |
829 | ||
830 | QGridLayout *const vdiv_layout = new QGridLayout; | |
831 | QLabel *const vdiv_unit = new QLabel(tr("V/div")); | |
832 | vdiv_layout->addWidget(resolution_cb_, 0, 0); | |
833 | vdiv_layout->addWidget(vdiv_unit, 0, 1); | |
834 | ||
835 | layout->addRow(tr("Vertical resolution"), vdiv_layout); | |
836 | ||
73e377fe SA |
837 | // Add the autoranging checkbox |
838 | QCheckBox* autoranging_cb = new QCheckBox(); | |
839 | autoranging_cb->setCheckState(autoranging_ ? Qt::Checked : Qt::Unchecked); | |
840 | ||
841 | connect(autoranging_cb, SIGNAL(stateChanged(int)), | |
842 | this, SLOT(on_autoranging_changed(int))); | |
843 | ||
844 | layout->addRow(tr("Autoranging"), autoranging_cb); | |
845 | ||
a970015f SA |
846 | // Add the conversion type dropdown |
847 | conversion_cb_ = new QComboBox(); | |
848 | ||
2b6e7a72 SA |
849 | conversion_cb_->addItem(tr("none"), |
850 | SignalBase::NoConversion); | |
851 | conversion_cb_->addItem(tr("to logic via threshold"), | |
b9cdbe03 | 852 | SignalBase::A2LConversionByThreshold); |
2b6e7a72 SA |
853 | conversion_cb_->addItem(tr("to logic via schmitt-trigger"), |
854 | SignalBase::A2LConversionBySchmittTrigger); | |
a970015f | 855 | |
06b6ce26 | 856 | cur_idx = conversion_cb_->findData(QVariant(base_->get_conversion_type())); |
a970015f SA |
857 | conversion_cb_->setCurrentIndex(cur_idx); |
858 | ||
7c84c074 | 859 | layout->addRow(tr("Conversion"), conversion_cb_); |
a970015f SA |
860 | |
861 | connect(conversion_cb_, SIGNAL(currentIndexChanged(int)), | |
862 | this, SLOT(on_conversion_changed(int))); | |
863 | ||
52c900ac SA |
864 | // Add the conversion threshold settings |
865 | conv_threshold_cb_ = new QComboBox(); | |
866 | conv_threshold_cb_->setEditable(true); | |
867 | ||
868 | layout->addRow(tr("Conversion threshold(s)"), conv_threshold_cb_); | |
869 | ||
870 | connect(conv_threshold_cb_, SIGNAL(currentIndexChanged(int)), | |
871 | this, SLOT(on_conv_threshold_changed(int))); | |
872 | connect(conv_threshold_cb_, SIGNAL(editTextChanged(const QString)), | |
873 | this, SLOT(on_conv_threshold_changed())); // index will be -1 | |
874 | ||
a970015f SA |
875 | // Add the display type dropdown |
876 | display_type_cb_ = new QComboBox(); | |
877 | ||
c6b017fb SA |
878 | display_type_cb_->addItem(tr("analog"), DisplayAnalog); |
879 | display_type_cb_->addItem(tr("converted"), DisplayConverted); | |
880 | display_type_cb_->addItem(tr("analog+converted"), DisplayBoth); | |
a970015f SA |
881 | |
882 | cur_idx = display_type_cb_->findData(QVariant(display_type_)); | |
883 | display_type_cb_->setCurrentIndex(cur_idx); | |
884 | ||
c6b017fb | 885 | layout->addRow(tr("Show traces for"), display_type_cb_); |
a970015f | 886 | |
b8c4a95b SA |
887 | connect(display_type_cb_, SIGNAL(currentIndexChanged(int)), |
888 | this, SLOT(on_display_type_changed(int))); | |
889 | ||
52c900ac SA |
890 | // Update the conversion widget contents and states |
891 | update_conversion_widgets(); | |
892 | ||
368a37c2 | 893 | form->addRow(layout); |
4cffac16 SA |
894 | } |
895 | ||
c6d9cf65 | 896 | void AnalogSignal::on_min_max_changed(float min, float max) |
85715407 | 897 | { |
c6d9cf65 SA |
898 | (void)min; |
899 | (void)max; | |
900 | ||
901 | if (autoranging_) | |
902 | perform_autoranging(false, false); | |
85715407 SA |
903 | } |
904 | ||
459db2c5 SA |
905 | void AnalogSignal::on_pos_vdivs_changed(int vdivs) |
906 | { | |
430b94aa SA |
907 | if (vdivs == pos_vdivs_) |
908 | return; | |
909 | ||
459db2c5 SA |
910 | pos_vdivs_ = vdivs; |
911 | ||
80067e49 SA |
912 | // There has to be at least one div, positive or negative |
913 | if ((neg_vdivs_ == 0) && (pos_vdivs_ == 0)) { | |
914 | pos_vdivs_ = 1; | |
915 | if (pvdiv_sb_) | |
916 | pvdiv_sb_->setValue(pos_vdivs_); | |
917 | } | |
918 | ||
430b94aa SA |
919 | if (autoranging_) { |
920 | perform_autoranging(true, true); | |
921 | ||
922 | // It could be that a positive or negative div was added, so update | |
923 | if (pvdiv_sb_) { | |
924 | pvdiv_sb_->setValue(pos_vdivs_); | |
925 | nvdiv_sb_->setValue(neg_vdivs_); | |
926 | } | |
927 | } | |
73e377fe | 928 | |
459db2c5 SA |
929 | if (owner_) { |
930 | // Call order is important, otherwise the lazy event handler won't work | |
931 | owner_->extents_changed(false, true); | |
932 | owner_->row_item_appearance_changed(false, true); | |
933 | } | |
934 | } | |
935 | ||
936 | void AnalogSignal::on_neg_vdivs_changed(int vdivs) | |
4cffac16 | 937 | { |
430b94aa SA |
938 | if (vdivs == neg_vdivs_) |
939 | return; | |
940 | ||
459db2c5 | 941 | neg_vdivs_ = vdivs; |
4cffac16 | 942 | |
80067e49 SA |
943 | // There has to be at least one div, positive or negative |
944 | if ((neg_vdivs_ == 0) && (pos_vdivs_ == 0)) { | |
945 | pos_vdivs_ = 1; | |
946 | if (pvdiv_sb_) | |
947 | pvdiv_sb_->setValue(pos_vdivs_); | |
948 | } | |
949 | ||
430b94aa SA |
950 | if (autoranging_) { |
951 | perform_autoranging(true, true); | |
952 | ||
953 | // It could be that a positive or negative div was added, so update | |
954 | if (pvdiv_sb_) { | |
955 | pvdiv_sb_->setValue(pos_vdivs_); | |
956 | nvdiv_sb_->setValue(neg_vdivs_); | |
957 | } | |
958 | } | |
73e377fe | 959 | |
75d0779e SA |
960 | if (owner_) { |
961 | // Call order is important, otherwise the lazy event handler won't work | |
4cffac16 | 962 | owner_->extents_changed(false, true); |
75d0779e SA |
963 | owner_->row_item_appearance_changed(false, true); |
964 | } | |
4cffac16 SA |
965 | } |
966 | ||
cbb50547 SA |
967 | void AnalogSignal::on_div_height_changed(int height) |
968 | { | |
969 | div_height_ = height; | |
970 | update_scale(); | |
971 | ||
972 | if (owner_) { | |
973 | // Call order is important, otherwise the lazy event handler won't work | |
974 | owner_->extents_changed(false, true); | |
975 | owner_->row_item_appearance_changed(false, true); | |
976 | } | |
977 | } | |
978 | ||
368a37c2 SA |
979 | void AnalogSignal::on_resolution_changed(int index) |
980 | { | |
981 | scale_index_ = resolution_cb_->itemData(index).toInt(); | |
982 | update_scale(); | |
983 | ||
984 | if (owner_) | |
985 | owner_->row_item_appearance_changed(false, true); | |
986 | } | |
4cffac16 | 987 | |
73e377fe SA |
988 | void AnalogSignal::on_autoranging_changed(int state) |
989 | { | |
990 | autoranging_ = (state == Qt::Checked); | |
991 | ||
992 | if (autoranging_) | |
430b94aa | 993 | perform_autoranging(false, true); |
73e377fe | 994 | |
85715407 SA |
995 | if (owner_) { |
996 | // Call order is important, otherwise the lazy event handler won't work | |
997 | owner_->extents_changed(false, true); | |
73e377fe | 998 | owner_->row_item_appearance_changed(false, true); |
85715407 | 999 | } |
73e377fe SA |
1000 | } |
1001 | ||
a970015f SA |
1002 | void AnalogSignal::on_conversion_changed(int index) |
1003 | { | |
2b6e7a72 | 1004 | SignalBase::ConversionType old_conv_type = base_->get_conversion_type(); |
a8fd2759 | 1005 | |
2b6e7a72 SA |
1006 | SignalBase::ConversionType conv_type = |
1007 | (SignalBase::ConversionType)(conversion_cb_->itemData(index).toInt()); | |
a8fd2759 | 1008 | |
06b6ce26 SA |
1009 | if (conv_type != old_conv_type) { |
1010 | base_->set_conversion_type(conv_type); | |
52c900ac | 1011 | update_conversion_widgets(); |
06b6ce26 SA |
1012 | |
1013 | if (owner_) | |
1014 | owner_->row_item_appearance_changed(false, true); | |
a8fd2759 | 1015 | } |
a970015f SA |
1016 | } |
1017 | ||
52c900ac SA |
1018 | void AnalogSignal::on_conv_threshold_changed(int index) |
1019 | { | |
2b6e7a72 | 1020 | SignalBase::ConversionType conv_type = base_->get_conversion_type(); |
52c900ac SA |
1021 | |
1022 | // Note: index is set to -1 if the text in the combo box matches none of | |
1023 | // the entries in the combo box | |
1024 | ||
1025 | if ((index == -1) && (conv_threshold_cb_->currentText().length() == 0)) | |
1026 | return; | |
1027 | ||
1028 | // The combo box entry with the custom value has user_data set to -1 | |
1029 | const int user_data = conv_threshold_cb_->findText( | |
1030 | conv_threshold_cb_->currentText()); | |
1031 | ||
1032 | const bool use_custom_thr = (index == -1) || (user_data == -1); | |
1033 | ||
b9cdbe03 | 1034 | if (conv_type == SignalBase::A2LConversionByThreshold && use_custom_thr) { |
52c900ac SA |
1035 | // Not one of the preset values, try to parse the combo box text |
1036 | // Note: Regex loosely based on | |
1037 | // https://txt2re.com/index-c++.php3?s=0.1V&1&-13 | |
1038 | QString re1 = "([+-]?\\d*[\\.,]?\\d*)"; // Float value | |
1039 | QString re2 = "([a-zA-Z]*)"; // SI unit | |
1040 | QRegExp regex(re1 + re2); | |
1041 | ||
1042 | const QString text = conv_threshold_cb_->currentText(); | |
1043 | if (!regex.exactMatch(text)) | |
1044 | return; // String doesn't match the regex | |
1045 | ||
1046 | QStringList tokens = regex.capturedTexts(); | |
1047 | ||
1048 | // For now, we simply assume that the unit is volt without modifiers | |
1049 | const double thr = tokens.at(1).toDouble(); | |
1050 | ||
932bc246 SA |
1051 | // Only restart the conversion if the threshold was updated. |
1052 | // We're starting a delayed conversion because the user may still be | |
1053 | // typing and the UI would lag if we kept on restarting it immediately | |
52c900ac | 1054 | if (base_->set_conversion_option("threshold_value", thr)) |
932bc246 | 1055 | base_->start_conversion(true); |
52c900ac SA |
1056 | } |
1057 | ||
2b6e7a72 | 1058 | if (conv_type == SignalBase::A2LConversionBySchmittTrigger && use_custom_thr) { |
52c900ac SA |
1059 | // Not one of the preset values, try to parse the combo box text |
1060 | // Note: Regex loosely based on | |
1061 | // https://txt2re.com/index-c++.php3?s=0.1V/0.2V&2&14&-22&3&15 | |
1062 | QString re1 = "([+-]?\\d*[\\.,]?\\d*)"; // Float value | |
1063 | QString re2 = "([a-zA-Z]*)"; // SI unit | |
1064 | QString re3 = "\\/"; // Forward slash, not captured | |
1065 | QString re4 = "([+-]?\\d*[\\.,]?\\d*)"; // Float value | |
1066 | QString re5 = "([a-zA-Z]*)"; // SI unit | |
1067 | QRegExp regex(re1 + re2 + re3 + re4 + re5); | |
1068 | ||
1069 | const QString text = conv_threshold_cb_->currentText(); | |
1070 | if (!regex.exactMatch(text)) | |
1071 | return; // String doesn't match the regex | |
1072 | ||
1073 | QStringList tokens = regex.capturedTexts(); | |
1074 | ||
1075 | // For now, we simply assume that the unit is volt without modifiers | |
1076 | const double low_thr = tokens.at(1).toDouble(); | |
1077 | const double high_thr = tokens.at(3).toDouble(); | |
1078 | ||
932bc246 SA |
1079 | // Only restart the conversion if one of the options was updated. |
1080 | // We're starting a delayed conversion because the user may still be | |
1081 | // typing and the UI would lag if we kept on restarting it immediately | |
52c900ac SA |
1082 | bool o1 = base_->set_conversion_option("threshold_value_low", low_thr); |
1083 | bool o2 = base_->set_conversion_option("threshold_value_high", high_thr); | |
1084 | if (o1 || o2) | |
932bc246 | 1085 | base_->start_conversion(true); // Start delayed conversion |
52c900ac SA |
1086 | } |
1087 | ||
f0f9c856 | 1088 | base_->set_conversion_preset((SignalBase::ConversionPreset)index); |
52c900ac | 1089 | |
932bc246 SA |
1090 | // Immediately start the conversion if we're not using custom values |
1091 | // (i.e. we're using one of the presets) | |
1092 | if (!use_custom_thr) | |
52c900ac SA |
1093 | base_->start_conversion(); |
1094 | } | |
1095 | ||
1096 | void AnalogSignal::on_delayed_conversion_starter() | |
1097 | { | |
1098 | base_->start_conversion(); | |
1099 | } | |
1100 | ||
b8c4a95b SA |
1101 | void AnalogSignal::on_display_type_changed(int index) |
1102 | { | |
1103 | display_type_ = (DisplayType)(display_type_cb_->itemData(index).toInt()); | |
1104 | ||
1105 | if (owner_) | |
1106 | owner_->row_item_appearance_changed(false, true); | |
1107 | } | |
1108 | ||
90ee1ed9 | 1109 | void AnalogSignal::on_settingViewConversionThresholdDispMode_changed(const QVariant new_value) |
2601ce96 | 1110 | { |
90ee1ed9 | 1111 | conversion_threshold_disp_mode_ = new_value.toInt(); |
2601ce96 SA |
1112 | |
1113 | if (owner_) | |
1114 | owner_->row_item_appearance_changed(false, true); | |
1115 | } | |
1116 | ||
1573bf16 | 1117 | } // namespace trace |
f4e57597 | 1118 | } // namespace views |
aba1dd16 | 1119 | } // namespace pv |