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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> |
526c8c00 | 31 | #include <QDebug> |
4cffac16 | 32 | #include <QFormLayout> |
368a37c2 SA |
33 | #include <QGridLayout> |
34 | #include <QLabel> | |
03cc651d | 35 | #include <QString> |
37b9fed4 | 36 | |
2acdb232 | 37 | #include "analogsignal.hpp" |
1573bf16 SA |
38 | #include "logicsignal.hpp" |
39 | #include "view.hpp" | |
40 | ||
2acdb232 | 41 | #include "pv/data/analog.hpp" |
f3d66e52 | 42 | #include "pv/data/analogsegment.hpp" |
a8fd2759 SA |
43 | #include "pv/data/logic.hpp" |
44 | #include "pv/data/logicsegment.hpp" | |
bf0edd2b | 45 | #include "pv/data/signalbase.hpp" |
8de1e1b2 | 46 | #include "pv/globalsettings.hpp" |
aba1dd16 | 47 | |
fe3a1c21 | 48 | #include <libsigrokcxx/libsigrokcxx.hpp> |
e8d00928 | 49 | |
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 | 56 | using std::numeric_limits; |
526c8c00 | 57 | using std::out_of_range; |
6f925ba9 | 58 | using std::pair; |
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 | |
d0c0573b | 119 | GlobalSettings::add_change_handler(this); |
2601ce96 | 120 | |
cbb50547 | 121 | GlobalSettings gs; |
90ee1ed9 SA |
122 | conversion_threshold_disp_mode_ = |
123 | gs.value(GlobalSettings::Key_View_ConversionThresholdDispMode).toInt(); | |
2601ce96 | 124 | |
cbb50547 SA |
125 | div_height_ = gs.value(GlobalSettings::Key_View_DefaultDivHeight).toInt(); |
126 | ||
73a25a6e | 127 | base_->set_colour(SignalColours[base_->index() % countof(SignalColours)]); |
834a4f1b | 128 | update_scale(); |
aba1dd16 JH |
129 | } |
130 | ||
d0c0573b SA |
131 | AnalogSignal::~AnalogSignal() |
132 | { | |
133 | GlobalSettings::remove_change_handler(this); | |
134 | } | |
135 | ||
3009b5b3 JH |
136 | shared_ptr<pv::data::SignalData> AnalogSignal::data() const |
137 | { | |
cbd2a2de | 138 | return base_->analog_data(); |
9a0cd293 JH |
139 | } |
140 | ||
3a21afa6 SA |
141 | void AnalogSignal::save_settings(QSettings &settings) const |
142 | { | |
459db2c5 SA |
143 | settings.setValue("pos_vdivs", pos_vdivs_); |
144 | settings.setValue("neg_vdivs", neg_vdivs_); | |
3a21afa6 | 145 | settings.setValue("scale_index", scale_index_); |
a970015f | 146 | settings.setValue("display_type", display_type_); |
73e377fe | 147 | settings.setValue("autoranging", autoranging_); |
cbb50547 | 148 | settings.setValue("div_height", div_height_); |
3a21afa6 SA |
149 | } |
150 | ||
151 | void AnalogSignal::restore_settings(QSettings &settings) | |
152 | { | |
459db2c5 SA |
153 | if (settings.contains("pos_vdivs")) |
154 | pos_vdivs_ = settings.value("pos_vdivs").toInt(); | |
155 | ||
156 | if (settings.contains("neg_vdivs")) | |
157 | neg_vdivs_ = settings.value("neg_vdivs").toInt(); | |
3a21afa6 SA |
158 | |
159 | if (settings.contains("scale_index")) { | |
160 | scale_index_ = settings.value("scale_index").toInt(); | |
161 | update_scale(); | |
162 | } | |
73e377fe | 163 | |
a970015f SA |
164 | if (settings.contains("display_type")) |
165 | display_type_ = (DisplayType)(settings.value("display_type").toInt()); | |
166 | ||
73e377fe SA |
167 | if (settings.contains("autoranging")) |
168 | autoranging_ = settings.value("autoranging").toBool(); | |
cbb50547 SA |
169 | |
170 | if (settings.contains("div_height")) { | |
171 | const int old_height = div_height_; | |
172 | div_height_ = settings.value("div_height").toInt(); | |
173 | ||
174 | if ((div_height_ != old_height) && owner_) { | |
175 | // Call order is important, otherwise the lazy event handler won't work | |
176 | owner_->extents_changed(false, true); | |
177 | owner_->row_item_appearance_changed(false, true); | |
178 | } | |
179 | } | |
3a21afa6 SA |
180 | } |
181 | ||
6f925ba9 | 182 | pair<int, int> AnalogSignal::v_extents() const |
a5d93c27 | 183 | { |
459db2c5 SA |
184 | const int ph = pos_vdivs_ * div_height_; |
185 | const int nh = neg_vdivs_ * div_height_; | |
186 | return make_pair(-ph, nh); | |
a5d93c27 JH |
187 | } |
188 | ||
214470fc JH |
189 | int AnalogSignal::scale_handle_offset() const |
190 | { | |
459db2c5 | 191 | const int h = (pos_vdivs_ + neg_vdivs_) * div_height_; |
37b9fed4 | 192 | |
c063290a | 193 | return ((scale_index_drag_offset_ - scale_index_) * h / 4) - h / 2; |
214470fc JH |
194 | } |
195 | ||
196 | void AnalogSignal::scale_handle_dragged(int offset) | |
197 | { | |
459db2c5 | 198 | const int h = (pos_vdivs_ + neg_vdivs_) * div_height_; |
37b9fed4 | 199 | |
c063290a | 200 | scale_index_ = scale_index_drag_offset_ - (offset + h / 2) / (h / 4); |
834a4f1b SA |
201 | |
202 | update_scale(); | |
8a2fafcc JH |
203 | } |
204 | ||
205 | void AnalogSignal::scale_handle_drag_release() | |
206 | { | |
207 | scale_index_drag_offset_ = scale_index_; | |
834a4f1b | 208 | update_scale(); |
214470fc JH |
209 | } |
210 | ||
d0c0573b SA |
211 | void AnalogSignal::on_setting_changed(const QString &key, const QVariant &value) |
212 | { | |
213 | if (key == GlobalSettings::Key_View_ConversionThresholdDispMode) | |
214 | on_settingViewConversionThresholdDispMode_changed(value); | |
215 | } | |
216 | ||
60938e04 | 217 | void AnalogSignal::paint_back(QPainter &p, ViewItemPaintParams &pp) |
fe08b6e8 | 218 | { |
1d150cd6 SA |
219 | if (!base_->enabled()) |
220 | return; | |
221 | ||
90ee1ed9 SA |
222 | bool paint_thr_bg = |
223 | conversion_threshold_disp_mode_ == GlobalSettings::ConvThrDispMode_Background; | |
224 | ||
1d150cd6 SA |
225 | const vector<double> thresholds = base_->get_conversion_thresholds(); |
226 | ||
227 | // Only display thresholds if we have some and we show analog samples | |
90ee1ed9 | 228 | if ((thresholds.size() > 0) && paint_thr_bg && |
1d150cd6 SA |
229 | ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth))) { |
230 | ||
231 | const int visual_y = get_visual_y(); | |
232 | const pair<int, int> extents = v_extents(); | |
233 | const int top = visual_y + extents.first; | |
234 | const int btm = visual_y + extents.second; | |
235 | ||
236 | // Draw high/neutral/low areas | |
237 | if (thresholds.size() == 2) { | |
03d2a4f8 SA |
238 | int thr_lo = visual_y - thresholds[0] * scale_; |
239 | int thr_hi = visual_y - thresholds[1] * scale_; | |
240 | thr_lo = min(max(thr_lo, top), btm); | |
241 | thr_hi = min(max(thr_hi, top), btm); | |
1d150cd6 SA |
242 | |
243 | p.fillRect(QRectF(pp.left(), top, pp.width(), thr_hi - top), | |
244 | QBrush(ThresholdColorHi)); | |
245 | p.fillRect(QRectF(pp.left(), thr_hi, pp.width(), thr_lo - thr_hi), | |
246 | QBrush(ThresholdColorNe)); | |
247 | p.fillRect(QRectF(pp.left(), thr_lo, pp.width(), btm - thr_lo), | |
248 | QBrush(ThresholdColorLo)); | |
249 | } else { | |
03d2a4f8 SA |
250 | int thr = visual_y - thresholds[0] * scale_; |
251 | thr = min(max(thr, top), btm); | |
1d150cd6 SA |
252 | |
253 | p.fillRect(QRectF(pp.left(), top, pp.width(), thr - top), | |
254 | QBrush(ThresholdColorHi)); | |
255 | p.fillRect(QRectF(pp.left(), thr, pp.width(), btm - thr), | |
256 | QBrush(ThresholdColorLo)); | |
257 | } | |
258 | ||
259 | paint_axis(p, pp, get_visual_y()); | |
260 | } else { | |
99af6802 | 261 | Trace::paint_back(p, pp); |
97904bf7 | 262 | paint_axis(p, pp, get_visual_y()); |
99af6802 | 263 | } |
fe08b6e8 JH |
264 | } |
265 | ||
60938e04 | 266 | void AnalogSignal::paint_mid(QPainter &p, ViewItemPaintParams &pp) |
aba1dd16 | 267 | { |
cbd2a2de | 268 | assert(base_->analog_data()); |
8dbbc7f0 | 269 | assert(owner_); |
a8acb46e | 270 | |
be9e7b4b | 271 | const int y = get_visual_y(); |
01fd3263 | 272 | |
73a25a6e | 273 | if (!base_->enabled()) |
cec48d16 JH |
274 | return; |
275 | ||
a8fd2759 SA |
276 | if ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth)) { |
277 | paint_grid(p, y, pp.left(), pp.right()); | |
278 | ||
7daebd05 | 279 | shared_ptr<pv::data::AnalogSegment> segment = get_analog_segment_to_paint(); |
4bd0ecb8 | 280 | if (!segment || (segment->get_sample_count() == 0)) |
a8fd2759 SA |
281 | return; |
282 | ||
a8fd2759 SA |
283 | const double pixels_offset = pp.pixels_offset(); |
284 | const double samplerate = max(1.0, segment->samplerate()); | |
285 | const pv::util::Timestamp& start_time = segment->start_time(); | |
20df1a39 | 286 | const int64_t last_sample = (int64_t)segment->get_sample_count() - 1; |
a8fd2759 SA |
287 | const double samples_per_pixel = samplerate * pp.scale(); |
288 | const pv::util::Timestamp start = samplerate * (pp.offset() - start_time); | |
289 | const pv::util::Timestamp end = start + samples_per_pixel * pp.width(); | |
290 | ||
291 | const int64_t start_sample = min(max(floor(start).convert_to<int64_t>(), | |
292 | (int64_t)0), last_sample); | |
293 | const int64_t end_sample = min(max((ceil(end) + 1).convert_to<int64_t>(), | |
294 | (int64_t)0), last_sample); | |
295 | ||
296 | if (samples_per_pixel < EnvelopeThreshold) | |
297 | paint_trace(p, segment, y, pp.left(), | |
298 | start_sample, end_sample, | |
299 | pixels_offset, samples_per_pixel); | |
300 | else | |
301 | paint_envelope(p, segment, y, pp.left(), | |
302 | start_sample, end_sample, | |
303 | pixels_offset, samples_per_pixel); | |
304 | } | |
a8acb46e | 305 | |
1d150cd6 SA |
306 | if ((display_type_ == DisplayConverted) || (display_type_ == DisplayBoth)) |
307 | paint_logic_mid(p, pp); | |
7c68ddae JH |
308 | } |
309 | ||
60938e04 | 310 | void AnalogSignal::paint_fore(QPainter &p, ViewItemPaintParams &pp) |
03cc651d SA |
311 | { |
312 | if (!enabled()) | |
313 | return; | |
314 | ||
b8c4a95b SA |
315 | if ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth)) { |
316 | const int y = get_visual_y(); | |
03cc651d | 317 | |
b8c4a95b SA |
318 | // Show the info section on the right side of the trace |
319 | const QString infotext = QString("%1 V/div").arg(resolution_); | |
03cc651d | 320 | |
b8c4a95b SA |
321 | p.setPen(base_->colour()); |
322 | p.setFont(QApplication::font()); | |
03cc651d | 323 | |
b8c4a95b SA |
324 | const QRectF bounding_rect = QRectF(pp.left(), |
325 | y + v_extents().first, | |
326 | pp.width() - InfoTextMarginRight, | |
327 | v_extents().second - v_extents().first - InfoTextMarginBottom); | |
03cc651d | 328 | |
b8c4a95b SA |
329 | p.drawText(bounding_rect, Qt::AlignRight | Qt::AlignBottom, infotext); |
330 | } | |
03cc651d SA |
331 | } |
332 | ||
37b9fed4 SA |
333 | void AnalogSignal::paint_grid(QPainter &p, int y, int left, int right) |
334 | { | |
46a0cadc SA |
335 | p.setRenderHint(QPainter::Antialiasing, false); |
336 | ||
8ad61f40 UH |
337 | GlobalSettings settings; |
338 | const bool show_analog_minor_grid = | |
339 | settings.value(GlobalSettings::Key_View_ShowAnalogMinorGrid).toBool(); | |
340 | ||
459db2c5 SA |
341 | if (pos_vdivs_ > 0) { |
342 | p.setPen(QPen(GridMajorColor, 1, Qt::DashLine)); | |
343 | for (int i = 1; i <= pos_vdivs_; i++) { | |
344 | const float dy = i * div_height_; | |
345 | p.drawLine(QLineF(left, y - dy, right, y - dy)); | |
346 | } | |
8ad61f40 | 347 | } |
459db2c5 | 348 | |
8ad61f40 | 349 | if ((pos_vdivs_ > 0) && show_analog_minor_grid) { |
459db2c5 SA |
350 | p.setPen(QPen(GridMinorColor, 1, Qt::DashLine)); |
351 | for (int i = 0; i < pos_vdivs_; i++) { | |
352 | const float dy = i * div_height_; | |
353 | const float dy25 = dy + (0.25 * div_height_); | |
354 | const float dy50 = dy + (0.50 * div_height_); | |
355 | const float dy75 = dy + (0.75 * div_height_); | |
356 | p.drawLine(QLineF(left, y - dy25, right, y - dy25)); | |
357 | p.drawLine(QLineF(left, y - dy50, right, y - dy50)); | |
358 | p.drawLine(QLineF(left, y - dy75, right, y - dy75)); | |
359 | } | |
37b9fed4 SA |
360 | } |
361 | ||
459db2c5 SA |
362 | if (neg_vdivs_ > 0) { |
363 | p.setPen(QPen(GridMajorColor, 1, Qt::DashLine)); | |
364 | for (int i = 1; i <= neg_vdivs_; i++) { | |
365 | const float dy = i * div_height_; | |
366 | p.drawLine(QLineF(left, y + dy, right, y + dy)); | |
367 | } | |
8ad61f40 | 368 | } |
459db2c5 | 369 | |
8ad61f40 | 370 | if ((pos_vdivs_ > 0) && show_analog_minor_grid) { |
459db2c5 SA |
371 | p.setPen(QPen(GridMinorColor, 1, Qt::DashLine)); |
372 | for (int i = 0; i < neg_vdivs_; i++) { | |
373 | const float dy = i * div_height_; | |
374 | const float dy25 = dy + (0.25 * div_height_); | |
375 | const float dy50 = dy + (0.50 * div_height_); | |
376 | const float dy75 = dy + (0.75 * div_height_); | |
377 | p.drawLine(QLineF(left, y + dy25, right, y + dy25)); | |
378 | p.drawLine(QLineF(left, y + dy50, right, y + dy50)); | |
379 | p.drawLine(QLineF(left, y + dy75, right, y + dy75)); | |
380 | } | |
37b9fed4 | 381 | } |
46a0cadc SA |
382 | |
383 | p.setRenderHint(QPainter::Antialiasing, true); | |
37b9fed4 SA |
384 | } |
385 | ||
7c68ddae | 386 | void AnalogSignal::paint_trace(QPainter &p, |
f3d66e52 | 387 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
388 | int y, int left, const int64_t start, const int64_t end, |
389 | const double pixels_offset, const double samples_per_pixel) | |
390 | { | |
fdfd5b3e SA |
391 | if (end <= start) |
392 | return; | |
393 | ||
d37ff80d SA |
394 | bool paint_thr_dots = |
395 | (base_->get_conversion_type() != data::SignalBase::NoConversion) && | |
396 | (conversion_threshold_disp_mode_ == GlobalSettings::ConvThrDispMode_Dots); | |
397 | ||
398 | vector<double> thresholds; | |
399 | if (paint_thr_dots) | |
400 | thresholds = base_->get_conversion_thresholds(); | |
401 | ||
fdfd5b3e SA |
402 | // Calculate and paint the sampling points if enabled and useful |
403 | GlobalSettings settings; | |
404 | const bool show_sampling_points = | |
d37ff80d SA |
405 | (settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool() || |
406 | paint_thr_dots) && (samples_per_pixel < 0.25); | |
fdfd5b3e | 407 | |
73a25a6e | 408 | p.setPen(base_->colour()); |
7c68ddae | 409 | |
76ce6c7a UH |
410 | const int64_t points_count = end - start; |
411 | ||
412 | QPointF *points = new QPointF[points_count]; | |
a8acb46e JH |
413 | QPointF *point = points; |
414 | ||
d37ff80d | 415 | vector<QRectF> sampling_points[3]; |
8de1e1b2 | 416 | |
fdfd5b3e SA |
417 | int64_t sample_count = min(points_count, TracePaintBlockSize); |
418 | int64_t block_sample = 0; | |
b82243f7 SA |
419 | float *sample_block = new float[TracePaintBlockSize]; |
420 | segment->get_samples(start, start + sample_count, sample_block); | |
26a883ed | 421 | |
8de1e1b2 | 422 | const int w = 2; |
fdfd5b3e SA |
423 | for (int64_t sample = start; sample != end; sample++, block_sample++) { |
424 | ||
425 | if (block_sample == TracePaintBlockSize) { | |
426 | block_sample = 0; | |
fdfd5b3e | 427 | sample_count = min(points_count - sample, TracePaintBlockSize); |
b82243f7 | 428 | segment->get_samples(sample, sample + sample_count, sample_block); |
fdfd5b3e SA |
429 | } |
430 | ||
a8acb46e | 431 | const float x = (sample / samples_per_pixel - |
2658961b | 432 | pixels_offset) + left; |
26a883ed | 433 | |
fdfd5b3e | 434 | *point++ = QPointF(x, y - sample_block[block_sample] * scale_); |
8de1e1b2 | 435 | |
d37ff80d SA |
436 | if (show_sampling_points) { |
437 | int idx = 0; // Neutral | |
438 | ||
439 | if (paint_thr_dots) { | |
440 | if (thresholds.size() == 1) | |
441 | idx = (sample_block[block_sample] >= thresholds[0]) ? 2 : 1; | |
442 | else if (thresholds.size() == 2) { | |
443 | if (sample_block[block_sample] > thresholds[1]) | |
444 | idx = 2; // High | |
445 | else if (sample_block[block_sample] < thresholds[0]) | |
446 | idx = 1; // Low | |
447 | } | |
448 | } | |
449 | ||
9a0e1305 | 450 | sampling_points[idx].emplace_back(x - (w / 2), y - sample_block[block_sample] * scale_ - (w / 2), w, w); |
d37ff80d | 451 | } |
a8acb46e | 452 | } |
fdfd5b3e | 453 | delete[] sample_block; |
a8acb46e | 454 | |
76ce6c7a | 455 | p.drawPolyline(points, points_count); |
a8acb46e | 456 | |
fdfd5b3e | 457 | if (show_sampling_points) { |
d37ff80d SA |
458 | if (paint_thr_dots) { |
459 | p.setPen(SamplingPointColourNe); | |
460 | p.drawRects(sampling_points[0].data(), sampling_points[0].size()); | |
461 | p.setPen(SamplingPointColourLo); | |
462 | p.drawRects(sampling_points[1].data(), sampling_points[1].size()); | |
463 | p.setPen(SamplingPointColourHi); | |
464 | p.drawRects(sampling_points[2].data(), sampling_points[2].size()); | |
465 | } else { | |
466 | p.setPen(SamplingPointColour); | |
467 | p.drawRects(sampling_points[0].data(), sampling_points[0].size()); | |
468 | } | |
8de1e1b2 UH |
469 | } |
470 | ||
a8acb46e | 471 | delete[] points; |
aba1dd16 JH |
472 | } |
473 | ||
7c68ddae | 474 | void AnalogSignal::paint_envelope(QPainter &p, |
f3d66e52 | 475 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
476 | int y, int left, const int64_t start, const int64_t end, |
477 | const double pixels_offset, const double samples_per_pixel) | |
478 | { | |
f3d66e52 | 479 | using pv::data::AnalogSegment; |
7c68ddae | 480 | |
f3d66e52 JH |
481 | AnalogSegment::EnvelopeSection e; |
482 | segment->get_envelope_section(e, start, end, samples_per_pixel); | |
7c68ddae JH |
483 | |
484 | if (e.length < 2) | |
485 | return; | |
486 | ||
819f4c25 | 487 | p.setPen(QPen(Qt::NoPen)); |
73a25a6e | 488 | p.setBrush(base_->colour()); |
7c68ddae JH |
489 | |
490 | QRectF *const rects = new QRectF[e.length]; | |
491 | QRectF *rect = rects; | |
492 | ||
c063290a | 493 | for (uint64_t sample = 0; sample < e.length - 1; sample++) { |
7c68ddae JH |
494 | const float x = ((e.scale * sample + e.start) / |
495 | samples_per_pixel - pixels_offset) + left; | |
f3d66e52 | 496 | const AnalogSegment::EnvelopeSample *const s = |
7c68ddae JH |
497 | e.samples + sample; |
498 | ||
499 | // We overlap this sample with the next so that vertical | |
500 | // gaps do not appear during steep rising or falling edges | |
c063290a UH |
501 | const float b = y - max(s->max, (s + 1)->min) * scale_; |
502 | const float t = y - min(s->min, (s + 1)->max) * scale_; | |
7c68ddae JH |
503 | |
504 | float h = b - t; | |
f3290553 | 505 | if (h >= 0.0f && h <= 1.0f) |
7c68ddae | 506 | h = 1.0f; |
f3290553 | 507 | if (h <= 0.0f && h >= -1.0f) |
7c68ddae JH |
508 | h = -1.0f; |
509 | ||
510 | *rect++ = QRectF(x, t, 1.0f, h); | |
511 | } | |
512 | ||
513 | p.drawRects(rects, e.length); | |
514 | ||
515 | delete[] rects; | |
516 | delete[] e.samples; | |
517 | } | |
518 | ||
60938e04 | 519 | void AnalogSignal::paint_logic_mid(QPainter &p, ViewItemPaintParams &pp) |
a8fd2759 SA |
520 | { |
521 | QLineF *line; | |
522 | ||
523 | vector< pair<int64_t, bool> > edges; | |
524 | ||
525 | assert(base_); | |
526 | ||
527 | const int y = get_visual_y(); | |
528 | ||
6c0df7c4 | 529 | if (!base_->enabled() || !base_->logic_data()) |
a8fd2759 SA |
530 | return; |
531 | ||
532 | const int signal_margin = | |
533 | QFontMetrics(QApplication::font()).height() / 2; | |
534 | ||
535 | const int ph = min(pos_vdivs_, 1) * div_height_; | |
536 | const int nh = min(neg_vdivs_, 1) * div_height_; | |
537 | const float high_offset = y - ph + signal_margin + 0.5f; | |
538 | const float low_offset = y + nh - signal_margin - 0.5f; | |
539 | ||
7daebd05 | 540 | shared_ptr<pv::data::LogicSegment> segment = get_logic_segment_to_paint(); |
4bd0ecb8 | 541 | if (!segment || (segment->get_sample_count() == 0)) |
a8fd2759 SA |
542 | return; |
543 | ||
a8fd2759 SA |
544 | double samplerate = segment->samplerate(); |
545 | ||
546 | // Show sample rate as 1Hz when it is unknown | |
547 | if (samplerate == 0.0) | |
548 | samplerate = 1.0; | |
549 | ||
550 | const double pixels_offset = pp.pixels_offset(); | |
551 | const pv::util::Timestamp& start_time = segment->start_time(); | |
20df1a39 | 552 | const int64_t last_sample = (int64_t)segment->get_sample_count() - 1; |
a8fd2759 | 553 | const double samples_per_pixel = samplerate * pp.scale(); |
124be547 | 554 | const double pixels_per_sample = 1 / samples_per_pixel; |
a8fd2759 SA |
555 | const pv::util::Timestamp start = samplerate * (pp.offset() - start_time); |
556 | const pv::util::Timestamp end = start + samples_per_pixel * pp.width(); | |
557 | ||
558 | const int64_t start_sample = min(max(floor(start).convert_to<int64_t>(), | |
559 | (int64_t)0), last_sample); | |
560 | const uint64_t end_sample = min(max(ceil(end).convert_to<int64_t>(), | |
561 | (int64_t)0), last_sample); | |
562 | ||
563 | segment->get_subsampled_edges(edges, start_sample, end_sample, | |
564 | samples_per_pixel / LogicSignal::Oversampling, 0); | |
565 | assert(edges.size() >= 2); | |
566 | ||
124be547 SA |
567 | // Check whether we need to paint the sampling points |
568 | GlobalSettings settings; | |
569 | const bool show_sampling_points = | |
570 | settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool() && | |
571 | (samples_per_pixel < 0.25); | |
572 | ||
573 | vector<QRectF> sampling_points; | |
574 | float sampling_point_x = 0.0f; | |
575 | int64_t sampling_point_sample = start_sample; | |
576 | const int w = 2; | |
577 | ||
578 | if (show_sampling_points) { | |
579 | sampling_points.reserve(end_sample - start_sample + 1); | |
580 | sampling_point_x = (edges.cbegin()->first / samples_per_pixel - pixels_offset) + pp.left(); | |
581 | } | |
582 | ||
a8fd2759 SA |
583 | // Paint the edges |
584 | const unsigned int edge_count = edges.size() - 2; | |
585 | QLineF *const edge_lines = new QLineF[edge_count]; | |
586 | line = edge_lines; | |
587 | ||
588 | for (auto i = edges.cbegin() + 1; i != edges.cend() - 1; i++) { | |
589 | const float x = ((*i).first / samples_per_pixel - | |
590 | pixels_offset) + pp.left(); | |
591 | *line++ = QLineF(x, high_offset, x, low_offset); | |
124be547 SA |
592 | |
593 | if (show_sampling_points) | |
594 | while (sampling_point_sample < (*i).first) { | |
595 | const float y = (*i).second ? low_offset : high_offset; | |
596 | sampling_points.emplace_back( | |
597 | QRectF(sampling_point_x - (w / 2), y - (w / 2), w, w)); | |
598 | sampling_point_sample++; | |
599 | sampling_point_x += pixels_per_sample; | |
600 | }; | |
a8fd2759 SA |
601 | } |
602 | ||
124be547 SA |
603 | // Calculate the sample points from the last edge to the end of the trace |
604 | if (show_sampling_points) | |
605 | while ((uint64_t)sampling_point_sample <= end_sample) { | |
606 | // Signal changed after the last edge, so the level is inverted | |
607 | const float y = (edges.cend() - 1)->second ? high_offset : low_offset; | |
608 | sampling_points.emplace_back( | |
609 | QRectF(sampling_point_x - (w / 2), y - (w / 2), w, w)); | |
610 | sampling_point_sample++; | |
611 | sampling_point_x += pixels_per_sample; | |
612 | }; | |
613 | ||
a8fd2759 SA |
614 | p.setPen(LogicSignal::EdgeColour); |
615 | p.drawLines(edge_lines, edge_count); | |
616 | delete[] edge_lines; | |
617 | ||
618 | // Paint the caps | |
619 | const unsigned int max_cap_line_count = edges.size(); | |
620 | QLineF *const cap_lines = new QLineF[max_cap_line_count]; | |
621 | ||
622 | p.setPen(LogicSignal::HighColour); | |
623 | paint_logic_caps(p, cap_lines, edges, true, samples_per_pixel, | |
624 | pixels_offset, pp.left(), high_offset); | |
625 | p.setPen(LogicSignal::LowColour); | |
626 | paint_logic_caps(p, cap_lines, edges, false, samples_per_pixel, | |
627 | pixels_offset, pp.left(), low_offset); | |
628 | ||
629 | delete[] cap_lines; | |
630 | ||
a8fd2759 | 631 | // Paint the sampling points |
124be547 SA |
632 | if (show_sampling_points) { |
633 | p.setPen(SamplingPointColour); | |
634 | p.drawRects(sampling_points.data(), sampling_points.size()); | |
a8fd2759 | 635 | } |
a8fd2759 SA |
636 | } |
637 | ||
638 | void AnalogSignal::paint_logic_caps(QPainter &p, QLineF *const lines, | |
639 | vector< pair<int64_t, bool> > &edges, bool level, | |
640 | double samples_per_pixel, double pixels_offset, float x_offset, | |
641 | float y_offset) | |
642 | { | |
643 | QLineF *line = lines; | |
644 | ||
645 | for (auto i = edges.begin(); i != (edges.end() - 1); i++) | |
646 | if ((*i).second == level) { | |
647 | *line++ = QLineF( | |
648 | ((*i).first / samples_per_pixel - | |
649 | pixels_offset) + x_offset, y_offset, | |
650 | ((*(i+1)).first / samples_per_pixel - | |
651 | pixels_offset) + x_offset, y_offset); | |
652 | } | |
653 | ||
654 | p.drawLines(lines, line - lines); | |
655 | } | |
656 | ||
7daebd05 SA |
657 | shared_ptr<pv::data::AnalogSegment> AnalogSignal::get_analog_segment_to_paint() const |
658 | { | |
659 | shared_ptr<pv::data::AnalogSegment> segment; | |
660 | ||
661 | const deque< shared_ptr<pv::data::AnalogSegment> > &segments = | |
662 | base_->analog_data()->analog_segments(); | |
663 | ||
664 | if (!segments.empty()) { | |
665 | if (segment_display_mode_ == ShowLastSegmentOnly) | |
666 | segment = segments.back(); | |
667 | ||
558ad6ce SA |
668 | if ((segment_display_mode_ == ShowSingleSegmentOnly) || |
669 | (segment_display_mode_ == ShowLastCompleteSegmentOnly)) { | |
7daebd05 SA |
670 | try { |
671 | segment = segments.at(current_segment_); | |
30677c13 | 672 | } catch (out_of_range&) { |
341d9a79 | 673 | qDebug() << "Current analog segment out of range for signal" << base_->name() << ":" << current_segment_; |
7daebd05 SA |
674 | } |
675 | } | |
676 | } | |
677 | ||
678 | return segment; | |
679 | } | |
680 | ||
681 | shared_ptr<pv::data::LogicSegment> AnalogSignal::get_logic_segment_to_paint() const | |
682 | { | |
683 | shared_ptr<pv::data::LogicSegment> segment; | |
684 | ||
685 | const deque< shared_ptr<pv::data::LogicSegment> > &segments = | |
686 | base_->logic_data()->logic_segments(); | |
687 | ||
688 | if (!segments.empty()) { | |
689 | if (segment_display_mode_ == ShowLastSegmentOnly) | |
690 | segment = segments.back(); | |
691 | ||
558ad6ce SA |
692 | if ((segment_display_mode_ == ShowSingleSegmentOnly) || |
693 | (segment_display_mode_ == ShowLastCompleteSegmentOnly)) { | |
7daebd05 SA |
694 | try { |
695 | segment = segments.at(current_segment_); | |
30677c13 | 696 | } catch (out_of_range&) { |
341d9a79 | 697 | qDebug() << "Current logic segment out of range for signal" << base_->name() << ":" << current_segment_; |
7daebd05 SA |
698 | } |
699 | } | |
700 | } | |
701 | ||
702 | return segment; | |
703 | } | |
704 | ||
368a37c2 | 705 | float AnalogSignal::get_resolution(int scale_index) |
8a2fafcc JH |
706 | { |
707 | const float seq[] = {1.0f, 2.0f, 5.0f}; | |
834a4f1b | 708 | |
6f925ba9 UH |
709 | const int offset = numeric_limits<int>::max() / (2 * countof(seq)); |
710 | const div_t d = div((int)(scale_index + countof(seq) * offset), | |
8a2fafcc | 711 | countof(seq)); |
834a4f1b | 712 | |
368a37c2 SA |
713 | return powf(10.0f, d.quot - offset) * seq[d.rem]; |
714 | } | |
715 | ||
716 | void AnalogSignal::update_scale() | |
717 | { | |
718 | resolution_ = get_resolution(scale_index_); | |
834a4f1b | 719 | scale_ = div_height_ / resolution_; |
8a2fafcc JH |
720 | } |
721 | ||
52c900ac SA |
722 | void AnalogSignal::update_conversion_widgets() |
723 | { | |
2b6e7a72 | 724 | SignalBase::ConversionType conv_type = base_->get_conversion_type(); |
52c900ac SA |
725 | |
726 | // Enable or disable widgets depending on conversion state | |
2b6e7a72 SA |
727 | conv_threshold_cb_->setEnabled(conv_type != SignalBase::NoConversion); |
728 | display_type_cb_->setEnabled(conv_type != SignalBase::NoConversion); | |
52c900ac SA |
729 | |
730 | conv_threshold_cb_->clear(); | |
731 | ||
732 | vector < pair<QString, int> > presets = base_->get_conversion_presets(); | |
733 | ||
734 | // Prevent the combo box from firing the "edit text changed" signal | |
735 | // as that would involuntarily select the first entry | |
736 | conv_threshold_cb_->blockSignals(true); | |
737 | ||
738 | // Set available options depending on chosen conversion | |
739 | for (pair<QString, int> preset : presets) | |
740 | conv_threshold_cb_->addItem(preset.first, preset.second); | |
741 | ||
742 | map < QString, QVariant > options = base_->get_conversion_options(); | |
743 | ||
b9cdbe03 | 744 | if (conv_type == SignalBase::A2LConversionByThreshold) { |
52c900ac | 745 | const vector<double> thresholds = base_->get_conversion_thresholds( |
b9cdbe03 | 746 | SignalBase::A2LConversionByThreshold, true); |
52c900ac SA |
747 | conv_threshold_cb_->addItem( |
748 | QString("%1V").arg(QString::number(thresholds[0], 'f', 1)), -1); | |
749 | } | |
750 | ||
2b6e7a72 | 751 | if (conv_type == SignalBase::A2LConversionBySchmittTrigger) { |
52c900ac | 752 | const vector<double> thresholds = base_->get_conversion_thresholds( |
2b6e7a72 | 753 | SignalBase::A2LConversionBySchmittTrigger, true); |
52c900ac SA |
754 | conv_threshold_cb_->addItem(QString("%1V/%2V").arg( |
755 | QString::number(thresholds[0], 'f', 1), | |
756 | QString::number(thresholds[1], 'f', 1)), -1); | |
757 | } | |
758 | ||
759 | int preset_id = base_->get_current_conversion_preset(); | |
760 | conv_threshold_cb_->setCurrentIndex( | |
761 | conv_threshold_cb_->findData(preset_id)); | |
762 | ||
763 | conv_threshold_cb_->blockSignals(false); | |
764 | } | |
765 | ||
430b94aa | 766 | void AnalogSignal::perform_autoranging(bool keep_divs, bool force_update) |
73e377fe SA |
767 | { |
768 | const deque< shared_ptr<pv::data::AnalogSegment> > &segments = | |
769 | base_->analog_data()->analog_segments(); | |
770 | ||
771 | if (segments.empty()) | |
772 | return; | |
773 | ||
774 | static double prev_min = 0, prev_max = 0; | |
775 | double min = 0, max = 0; | |
776 | ||
777 | for (shared_ptr<pv::data::AnalogSegment> segment : segments) { | |
6f925ba9 | 778 | pair<double, double> mm = segment->get_min_max(); |
73e377fe SA |
779 | min = std::min(min, mm.first); |
780 | max = std::max(max, mm.second); | |
781 | } | |
782 | ||
783 | if ((min == prev_min) && (max == prev_max) && !force_update) | |
784 | return; | |
785 | ||
786 | prev_min = min; | |
787 | prev_max = max; | |
788 | ||
430b94aa SA |
789 | // If we're allowed to alter the div assignment... |
790 | if (!keep_divs) { | |
791 | // Use all divs for the positive range if there are no negative values | |
792 | if ((min == 0) && (neg_vdivs_ > 0)) { | |
793 | pos_vdivs_ += neg_vdivs_; | |
794 | neg_vdivs_ = 0; | |
795 | } | |
73e377fe | 796 | |
430b94aa SA |
797 | // Split up the divs if there are negative values but no negative divs |
798 | if ((min < 0) && (neg_vdivs_ == 0)) { | |
799 | neg_vdivs_ = pos_vdivs_ / 2; | |
800 | pos_vdivs_ -= neg_vdivs_; | |
801 | } | |
681b6d5a SA |
802 | } |
803 | ||
430b94aa SA |
804 | // If there is still no positive div when we need it, add one |
805 | // (this can happen when pos_vdivs==neg_vdivs==0) | |
17c7f31c | 806 | if ((max > 0) && (pos_vdivs_ == 0)) { |
430b94aa | 807 | pos_vdivs_ = 1; |
17c7f31c SA |
808 | owner_->extents_changed(false, true); |
809 | } | |
430b94aa SA |
810 | |
811 | // If there is still no negative div when we need it, add one | |
812 | // (this can happen when pos_vdivs was 0 or 1 when trying to split) | |
17c7f31c | 813 | if ((min < 0) && (neg_vdivs_ == 0)) { |
430b94aa | 814 | neg_vdivs_ = 1; |
17c7f31c SA |
815 | owner_->extents_changed(false, true); |
816 | } | |
430b94aa | 817 | |
73e377fe SA |
818 | double min_value_per_div; |
819 | if ((pos_vdivs_ > 0) && (neg_vdivs_ > 0)) | |
820 | min_value_per_div = std::max(max / pos_vdivs_, -min / neg_vdivs_); | |
821 | else if (pos_vdivs_ > 0) | |
822 | min_value_per_div = max / pos_vdivs_; | |
823 | else | |
824 | min_value_per_div = -min / neg_vdivs_; | |
825 | ||
826 | // Find first scale value that is bigger than the value we need | |
827 | for (int i = MinScaleIndex; i < MaxScaleIndex; i++) | |
828 | if (get_resolution(i) > min_value_per_div) { | |
829 | scale_index_ = i; | |
830 | break; | |
831 | } | |
832 | ||
833 | update_scale(); | |
834 | } | |
835 | ||
4cffac16 SA |
836 | void AnalogSignal::populate_popup_form(QWidget *parent, QFormLayout *form) |
837 | { | |
838 | // Add the standard options | |
839 | Signal::populate_popup_form(parent, form); | |
840 | ||
368a37c2 SA |
841 | QFormLayout *const layout = new QFormLayout; |
842 | ||
cbb50547 | 843 | // Add div-related settings |
430b94aa SA |
844 | pvdiv_sb_ = new QSpinBox(parent); |
845 | pvdiv_sb_->setRange(0, MaximumVDivs); | |
846 | pvdiv_sb_->setValue(pos_vdivs_); | |
847 | connect(pvdiv_sb_, SIGNAL(valueChanged(int)), | |
459db2c5 | 848 | this, SLOT(on_pos_vdivs_changed(int))); |
430b94aa | 849 | layout->addRow(tr("Number of pos vertical divs"), pvdiv_sb_); |
459db2c5 | 850 | |
430b94aa SA |
851 | nvdiv_sb_ = new QSpinBox(parent); |
852 | nvdiv_sb_->setRange(0, MaximumVDivs); | |
853 | nvdiv_sb_->setValue(neg_vdivs_); | |
854 | connect(nvdiv_sb_, SIGNAL(valueChanged(int)), | |
459db2c5 | 855 | this, SLOT(on_neg_vdivs_changed(int))); |
430b94aa | 856 | layout->addRow(tr("Number of neg vertical divs"), nvdiv_sb_); |
368a37c2 | 857 | |
cbb50547 SA |
858 | div_height_sb_ = new QSpinBox(parent); |
859 | div_height_sb_->setRange(20, 1000); | |
860 | div_height_sb_->setSingleStep(5); | |
861 | div_height_sb_->setSuffix(tr(" pixels")); | |
862 | div_height_sb_->setValue(div_height_); | |
863 | connect(div_height_sb_, SIGNAL(valueChanged(int)), | |
864 | this, SLOT(on_div_height_changed(int))); | |
865 | layout->addRow(tr("Div height"), div_height_sb_); | |
866 | ||
368a37c2 SA |
867 | // Add the vertical resolution |
868 | resolution_cb_ = new QComboBox(parent); | |
869 | ||
870 | for (int i = MinScaleIndex; i < MaxScaleIndex; i++) { | |
871 | const QString label = QString("%1").arg(get_resolution(i)); | |
872 | resolution_cb_->insertItem(0, label, QVariant(i)); | |
873 | } | |
874 | ||
a970015f | 875 | int cur_idx = resolution_cb_->findData(QVariant(scale_index_)); |
368a37c2 SA |
876 | resolution_cb_->setCurrentIndex(cur_idx); |
877 | ||
878 | connect(resolution_cb_, SIGNAL(currentIndexChanged(int)), | |
879 | this, SLOT(on_resolution_changed(int))); | |
880 | ||
881 | QGridLayout *const vdiv_layout = new QGridLayout; | |
882 | QLabel *const vdiv_unit = new QLabel(tr("V/div")); | |
883 | vdiv_layout->addWidget(resolution_cb_, 0, 0); | |
884 | vdiv_layout->addWidget(vdiv_unit, 0, 1); | |
885 | ||
886 | layout->addRow(tr("Vertical resolution"), vdiv_layout); | |
887 | ||
73e377fe SA |
888 | // Add the autoranging checkbox |
889 | QCheckBox* autoranging_cb = new QCheckBox(); | |
890 | autoranging_cb->setCheckState(autoranging_ ? Qt::Checked : Qt::Unchecked); | |
891 | ||
892 | connect(autoranging_cb, SIGNAL(stateChanged(int)), | |
893 | this, SLOT(on_autoranging_changed(int))); | |
894 | ||
895 | layout->addRow(tr("Autoranging"), autoranging_cb); | |
896 | ||
a970015f SA |
897 | // Add the conversion type dropdown |
898 | conversion_cb_ = new QComboBox(); | |
899 | ||
2b6e7a72 SA |
900 | conversion_cb_->addItem(tr("none"), |
901 | SignalBase::NoConversion); | |
902 | conversion_cb_->addItem(tr("to logic via threshold"), | |
b9cdbe03 | 903 | SignalBase::A2LConversionByThreshold); |
2b6e7a72 SA |
904 | conversion_cb_->addItem(tr("to logic via schmitt-trigger"), |
905 | SignalBase::A2LConversionBySchmittTrigger); | |
a970015f | 906 | |
06b6ce26 | 907 | cur_idx = conversion_cb_->findData(QVariant(base_->get_conversion_type())); |
a970015f SA |
908 | conversion_cb_->setCurrentIndex(cur_idx); |
909 | ||
7c84c074 | 910 | layout->addRow(tr("Conversion"), conversion_cb_); |
a970015f SA |
911 | |
912 | connect(conversion_cb_, SIGNAL(currentIndexChanged(int)), | |
913 | this, SLOT(on_conversion_changed(int))); | |
914 | ||
52c900ac SA |
915 | // Add the conversion threshold settings |
916 | conv_threshold_cb_ = new QComboBox(); | |
917 | conv_threshold_cb_->setEditable(true); | |
918 | ||
919 | layout->addRow(tr("Conversion threshold(s)"), conv_threshold_cb_); | |
920 | ||
921 | connect(conv_threshold_cb_, SIGNAL(currentIndexChanged(int)), | |
922 | this, SLOT(on_conv_threshold_changed(int))); | |
923 | connect(conv_threshold_cb_, SIGNAL(editTextChanged(const QString)), | |
924 | this, SLOT(on_conv_threshold_changed())); // index will be -1 | |
925 | ||
a970015f SA |
926 | // Add the display type dropdown |
927 | display_type_cb_ = new QComboBox(); | |
928 | ||
c6b017fb SA |
929 | display_type_cb_->addItem(tr("analog"), DisplayAnalog); |
930 | display_type_cb_->addItem(tr("converted"), DisplayConverted); | |
931 | display_type_cb_->addItem(tr("analog+converted"), DisplayBoth); | |
a970015f SA |
932 | |
933 | cur_idx = display_type_cb_->findData(QVariant(display_type_)); | |
934 | display_type_cb_->setCurrentIndex(cur_idx); | |
935 | ||
c6b017fb | 936 | layout->addRow(tr("Show traces for"), display_type_cb_); |
a970015f | 937 | |
b8c4a95b SA |
938 | connect(display_type_cb_, SIGNAL(currentIndexChanged(int)), |
939 | this, SLOT(on_display_type_changed(int))); | |
940 | ||
52c900ac SA |
941 | // Update the conversion widget contents and states |
942 | update_conversion_widgets(); | |
943 | ||
368a37c2 | 944 | form->addRow(layout); |
4cffac16 SA |
945 | } |
946 | ||
c6d9cf65 | 947 | void AnalogSignal::on_min_max_changed(float min, float max) |
85715407 | 948 | { |
c6d9cf65 SA |
949 | (void)min; |
950 | (void)max; | |
951 | ||
952 | if (autoranging_) | |
953 | perform_autoranging(false, false); | |
85715407 SA |
954 | } |
955 | ||
459db2c5 SA |
956 | void AnalogSignal::on_pos_vdivs_changed(int vdivs) |
957 | { | |
430b94aa SA |
958 | if (vdivs == pos_vdivs_) |
959 | return; | |
960 | ||
459db2c5 SA |
961 | pos_vdivs_ = vdivs; |
962 | ||
80067e49 SA |
963 | // There has to be at least one div, positive or negative |
964 | if ((neg_vdivs_ == 0) && (pos_vdivs_ == 0)) { | |
965 | pos_vdivs_ = 1; | |
966 | if (pvdiv_sb_) | |
967 | pvdiv_sb_->setValue(pos_vdivs_); | |
968 | } | |
969 | ||
430b94aa SA |
970 | if (autoranging_) { |
971 | perform_autoranging(true, true); | |
972 | ||
973 | // It could be that a positive or negative div was added, so update | |
974 | if (pvdiv_sb_) { | |
975 | pvdiv_sb_->setValue(pos_vdivs_); | |
976 | nvdiv_sb_->setValue(neg_vdivs_); | |
977 | } | |
978 | } | |
73e377fe | 979 | |
459db2c5 SA |
980 | if (owner_) { |
981 | // Call order is important, otherwise the lazy event handler won't work | |
982 | owner_->extents_changed(false, true); | |
983 | owner_->row_item_appearance_changed(false, true); | |
984 | } | |
985 | } | |
986 | ||
987 | void AnalogSignal::on_neg_vdivs_changed(int vdivs) | |
4cffac16 | 988 | { |
430b94aa SA |
989 | if (vdivs == neg_vdivs_) |
990 | return; | |
991 | ||
459db2c5 | 992 | neg_vdivs_ = vdivs; |
4cffac16 | 993 | |
80067e49 SA |
994 | // There has to be at least one div, positive or negative |
995 | if ((neg_vdivs_ == 0) && (pos_vdivs_ == 0)) { | |
996 | pos_vdivs_ = 1; | |
997 | if (pvdiv_sb_) | |
998 | pvdiv_sb_->setValue(pos_vdivs_); | |
999 | } | |
1000 | ||
430b94aa SA |
1001 | if (autoranging_) { |
1002 | perform_autoranging(true, true); | |
1003 | ||
1004 | // It could be that a positive or negative div was added, so update | |
1005 | if (pvdiv_sb_) { | |
1006 | pvdiv_sb_->setValue(pos_vdivs_); | |
1007 | nvdiv_sb_->setValue(neg_vdivs_); | |
1008 | } | |
1009 | } | |
73e377fe | 1010 | |
75d0779e SA |
1011 | if (owner_) { |
1012 | // Call order is important, otherwise the lazy event handler won't work | |
4cffac16 | 1013 | owner_->extents_changed(false, true); |
75d0779e SA |
1014 | owner_->row_item_appearance_changed(false, true); |
1015 | } | |
4cffac16 SA |
1016 | } |
1017 | ||
cbb50547 SA |
1018 | void AnalogSignal::on_div_height_changed(int height) |
1019 | { | |
1020 | div_height_ = height; | |
1021 | update_scale(); | |
1022 | ||
1023 | if (owner_) { | |
1024 | // Call order is important, otherwise the lazy event handler won't work | |
1025 | owner_->extents_changed(false, true); | |
1026 | owner_->row_item_appearance_changed(false, true); | |
1027 | } | |
1028 | } | |
1029 | ||
368a37c2 SA |
1030 | void AnalogSignal::on_resolution_changed(int index) |
1031 | { | |
1032 | scale_index_ = resolution_cb_->itemData(index).toInt(); | |
1033 | update_scale(); | |
1034 | ||
1035 | if (owner_) | |
1036 | owner_->row_item_appearance_changed(false, true); | |
1037 | } | |
4cffac16 | 1038 | |
73e377fe SA |
1039 | void AnalogSignal::on_autoranging_changed(int state) |
1040 | { | |
1041 | autoranging_ = (state == Qt::Checked); | |
1042 | ||
1043 | if (autoranging_) | |
430b94aa | 1044 | perform_autoranging(false, true); |
73e377fe | 1045 | |
85715407 SA |
1046 | if (owner_) { |
1047 | // Call order is important, otherwise the lazy event handler won't work | |
1048 | owner_->extents_changed(false, true); | |
73e377fe | 1049 | owner_->row_item_appearance_changed(false, true); |
85715407 | 1050 | } |
73e377fe SA |
1051 | } |
1052 | ||
a970015f SA |
1053 | void AnalogSignal::on_conversion_changed(int index) |
1054 | { | |
2b6e7a72 | 1055 | SignalBase::ConversionType old_conv_type = base_->get_conversion_type(); |
a8fd2759 | 1056 | |
2b6e7a72 SA |
1057 | SignalBase::ConversionType conv_type = |
1058 | (SignalBase::ConversionType)(conversion_cb_->itemData(index).toInt()); | |
a8fd2759 | 1059 | |
06b6ce26 SA |
1060 | if (conv_type != old_conv_type) { |
1061 | base_->set_conversion_type(conv_type); | |
52c900ac | 1062 | update_conversion_widgets(); |
06b6ce26 SA |
1063 | |
1064 | if (owner_) | |
1065 | owner_->row_item_appearance_changed(false, true); | |
a8fd2759 | 1066 | } |
a970015f SA |
1067 | } |
1068 | ||
52c900ac SA |
1069 | void AnalogSignal::on_conv_threshold_changed(int index) |
1070 | { | |
2b6e7a72 | 1071 | SignalBase::ConversionType conv_type = base_->get_conversion_type(); |
52c900ac SA |
1072 | |
1073 | // Note: index is set to -1 if the text in the combo box matches none of | |
1074 | // the entries in the combo box | |
1075 | ||
1076 | if ((index == -1) && (conv_threshold_cb_->currentText().length() == 0)) | |
1077 | return; | |
1078 | ||
1079 | // The combo box entry with the custom value has user_data set to -1 | |
1080 | const int user_data = conv_threshold_cb_->findText( | |
1081 | conv_threshold_cb_->currentText()); | |
1082 | ||
1083 | const bool use_custom_thr = (index == -1) || (user_data == -1); | |
1084 | ||
b9cdbe03 | 1085 | if (conv_type == SignalBase::A2LConversionByThreshold && use_custom_thr) { |
52c900ac SA |
1086 | // Not one of the preset values, try to parse the combo box text |
1087 | // Note: Regex loosely based on | |
1088 | // https://txt2re.com/index-c++.php3?s=0.1V&1&-13 | |
1089 | QString re1 = "([+-]?\\d*[\\.,]?\\d*)"; // Float value | |
1090 | QString re2 = "([a-zA-Z]*)"; // SI unit | |
1091 | QRegExp regex(re1 + re2); | |
1092 | ||
1093 | const QString text = conv_threshold_cb_->currentText(); | |
1094 | if (!regex.exactMatch(text)) | |
1095 | return; // String doesn't match the regex | |
1096 | ||
1097 | QStringList tokens = regex.capturedTexts(); | |
1098 | ||
1099 | // For now, we simply assume that the unit is volt without modifiers | |
1100 | const double thr = tokens.at(1).toDouble(); | |
1101 | ||
932bc246 SA |
1102 | // Only restart the conversion if the threshold was updated. |
1103 | // We're starting a delayed conversion because the user may still be | |
1104 | // typing and the UI would lag if we kept on restarting it immediately | |
52c900ac | 1105 | if (base_->set_conversion_option("threshold_value", thr)) |
932bc246 | 1106 | base_->start_conversion(true); |
52c900ac SA |
1107 | } |
1108 | ||
2b6e7a72 | 1109 | if (conv_type == SignalBase::A2LConversionBySchmittTrigger && use_custom_thr) { |
52c900ac SA |
1110 | // Not one of the preset values, try to parse the combo box text |
1111 | // Note: Regex loosely based on | |
1112 | // https://txt2re.com/index-c++.php3?s=0.1V/0.2V&2&14&-22&3&15 | |
1113 | QString re1 = "([+-]?\\d*[\\.,]?\\d*)"; // Float value | |
1114 | QString re2 = "([a-zA-Z]*)"; // SI unit | |
1115 | QString re3 = "\\/"; // Forward slash, not captured | |
1116 | QString re4 = "([+-]?\\d*[\\.,]?\\d*)"; // Float value | |
1117 | QString re5 = "([a-zA-Z]*)"; // SI unit | |
1118 | QRegExp regex(re1 + re2 + re3 + re4 + re5); | |
1119 | ||
1120 | const QString text = conv_threshold_cb_->currentText(); | |
1121 | if (!regex.exactMatch(text)) | |
1122 | return; // String doesn't match the regex | |
1123 | ||
1124 | QStringList tokens = regex.capturedTexts(); | |
1125 | ||
1126 | // For now, we simply assume that the unit is volt without modifiers | |
1127 | const double low_thr = tokens.at(1).toDouble(); | |
1128 | const double high_thr = tokens.at(3).toDouble(); | |
1129 | ||
932bc246 SA |
1130 | // Only restart the conversion if one of the options was updated. |
1131 | // We're starting a delayed conversion because the user may still be | |
1132 | // typing and the UI would lag if we kept on restarting it immediately | |
52c900ac SA |
1133 | bool o1 = base_->set_conversion_option("threshold_value_low", low_thr); |
1134 | bool o2 = base_->set_conversion_option("threshold_value_high", high_thr); | |
1135 | if (o1 || o2) | |
932bc246 | 1136 | base_->start_conversion(true); // Start delayed conversion |
52c900ac SA |
1137 | } |
1138 | ||
f0f9c856 | 1139 | base_->set_conversion_preset((SignalBase::ConversionPreset)index); |
52c900ac | 1140 | |
932bc246 SA |
1141 | // Immediately start the conversion if we're not using custom values |
1142 | // (i.e. we're using one of the presets) | |
1143 | if (!use_custom_thr) | |
52c900ac SA |
1144 | base_->start_conversion(); |
1145 | } | |
1146 | ||
1147 | void AnalogSignal::on_delayed_conversion_starter() | |
1148 | { | |
1149 | base_->start_conversion(); | |
1150 | } | |
1151 | ||
b8c4a95b SA |
1152 | void AnalogSignal::on_display_type_changed(int index) |
1153 | { | |
1154 | display_type_ = (DisplayType)(display_type_cb_->itemData(index).toInt()); | |
1155 | ||
1156 | if (owner_) | |
1157 | owner_->row_item_appearance_changed(false, true); | |
1158 | } | |
1159 | ||
90ee1ed9 | 1160 | void AnalogSignal::on_settingViewConversionThresholdDispMode_changed(const QVariant new_value) |
2601ce96 | 1161 | { |
90ee1ed9 | 1162 | conversion_threshold_disp_mode_ = new_value.toInt(); |
2601ce96 SA |
1163 | |
1164 | if (owner_) | |
1165 | owner_->row_item_appearance_changed(false, true); | |
1166 | } | |
1167 | ||
1573bf16 | 1168 | } // namespace trace |
f4e57597 | 1169 | } // namespace views |
aba1dd16 | 1170 | } // namespace pv |