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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> | |
aba1dd16 | 26 | |
37b9fed4 | 27 | #include <QApplication> |
73e377fe | 28 | #include <QCheckBox> |
368a37c2 | 29 | #include <QComboBox> |
4cffac16 | 30 | #include <QFormLayout> |
368a37c2 SA |
31 | #include <QGridLayout> |
32 | #include <QLabel> | |
4cffac16 | 33 | #include <QSpinBox> |
03cc651d | 34 | #include <QString> |
37b9fed4 | 35 | |
2acdb232 JH |
36 | #include "analogsignal.hpp" |
37 | #include "pv/data/analog.hpp" | |
f3d66e52 | 38 | #include "pv/data/analogsegment.hpp" |
bf0edd2b | 39 | #include "pv/data/signalbase.hpp" |
2acdb232 | 40 | #include "pv/view/view.hpp" |
8de1e1b2 | 41 | #include "pv/globalsettings.hpp" |
aba1dd16 | 42 | |
fe3a1c21 | 43 | #include <libsigrokcxx/libsigrokcxx.hpp> |
e8d00928 | 44 | |
6f925ba9 UH |
45 | using std::deque; |
46 | using std::div; | |
47 | using std::div_t; | |
819f4c25 | 48 | using std::max; |
a5d93c27 | 49 | using std::make_pair; |
819f4c25 | 50 | using std::min; |
6f925ba9 UH |
51 | using std::numeric_limits; |
52 | using std::pair; | |
f9abf97e | 53 | using std::shared_ptr; |
aba1dd16 JH |
54 | |
55 | namespace pv { | |
f4e57597 SA |
56 | namespace views { |
57 | namespace TraceView { | |
aba1dd16 | 58 | |
568b90d4 JH |
59 | const QColor AnalogSignal::SignalColours[4] = { |
60 | QColor(0xC4, 0xA0, 0x00), // Yellow | |
61 | QColor(0x87, 0x20, 0x7A), // Magenta | |
62 | QColor(0x20, 0x4A, 0x87), // Blue | |
63 | QColor(0x4E, 0x9A, 0x06) // Green | |
64 | }; | |
65 | ||
46a0cadc SA |
66 | const QColor AnalogSignal::GridMajorColor = QColor(0, 0, 0, 40*256/100); |
67 | const QColor AnalogSignal::GridMinorColor = QColor(0, 0, 0, 20*256/100); | |
37b9fed4 | 68 | |
8de1e1b2 UH |
69 | const QColor AnalogSignal::SamplingPointColour(0x77, 0x77, 0x77); |
70 | ||
7c68ddae JH |
71 | const float AnalogSignal::EnvelopeThreshold = 256.0f; |
72 | ||
4cffac16 | 73 | const int AnalogSignal::MaximumVDivs = 10; |
368a37c2 SA |
74 | const int AnalogSignal::MinScaleIndex = -6; |
75 | const int AnalogSignal::MaxScaleIndex = 7; | |
4cffac16 | 76 | |
03cc651d SA |
77 | const int AnalogSignal::InfoTextMarginRight = 20; |
78 | const int AnalogSignal::InfoTextMarginBottom = 5; | |
79 | ||
b86aa8f4 | 80 | AnalogSignal::AnalogSignal( |
2b81ae46 | 81 | pv::Session &session, |
cbd2a2de | 82 | shared_ptr<data::SignalBase> base) : |
73a25a6e | 83 | Signal(session, base), |
834a4f1b | 84 | scale_index_(4), // 20 per div |
37b9fed4 SA |
85 | scale_index_drag_offset_(0), |
86 | div_height_(3 * QFontMetrics(QApplication::font()).height()), | |
459db2c5 SA |
87 | pos_vdivs_(1), |
88 | neg_vdivs_(1), | |
73e377fe | 89 | resolution_(0), |
a970015f SA |
90 | conversion_type_(data::SignalBase::NoConversion), |
91 | display_type_(DisplayBoth), | |
1f1d55ce | 92 | autoranging_(true) |
aba1dd16 | 93 | { |
85715407 SA |
94 | pv::data::Analog* analog_data = |
95 | dynamic_cast<pv::data::Analog*>(data().get()); | |
96 | ||
97 | connect(analog_data, SIGNAL(samples_added(QObject*, uint64_t, uint64_t)), | |
98 | this, SLOT(on_samples_added())); | |
99 | ||
73a25a6e | 100 | base_->set_colour(SignalColours[base_->index() % countof(SignalColours)]); |
834a4f1b | 101 | update_scale(); |
aba1dd16 JH |
102 | } |
103 | ||
3009b5b3 JH |
104 | shared_ptr<pv::data::SignalData> AnalogSignal::data() const |
105 | { | |
cbd2a2de | 106 | return base_->analog_data(); |
9a0cd293 JH |
107 | } |
108 | ||
3a21afa6 SA |
109 | void AnalogSignal::save_settings(QSettings &settings) const |
110 | { | |
459db2c5 SA |
111 | settings.setValue("pos_vdivs", pos_vdivs_); |
112 | settings.setValue("neg_vdivs", neg_vdivs_); | |
3a21afa6 | 113 | settings.setValue("scale_index", scale_index_); |
a970015f SA |
114 | settings.setValue("conversion_type", conversion_type_); |
115 | settings.setValue("display_type", display_type_); | |
73e377fe | 116 | settings.setValue("autoranging", autoranging_); |
3a21afa6 SA |
117 | } |
118 | ||
119 | void AnalogSignal::restore_settings(QSettings &settings) | |
120 | { | |
459db2c5 SA |
121 | if (settings.contains("pos_vdivs")) |
122 | pos_vdivs_ = settings.value("pos_vdivs").toInt(); | |
123 | ||
124 | if (settings.contains("neg_vdivs")) | |
125 | neg_vdivs_ = settings.value("neg_vdivs").toInt(); | |
3a21afa6 SA |
126 | |
127 | if (settings.contains("scale_index")) { | |
128 | scale_index_ = settings.value("scale_index").toInt(); | |
129 | update_scale(); | |
130 | } | |
73e377fe | 131 | |
a970015f SA |
132 | if (settings.contains("conversion_type")) |
133 | conversion_type_ = (data::SignalBase::ConversionType)(settings.value("conversion_type").toInt()); | |
134 | ||
135 | if (settings.contains("display_type")) | |
136 | display_type_ = (DisplayType)(settings.value("display_type").toInt()); | |
137 | ||
73e377fe SA |
138 | if (settings.contains("autoranging")) |
139 | autoranging_ = settings.value("autoranging").toBool(); | |
3a21afa6 SA |
140 | } |
141 | ||
6f925ba9 | 142 | pair<int, int> AnalogSignal::v_extents() const |
a5d93c27 | 143 | { |
459db2c5 SA |
144 | const int ph = pos_vdivs_ * div_height_; |
145 | const int nh = neg_vdivs_ * div_height_; | |
146 | return make_pair(-ph, nh); | |
a5d93c27 JH |
147 | } |
148 | ||
214470fc JH |
149 | int AnalogSignal::scale_handle_offset() const |
150 | { | |
459db2c5 | 151 | const int h = (pos_vdivs_ + neg_vdivs_) * div_height_; |
37b9fed4 | 152 | |
8a2fafcc | 153 | return ((scale_index_drag_offset_ - scale_index_) * |
37b9fed4 | 154 | h / 4) - h / 2; |
214470fc JH |
155 | } |
156 | ||
157 | void AnalogSignal::scale_handle_dragged(int offset) | |
158 | { | |
459db2c5 | 159 | const int h = (pos_vdivs_ + neg_vdivs_) * div_height_; |
37b9fed4 | 160 | |
8a2fafcc | 161 | scale_index_ = scale_index_drag_offset_ - |
37b9fed4 | 162 | (offset + h / 2) / (h / 4); |
834a4f1b SA |
163 | |
164 | update_scale(); | |
8a2fafcc JH |
165 | } |
166 | ||
167 | void AnalogSignal::scale_handle_drag_release() | |
168 | { | |
169 | scale_index_drag_offset_ = scale_index_; | |
834a4f1b | 170 | update_scale(); |
214470fc JH |
171 | } |
172 | ||
5b5fa4da | 173 | void AnalogSignal::paint_back(QPainter &p, const ViewItemPaintParams &pp) |
fe08b6e8 | 174 | { |
73a25a6e | 175 | if (base_->enabled()) { |
99af6802 | 176 | Trace::paint_back(p, pp); |
97904bf7 | 177 | paint_axis(p, pp, get_visual_y()); |
99af6802 | 178 | } |
fe08b6e8 JH |
179 | } |
180 | ||
5b5fa4da | 181 | void AnalogSignal::paint_mid(QPainter &p, const ViewItemPaintParams &pp) |
aba1dd16 | 182 | { |
cbd2a2de | 183 | assert(base_->analog_data()); |
8dbbc7f0 | 184 | assert(owner_); |
a8acb46e | 185 | |
be9e7b4b | 186 | const int y = get_visual_y(); |
01fd3263 | 187 | |
73a25a6e | 188 | if (!base_->enabled()) |
cec48d16 JH |
189 | return; |
190 | ||
37b9fed4 SA |
191 | paint_grid(p, y, pp.left(), pp.right()); |
192 | ||
f3d66e52 | 193 | const deque< shared_ptr<pv::data::AnalogSegment> > &segments = |
cbd2a2de | 194 | base_->analog_data()->analog_segments(); |
f3d66e52 | 195 | if (segments.empty()) |
a8acb46e JH |
196 | return; |
197 | ||
f3d66e52 JH |
198 | const shared_ptr<pv::data::AnalogSegment> &segment = |
199 | segments.front(); | |
a8acb46e | 200 | |
4c8a6a6d | 201 | const double pixels_offset = pp.pixels_offset(); |
69e33a1b | 202 | const double samplerate = max(1.0, segment->samplerate()); |
60d9b99a | 203 | const pv::util::Timestamp& start_time = segment->start_time(); |
f3d66e52 | 204 | const int64_t last_sample = segment->get_sample_count() - 1; |
4c8a6a6d | 205 | const double samples_per_pixel = samplerate * pp.scale(); |
60d9b99a JS |
206 | const pv::util::Timestamp start = samplerate * (pp.offset() - start_time); |
207 | const pv::util::Timestamp end = start + samples_per_pixel * pp.width(); | |
a8acb46e | 208 | |
60d9b99a | 209 | const int64_t start_sample = min(max(floor(start).convert_to<int64_t>(), |
a8acb46e | 210 | (int64_t)0), last_sample); |
60d9b99a | 211 | const int64_t end_sample = min(max((ceil(end) + 1).convert_to<int64_t>(), |
a8acb46e JH |
212 | (int64_t)0), last_sample); |
213 | ||
7c68ddae | 214 | if (samples_per_pixel < EnvelopeThreshold) |
f3d66e52 | 215 | paint_trace(p, segment, y, pp.left(), |
7c68ddae JH |
216 | start_sample, end_sample, |
217 | pixels_offset, samples_per_pixel); | |
218 | else | |
f3d66e52 | 219 | paint_envelope(p, segment, y, pp.left(), |
7c68ddae JH |
220 | start_sample, end_sample, |
221 | pixels_offset, samples_per_pixel); | |
222 | } | |
223 | ||
03cc651d SA |
224 | void AnalogSignal::paint_fore(QPainter &p, const ViewItemPaintParams &pp) |
225 | { | |
226 | if (!enabled()) | |
227 | return; | |
228 | ||
229 | const int y = get_visual_y(); | |
230 | ||
231 | // Show the info section on the right side of the trace | |
232 | const QString infotext = QString("%1 V/div").arg(resolution_); | |
233 | ||
73a25a6e | 234 | p.setPen(base_->colour()); |
03cc651d SA |
235 | p.setFont(QApplication::font()); |
236 | ||
237 | const QRectF bounding_rect = QRectF(pp.left(), | |
238 | y + v_extents().first, | |
239 | pp.width() - InfoTextMarginRight, | |
240 | v_extents().second - v_extents().first - InfoTextMarginBottom); | |
241 | ||
242 | p.drawText(bounding_rect, Qt::AlignRight | Qt::AlignBottom, infotext); | |
243 | } | |
244 | ||
37b9fed4 SA |
245 | void AnalogSignal::paint_grid(QPainter &p, int y, int left, int right) |
246 | { | |
46a0cadc SA |
247 | p.setRenderHint(QPainter::Antialiasing, false); |
248 | ||
459db2c5 SA |
249 | if (pos_vdivs_ > 0) { |
250 | p.setPen(QPen(GridMajorColor, 1, Qt::DashLine)); | |
251 | for (int i = 1; i <= pos_vdivs_; i++) { | |
252 | const float dy = i * div_height_; | |
253 | p.drawLine(QLineF(left, y - dy, right, y - dy)); | |
254 | } | |
255 | ||
256 | p.setPen(QPen(GridMinorColor, 1, Qt::DashLine)); | |
257 | for (int i = 0; i < pos_vdivs_; i++) { | |
258 | const float dy = i * div_height_; | |
259 | const float dy25 = dy + (0.25 * div_height_); | |
260 | const float dy50 = dy + (0.50 * div_height_); | |
261 | const float dy75 = dy + (0.75 * div_height_); | |
262 | p.drawLine(QLineF(left, y - dy25, right, y - dy25)); | |
263 | p.drawLine(QLineF(left, y - dy50, right, y - dy50)); | |
264 | p.drawLine(QLineF(left, y - dy75, right, y - dy75)); | |
265 | } | |
37b9fed4 SA |
266 | } |
267 | ||
459db2c5 SA |
268 | if (neg_vdivs_ > 0) { |
269 | p.setPen(QPen(GridMajorColor, 1, Qt::DashLine)); | |
270 | for (int i = 1; i <= neg_vdivs_; i++) { | |
271 | const float dy = i * div_height_; | |
272 | p.drawLine(QLineF(left, y + dy, right, y + dy)); | |
273 | } | |
274 | ||
275 | p.setPen(QPen(GridMinorColor, 1, Qt::DashLine)); | |
276 | for (int i = 0; i < neg_vdivs_; i++) { | |
277 | const float dy = i * div_height_; | |
278 | const float dy25 = dy + (0.25 * div_height_); | |
279 | const float dy50 = dy + (0.50 * div_height_); | |
280 | const float dy75 = dy + (0.75 * div_height_); | |
281 | p.drawLine(QLineF(left, y + dy25, right, y + dy25)); | |
282 | p.drawLine(QLineF(left, y + dy50, right, y + dy50)); | |
283 | p.drawLine(QLineF(left, y + dy75, right, y + dy75)); | |
284 | } | |
37b9fed4 | 285 | } |
46a0cadc SA |
286 | |
287 | p.setRenderHint(QPainter::Antialiasing, true); | |
37b9fed4 SA |
288 | } |
289 | ||
7c68ddae | 290 | void AnalogSignal::paint_trace(QPainter &p, |
f3d66e52 | 291 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
292 | int y, int left, const int64_t start, const int64_t end, |
293 | const double pixels_offset, const double samples_per_pixel) | |
294 | { | |
73a25a6e | 295 | p.setPen(base_->colour()); |
7c68ddae | 296 | |
76ce6c7a UH |
297 | const int64_t points_count = end - start; |
298 | ||
299 | QPointF *points = new QPointF[points_count]; | |
a8acb46e JH |
300 | QPointF *point = points; |
301 | ||
8de1e1b2 UH |
302 | QRectF *const sampling_points = new QRectF[points_count]; |
303 | QRectF *sampling_point = sampling_points; | |
304 | ||
26a883ed SA |
305 | pv::data::SegmentAnalogDataIterator* it = |
306 | segment->begin_sample_iteration(start); | |
307 | ||
8de1e1b2 | 308 | const int w = 2; |
7c68ddae | 309 | for (int64_t sample = start; sample != end; sample++) { |
a8acb46e | 310 | const float x = (sample / samples_per_pixel - |
2658961b | 311 | pixels_offset) + left; |
26a883ed SA |
312 | |
313 | *point++ = QPointF(x, y - *((float*)it->value) * scale_); | |
8de1e1b2 UH |
314 | *sampling_point++ = QRectF(x - (w / 2), y - *((float*)it->value) * scale_ - (w / 2), w, w); |
315 | ||
26a883ed | 316 | segment->continue_sample_iteration(it, 1); |
a8acb46e | 317 | } |
26a883ed | 318 | segment->end_sample_iteration(it); |
a8acb46e | 319 | |
76ce6c7a | 320 | p.drawPolyline(points, points_count); |
a8acb46e | 321 | |
8de1e1b2 UH |
322 | // Paint the sampling points if enabled |
323 | GlobalSettings settings; | |
324 | const bool show_sampling_points = | |
325 | settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool(); | |
00f6bae9 UH |
326 | |
327 | if (show_sampling_points && (samples_per_pixel < 0.25)) { | |
8de1e1b2 UH |
328 | p.setPen(SamplingPointColour); |
329 | p.drawRects(sampling_points, points_count); | |
330 | } | |
331 | ||
a8acb46e | 332 | delete[] points; |
8de1e1b2 | 333 | delete[] sampling_points; |
aba1dd16 JH |
334 | } |
335 | ||
7c68ddae | 336 | void AnalogSignal::paint_envelope(QPainter &p, |
f3d66e52 | 337 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
338 | int y, int left, const int64_t start, const int64_t end, |
339 | const double pixels_offset, const double samples_per_pixel) | |
340 | { | |
f3d66e52 | 341 | using pv::data::AnalogSegment; |
7c68ddae | 342 | |
f3d66e52 JH |
343 | AnalogSegment::EnvelopeSection e; |
344 | segment->get_envelope_section(e, start, end, samples_per_pixel); | |
7c68ddae JH |
345 | |
346 | if (e.length < 2) | |
347 | return; | |
348 | ||
819f4c25 | 349 | p.setPen(QPen(Qt::NoPen)); |
73a25a6e | 350 | p.setBrush(base_->colour()); |
7c68ddae JH |
351 | |
352 | QRectF *const rects = new QRectF[e.length]; | |
353 | QRectF *rect = rects; | |
354 | ||
f3290553 | 355 | for (uint64_t sample = 0; sample < e.length-1; sample++) { |
7c68ddae JH |
356 | const float x = ((e.scale * sample + e.start) / |
357 | samples_per_pixel - pixels_offset) + left; | |
f3d66e52 | 358 | const AnalogSegment::EnvelopeSample *const s = |
7c68ddae JH |
359 | e.samples + sample; |
360 | ||
361 | // We overlap this sample with the next so that vertical | |
362 | // gaps do not appear during steep rising or falling edges | |
834a4f1b SA |
363 | const float b = y - max(s->max, (s+1)->min) * scale_; |
364 | const float t = y - min(s->min, (s+1)->max) * scale_; | |
7c68ddae JH |
365 | |
366 | float h = b - t; | |
f3290553 | 367 | if (h >= 0.0f && h <= 1.0f) |
7c68ddae | 368 | h = 1.0f; |
f3290553 | 369 | if (h <= 0.0f && h >= -1.0f) |
7c68ddae JH |
370 | h = -1.0f; |
371 | ||
372 | *rect++ = QRectF(x, t, 1.0f, h); | |
373 | } | |
374 | ||
375 | p.drawRects(rects, e.length); | |
376 | ||
377 | delete[] rects; | |
378 | delete[] e.samples; | |
379 | } | |
380 | ||
368a37c2 | 381 | float AnalogSignal::get_resolution(int scale_index) |
8a2fafcc JH |
382 | { |
383 | const float seq[] = {1.0f, 2.0f, 5.0f}; | |
834a4f1b | 384 | |
6f925ba9 UH |
385 | const int offset = numeric_limits<int>::max() / (2 * countof(seq)); |
386 | const div_t d = div((int)(scale_index + countof(seq) * offset), | |
8a2fafcc | 387 | countof(seq)); |
834a4f1b | 388 | |
368a37c2 SA |
389 | return powf(10.0f, d.quot - offset) * seq[d.rem]; |
390 | } | |
391 | ||
392 | void AnalogSignal::update_scale() | |
393 | { | |
394 | resolution_ = get_resolution(scale_index_); | |
834a4f1b | 395 | scale_ = div_height_ / resolution_; |
8a2fafcc JH |
396 | } |
397 | ||
73e377fe SA |
398 | void AnalogSignal::perform_autoranging(bool force_update) |
399 | { | |
400 | const deque< shared_ptr<pv::data::AnalogSegment> > &segments = | |
401 | base_->analog_data()->analog_segments(); | |
402 | ||
403 | if (segments.empty()) | |
404 | return; | |
405 | ||
406 | static double prev_min = 0, prev_max = 0; | |
407 | double min = 0, max = 0; | |
408 | ||
409 | for (shared_ptr<pv::data::AnalogSegment> segment : segments) { | |
6f925ba9 | 410 | pair<double, double> mm = segment->get_min_max(); |
73e377fe SA |
411 | min = std::min(min, mm.first); |
412 | max = std::max(max, mm.second); | |
413 | } | |
414 | ||
415 | if ((min == prev_min) && (max == prev_max) && !force_update) | |
416 | return; | |
417 | ||
418 | prev_min = min; | |
419 | prev_max = max; | |
420 | ||
421 | // Use all divs for the positive range if there are no negative values | |
422 | if ((min == 0) && (neg_vdivs_ > 0)) { | |
423 | pos_vdivs_ += neg_vdivs_; | |
424 | neg_vdivs_ = 0; | |
425 | } | |
426 | ||
681b6d5a SA |
427 | // Split up the divs if there are negative values but no negative divs |
428 | if ((min < 0) && (neg_vdivs_ == 0)) { | |
429 | neg_vdivs_ = pos_vdivs_ / 2; | |
430 | pos_vdivs_ -= neg_vdivs_; | |
431 | } | |
432 | ||
73e377fe SA |
433 | double min_value_per_div; |
434 | if ((pos_vdivs_ > 0) && (neg_vdivs_ > 0)) | |
435 | min_value_per_div = std::max(max / pos_vdivs_, -min / neg_vdivs_); | |
436 | else if (pos_vdivs_ > 0) | |
437 | min_value_per_div = max / pos_vdivs_; | |
438 | else | |
439 | min_value_per_div = -min / neg_vdivs_; | |
440 | ||
441 | // Find first scale value that is bigger than the value we need | |
442 | for (int i = MinScaleIndex; i < MaxScaleIndex; i++) | |
443 | if (get_resolution(i) > min_value_per_div) { | |
444 | scale_index_ = i; | |
445 | break; | |
446 | } | |
447 | ||
448 | update_scale(); | |
449 | } | |
450 | ||
4cffac16 SA |
451 | void AnalogSignal::populate_popup_form(QWidget *parent, QFormLayout *form) |
452 | { | |
453 | // Add the standard options | |
454 | Signal::populate_popup_form(parent, form); | |
455 | ||
368a37c2 SA |
456 | QFormLayout *const layout = new QFormLayout; |
457 | ||
458 | // Add the number of vdivs | |
459db2c5 SA |
459 | QSpinBox *pvdiv_sb = new QSpinBox(parent); |
460 | pvdiv_sb->setRange(0, MaximumVDivs); | |
461 | pvdiv_sb->setValue(pos_vdivs_); | |
462 | connect(pvdiv_sb, SIGNAL(valueChanged(int)), | |
463 | this, SLOT(on_pos_vdivs_changed(int))); | |
464 | layout->addRow(tr("Number of pos vertical divs"), pvdiv_sb); | |
465 | ||
466 | QSpinBox *nvdiv_sb = new QSpinBox(parent); | |
467 | nvdiv_sb->setRange(0, MaximumVDivs); | |
468 | nvdiv_sb->setValue(neg_vdivs_); | |
469 | connect(nvdiv_sb, SIGNAL(valueChanged(int)), | |
470 | this, SLOT(on_neg_vdivs_changed(int))); | |
471 | layout->addRow(tr("Number of neg vertical divs"), nvdiv_sb); | |
368a37c2 SA |
472 | |
473 | // Add the vertical resolution | |
474 | resolution_cb_ = new QComboBox(parent); | |
475 | ||
476 | for (int i = MinScaleIndex; i < MaxScaleIndex; i++) { | |
477 | const QString label = QString("%1").arg(get_resolution(i)); | |
478 | resolution_cb_->insertItem(0, label, QVariant(i)); | |
479 | } | |
480 | ||
a970015f | 481 | int cur_idx = resolution_cb_->findData(QVariant(scale_index_)); |
368a37c2 SA |
482 | resolution_cb_->setCurrentIndex(cur_idx); |
483 | ||
484 | connect(resolution_cb_, SIGNAL(currentIndexChanged(int)), | |
485 | this, SLOT(on_resolution_changed(int))); | |
486 | ||
487 | QGridLayout *const vdiv_layout = new QGridLayout; | |
488 | QLabel *const vdiv_unit = new QLabel(tr("V/div")); | |
489 | vdiv_layout->addWidget(resolution_cb_, 0, 0); | |
490 | vdiv_layout->addWidget(vdiv_unit, 0, 1); | |
491 | ||
492 | layout->addRow(tr("Vertical resolution"), vdiv_layout); | |
493 | ||
73e377fe SA |
494 | // Add the autoranging checkbox |
495 | QCheckBox* autoranging_cb = new QCheckBox(); | |
496 | autoranging_cb->setCheckState(autoranging_ ? Qt::Checked : Qt::Unchecked); | |
497 | ||
498 | connect(autoranging_cb, SIGNAL(stateChanged(int)), | |
499 | this, SLOT(on_autoranging_changed(int))); | |
500 | ||
501 | layout->addRow(tr("Autoranging"), autoranging_cb); | |
502 | ||
a970015f SA |
503 | // Add the conversion type dropdown |
504 | conversion_cb_ = new QComboBox(); | |
505 | ||
506 | conversion_cb_->addItem("none", data::SignalBase::NoConversion); | |
507 | conversion_cb_->addItem("to logic via threshold", data::SignalBase::A2LConversionByTreshold); | |
508 | conversion_cb_->addItem("to logic via schmitt-trigger", data::SignalBase::A2LConversionBySchmittTrigger); | |
509 | ||
510 | cur_idx = conversion_cb_->findData(QVariant(conversion_type_)); | |
511 | conversion_cb_->setCurrentIndex(cur_idx); | |
512 | ||
513 | layout->addRow(tr("Conversion"), conversion_cb_); | |
514 | ||
515 | connect(conversion_cb_, SIGNAL(currentIndexChanged(int)), | |
516 | this, SLOT(on_conversion_changed(int))); | |
517 | ||
518 | // Add the display type dropdown | |
519 | display_type_cb_ = new QComboBox(); | |
520 | ||
521 | display_type_cb_->addItem(tr("Analog"), DisplayAnalog); | |
522 | display_type_cb_->addItem(tr("Converted"), DisplayConverted); | |
523 | display_type_cb_->addItem(tr("Both"), DisplayBoth); | |
524 | ||
525 | cur_idx = display_type_cb_->findData(QVariant(display_type_)); | |
526 | display_type_cb_->setCurrentIndex(cur_idx); | |
527 | ||
528 | layout->addRow(tr("Traces to show:"), display_type_cb_); | |
529 | ||
368a37c2 | 530 | form->addRow(layout); |
4cffac16 SA |
531 | } |
532 | ||
85715407 SA |
533 | void AnalogSignal::on_samples_added() |
534 | { | |
535 | perform_autoranging(); | |
536 | ||
537 | if (owner_) { | |
538 | // Call order is important, otherwise the lazy event handler won't work | |
539 | owner_->extents_changed(false, true); | |
540 | owner_->row_item_appearance_changed(false, true); | |
541 | } | |
542 | } | |
543 | ||
459db2c5 SA |
544 | void AnalogSignal::on_pos_vdivs_changed(int vdivs) |
545 | { | |
546 | pos_vdivs_ = vdivs; | |
547 | ||
73e377fe SA |
548 | if (autoranging_) |
549 | perform_autoranging(true); | |
550 | ||
459db2c5 SA |
551 | if (owner_) { |
552 | // Call order is important, otherwise the lazy event handler won't work | |
553 | owner_->extents_changed(false, true); | |
554 | owner_->row_item_appearance_changed(false, true); | |
555 | } | |
556 | } | |
557 | ||
558 | void AnalogSignal::on_neg_vdivs_changed(int vdivs) | |
4cffac16 | 559 | { |
459db2c5 | 560 | neg_vdivs_ = vdivs; |
4cffac16 | 561 | |
73e377fe SA |
562 | if (autoranging_) |
563 | perform_autoranging(true); | |
564 | ||
75d0779e SA |
565 | if (owner_) { |
566 | // Call order is important, otherwise the lazy event handler won't work | |
4cffac16 | 567 | owner_->extents_changed(false, true); |
75d0779e SA |
568 | owner_->row_item_appearance_changed(false, true); |
569 | } | |
4cffac16 SA |
570 | } |
571 | ||
368a37c2 SA |
572 | void AnalogSignal::on_resolution_changed(int index) |
573 | { | |
574 | scale_index_ = resolution_cb_->itemData(index).toInt(); | |
575 | update_scale(); | |
576 | ||
577 | if (owner_) | |
578 | owner_->row_item_appearance_changed(false, true); | |
579 | } | |
4cffac16 | 580 | |
73e377fe SA |
581 | void AnalogSignal::on_autoranging_changed(int state) |
582 | { | |
583 | autoranging_ = (state == Qt::Checked); | |
584 | ||
585 | if (autoranging_) | |
586 | perform_autoranging(true); | |
587 | ||
85715407 SA |
588 | if (owner_) { |
589 | // Call order is important, otherwise the lazy event handler won't work | |
590 | owner_->extents_changed(false, true); | |
73e377fe | 591 | owner_->row_item_appearance_changed(false, true); |
85715407 | 592 | } |
73e377fe SA |
593 | } |
594 | ||
a970015f SA |
595 | void AnalogSignal::on_conversion_changed(int index) |
596 | { | |
597 | conversion_type_ = (data::SignalBase::ConversionType)(conversion_cb_->itemData(index).toInt()); | |
598 | base_->set_conversion_type(conversion_type_); | |
599 | } | |
600 | ||
f4e57597 SA |
601 | } // namespace TraceView |
602 | } // namespace views | |
aba1dd16 | 603 | } // namespace pv |