X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fview%2Fdecodetrace.cpp;h=9132ea97c7850e910bc19b04dd38eb009f04d036;hb=HEAD;hp=790589568582003b70f2ceb948a7803b4ae07fc1;hpb=2b81ae4682ade4109ffa442794de36ceb32045eb;p=pulseview.git diff --git a/pv/view/decodetrace.cpp b/pv/view/decodetrace.cpp deleted file mode 100644 index 79058956..00000000 --- a/pv/view/decodetrace.cpp +++ /dev/null @@ -1,846 +0,0 @@ -/* - * This file is part of the PulseView project. - * - * Copyright (C) 2012 Joel Holdsworth - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -extern "C" { -#include -} - -#include - -#include - -#include - -#include - -#include -#include -#include -#include -#include -#include -#include -#include - -#include "decodetrace.hpp" - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -using boost::shared_lock; -using boost::shared_mutex; -using std::dynamic_pointer_cast; -using std::list; -using std::lock_guard; -using std::make_pair; -using std::max; -using std::make_pair; -using std::map; -using std::min; -using std::pair; -using std::shared_ptr; -using std::tie; -using std::vector; - -namespace pv { -namespace view { - -const QColor DecodeTrace::DecodeColours[4] = { - QColor(0xEF, 0x29, 0x29), // Red - QColor(0xFC, 0xE9, 0x4F), // Yellow - QColor(0x8A, 0xE2, 0x34), // Green - QColor(0x72, 0x9F, 0xCF) // Blue -}; - -const QColor DecodeTrace::ErrorBgColour = QColor(0xEF, 0x29, 0x29); -const QColor DecodeTrace::NoDecodeColour = QColor(0x88, 0x8A, 0x85); - -const int DecodeTrace::ArrowSize = 4; -const double DecodeTrace::EndCapWidth = 5; -const int DecodeTrace::DrawPadding = 100; - -const QColor DecodeTrace::Colours[16] = { - QColor(0xEF, 0x29, 0x29), - QColor(0xF6, 0x6A, 0x32), - QColor(0xFC, 0xAE, 0x3E), - QColor(0xFB, 0xCA, 0x47), - QColor(0xFC, 0xE9, 0x4F), - QColor(0xCD, 0xF0, 0x40), - QColor(0x8A, 0xE2, 0x34), - QColor(0x4E, 0xDC, 0x44), - QColor(0x55, 0xD7, 0x95), - QColor(0x64, 0xD1, 0xD2), - QColor(0x72, 0x9F, 0xCF), - QColor(0xD4, 0x76, 0xC4), - QColor(0x9D, 0x79, 0xB9), - QColor(0xAD, 0x7F, 0xA8), - QColor(0xC2, 0x62, 0x9B), - QColor(0xD7, 0x47, 0x6F) -}; - -const QColor DecodeTrace::OutlineColours[16] = { - QColor(0x77, 0x14, 0x14), - QColor(0x7B, 0x35, 0x19), - QColor(0x7E, 0x57, 0x1F), - QColor(0x7D, 0x65, 0x23), - QColor(0x7E, 0x74, 0x27), - QColor(0x66, 0x78, 0x20), - QColor(0x45, 0x71, 0x1A), - QColor(0x27, 0x6E, 0x22), - QColor(0x2A, 0x6B, 0x4A), - QColor(0x32, 0x68, 0x69), - QColor(0x39, 0x4F, 0x67), - QColor(0x6A, 0x3B, 0x62), - QColor(0x4E, 0x3C, 0x5C), - QColor(0x56, 0x3F, 0x54), - QColor(0x61, 0x31, 0x4D), - QColor(0x6B, 0x23, 0x37) -}; - -DecodeTrace::DecodeTrace(pv::Session &session, - std::shared_ptr decoder_stack, int index) : - Trace(QString::fromUtf8( - decoder_stack->stack().front()->decoder()->name)), - session_(session), - decoder_stack_(decoder_stack), - text_height_(0), - row_height_(0), - delete_mapper_(this), - show_hide_mapper_(this) -{ - assert(decoder_stack_); - - colour_ = DecodeColours[index % countof(DecodeColours)]; - - connect(decoder_stack_.get(), SIGNAL(new_decode_data()), - this, SLOT(on_new_decode_data())); - connect(&delete_mapper_, SIGNAL(mapped(int)), - this, SLOT(on_delete_decoder(int))); - connect(&show_hide_mapper_, SIGNAL(mapped(int)), - this, SLOT(on_show_hide_decoder(int))); -} - -bool DecodeTrace::enabled() const -{ - return true; -} - -const std::shared_ptr& DecodeTrace::decoder() const -{ - return decoder_stack_; -} - -pair DecodeTrace::v_extents() const -{ - /// @todo Replace this with an implementation that knows the true - /// height of the trace - QFontMetrics m(QApplication::font()); - const int text_height = m.boundingRect(QRect(), 0, "Tg").height(); - const int row_height = (text_height * 6) / 4; - return make_pair(-row_height / 2, row_height * 7 / 2); -} - -void DecodeTrace::paint_back(QPainter &p, int left, int right) -{ - Trace::paint_back(p, left, right); - paint_axis(p, get_visual_y(), left, right); -} - -void DecodeTrace::paint_mid(QPainter &p, int left, int right) -{ - using namespace pv::data::decode; - - QFontMetrics m(QApplication::font()); - text_height_ = m.boundingRect(QRect(), 0, "Tg").height(); - row_height_ = (text_height_ * 6) / 4; - const int annotation_height = (text_height_ * 5) / 4; - - assert(decoder_stack_); - const QString err = decoder_stack_->error_message(); - if (!err.isEmpty()) - { - draw_unresolved_period(p, annotation_height, left, right); - draw_error(p, err, left, right); - return; - } - - // Iterate through the rows - int y = get_visual_y(); - pair sample_range = get_sample_range(left, right); - - assert(decoder_stack_); - const vector rows(decoder_stack_->get_visible_rows()); - - visible_rows_.clear(); - for (size_t i = 0; i < rows.size(); i++) - { - const Row &row = rows[i]; - - size_t base_colour = 0x13579BDF; - boost::hash_combine(base_colour, this); - boost::hash_combine(base_colour, row.decoder()); - boost::hash_combine(base_colour, row.row()); - base_colour >>= 16; - - vector annotations; - decoder_stack_->get_annotation_subset(annotations, row, - sample_range.first, sample_range.second); - if (!annotations.empty()) { - for (const Annotation &a : annotations) - draw_annotation(a, p, get_text_colour(), - annotation_height, left, right, y, - base_colour); - y += row_height_; - - visible_rows_.push_back(rows[i]); - } - } - - // Draw the hatching - draw_unresolved_period(p, annotation_height, left, right); -} - -void DecodeTrace::paint_fore(QPainter &p, int left, int right) -{ - using namespace pv::data::decode; - - (void)right; - - assert(row_height_); - - for (size_t i = 0; i < visible_rows_.size(); i++) - { - const int y = i * row_height_ + get_visual_y(); - - p.setPen(QPen(Qt::NoPen)); - p.setBrush(QApplication::palette().brush(QPalette::WindowText)); - - if (i != 0) - { - const QPointF points[] = { - QPointF(left, y - ArrowSize), - QPointF(left + ArrowSize, y), - QPointF(left, y + ArrowSize) - }; - p.drawPolygon(points, countof(points)); - } - - const QRect r(left + ArrowSize * 2, y - row_height_ / 2, - right - left, row_height_); - const QString h(visible_rows_[i].title()); - const int f = Qt::AlignLeft | Qt::AlignVCenter | - Qt::TextDontClip; - - // Draw the outline - p.setPen(QApplication::palette().color(QPalette::Base)); - for (int dx = -1; dx <= 1; dx++) - for (int dy = -1; dy <= 1; dy++) - if (dx != 0 && dy != 0) - p.drawText(r.translated(dx, dy), f, h); - - // Draw the text - p.setPen(QApplication::palette().color(QPalette::WindowText)); - p.drawText(r, f, h); - } -} - -void DecodeTrace::populate_popup_form(QWidget *parent, QFormLayout *form) -{ - using pv::data::decode::Decoder; - - assert(form); - assert(parent); - assert(decoder_stack_); - - // Add the standard options - Trace::populate_popup_form(parent, form); - - // Add the decoder options - bindings_.clear(); - channel_selectors_.clear(); - decoder_forms_.clear(); - - const list< shared_ptr >& stack = decoder_stack_->stack(); - - if (stack.empty()) - { - QLabel *const l = new QLabel( - tr("

No decoders in the stack

")); - l->setAlignment(Qt::AlignCenter); - form->addRow(l); - } - else - { - auto iter = stack.cbegin(); - for (int i = 0; i < (int)stack.size(); i++, iter++) { - shared_ptr dec(*iter); - create_decoder_form(i, dec, parent, form); - } - - form->addRow(new QLabel( - tr("* Required channels"), parent)); - } - - // Add stacking button - pv::widgets::DecoderMenu *const decoder_menu = - new pv::widgets::DecoderMenu(parent); - connect(decoder_menu, SIGNAL(decoder_selected(srd_decoder*)), - this, SLOT(on_stack_decoder(srd_decoder*))); - - QPushButton *const stack_button = - new QPushButton(tr("Stack Decoder"), parent); - stack_button->setMenu(decoder_menu); - - QHBoxLayout *stack_button_box = new QHBoxLayout; - stack_button_box->addWidget(stack_button, 0, Qt::AlignRight); - form->addRow(stack_button_box); -} - -QMenu* DecodeTrace::create_context_menu(QWidget *parent) -{ - QMenu *const menu = Trace::create_context_menu(parent); - - menu->addSeparator(); - - QAction *const del = new QAction(tr("Delete"), this); - del->setShortcuts(QKeySequence::Delete); - connect(del, SIGNAL(triggered()), this, SLOT(on_delete())); - menu->addAction(del); - - return menu; -} - -void DecodeTrace::draw_annotation(const pv::data::decode::Annotation &a, - QPainter &p, QColor text_color, int h, int left, int right, int y, - size_t base_colour) const -{ - double samples_per_pixel, pixels_offset; - tie(pixels_offset, samples_per_pixel) = - get_pixels_offset_samples_per_pixel(); - - const double start = a.start_sample() / samples_per_pixel - - pixels_offset; - const double end = a.end_sample() / samples_per_pixel - - pixels_offset; - - const size_t colour = (base_colour + a.format()) % countof(Colours); - const QColor &fill = Colours[colour]; - const QColor &outline = OutlineColours[colour]; - - if (start > right + DrawPadding || end < left - DrawPadding) - return; - - if (a.start_sample() == a.end_sample()) - draw_instant(a, p, fill, outline, text_color, h, - start, y); - else - draw_range(a, p, fill, outline, text_color, h, - start, end, y); -} - -void DecodeTrace::draw_instant(const pv::data::decode::Annotation &a, QPainter &p, - QColor fill, QColor outline, QColor text_color, int h, double x, int y) const -{ - const QString text = a.annotations().empty() ? - QString() : a.annotations().back(); - const double w = min((double)p.boundingRect(QRectF(), 0, text).width(), - 0.0) + h; - const QRectF rect(x - w / 2, y - h / 2, w, h); - - p.setPen(outline); - p.setBrush(fill); - p.drawRoundedRect(rect, h / 2, h / 2); - - p.setPen(text_color); - p.drawText(rect, Qt::AlignCenter | Qt::AlignVCenter, text); -} - -void DecodeTrace::draw_range(const pv::data::decode::Annotation &a, QPainter &p, - QColor fill, QColor outline, QColor text_color, int h, double start, - double end, int y) const -{ - const double top = y + .5 - h / 2; - const double bottom = y + .5 + h / 2; - const vector annotations = a.annotations(); - - p.setPen(outline); - p.setBrush(fill); - - // If the two ends are within 1 pixel, draw a vertical line - if (start + 1.0 > end) - { - p.drawLine(QPointF(start, top), QPointF(start, bottom)); - return; - } - - const double cap_width = min((end - start) / 4, EndCapWidth); - - QPointF pts[] = { - QPointF(start, y + .5f), - QPointF(start + cap_width, top), - QPointF(end - cap_width, top), - QPointF(end, y + .5f), - QPointF(end - cap_width, bottom), - QPointF(start + cap_width, bottom) - }; - - p.drawConvexPolygon(pts, countof(pts)); - - if (annotations.empty()) - return; - - QRectF rect(start + cap_width, y - h / 2, - end - start - cap_width * 2, h); - if (rect.width() <= 4) - return; - - p.setPen(text_color); - - // Try to find an annotation that will fit - QString best_annotation; - int best_width = 0; - - for (const QString &a : annotations) { - const int w = p.boundingRect(QRectF(), 0, a).width(); - if (w <= rect.width() && w > best_width) - best_annotation = a, best_width = w; - } - - if (best_annotation.isEmpty()) - best_annotation = annotations.back(); - - // If not ellide the last in the list - p.drawText(rect, Qt::AlignCenter, p.fontMetrics().elidedText( - best_annotation, Qt::ElideRight, rect.width())); -} - -void DecodeTrace::draw_error(QPainter &p, const QString &message, - int left, int right) -{ - const int y = get_visual_y(); - - p.setPen(ErrorBgColour.darker()); - p.setBrush(ErrorBgColour); - - const QRectF bounding_rect = - QRectF(left, INT_MIN / 2 + y, right - left, INT_MAX); - const QRectF text_rect = p.boundingRect(bounding_rect, - Qt::AlignCenter, message); - const float r = text_rect.height() / 4; - - p.drawRoundedRect(text_rect.adjusted(-r, -r, r, r), r, r, - Qt::AbsoluteSize); - - p.setPen(get_text_colour()); - p.drawText(text_rect, message); -} - -void DecodeTrace::draw_unresolved_period(QPainter &p, int h, int left, - int right) const -{ - using namespace pv::data; - using pv::data::decode::Decoder; - - double samples_per_pixel, pixels_offset; - - assert(decoder_stack_); - - shared_ptr data; - shared_ptr logic_signal; - - const list< shared_ptr > &stack = decoder_stack_->stack(); - - // We get the logic data of the first channel in the list. - // This works because we are currently assuming all - // LogicSignals have the same data/snapshot - for (const shared_ptr &dec : stack) - if (dec && !dec->channels().empty() && - ((logic_signal = (*dec->channels().begin()).second)) && - ((data = logic_signal->logic_data()))) - break; - - if (!data || data->get_snapshots().empty()) - return; - - const shared_ptr snapshot = - data->get_snapshots().front(); - assert(snapshot); - const int64_t sample_count = (int64_t)snapshot->get_sample_count(); - if (sample_count == 0) - return; - - const int64_t samples_decoded = decoder_stack_->samples_decoded(); - if (sample_count == samples_decoded) - return; - - const int y = get_visual_y(); - - tie(pixels_offset, samples_per_pixel) = - get_pixels_offset_samples_per_pixel(); - - const double start = max(samples_decoded / - samples_per_pixel - pixels_offset, left - 1.0); - const double end = min(sample_count / samples_per_pixel - - pixels_offset, right + 1.0); - const QRectF no_decode_rect(start, y - h/2 + 0.5, end - start, h); - - p.setPen(QPen(Qt::NoPen)); - p.setBrush(Qt::white); - p.drawRect(no_decode_rect); - - p.setPen(NoDecodeColour); - p.setBrush(QBrush(NoDecodeColour, Qt::Dense6Pattern)); - p.drawRect(no_decode_rect); -} - -pair DecodeTrace::get_pixels_offset_samples_per_pixel() const -{ - assert(owner_); - assert(decoder_stack_); - - const View *view = owner_->view(); - assert(view); - - const double scale = view->scale(); - assert(scale > 0); - - const double pixels_offset = - (view->offset() - decoder_stack_->get_start_time()) / scale; - - double samplerate = decoder_stack_->samplerate(); - - // Show sample rate as 1Hz when it is unknown - if (samplerate == 0.0) - samplerate = 1.0; - - return make_pair(pixels_offset, samplerate * scale); -} - -pair DecodeTrace::get_sample_range( - int x_start, int x_end) const -{ - double samples_per_pixel, pixels_offset; - tie(pixels_offset, samples_per_pixel) = - get_pixels_offset_samples_per_pixel(); - - const uint64_t start = (uint64_t)max( - (x_start + pixels_offset) * samples_per_pixel, 0.0); - const uint64_t end = (uint64_t)max( - (x_end + pixels_offset) * samples_per_pixel, 0.0); - - return make_pair(start, end); -} - -int DecodeTrace::get_row_at_point(const QPoint &point) -{ - if (!row_height_) - return -1; - - const int row = (point.y() - get_visual_y() + row_height_ / 2) / - row_height_; - if (row < 0 || row >= (int)visible_rows_.size()) - return -1; - - return row; -} - -const QString DecodeTrace::get_annotation_at_point(const QPoint &point) -{ - using namespace pv::data::decode; - - if (!enabled()) - return QString(); - - const pair sample_range = - get_sample_range(point.x(), point.x() + 1); - const int row = get_row_at_point(point); - if (row < 0) - return QString(); - - vector annotations; - - assert(decoder_stack_); - decoder_stack_->get_annotation_subset(annotations, visible_rows_[row], - sample_range.first, sample_range.second); - - return (annotations.empty()) ? - QString() : annotations[0].annotations().front(); -} - -void DecodeTrace::hide_hover_annotation() -{ - QToolTip::hideText(); -} - -void DecodeTrace::hover_point_changed() -{ - assert(owner_); - - const View *const view = owner_->view(); - assert(view); - - QPoint hp = view->hover_point(); - QString ann = get_annotation_at_point(hp); - - assert(view); - - if (!row_height_ || ann.isEmpty()) { - hide_hover_annotation(); - return; - } - - const int hover_row = get_row_at_point(hp); - - QFontMetrics m(QToolTip::font()); - const QRect text_size = m.boundingRect(QRect(), 0, ann); - - // This is OS-specific and unfortunately we can't query it, so - // use an approximation to at least try to minimize the error. - const int padding = 8; - - // Make sure the tool tip doesn't overlap with the mouse cursor. - // If it did, the tool tip would constantly hide and re-appear. - // We also push it up by one row so that it appears above the - // decode trace, not below. - hp.setX(hp.x() - (text_size.width() / 2) - padding); - - hp.setY(get_visual_y() - (row_height_ / 2) + - (hover_row * row_height_) - - row_height_ - text_size.height()); - - QToolTip::showText(view->viewport()->mapToGlobal(hp), ann); -} - -void DecodeTrace::create_decoder_form(int index, - shared_ptr &dec, QWidget *parent, - QFormLayout *form) -{ - const GSList *l; - - assert(dec); - const srd_decoder *const decoder = dec->decoder(); - assert(decoder); - - pv::widgets::DecoderGroupBox *const group = - new pv::widgets::DecoderGroupBox( - QString::fromUtf8(decoder->name)); - group->set_decoder_visible(dec->shown()); - - delete_mapper_.setMapping(group, index); - connect(group, SIGNAL(delete_decoder()), &delete_mapper_, SLOT(map())); - - show_hide_mapper_.setMapping(group, index); - connect(group, SIGNAL(show_hide_decoder()), - &show_hide_mapper_, SLOT(map())); - - QFormLayout *const decoder_form = new QFormLayout; - group->add_layout(decoder_form); - - // Add the mandatory channels - for(l = decoder->channels; l; l = l->next) { - const struct srd_channel *const pdch = - (struct srd_channel *)l->data; - QComboBox *const combo = create_channel_selector(parent, dec, pdch); - connect(combo, SIGNAL(currentIndexChanged(int)), - this, SLOT(on_channel_selected(int))); - decoder_form->addRow(tr("%1 (%2) *") - .arg(QString::fromUtf8(pdch->name)) - .arg(QString::fromUtf8(pdch->desc)), combo); - - const ChannelSelector s = {combo, dec, pdch}; - channel_selectors_.push_back(s); - } - - // Add the optional channels - for(l = decoder->opt_channels; l; l = l->next) { - const struct srd_channel *const pdch = - (struct srd_channel *)l->data; - QComboBox *const combo = create_channel_selector(parent, dec, pdch); - connect(combo, SIGNAL(currentIndexChanged(int)), - this, SLOT(on_channel_selected(int))); - decoder_form->addRow(tr("%1 (%2)") - .arg(QString::fromUtf8(pdch->name)) - .arg(QString::fromUtf8(pdch->desc)), combo); - - const ChannelSelector s = {combo, dec, pdch}; - channel_selectors_.push_back(s); - } - - // Add the options - shared_ptr binding( - new prop::binding::DecoderOptions(decoder_stack_, dec)); - binding->add_properties_to_form(decoder_form, true); - - bindings_.push_back(binding); - - form->addRow(group); - decoder_forms_.push_back(group); -} - -QComboBox* DecodeTrace::create_channel_selector( - QWidget *parent, const shared_ptr &dec, - const srd_channel *const pdch) -{ - assert(dec); - - shared_lock lock(session_.signals_mutex()); - const vector< shared_ptr > &sigs(session_.signals()); - - assert(decoder_stack_); - const auto channel_iter = dec->channels().find(pdch); - - QComboBox *selector = new QComboBox(parent); - - selector->addItem("-", qVariantFromValue((void*)NULL)); - - if (channel_iter == dec->channels().end()) - selector->setCurrentIndex(0); - - for(size_t i = 0; i < sigs.size(); i++) { - const shared_ptr s(sigs[i]); - assert(s); - - if (dynamic_pointer_cast(s) && s->enabled()) - { - selector->addItem(s->name(), - qVariantFromValue((void*)s.get())); - if ((*channel_iter).second == s) - selector->setCurrentIndex(i + 1); - } - } - - return selector; -} - -void DecodeTrace::commit_decoder_channels(shared_ptr &dec) -{ - assert(dec); - - map > channel_map; - - shared_lock lock(session_.signals_mutex()); - const vector< shared_ptr > &sigs(session_.signals()); - - for (const ChannelSelector &s : channel_selectors_) - { - if(s.decoder_ != dec) - break; - - const LogicSignal *const selection = - (LogicSignal*)s.combo_->itemData( - s.combo_->currentIndex()).value(); - - for (shared_ptr sig : sigs) - if(sig.get() == selection) { - channel_map[s.pdch_] = - dynamic_pointer_cast(sig); - break; - } - } - - dec->set_channels(channel_map); -} - -void DecodeTrace::commit_channels() -{ - assert(decoder_stack_); - for (shared_ptr dec : decoder_stack_->stack()) - commit_decoder_channels(dec); - - decoder_stack_->begin_decode(); -} - -void DecodeTrace::on_new_decode_data() -{ - if (owner_) - owner_->appearance_changed(false, true); -} - -void DecodeTrace::delete_pressed() -{ - on_delete(); -} - -void DecodeTrace::on_delete() -{ - session_.remove_decode_signal(this); -} - -void DecodeTrace::on_channel_selected(int) -{ - commit_channels(); -} - -void DecodeTrace::on_stack_decoder(srd_decoder *decoder) -{ - assert(decoder); - assert(decoder_stack_); - decoder_stack_->push(shared_ptr( - new data::decode::Decoder(decoder))); - decoder_stack_->begin_decode(); - - create_popup_form(); -} - -void DecodeTrace::on_delete_decoder(int index) -{ - decoder_stack_->remove(index); - - // Update the popup - create_popup_form(); - - decoder_stack_->begin_decode(); -} - -void DecodeTrace::on_show_hide_decoder(int index) -{ - using pv::data::decode::Decoder; - - const list< shared_ptr > stack(decoder_stack_->stack()); - - // Find the decoder in the stack - auto iter = stack.cbegin(); - for(int i = 0; i < index; i++, iter++) - assert(iter != stack.end()); - - shared_ptr dec = *iter; - assert(dec); - - const bool show = !dec->shown(); - dec->show(show); - - assert(index < (int)decoder_forms_.size()); - decoder_forms_[index]->set_decoder_visible(show); - - if (owner_) - owner_->appearance_changed(false, true); -} - -} // namespace view -} // namespace pv