]> sigrok.org Git - pulseview.git/blobdiff - pv/views/trace/decodetrace.cpp
Session: Fix issue #67 by improving error handling
[pulseview.git] / pv / views / trace / decodetrace.cpp
index 1cc89feb67ae46af816a036b26d97e55d9a3ec87..63384911d7f515b160249e94daa3c23b65fdd743 100644 (file)
@@ -17,9 +17,7 @@
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
-extern "C" {
 #include <libsigrokdecode/libsigrokdecode.h>
-}
 
 #include <limits>
 #include <mutex>
@@ -82,10 +80,6 @@ namespace pv {
 namespace views {
 namespace trace {
 
-#define DECODETRACE_COLOR_SATURATION (180) /* 0-255 */
-#define DECODETRACE_COLOR_VALUE (170) /* 0-255 */
-
-const QColor DecodeTrace::ErrorBgColor = QColor(0xEF, 0x29, 0x29);
 const QColor DecodeTrace::NoDecodeColor = QColor(0x88, 0x8A, 0x85);
 const QColor DecodeTrace::ExpandMarkerWarnColor = QColor(0xFF, 0xA5, 0x00); // QColorConstants::Svg::orange
 const QColor DecodeTrace::ExpandMarkerHiddenColor = QColor(0x69, 0x69, 0x69); // QColorConstants::Svg::dimgray
@@ -164,7 +158,8 @@ DecodeTrace::DecodeTrace(pv::Session &session,
 
        // Determine shortest string we want to see displayed in full
        QFontMetrics m(QApplication::font());
-       min_useful_label_width_ = m.width("XX"); // e.g. two hex characters
+       // e.g. two hex characters
+       min_useful_label_width_ = util::text_width(m, "XX");
 
        default_row_height_ = (ViewItemPaintParams::text_height() * 6) / 4;
        annotation_height_ = (ViewItemPaintParams::text_height() * 5) / 4;
@@ -175,11 +170,14 @@ DecodeTrace::DecodeTrace(pv::Session &session,
        // Note: The offset equals the color of the first annotation
        QColor color;
        const int h = (120 + 160 * index) % 360;
-       const int s = DECODETRACE_COLOR_SATURATION;
-       const int v = DECODETRACE_COLOR_VALUE;
+       const int s = DECODE_COLOR_SATURATION;
+       const int v = DECODE_COLOR_VALUE;
        color.setHsv(h, s, v);
        base_->set_color(color);
 
+       connect(decode_signal_.get(), SIGNAL(color_changed(QColor)),
+               this, SLOT(on_color_changed(QColor)));
+
        connect(decode_signal_.get(), SIGNAL(new_annotations()),
                this, SLOT(on_new_annotations()));
        connect(decode_signal_.get(), SIGNAL(decode_reset()),
@@ -188,7 +186,16 @@ DecodeTrace::DecodeTrace(pv::Session &session,
                this, SLOT(on_decode_finished()));
        connect(decode_signal_.get(), SIGNAL(channels_updated()),
                this, SLOT(on_channels_updated()));
-
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+       connect(&delete_mapper_, SIGNAL(mappedInt(int)),
+               this, SLOT(on_delete_decoder(int)));
+       connect(&show_hide_mapper_, SIGNAL(mappedInt(int)),
+               this, SLOT(on_show_hide_decoder(int)));
+       connect(&row_show_hide_mapper_, SIGNAL(mappedInt(int)),
+               this, SLOT(on_show_hide_row(int)));
+       connect(&class_show_hide_mapper_, SIGNAL(mappedObject(QObject*)),
+               this, SLOT(on_show_hide_class(QObject*)));
+#else
        connect(&delete_mapper_, SIGNAL(mapped(int)),
                this, SLOT(on_delete_decoder(int)));
        connect(&show_hide_mapper_, SIGNAL(mapped(int)),
@@ -197,6 +204,7 @@ DecodeTrace::DecodeTrace(pv::Session &session,
                this, SLOT(on_show_hide_row(int)));
        connect(&class_show_hide_mapper_, SIGNAL(mapped(QWidget*)),
                this, SLOT(on_show_hide_class(QWidget*)));
+#endif
 
        connect(&delayed_trace_updater_, SIGNAL(timeout()),
                this, SLOT(on_delayed_trace_update()));
@@ -336,9 +344,9 @@ void DecodeTrace::paint_mid(QPainter &p, ViewItemPaintParams &pp)
                owner_->row_item_appearance_changed(false, true);
        }
 
-       const QString err = decode_signal_->error_message();
+       const QString err = base_->get_error_message();
        if (!err.isEmpty())
-               draw_error(p, err, pp);
+               paint_error(p, pp);
 
 #if DECODETRACE_SHOW_RENDER_TIME
        qDebug() << "Rendering" << base_->name() << "took" << render_time_.elapsed() << "ms";
@@ -612,9 +620,12 @@ void DecodeTrace::hover_point_changed(const QPoint &hp)
                r.expand_marker_highlighted = false;
 
        if (hover_row) {
-               int row_y = get_row_y(hover_row);
+               const pair<int, int> extents = v_extents();
+               const int trace_top = get_visual_y() + extents.first;
+               const int trace_btm = get_visual_y() + extents.second;
+
                if ((hp.x() > 0) && (hp.x() < (int)(ArrowSize + 3 + hover_row->title_width)) &&
-                       (hp.y() > (int)(row_y - ArrowSize)) && (hp.y() < (int)(row_y + ArrowSize))) {
+                       (hp.y() > trace_top) && (hp.y() < trace_btm)) {
 
                        hover_row->expand_marker_highlighted = true;
                        show_hidden_rows_ = true;
@@ -666,10 +677,19 @@ void DecodeTrace::mouse_left_press_event(const QMouseEvent* event)
                        continue;
 
                unsigned int y = get_row_y(&r);
-               if ((event->x() > 0) && (event->x() <= (int)(ArrowSize + 3 + r.title_width)) &&
-                       (event->y() > (int)(y - (default_row_height_ / 2))) &&
-                       (event->y() <= (int)(y + (default_row_height_ / 2)))) {
-
+               bool need_anim = true;
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+               need_anim &= event->position().x() > 0;
+               need_anim &= event->position().x() <= (int)(ArrowSize + 3 + r.title_width);
+               need_anim &= event->position().y() > (int)(y - (default_row_height_ / 2));
+               need_anim &= event->position().y() <= (int)(y + (default_row_height_ / 2));
+#else
+               need_anim &= event->x() > 0;
+               need_anim &= event->x() <= (int)(ArrowSize + 3 + r.title_width);
+               need_anim &= event->y() > (int)(y - (default_row_height_ / 2));
+               need_anim &= event->y() <= (int)(y + (default_row_height_ / 2));
+#endif
+               if (need_anim) {
                        if (r.expanded) {
                                r.collapsing = true;
                                r.expanded = false;
@@ -697,7 +717,7 @@ void DecodeTrace::mouse_left_press_event(const QMouseEvent* event)
 void DecodeTrace::draw_annotations(deque<const Annotation*>& annotations,
                QPainter &p, const ViewItemPaintParams &pp, int y, const DecodeTraceRow& row)
 {
-       Annotation::Class block_class = 0;
+       uint32_t block_class = 0;
        bool block_class_uniform = true;
        qreal block_start = 0;
        int block_ann_count = 0;
@@ -789,8 +809,8 @@ void DecodeTrace::draw_annotation(const Annotation* a, QPainter &p,
        const double start = a->start_sample() / samples_per_pixel - pixels_offset;
        const double end = a->end_sample() / samples_per_pixel - pixels_offset;
 
-       p.setPen(row.ann_class_dark_color.at(a->ann_class_id()));
-       p.setBrush(row.ann_class_color.at(a->ann_class_id()));
+       p.setPen(a->dark_color());
+       p.setBrush(a->color());
 
        if ((start > (pp.right() + DrawPadding)) || (end < (pp.left() - DrawPadding)))
                return;
@@ -802,7 +822,7 @@ void DecodeTrace::draw_annotation(const Annotation* a, QPainter &p,
 }
 
 void DecodeTrace::draw_annotation_block(qreal start, qreal end,
-       Annotation::Class ann_class, bool use_ann_format, QPainter &p, int y,
+       uint32_t ann_class, bool use_ann_format, QPainter &p, int y,
        const DecodeTraceRow& row) const
 {
        const double top = y + .5 - annotation_height_ / 2;
@@ -813,8 +833,8 @@ void DecodeTrace::draw_annotation_block(qreal start, qreal end,
        // one format that all of these annotations have. Otherwise, we should use
        // a neutral color (i.e. gray)
        if (use_ann_format) {
-               p.setPen(row.ann_class_dark_color.at(ann_class));
-               p.setBrush(QBrush(row.ann_class_color.at(ann_class), Qt::Dense4Pattern));
+               p.setPen(row.decode_row->get_dark_class_color(ann_class));
+               p.setBrush(QBrush(row.decode_row->get_class_color(ann_class), Qt::Dense4Pattern));
        } else {
                p.setPen(QColor(Qt::darkGray));
                p.setBrush(QBrush(Qt::gray, Qt::Dense4Pattern));
@@ -904,28 +924,6 @@ void DecodeTrace::draw_range(const Annotation* a, QPainter &p,
                best_annotation, Qt::ElideRight, rect.width()));
 }
 
-void DecodeTrace::draw_error(QPainter &p, const QString &message,
-       const ViewItemPaintParams &pp)
-{
-       const int y = get_visual_y();
-
-       double samples_per_pixel, pixels_offset;
-       tie(pixels_offset, samples_per_pixel) = get_pixels_offset_samples_per_pixel();
-
-       p.setPen(ErrorBgColor.darker());
-       p.setBrush(ErrorBgColor);
-
-       const QRectF bounding_rect = QRectF(pp.left(), INT_MIN / 2 + y, pp.right(), INT_MAX);
-
-       const QRectF text_rect = p.boundingRect(bounding_rect, Qt::AlignCenter, message);
-       const qreal r = text_rect.height() / 4;
-
-       p.drawRoundedRect(text_rect.adjusted(-r, -r, r, r), r, r, Qt::AbsoluteSize);
-
-       p.setPen(Qt::black);
-       p.drawText(text_rect, message);
-}
-
 void DecodeTrace::draw_unresolved_period(QPainter &p, int left, int right) const
 {
        double samples_per_pixel, pixels_offset;
@@ -971,7 +969,7 @@ pair<double, double> DecodeTrace::get_pixels_offset_samples_per_pixel() const
        const double pixels_offset =
                ((view->offset() - decode_signal_->start_time()) / scale).convert_to<double>();
 
-       double samplerate = decode_signal_->samplerate();
+       double samplerate = decode_signal_->get_samplerate();
 
        // Show sample rate as 1Hz when it is unknown
        if (samplerate == 0.0)
@@ -995,34 +993,6 @@ pair<uint64_t, uint64_t> DecodeTrace::get_view_sample_range(
        return make_pair(start, end);
 }
 
-QColor DecodeTrace::get_row_color(int row_index) const
-{
-       // For each row color, use the base color hue and add an offset that's
-       // not a dividend of 360
-
-       QColor color;
-       const int h = (base_->color().toHsv().hue() + 20 * row_index) % 360;
-       const int s = DECODETRACE_COLOR_SATURATION;
-       const int v = DECODETRACE_COLOR_VALUE;
-       color.setHsl(h, s, v);
-
-       return color;
-}
-
-QColor DecodeTrace::get_annotation_color(QColor row_color, int annotation_index) const
-{
-       // For each row color, use the base color hue and add an offset that's
-       // not a dividend of 360 and not a multiple of the row offset
-
-       QColor color(row_color);
-       const int h = (color.toHsv().hue() + 55 * annotation_index) % 360;
-       const int s = DECODETRACE_COLOR_SATURATION;
-       const int v = DECODETRACE_COLOR_VALUE;
-       color.setHsl(h, s, v);
-
-       return color;
-}
-
 unsigned int DecodeTrace::get_row_y(const DecodeTraceRow* row) const
 {
        assert(row);
@@ -1079,8 +1049,17 @@ const QString DecodeTrace::get_annotation_at_point(const QPoint &point)
        decode_signal_->get_annotation_subset(annotations, r->decode_row,
                current_segment_, sample_range.first, sample_range.second);
 
-       return (annotations.empty()) ?
-               QString() : annotations[0]->annotations()->front();
+       const Annotation* a = annotations.empty() ? nullptr : annotations[0];
+
+       // Create a string of the format "CLASS: VALUE"
+       QString s;
+       if (a) {
+               if (!a->ann_class_description().isEmpty())
+                       s = a->ann_class_description() + ": ";
+               s += a->annotations()->front();
+       }
+
+       return s;
 }
 
 void DecodeTrace::create_decoder_form(int index, shared_ptr<Decoder> &dec,
@@ -1170,7 +1149,7 @@ QComboBox* DecodeTrace::create_channel_selector(QWidget *parent, const DecodeCha
 
        QComboBox *selector = new QComboBox(parent);
 
-       selector->addItem("-", qVariantFromValue((void*)nullptr));
+       selector->addItem("-", QVariant::fromValue((void*)nullptr));
 
        if (!ch->assigned_signal)
                selector->setCurrentIndex(0);
@@ -1178,10 +1157,9 @@ QComboBox* DecodeTrace::create_channel_selector(QWidget *parent, const DecodeCha
        for (const shared_ptr<data::SignalBase> &b : sig_list) {
                assert(b);
                if (b->logic_data() && b->enabled()) {
-                       selector->addItem(b->name(),
-                               qVariantFromValue((void*)b.get()));
+                       selector->addItem(b->name(), QVariant::fromValue(b));
 
-                       if (ch->assigned_signal == b.get())
+                       if (ch->assigned_signal == b)
                                selector->setCurrentIndex(selector->count() - 1);
                }
        }
@@ -1194,9 +1172,9 @@ QComboBox* DecodeTrace::create_channel_selector_init_state(QWidget *parent,
 {
        QComboBox *selector = new QComboBox(parent);
 
-       selector->addItem("0", qVariantFromValue((int)SRD_INITIAL_PIN_LOW));
-       selector->addItem("1", qVariantFromValue((int)SRD_INITIAL_PIN_HIGH));
-       selector->addItem("X", qVariantFromValue((int)SRD_INITIAL_PIN_SAME_AS_SAMPLE0));
+       selector->addItem("0", QVariant::fromValue((int)SRD_INITIAL_PIN_LOW));
+       selector->addItem("1", QVariant::fromValue((int)SRD_INITIAL_PIN_HIGH));
+       selector->addItem("X", QVariant::fromValue((int)SRD_INITIAL_PIN_SAME_AS_SAMPLE0));
 
        selector->setCurrentIndex(ch->initial_pin_state);
 
@@ -1290,6 +1268,19 @@ void DecodeTrace::initialize_row_widgets(DecodeTraceRow* r, unsigned int row_id)
        QPalette header_palette = owner_->view()->palette();
        QPalette selector_palette = owner_->view()->palette();
 
+#if QT_VERSION >= QT_VERSION_CHECK(5, 12, 0)
+       if (GlobalSettings::current_theme_is_dark()) {
+               header_palette.setColor(QPalette::Window,
+                       QColor(255, 255, 255, ExpansionAreaHeaderAlpha));
+               selector_palette.setColor(QPalette::Window,
+                       QColor(255, 255, 255, ExpansionAreaAlpha));
+       } else {
+               header_palette.setColor(QPalette::Window,
+                       QColor(0, 0, 0, ExpansionAreaHeaderAlpha));
+               selector_palette.setColor(QPalette::Window,
+                       QColor(0, 0, 0, ExpansionAreaAlpha));
+       }
+#else
        if (GlobalSettings::current_theme_is_dark()) {
                header_palette.setColor(QPalette::Background,
                        QColor(255, 255, 255, ExpansionAreaHeaderAlpha));
@@ -1301,6 +1292,7 @@ void DecodeTrace::initialize_row_widgets(DecodeTraceRow* r, unsigned int row_id)
                selector_palette.setColor(QPalette::Background,
                        QColor(0, 0, 0, ExpansionAreaAlpha));
        }
+#endif
 
        const int w = m.boundingRect(r->decode_row->title()).width() + RowTitleMargin;
        r->title_width = w;
@@ -1368,11 +1360,11 @@ void DecodeTrace::initialize_row_widgets(DecodeTraceRow* r, unsigned int row_id)
        for (const AnnotationClass* ann_class : ann_classes) {
                cb = new QCheckBox();
                cb->setText(tr(ann_class->description));
-               cb->setChecked(ann_class->visible);
+               cb->setChecked(ann_class->visible());
 
                int dim = ViewItemPaintParams::text_height() - 2;
                QPixmap pixmap(dim, dim);
-               pixmap.fill(r->ann_class_color[ann_class->id]);
+               pixmap.fill(r->decode_row->get_class_color(ann_class->id));
                cb->setIcon(pixmap);
 
                r->selector_container->layout()->addWidget(cb);
@@ -1408,6 +1400,7 @@ void DecodeTrace::update_rows()
                        // Row doesn't exist yet, create and append it
                        DecodeTraceRow nr;
                        nr.decode_row = decode_row;
+                       nr.decode_row->set_base_color(base_->color());
                        nr.height = default_row_height_;
                        nr.expanded_height = default_row_height_;
                        nr.currently_visible = false;
@@ -1421,16 +1414,6 @@ void DecodeTrace::update_rows()
                        nr.header_container = new QWidget(nr.container);
                        nr.selector_container = new QWidget(nr.container);
 
-                       nr.row_color = get_row_color(decode_row->index());
-
-                       vector<AnnotationClass*> ann_classes = decode_row->ann_classes();
-                       for (const AnnotationClass* ann_class : ann_classes) {
-                               nr.ann_class_color[ann_class->id] =
-                                       get_annotation_color(nr.row_color, ann_class->id);
-                               nr.ann_class_dark_color[ann_class->id] =
-                                       nr.ann_class_color[ann_class->id].darker();
-                       }
-
                        rows_.push_back(nr);
                        r = &rows_.back();
                        initialize_row_widgets(r, row_id);
@@ -1526,6 +1509,15 @@ void DecodeTrace::on_setting_changed(const QString &key, const QVariant &value)
                always_show_all_rows_ = value.toBool();
 }
 
+void DecodeTrace::on_color_changed(const QColor &color)
+{
+       for (DecodeTraceRow& r : rows_)
+               r.decode_row->set_base_color(color);
+
+       if (owner_)
+               owner_->row_item_appearance_changed(false, true);
+}
+
 void DecodeTrace::on_new_annotations()
 {
        if (!delayed_trace_updater_.isActive())
@@ -1570,8 +1562,8 @@ void DecodeTrace::on_channel_selected(int)
        QComboBox *cb = qobject_cast<QComboBox*>(QObject::sender());
 
        // Determine signal that was selected
-       const data::SignalBase *signal =
-               (data::SignalBase*)cb->itemData(cb->currentIndex()).value<void*>();
+       shared_ptr<data::SignalBase> signal =
+               cb->itemData(cb->currentIndex()).value<shared_ptr<data::SignalBase>>();
 
        // Determine decode channel ID this combo box is the channel selector for
        const uint16_t id = channel_id_map_.at(cb);
@@ -1643,13 +1635,17 @@ void DecodeTrace::on_show_hide_row(int row_id)
        owner_->row_item_appearance_changed(false, true);
 }
 
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+void DecodeTrace::on_show_hide_class(QObject* sender)
+#else
 void DecodeTrace::on_show_hide_class(QWidget* sender)
+#endif
 {
        void* ann_class_ptr = sender->property("ann_class_ptr").value<void*>();
        assert(ann_class_ptr);
        AnnotationClass* ann_class = (AnnotationClass*)ann_class_ptr;
 
-       ann_class->visible = !ann_class->visible;
+       ann_class->set_visible(!ann_class->visible());
 
        void* row_ptr = sender->property("decode_trace_row_ptr").value<void*>();
        assert(row_ptr);