Rework signaling mechanism for trace repainting

[pulseview.git] / pv / view / decodetrace.cpp

diff --git a/pv/view/decodetrace.cpp b/pv/view/decodetrace.cpp
index 4a56c551f91c6dc6b6db1f0f77a96b4dbd8a2052..74d0dd6511b623a4c41aba5b66bd6cf13194f830 100644 (file)
--- a/pv/view/decodetrace.cpp
+++ b/pv/view/decodetrace.cpp
@@ -170,13 +170,13 @@ pair<int, int> DecodeTrace::v_extents() const
        return make_pair(-row_height, row_height * row_count);
 }
 
-void DecodeTrace::paint_back(QPainter &p, const ViewItemPaintParams &pp)
+void DecodeTrace::paint_back(QPainter &p, ViewItemPaintParams &pp)
 {
        Trace::paint_back(p, pp);
        paint_axis(p, pp, get_visual_y());
 }
 
-void DecodeTrace::paint_mid(QPainter &p, const ViewItemPaintParams &pp)
+void DecodeTrace::paint_mid(QPainter &p, ViewItemPaintParams &pp)
 {
        using namespace pv::data::decode;
 
@@ -248,7 +248,7 @@ void DecodeTrace::paint_mid(QPainter &p, const ViewItemPaintParams &pp)
        max_visible_rows_ = max(max_visible_rows_, (int)visible_rows_.size());
 }
 
-void DecodeTrace::paint_fore(QPainter &p, const ViewItemPaintParams &pp)
+void DecodeTrace::paint_fore(QPainter &p, ViewItemPaintParams &pp)
 {
        using namespace pv::data::decode;
 
@@ -484,11 +484,17 @@ void DecodeTrace::draw_annotation_block(
                annotations.begin(), annotations.end(),
                [&](const Annotation &a) { return a.format() == format; });
 
+       const QRectF rect(start, top, end - start, bottom - top);
+       const int r = h / 4;
+
+       p.setPen(QPen(Qt::NoPen));
+       p.setBrush(Qt::white);
+       p.drawRoundedRect(rect, r, r);
+
        p.setPen((single_format ? OutlineColours[colour] : Qt::gray));
        p.setBrush(QBrush((single_format ? Colours[colour] : Qt::gray),
                Qt::Dense4Pattern));
-       p.drawRoundedRect(
-               QRectF(start, top, end - start, bottom - top), h / 4, h / 4);
+       p.drawRoundedRect(rect, r, r);
 }
 
 void DecodeTrace::draw_instant(const pv::data::decode::Annotation &a, QPainter &p,
@@ -784,7 +790,10 @@ void DecodeTrace::create_decoder_form(int index,
 
        pv::widgets::DecoderGroupBox *const group =
                new pv::widgets::DecoderGroupBox(
-                       QString::fromUtf8(decoder->name), nullptr, decoder_deletable);
+                       QString::fromUtf8(decoder->name),
+                       tr("%1:\n%2").arg(QString::fromUtf8(decoder->longname),
+                               QString::fromUtf8(decoder->desc)),
+                       nullptr, decoder_deletable);
        group->set_decoder_visible(dec->shown());
 
        if (decoder_deletable) {