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RTA: don't rotate dB labels

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Robin Gareus 2025-04-15 00:00:20 +02:00
parent ba86a634e5
commit 1592a4c38e
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GPG key ID: A090BCE02CF57F04
1 changed files with 11 additions and 14 deletions
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25
gtk2_ardour/rta_window.cc
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@ -44,7 +44,7 @@ RTAWindow::RTAWindow ()
: ArdourWindow (_("Realtime Perceptual Analyzer"))
, _pause (_("Freeze"), ArdourWidgets::ArdourButton::default_elements, true)
, _visible (false)
, _margin (20)
, _margin (24)
, _min_dB (-60)
, _max_dB (0)
, _hovering_dB (false)
@ -122,7 +122,7 @@ RTAWindow::on_theme_changed ()
_gridc = UIConfiguration::instance ().color (X_("gtk_background"));
_textc = UIConfiguration::instance ().color (X_("gtk_foreground"));
_margin = 2 * ceilf (10.f * UIConfiguration::instance ().get_ui_scale ());
_margin = 2 * ceilf (12.f * UIConfiguration::instance ().get_ui_scale ());
_uiscale = std::max<float> (1.f, sqrtf (UIConfiguration::instance ().get_ui_scale ()));
_grid.clear ();
@ -623,7 +623,7 @@ RTAWindow::darea_expose_event (GdkEventExpose* ev)
dashes2.push_back (2.0);
for (int dB = min_dB; dB <= max_dB; ++dB) {
bool lbl = 0 == (dB % 12);
bool lbl = 0 == (dB % 12) || dB == max_dB;
if (dB % 6 != 0) {
continue;
}
@ -645,20 +645,17 @@ RTAWindow::darea_expose_event (GdkEventExpose* ev)
continue;
}
layout->set_text (string_compose ("%1", dB));
layout->set_alignment (Pango::ALIGN_CENTER);
cr->save ();
Gtkmm2ext::set_source_rgb_a (cr, _textc, 0.75);
layout->set_text (string_compose ("%1", abs (dB) >= 10 ? abs(dB) : dB));
layout->set_alignment (Pango::ALIGN_LEFT);
int tw, th;
layout->get_pixel_size (tw, th);
cr->save ();
Gtkmm2ext::set_source_rgb_a (cr, _textc, 0.75);
cr->move_to (x1 + 5, y + tw / 2);
cr->rotate (1.5 * M_PI);
cr->move_to (x1 + 5, y - th / 2);
layout->show_in_cairo_context (cr);
cr->restore ();
cr->save ();
Gtkmm2ext::set_source_rgb_a (cr, _textc, 0.75);
cr->move_to (x0 - 5, y - tw / 2);
cr->rotate (0.5 * M_PI);
layout->set_alignment (Pango::ALIGN_RIGHT);
cr->move_to (x0 - 5 - tw, y - th / 2);
layout->show_in_cairo_context (cr);
cr->restore ();
}