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Fix blurry progress bars in main window (GTK client) (#4756)

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* Fix blurry progress bars in main window (GTK client)

Create surfaces similar to those provided by GTK, which includes similar
scale factor.

* Minor simplification to avoid needless macro use
This commit is contained in:
Mike Gelfand
2023-02-09 14:02:39 +03:00
committed by GitHub
parent 7a686a53f3
commit b85f85d3f9
1 changed files with 8 additions and 4 deletions
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12
gtk/TorrentCellRenderer.cc
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@@ -275,7 +275,7 @@ Gdk::RGBA const& get_progress_bar_color(Torrent const& torrent)
Cairo::RefPtr<Cairo::Surface> get_mask_surface(Cairo::RefPtr<Cairo::Surface> const& surface, Gdk::Rectangle const& area) Cairo::RefPtr<Cairo::Surface> get_mask_surface(Cairo::RefPtr<Cairo::Surface> const& surface, Gdk::Rectangle const& area)
{ {
auto const mask_surface = Cairo::ImageSurface::create(TR_CAIRO_SURFACE_FORMAT(A8), area.get_width(), area.get_height()); auto const mask_surface = Cairo::Surface::create(surface, Cairo::CONTENT_ALPHA, area.get_width(), area.get_height());
auto const mask_context = Cairo::Context::create(mask_surface); auto const mask_context = Cairo::Context::create(mask_surface);
mask_context->set_source_rgb(0, 0, 0); mask_context->set_source_rgb(0, 0, 0);
@@ -325,8 +325,14 @@ void TorrentCellRenderer::Impl::render_progress_bar(
Gtk::CellRendererState flags, Gtk::CellRendererState flags,
Gdk::RGBA const& color) Gdk::RGBA const& color)
{ {
auto const context = IF_GTKMM4(snapshot->append_cairo(area), snapshot);
auto const temp_area = Gdk::Rectangle(0, 0, area.get_width(), area.get_height()); auto const temp_area = Gdk::Rectangle(0, 0, area.get_width(), area.get_height());
auto const temp_surface = Cairo::ImageSurface::create(TR_CAIRO_SURFACE_FORMAT(ARGB32), area.get_width(), area.get_height()); auto const temp_surface = Cairo::Surface::create(
context->get_target(),
Cairo::CONTENT_COLOR_ALPHA,
area.get_width(),
area.get_height());
auto const temp_context = Cairo::Context::create(temp_surface); auto const temp_context = Cairo::Context::create(temp_surface);
{ {
@@ -345,8 +351,6 @@ void TorrentCellRenderer::Impl::render_progress_bar(
#endif #endif
} }
auto const context = IF_GTKMM4(snapshot->append_cairo(area), snapshot);
adjust_progress_bar_hue(temp_context, color, temp_area); adjust_progress_bar_hue(temp_context, color, temp_area);
context->set_source(temp_context->get_target(), area.get_x(), area.get_y()); context->set_source(temp_context->get_target(), area.get_x(), area.get_y());