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More bugfix for Gtk3.22

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This commit is contained in:
Hombre
2016-10-24 01:58:52 +02:00
parent c1a6abbd43
commit 4d19b97109
7 changed files with 52 additions and 40 deletions
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14
rtgui/previewwindow.cc
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@@ -25,6 +25,7 @@ PreviewWindow::PreviewWindow () : previewHandler(NULL), mainCropWin(NULL), image
zoom(0.0), isMoving(false), needsUpdate(false), cursor_type(CSUndefined)
{
set_name("PreviewWindow");
get_style_context()->add_class("drawingarea");
rconn = signal_size_allocate().connect( sigc::mem_fun(*this, &PreviewWindow::on_resized) );
}
@@ -60,12 +61,14 @@ void PreviewWindow::updatePreviewImage ()
return;
}
backBuffer = Cairo::RefPtr<BackBuffer> ( new BackBuffer(W, H, wind) );
backBuffer = Cairo::RefPtr<BackBuffer> ( new BackBuffer(W, H, Cairo::FORMAT_ARGB32) );
Cairo::RefPtr<Cairo::ImageSurface> surface = backBuffer->getSurface();
Glib::RefPtr<Gtk::StyleContext> style = get_style_context();
Cairo::RefPtr<Cairo::Context> cc = Cairo::Context::create(surface);
style->render_background(cc, 0, 0, W, H);
Gdk::RGBA c = style->get_background_color(Gtk::STATE_FLAG_NORMAL);
cc->set_source_rgba (0., 0., 0., 0.);
cc->set_operator (Cairo::OPERATOR_CLEAR);
cc->paint ();
cc->set_operator (Cairo::OPERATOR_OVER);
cc->set_antialias(Cairo::ANTIALIAS_NONE);
cc->set_line_join(Cairo::LINE_JOIN_MITER);
@@ -86,7 +89,6 @@ void PreviewWindow::updatePreviewImage ()
}
}
}
style->render_frame (cc, 0, 0, W, H);
}
void PreviewWindow::setPreviewHandler (PreviewHandler* ph)
@@ -108,6 +110,8 @@ void PreviewWindow::on_resized (Gtk::Allocation& req)
bool PreviewWindow::on_draw(const ::Cairo::RefPtr< Cairo::Context> &cr)
{
const Glib::RefPtr<Gtk::StyleContext> style = get_style_context();
style->render_background(cr, 0, 0, get_width(), get_height());
if (!backBuffer) {
return true;
@@ -155,6 +159,8 @@ bool PreviewWindow::on_draw(const ::Cairo::RefPtr< Cairo::Context> &cr)
}
}
style->render_frame (cr, 0, 0, get_width(), get_height());
return true;
}