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allow addition of images to ArdourButtons (always centered)

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git-svn-id: svn://localhost/ardour2/branches/3.0@10399 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Paul Davis
2011-11-02 18:47:14 +00:00
parent 592bfa3616
commit 0cc9daed28
2 changed files with 22 additions and 2 deletions
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20
gtk2_ardour/ardour_button.cc
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@@ -133,6 +133,17 @@ ArdourButton::render (cairo_t* cr)
cairo_fill (cr);
}
if (_pixbuf) {
double x,y;
x = (_width - _pixbuf->get_width())/2.0;
y = (_height - _pixbuf->get_height())/2.0;
cairo_rectangle (cr, x, y, _pixbuf->get_width(), _pixbuf->get_height());
gdk_cairo_set_source_pixbuf (cr, _pixbuf->gobj(), x, y);
cairo_fill (cr);
}
/* text, if any */
int text_margin;
@@ -202,10 +213,11 @@ ArdourButton::render (cairo_t* cr)
}
/* a partially transparent gray layer to indicate insensitivity */
if ((visual_state() & Gtkmm2ext::Insensitive)) {
cairo_rectangle (cr, 0, 0, _width, _height);
Gtkmm2ext::rounded_rectangle (cr, 0, 0, _width, _height, _corner_radius);
cairo_set_source_rgba (cr, 0.905, 0.917, 0.925, 0.5);
cairo_fill (cr);
}
@@ -541,3 +553,9 @@ ArdourButton::setup_led_rect ()
}
}
void
ArdourButton::set_image (const RefPtr<Gdk::Pixbuf>& img)
{
_pixbuf = img;
queue_draw ();
}

4
gtk2_ardour/ardour_button.h
View File

@@ -37,7 +37,6 @@ class ArdourButton : public CairoWidget
Body = 0x2,
Text = 0x4,
Indicator = 0x8,
Image = 0x16
};
static Element default_elements;
@@ -70,6 +69,8 @@ class ArdourButton : public CairoWidget
bool on_button_press_event (GdkEventButton*);
bool on_button_release_event (GdkEventButton*);
void set_image (const Glib::RefPtr<Gdk::Pixbuf>&);
protected:
void render (cairo_t *);
void on_size_request (Gtk::Requisition* req);
@@ -81,6 +82,7 @@ class ArdourButton : public CairoWidget
private:
Glib::RefPtr<Pango::Layout> _layout;
Glib::RefPtr<Gdk::Pixbuf> _pixbuf;
std::string _text;
Element _elements;
BindingProxy binding_proxy;