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Diffstat (limited to 'gtk2_ardour/ardour_spacer.h')
| -rw-r--r-- | gtk2_ardour/ardour_spacer.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/gtk2_ardour/ardour_spacer.h b/gtk2_ardour/ardour_spacer.h new file mode 100644 index 0000000000..b2fdd56a34 --- /dev/null +++ b/gtk2_ardour/ardour_spacer.h @@ -0,0 +1,47 @@ +/* + * Copyright (C) 2016 Robin Gareus <robin@gareus.org> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#ifndef __gtkardour_ardour_spacer_h__ +#define __gtkardour_ardour_spacer_h__ + +#include "gtkmm2ext/cairo_widget.h" + +class ArdourVSpacer : public CairoWidget +{ +public: + ArdourVSpacer (float r = 0.75f) : CairoWidget (), ratio (r) {} + +protected: + void render (cairo_t* cr, cairo_rectangle_t* r) { + float h = r->height * ratio; + float t = .5f * (r->height - h); + cairo_rectangle (cr, 0, t, 1, h); + cairo_set_source_rgb (cr, 0, 0, 0); + cairo_fill (cr); + } + + void on_size_request (Gtk::Requisition* req) { + req->width = 1; + req->height = 0; + CairoWidget::on_size_request (req); + } + + float ratio; +}; + +#endif |