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Diffstat (limited to 'libs/widgets/widgets/ardour_spacer.h')
| -rw-r--r-- | libs/widgets/widgets/ardour_spacer.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/libs/widgets/widgets/ardour_spacer.h b/libs/widgets/widgets/ardour_spacer.h new file mode 100644 index 0000000000..520ad670af --- /dev/null +++ b/libs/widgets/widgets/ardour_spacer.h @@ -0,0 +1,53 @@ +/* + * 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 _WIDGETS_ARDOUR_SPACER_H_ +#define _WIDGETS_ARDOUR_SPACER_H_ + +#include "gtkmm2ext/cairo_widget.h" + +#include "widgets/visibility.h" + +namespace ArdourWidgets { + +class LIBWIDGETS_API ArdourVSpacer : public CairoWidget +{ +public: + ArdourVSpacer (float r = 0.75f); + +protected: + void render (Cairo::RefPtr<Cairo::Context> const& ctx, cairo_rectangle_t* r) { + float h = r->height * ratio; + float t = .5f * (r->height - h); + ctx->rectangle (0, t, 1, h); + ctx->set_source_rgb (0, 0, 0); + ctx->fill (); + } + + void on_size_request (Gtk::Requisition* req) { + req->width = 1; + req->height = 0; + CairoWidget::on_size_request (req); + } + + float ratio; +}; + +} /* end namespace */ + +#endif |