/* * Copyright (C) 2016 Robin Gareus * * 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