David Robillard
86c6541323
Fixes bug #6179. Top vs. bottom seems pretty arbitrary to me, and this solves the obscuring issue (which is quite common since there are often PC events at the start of MIDI files), so bottom it is.
115 lines
2.9 KiB
C++
115 lines
2.9 KiB
C++
/*
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Copyright (C) 2011-2013 Paul Davis
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Author: Carl Hetherington <cth@carlh.net>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "canvas/flag.h"
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#include "canvas/text.h"
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#include "canvas/rectangle.h"
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#include "canvas/line.h"
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using namespace std;
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using namespace ArdourCanvas;
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Flag::Flag (Canvas* canvas, Distance height, Color outline_color, Color fill_color, Duple position, bool invert)
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: Container (canvas)
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, _outline_color (outline_color)
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, _fill_color (fill_color)
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, _invert (invert)
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{
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setup (height, position);
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}
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Flag::Flag (Item* parent, Distance height, Color outline_color, Color fill_color, Duple position, bool invert)
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: Container (parent)
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, _outline_color (outline_color)
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, _fill_color (fill_color)
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, _invert (invert)
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{
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setup (height, position);
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}
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void
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Flag::setup (Distance height, Duple position)
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{
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_text = new Text (this);
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_text->set_alignment (Pango::ALIGN_CENTER);
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_text->set_color (_outline_color);
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_line = new Line (this);
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_line->set_outline_color (_outline_color);
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_rectangle = new Rectangle (this);
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_rectangle->set_outline_color (_outline_color);
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_rectangle->set_fill_color (_fill_color);
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_text->raise_to_top ();
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set_height (height);
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set_position (position);
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}
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void
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Flag::set_font_description (Pango::FontDescription font_description)
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{
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_text->set_font_description (font_description);
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}
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void
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Flag::set_text (string const & text)
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{
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_text->set (text);
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boost::optional<Rect> bbox = _text->bounding_box ();
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assert (bbox);
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Duple flag_size (bbox.get().width() + 10, bbox.get().height() + 4);
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if (_invert) {
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const Distance h = fabs(_line->y1() - _line->y0());
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_text->set_position (Duple (5, h - flag_size.y + 2));
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_rectangle->set (Rect (0, h - flag_size.y, flag_size.x, h));
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} else {
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_text->set_position (Duple (5, 2));
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_rectangle->set (Rect (0, 0, flag_size.x, flag_size.y));
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}
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}
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void
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Flag::set_height (Distance h)
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{
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_line->set (Duple (0, 0), Duple (0, h));
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if (_invert) {
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boost::optional<Rect> bbox = _text->bounding_box ();
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if (bbox) {
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Duple flag_size (bbox.get().width() + 10, bbox.get().height() + 4);
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_rectangle->set (Rect (0, h - flag_size.y, flag_size.x, h));
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_text->set_position (Duple (5, h - flag_size.y + 2));
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}
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}
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}
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bool
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Flag::covers (Duple const & point) const
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{
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if (_rectangle) {
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return _rectangle->covers (point);
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}
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return false;
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}
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