ardour/gtk2_ardour/grid_lines.cc

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2018-02-09 12:21:40 -05:00
/*
Copyright (C) 2002-2018 Paul Davis
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "pbd/compose.h"
#include "canvas/canvas.h"
#include "canvas/debug.h"
#include "canvas/ruler.h"
#include "grid_lines.h"
#include "public_editor.h"
#include "rgb_macros.h"
#include "ui_config.h"
using namespace std;
using namespace ArdourCanvas;
GridLines::GridLines (Container* group, double)
: lines (group, LineSet::Vertical)
{
lines.set_extent (COORD_MAX);
}
GridLines::~GridLines ()
{
}
void
GridLines::show ()
{
lines.show ();
}
void
GridLines::hide ()
{
lines.hide ();
}
void
GridLines::draw (std::vector<Ruler::Mark> marks)
{
lines.clear();
const uint32_t major_color = UIConfiguration::instance().color_mod("grid line major", "grid line");
const uint32_t minor_color = UIConfiguration::instance().color_mod("grid line minor", "grid line");
const uint32_t micro_color = UIConfiguration::instance().color_mod("grid line micro", "grid line");
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for (vector<Ruler::Mark>::const_iterator m = marks.begin(); m != marks.end(); ++m) {
samplepos_t s = m->position;
if ((*m).style == ArdourCanvas::Ruler::Mark::Major) {
lines.add (PublicEditor::instance().sample_to_pixel_unrounded (s), 1.0, major_color);
} else if ((*m).style == ArdourCanvas::Ruler::Mark::Minor) {
lines.add (PublicEditor::instance().sample_to_pixel_unrounded (s), 1.0, minor_color);
} else {
lines.add (PublicEditor::instance().sample_to_pixel_unrounded (s), 1.0, micro_color);
}
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}
}