71 lines
1.5 KiB
C++
71 lines
1.5 KiB
C++
/*
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Copyright (C) 2012 Paul Davis
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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 <cmath>
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#include "ardour/session.h"
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#include "jog_wheel.h"
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#include "us2400_control_protocol.h"
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#include "surface_port.h"
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#include "controls.h"
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#include "surface.h"
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#include <algorithm>
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using namespace ArdourSurface;
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using namespace US2400;
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JogWheel::JogWheel (US2400Protocol & mcp)
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: _mcp (mcp)
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, _mode (scroll)
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{
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}
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void
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JogWheel::set_mode (Mode m)
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{
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_mode = m;
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}
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void JogWheel::jog_event (float delta)
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{
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if (_mcp.zoom_mode()) {
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if (delta > 0) {
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for (unsigned int i = 0; i < fabs (delta); ++i) {
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_mcp.ZoomIn();
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}
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} else {
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for (unsigned int i = 0; i < fabs (delta); ++i) {
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_mcp.ZoomOut();
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}
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}
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return;
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}
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switch (_mode) {
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case scroll:
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_mcp.ScrollTimeline (delta/4.0);
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break;
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default:
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break;
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}
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}
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