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93 lines
2.9 KiB
C++
93 lines
2.9 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2015 - ROLI Ltd.
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Permission is granted to use this software under the terms of either:
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a) the GPL v2 (or any later version)
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b) the Affero GPL v3
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Details of these licenses can be found at: www.gnu.org/licenses
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JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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------------------------------------------------------------------------------
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To release a closed-source product which uses JUCE, commercial licenses are
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available: visit www.juce.com for more information.
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==============================================================================
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*/
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#ifndef ZONECOLOURPICKER_H_INCLUDED
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#define ZONECOLOURPICKER_H_INCLUDED
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class ZoneColourPicker
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{
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public:
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//==========================================================================
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ZoneColourPicker()
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: omniModeEnabled (false)
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{
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}
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//==========================================================================
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Colour getColourForMidiChannel (int midiChannel) const noexcept
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{
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if (omniModeEnabled)
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return Colours::white;
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if (zoneLayout.getNumZones() == 0)
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return Colours::transparentBlack;
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MPEZone* zone = zoneLayout.getZoneByChannel (midiChannel);
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if (zone == nullptr)
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return Colours::transparentBlack;
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return getColourForZoneIndex (std::distance (zoneLayout.getZoneByIndex (0), zone));
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}
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//==========================================================================
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Colour getColourForZoneIndex (int zoneIndex) const noexcept
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{
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if (omniModeEnabled)
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return Colours::white;
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if (zoneIndex >= zoneLayout.getNumZones())
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return Colours::transparentBlack;
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static const std::array<Colour, 8> colours = {
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Colours::red,
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Colours::yellow,
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Colours::blue,
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Colours::magenta,
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Colours::limegreen,
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Colours::cyan,
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Colours::orange,
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Colours::salmon
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};
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return colours[zoneIndex % colours.size()];
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}
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//==========================================================================
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void setZoneLayout (MPEZoneLayout layout) noexcept { zoneLayout = layout; }
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void setOmniModeEnabled (bool shouldBeEnabled) noexcept { omniModeEnabled = shouldBeEnabled; }
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private:
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//==========================================================================
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (ZoneColourPicker)
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MPEZoneLayout zoneLayout;
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bool omniModeEnabled;
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};
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#endif // ZONECOLOURPICKER_H_INCLUDED
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