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Diffstat (limited to 'src/commands/notation/AddIndicationCommand.cpp')
| -rw-r--r-- | src/commands/notation/AddIndicationCommand.cpp | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/src/commands/notation/AddIndicationCommand.cpp b/src/commands/notation/AddIndicationCommand.cpp new file mode 100644 index 0000000..717463d --- /dev/null +++ b/src/commands/notation/AddIndicationCommand.cpp @@ -0,0 +1,171 @@ +/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ + +/* + Rosegarden + A MIDI and audio sequencer and musical notation editor. + + This program is Copyright 2000-2008 + Guillaume Laurent <[email protected]>, + Chris Cannam <[email protected]>, + Richard Bown <[email protected]> + + The moral rights of Guillaume Laurent, Chris Cannam, and Richard + Bown to claim authorship of this work have been asserted. + + Other copyrights also apply to some parts of this work. Please + see the AUTHORS file and individual file headers for details. + + 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. See the file + COPYING included with this distribution for more information. +*/ + + +#include "AddIndicationCommand.h" + +#include <klocale.h> +#include "misc/Strings.h" +#include "base/Event.h" +#include "base/NotationTypes.h" +#include "base/Segment.h" +#include "base/SegmentNotationHelper.h" +#include "base/Selection.h" +#include "document/BasicCommand.h" +#include "gui/editors/notation/NotationProperties.h" +#include <qstring.h> + + +namespace Rosegarden +{ + +AddIndicationCommand::AddIndicationCommand(std::string indicationType, + EventSelection &selection) : + BasicCommand(getGlobalName(indicationType), + selection.getSegment(), + selection.getStartTime(), + selection.getEndTime()), + m_indicationType(indicationType), + m_indicationDuration(selection.getEndTime() - selection.getStartTime()), + m_lastInsertedEvent(0) +{ + // nothing else +} + +AddIndicationCommand::~AddIndicationCommand() +{ + // empty +} + +bool +AddIndicationCommand::canExecute() +{ + Segment &s(getSegment()); + + for (Segment::iterator i = s.begin(); s.isBeforeEndMarker(i); ++i) { + + if ((*i)->getAbsoluteTime() >= getStartTime() + m_indicationDuration) { + return true; + } + + if ((*i)->isa(Indication::EventType)) { + + try { + Indication indication(**i); + + if ((*i)->getAbsoluteTime() + indication.getIndicationDuration() <= + getStartTime()) + continue; + + std::string type = indication.getIndicationType(); + + if (type == m_indicationType) { + // for all indications (including slur), we reject an + // exact overlap + if ((*i)->getAbsoluteTime() == getStartTime() && + indication.getIndicationDuration() == m_indicationDuration) { + return false; + } + } else if (m_indicationType == Indication::Slur) { + continue; + } + + // for non-slur indications we reject a partial + // overlap such as this one, if it's an overlap with + // an indication of the same "sort" + + if (m_indicationType == Indication::Crescendo || + m_indicationType == Indication::Decrescendo) { + if (type == Indication::Crescendo || + type == Indication::Decrescendo) + return false; + } + + if (m_indicationType == Indication::QuindicesimaUp || + m_indicationType == Indication::OttavaUp || + m_indicationType == Indication::OttavaDown || + m_indicationType == Indication::QuindicesimaDown) { + if (indication.isOttavaType()) + return false; + } + } catch (...) {} + } + } + + return true; +} + +void +AddIndicationCommand::modifySegment() +{ + SegmentNotationHelper helper(getSegment()); + + Indication indication(m_indicationType, m_indicationDuration); + Event *e = indication.getAsEvent(getStartTime()); + helper.segment().insert(e); + m_lastInsertedEvent = e; + + if (indication.isOttavaType()) { + for (Segment::iterator i = getSegment().findTime(getStartTime()); + i != getSegment().findTime(getStartTime() + m_indicationDuration); + ++i) { + if ((*i)->isa(Note::EventType)) { + (*i)->setMaybe<Int>(NotationProperties::OTTAVA_SHIFT, + indication.getOttavaShift()); + } + } + } +} + +QString +AddIndicationCommand::getGlobalName(std::string indicationType) +{ + if (indicationType == Indication::Slur) { + return i18n("Add S&lur"); + } else if (indicationType == Indication::PhrasingSlur) { + return i18n("Add &Phrasing Slur"); + } else if (indicationType == Indication::QuindicesimaUp) { + return i18n("Add Double-Octave Up"); + } else if (indicationType == Indication::OttavaUp) { + return i18n("Add Octave &Up"); + } else if (indicationType == Indication::OttavaDown) { + return i18n("Add Octave &Down"); + } else if (indicationType == Indication::QuindicesimaDown) { + return i18n("Add Double Octave Down"); + + // We used to generate these ones from the internal names plus + // caps, but that makes them untranslateable: + } else if (indicationType == Indication::Crescendo) { + return i18n("Add &Crescendo"); + } else if (indicationType == Indication::Decrescendo) { + return i18n("Add &Decrescendo"); + } else if (indicationType == Indication::Glissando) { + return i18n("Add &Glissando"); + } + + QString n = i18n("Add &%1%2").arg((char)toupper(indicationType[0])).arg(strtoqstr(indicationType.substr(1))); + return n; +} + +} |