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author | tpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2010-03-01 18:37:05 +0000 |
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committer | tpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2010-03-01 18:37:05 +0000 |
commit | 145364a8af6a1fec06556221e66d4b724a62fc9a (patch) | |
tree | 53bd71a544008c518034f208d64c932dc2883f50 /src/gui/rulers/PercussionPitchRuler.cpp | |
download | rosegarden-145364a8af6a1fec06556221e66d4b724a62fc9a.tar.gz rosegarden-145364a8af6a1fec06556221e66d4b724a62fc9a.zip |
Added old abandoned KDE3 version of the RoseGarden MIDI tool
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/rosegarden@1097595 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'src/gui/rulers/PercussionPitchRuler.cpp')
-rw-r--r-- | src/gui/rulers/PercussionPitchRuler.cpp | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/src/gui/rulers/PercussionPitchRuler.cpp b/src/gui/rulers/PercussionPitchRuler.cpp new file mode 100644 index 0000000..a89ae89 --- /dev/null +++ b/src/gui/rulers/PercussionPitchRuler.cpp @@ -0,0 +1,204 @@ +/* -*- 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 "PercussionPitchRuler.h" + +#include "misc/Debug.h" +#include "misc/Strings.h" +#include "base/MidiProgram.h" +#include "gui/editors/matrix/MatrixStaff.h" +#include "gui/editors/matrix/MatrixView.h" +#include "gui/general/MidiPitchLabel.h" +#include "PitchRuler.h" +#include <qcolor.h> +#include <qevent.h> +#include <qfont.h> +#include <qfontmetrics.h> +#include <qpainter.h> +#include <qsize.h> +#include <qwidget.h> + + +namespace Rosegarden +{ + +PercussionPitchRuler::PercussionPitchRuler(QWidget *parent, + const MidiKeyMapping *mapping, + int lineSpacing) : + PitchRuler(parent), + m_mapping(mapping), + m_lineSpacing(lineSpacing), + m_mouseDown(false), + m_lastHoverHighlight( -1) +{ + m_font = new QFont(); + m_font->setPixelSize(9); + m_fontMetrics = new QFontMetrics(*m_font); + m_width = m_fontMetrics->width(" A#2 Acoustic Bass Drum "); + + setPaletteBackgroundColor(QColor(238, 238, 224)); + + setMouseTracking(true); +} + +QSize PercussionPitchRuler::sizeHint() const +{ + return QSize(m_width, + (m_lineSpacing + 1) * m_mapping->getPitchExtent()); +} + +QSize PercussionPitchRuler::minimumSizeHint() const +{ + return QSize(m_width, m_lineSpacing + 1); +} + +void PercussionPitchRuler::paintEvent(QPaintEvent*) +{ + QPainter paint(this); + + paint.setFont(*m_font); + + int minPitch = m_mapping->getPitchForOffset(0); + int extent = m_mapping->getPitchExtent(); + + for (int i = 0; i < extent; ++i) { + paint.drawLine(0, i * (m_lineSpacing + 1), + m_width, i * (m_lineSpacing + 1)); + } + + int lw = m_fontMetrics->width("A#2"); + + for (int i = 0; i < extent; ++i) { + + MidiPitchLabel label(minPitch + i); + std::string key = m_mapping->getMapForKeyName(minPitch + i); + + RG_DEBUG << i << ": " << label.getQString() << ": " << key << endl; + + paint.drawText + (2, (extent - i - 1) * (m_lineSpacing + 1) + + m_fontMetrics->ascent() + 1, + label.getQString()); + + paint.drawText + (9 + lw, (extent - i - 1) * (m_lineSpacing + 1) + + m_fontMetrics->ascent() + 1, + strtoqstr(key)); + } +} + +void PercussionPitchRuler::enterEvent(QEvent *) +{} + +void PercussionPitchRuler::leaveEvent(QEvent*) +{ + // m_hoverHighlight->hide(); +} + +void PercussionPitchRuler::drawHoverNote(int evPitch) +{ + QPainter paint(this); + paint.setFont(*m_font); + + if (m_lastHoverHighlight != evPitch) { + + int minPitch = m_mapping->getPitchForOffset(0); + int extent = m_mapping->getPitchExtent(); + + int lw = m_fontMetrics->width("A#2"); + + if (m_lastHoverHighlight >= 0) { + + int y = (extent - (m_lastHoverHighlight - minPitch) - 1) * (m_lineSpacing + 1); + paint.setBrush(QColor(238, 238, 224)); + paint.setPen(QColor(238, 238, 224)); + paint.drawRect(lw + 7, y + 1, m_width - lw, m_lineSpacing); + std::string key = m_mapping->getMapForKeyName(m_lastHoverHighlight); + paint.setPen(Qt::black); + paint.drawText + (9 + lw, y + m_fontMetrics->ascent() + 1, + strtoqstr(key)); + } + + int y = (extent - (evPitch - minPitch) - 1) * (m_lineSpacing + 1); + m_lastHoverHighlight = evPitch; + paint.setBrush(paint.pen().color()); + paint.drawRect(lw + 7, y, m_width - lw, m_lineSpacing + 1); + paint.setPen(QColor(238, 238, 224)); + + std::string key = m_mapping->getMapForKeyName(evPitch); + paint.drawText + (9 + lw, y + m_fontMetrics->ascent() + 1, + strtoqstr(key)); + } +} + +void PercussionPitchRuler::mouseMoveEvent(QMouseEvent* e) +{ + // ugh + + MatrixView *matrixView = dynamic_cast<MatrixView*>(topLevelWidget()); + if (matrixView) { + MatrixStaff *staff = matrixView->getStaff(0); + if (staff) { + drawHoverNote(staff->getHeightAtCanvasCoords(e->x(), e->y())); + } + } + + if (m_mouseDown) + if (m_selecting) + emit keySelected(e->y(), true); + else + emit keyPressed(e->y(), true); // we're swooshing + else + emit hoveredOverKeyChanged(e->y()); +} + +void PercussionPitchRuler::mousePressEvent(QMouseEvent *e) +{ + Qt::ButtonState bs = e->state(); + + if (e->button() == LeftButton) { + + m_mouseDown = true; + m_selecting = (bs & Qt::ShiftButton); + + if (m_selecting) + emit keySelected(e->y(), false); + else + emit keyPressed(e->y(), false); + } +} + +void PercussionPitchRuler::mouseReleaseEvent(QMouseEvent *e) +{ + if (e->button() == LeftButton) { + m_mouseDown = false; + m_selecting = false; + } +} + +} +#include "PercussionPitchRuler.moc" |