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/* -*- 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 <glaurent@telegraph-road.org>,
Chris Cannam <cannam@all-day-breakfast.com>,
Richard Bown <richard.bown@ferventsoftware.com>
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 <tqcolor.h>
#include <tqevent.h>
#include <tqfont.h>
#include <tqfontmetrics.h>
#include <tqpainter.h>
#include <tqsize.h>
#include <tqwidget.h>
namespace Rosegarden
{
PercussionPitchRuler::PercussionPitchRuler(TQWidget *parent,
const MidiKeyMapping *mapping,
int lineSpacing) :
PitchRuler(parent),
m_mapping(mapping),
m_lineSpacing(lineSpacing),
m_mouseDown(false),
m_lastHoverHighlight( -1)
{
m_font = new TQFont();
m_font->setPixelSize(9);
m_fontMetrics = new TQFontMetrics(*m_font);
m_width = m_fontMetrics->width(" A#2 Acoustic Bass Drum ");
setPaletteBackgroundColor(TQColor(238, 238, 224));
setMouseTracking(true);
}
TQSize PercussionPitchRuler::sizeHint() const
{
return TQSize(m_width,
(m_lineSpacing + 1) * m_mapping->getPitchExtent());
}
TQSize PercussionPitchRuler::minimumSizeHint() const
{
return TQSize(m_width, m_lineSpacing + 1);
}
void PercussionPitchRuler::paintEvent(TQPaintEvent*)
{
TQPainter 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.getTQString() << ": " << key << endl;
paint.drawText
(2, (extent - i - 1) * (m_lineSpacing + 1) +
m_fontMetrics->ascent() + 1,
label.getTQString());
paint.drawText
(9 + lw, (extent - i - 1) * (m_lineSpacing + 1) +
m_fontMetrics->ascent() + 1,
strtoqstr(key));
}
}
void PercussionPitchRuler::enterEvent(TQEvent *)
{}
void PercussionPitchRuler::leaveEvent(TQEvent*)
{
// m_hoverHighlight->hide();
}
void PercussionPitchRuler::drawHoverNote(int evPitch)
{
TQPainter 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(TQColor(238, 238, 224));
paint.setPen(TQColor(238, 238, 224));
paint.drawRect(lw + 7, y + 1, m_width - lw, m_lineSpacing);
std::string key = m_mapping->getMapForKeyName(m_lastHoverHighlight);
paint.setPen(TQt::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(TQColor(238, 238, 224));
std::string key = m_mapping->getMapForKeyName(evPitch);
paint.drawText
(9 + lw, y + m_fontMetrics->ascent() + 1,
strtoqstr(key));
}
}
void PercussionPitchRuler::mouseMoveEvent(TQMouseEvent* 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(TQMouseEvent *e)
{
TQt::ButtonState bs = e->state();
if (e->button() == Qt::LeftButton) {
m_mouseDown = true;
m_selecting = (bs & TQt::ShiftButton);
if (m_selecting)
emit keySelected(e->y(), false);
else
emit keyPressed(e->y(), false);
}
}
void PercussionPitchRuler::mouseReleaseEvent(TQMouseEvent *e)
{
if (e->button() == Qt::LeftButton) {
m_mouseDown = false;
m_selecting = false;
}
}
}
#include "PercussionPitchRuler.moc"
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