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lmms/src/gui/editors/AutomationEditor.cpp
David CARLIER e9f264e37f Gui editors: Use float for zoom precision (#6008) 
This fixes build errors with casts.
2021-05-15 17:17:40 +02:00

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/*
* AutomationEditor.cpp - implementation of AutomationEditor which is used for
* actual setting of dynamic values
*
* Copyright (c) 2008-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
* Copyright (c) 2008-2013 Paul Giblock <pgib/at/users.sourceforge.net>
* Copyright (c) 2006-2008 Javier Serrano Polo <jasp00/at/users.sourceforge.net>
*
* This file is part of LMMS - https://lmms.io
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program (see COPYING); if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
*/
#include "AutomationEditor.h"
#include <cmath>
#include <QApplication>
#include <QKeyEvent>
#include <QLabel>
#include <QLayout>
#include <QMdiArea>
#include <QPainter>
#include <QPainterPath>
#include <QScrollBar>
#include <QStyleOption>
#include <QToolTip>
#ifndef __USE_XOPEN
#define __USE_XOPEN
#endif
#include "ActionGroup.h"
#include "AutomationNode.h"
#include "BBTrackContainer.h"
#include "ComboBox.h"
#include "debug.h"
#include "DeprecationHelper.h"
#include "embed.h"
#include "Engine.h"
#include "GuiApplication.h"
#include "gui_templates.h"
#include "MainWindow.h"
#include "PianoRoll.h"
#include "ProjectJournal.h"
#include "SongEditor.h"
#include "StringPairDrag.h"
#include "TextFloat.h"
#include "TimeLineWidget.h"
#include "ToolTip.h"
QPixmap * AutomationEditor::s_toolDraw = nullptr;
QPixmap * AutomationEditor::s_toolErase = nullptr;
QPixmap * AutomationEditor::s_toolDrawOut = nullptr;
QPixmap * AutomationEditor::s_toolMove = nullptr;
QPixmap * AutomationEditor::s_toolYFlip = nullptr;
QPixmap * AutomationEditor::s_toolXFlip = nullptr;
const QVector<float> AutomationEditor::m_zoomXLevels =
{ 0.125f, 0.25f, 0.5f, 1.0f, 2.0f, 4.0f, 8.0f };
AutomationEditor::AutomationEditor() :
QWidget(),
m_zoomingXModel(),
m_zoomingYModel(),
m_quantizeModel(),
m_pattern(nullptr),
m_minLevel( 0 ),
m_maxLevel( 0 ),
m_step( 1 ),
m_scrollLevel( 0 ),
m_bottomLevel( 0 ),
m_topLevel( 0 ),
m_currentPosition(),
m_action( NONE ),
m_drawLastLevel( 0.0f ),
m_drawLastTick( 0 ),
m_ppb( DEFAULT_PPB ),
m_y_delta( DEFAULT_Y_DELTA ),
m_y_auto( true ),
m_editMode( DRAW ),
m_mouseDownLeft(false),
m_mouseDownRight( false ),
m_scrollBack( false ),
m_barLineColor(0, 0, 0),
m_beatLineColor(0, 0, 0),
m_lineColor(0, 0, 0),
m_graphColor(Qt::SolidPattern),
m_nodeInValueColor(0, 0, 0),
m_nodeOutValueColor(0, 0, 0),
m_scaleColor(Qt::SolidPattern),
m_crossColor(0, 0, 0),
m_backgroundShade(0, 0, 0)
{
connect( this, SIGNAL( currentPatternChanged() ),
this, SLOT( updateAfterPatternChange() ),
Qt::QueuedConnection );
connect( Engine::getSong(), SIGNAL( timeSignatureChanged( int, int ) ),
this, SLOT( update() ) );
setAttribute( Qt::WA_OpaquePaintEvent, true );
//keeps the direction of the widget, undepended on the locale
setLayoutDirection( Qt::LeftToRight );
m_tensionModel = new FloatModel(1.0, 0.0, 1.0, 0.01);
connect( m_tensionModel, SIGNAL( dataChanged() ),
this, SLOT( setTension() ) );
for (auto q : Quantizations) {
m_quantizeModel.addItem(QString("1/%1").arg(q));
}
connect( &m_quantizeModel, SIGNAL(dataChanged() ),
this, SLOT( setQuantization() ) );
m_quantizeModel.setValue( m_quantizeModel.findText( "1/8" ) );
if (s_toolYFlip == nullptr)
{
s_toolYFlip = new QPixmap( embed::getIconPixmap(
"flip_y" ) );
}
if (s_toolXFlip == nullptr)
{
s_toolXFlip = new QPixmap( embed::getIconPixmap(
"flip_x" ) );
}
// add time-line
m_timeLine = new TimeLineWidget( VALUES_WIDTH, 0, m_ppb,
Engine::getSong()->getPlayPos(
Song::Mode_PlayAutomationPattern ),
m_currentPosition,
Song::Mode_PlayAutomationPattern, this );
connect( this, SIGNAL( positionChanged( const TimePos & ) ),
m_timeLine, SLOT( updatePosition( const TimePos & ) ) );
connect( m_timeLine, SIGNAL( positionChanged( const TimePos & ) ),
this, SLOT( updatePosition( const TimePos & ) ) );
// init scrollbars
m_leftRightScroll = new QScrollBar( Qt::Horizontal, this );
m_leftRightScroll->setSingleStep( 1 );
connect( m_leftRightScroll, SIGNAL( valueChanged( int ) ), this,
SLOT( horScrolled( int ) ) );
m_topBottomScroll = new QScrollBar( Qt::Vertical, this );
m_topBottomScroll->setSingleStep( 1 );
m_topBottomScroll->setPageStep( 20 );
connect( m_topBottomScroll, SIGNAL( valueChanged( int ) ), this,
SLOT( verScrolled( int ) ) );
// init pixmaps
if (s_toolDraw == nullptr)
{
s_toolDraw = new QPixmap(embed::getIconPixmap("edit_draw"));
}
if (s_toolErase == nullptr)
{
s_toolErase= new QPixmap(embed::getIconPixmap("edit_erase"));
}
if (s_toolDrawOut == nullptr)
{
s_toolDrawOut = new QPixmap(embed::getIconPixmap("edit_draw_outvalue"));
}
if (s_toolMove == nullptr)
{
s_toolMove = new QPixmap(embed::getIconPixmap("edit_move"));
}
setCurrentPattern(nullptr);
setMouseTracking( true );
setFocusPolicy( Qt::StrongFocus );
setFocus();
}
AutomationEditor::~AutomationEditor()
{
m_zoomingXModel.disconnect();
m_zoomingYModel.disconnect();
m_quantizeModel.disconnect();
m_tensionModel->disconnect();
delete m_tensionModel;
}
void AutomationEditor::setCurrentPattern(AutomationPattern * new_pattern )
{
if (m_pattern)
{
m_pattern->disconnect(this);
}
m_pattern = new_pattern;
if (m_pattern != nullptr)
{
connect(m_pattern, SIGNAL(dataChanged()), this, SLOT(update()));
}
emit currentPatternChanged();
}
void AutomationEditor::saveSettings(QDomDocument & doc, QDomElement & dom_parent)
{
MainWindow::saveWidgetState( parentWidget(), dom_parent );
}
void AutomationEditor::loadSettings( const QDomElement & dom_parent)
{
MainWindow::restoreWidgetState(parentWidget(), dom_parent);
}
void AutomationEditor::updateAfterPatternChange()
{
m_currentPosition = 0;
if( !validPattern() )
{
m_minLevel = m_maxLevel = m_scrollLevel = 0;
m_step = 1;
resizeEvent(nullptr);
return;
}
m_minLevel = m_pattern->firstObject()->minValue<float>();
m_maxLevel = m_pattern->firstObject()->maxValue<float>();
m_step = m_pattern->firstObject()->step<float>();
centerTopBottomScroll();
m_tensionModel->setValue( m_pattern->getTension() );
// resizeEvent() does the rest for us (scrolling, range-checking
// of levels and so on...)
resizeEvent(nullptr);
update();
}
void AutomationEditor::update()
{
QWidget::update();
// Note detuning?
if( m_pattern && !m_pattern->getTrack() )
{
gui->pianoRoll()->update();
}
}
void AutomationEditor::keyPressEvent(QKeyEvent * ke )
{
switch( ke->key() )
{
case Qt::Key_Up:
m_topBottomScroll->setValue(
m_topBottomScroll->value() - 1 );
ke->accept();
break;
case Qt::Key_Down:
m_topBottomScroll->setValue(
m_topBottomScroll->value() + 1 );
ke->accept();
break;
case Qt::Key_Left:
if( ( m_timeLine->pos() -= 16 ) < 0 )
{
m_timeLine->pos().setTicks( 0 );
}
m_timeLine->updatePosition();
ke->accept();
break;
case Qt::Key_Right:
m_timeLine->pos() += 16;
m_timeLine->updatePosition();
ke->accept();
break;
case Qt::Key_Home:
m_timeLine->pos().setTicks( 0 );
m_timeLine->updatePosition();
ke->accept();
break;
default:
break;
}
}
void AutomationEditor::leaveEvent(QEvent * e )
{
while (QApplication::overrideCursor() != nullptr)
{
QApplication::restoreOverrideCursor();
}
QWidget::leaveEvent( e );
update();
}
void AutomationEditor::drawLine( int x0In, float y0, int x1In, float y1 )
{
int x0 = Note::quantized( x0In, AutomationPattern::quantization() );
int x1 = Note::quantized( x1In, AutomationPattern::quantization() );
int deltax = qAbs( x1 - x0 );
float deltay = qAbs<float>( y1 - y0 );
int x = x0;
float y = y0;
int xstep;
int ystep;
if( deltax < AutomationPattern::quantization() )
{
return;
}
deltax /= AutomationPattern::quantization();
float yscale = deltay / ( deltax );
if( x0 < x1 )
{
xstep = AutomationPattern::quantization();
}
else
{
xstep = -( AutomationPattern::quantization() );
}
float lineAdjust;
if( y0 < y1 )
{
ystep = 1;
lineAdjust = yscale;
}
else
{
ystep = -1;
lineAdjust = -( yscale );
}
int i = 0;
while( i < deltax )
{
y = y0 + ( ystep * yscale * i ) + lineAdjust;
x += xstep;
i += 1;
m_pattern->removeNode(TimePos(x));
m_pattern->putValue( TimePos( x ), y );
}
}
bool AutomationEditor::fineTuneValue(timeMap::iterator node, bool editingOutValue)
{
if (node == m_pattern->getTimeMap().end()) { return false; }
// Display dialog to edit the value
bool ok;
double value = QInputDialog::getDouble(
this,
tr("Edit Value"),
editingOutValue
? tr("New outValue")
: tr("New inValue"),
editingOutValue
? OUTVAL(node)
: INVAL(node),
m_pattern->firstObject()->minValue<float>(),
m_pattern->firstObject()->maxValue<float>(),
3,
&ok
);
// If dialog failed return false
if (!ok) { return false; }
// Set the new inValue/outValue
if (editingOutValue)
{
node.value().setOutValue(value);
}
else
{
// If the outValue is equal to the inValue we
// set both to the given value
if (OFFSET(node) == 0)
{
node.value().setOutValue(value);
}
node.value().setInValue(value);
}
Engine::getSong()->setModified();
return true;
}
void AutomationEditor::mousePressEvent( QMouseEvent* mouseEvent )
{
if( !validPattern() )
{
return;
}
// Some helper lambda functions to avoid repetition of code
auto eraseNode = [this](timeMap::iterator node)
{
if (node != m_pattern->getTimeMap().end())
{
m_pattern->removeNode(POS(node));
Engine::getSong()->setModified();
}
};
auto resetNode = [this](timeMap::iterator node)
{
if (node != m_pattern->getTimeMap().end())
{
node.value().resetOutValue();
Engine::getSong()->setModified();
}
};
// If we clicked inside the AutomationEditor viewport (where the nodes are represented)
if (mouseEvent->y() > TOP_MARGIN && mouseEvent->x() >= VALUES_WIDTH)
{
float level = getLevel( mouseEvent->y() );
// Get the viewport X
int x = mouseEvent->x() - VALUES_WIDTH;
// Get tick in which the user clicked
int posTicks = (x * TimePos::ticksPerBar() / m_ppb) + m_currentPosition;
// Get the time map of current pattern
timeMap & tm = m_pattern->getTimeMap();
m_mouseDownLeft = (mouseEvent->button() == Qt::LeftButton);
m_mouseDownRight = (mouseEvent->button() == Qt::RightButton);
// Some actions require that we know if we clicked the inValue of
// a node, while others require that we know if we clicked the outValue
// of a node.
bool editingOutValue = (
m_editMode == DRAW_OUTVALUES
|| (m_editMode == ERASE && m_mouseDownRight)
);
timeMap::iterator clickedNode = getNodeAt(mouseEvent->x(), mouseEvent->y(), editingOutValue);
switch (m_editMode)
{
case DRAW:
{
m_pattern->addJournalCheckPoint();
if (m_mouseDownLeft)
{
// If we are pressing shift, make a line of nodes from the last
// clicked position to this position
if (mouseEvent->modifiers() & Qt::ShiftModifier)
{
drawLine(m_drawLastTick, m_drawLastLevel,
posTicks, level);
// Update the last clicked position for the next time
m_drawLastTick = posTicks;
m_drawLastLevel = level;
// Changes the action to drawing a line of nodes
m_action = DRAW_LINE;
}
else // No shift, we are just creating/moving nodes
{
// Starts actually moving/draging the node
TimePos newTime = m_pattern->setDragValue(
// The TimePos of either the clicked node or a new one
TimePos(
clickedNode == tm.end()
? posTicks
: POS(clickedNode)
),
level,
true,
mouseEvent->modifiers() & Qt::ControlModifier
);
// We need to update our iterator because we are either creating a new node
// or dragging an existing one. In the latter, setDragValue removes the node that
// is being dragged, so if we don't update it we have a bogus iterator
clickedNode = tm.find(newTime);
// Set the action to MOVE_VALUE so moveMouseEvent() knows we are moving a node
m_action = MOVE_VALUE;
// Calculate the offset from the place the mouse click happened in comparison
// to the center of the node
int alignedX = (POS(clickedNode) - m_currentPosition) * m_ppb / TimePos::ticksPerBar();
m_moveXOffset = x - alignedX - 1;
// Set move-cursor
QCursor c(Qt::SizeAllCursor);
QApplication::setOverrideCursor(c);
// Update the last clicked position so it can be used if we draw a line later
m_drawLastTick = posTicks;
m_drawLastLevel = level;
}
Engine::getSong()->setModified();
}
else if (m_mouseDownRight) // Right click on DRAW mode erases values
{
// Update the last clicked position so we remove all nodes from
// that point up to the point we release the mouse button
m_drawLastTick = posTicks;
// If we right-clicked a node, remove it
eraseNode(clickedNode);
m_action = ERASE_VALUES;
}
break;
}
case ERASE:
{
m_pattern->addJournalCheckPoint();
// On erase mode, left click removes nodes
if (m_mouseDownLeft)
{
// Update the last clicked position so we remove all nodes from
// that point up to the point we release the mouse button
m_drawLastTick = posTicks;
// If we right-clicked a node, remove it
eraseNode(clickedNode);
m_action = ERASE_VALUES;
}
else if (m_mouseDownRight) // And right click resets outValues
{
// If we clicked an outValue reset it
resetNode(clickedNode);
// Update the last clicked position so we reset all outValues from
// that point up to the point we release the mouse button
m_drawLastTick = posTicks;
m_action = RESET_OUTVALUES;
}
break;
}
case DRAW_OUTVALUES:
{
m_pattern->addJournalCheckPoint();
// On this mode, left click sets the outValue
if (m_mouseDownLeft)
{
// If we clicked an outValue
if (clickedNode != tm.end())
{
m_draggedOutValueKey = POS(clickedNode);
clickedNode.value().setOutValue(level);
m_action = MOVE_OUTVALUE;
Engine::getSong()->setModified();
}
else // If we didn't click an outValue
{
// We check if the quantized position of the time we clicked has a
// node and set its outValue
TimePos quantizedPos = Note::quantized(
TimePos(posTicks),
m_pattern->quantization()
);
clickedNode = tm.find(quantizedPos);
if (clickedNode != tm.end())
{
m_draggedOutValueKey = POS(clickedNode);
clickedNode.value().setOutValue(level);
m_action = MOVE_OUTVALUE;
Engine::getSong()->setModified();
}
}
}
else if (m_mouseDownRight) // Right click resets outValues
{
// If we clicked an outValue reset it
resetNode(clickedNode);
// Update the last clicked position so we reset all outValues from
// that point up to the point we release the mouse button
m_drawLastTick = posTicks;
m_action = RESET_OUTVALUES;
}
break;
}
}
update();
}
}
void AutomationEditor::mouseDoubleClickEvent(QMouseEvent * mouseEvent)
{
if (!validPattern()) { return; }
// If we double clicked outside the AutomationEditor viewport return
if (mouseEvent->y() <= TOP_MARGIN || mouseEvent->x() < VALUES_WIDTH) { return; }
// Are we fine tuning the inValue or outValue?
const bool isOutVal = (m_editMode == DRAW_OUTVALUES);
timeMap::iterator clickedNode = getNodeAt(mouseEvent->x(), mouseEvent->y(), isOutVal);
switch (m_editMode)
{
case DRAW:
case DRAW_OUTVALUES:
if (fineTuneValue(clickedNode, isOutVal)) { update(); }
break;
default:
break;
}
}
void AutomationEditor::mouseReleaseEvent(QMouseEvent * mouseEvent )
{
bool mustRepaint = false;
if (mouseEvent->button() == Qt::LeftButton)
{
m_mouseDownLeft = false;
mustRepaint = true;
}
if (mouseEvent->button() == Qt::RightButton)
{
m_mouseDownRight = false;
mustRepaint = true;
}
if (m_editMode == DRAW)
{
if (m_action == MOVE_VALUE)
{
// Actually apply the value of the node being dragged
m_pattern->applyDragValue();
}
QApplication::restoreOverrideCursor();
}
m_action = NONE;
if (mustRepaint) { repaint(); }
}
void AutomationEditor::mouseMoveEvent(QMouseEvent * mouseEvent )
{
if( !validPattern() )
{
update();
return;
}
// If the mouse y position is inside the Automation Editor viewport
if (mouseEvent->y() > TOP_MARGIN)
{
float level = getLevel(mouseEvent->y());
// Get the viewport X position where the mouse is at
int x = mouseEvent->x() - VALUES_WIDTH;
// Get the X position in ticks
int posTicks = (x * TimePos::ticksPerBar() / m_ppb) + m_currentPosition;
switch (m_editMode)
{
case DRAW:
{
// We are dragging a node
if (m_mouseDownLeft)
{
if (m_action == MOVE_VALUE)
{
// When we clicked the node, we might have clicked slightly off
// so we account for that offset for a smooth drag
x -= m_moveXOffset;
posTicks = (x * TimePos::ticksPerBar() / m_ppb) + m_currentPosition;
// If we moved the mouse past the beginning correct the position in ticks
posTicks = qMax(posTicks, 0);
m_drawLastTick = posTicks;
m_drawLastLevel = level;
// Updates the drag value of the moved node
m_pattern->setDragValue(
TimePos(posTicks),
level,
true,
mouseEvent->modifiers() & Qt::ControlModifier
);
Engine::getSong()->setModified();
}
/* else if (m_action == DRAW_LINE)
{
// We are drawing a line. For now do nothing (as before), but later logic
// could be added here so the line is updated according to the new mouse position
// until the button is released
}*/
}
else if (m_mouseDownRight) // We are removing nodes
{
if (m_action == ERASE_VALUES)
{
// If we moved the mouse past the beginning correct the position in ticks
posTicks = qMax(posTicks, 0);
// Removing automation nodes
// Removes all values from the last clicked tick up to the current position tick
m_pattern->removeNodes(m_drawLastTick, posTicks);
Engine::getSong()->setModified();
}
}
break;
}
case ERASE:
{
// If we moved the mouse past the beginning correct the position in ticks
posTicks = qMax(posTicks, 0);
// Left button removes nodes
if (m_mouseDownLeft)
{
if (m_action == ERASE_VALUES)
{
// Removing automation nodes
// Removes all values from the last clicked tick up to the current position tick
m_pattern->removeNodes(m_drawLastTick, posTicks);
Engine::getSong()->setModified();
}
}
else if (m_mouseDownRight) // Right button resets outValues
{
if (m_action == RESET_OUTVALUES)
{
// Reseting outValues
// Resets all values from the last clicked tick up to the current position tick
m_pattern->resetNodes(m_drawLastTick, posTicks);
Engine::getSong()->setModified();
}
}
break;
}
case DRAW_OUTVALUES:
{
// If we moved the mouse past the beginning correct the position in ticks
posTicks = qMax(posTicks, 0);
// Left button moves outValues
if (m_mouseDownLeft)
{
if (m_action == MOVE_OUTVALUE)
{
// We are moving the outValue of the node
timeMap & tm = m_pattern->getTimeMap();
timeMap::iterator it = tm.find(m_draggedOutValueKey);
// Safety check
if (it != tm.end())
{
it.value().setOutValue(level);
Engine::getSong()->setModified();
}
}
}
else if (m_mouseDownRight) // Right button resets them
{
if (m_action == RESET_OUTVALUES)
{
// Reseting outValues
// Resets all values from the last clicked tick up to the current position tick
m_pattern->resetNodes(m_drawLastTick, posTicks);
Engine::getSong()->setModified();
}
}
break;
}
}
}
else // If the mouse Y position is above the AutomationEditor viewport
{
QApplication::restoreOverrideCursor();
}
update();
}
inline void AutomationEditor::drawCross( QPainter & p )
{
QPoint mouse_pos = mapFromGlobal( QCursor::pos() );
int grid_bottom = height() - SCROLLBAR_SIZE - 1;
float level = getLevel( mouse_pos.y() );
float cross_y = m_y_auto ?
grid_bottom - ( ( grid_bottom - TOP_MARGIN )
* ( level - m_minLevel )
/ (float)( m_maxLevel - m_minLevel ) ) :
grid_bottom - ( level - m_bottomLevel ) * m_y_delta;
p.setPen(m_crossColor);
p.drawLine( VALUES_WIDTH, (int) cross_y, width(), (int) cross_y );
p.drawLine( mouse_pos.x(), TOP_MARGIN, mouse_pos.x(), height() - SCROLLBAR_SIZE );
QPoint tt_pos = QCursor::pos();
tt_pos.ry() -= 51;
tt_pos.rx() += 26;
float scaledLevel = m_pattern->firstObject()->scaledValue( level );
// Limit the scaled-level tooltip to the grid
if( mouse_pos.x() >= 0 &&
mouse_pos.x() <= width() - SCROLLBAR_SIZE &&
mouse_pos.y() >= 0 &&
mouse_pos.y() <= height() - SCROLLBAR_SIZE )
{
QToolTip::showText( tt_pos, QString::number( scaledLevel ), this );
}
}
inline void AutomationEditor::drawAutomationPoint(QPainter & p, timeMap::iterator it)
{
int x = xCoordOfTick(POS(it));
int y;
// Below (m_ppb * AutomationPattern::quantization() / 576) is used because:
// 1 bar equals to 192/quantization() notes. Hence, to calculate the number of pixels
// per note we would have (m_ppb * 1 bar / (192/quantization()) notes per bar), or
// (m_ppb * quantization / 192). If we want 1/3 of the number of pixels per note we
// get (m_ppb * quantization() / 192*3) or (m_ppb * quantization() / 576)
const int outerRadius = qBound(3, (m_ppb * AutomationPattern::quantization()) / 576, 5);
// Draw a circle for the outValue
y = yCoordOfLevel(OUTVAL(it));
p.setPen(QPen(m_nodeOutValueColor.lighter(200)));
p.setBrush(QBrush(m_nodeOutValueColor));
p.drawEllipse(x - outerRadius, y - outerRadius, outerRadius * 2, outerRadius * 2);
// Draw a circle for the inValue
y = yCoordOfLevel(INVAL(it));
p.setPen(QPen(m_nodeInValueColor.lighter(200)));
p.setBrush(QBrush(m_nodeInValueColor));
p.drawEllipse(x - outerRadius, y - outerRadius, outerRadius * 2, outerRadius * 2);
}
void AutomationEditor::paintEvent(QPaintEvent * pe )
{
QStyleOption opt;
opt.initFrom( this );
QPainter p( this );
style()->drawPrimitive( QStyle::PE_Widget, &opt, &p, this );
// get foreground color
QColor fgColor = p.pen().brush().color();
// get background color and fill background
QBrush bgColor = p.background();
p.fillRect( 0, 0, width(), height(), bgColor );
// set font-size to 8
p.setFont( pointSize<8>( p.font() ) );
int grid_height = height() - TOP_MARGIN - SCROLLBAR_SIZE;
// start drawing at the bottom
int grid_bottom = height() - SCROLLBAR_SIZE - 1;
p.fillRect(0, TOP_MARGIN, VALUES_WIDTH, height() - TOP_MARGIN, m_scaleColor);
// print value numbers
int font_height = p.fontMetrics().height();
Qt::Alignment text_flags =
(Qt::Alignment)( Qt::AlignRight | Qt::AlignVCenter );
if( validPattern() )
{
if( m_y_auto )
{
int y[] = { grid_bottom, TOP_MARGIN + font_height / 2 };
float level[] = { m_minLevel, m_maxLevel };
for( int i = 0; i < 2; ++i )
{
const QString & label = m_pattern->firstObject()
->displayValue( level[i] );
p.setPen( QApplication::palette().color( QPalette::Active,
QPalette::Shadow ) );
p.drawText( 1, y[i] - font_height + 1,
VALUES_WIDTH - 10, 2 * font_height,
text_flags, label );
p.setPen( fgColor );
p.drawText( 0, y[i] - font_height,
VALUES_WIDTH - 10, 2 * font_height,
text_flags, label );
}
}
else
{
int y;
int level = (int) m_bottomLevel;
int printable = qMax( 1, 5 * DEFAULT_Y_DELTA
/ m_y_delta );
int module = level % printable;
if( module )
{
int inv_module = ( printable - module )
% printable;
level += inv_module;
}
for( ; level <= m_topLevel; level += printable )
{
const QString & label = m_pattern->firstObject()
->displayValue( level );
y = yCoordOfLevel( level );
p.setPen( QApplication::palette().color( QPalette::Active,
QPalette::Shadow ) );
p.drawText( 1, y - font_height + 1,
VALUES_WIDTH - 10, 2 * font_height,
text_flags, label );
p.setPen( fgColor );
p.drawText( 0, y - font_height,
VALUES_WIDTH - 10, 2 * font_height,
text_flags, label );
}
}
}
// set clipping area, because we are not allowed to paint over
// keyboard...
p.setClipRect( VALUES_WIDTH, TOP_MARGIN, width() - VALUES_WIDTH,
grid_height );
// draw vertical raster
if( m_pattern )
{
int tick, x, q;
int x_line_end = (int)( m_y_auto || m_topLevel < m_maxLevel ?
TOP_MARGIN :
grid_bottom - ( m_topLevel - m_bottomLevel ) * m_y_delta );
if( m_zoomingXModel.value() > 3 )
{
// If we're over 100% zoom, we allow all quantization level grids
q = AutomationPattern::quantization();
}
else if( AutomationPattern::quantization() % 3 != 0 )
{
// If we're under 100% zoom, we allow quantization grid up to 1/24 for triplets
// to ensure a dense doesn't fill out the background
q = AutomationPattern::quantization() < 8 ? 8 : AutomationPattern::quantization();
}
else {
// If we're under 100% zoom, we allow quantization grid up to 1/32 for normal notes
q = AutomationPattern::quantization() < 6 ? 6 : AutomationPattern::quantization();
}
// 3 independent loops, because quantization might not divide evenly into
// exotic denominators (e.g. 7/11 time), which are allowed ATM.
// First quantization grid...
for( tick = m_currentPosition - m_currentPosition % q,
x = xCoordOfTick( tick );
x<=width();
tick += q, x = xCoordOfTick( tick ) )
{
p.setPen(m_lineColor);
p.drawLine( x, grid_bottom, x, x_line_end );
}
/// \todo move this horizontal line drawing code into the same loop as the value ticks?
if( m_y_auto )
{
QPen pen(m_beatLineColor);
pen.setStyle( Qt::DotLine );
p.setPen( pen );
float y_delta = ( grid_bottom - TOP_MARGIN ) / 8.0f;
for( int i = 1; i < 8; ++i )
{
int y = (int)( grid_bottom - i * y_delta );
p.drawLine( VALUES_WIDTH, y, width(), y );
}
}
else
{
float y;
for( int level = (int)m_bottomLevel; level <= m_topLevel; level++)
{
y = yCoordOfLevel( (float)level );
p.setPen(level % 10 == 0 ? m_beatLineColor : m_lineColor);
// draw level line
p.drawLine( VALUES_WIDTH, (int) y, width(), (int) y );
}
}
// alternating shades for better contrast
float timeSignature = static_cast<float>( Engine::getSong()->getTimeSigModel().getNumerator() )
/ static_cast<float>( Engine::getSong()->getTimeSigModel().getDenominator() );
float zoomFactor = m_zoomXLevels[m_zoomingXModel.value()];
//the bars which disappears at the left side by scrolling
int leftBars = m_currentPosition * zoomFactor / TimePos::ticksPerBar();
//iterates the visible bars and draw the shading on uneven bars
for( int x = VALUES_WIDTH, barCount = leftBars; x < width() + m_currentPosition * zoomFactor / timeSignature; x += m_ppb, ++barCount )
{
if( ( barCount + leftBars ) % 2 != 0 )
{
p.fillRect(
x - m_currentPosition * zoomFactor / timeSignature,
TOP_MARGIN,
m_ppb,
height() - (SCROLLBAR_SIZE + TOP_MARGIN),
m_backgroundShade
);
}
}
// Draw the beat grid
int ticksPerBeat = DefaultTicksPerBar /
Engine::getSong()->getTimeSigModel().getDenominator();
for( tick = m_currentPosition - m_currentPosition % ticksPerBeat,
x = xCoordOfTick( tick );
x<=width();
tick += ticksPerBeat, x = xCoordOfTick( tick ) )
{
p.setPen(m_beatLineColor);
p.drawLine( x, grid_bottom, x, x_line_end );
}
// and finally bars
for( tick = m_currentPosition - m_currentPosition % TimePos::ticksPerBar(),
x = xCoordOfTick( tick );
x<=width();
tick += TimePos::ticksPerBar(), x = xCoordOfTick( tick ) )
{
p.setPen(m_barLineColor);
p.drawLine( x, grid_bottom, x, x_line_end );
}
}
// following code draws all visible values
if( validPattern() )
{
//NEEDS Change in CSS
//int len_ticks = 4;
timeMap & time_map = m_pattern->getTimeMap();
//Don't bother doing/rendering anything if there is no automation points
if( time_map.size() > 0 )
{
timeMap::iterator it = time_map.begin();
while( it+1 != time_map.end() )
{
// skip this section if it occurs completely before the
// visible area
int next_x = xCoordOfTick(POS(it+1));
if( next_x < 0 )
{
++it;
continue;
}
int x = xCoordOfTick(POS(it));
if( x > width() )
{
break;
}
float *values = m_pattern->valuesAfter(POS(it));
// We are creating a path to draw a polygon representing the values between two
// nodes. When we have two nodes with discrete progression, we will basically have
// a rectangle with the outValue of the first node (that's why nextValue will match
// the outValue of the current node). When we have nodes with linear or cubic progression
// the value of the end of the shape between the two nodes will be the inValue of
// the next node.
float nextValue;
if( m_pattern->progressionType() == AutomationPattern::DiscreteProgression )
{
nextValue = OUTVAL(it);
}
else
{
nextValue = INVAL(it + 1);
}
p.setRenderHints( QPainter::Antialiasing, true );
QPainterPath path;
path.moveTo(QPointF(xCoordOfTick(POS(it)), yCoordOfLevel(0)));
for (int i = 0; i < POS(it + 1) - POS(it); i++)
{
path.lineTo(QPointF(xCoordOfTick(POS(it) + i), yCoordOfLevel(values[i])));
}
path.lineTo(QPointF(xCoordOfTick(POS(it + 1)), yCoordOfLevel(nextValue)));
path.lineTo(QPointF(xCoordOfTick(POS(it + 1)), yCoordOfLevel(0)));
path.lineTo(QPointF(xCoordOfTick(POS(it)), yCoordOfLevel(0)));
p.fillPath(path, m_graphColor);
p.setRenderHints( QPainter::Antialiasing, false );
delete [] values;
// Draw circle
drawAutomationPoint(p, it);
++it;
}
for (
int i = POS(it), x = xCoordOfTick(i);
x <= width();
i++, x = xCoordOfTick(i)
)
{
// Draws the rectangle representing the value after the last node (for
// that reason we use outValue).
drawLevelTick(p, i, OUTVAL(it));
}
// Draw circle(the last one)
drawAutomationPoint(p, it);
}
}
else
{
QFont f = p.font();
f.setBold( true );
p.setFont( pointSize<14>( f ) );
p.setPen( QApplication::palette().color( QPalette::Active,
QPalette::BrightText ) );
p.drawText( VALUES_WIDTH + 20, TOP_MARGIN + 40,
width() - VALUES_WIDTH - 20 - SCROLLBAR_SIZE,
grid_height - 40, Qt::TextWordWrap,
tr( "Please open an automation pattern with "
"the context menu of a control!" ) );
}
// TODO: Get this out of paint event
int l = validPattern() ? (int) m_pattern->length() : 0;
// reset scroll-range
if( m_leftRightScroll->maximum() != l )
{
m_leftRightScroll->setRange( 0, l );
m_leftRightScroll->setPageStep( l );
}
if(validPattern() && GuiApplication::instance()->automationEditor()->m_editor->hasFocus())
{
drawCross( p );
}
const QPixmap * cursor = nullptr;
// draw current edit-mode-icon below the cursor
switch( m_editMode )
{
case DRAW:
{
if (m_action == ERASE_VALUES) { cursor = s_toolErase; }
else if (m_action == MOVE_VALUE) { cursor = s_toolMove; }
else { cursor = s_toolDraw; }
break;
}
case ERASE:
{
cursor = s_toolErase;
break;
}
case DRAW_OUTVALUES:
{
if (m_action == RESET_OUTVALUES) { cursor = s_toolErase; }
else if (m_action == MOVE_OUTVALUE) { cursor = s_toolMove; }
else { cursor = s_toolDrawOut; }
break;
}
}
QPoint mousePosition = mapFromGlobal( QCursor::pos() );
if (cursor != nullptr && mousePosition.y() > TOP_MARGIN + SCROLLBAR_SIZE)
{
p.drawPixmap( mousePosition + QPoint( 8, 8 ), *cursor );
}
}
int AutomationEditor::xCoordOfTick(int tick )
{
return VALUES_WIDTH + ( ( tick - m_currentPosition )
* m_ppb / TimePos::ticksPerBar() );
}
float AutomationEditor::yCoordOfLevel(float level )
{
int grid_bottom = height() - SCROLLBAR_SIZE - 1;
if( m_y_auto )
{
return ( grid_bottom - ( grid_bottom - TOP_MARGIN ) * ( level - m_minLevel ) / ( m_maxLevel - m_minLevel ) );
}
else
{
return ( grid_bottom - ( level - m_bottomLevel ) * m_y_delta );
}
}
void AutomationEditor::drawLevelTick(QPainter & p, int tick, float value)
{
int grid_bottom = height() - SCROLLBAR_SIZE - 1;
const int x = xCoordOfTick( tick );
int rect_width = xCoordOfTick( tick+1 ) - x;
// is the level in visible area?
if( ( value >= m_bottomLevel && value <= m_topLevel )
|| ( value > m_topLevel && m_topLevel >= 0 )
|| ( value < m_bottomLevel && m_bottomLevel <= 0 ) )
{
int y_start = yCoordOfLevel( value );
int rect_height;
if( m_y_auto )
{
int y_end = (int)( grid_bottom
+ ( grid_bottom - TOP_MARGIN )
* m_minLevel
/ ( m_maxLevel - m_minLevel ) );
rect_height = y_end - y_start;
}
else
{
rect_height = (int)( value * m_y_delta );
}
QBrush currentColor = m_graphColor;
p.fillRect( x, y_start, rect_width, rect_height, currentColor );
}
#ifdef LMMS_DEBUG
else
{
printf("not in range\n");
}
#endif
}
// Center the vertical scroll position on the first object's inValue
void AutomationEditor::centerTopBottomScroll()
{
// default to the m_scrollLevel position
int pos = static_cast<int>(m_scrollLevel);
// If a pattern exists...
if (m_pattern)
{
// get time map of current pattern
timeMap & time_map = m_pattern->getTimeMap();
// If time_map is not empty...
if (!time_map.empty())
{
// set the position to the inverted value ((max + min) - value)
// If we set just (max - value), we're off by m_pattern's minimum
pos = m_pattern->getMax() + m_pattern->getMin() - static_cast<int>(INVAL(time_map.begin()));
}
}
m_topBottomScroll->setValue(pos);
}
// responsible for moving/resizing scrollbars after window-resizing
void AutomationEditor::resizeEvent(QResizeEvent * re)
{
m_leftRightScroll->setGeometry( VALUES_WIDTH, height() - SCROLLBAR_SIZE,
width() - VALUES_WIDTH,
SCROLLBAR_SIZE );
int grid_height = height() - TOP_MARGIN - SCROLLBAR_SIZE;
m_topBottomScroll->setGeometry( width() - SCROLLBAR_SIZE, TOP_MARGIN,
SCROLLBAR_SIZE, grid_height );
int half_grid = grid_height / 2;
int total_pixels = (int)( ( m_maxLevel - m_minLevel ) * m_y_delta + 1 );
if( !m_y_auto && grid_height < total_pixels )
{
int min_scroll = (int)( m_minLevel + floorf( half_grid
/ (float)m_y_delta ) );
int max_scroll = (int)( m_maxLevel - (int)floorf( ( grid_height
- half_grid ) / (float)m_y_delta ) );
m_topBottomScroll->setRange( min_scroll, max_scroll );
}
else
{
m_topBottomScroll->setRange( (int) m_scrollLevel,
(int) m_scrollLevel );
}
centerTopBottomScroll();
if( Engine::getSong() )
{
Engine::getSong()->getPlayPos( Song::Mode_PlayAutomationPattern
).m_timeLine->setFixedWidth( width() );
}
updateTopBottomLevels();
update();
}
// TODO: Move this method up so it's closer to the other mouse events
void AutomationEditor::wheelEvent(QWheelEvent * we )
{
we->accept();
if( we->modifiers() & Qt::ControlModifier && we->modifiers() & Qt::ShiftModifier )
{
int y = m_zoomingYModel.value();
if(we->angleDelta().y() > 0)
{
y++;
}
else if(we->angleDelta().y() < 0)
{
y--;
}
y = qBound( 0, y, m_zoomingYModel.size() - 1 );
m_zoomingYModel.setValue( y );
}
else if( we->modifiers() & Qt::ControlModifier && we->modifiers() & Qt::AltModifier )
{
int q = m_quantizeModel.value();
if((we->angleDelta().x() + we->angleDelta().y()) > 0) // alt + scroll becomes horizontal scroll on KDE
{
q--;
}
else if((we->angleDelta().x() + we->angleDelta().y()) < 0) // alt + scroll becomes horizontal scroll on KDE
{
q++;
}
q = qBound( 0, q, m_quantizeModel.size() - 1 );
m_quantizeModel.setValue( q );
update();
}
else if( we->modifiers() & Qt::ControlModifier )
{
int x = m_zoomingXModel.value();
if(we->angleDelta().y() > 0)
{
x++;
}
else if(we->angleDelta().y() < 0)
{
x--;
}
x = qBound( 0, x, m_zoomingXModel.size() - 1 );
int mouseX = (position( we ).x() - VALUES_WIDTH)* TimePos::ticksPerBar();
// ticks based on the mouse x-position where the scroll wheel was used
int ticks = mouseX / m_ppb;
// what would be the ticks in the new zoom level on the very same mouse x
int newTicks = mouseX / (DEFAULT_PPB * m_zoomXLevels[x]);
// scroll so the tick "selected" by the mouse x doesn't move on the screen
m_leftRightScroll->setValue(m_leftRightScroll->value() + ticks - newTicks);
m_zoomingXModel.setValue( x );
}
// FIXME: Reconsider if determining orientation is necessary in Qt6.
else if(abs(we->angleDelta().x()) > abs(we->angleDelta().y())) // scrolling is horizontal
{
m_leftRightScroll->setValue(m_leftRightScroll->value() -
we->angleDelta().x() * 2 / 15);
}
else if(we->modifiers() & Qt::ShiftModifier)
{
m_leftRightScroll->setValue(m_leftRightScroll->value() -
we->angleDelta().y() * 2 / 15);
}
else
{
m_topBottomScroll->setValue(m_topBottomScroll->value() -
(we->angleDelta().x() + we->angleDelta().y()) / 30);
}
}
float AutomationEditor::getLevel(int y )
{
int level_line_y = height() - SCROLLBAR_SIZE - 1;
// pressed level
float level = roundf( ( m_bottomLevel + ( m_y_auto ?
( m_maxLevel - m_minLevel ) * ( level_line_y - y )
/ (float)( level_line_y - ( TOP_MARGIN + 2 ) ) :
( level_line_y - y ) / (float)m_y_delta ) ) / m_step ) * m_step;
// some range-checking-stuff
level = qBound( m_bottomLevel, level, m_topLevel );
return( level );
}
inline bool AutomationEditor::inBBEditor()
{
return( validPattern() &&
m_pattern->getTrack()->trackContainer() == Engine::getBBTrackContainer() );
}
void AutomationEditor::play()
{
if( !validPattern() )
{
return;
}
if( !m_pattern->getTrack() )
{
if( Engine::getSong()->playMode() != Song::Mode_PlayPattern )
{
Engine::getSong()->stop();
Engine::getSong()->playPattern( gui->pianoRoll()->currentPattern() );
}
else if( Engine::getSong()->isStopped() == false )
{
Engine::getSong()->togglePause();
}
else
{
Engine::getSong()->playPattern( gui->pianoRoll()->currentPattern() );
}
}
else if( inBBEditor() )
{
Engine::getBBTrackContainer()->play();
}
else
{
if( Engine::getSong()->isStopped() == true )
{
Engine::getSong()->playSong();
}
else
{
Engine::getSong()->togglePause();
}
}
}
void AutomationEditor::stop()
{
if( !validPattern() )
{
return;
}
if( m_pattern->getTrack() && inBBEditor() )
{
Engine::getBBTrackContainer()->stop();
}
else
{
Engine::getSong()->stop();
}
m_scrollBack = true;
}
void AutomationEditor::horScrolled(int new_pos )
{
m_currentPosition = new_pos;
emit positionChanged( m_currentPosition );
update();
}
void AutomationEditor::verScrolled(int new_pos )
{
m_scrollLevel = new_pos;
updateTopBottomLevels();
update();
}
void AutomationEditor::setEditMode(AutomationEditor::EditModes mode)
{
if (m_editMode == mode)
return;
m_editMode = mode;
update();
}
void AutomationEditor::setEditMode(int mode)
{
setEditMode((AutomationEditor::EditModes) mode);
}
void AutomationEditor::setProgressionType(AutomationPattern::ProgressionTypes type)
{
if (validPattern())
{
m_pattern->addJournalCheckPoint();
m_pattern->setProgressionType(type);
Engine::getSong()->setModified();
update();
}
}
void AutomationEditor::setProgressionType(int type)
{
setProgressionType((AutomationPattern::ProgressionTypes) type);
}
void AutomationEditor::setTension()
{
if ( m_pattern )
{
m_pattern->setTension( QString::number( m_tensionModel->value() ) );
update();
}
}
void AutomationEditor::updatePosition(const TimePos & t )
{
if( ( Engine::getSong()->isPlaying() &&
Engine::getSong()->playMode() ==
Song::Mode_PlayAutomationPattern ) ||
m_scrollBack == true )
{
const int w = width() - VALUES_WIDTH;
if( t > m_currentPosition + w * TimePos::ticksPerBar() / m_ppb )
{
m_leftRightScroll->setValue( t.getBar() *
TimePos::ticksPerBar() );
}
else if( t < m_currentPosition )
{
TimePos t_ = qMax( t - w * TimePos::ticksPerBar() *
TimePos::ticksPerBar() / m_ppb, 0 );
m_leftRightScroll->setValue( t_.getBar() *
TimePos::ticksPerBar() );
}
m_scrollBack = false;
}
}
void AutomationEditor::zoomingXChanged()
{
m_ppb = m_zoomXLevels[m_zoomingXModel.value()] * DEFAULT_PPB;
assert( m_ppb > 0 );
m_timeLine->setPixelsPerBar( m_ppb );
update();
}
void AutomationEditor::zoomingYChanged()
{
const QString & zfac = m_zoomingYModel.currentText();
m_y_auto = zfac == "Auto";
if( !m_y_auto )
{
m_y_delta = zfac.left( zfac.length() - 1 ).toInt()
* DEFAULT_Y_DELTA / 100;
}
#ifdef LMMS_DEBUG
assert( m_y_delta > 0 );
#endif
resizeEvent(nullptr);
}
void AutomationEditor::setQuantization()
{
AutomationPattern::setQuantization(DefaultTicksPerBar / Quantizations[m_quantizeModel.value()]);
update();
}
void AutomationEditor::updateTopBottomLevels()
{
if( m_y_auto )
{
m_bottomLevel = m_minLevel;
m_topLevel = m_maxLevel;
return;
}
int total_pixels = (int)( ( m_maxLevel - m_minLevel ) * m_y_delta + 1 );
int grid_height = height() - TOP_MARGIN - SCROLLBAR_SIZE;
int half_grid = grid_height / 2;
if( total_pixels > grid_height )
{
int centralLevel = (int)( m_minLevel + m_maxLevel - m_scrollLevel );
m_bottomLevel = centralLevel - ( half_grid
/ (float)m_y_delta );
if( m_bottomLevel < m_minLevel )
{
m_bottomLevel = m_minLevel;
m_topLevel = m_minLevel + (int)floorf( grid_height
/ (float)m_y_delta );
}
else
{
m_topLevel = m_bottomLevel + (int)floorf( grid_height
/ (float)m_y_delta );
if( m_topLevel > m_maxLevel )
{
m_topLevel = m_maxLevel;
m_bottomLevel = m_maxLevel - (int)floorf(
grid_height / (float)m_y_delta );
}
}
}
else
{
m_bottomLevel = m_minLevel;
m_topLevel = m_maxLevel;
}
}
/**
* @brief Given a mouse coordinate, returns a timeMap::iterator that points to
* the first node inside a square of side "r" pixels from those
* coordinates. In simpler terms, returns the automation node on those
* coordinates.
* @param Int X coordinate
* @param Int Y coordinate
* @param Boolean. True to check if the outValue of the node was clicked instead
* (defaults to false)
* @param Int R distance in pixels
* @return timeMap::iterator with the clicked node, or timeMap.end() if none was clicked.
*/
AutomationEditor::timeMap::iterator AutomationEditor::getNodeAt(int x, int y, bool outValue /* = false */, int r /* = 5 */)
{
// Remove the VALUES_WIDTH from the x position, so we have the actual viewport x
x -= VALUES_WIDTH;
// Convert the x position to the position in ticks
int posTicks = (x * TimePos::ticksPerBar() / m_ppb) + m_currentPosition;
// Get our pattern timeMap and create a iterator so we can check the nodes
timeMap & tm = m_pattern->getTimeMap();
timeMap::iterator it = tm.begin();
// ticksOffset is the number of ticks that match "r" pixels
int ticksOffset = TimePos::ticksPerBar() * r / m_ppb;
while (it != tm.end())
{
// The node we are checking is past the coordinates already, so the others will be too
if (posTicks < POS(it) - ticksOffset) { break; }
// If the x coordinate is within "r" pixels of the node's position
// POS(it) - ticksOffset <= posTicks <= POS(it) + ticksOffset
if (posTicks <= POS(it) + ticksOffset)
{
// The y position of the node
float valueY = yCoordOfLevel(
outValue
? OUTVAL(it)
: INVAL(it)
);
// If the y coordinate is within "r" pixels of the node's value
if (y >= (valueY - r) && y <= (valueY + r))
{
return it;
}
}
++it;
}
return tm.end();
}
AutomationEditorWindow::AutomationEditorWindow() :
Editor(),
m_editor(new AutomationEditor())
{
setCentralWidget(m_editor);
// Play/stop buttons
m_playAction->setToolTip(tr( "Play/pause current pattern (Space)" ));
m_stopAction->setToolTip(tr("Stop playing of current pattern (Space)"));
// Edit mode buttons
DropToolBar *editActionsToolBar = addDropToolBarToTop(tr("Edit actions"));
ActionGroup* editModeGroup = new ActionGroup(this);
QAction* drawAction = editModeGroup->addAction(embed::getIconPixmap("edit_draw"), tr("Draw mode (Shift+D)"));
drawAction->setShortcut(Qt::SHIFT | Qt::Key_D);
drawAction->setChecked(true);
QAction* eraseAction = editModeGroup->addAction(embed::getIconPixmap("edit_erase"), tr("Erase mode (Shift+E)"));
eraseAction->setShortcut(Qt::SHIFT | Qt::Key_E);
QAction* drawOutAction = editModeGroup->addAction(embed::getIconPixmap("edit_draw_outvalue"), tr("Draw outValues mode (Shift+C)"));
drawOutAction->setShortcut(Qt::SHIFT | Qt::Key_C);
m_flipYAction = new QAction(embed::getIconPixmap("flip_y"), tr("Flip vertically"), this);
m_flipXAction = new QAction(embed::getIconPixmap("flip_x"), tr("Flip horizontally"), this);
connect(editModeGroup, SIGNAL(triggered(int)), m_editor, SLOT(setEditMode(int)));
editActionsToolBar->addAction(drawAction);
editActionsToolBar->addAction(eraseAction);
editActionsToolBar->addAction(drawOutAction);
editActionsToolBar->addAction(m_flipXAction);
editActionsToolBar->addAction(m_flipYAction);
// Interpolation actions
DropToolBar *interpolationActionsToolBar = addDropToolBarToTop(tr("Interpolation controls"));
ActionGroup* progression_type_group = new ActionGroup(this);
m_discreteAction = progression_type_group->addAction(
embed::getIconPixmap("progression_discrete"), tr("Discrete progression"));
m_discreteAction->setChecked(true);
m_linearAction = progression_type_group->addAction(
embed::getIconPixmap("progression_linear"), tr("Linear progression"));
m_cubicHermiteAction = progression_type_group->addAction(
embed::getIconPixmap("progression_cubic_hermite"), tr( "Cubic Hermite progression"));
connect(progression_type_group, SIGNAL(triggered(int)), m_editor, SLOT(setProgressionType(int)));
// setup tension-stuff
m_tensionKnob = new Knob( knobSmall_17, this, "Tension" );
m_tensionKnob->setModel(m_editor->m_tensionModel);
ToolTip::add(m_tensionKnob, tr("Tension value for spline"));
connect(m_cubicHermiteAction, SIGNAL(toggled(bool)), m_tensionKnob, SLOT(setEnabled(bool)));
interpolationActionsToolBar->addSeparator();
interpolationActionsToolBar->addAction(m_discreteAction);
interpolationActionsToolBar->addAction(m_linearAction);
interpolationActionsToolBar->addAction(m_cubicHermiteAction);
interpolationActionsToolBar->addSeparator();
interpolationActionsToolBar->addWidget( new QLabel( tr("Tension: "), interpolationActionsToolBar ));
interpolationActionsToolBar->addWidget( m_tensionKnob );
addToolBarBreak();
// Zoom controls
DropToolBar *zoomToolBar = addDropToolBarToTop(tr("Zoom controls"));
QLabel * zoom_x_label = new QLabel( zoomToolBar );
zoom_x_label->setPixmap( embed::getIconPixmap( "zoom_x" ) );
m_zoomingXComboBox = new ComboBox( zoomToolBar );
m_zoomingXComboBox->setFixedSize( 80, ComboBox::DEFAULT_HEIGHT );
m_zoomingXComboBox->setToolTip( tr( "Horizontal zooming" ) );
for( float const & zoomLevel : m_editor->m_zoomXLevels )
{
m_editor->m_zoomingXModel.addItem( QString( "%1\%" ).arg( zoomLevel * 100 ) );
}
m_editor->m_zoomingXModel.setValue( m_editor->m_zoomingXModel.findText( "100%" ) );
m_zoomingXComboBox->setModel( &m_editor->m_zoomingXModel );
connect( &m_editor->m_zoomingXModel, SIGNAL( dataChanged() ),
m_editor, SLOT( zoomingXChanged() ) );
QLabel * zoom_y_label = new QLabel( zoomToolBar );
zoom_y_label->setPixmap( embed::getIconPixmap( "zoom_y" ) );
m_zoomingYComboBox = new ComboBox( zoomToolBar );
m_zoomingYComboBox->setFixedSize( 80, ComboBox::DEFAULT_HEIGHT );
m_zoomingYComboBox->setToolTip( tr( "Vertical zooming" ) );
m_editor->m_zoomingYModel.addItem( "Auto" );
for( int i = 0; i < 7; ++i )
{
m_editor->m_zoomingYModel.addItem( QString::number( 25 << i ) + "%" );
}
m_editor->m_zoomingYModel.setValue( m_editor->m_zoomingYModel.findText( "Auto" ) );
m_zoomingYComboBox->setModel( &m_editor->m_zoomingYModel );
connect( &m_editor->m_zoomingYModel, SIGNAL( dataChanged() ),
m_editor, SLOT( zoomingYChanged() ) );
zoomToolBar->addWidget( zoom_x_label );
zoomToolBar->addWidget( m_zoomingXComboBox );
zoomToolBar->addSeparator();
zoomToolBar->addWidget( zoom_y_label );
zoomToolBar->addWidget( m_zoomingYComboBox );
// Quantization controls
DropToolBar *quantizationActionsToolBar = addDropToolBarToTop(tr("Quantization controls"));
QLabel * quantize_lbl = new QLabel( m_toolBar );
quantize_lbl->setPixmap( embed::getIconPixmap( "quantize" ) );
m_quantizeComboBox = new ComboBox( m_toolBar );
m_quantizeComboBox->setFixedSize( 60, ComboBox::DEFAULT_HEIGHT );
m_quantizeComboBox->setToolTip( tr( "Quantization" ) );
m_quantizeComboBox->setModel( &m_editor->m_quantizeModel );
quantizationActionsToolBar->addWidget( quantize_lbl );
quantizationActionsToolBar->addWidget( m_quantizeComboBox );
// Setup our actual window
setFocusPolicy( Qt::StrongFocus );
setFocus();
setWindowIcon( embed::getIconPixmap( "automation" ) );
setAcceptDrops( true );
m_toolBar->setAcceptDrops( true );
}
AutomationEditorWindow::~AutomationEditorWindow()
{
}
void AutomationEditorWindow::setCurrentPattern(AutomationPattern* pattern)
{
// Disconnect our old pattern
if (currentPattern() != nullptr)
{
m_editor->m_pattern->disconnect(this);
m_flipXAction->disconnect();
m_flipYAction->disconnect();
}
m_editor->setCurrentPattern(pattern);
// Set our window's title
if (pattern == nullptr)
{
setWindowTitle( tr( "Automation Editor - no pattern" ) );
return;
}
setWindowTitle( tr( "Automation Editor - %1" ).arg( m_editor->m_pattern->name() ) );
switch(m_editor->m_pattern->progressionType())
{
case AutomationPattern::DiscreteProgression:
m_discreteAction->setChecked(true);
m_tensionKnob->setEnabled(false);
break;
case AutomationPattern::LinearProgression:
m_linearAction->setChecked(true);
m_tensionKnob->setEnabled(false);
break;
case AutomationPattern::CubicHermiteProgression:
m_cubicHermiteAction->setChecked(true);
m_tensionKnob->setEnabled(true);
break;
}
// Connect new pattern
if (pattern)
{
connect(pattern, SIGNAL(dataChanged()), this, SLOT(update()));
connect( pattern, SIGNAL( dataChanged() ), this, SLOT( updateWindowTitle() ) );
connect(pattern, SIGNAL(destroyed()), this, SLOT(clearCurrentPattern()));
connect(m_flipXAction, SIGNAL(triggered()), pattern, SLOT(flipX()));
connect(m_flipYAction, SIGNAL(triggered()), pattern, SLOT(flipY()));
}
emit currentPatternChanged();
}
const AutomationPattern* AutomationEditorWindow::currentPattern()
{
return m_editor->currentPattern();
}
void AutomationEditorWindow::dropEvent( QDropEvent *_de )
{
QString type = StringPairDrag::decodeKey( _de );
QString val = StringPairDrag::decodeValue( _de );
if( type == "automatable_model" )
{
AutomatableModel * mod = dynamic_cast<AutomatableModel *>(
Engine::projectJournal()->
journallingObject( val.toInt() ) );
if (mod != nullptr)
{
bool added = m_editor->m_pattern->addObject( mod );
if ( !added )
{
TextFloat::displayMessage( mod->displayName(),
tr( "Model is already connected "
"to this pattern." ),
embed::getIconPixmap( "automation" ),
2000 );
}
setCurrentPattern( m_editor->m_pattern );
}
}
update();
}
void AutomationEditorWindow::dragEnterEvent( QDragEnterEvent *_dee )
{
if (! m_editor->validPattern() ) {
return;
}
StringPairDrag::processDragEnterEvent( _dee, "automatable_model" );
}
void AutomationEditorWindow::open(AutomationPattern* pattern)
{
setCurrentPattern(pattern);
parentWidget()->show();
show();
setFocus();
}
QSize AutomationEditorWindow::sizeHint() const
{
return {INITIAL_WIDTH, INITIAL_HEIGHT};
}
void AutomationEditorWindow::clearCurrentPattern()
{
m_editor->m_pattern = nullptr;
setCurrentPattern(nullptr);
}
void AutomationEditorWindow::focusInEvent(QFocusEvent * event)
{
m_editor->setFocus( event->reason() );
}
void AutomationEditorWindow::play()
{
m_editor->play();
setPauseIcon(Engine::getSong()->isPlaying());
}
void AutomationEditorWindow::stop()
{
m_editor->stop();
}
void AutomationEditorWindow::updateWindowTitle()
{
if (m_editor->m_pattern == nullptr)
{
setWindowTitle( tr( "Automation Editor - no pattern" ) );
return;
}
setWindowTitle( tr( "Automation Editor - %1" ).arg( m_editor->m_pattern->name() ) );
}
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