/***************************************************************************
* Copyright (C) 2011 by Till Theato (root@ttill.de) *
+ * Copyright (C) 2011 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
* This file is part of Kdenlive (www.kdenlive.org). *
* *
* Kdenlive is free software: you can redistribute it and/or modify *
#include <QApplication>
#include <QMenu>
#include <QAction>
+#include <QLabel>
+#include <QPainter>
+#include <QStyle>
-#include <KColorScheme>
+#include <KDebug>
+#include <KIcon>
#include <KLocalizedString>
-
-DragValue::DragValue(QWidget* parent) :
- QWidget(parent),
- m_maximum(100),
- m_minimum(0),
- m_precision(2),
- m_step(1),
- m_dragMode(false)
+#include <KGlobalSettings>
+
+
+DragValue::DragValue(const QString &label, double defaultValue, int decimals, double min, double max, int id, const QString &suffix, bool showSlider, QWidget* parent) :
+ QWidget(parent),
+ m_maximum(max),
+ m_minimum(min),
+ m_decimals(decimals),
+ m_default(defaultValue),
+ m_id(id),
+ m_intEdit(NULL),
+ m_doubleEdit(NULL)
{
- setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Preferred);
+ if (showSlider) setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
+ else setSizePolicy(QSizePolicy::Maximum, QSizePolicy::MinimumExpanding);
setFocusPolicy(Qt::StrongFocus);
setContextMenuPolicy(Qt::CustomContextMenu);
-
- QHBoxLayout *l = new QHBoxLayout(this);
+ setFocusPolicy(Qt::StrongFocus);
+
+ QHBoxLayout *l = new QHBoxLayout;
l->setSpacing(0);
- l->setMargin(0);
-
- m_edit = new QLineEdit(this);
- m_edit->setValidator(new QDoubleValidator(m_minimum, m_maximum, m_precision, this));
- m_edit->setAlignment(Qt::AlignCenter);
- m_edit->setEnabled(false);
- l->addWidget(m_edit);
+ l->setContentsMargins(0, 0, 0, 0);
+ m_label = new CustomLabel(label, showSlider, m_maximum - m_minimum, this);
+ l->addWidget(m_label);
+ if (decimals == 0) {
+ m_label->setMaximum(max - min);
+ m_label->setStep(1);
+ m_intEdit = new QSpinBox(this);
+ m_intEdit->setObjectName("dragBox");
+ m_intEdit->setFocusPolicy(Qt::StrongFocus);
+ if (!suffix.isEmpty()) m_intEdit->setSuffix(suffix);
+ m_intEdit->setKeyboardTracking(false);
+ m_intEdit->setButtonSymbols(QAbstractSpinBox::NoButtons);
+ m_intEdit->setAlignment(Qt::AlignRight | Qt::AlignVCenter);
+ m_intEdit->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Maximum);
+ m_intEdit->setRange((int) m_minimum, (int)m_maximum);
+ l->addWidget(m_intEdit);
+ connect(m_intEdit, SIGNAL(valueChanged(int)), this, SLOT(slotSetValue(int)));
+ connect(m_intEdit, SIGNAL(editingFinished()), this, SLOT(slotEditingFinished()));
+ } else {
+ m_doubleEdit = new QDoubleSpinBox(this);
+ m_doubleEdit->setDecimals(decimals);
+ m_doubleEdit->setFocusPolicy(Qt::StrongFocus);
+ m_doubleEdit->setObjectName("dragBox");
+ if (!suffix.isEmpty()) m_doubleEdit->setSuffix(suffix);
+ m_doubleEdit->setKeyboardTracking(false);
+ m_doubleEdit->setButtonSymbols(QAbstractSpinBox::NoButtons);
+ m_doubleEdit->setAlignment(Qt::AlignRight | Qt::AlignVCenter);
+ m_doubleEdit->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Maximum);
+ m_doubleEdit->setRange(m_minimum, m_maximum);
+ double factor = 100;
+ if (m_maximum - m_minimum > 10000) factor = 1000;
+ m_label->setStep(1);
+ m_doubleEdit->setSingleStep((m_maximum - m_minimum) / factor);
+ l->addWidget(m_doubleEdit);
+ connect(m_doubleEdit, SIGNAL(valueChanged(double)), this, SLOT(slotSetValue(double)));
+ connect(m_doubleEdit, SIGNAL(editingFinished()), this, SLOT(slotEditingFinished()));
+ }
+
+ connect(m_label, SIGNAL(valueChanged(double,bool)), this, SLOT(setValueFromProgress(double,bool)));
+ connect(m_label, SIGNAL(resetValue()), this, SLOT(slotReset()));
+ setLayout(l);
+ if (m_intEdit)
+ m_label->setMaximumHeight(m_intEdit->sizeHint().height());
+ else
+ m_label->setMaximumHeight(m_doubleEdit->sizeHint().height());
m_menu = new QMenu(this);
- m_nonlinearScale = new QAction(i18n("Nonlinear scale"), this);
- m_nonlinearScale->setCheckable(true);
- m_nonlinearScale->setChecked(KdenliveSettings::dragvalue_nonlinear());
- m_menu->addAction(m_nonlinearScale);
-
+ m_scale = new KSelectAction(i18n("Scaling"), this);
+ m_scale->addAction(i18n("Normal scale"));
+ m_scale->addAction(i18n("Pixel scale"));
+ m_scale->addAction(i18n("Nonlinear scale"));
+ m_scale->setCurrentItem(KdenliveSettings::dragvalue_mode());
+ m_menu->addAction(m_scale);
+
m_directUpdate = new QAction(i18n("Direct update"), this);
m_directUpdate->setCheckable(true);
m_directUpdate->setChecked(KdenliveSettings::dragvalue_directupdate());
m_menu->addAction(m_directUpdate);
+
+ QAction *reset = new QAction(KIcon("edit-undo"), i18n("Reset value"), this);
+ connect(reset, SIGNAL(triggered()), this, SLOT(slotReset()));
+ m_menu->addAction(reset);
+
+ if (m_id > -1) {
+ QAction *timeline = new QAction(KIcon("go-jump"), i18n("Show %1 in timeline", label), this);
+ connect(timeline, SIGNAL(triggered()), this, SLOT(slotSetInTimeline()));
+ connect(m_label, SIGNAL(setInTimeline()), this, SLOT(slotSetInTimeline()));
+ m_menu->addAction(timeline);
+ }
- QPalette p = palette();
- KColorScheme scheme(p.currentColorGroup(), KColorScheme::View, KSharedConfig::openConfig(KdenliveSettings::colortheme()));
- QColor bg = scheme.background(KColorScheme::LinkBackground).color();
- QColor fg = scheme.foreground(KColorScheme::LinkText).color();
- QColor editbg = scheme.background(KColorScheme::ActiveBackground).color();
- QColor editfg = scheme.foreground(KColorScheme::ActiveText).color();
- QString stylesheet(QString("QLineEdit { background-color: rgb(%1, %2, %3); border: 1px solid rgb(%1, %2, %3); border-radius: 5px; padding: 0px; color: rgb(%4, %5, %6); } QLineEdit::disabled { color: rgb(%4, %5, %6); }")
- .arg(bg.red()).arg(bg.green()).arg(bg.blue())
- .arg(fg.red()).arg(fg.green()).arg(fg.blue()));
- stylesheet.append(QString("QLineEdit::focus, QLineEdit::enabled { background-color: rgb(%1, %2, %3); color: rgb(%4, %5, %6); }")
- .arg(editbg.red()).arg(editbg.green()).arg(editbg.blue())
- .arg(editfg.red()).arg(editfg.green()).arg(editfg.blue()));
- setStyleSheet(stylesheet);
-
- updateMaxWidth();
-
- connect(this, SIGNAL(customContextMenuRequested(const QPoint&)), this, SLOT(slotShowContextMenu(const QPoint&)));
- connect(m_nonlinearScale, SIGNAL(triggered(bool)), this, SLOT(slotSetNonlinearScale(bool)));
+ connect(this, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(slotShowContextMenu(QPoint)));
+ connect(m_scale, SIGNAL(triggered(int)), this, SLOT(slotSetScaleMode(int)));
connect(m_directUpdate, SIGNAL(triggered(bool)), this, SLOT(slotSetDirectUpdate(bool)));
-
- connect(m_edit, SIGNAL(editingFinished()), this, SLOT(slotEditingFinished()));
}
+
DragValue::~DragValue()
{
- delete m_edit;
+ delete m_intEdit;
+ delete m_doubleEdit;
delete m_menu;
- delete m_nonlinearScale;
- delete m_directUpdate;
+ //delete m_scale;
+ //delete m_directUpdate;
+}
+
+int DragValue::spinSize()
+{
+ if (m_intEdit)
+ return m_intEdit->sizeHint().width();
+ else
+ return m_doubleEdit->sizeHint().width();
+}
+
+void DragValue::setSpinSize(int width)
+{
+ if (m_intEdit)
+ m_intEdit->setMinimumWidth(width);
+ else
+ m_doubleEdit->setMinimumWidth(width);
+}
+
+void DragValue::slotSetInTimeline()
+{
+ emit inTimeline(m_id);
}
int DragValue::precision() const
{
- return m_precision;
+ return m_decimals;
}
qreal DragValue::maximum() const
qreal DragValue::value() const
{
- return m_edit->text().toDouble();
+ if (m_intEdit) return m_intEdit->value();
+ else return m_doubleEdit->value();
}
void DragValue::setMaximum(qreal max)
{
- m_maximum = max;
- updateMaxWidth();
+ if (m_maximum != max) {
+ m_maximum = max;
+ if (m_intEdit)
+ m_intEdit->setRange(m_minimum, m_maximum);
+ else
+ m_doubleEdit->setRange(m_minimum, m_maximum);
+ }
}
void DragValue::setMinimum(qreal min)
{
- m_minimum = min;
- updateMaxWidth();
+ if (m_minimum != min) {
+ m_minimum = min;
+ if (m_intEdit)
+ m_intEdit->setRange(m_minimum, m_maximum);
+ else
+ m_doubleEdit->setRange(m_minimum, m_maximum);
+ }
}
void DragValue::setRange(qreal min, qreal max)
{
m_maximum = max;
m_minimum = min;
- updateMaxWidth();
+ if (m_intEdit)
+ m_intEdit->setRange(m_minimum, m_maximum);
+ else
+ m_doubleEdit->setRange(m_minimum, m_maximum);
}
-void DragValue::setPrecision(int precision)
+void DragValue::setPrecision(int /*precision*/)
{
- m_precision = precision;
+ //TODO: Not implemented, in case we need double value, we should replace the KIntSpinBox with KDoubleNumInput...
+ /*m_precision = precision;
if (precision == 0)
m_edit->setValidator(new QIntValidator(m_minimum, m_maximum, this));
else
- m_edit->setValidator(new QDoubleValidator(m_minimum, m_maximum, precision, this));
+ m_edit->setValidator(new QDoubleValidator(m_minimum, m_maximum, precision, this));*/
}
void DragValue::setStep(qreal step)
{
- m_step = step;
+ if (m_intEdit)
+ m_intEdit->setSingleStep(step);
+ else
+ m_doubleEdit->setSingleStep(step);
+}
+
+void DragValue::slotReset()
+{
+ if (m_intEdit) {
+ m_intEdit->blockSignals(true);
+ m_intEdit->setValue(m_default);
+ m_intEdit->blockSignals(false);
+ emit valueChanged((int) m_default, true);
+ }
+ else {
+ m_doubleEdit->blockSignals(true);
+ m_doubleEdit->setValue(m_default);
+ m_doubleEdit->blockSignals(false);
+ emit valueChanged(m_default, true);
+ }
+ m_label->setProgressValue((m_default - m_minimum) / (m_maximum - m_minimum) * m_label->maximum());
}
-void DragValue::setValue(qreal value, bool final)
+void DragValue::slotSetValue(int value)
+{
+ setValue(value, true);
+}
+
+void DragValue::slotSetValue(double value)
+{
+ setValue(value, true);
+}
+
+void DragValue::setValueFromProgress(double value, bool final)
+{
+ value = m_minimum + value * (m_maximum - m_minimum) / m_label->maximum();
+ if (m_decimals == 0)
+ setValue(qRound(value), final);
+ else
+ setValue(value, final);
+}
+
+void DragValue::setValue(double value, bool final)
{
value = qBound(m_minimum, value, m_maximum);
+ if (m_intEdit) {
+ m_intEdit->blockSignals(true);
+ m_intEdit->setValue((int) value);
+ m_intEdit->blockSignals(false);
+ emit valueChanged((int) value, final);
+ }
+ else {
+ m_doubleEdit->blockSignals(true);
+ m_doubleEdit->setValue(value);
+ m_doubleEdit->blockSignals(false);
+ emit valueChanged(value, final);
+ }
- m_edit->setText(QString::number(value, 'f', m_precision));
+ m_label->setProgressValue((value - m_minimum) / (m_maximum - m_minimum) * m_label->maximum());
+}
- emit valueChanged(value, final);
+void DragValue::focusOutEvent(QFocusEvent*)
+{
+ if (m_intEdit) m_intEdit->setFocusPolicy(Qt::StrongFocus);
+ else m_doubleEdit->setFocusPolicy(Qt::StrongFocus);
}
-void DragValue::mousePressEvent(QMouseEvent* e)
+void DragValue::focusInEvent(QFocusEvent* e)
{
- if (e->button() == Qt::LeftButton) {
- m_dragStartPosition = m_dragLastPosition = e->pos();
- m_dragMode = true;
- e->accept();
+ if (m_intEdit)
+ m_intEdit->setFocusPolicy(Qt::WheelFocus);
+ else
+ m_doubleEdit->setFocusPolicy(Qt::WheelFocus);
+
+ if (e->reason() == Qt::TabFocusReason || e->reason() == Qt::BacktabFocusReason) {
+ if (m_intEdit) m_intEdit->setFocus(e->reason());
+ else m_doubleEdit->setFocus(e->reason());
+ } else {
+ QWidget::focusInEvent(e);
}
}
-void DragValue::mouseMoveEvent(QMouseEvent* e)
+void DragValue::slotEditingFinished()
{
- if (m_dragMode && (e->pos() - m_dragStartPosition).manhattanLength() >= QApplication::startDragDistance()) {
- int diff = e->x() - m_dragLastPosition.x();
+ if (m_intEdit) {
+ int value = m_intEdit->value();
+ m_intEdit->blockSignals(true);
+ m_intEdit->clearFocus();
+ m_intEdit->blockSignals(false);
+ if (!KdenliveSettings::dragvalue_directupdate()) emit valueChanged((double) value, true);
+ }
+ else {
+ double value = m_doubleEdit->value();
+ m_doubleEdit->blockSignals(true);
+ m_doubleEdit->clearFocus();
+ m_doubleEdit->blockSignals(false);
+ if (!KdenliveSettings::dragvalue_directupdate()) emit valueChanged(value, true);
+ }
+}
- if (e->modifiers() == Qt::ControlModifier)
- diff *= 2;
- else if (e->modifiers() == Qt::ShiftModifier)
- diff /= 2;
- if (KdenliveSettings::dragvalue_nonlinear())
- diff = (diff > 0 ? 1 : -1) * pow(diff, 2);
+void DragValue::slotShowContextMenu(const QPoint& pos)
+{
+ // values might have been changed by another object of this class
+ m_scale->setCurrentItem(KdenliveSettings::dragvalue_mode());
+ m_directUpdate->setChecked(KdenliveSettings::dragvalue_directupdate());
+ m_menu->exec(mapToGlobal(pos));
+}
- setValue(value() + diff / m_step, KdenliveSettings::dragvalue_directupdate());
- m_dragLastPosition = e->pos();
- e->accept();
+void DragValue::slotSetScaleMode(int mode)
+{
+ KdenliveSettings::setDragvalue_mode(mode);
+}
+
+void DragValue::slotSetDirectUpdate(bool directUpdate)
+{
+ KdenliveSettings::setDragvalue_directupdate(directUpdate);
+}
+
+void DragValue::setInTimelineProperty(bool intimeline)
+{
+ if (m_label->property("inTimeline").toBool() == intimeline) return;
+ m_label->setProperty("inTimeline", intimeline);
+ style()->unpolish(m_label);
+ style()->polish(m_label);
+ m_label->update();
+ if (m_intEdit) {
+ m_intEdit->setProperty("inTimeline", intimeline);
+ style()->unpolish(m_intEdit);
+ style()->polish(m_intEdit);
+ m_intEdit->update();
}
+ else {
+ m_doubleEdit->setProperty("inTimeline", intimeline);
+ style()->unpolish(m_doubleEdit);
+ style()->polish(m_doubleEdit);
+ m_doubleEdit->update();
+ }
+
}
-void DragValue::mouseReleaseEvent(QMouseEvent* e)
+CustomLabel::CustomLabel(const QString &label, bool showSlider, int range, QWidget* parent) :
+ QProgressBar(parent),
+ m_dragMode(false),
+ m_showSlider(showSlider),
+ m_step(10.0)
+ //m_precision(pow(10, precision)),
{
- m_dragMode = false;
- if (m_dragLastPosition == m_dragStartPosition) {
- // value was not changed through dragging (mouse position stayed the same since mousePressEvent)
- m_edit->setEnabled(true);
- m_edit->setFocus(Qt::MouseFocusReason);
- } else {
- setValue(value(), true);
- m_dragLastPosition = m_dragStartPosition;
+ setFont(KGlobalSettings::toolBarFont());
+ setFormat(' ' + label);
+ setFocusPolicy(Qt::StrongFocus);
+ setCursor(Qt::PointingHandCursor);
+ setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Maximum);
+ if (showSlider) setRange(0, 1000);
+ else {
+ setRange(0, range);
+ QSize sh;
+ const QFontMetrics &fm = fontMetrics();
+ sh.setWidth(fm.width(' ' + label + ' '));
+ setMaximumWidth(sh.width());
+ setObjectName("dragOnly");
+ }
+ setValue(0);
+}
+
+void CustomLabel::mousePressEvent(QMouseEvent* e)
+{
+ if (e->button() == Qt::LeftButton) {
+ m_dragStartPosition = m_dragLastPosition = e->pos();
e->accept();
}
+ else if (e->button() == Qt::MidButton) {
+ emit resetValue();
+ m_dragStartPosition = QPoint(-1, -1);
+ }
+ else QWidget::mousePressEvent(e);
}
-void DragValue::wheelEvent(QWheelEvent* e)
+void CustomLabel::mouseMoveEvent(QMouseEvent* e)
{
- if (e->delta() > 0)
- slotValueInc();
- else
- slotValueDec();
+ if (m_dragStartPosition != QPoint(-1, -1)) {
+ if (!m_dragMode && (e->pos() - m_dragStartPosition).manhattanLength() >= QApplication::startDragDistance()) {
+ m_dragMode = true;
+ m_dragLastPosition = e->pos();
+ e->accept();
+ return;
+ }
+ if (m_dragMode) {
+ if (KdenliveSettings::dragvalue_mode() > 0 || !m_showSlider) {
+ int diff = e->x() - m_dragLastPosition.x();
+
+ if (e->modifiers() == Qt::ControlModifier)
+ diff *= 2;
+ else if (e->modifiers() == Qt::ShiftModifier)
+ diff /= 2;
+ if (KdenliveSettings::dragvalue_mode() == 2)
+ diff = (diff > 0 ? 1 : -1) * pow(diff, 2);
+
+ double nv = value() + diff * m_step;
+ if (nv != value()) setNewValue(nv, KdenliveSettings::dragvalue_directupdate());
+ }
+ else {
+ double nv = minimum() + ((double) maximum() - minimum()) / width() * e->pos().x();
+ if (nv != value()) setNewValue(nv, KdenliveSettings::dragvalue_directupdate());
+ }
+ m_dragLastPosition = e->pos();
+ e->accept();
+ }
+ }
+ else QWidget::mouseMoveEvent(e);
}
-void DragValue::focusInEvent(QFocusEvent* e)
+void CustomLabel::mouseReleaseEvent(QMouseEvent* e)
{
- if (e->reason() == Qt::TabFocusReason || e->reason() == Qt::BacktabFocusReason) {
- m_edit->setEnabled(true);
- m_edit->setFocus(e->reason());
- } else {
- QWidget::focusInEvent(e);
+ if (e->button() == Qt::MidButton) {
+ e->accept();
+ return;
+ }
+ if (e->modifiers() == Qt::ControlModifier) {
+ emit setInTimeline();
+ e->accept();
+ return;
}
+ if (m_dragMode) {
+ setNewValue(value(), true);
+ m_dragLastPosition = m_dragStartPosition;
+ e->accept();
+ }
+ else if (m_showSlider) {
+ setNewValue((double) maximum() * e->pos().x() / width(), true);
+ m_dragLastPosition = m_dragStartPosition;
+ e->accept();
+ }
+ m_dragMode = false;
}
-void DragValue::slotValueInc()
+void CustomLabel::wheelEvent(QWheelEvent* e)
{
- setValue(m_edit->text().toDouble() + m_step);
+ if (e->delta() > 0) {
+ if (e->modifiers() == Qt::ControlModifier) slotValueInc(10);
+ else if (e->modifiers() == Qt::AltModifier) slotValueInc(0.1);
+ else slotValueInc();
+ }
+ else {
+ if (e->modifiers() == Qt::ControlModifier) slotValueDec(10);
+ else if (e->modifiers() == Qt::AltModifier) slotValueDec(0.1);
+ else slotValueDec();
+ }
+ e->accept();
}
-void DragValue::slotValueDec()
+void CustomLabel::slotValueInc(double factor)
{
- setValue(m_edit->text().toDouble() - m_step);
+ setNewValue(value() + m_step * factor, true);
}
-void DragValue::slotEditingFinished()
+void CustomLabel::slotValueDec(double factor)
{
- qreal value = m_edit->text().toDouble();
- m_edit->setEnabled(false);
- emit valueChanged(value, true);
+ setNewValue(value() - m_step * factor, true);
}
-void DragValue::updateMaxWidth()
+void CustomLabel::setProgressValue(double value)
{
- int val = (int)(log10(qAbs(m_maximum) > qAbs(m_minimum) ? qAbs(m_maximum) : qAbs(m_minimum)) + .5);
- val += m_precision;
- if (m_precision)
- val += 1;
- if (m_minimum < 0)
- val += 1;
- QFontMetrics fm = m_edit->fontMetrics();
- m_edit->setMaximumWidth(fm.width(QString().rightJustified(val, '8')));
+ setValue(qRound(value));
}
-void DragValue::slotShowContextMenu(const QPoint& pos)
+void CustomLabel::setNewValue(double value, bool update)
{
- // values might have been changed by another object of this class
- m_nonlinearScale->setChecked(KdenliveSettings::dragvalue_nonlinear());
- m_directUpdate->setChecked(KdenliveSettings::dragvalue_directupdate());
- m_menu->exec(mapToGlobal(pos));
+ setValue(qRound(value));
+ emit valueChanged(qRound(value), update);
}
-void DragValue::slotSetNonlinearScale(bool nonlinear)
+void CustomLabel::setStep(double step)
{
- KdenliveSettings::setDragvalue_nonlinear(nonlinear);
+ m_step = step;
}
-void DragValue::slotSetDirectUpdate(bool directUpdate)
+void CustomLabel::focusInEvent(QFocusEvent*)
{
- KdenliveSettings::setDragvalue_directupdate(directUpdate);
+ setFocusPolicy(Qt::WheelFocus);
+}
+
+void CustomLabel::focusOutEvent(QFocusEvent*)
+{
+ setFocusPolicy(Qt::StrongFocus);
}
#include "dragvalue.moc"