--- /dev/null
+/* This file is part of the KDE project
+ Copyright (c) 2007 Casper Boemann <cbr@boemann.dk>
+ Copyright (c) 2010 Jean-Baptiste Mardelle <jb@kdenlive.org>
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+*/
+#include "KoSliderCombo.h"
+
+#include <QTimer>
+#include <QApplication>
+#include <QSize>
+#include <QSlider>
+#include <QStyle>
+#include <QStylePainter>
+#include <QStyleOptionSlider>
+#include <QLineEdit>
+#include <QValidator>
+#include <QHBoxLayout>
+#include <QFrame>
+#include <QMenu>
+#include <QMouseEvent>
+#include <QDoubleSpinBox>
+#include <QDesktopWidget>
+
+#include <kglobal.h>
+#include <klocale.h>
+#include <kdebug.h>
+
+class KoSliderComboContainer : public QMenu
+{
+public:
+ KoSliderComboContainer(KoSliderCombo *parent) : QMenu(parent ), m_parent(parent) {}
+
+protected:
+ virtual void mousePressEvent(QMouseEvent *e);
+private:
+ KoSliderCombo *m_parent;
+};
+
+void KoSliderComboContainer::mousePressEvent(QMouseEvent *e)
+{
+ QStyleOptionComboBox opt;
+ opt.init(m_parent);
+ opt.subControls = QStyle::SC_All;
+ opt.activeSubControls = QStyle::SC_ComboBoxArrow;
+ QStyle::SubControl sc = style()->hitTestComplexControl(QStyle::CC_ComboBox, &opt,
+ m_parent->mapFromGlobal(e->globalPos()),
+ m_parent);
+ if (sc == QStyle::SC_ComboBoxArrow)
+ setAttribute(Qt::WA_NoMouseReplay);
+ QMenu::mousePressEvent(e);
+}
+
+class KoSliderCombo::KoSliderComboPrivate {
+public:
+ KoSliderCombo *thePublic;
+ QValidator *m_validator;
+ QTimer m_timer;
+ KoSliderComboContainer *container;
+ QSlider *slider;
+ QStyle::StateFlag arrowState;
+ qreal minimum;
+ qreal maximum;
+ int decimals;
+ bool firstShowOfSlider;
+
+ void showPopup();
+ void hidePopup();
+
+ void sliderValueChanged(int value);
+ void sliderReleased();
+ void lineEditFinished();
+};
+
+KoSliderCombo::KoSliderCombo(QWidget *parent)
+ : QComboBox(parent)
+ ,d(new KoSliderComboPrivate())
+{
+ d->thePublic = this;
+ d->minimum = 0.0;
+ d->maximum = 100.0;
+ d->decimals = 2;
+ d->container = new KoSliderComboContainer(this);
+ d->container->setAttribute(Qt::WA_WindowPropagation);
+ QStyleOptionComboBox opt;
+ opt.init(this);
+// d->container->setFrameStyle(style()->styleHint(QStyle::SH_ComboBox_PopupFrameStyle, &opt, this));
+
+ d->slider = new QSlider(Qt::Horizontal);
+ d->slider->setMinimum(0);
+ d->slider->setMaximum(256);
+ d->slider->setPageStep(10);
+ d->slider->setValue(0);
+ // When set to true, causes flicker on Qt 4.6. Any reason to keep it?
+ d->firstShowOfSlider = false; //true;
+
+ QHBoxLayout * l = new QHBoxLayout();
+ l->setMargin(2);
+ l->setSpacing(2);
+ l->addWidget(d->slider);
+ d->container->setLayout(l);
+ d->container->resize(200, 30);
+
+ setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
+
+ setEditable(true);
+ setEditText(KGlobal::locale()->formatNumber(0, d->decimals));
+
+ connect(d->slider, SIGNAL(valueChanged(int)), SLOT(sliderValueChanged(int)));
+ connect(d->slider, SIGNAL(sliderReleased()), SLOT(sliderReleased()));
+ connect(lineEdit(), SIGNAL(editingFinished()), SLOT(lineEditFinished()));
+}
+
+KoSliderCombo::~KoSliderCombo()
+{
+ delete d;
+}
+
+QSize KoSliderCombo::sizeHint() const
+{
+ return minimumSizeHint();
+}
+
+QSize KoSliderCombo::minimumSizeHint() const
+{
+ QSize sh;
+
+ const QFontMetrics &fm = fontMetrics();
+
+ sh.setWidth(5 * fm.width(QLatin1Char('8')));
+ sh.setHeight(qMax(fm.lineSpacing(), 14) + 2);
+
+ // add style and strut values
+ QStyleOptionComboBox opt;
+ opt.init(this);
+ opt.subControls = QStyle::SC_All;
+ opt.editable = true;
+ sh = style()->sizeFromContents(QStyle::CT_ComboBox, &opt, sh, this);
+
+ return sh.expandedTo(QApplication::globalStrut());
+}
+
+void KoSliderCombo::KoSliderComboPrivate::showPopup()
+{
+ if(firstShowOfSlider) {
+ container->show(); //show container a bit early so the slider can be layout'ed
+ firstShowOfSlider = false;
+ }
+
+ QStyleOptionSlider opt;
+ opt.init(slider);
+ opt.maximum=256;
+ opt.sliderPosition = opt.sliderValue = slider->value();
+ int hdlPos = thePublic->style()->subControlRect(QStyle::CC_Slider, &opt, QStyle::SC_SliderHandle).center().x();
+
+ QStyleOptionComboBox optThis;
+ optThis.init(thePublic);
+ optThis.subControls = QStyle::SC_All;
+ optThis.editable = true;
+ int arrowPos = thePublic->style()->subControlRect(QStyle::CC_ComboBox, &optThis, QStyle::SC_ComboBoxArrow).center().x();
+
+ QSize popSize = container->size();
+ QRect popupRect(thePublic->mapToGlobal(QPoint(arrowPos - hdlPos - slider->x(), thePublic->size().height())), popSize);
+
+ // Make sure the popup is not drawn outside the screen area
+ QRect screenRect = QApplication::desktop()->availableGeometry(container);
+ if (popupRect.right() > screenRect.right())
+ popupRect.translate(screenRect.right() - popupRect.right(), 0);
+ if (popupRect.left() < screenRect.left())
+ popupRect.translate(screenRect.left() - popupRect.left(), 0);
+ if (popupRect.bottom() > screenRect.bottom())
+ popupRect.translate(0, -(thePublic->height() + container->height()));
+
+ container->setGeometry(popupRect);
+ container->raise();
+ container->show();
+ slider->setFocus();
+}
+
+void KoSliderCombo::KoSliderComboPrivate::hidePopup()
+{
+ container->hide();
+}
+
+void KoSliderCombo::hideEvent(QHideEvent *)
+{
+ d->hidePopup();
+}
+
+void KoSliderCombo::changeEvent(QEvent *e)
+{
+ switch (e->type())
+ {
+ case QEvent::EnabledChange:
+ if (!isEnabled())
+ d->hidePopup();
+ break;
+ case QEvent::PaletteChange:
+ d->container->setPalette(palette());
+ break;
+ default:
+ break;
+ }
+ QComboBox::changeEvent(e);
+}
+
+void KoSliderCombo::paintEvent(QPaintEvent *)
+{
+ QStylePainter gc(this);
+
+ gc.setPen(palette().color(QPalette::Text));
+
+ QStyleOptionComboBox opt;
+ opt.init(this);
+ opt.subControls = QStyle::SC_All;
+ opt.editable = true;
+ gc.drawComplexControl(QStyle::CC_ComboBox, opt);
+ gc.drawControl(QStyle::CE_ComboBoxLabel, opt);
+}
+
+void KoSliderCombo::mousePressEvent(QMouseEvent *e)
+{
+ QStyleOptionComboBox opt;
+ opt.init(this);
+ opt.subControls = QStyle::SC_All;
+ opt.editable = true;
+ QStyle::SubControl sc = style()->hitTestComplexControl(QStyle::CC_ComboBox, &opt, e->pos(),
+ this);
+ if (sc == QStyle::SC_ComboBoxArrow && !d->container->isVisible())
+ {
+ d->showPopup();
+ }
+ else
+ QComboBox::mousePressEvent(e);
+}
+
+void KoSliderCombo::keyPressEvent(QKeyEvent *e)
+{
+ if (e->key() == Qt::Key_Up) setValue(value() + d->slider->singleStep() * maximum() / 256 + 0.5);
+ else if (e->key() == Qt::Key_Down) setValue(value() - d->slider->singleStep() * maximum() / 256 - 0.5);
+ else QComboBox::keyPressEvent(e);
+}
+
+void KoSliderCombo::wheelEvent(QWheelEvent *e)
+{
+ if (e->delta() > 0) setValue(value() + d->slider->singleStep() * maximum() / 256 + 0.5);
+ else setValue(value() - d->slider->singleStep() * maximum() / 256 - 0.5);
+}
+
+void KoSliderCombo::KoSliderComboPrivate::lineEditFinished()
+{
+ qreal value = thePublic->currentText().toDouble();
+ slider->blockSignals(true);
+ slider->setValue(int((value - minimum) * 256 / maximum + 0.5));
+ slider->blockSignals(false);
+ emit thePublic->valueChanged(value, true);
+}
+
+void KoSliderCombo::KoSliderComboPrivate::sliderValueChanged(int slidervalue)
+{
+ thePublic->setEditText(KGlobal::locale()->formatNumber(minimum + maximum*slidervalue/256, decimals));
+
+ qreal value = thePublic->currentText().toDouble();
+ emit thePublic->valueChanged(value, false);
+}
+
+void KoSliderCombo::KoSliderComboPrivate::sliderReleased()
+{
+ qreal value = thePublic->currentText().toDouble();
+ emit thePublic->valueChanged(value, true);
+}
+
+qreal KoSliderCombo::maximum() const
+{
+ return d->maximum;
+}
+
+qreal KoSliderCombo::minimum() const
+{
+ return d->minimum;
+}
+
+qreal KoSliderCombo::decimals() const
+{
+ return d->decimals;
+}
+
+qreal KoSliderCombo::value() const
+{
+ return currentText().toDouble();
+}
+
+void KoSliderCombo::setDecimals(int dec)
+{
+ d->decimals = dec;
+ if (dec == 0) lineEdit()->setValidator(new QIntValidator(this));
+ else lineEdit()->setValidator(new QDoubleValidator(this));
+}
+
+void KoSliderCombo::setMinimum(qreal min)
+{
+ d->minimum = min;
+}
+
+void KoSliderCombo::setMaximum(qreal max)
+{
+ d->maximum = max;
+}
+
+void KoSliderCombo::setValue(qreal value)
+{
+ if(value < d->minimum)
+ value = d->minimum;
+ if(value > d->maximum)
+ value = d->maximum;
+ setEditText(KGlobal::locale()->formatNumber(value, d->decimals));
+ d->slider->blockSignals(true);
+ d->slider->setValue(int((value - d->minimum) * 256 / d->maximum + 0.5));
+ d->slider->blockSignals(false);
+ emit valueChanged(value, true);
+}
+
+#include <KoSliderCombo.moc>
--- /dev/null
+/* This file is part of the KDE project
+ Copyright (c) 2007 Casper Boemann <cbr@boemann.dk>
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+*/
+
+#ifndef KOSLIDERCOMBO_H_
+#define KOSLIDERCOMBO_H_
+
+#include <QComboBox>
+
+#include "kowidgets_export.h"
+
+/**
+ * @short A widget for qreal values with a popup slider
+ *
+ * KoSliderCombo combines a numerical input and a dropdown slider in a way that takes up as
+ * little screen space as possible.
+ *
+ * It allows the user to either enter a floating point value or quickly set the value using a slider
+ *
+ * One signal is emitted when the value changes. The signal is even emitted when the slider
+ * is moving. The second argument of the signal however tells you if the value is final or not. A
+ * final value is produced by entering a value numerically or by releasing the slider.
+ *
+ * The input of the numerical line edit is constrained to numbers and decimal signs.
+ */
+class KOWIDGETS_EXPORT KoSliderCombo : public QComboBox
+{
+
+ Q_OBJECT
+
+public:
+
+ /**
+ * Constructor for the widget, where value is set to 0
+ *
+ * @param parent parent QWidget
+ */
+ KoSliderCombo(QWidget *parent=0);
+
+ /**
+ * Destructor
+ */
+ virtual ~KoSliderCombo();
+
+ /**
+ * The precision of values given as the number of digits after the period.
+ * default is 2
+ */
+ qreal decimals() const;
+
+ /**
+ * The minimum value that can be entered.
+ * default is 0
+ */
+ qreal minimum() const;
+
+ /**
+ * The maximum value that can be entered.
+ * default is 100
+ */
+ qreal maximum() const;
+
+ /**
+ * Sets the precision of the entered values.
+ * @param number the number of digits after the period
+ */
+
+ void setDecimals(int number);
+
+ /**
+ * Sets the minimum value that can be entered.
+ * @param min the minimum value
+ */
+ void setMinimum(qreal min);
+
+ /**
+ * Sets the maximum value that can be entered.
+ * @param max the maximum value
+ */
+ void setMaximum(qreal max);
+
+ /**
+ * The value shown.
+ */
+ qreal value() const;
+
+ virtual QSize minimumSizeHint() const; ///< reimplemented from QComboBox
+ virtual QSize sizeHint() const; ///< reimplemented from QComboBox
+
+public slots:
+
+ /**
+ * Sets the value.
+ * The value actually set is forced to be within the legal range: minimum <= value <= maximum
+ * @param value the new value
+ */
+ void setValue(qreal value);
+
+signals:
+
+ /**
+ * Emitted every time the value changes (by calling setValue() or
+ * by user interaction).
+ * @param value the new value
+ * @param final if the value is final ie not produced during sliding (on slider release it's final)
+ */
+ void valueChanged(qreal value, bool final);
+
+protected:
+ virtual void paintEvent(QPaintEvent *); ///< reimplemented from QComboBox
+ virtual void hideEvent(QHideEvent *); ///< reimplemented from QComboBox
+ virtual void changeEvent(QEvent *e); ///< reimplemented from QComboBox
+ virtual void mousePressEvent(QMouseEvent *e); ///< reimplemented from QComboBox
+ virtual void keyPressEvent(QKeyEvent *e); ///< reimplemented from QComboBox
+ virtual void wheelEvent(QWheelEvent *e); ///< reimplemented from QComboBox
+
+private:
+ Q_PRIVATE_SLOT(d, void sliderValueChanged(int value))
+ Q_PRIVATE_SLOT(d, void sliderReleased())
+ Q_PRIVATE_SLOT(d, void lineEditFinished())
+
+ class KoSliderComboPrivate;
+ KoSliderComboPrivate * const d;
+};
+
+#endif
#include "titlewidget.h"
#include "kdenlivesettings.h"
+#include "KoSliderCombo.h"
#include <cmath>
frame_properties->setEnabled(false);
frame_properties->setFixedHeight(frame_toolbar->height());
+ // Set combo sliders values
+ textAlpha->setMinimum(0);
+ textAlpha->setMaximum(255);
+ textAlpha->setDecimals(0);
+ textAlpha->setValue(255);
+ textAlpha->setToolTip(i18n("Font color opacity"));
+
+ textOutlineAlpha->setMinimum(0);
+ textOutlineAlpha->setMaximum(255);
+ textOutlineAlpha->setDecimals(0);
+ textOutlineAlpha->setValue(255);
+ textOutlineAlpha->setToolTip(i18n("Outline color opacity"));
+
+ textOutline->setMinimum(0);
+ textOutline->setMaximum(200);
+ textOutline->setDecimals(0);
+ textOutline->setValue(0);
+ textOutline->setToolTip(i18n("Outline width"));
+
itemzoom->setSuffix(i18n("%"));
m_frameWidth = render->renderWidth();
m_frameHeight = render->renderHeight();
connect(textOutlineColor, SIGNAL(clicked()), this, SLOT(slotUpdateText())) ;
connect(font_family, SIGNAL(currentFontChanged(const QFont &)), this, SLOT(slotUpdateText())) ;
connect(font_size, SIGNAL(valueChanged(int)), this, SLOT(slotUpdateText())) ;
- connect(textAlpha, SIGNAL(valueChanged(int)), this, SLOT(slotUpdateText()));
- connect(textOutline, SIGNAL(valueChanged(int)), this, SLOT(slotUpdateText()));
- connect(textOutlineAlpha, SIGNAL(valueChanged(int)), this, SLOT(slotUpdateText()));
+ connect(textAlpha, SIGNAL(valueChanged(qreal, bool)), this, SLOT(slotUpdateText()));
+ connect(textOutline, SIGNAL(valueChanged(qreal, bool)), this, SLOT(slotUpdateText()));
+ connect(textOutlineAlpha, SIGNAL(valueChanged(qreal, bool)), this, SLOT(slotUpdateText()));
connect(font_weight_box, SIGNAL(currentIndexChanged(int)), this, SLOT(slotUpdateText()));
connect(font_family, SIGNAL(editTextChanged(const QString &)), this, SLOT(slotFontText(const QString&)));
<rect>
<x>0</x>
<y>0</y>
- <width>1414</width>
- <height>720</height>
+ <width>900</width>
+ <height>579</height>
</rect>
</property>
<property name="sizePolicy">
<item row="0" column="5" colspan="4">
<widget class="QFrame" name="frame_properties">
<property name="sizePolicy">
- <sizepolicy hsizetype="Maximum" vsizetype="Preferred">
+ <sizepolicy hsizetype="MinimumExpanding" vsizetype="Preferred">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
<item row="0" column="0">
<layout class="QHBoxLayout" name="horizontalLayout_4">
<item>
- <widget class="QFontComboBox" name="font_family"/>
- </item>
- <item>
- <widget class="QLabel" name="label_20">
+ <widget class="QLabel" name="label_17">
<property name="text">
- <string>Size</string>
+ <string>Font</string>
</property>
</widget>
</item>
+ <item>
+ <widget class="QFontComboBox" name="font_family"/>
+ </item>
<item>
<widget class="QSpinBox" name="font_size">
<property name="minimum">
<verstretch>0</verstretch>
</sizepolicy>
</property>
+ <property name="flat">
+ <bool>false</bool>
+ </property>
<property name="color">
<color>
<red>0</red>
</widget>
</item>
<item>
- <widget class="QSlider" name="textAlpha">
- <property name="maximum">
- <number>255</number>
- </property>
- <property name="pageStep">
- <number>1</number>
- </property>
- <property name="value">
- <number>255</number>
- </property>
- <property name="orientation">
- <enum>Qt::Horizontal</enum>
- </property>
- </widget>
- </item>
- <item>
- <widget class="KColorButton" name="textOutlineColor"/>
- </item>
- <item>
- <widget class="QSlider" name="textOutline">
- <property name="maximum">
- <number>200</number>
- </property>
- <property name="pageStep">
- <number>1</number>
- </property>
- <property name="orientation">
- <enum>Qt::Horizontal</enum>
- </property>
- </widget>
- </item>
- <item>
- <widget class="QSlider" name="textOutlineAlpha">
- <property name="maximum">
- <number>255</number>
- </property>
- <property name="pageStep">
- <number>1</number>
- </property>
- <property name="value">
- <number>255</number>
- </property>
- <property name="orientation">
- <enum>Qt::Horizontal</enum>
- </property>
- </widget>
+ <widget class="KoSliderCombo" name="textAlpha"/>
</item>
<item>
<widget class="QComboBox" name="font_weight_box"/>
</property>
</widget>
</item>
+ <item>
+ <widget class="Line" name="line_4">
+ <property name="orientation">
+ <enum>Qt::Vertical</enum>
+ </property>
+ </widget>
+ </item>
+ <item>
+ <widget class="QLabel" name="label_18">
+ <property name="text">
+ <string>Outline</string>
+ </property>
+ </widget>
+ </item>
+ <item>
+ <widget class="KoSliderCombo" name="textOutline"/>
+ </item>
+ <item>
+ <widget class="KColorButton" name="textOutlineColor"/>
+ </item>
+ <item>
+ <widget class="KoSliderCombo" name="textOutlineAlpha"/>
+ </item>
+ <item>
+ <widget class="Line" name="line_5">
+ <property name="orientation">
+ <enum>Qt::Vertical</enum>
+ </property>
+ </widget>
+ </item>
<item>
<widget class="QToolButton" name="buttonAlignNone">
<property name="text">
<extends>KLineEdit</extends>
<header>krestrictedline.h</header>
</customwidget>
+ <customwidget>
+ <class>KoSliderCombo</class>
+ <extends>QComboBox</extends>
+ <header>KoSliderCombo.h</header>
+ </customwidget>
</customwidgets>
<resources/>
<connections>