X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fqtui%2Fcolumnhandleitem.cpp;h=676ce94856bd6c49c61a2870e4c7c3d90ce15d42;hp=bfe6ee5fbe44f80edb5f9da486364ace65359381;hb=f04db2cb802b1296ca739c823495930c71d3b4ab;hpb=62192fb6cd9cc211b5b9fe844c9b4c2f98f923cc diff --git a/src/qtui/columnhandleitem.cpp b/src/qtui/columnhandleitem.cpp index bfe6ee5f..676ce948 100644 --- a/src/qtui/columnhandleitem.cpp +++ b/src/qtui/columnhandleitem.cpp @@ -1,140 +1,166 @@ /*************************************************************************** -* Copyright (C) 2005-08 by the Quassel IRC Team * -* devel@quassel-irc.org * -* * -* 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) version 3. * -* * -* 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; if not, write to the * -* Free Software Foundation, Inc., * -* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * -***************************************************************************/ - + * Copyright (C) 2005-2013 by the Quassel Project * + * devel@quassel-irc.org * + * * + * 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) version 3. * + * * + * 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; if not, write to the * + * Free Software Foundation, Inc., * + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * + ***************************************************************************/ + +#include "chatview.h" #include "columnhandleitem.h" #include #include -#include #include #include #include -#include - ColumnHandleItem::ColumnHandleItem(qreal w, QGraphicsItem *parent) - : QGraphicsItem(parent), + : QGraphicsObject(parent), _width(w), _boundingRect(-_width/2, 0, _width, 0), - _hover(0), _moving(false), + _offset(0), _minXPos(0), _maxXPos(0), - _timeLine(150) + _opacity(0), + _animation(new QPropertyAnimation(this, "opacity", this)) { - setAcceptsHoverEvents(true); - setZValue(10); - setCursor(QCursor(Qt::OpenHandCursor)); + setAcceptsHoverEvents(true); + setZValue(10); + setCursor(QCursor(Qt::OpenHandCursor)); - connect(&_timeLine, SIGNAL(valueChanged(qreal)), this, SLOT(hoverChanged(qreal))); -} + _animation->setStartValue(0); + _animation->setEndValue(1); + _animation->setDirection(QPropertyAnimation::Forward); + _animation->setDuration(350); + _animation->setEasingCurve(QEasingCurve::InOutSine); -void ColumnHandleItem::setXPos(qreal xpos) { - setPos(xpos, 0); - QRectF sceneBRect = _boundingRect.translated(x(), 0); - _sceneLeft = sceneBRect.left(); - _sceneRight = sceneBRect.right(); + //connect(&_timeLine, SIGNAL(valueChanged(qreal)), this, SLOT(hoverChanged(qreal))); } -void ColumnHandleItem::setXLimits(qreal min, qreal max) { - _minXPos = min; - _maxXPos = max; - //if(x() < min) setPos(min, 0); - //else if(x() > max) setPos(max - width(), 0); + +void ColumnHandleItem::setXPos(qreal xpos) +{ + setPos(xpos, 0); + QRectF sceneBRect = _boundingRect.translated(x(), 0); + _sceneLeft = sceneBRect.left(); + _sceneRight = sceneBRect.right(); } -void ColumnHandleItem::sceneRectChanged(const QRectF &rect) { - prepareGeometryChange(); - _boundingRect = QRectF(-_width/2, rect.y(), _width, rect.height()); + +void ColumnHandleItem::setXLimits(qreal min, qreal max) +{ + _minXPos = min; + _maxXPos = max; + //if(x() < min) setPos(min, 0); + //else if(x() > max) setPos(max - width(), 0); } -void ColumnHandleItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) { - if(event->buttons() & Qt::LeftButton && _moving) { - if(contains(event->lastPos())) { - qreal newx = x() + (event->scenePos() - event->lastScenePos()).x(); - if(newx < _minXPos) newx = _minXPos; - else if(newx + width() > _maxXPos) newx = _maxXPos - width(); - setPos(newx, 0); - } - event->accept(); - } else { - event->ignore(); - } + +void ColumnHandleItem::sceneRectChanged(const QRectF &rect) +{ + prepareGeometryChange(); + _boundingRect = QRectF(-_width/2, rect.y(), _width, rect.height()); } -void ColumnHandleItem::mousePressEvent(QGraphicsSceneMouseEvent *event) { - if(event->buttons() & Qt::LeftButton) { - setCursor(QCursor(Qt::ClosedHandCursor)); - _moving = true; - event->accept(); - } else { - event->ignore(); - } + +void ColumnHandleItem::setOpacity(qreal opacity) +{ + _opacity = opacity; + update(); } -void ColumnHandleItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) { - if(_moving) { - _moving = false; - setCursor(QCursor(Qt::OpenHandCursor)); - QRectF sceneBRect = _boundingRect.translated(x(), 0); - _sceneLeft = sceneBRect.left(); - _sceneRight = sceneBRect.right(); - emit positionChanged(x()); - event->accept(); - } else { - event->ignore(); - } + +void ColumnHandleItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) +{ + if (event->buttons() & Qt::LeftButton && _moving) { + qreal newx = event->scenePos().x() - _offset; + if (newx < _minXPos) + newx = _minXPos; + else if (newx + width() > _maxXPos) + newx = _maxXPos - width(); + setPos(newx, 0); + event->accept(); + } + else { + event->ignore(); + } } -void ColumnHandleItem::hoverEnterEvent(QGraphicsSceneHoverEvent *event) { - Q_UNUSED(event); - _timeLine.setDirection(QTimeLine::Forward); - if(_timeLine.state() != QTimeLine::Running) - _timeLine.start(); +void ColumnHandleItem::mousePressEvent(QGraphicsSceneMouseEvent *event) +{ + if (event->buttons() & Qt::LeftButton) { + QApplication::setOverrideCursor(Qt::ClosedHandCursor); + _moving = true; + _offset = event->pos().x(); + event->accept(); + } + else { + event->ignore(); + } } -void ColumnHandleItem::hoverLeaveEvent(QGraphicsSceneHoverEvent *event) { - Q_UNUSED(event); - _timeLine.setDirection(QTimeLine::Backward); - if(_timeLine.state() != QTimeLine::Running) - _timeLine.start(); +void ColumnHandleItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) +{ + if (_moving) { + _moving = false; + QRectF sceneBRect = _boundingRect.translated(x(), 0); + _sceneLeft = sceneBRect.left(); + _sceneRight = sceneBRect.right(); + emit positionChanged(x()); + QApplication::restoreOverrideCursor(); + event->accept(); + } + else { + event->ignore(); + } } -void ColumnHandleItem::hoverChanged(qreal value) { - _hover = value; - update(); + +void ColumnHandleItem::hoverEnterEvent(QGraphicsSceneHoverEvent *event) +{ + Q_UNUSED(event); + + _animation->setDirection(QPropertyAnimation::Forward); + _animation->start(); } -void ColumnHandleItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) { - Q_UNUSED(option); - Q_UNUSED(widget); - - QLinearGradient gradient(boundingRect().topLeft(), boundingRect().topRight()); - QColor rulerColor = QApplication::palette().windowText().color(); - rulerColor.setAlphaF(_hover); - gradient.setColorAt(0, Qt::transparent); - gradient.setColorAt(0.4, rulerColor); - gradient.setColorAt(0.6, rulerColor); - gradient.setColorAt(1, Qt::transparent); - painter->fillRect(boundingRect(), gradient); + +void ColumnHandleItem::hoverLeaveEvent(QGraphicsSceneHoverEvent *event) +{ + Q_UNUSED(event); + + _animation->setDirection(QPropertyAnimation::Backward); + _animation->start(); } + +void ColumnHandleItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) +{ + Q_UNUSED(option); + Q_UNUSED(widget); + + QLinearGradient gradient(boundingRect().topLeft(), boundingRect().topRight()); + QColor color = QApplication::palette().windowText().color(); + color.setAlphaF(_opacity); + gradient.setColorAt(0, Qt::transparent); + gradient.setColorAt(0.45, color); + gradient.setColorAt(0.55, color); + gradient.setColorAt(1, Qt::transparent); + painter->fillRect(boundingRect(), gradient); +}