/***************************************************************************
-* Copyright (C) 2005-08 by the Quassel IRC Team *
+* Copyright (C) 2005-09 by the Quassel Project *
* devel@quassel-irc.org *
* *
* This program is free software; you can redistribute it and/or modify *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
+#include "columnhandleitem.h"
+
+#include <QApplication>
#include <QCursor>
#include <QGraphicsScene>
#include <QGraphicsSceneHoverEvent>
#include <QPainter>
+#include <QPalette>
#include <QDebug>
-#include "columnhandleitem.h"
-
ColumnHandleItem::ColumnHandleItem(qreal w, QGraphicsItem *parent)
: QGraphicsItem(parent),
_width(w),
+ _boundingRect(-_width/2, 0, _width, 0),
_hover(0),
- _timeLine(150),
_moving(false),
_minXPos(0),
- _maxXPos(0)
+ _maxXPos(0),
+ _timeLine(350),
+ _rulerColor(QApplication::palette().windowText().color())
{
+ _timeLine.setUpdateInterval(20);
+
setAcceptsHoverEvents(true);
setZValue(10);
setCursor(QCursor(Qt::OpenHandCursor));
}
void ColumnHandleItem::setXPos(qreal xpos) {
- setPos(xpos - width()/2, 0);
+ setPos(xpos, 0);
+ QRectF sceneBRect = _boundingRect.translated(x(), 0);
+ _sceneLeft = sceneBRect.left();
+ _sceneRight = sceneBRect.right();
}
void ColumnHandleItem::setXLimits(qreal min, qreal max) {
}
void ColumnHandleItem::sceneRectChanged(const QRectF &rect) {
- if(rect.height() != boundingRect().height())
- prepareGeometryChange();
+ prepareGeometryChange();
+ _boundingRect = QRectF(-_width/2, rect.y(), _width, rect.height());
}
void ColumnHandleItem::mouseMoveEvent(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::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) {
Q_UNUSED(option);
Q_UNUSED(widget);
-
- QLinearGradient gradient(0, 0, width(), 0);
- gradient.setColorAt(0.25, Qt::transparent);
- gradient.setColorAt(0.5, QColor(0, 0, 0, _hover * 200));
- gradient.setColorAt(0.75, Qt::transparent);
+
+ 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);
}