1 /*

     2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 */

    17 

    18 #include <QGesture>

    19 #include <QPainter>

    20 #include <QTimer>

    21 #include <hblabel.h>

    22 #include <hbgridviewitem>

    23 #include <hbmainwindow>

    24 #include "hglongpressvisualizer.h"

    25 

    26 HgLongPressVisualizer::HgLongPressVisualizer(QGraphicsItem* parent) : HbWidget(parent),

    27     active(false),

    28     spanAngle(0)

    29 {

    30 

    31 }

    32 

    33 HgLongPressVisualizer::~HgLongPressVisualizer()

    34 {

    35     

    36 }

    37 

    38 

    39 void HgLongPressVisualizer::paint( QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)

    40 {

    41     Q_UNUSED(option);

    42     Q_UNUSED(widget);

    43     

    44     if (active) {

    45         QPen pen( Qt::lightGray );

    46         pen.setWidth(5);

    47         painter->setPen(pen);

    48         painter->drawArc(rect, 90*16, -spanAngle*16);

    49     }

    50 }

    51 

    52 void HgLongPressVisualizer::start(const QPointF& scenePos)

    53 {

    54     prepareGeometryChange();

    55     rect = QRect( 0, 0, 30, 30);

    56 

    57     if (scenePos.y() < 60 ) {

    58         //Draw the animation below of the touch point

    59         rect.moveCenter( QPointF(scenePos.x(), scenePos.y()+50));

    60     }

    61     else {

    62         //Draw the animation above of the touch point

    63         rect.moveCenter( QPointF(scenePos.x(), scenePos.y()-50));

    64     }

    65 

    66     setFrame(0);

    67     active = true;

    68 }

    69 

    70 void HgLongPressVisualizer::stop()

    71 {

    72     active = false;

    73     update();

    74 }

    75 

    76 void HgLongPressVisualizer::setFrame(int frame)

    77 {

    78     spanAngle = frame*360/100;

    79     update();

    80 }

    81 

    82 QRectF HgLongPressVisualizer::boundingRect() const 

    83 {

    84     return rect;

    85 }