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regionselection.cpp
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regionselection.cpp
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/* vokoscreen - A desktop recorder
* Copyright (C) 2011-2013 Volker Kohaupt
*
* 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.
*
* 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.
*/
#include "regionselection.h"
#include <QSettings>
using namespace std;
// Double Buffering
//http://books.google.de/books?id=T373zcyFfvoC&pg=PA168&lpg=PA168&dq=qt+double+buffering&source=bl&ots=Wavv6fM_7D&sig=eOilngWo3WQzrrRPcoP4oOycWbE&hl=de&sa=X&ei=_hgAUoKNIcjwsgaiiIHgCw&ved=0CDEQ6AEwAA#v=onepage&q=qt%20double%20buffering&f=false
/**
* int x :
* int y :
* int width :
* int height :
* int framewidth :
*/
regionselection::regionselection()
{
handlePressed = NoHandle;
handleUnderMouse = NoHandle;
painter = new QPainter();
// Muß in die vokoscreen.conf von Hand eingetragen werden. Keine GUI Unterstützung.
// NoShowInTaskBar=1
QSettings settings( "vokoscreen", "vokoscreen" );
settings.beginGroup( "Area" );
if ( settings.value( "NoShowInTaskBar", 0 ).toUInt() == 0 )
{
setWindowFlags( Qt::FramelessWindowHint | Qt::WindowStaysOnTopHint );
Setting_Area_NoShowInTaskBar = 0;
}
else
{
setWindowFlags( Qt::FramelessWindowHint | Qt::WindowStaysOnTopHint | Qt::ToolTip );
Setting_Area_NoShowInTaskBar = 1;
}
settings.endGroup();
if( QX11Info::isCompositingManagerRunning() )
setAttribute( Qt::WA_TranslucentBackground, true );
setMouseTracking( true );
borderLeft = 20;
borderTop = 20;
borderRight = 20;
borderBottom = 20;
// Von außen bis Mitte blauer Rahmen
// Breite blauer Rahmen
frameWidth = 4;
radius = 20;
penWidth = 2;
penHalf = penWidth / 2;
// Framelock
lockFrame( false );
}
regionselection::~regionselection()
{
}
void regionselection::saveSettings()
{
QSettings settings( "vokoscreen", "vokoscreen" );
settings.beginGroup( "Area" );
settings.setValue( "NoShowInTaskBar", Setting_Area_NoShowInTaskBar );
settings.endGroup();
}
void regionselection::resizeEvent( QResizeEvent * event )
{
(void)event;
}
void regionselection::cleanRecordArea( bool state )
{
if ( state )
{
QRegion regionWidget( 0,
0,
width(),
height(),
QRegion::Rectangle );
QRegion regionRecord( borderLeft + frameWidth / 2,
borderTop + frameWidth / 2,
width() - borderLeft - borderRight - frameWidth,
height() - borderTop - borderBottom - frameWidth,
QRegion::Rectangle );
QRegion region = regionWidget.subtract( regionRecord );
setMask( region );
}
else
{
clearMask();
}
}
void regionselection::HandleTopLeft()
{
QColor color, arrow;
if ( isFrameLocked() )
{
color = Qt::red;
arrow = Qt::red;
}
else
{
color = Qt::green;
arrow = Qt::black;
}
QBrush brush( color, Qt::SolidPattern );
painter->setBrush( brush );
painter->setPen( QPen( Qt::black, penWidth ) );
QRectF rectangle = QRectF( borderLeft - radius + penHalf, borderTop - radius + penHalf, 2 * radius, 2 * radius );
int startAngle = 0 * 16;
int spanAngle = 270 * 16;
painter->drawPie( rectangle, startAngle, spanAngle );
// Begin Pfeil zeichnen
double h = 2 * radius / 3;
painter->setPen( QPen( arrow, 2 ) );
QPainterPath * painterPath = new QPainterPath();
painterPath->moveTo( borderLeft - frameWidth / 2 , borderTop - frameWidth / 2 );
painterPath->lineTo( borderLeft - h + penHalf, borderTop - h + penHalf );
painterPath->lineTo( borderLeft - h + penHalf + 7, borderTop - h + penHalf + 3 );
painterPath->lineTo( borderLeft - h + penHalf + 3, borderTop - h + penHalf + 7 );
painterPath->lineTo( borderLeft - h + penHalf, borderTop - h + penHalf );
painter->drawPath( *painterPath );
}
void regionselection::HandleTopMiddle()
{
QColor color, arrow;
if ( isFrameLocked() )
{
color = Qt::red;
arrow = Qt::red;
}
else
{
color = Qt::green;
arrow = Qt::black;
}
QBrush brush( color, Qt::SolidPattern );
painter->setBrush( brush );
painter->setPen( QPen( Qt::black, penWidth ) );
QRectF rectangle = QRectF( ( width() - borderLeft - borderRight ) / 2 + borderLeft - radius, borderTop - radius + penHalf, 2 * radius, 2 * radius );
int startAngle = 0 * 16;
int spanAngle = 180 * 16;
painter->drawPie( rectangle, startAngle, spanAngle );
painter->setPen( QPen( arrow, 2 ) );
QPainterPath * painterPath = new QPainterPath();
painterPath->moveTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft, borderTop );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft, borderTop - radius + penWidth + penHalf );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft - 3, borderTop - radius + penWidth+7 );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft + 3, borderTop - radius + penWidth+7 );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft, borderTop - radius + penWidth + penHalf );
painter->drawPath( *painterPath );
}
void regionselection::HandleTopRight()
{
QColor color, arrow;
if ( isFrameLocked() )
{
color = Qt::red;
arrow = Qt::red;
}
else
{
color = Qt::green;
arrow = Qt::black;
}
QBrush brush( color, Qt::SolidPattern );
painter->setBrush( brush );
painter->setPen( QPen( Qt::black, penWidth ) );
QRectF rectangle = QRectF( width() - borderRight - radius - penHalf, borderTop - radius + penHalf, 2 * radius, 2 * radius );
int startAngle = 180 * 16;
int spanAngle = -270 * 16;
painter->drawPie( rectangle, startAngle, spanAngle );
// Begin Pfeil zeichnen
double h = 2 * radius / 3;
painter->setPen( QPen( arrow, 2 ) );
QPainterPath * painterPath = new QPainterPath();
painterPath->moveTo( width() - borderRight + frameWidth / 2 , borderTop - frameWidth / 2 );
painterPath->lineTo( width() - borderRight + h - penWidth / 2, borderTop - h + penWidth / 2 );
painterPath->lineTo( width() - borderRight + h - 7 , borderTop - h + 3 );
painterPath->lineTo( width() - borderRight + h - 3 , borderTop - h + 7 );
painterPath->lineTo( width() - borderRight + h - penWidth , borderTop - h + penWidth );
painterPath->setFillRule( Qt::OddEvenFill );
painter->drawPath( *painterPath );
// End Pfeil zeichnen
}
void regionselection::HandleRightMiddle()
{
QColor color, arrow;
if ( isFrameLocked() )
{
color = Qt::red;
arrow = Qt::red;
}
else
{
color = Qt::green;
arrow = Qt::black;
}
QBrush brush( color, Qt::SolidPattern );
painter->setBrush( brush );
painter->setPen( QPen( Qt::black, penWidth ) );
QRectF rectangle = QRectF( width() - borderRight - radius - penHalf, ( height() - borderTop - borderBottom ) / 2 + borderTop - radius, 2 * radius, 2 * radius );
int startAngle = 90 * 16;
int spanAngle = -180 * 16;
painter->drawPie( rectangle, startAngle, spanAngle );
// Begin Pfeil zeichnen
painter->setPen( QPen( arrow, 2 ) );
QPainterPath * painterPath = new QPainterPath();
painterPath->moveTo( width() - borderRight + frameWidth / 2 , ( height() - borderTop - borderBottom ) / 2 + borderTop );
painterPath->lineTo( width() - borderRight + radius - penWidth - 1, ( height() - borderTop - borderBottom ) / 2 + borderTop );
painterPath->lineTo( width() - borderRight + radius - penWidth - 7, ( height() - borderTop - borderBottom ) / 2 + borderTop + 3 );
painterPath->lineTo( width() - borderRight + radius - penWidth - 7, ( height() - borderTop - borderBottom ) / 2 + borderTop - 3 );
painterPath->lineTo( width() - borderRight + radius - penWidth - 1, ( height() - borderTop - borderBottom ) / 2 + borderTop );
painterPath->setFillRule( Qt::OddEvenFill );
painter->drawPath( *painterPath );
// End Pfeil zeichnen
}
void regionselection::HandleBottomRight()
{
QColor color, arrow;
if ( isFrameLocked() )
{
color = Qt::red;
arrow = Qt::red;
}
else
{
color = Qt::green;
arrow = Qt::black;
}
QBrush brush( color, Qt::SolidPattern );
painter->setBrush( brush );
painter->setPen( QPen( Qt::black, penWidth ) );
QRectF rectangle = QRectF( width() - borderRight - radius - penHalf, height() - borderBottom - radius - penHalf, 2 * radius, 2 * radius );
int startAngle = 90 * 16;
int spanAngle = -270 * 16;
painter->drawPie( rectangle, startAngle, spanAngle );
// Begin Pfeil zeichnen
double h = 2 * radius / 3;
painter->setPen( QPen( arrow, 2 ) );
QPainterPath * painterPath = new QPainterPath();
painterPath->moveTo( width() - borderRight + frameWidth / 2 , height() - borderBottom + frameWidth / 2 );
painterPath->lineTo( width() - borderRight + h - penWidth / 2, height() - borderBottom + h - penWidth / 2 );
painterPath->lineTo( width() - borderRight + h - 7 , height() - borderBottom + h - 3 );
painterPath->lineTo( width() - borderRight + h - 3 , height() - borderBottom + h - 7 );
painterPath->lineTo( width() - borderRight + h - penWidth / 2, height() - borderBottom + h - penWidth / 2);
painterPath->setFillRule( Qt::OddEvenFill );
painter->drawPath( *painterPath );
// End Pfeil zeichnen
}
void regionselection::HandleBottomMiddle()
{
QColor color, arrow;
if ( isFrameLocked() )
{
color = Qt::red;
arrow = Qt::red;
}
else
{
color = Qt::green;
arrow = Qt::black;
}
QBrush brush( color, Qt::SolidPattern );
painter->setBrush( brush );
painter->setPen( QPen( Qt::black, penWidth ) );
QRectF rectangle = QRectF( ( width() - borderLeft - borderRight ) / 2 + borderLeft - radius, height() - borderBottom - radius - penHalf, 2 * radius, 2 * radius );
int startAngle = 0 * 16;
int spanAngle = -180 * 16;
painter->drawPie( rectangle, startAngle, spanAngle );
// Begin Pfeil zeichnen
painter->setPen( QPen( arrow, 2 ) );
QPainterPath * painterPath = new QPainterPath();
painterPath->moveTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft, height() - borderBottom );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft, height() - borderBottom + radius - penWidth - 1 );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft - 3, height() - borderBottom + radius - penWidth - 7 );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft + 3, height() - borderBottom + radius - penWidth - 7 );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft, height() - borderBottom + radius - penWidth - 1 );
painterPath->setFillRule( Qt::OddEvenFill );
painter->drawPath( *painterPath );
// End Pfeil zeichnen
}
void regionselection::HandleBottomLeft()
{
QColor color, arrow;
if ( isFrameLocked() )
{
color = Qt::red;
arrow = Qt::red;
}
else
{
color = Qt::green;
arrow = Qt::black;
}
QBrush brush( color, Qt::SolidPattern );
painter->setBrush( brush );
painter->setPen( QPen( Qt::black, penWidth ) );
QRectF rectangle = QRectF( borderLeft - radius + penHalf, height() - borderBottom - radius - penHalf, 2 * radius, 2 * radius );
int startAngle = 90 * 16;
int spanAngle = 270 * 16;
painter->drawPie( rectangle, startAngle, spanAngle );
// Begin Pfeil zeichnen
painter->setPen( QPen( arrow, 2 ) );
double h = 2 * radius / 3;
QPainterPath * painterPath = new QPainterPath();
painterPath->moveTo( borderLeft - frameWidth / 2, height() - borderBottom + frameWidth / 2 );
painterPath->lineTo( borderLeft - h + penHalf, height() - borderBottom + h - penHalf );
painterPath->lineTo( borderLeft - h + 3, height() - borderBottom + h - 7 );
painterPath->lineTo( borderLeft - h + 7, height() - borderBottom + h - 3 );
painterPath->lineTo( borderLeft - h + penHalf, height() - borderBottom + h - penHalf );
painterPath->setFillRule( Qt::OddEvenFill );
painter->drawPath( *painterPath );
// End Pfeil zeichnen
}
void regionselection::HandleLeftMiddle()
{
QColor color, arrow;
if ( isFrameLocked() )
{
color = Qt::red;
arrow = Qt::red;
}
else
{
color = Qt::green;
arrow = Qt::black;
}
QBrush brush( color, Qt::SolidPattern );
painter->setBrush( brush );
painter->setPen( QPen( Qt::black, penWidth ) );
QRectF rectangle = QRectF( borderLeft - radius + penHalf, ( height() - borderTop - borderBottom ) / 2 + borderTop - radius, 2 * radius, 2 * radius );
int startAngle = 90 * 16;
int spanAngle = 180 * 16;
painter->drawPie( rectangle, startAngle, spanAngle );
// Begin Pfeil zeichnen
painter->setPen( QPen( arrow, 2 ) );
QPainterPath * painterPath = new QPainterPath();
painterPath->moveTo( borderLeft - frameWidth / 2, ( height() - borderTop - borderBottom ) / 2 + borderTop );
painterPath->lineTo( borderLeft - radius + penWidth, ( height() - borderTop - borderBottom ) / 2 + borderTop );
painterPath->lineTo( borderLeft - radius + penWidth + 7, ( height() - borderTop - borderBottom ) / 2 + borderTop + 3 );
painterPath->lineTo( borderLeft - radius + penWidth + 7, ( height() - borderTop - borderBottom ) / 2 + borderTop - 3 );
painterPath->lineTo( borderLeft - radius + penWidth, ( height() - borderTop - borderBottom ) / 2 + borderTop );
painterPath->setFillRule( Qt::OddEvenFill );
painter->drawPath( *painterPath );
// End Pfeil zeichnen
}
void regionselection::HandleMiddle()
{
QColor color, arrow;
if ( isFrameLocked() )
{
color = Qt::red;
arrow = Qt::red;
}
else
{
color = Qt::green;
arrow = Qt::black;
}
QBrush brush( color, Qt::SolidPattern );
painter->setBrush( brush );
painter->setPen( QPen( Qt::black, penWidth ) );
QRect rect( ( width() - borderLeft - borderRight ) / 2 + borderLeft - radius,
( height() - borderTop - borderBottom ) / 2 + borderTop - radius,
2 * radius,
2 * radius );
painter->drawEllipse ( rect );
//Begin Pfeil zeichnen
painter->setPen( QPen( arrow, 2 ) );
QPainterPath * painterPath = new QPainterPath();
//arrow left
painterPath->moveTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft, ( height() - borderTop - borderBottom ) / 2 + borderTop );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft - radius + penWidth, ( height() - borderTop - borderBottom ) / 2 + borderTop );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft - radius + penWidth + 7,( height() - borderTop - borderBottom ) / 2 + borderTop + 3 );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft - radius + penWidth + 7,( height() - borderTop - borderBottom ) / 2 + borderTop - 3 );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft - radius + penWidth, ( height() - borderTop - borderBottom ) / 2 + borderTop );
//arrow top
painterPath->moveTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft, ( height() - borderTop - borderBottom ) / 2 + borderTop );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft, ( height() - borderTop - borderBottom ) / 2 + borderTop - radius + penWidth );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft + 3, ( height() - borderTop - borderBottom ) / 2 + borderTop - radius + penWidth + 7 );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft - 3, ( height() - borderTop - borderBottom ) / 2 + borderTop - radius + penWidth + 7 );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft, ( height() - borderTop - borderBottom ) / 2 + borderTop - radius + penWidth );
//arrow right
painterPath->moveTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft, ( height() - borderTop - borderBottom ) / 2 + borderTop );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft + radius - penWidth, ( height() - borderTop - borderBottom ) / 2 + borderTop );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft + radius - penWidth - 7, ( height() - borderTop - borderBottom ) / 2 + borderTop + 3 );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft + radius - penWidth - 7, ( height() - borderTop - borderBottom ) / 2 + borderTop - 3 );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft + radius - penWidth, ( height() - borderTop - borderBottom ) / 2 + borderTop );
//arrow bottom
painterPath->moveTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft, ( height() - borderTop - borderBottom ) / 2 + borderTop );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft, ( height() - borderTop - borderBottom ) / 2 + borderTop + radius - penWidth );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft + 3, ( height() - borderTop - borderBottom ) / 2 + borderTop + radius - penWidth - 7 );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft - 3, ( height() - borderTop - borderBottom ) / 2 + borderTop + radius - penWidth - 7 );
painterPath->lineTo( ( width() - borderLeft - borderRight ) / 2 + borderLeft, ( height() - borderTop - borderBottom ) / 2 + borderTop + radius - penWidth );
painterPath->setFillRule( Qt::OddEvenFill );
painter->drawPath( *painterPath );
// End Pfeil zeichnen
rect.setLeft( rect.left() - 2 );
rect.setTop( rect.top() - 2 );
rect.setWidth( rect.width() + 2 );
rect.setHeight( rect.height() + 2 );
setHandleMiddleForMask( rect );
}
void regionselection::setHandleMiddleForMask( QRect rec )
{
HandleMiddleForMask = rec;
}
QRect regionselection::getHandleMiddleForMask()
{
return HandleMiddleForMask;
}
void regionselection::printSize()
{
QString widthHeigtSize = QString::number( getWidth() ) + " x " + QString::number( getHeight() );
QFont font;
font.setPointSize( 14 );
painter->setFont( font );
QFontMetrics fontMetrics( font );
int pixelWidth = fontMetrics.width( widthHeigtSize );
QRect rect( ( width() - borderLeft - borderRight ) / 2 + borderLeft - pixelWidth / 2 - 5,
( height() - borderTop - borderBottom ) / 2 + borderTop - 2 * radius - 20,
pixelWidth + 10,
16 + 10 );
QBrush brush( Qt::yellow, Qt::SolidPattern );
painter->setBrush( brush );
painter->setPen( QPen( Qt::black, penWidth ) );
painter->drawRoundedRect( rect, 7, 7 );
painter->drawText( rect, Qt::AlignCenter, widthHeigtSize );
rect.setLeft( rect.left() - 2 );
rect.setTop( rect.top() - 2 );
rect.setWidth( rect.width() + 2 );
rect.setHeight( rect.height() + 2 );
setPrintSizeRectForMask( rect );
}
void regionselection::setPrintSizeRectForMask( QRect rec )
{
printSizeRectForMask = rec;
}
QRect regionselection::getPrintSizeRectForMask()
{
return printSizeRectForMask;
}
void regionselection::paintEvent( QPaintEvent *event )
{
(void)event;
if ( !isFrameLocked() )
{
// Widget
clearMask();
QRegion RegionWidget( 0, 0, width(), height() );
// RecordArea
QRegion RegionArea ( borderLeft + frameWidth / 2,
borderTop + frameWidth / 2,
width() - ( borderLeft + frameWidth / 2 ) - ( borderRight + frameWidth / 2 ),
height() - ( borderTop + frameWidth / 2 ) - ( borderBottom + frameWidth / 2 ) );
// subtract the record Area
QRegion RegionNew = RegionWidget.subtract( RegionArea );
// Retrieves and merge display-area-size in record Area
QRegion r1 = RegionNew.united( getPrintSizeRectForMask() );
// HandleMiddle
// Retrieves and merge HandleMiddle in record Area
r1 = r1.united( getHandleMiddleForMask() );
setMask( r1 );
}
painter->begin( this );
painter->setRenderHints( QPainter::Antialiasing, true );
HandleTopLeft();
HandleTopMiddle();
HandleTopRight();
HandleRightMiddle();
HandleBottomRight();
HandleBottomMiddle();
HandleBottomLeft();
HandleLeftMiddle();
HandleMiddle();
printSize();
// Blue Frame
painter->setPen( QPen( Qt::blue, frameWidth ) );
// Left Line
painter->drawLine( borderLeft, borderTop, borderLeft, height() - borderBottom );
// Top Line
painter->drawLine( borderLeft, borderTop, width() - borderRight, borderTop );
// Right Line
painter->drawLine( width() - borderRight, borderTop, width() - borderRight, height() - borderBottom );
// Bottome Line
painter->drawLine( borderLeft, height() - borderBottom, width() - borderRight, height() - borderBottom );
painter->end();
event->accept();
}
void regionselection::lockFrame( bool status )
{
frameLocked = status;
qDebug() << "[vokoscreen][Regional selection] Frame locked:" << status;
qDebug();
handlingFrameLock();
}
bool regionselection::isFrameLocked()
{
return frameLocked;
}
void regionselection::handlingFrameLock()
{
repaint();
}
/**
* Return x from window
*/
int regionselection::getX()
{
return this->x();
}
/**
* Return y from window
*/
int regionselection::getY()
{
return this->y();
}
/**
* Return x from record area
*/
int regionselection::getXRecordArea()
{
return this->x() + borderLeft + frameWidth / 2;
}
/**
* Return y from record area
*/
int regionselection::getYRecordArea()
{
return this->y() + borderTop + frameWidth / 2;
}
/**
* Return height from record area
*/
int regionselection::getHeight()
{
return this->height() - borderTop - borderBottom - frameWidth;
}
/**
* Return width from record Area
*/
int regionselection::getWidth()
{
return this->width() - borderLeft - borderRight - frameWidth;
}
/*! MouseMove fuer das bewegen des Fensters und Ränder
\param event QMouseEvent Mouse Event
*/
void regionselection::mouseMoveEvent( QMouseEvent *event )
{
if ( isFrameLocked() )
return;
switch ( handlePressed )
{
case NoHandle : break;
case TopLeft : moveTopLeft( event ); break;
case TopMiddle : moveTopMiddle( event ); break;
case TopRight : moveTopRight( event ); break;
case RightMiddle : moveRightMiddle( event ); break;
case BottomRight : moveBottomRight( event ); break;
case BottomMiddle: moveBottomMiddle( event ); break;
case BottomLeft : moveBottomLeft( event ); break;
case LeftMiddle : moveLeftMiddle( event ); break;
case Middle : moveMiddle( event ); break;
return;
}
if ( ( event->x() > ( borderLeft - radius ) ) and
( event->x() < ( borderLeft + radius ) ) and
( event->y() > ( borderTop - radius ) ) and
( event->y() < ( borderTop + radius) ) )
{
setCursor( Qt::SizeFDiagCursor );
handleUnderMouse = TopLeft;
return;
}
if ( ( event->x() > ( width() - borderLeft - borderRight ) / 2 + borderLeft - radius ) and
( event->x() < ( width() - borderLeft - borderRight ) / 2 + borderLeft + radius ) and
( event->y() > borderTop - radius ) and
( event->y() < borderTop ) )
{
setCursor( Qt::SizeVerCursor );
handleUnderMouse = TopMiddle;
return;
}
if ( ( event->x() > width() - borderRight - radius ) and
( event->x() < width() - borderRight + radius ) and
( event->y() > borderTop - radius ) and
( event->y() < borderTop + radius ) )
{
setCursor( Qt::SizeBDiagCursor );
handleUnderMouse = TopRight;
return;
}
if ( ( event->x() > width() - borderRight ) and
( event->x() < width() - borderRight + radius ) and
( event->y() > ( ( height() - borderTop - borderBottom ) / 2 + borderTop - radius ) ) and
( event->y() < ( ( height() - borderTop - borderBottom ) / 2 + borderTop + radius ) ) )
{
setCursor( Qt::SizeHorCursor );
handleUnderMouse = RightMiddle;
return;
}
if ( ( event->x() > width() - borderRight - radius ) and
( event->x() < width() - borderRight + radius ) and
( event->y() > height() - borderBottom - radius ) and
( event->y() < height() - borderBottom + radius ) )
{
setCursor( Qt::SizeFDiagCursor );
handleUnderMouse = BottomRight;
return;
}
if ( ( event->x() > ( width() - borderLeft - borderRight ) / 2 + borderLeft - radius ) and
( event->x() < ( width() - borderLeft - borderRight ) / 2 + borderLeft + radius ) and
( event->y() < height() - borderBottom + radius ) and
( event->y() > height() - borderBottom ) )
{
setCursor( Qt::SizeVerCursor );
handleUnderMouse = BottomMiddle;
return;
}
if ( ( event->x() > ( borderLeft - radius ) ) and
( event->x() < ( borderLeft + radius ) ) and
( event->y() > ( height() - borderBottom - radius ) ) and
( event->y() < height() ) )
{
setCursor( Qt::SizeBDiagCursor );
handleUnderMouse = BottomLeft;
return;
}
if ( ( event->x() > ( borderLeft - radius ) ) and
( event->x() < ( borderLeft + radius ) ) and
( event->y() > ( ( height() - borderTop - borderBottom ) / 2 + borderTop - radius ) ) and
( event->y() < ( ( height() - borderTop - borderBottom ) / 2 + borderTop + radius ) ) )
{
setCursor( Qt::SizeHorCursor );
handleUnderMouse = LeftMiddle;
return;
}
if ( ( event->x() > ( width() - borderLeft - borderRight ) / 2 + borderLeft - radius ) and
( event->x() < ( width() - borderLeft - borderRight ) / 2 + borderLeft + radius ) and
( event->y() > ( ( height() - borderTop - borderBottom ) / 2 + borderTop - radius ) ) and
( event->y() < ( ( height() - borderTop - borderBottom ) / 2 + borderTop + radius ) ) )
{
setCursor( Qt::SizeAllCursor );
handleUnderMouse = Middle;
return;
}
handleUnderMouse = NoHandle;
unsetCursor();
event->accept();
}
void regionselection::moveTopLeft( QMouseEvent *event )
{
// Globale Mauskoordinaten
int mouseGlobalX = event->globalX();
int mouseGlobalY = event->globalY();
// Alte Widget Koordinaten
int widgetX = geometry().x();
int widgetY = geometry().y();
int widgetWidth = geometry().width();
int widgetHeight = geometry().height();
// Minimale Größe des Widget begrenzen
if ( mouseGlobalY >= widgetY + widgetHeight + currentMouseLocalY - 200 )
mouseGlobalY = widgetY + widgetHeight + currentMouseLocalY - 200;
if ( mouseGlobalX >= widgetX + widgetWidth + currentMouseLocalX - 200 )
mouseGlobalX = widgetX + widgetWidth + currentMouseLocalX - 200;
// Maximale Größe begrenzen
if ( mouseGlobalY - currentMouseLocalY < 0 )
mouseGlobalY = widgetY + currentMouseLocalY;
if ( mouseGlobalX - currentMouseLocalX < 0 )
mouseGlobalX = widgetX + currentMouseLocalX;
// Neue Geometry des Dialogfenster setzen
this->setGeometry( mouseGlobalX - currentMouseLocalX,
mouseGlobalY - currentMouseLocalY,
widgetWidth + ( widgetX - mouseGlobalX + currentMouseLocalX ),
widgetHeight + ( widgetY - mouseGlobalY + currentMouseLocalY ) );
event->accept();
}
void regionselection::moveTopMiddle( QMouseEvent *event )
{
// Globale Mauskoordinaten
int mouseGlobalY = event->globalY();
// Alte Globale Widget Koordinaten
int widgetX = geometry().x();
int widgetY = geometry().y();
int widgetWidth = geometry().width();
int widgetHeight = geometry().height();
// Minimale Größe des Widget begrenzen
if ( mouseGlobalY >= widgetY + widgetHeight + currentMouseLocalY - 200 )
mouseGlobalY = widgetY + widgetHeight + currentMouseLocalY - 200;
// Maximale Größe begrenzen
if ( mouseGlobalY - currentMouseLocalY < 0 )
mouseGlobalY = widgetY + currentMouseLocalY;
// Neue Geometry des HauptWidget setzen
this->setGeometry( widgetX,
mouseGlobalY - currentMouseLocalY,
widgetWidth,
widgetHeight + ( widgetY - mouseGlobalY + currentMouseLocalY ) );
}
void regionselection::moveTopRight( QMouseEvent *event )
{
// Globale Mauskoordinaten
int mouseGlobalX = event->globalX();
int mouseGlobalY = event->globalY();
// Alte Widget Koordinaten
int widgetX = geometry().x();
int widgetY = geometry().y();
int widgetHeight = geometry().height();
int widgetWidth = geometry().width();
// Minimale Größe des Widget begrenzen
if ( mouseGlobalX <= widgetX + 200 - currentMouseRightLocalX )
mouseGlobalX = widgetX + 200 - currentMouseRightLocalX;
if ( mouseGlobalY >= widgetY + widgetHeight + currentMouseLocalY - 200 )
mouseGlobalY = widgetY + widgetHeight + currentMouseLocalY - 200;
// Maximale Größe begrenzen
if ( mouseGlobalY - currentMouseLocalY < 0 )
mouseGlobalY = widgetY + currentMouseLocalY;
QDesktopWidget *desk = QApplication::desktop();
if ( mouseGlobalX + currentMouseRightLocalX > desk->screenGeometry().width() )
mouseGlobalX = widgetX + widgetWidth - currentMouseRightLocalX;
// Neue Geometry des Fenster setzen
this->setGeometry( widgetX,
mouseGlobalY - currentMouseLocalY,
currentWidgetWidth + ( mouseGlobalX - ( widgetX + currentMouseLocalX ) ),
widgetHeight + ( widgetY - mouseGlobalY + currentMouseLocalY ) );
}
void regionselection::moveRightMiddle( QMouseEvent *event )
{
// Globale Mauskoordinaten
int mouseGlobalX = event->globalX();
// Alte Widget Koordinaten
int widgetX = geometry().x();
int widgetY = geometry().y();
int widgetHeight = geometry().height();
int widgetWidth = geometry().width();
// Minimale Größe des Widget begrenzen
if ( mouseGlobalX <= widgetX + 200 - currentMouseRightLocalX )
mouseGlobalX = widgetX + 200 - currentMouseRightLocalX;
// Maximale größe begrenzen
QDesktopWidget *desk = QApplication::desktop();
if ( mouseGlobalX + currentMouseRightLocalX > desk->screenGeometry().width() )
mouseGlobalX = widgetX + widgetWidth - currentMouseRightLocalX;
this->setGeometry( widgetX,
widgetY,
currentWidgetWidth + ( mouseGlobalX - ( widgetX + currentMouseLocalX ) ),
widgetHeight );
}
void regionselection::moveBottomRight( QMouseEvent *event )
{
// Globale Mauskoordinaten
int mouseGlobalX = event->globalX();
int mouseGlobalY = event->globalY();
// Alte Widget Koordinaten
int widgetX = geometry().x();
int widgetY = geometry().y();
int widgetWidth = geometry().width();
int widgetHeight = geometry().height();
// Minimale Größe des Widget begrenzen
if ( mouseGlobalX <= widgetX + 200 - currentMouseRightLocalX )
mouseGlobalX = widgetX + 200 - currentMouseRightLocalX;
if ( mouseGlobalY <= widgetY + 200 - currentMouseRightLocalY )
mouseGlobalY = widgetY + 200 - currentMouseRightLocalY;
// Maximale größe begrenzen
QDesktopWidget *desk = QApplication::desktop();
if ( mouseGlobalX + currentMouseRightLocalX > desk->screenGeometry().width() )
mouseGlobalX = widgetX + widgetWidth - currentMouseRightLocalX;
if ( mouseGlobalY + currentMouseRightLocalY > desk->screenGeometry().height() )
mouseGlobalY = widgetY + widgetHeight - currentMouseRightLocalY;
this->setGeometry( widgetX,
widgetY,
currentWidgetWidth + ( mouseGlobalX - ( widgetX + currentMouseLocalX ) ),
currentWidgetHeight + ( mouseGlobalY - ( widgetY + currentMouseLocalY ) ) );
}
void regionselection::moveBottomMiddle( QMouseEvent *event )
{
// Globale Mauskoordinaten
int mouseGlobalY = event->globalY();
// Alte Widget Koordinaten
int widgetX = geometry().x();