void COscScaler::scaleY( const QPoint & at )
{
int dy = at.y() - m_pd->m_at.y();
int sz = m_pd->yLeft->size().height();
qreal rel = 1.0 + (qreal)dy / (qreal)sz;
qreal yMin = ( ( m_pd->yMaxBase + m_pd->yMinBase ) - rel * ( m_pd->yMaxBase - m_pd->yMinBase ) ) * 0.5;
qreal yMax = ( ( m_pd->yMaxBase + m_pd->yMinBase ) + rel * ( m_pd->yMaxBase - m_pd->yMinBase ) ) * 0.5;
m_pd->m_plot->setAxisScale( QwtPlot::yLeft, yMin, yMax );
emit scaleYChanged( yMin, yMax );
if ( m_pd->m_equalScales || m_keyEqualScales )
{
qreal ratio = (qreal)m_pd->m_plot->canvas()->width() / (qreal)m_pd->m_plot->canvas()->height();
rel *= ratio;
qreal xMin = ( ( m_pd->xMaxBase + m_pd->xMinBase ) - rel * ( m_pd->yMaxBase - m_pd->yMinBase ) ) * 0.5;
qreal xMax = ( ( m_pd->xMaxBase + m_pd->xMinBase ) + rel * ( m_pd->yMaxBase - m_pd->yMinBase ) ) * 0.5;
m_pd->m_plot->setAxisScale( QwtPlot::xBottom, xMin, xMax );
emit scaleXChanged( xMin, xMax );
}
else
{
int dx = at.x() - m_pd->m_at.x();
sz = m_pd->xBottom->size().width();
rel = 1.0 - (qreal)dx / (qreal)sz;
qreal xMin = ( ( m_pd->xMaxBase + m_pd->xMinBase ) - rel * ( m_pd->xMaxBase - m_pd->xMinBase ) ) * 0.5;
qreal xMax = ( ( m_pd->xMaxBase + m_pd->xMinBase ) + rel * ( m_pd->xMaxBase - m_pd->xMinBase ) ) * 0.5;
m_pd->m_plot->setAxisScale( QwtPlot::xBottom, xMin, xMax );
emit scaleXChanged( xMin, xMax );
}
m_pd->m_plot->replot();
}
void ModelDataModel::setScaleX(float arg)
{
if (m_scaleX == arg)
return;
m_scaleX = arg;
if(m_model!=NULL) m_model->setScale(Vector3f(m_scaleX, m_scaleY, m_scaleZ));
emit scaleXChanged(arg);
}
void COscScaler::onResizeRescale( const QSize & size, const QSize & oldSize )
{
if ( m_pd->m_saveScales )
{
qreal xMinBase = m_pd->m_plot->axisScaleDiv( QwtPlot::xBottom )->lowerBound();
qreal xMaxBase = m_pd->m_plot->axisScaleDiv( QwtPlot::xBottom )->upperBound();
qreal rel;
if ( xMinBase < xMaxBase )
{
if ( ( size.width() > 0 ) && ( oldSize.width() > 0 ) )
{
rel = (qreal)size.width() / (qreal)oldSize.width();
qreal xMin = ( ( xMinBase + xMaxBase ) - rel * ( xMaxBase - xMinBase ) ) * 0.5;
qreal xMax = ( ( xMinBase + xMaxBase ) + rel * ( xMaxBase - xMinBase ) ) * 0.5;
if ( xMin != xMax )
{
m_pd->m_plot->setAxisScale( QwtPlot::xBottom, xMin, xMax );
emit scaleXChanged( xMin, xMax );
}
}
}
qreal yMinBase = m_pd->m_plot->axisScaleDiv( QwtPlot::yLeft )->lowerBound();
qreal yMaxBase = m_pd->m_plot->axisScaleDiv( QwtPlot::yLeft )->upperBound();
if ( yMinBase < yMaxBase )
{
if ( ( size.height() > 0 ) && ( oldSize.height() > 0 ) )
{
rel = (qreal)size.height() / (qreal)oldSize.height();
qreal yMin = ( ( yMinBase + yMaxBase ) - rel * ( yMaxBase - yMinBase ) ) * 0.5;
qreal yMax = ( ( yMinBase + yMaxBase ) + rel * ( yMaxBase - yMinBase ) ) * 0.5;
if ( yMin != yMax )
{
m_pd->m_plot->setAxisScale( QwtPlot::yLeft, yMin, yMax );
emit scaleYChanged( yMin, yMax );
}
}
}
m_pd->m_plot->replot();
}
}
DefaultToolTransformWidget::DefaultToolTransformWidget( KoInteractionTool* tool,
QWidget* parent )
: QMenu(parent)
{
m_tool = tool;
setupUi( this );
setUnit( m_tool->canvas()->unit() );
connect( m_tool->canvas()->resourceManager(), SIGNAL( canvasResourceChanged( int, const QVariant& ) ),
this, SLOT( resourceChanged( int, const QVariant& ) ) );
connect( rotateButton, SIGNAL( clicked() ), this, SLOT( rotationChanged() ) );
connect( shearXButton, SIGNAL( clicked() ), this, SLOT( shearXChanged() ) );
connect( shearYButton, SIGNAL( clicked() ), this, SLOT( shearYChanged() ) );
connect( scaleXButton, SIGNAL( clicked() ), this, SLOT( scaleXChanged() ) );
connect( scaleYButton, SIGNAL( clicked() ), this, SLOT( scaleYChanged() ) );
connect( scaleAspectCheckBox, SIGNAL( toggled( bool ) ), scaleYSpinBox, SLOT( setDisabled( bool ) ) );
connect( scaleAspectCheckBox, SIGNAL( toggled( bool ) ), scaleYButton, SLOT( setDisabled( bool ) ) );
connect( resetButton, SIGNAL( clicked() ), this, SLOT( resetTransformations() ) );
}
void COscScaler::dragXY( const QPoint & at )
{
int dx = at.x() - m_pd->m_at.x();
int sz = m_pd->xBottom->size().width();
qreal rel = (qreal)dx / (qreal)sz;
rel *= ( m_pd->xMaxBase - m_pd->xMinBase );
qreal xMin = m_pd->xMinBase - rel;
qreal xMax = m_pd->xMaxBase - rel;
m_pd->m_plot->setAxisScale( QwtPlot::xBottom, xMin, xMax );
emit scaleXChanged( xMin, xMax );
int dy = at.y() - m_pd->m_at.y();
sz = m_pd->yLeft->size().height();
rel = (qreal)dy / (qreal)sz;
rel *= ( m_pd->yMaxBase - m_pd->yMinBase );
qreal yMin = m_pd->yMinBase + rel;
qreal yMax = m_pd->yMaxBase + rel;
m_pd->m_plot->setAxisScale( QwtPlot::yLeft, yMin, yMax );
emit scaleYChanged( yMin, yMax );
m_pd->m_plot->replot();
}
void COscScaler::mouseWheel( QEvent * e )
{
QWheelEvent * we = reinterpret_cast< QWheelEvent * >( e );
int numDegrees = we->delta() / 8;
int numSteps = numDegrees / 15;
qreal zoom = (qreal)numSteps;
zoom = ( zoom < 0.0 ) ? m_pd->wheelRatio : (1.0 / m_pd->wheelRatio);
const QPoint & pt = we->pos();
QPointF at = QPointF( m_pd->m_plot->invTransform( QwtPlot::xBottom, pt.x() ),
m_pd->m_plot->invTransform( QwtPlot::yLeft, pt.y() ) );
// Для оси Ox.
qreal boundLow = m_pd->m_plot->axisScaleDiv( QwtPlot::xBottom )->lowerBound() - at.x();
qreal boundHigh = m_pd->m_plot->axisScaleDiv( QwtPlot::xBottom )->upperBound() - at.x();
if ( m_pd->wheelZoomX )
{
boundLow *= zoom;
boundHigh *= zoom;
qreal xMin = boundLow + at.x();
qreal xMax = boundHigh + at.x();
m_pd->m_plot->setAxisScale( QwtPlot::xBottom, xMin, xMax );
emit scaleXChanged( xMin, xMax );
}
// То же для оси Oy.
if ( m_pd->wheelZoomY )
{
boundLow = m_pd->m_plot->axisScaleDiv( QwtPlot::yLeft )->lowerBound() - at.y();
boundHigh = m_pd->m_plot->axisScaleDiv( QwtPlot::yLeft )->upperBound() - at.y();
boundLow *= zoom;
boundHigh *= zoom;
qreal yMin = boundLow + at.y();
qreal yMax = boundHigh + at.y();
m_pd->m_plot->setAxisScale( QwtPlot::yLeft, yMin, yMax );
emit scaleYChanged( yMin, yMax );
}
m_pd->m_plot->replot();
}
void Square::scaleX(double scaleX) {
leftDownTriangle.scaleX(scaleX);
rightUpTriangle.scaleX(scaleX);
emit scaleXChanged(scaleX);
}
