// private slot virtual [base QDialog]
void kpTransformSkewDialog::accept ()
{
KLocalizedString message;
QString caption, continueButtonText;
if (document ()->selection ())
{
if (!document ()->textSelection ())
{
message =
ki18n ("<qt><p>Skewing the selection to %1x%2"
" may take a substantial amount of memory."
" This can reduce system"
" responsiveness and cause other application resource"
" problems.</p>"
"<p>Are you sure want to skew the selection?</p></qt>");
caption = i18nc ("@title:window", "Skew Selection?");
continueButtonText = i18n ("Sk&ew Selection");
}
}
else
{
message =
ki18n ("<qt><p>Skewing the image to %1x%2"
" may take a substantial amount of memory."
" This can reduce system"
" responsiveness and cause other application resource"
" problems.</p>"
"<p>Are you sure want to skew the image?</p></qt>");
caption = i18nc ("@title:window", "Skew Image?");
continueButtonText = i18n ("Sk&ew Image");
}
const int newWidth = newDimensions ().width ();
const int newHeight = newDimensions ().height ();
if (kpTool::warnIfBigImageSize (m_oldWidth,
m_oldHeight,
newWidth, newHeight,
message.subs (newWidth).subs (newHeight).toString (),
caption,
continueButtonText,
this))
{
QDialog::accept ();
}
}
// private
void kpTransformPreviewDialog::updateDimensions ()
{
if (!m_dimensionsGroupBox)
return;
kpDocument *doc = document ();
if (!doc)
return;
if (!updatesEnabled ())
{
#if DEBUG_KP_TRANSFORM_PREVIEW_DIALOG
qCDebug(kpLogDialogs) << "updates not enabled - aborting";
#endif
return;
}
QSize newDim = newDimensions ();
#if DEBUG_KP_TRANSFORM_PREVIEW_DIALOG
qCDebug(kpLogDialogs) << "kpTransformPreviewDialog::updateDimensions(): newDim=" << newDim;
#endif
QString newDimString = i18n ("%1 x %2",
newDim.width (),
newDim.height ());
m_afterTransformDimensionsLabel->setText (newDimString);
}
// private
void kpTransformPreviewDialog::updatePreview ()
{
#if DEBUG_KP_TRANSFORM_PREVIEW_DIALOG
qCDebug(kpLogDialogs) << "kpTransformPreviewDialog::updatePreview()";
#endif
if (!m_previewGroupBox)
return;
kpDocument *doc = document ();
if (!doc)
return;
if (!updatesEnabled ())
{
#if DEBUG_KP_TRANSFORM_PREVIEW_DIALOG
qCDebug(kpLogDialogs) << "updates not enabled - aborting";
#endif
return;
}
updateShrunkenDocumentPixmap ();
if (!m_shrunkenDocumentPixmap.isNull ())
{
QSize newDim = newDimensions ();
double keepsAspectScale = aspectScale (m_previewPixmapLabel->width (),
m_previewPixmapLabel->height (),
newDim.width (),
newDim.height ());
int targetWidth = scaleDimension (newDim.width (),
keepsAspectScale,
1, // min
m_previewPixmapLabel->width ()); // max
int targetHeight = scaleDimension (newDim.height (),
keepsAspectScale,
1, // min
m_previewPixmapLabel->height ()); // max
// TODO: Some effects work directly on QImage; so could cache the
// QImage so that transformPixmap() is faster
QImage transformedShrunkenDocumentPixmap =
transformPixmap (m_shrunkenDocumentPixmap, targetWidth, targetHeight);
QImage previewPixmap (m_previewPixmapLabel->width (),
m_previewPixmapLabel->height (), QImage::Format_ARGB32_Premultiplied);
previewPixmap.fill(QColor(Qt::transparent).rgba());
kpPixmapFX::setPixmapAt (&previewPixmap,
(previewPixmap.width () - transformedShrunkenDocumentPixmap.width ()) / 2,
(previewPixmap.height () - transformedShrunkenDocumentPixmap.height ()) / 2,
transformedShrunkenDocumentPixmap);
#if DEBUG_KP_TRANSFORM_PREVIEW_DIALOG
qCDebug(kpLogDialogs) << "kpTransformPreviewDialog::updatePreview ():"
<< " shrunkenDocumentPixmap: w="
<< m_shrunkenDocumentPixmap.width ()
<< " h="
<< m_shrunkenDocumentPixmap.height ()
<< " previewPixmapLabel: w="
<< m_previewPixmapLabel->width ()
<< " h="
<< m_previewPixmapLabel->height ()
<< " transformedShrunkenDocumentPixmap: w="
<< transformedShrunkenDocumentPixmap.width ()
<< " h="
<< transformedShrunkenDocumentPixmap.height ()
<< " previewPixmap: w="
<< previewPixmap.width ()
<< " h="
<< previewPixmap.height ()
<< endl;
#endif
m_previewPixmapLabel->setPixmap (QPixmap::fromImage(previewPixmap));
// immediate update esp. for expensive previews
m_previewPixmapLabel->repaint ();
#if DEBUG_KP_TRANSFORM_PREVIEW_DIALOG
qCDebug(kpLogDialogs) << "\tafter QLabel::setPixmap() previewPixmapLabel: w="
<< m_previewPixmapLabel->width ()
<< " h="
<< m_previewPixmapLabel->height ()
<< endl;
#endif
}
}
void CPhysicsActor::SetScale( Vec3& scale )
{
// do not scale if scale is currently 1:1 or if the scale
// has not changed
if( scale.x == 1 && scale.y == 1 && scale.z == 1 ||
scale == m_CurrentScale )
{
return;
}
// make sure the scale is valid
// No 0 scales or negative scales!
if( scale.x <= 0 && scale.y <= 0 && scale.z <= 0 )
{
m_ToolBox->Log( LOGWARNING, _T("CPhysicsActor::SetScale() Invalid scale!\n" ) );
return;
}
NxVec3 newScale( scale.x, scale.y, scale.z );
// unscale the old scale
// Loop through shapes in the actor
unsigned int numShapes = m_Actor->getNbShapes();
NxShape*const* shapes = m_Actor->getShapes();
NxShape* currentShape;
NxVec3 shapeLocalPosition;
// for each shape type scale its dimensions
while( numShapes-- >= 1 )
{
currentShape = shapes[numShapes];
// get the shape's type
NxShapeType type = currentShape->getType();
switch( type )
{
case NX_SHAPE_BOX:
{
// do something
NxBoxShape* shape = (NxBoxShape*)currentShape;
// rescale box dimensions
NxVec3 dimensions = shape->getDimensions();
Vec3 newDimensions(dimensions.x, dimensions.y, dimensions.z);
RescaleVector( newDimensions, scale );
// set the shape data with the newly rescaled dimensions
shape->setDimensions( NxVec3(newDimensions.x, newDimensions.y, newDimensions.z) );
break;
}
case NX_SHAPE_SPHERE:
{
// do something
NxSphereShape* shape = (NxSphereShape*)currentShape;
float radius = shape->getRadius();
radius /= m_CurrentScale.x;
radius *= newScale.x;
// set the shape data with the newly rescaled dimensions
shape->setRadius( radius );
break;
}
case NX_SHAPE_CAPSULE:
{
// do something
NxCapsuleShape* shape;
shape = (NxCapsuleShape*)currentShape;
// rescale radius
float radius = shape->getRadius();
radius /= m_CurrentScale.x;
radius *= newScale.x;
// rescale height
float height = shape->getHeight();
height /= m_CurrentScale.z;
height *= newScale.z;
// set the shape data with the newly rescaled dimensions
shape->setRadius( radius );
shape->setHeight( height );
break;
}
default:
m_ToolBox->Log( LOGWARNING, _T("CPhysicsObject::SetScale() Attempting to scale on unsupported shape!\n" ) );
return;
}
// get the shape's local position and rescale it
shapeLocalPosition = currentShape->getLocalPosition();
Vec3 newShapeLocalPosition(shapeLocalPosition.x, shapeLocalPosition.y, shapeLocalPosition.z);
RescaleVector( newShapeLocalPosition, scale );
currentShape->setLocalPosition( NxVec3(newShapeLocalPosition.x, newShapeLocalPosition.y, newShapeLocalPosition.z) );
}
// Set the current scale to the new scale so we can unscale the scale
m_CurrentScale = scale;
}
