BOOL ThumbnailFilterPNG::DoExport(Operation* pOp, CCLexFile* pFile, PathName* pPath,
Document* TheDocument, BOOL ShowOptions)
{
// set ourselves up - this flags the BaseBitmapFilter to do resizing, which needs to be
// done there because of Accusoft.
SetPreviewBitmap(TRUE);
// create a new view for the document
DocView *pView = new DocView(TheDocument);
if (pView && pView->Init())
{
// set the view as current, but remember the last current one
View *pOldView = View::GetCurrent();
pView->SetCurrent();
// Export the thumbnail to the file by doing what our base class does
BOOL ok = PNGFilter::DoExport(pOp, pFile, pPath, TheDocument, TRUE);
// restore the last view
if (pOldView != NULL)
pOldView->SetCurrent();
else
View::SetNoCurrent();
// delete our view
delete pView;
return ok;
}
else
return FALSE; // view creation failed
}
ThresholdManipulator::ThresholdManipulator(BBitmap *bm)
: WindowGUIManipulator()
{
preview_bitmap = NULL;
config_view = NULL;
copy_of_the_preview_bitmap = NULL;
previous_settings.threshold = settings.threshold + 1;
SetPreviewBitmap(bm);
}
ColorBalanceManipulator::ColorBalanceManipulator(BBitmap *bm)
: WindowGUIManipulator()
{
preview_bitmap = NULL;
copy_of_the_preview_bitmap = NULL;
config_view = NULL;
SetPreviewBitmap(bm);
lowest_allowed_quality = 2;
last_used_quality = 2;
}
SaturationManipulator::SaturationManipulator(BBitmap *bm)
: WindowGUIManipulator()
{
preview_bitmap = NULL;
config_view = NULL;
copy_of_the_preview_bitmap = NULL;
luminance_image = NULL;
previous_settings.saturation = settings.saturation + 1;
SetPreviewBitmap(bm);
}
BOOL PreviewFilterPNG::DoExport(Operation* pOp, CCLexFile* pFile, PathName* pPath,
Document* TheDocument, BOOL ShowOptions)
{
INT32 OldPreviewSize = PreviewFilter::PreviewBitmapSize;
// Set the Preview to be just over an inch accross
PreviewFilter::PreviewBitmapSize = 96000;
// set ourselves up - this flags the BaseBitmapFilter to do resizing, which needs to be
// done there because of Accusoft.
SetPreviewBitmap(TRUE);
// Export the Preview to the file by doing what our base class does
BOOL ok = PNGFilter::DoExport(pOp, pFile, pPath, TheDocument, TRUE);
// Set ourselves back
SetPreviewBitmap(FALSE);
// Set the Preview back to its default setting
PreviewFilter::PreviewBitmapSize = OldPreviewSize;
return ok;
}
