Diffstat (limited to 'noncore/graphics/opie-eye/gui/imagescrollview.cpp') (more/less context) (show whitespace changes)
-rw-r--r-- | noncore/graphics/opie-eye/gui/imagescrollview.cpp | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/noncore/graphics/opie-eye/gui/imagescrollview.cpp b/noncore/graphics/opie-eye/gui/imagescrollview.cpp index 0d35354..7d83e29 100644 --- a/noncore/graphics/opie-eye/gui/imagescrollview.cpp +++ b/noncore/graphics/opie-eye/gui/imagescrollview.cpp @@ -1,79 +1,90 @@ #include "imagescrollview.h" #include <opie2/odebug.h> using namespace Opie::Core; #include <qimage.h> #include <qlayout.h> +ImageScrollView::ImageScrollView( QWidget* parent, const char* name, WFlags f ) + :QScrollView(parent,name,f|Qt::WRepaintNoErase ),_image_data(),_original_data(),scale_to_fit(true), + rotate_to_fit(true),first_resize_done(false) +{ + init(); +} + ImageScrollView::ImageScrollView (const QImage&img, QWidget * parent, const char * name, WFlags f,bool always_scale,bool rfit) :QScrollView(parent,name,f|Qt::WRepaintNoErase),_image_data(),_original_data(img),scale_to_fit(always_scale), rotate_to_fit(rfit),first_resize_done(false) { init(); } ImageScrollView::ImageScrollView (const QString&img, QWidget * parent, const char * name, WFlags f,bool always_scale,bool rfit) :QScrollView(parent,name,f|Qt::WRepaintNoErase),_image_data(),_original_data(img),scale_to_fit(always_scale), rotate_to_fit(rfit),first_resize_done(false) { init(); } void ImageScrollView::setImage(const QImage&img) { _image_data = QImage(); _original_data=img; first_resize_done = false; init(); } +void ImageScrollView::setImage( const QString& path ) { + +} + /* should be called every time the QImage changed it content */ void ImageScrollView::init() { viewport()->setBackgroundColor(white); if (_original_data.size().isValid()) { resizeContents(_original_data.width(),_original_data.height()); } last_rot = Rotate0; } ImageScrollView::~ImageScrollView() { } void ImageScrollView::rescaleImage(int w, int h) { if (_image_data.width()==w && _image_data.height()==h) { return; } double hs = (double)h / (double)_image_data.height() ; double ws = (double)w / (double)_image_data.width() ; double scaleFactor = (hs > ws) ? ws : hs; int smoothW = (int)(scaleFactor * _image_data.width()); int smoothH = (int)(scaleFactor * _image_data.height()); _image_data = _image_data.smoothScale(smoothW,smoothH); } void ImageScrollView::rotate_into_data(Rotation r) { /* realy - we must do this that way, 'cause when acting direct on _image_data the app will segfault :( */ QImage dest; int x, y; if ( _original_data.depth() > 8 ) { unsigned int *srcData, *destData; switch ( r ) { case Rotate90: dest.create(_original_data.height(), _original_data.width(), _original_data.depth()); for ( y=0; y < _original_data.height(); ++y ) { srcData = (unsigned int *)_original_data.scanLine(y); for ( x=0; x < _original_data.width(); ++x ) { destData = (unsigned int *)dest.scanLine(x); destData[_original_data.height()-y-1] = srcData[x]; } @@ -214,63 +225,72 @@ void ImageScrollView::drawContents(QPainter * p, int clipx, int clipy, int clipw p->fillRect(clipx,clipy,clipw,cliph,white); return; } if (w>_image_data.width()) { w=_image_data.width(); x = 0; erase = true; } else if (x+w>_image_data.width()){ x = _image_data.width()-w; } if (h>_image_data.height()) { h=_image_data.height(); y = 0; erase = true; } else if (y+h>_image_data.height()){ y = _image_data.height()-h; } if (erase||_image_data.hasAlphaBuffer()) { p->fillRect(clipx,clipy,clipw,cliph,white); } p->drawImage(clipx,clipy,_image_data,x,y,w,h); } /* using the real geometry points and not the translated points is wanted! */ void ImageScrollView::viewportMouseMoveEvent(QMouseEvent* e) { int mx, my; mx = e->x(); my = e->y(); int diffx = _mouseStartPosX-mx; int diffy = _mouseStartPosY-my; scrollBy(diffx,diffy); _mouseStartPosX=mx; _mouseStartPosY=my; } void ImageScrollView::contentsMouseReleaseEvent ( QMouseEvent * e) { _mouseStartPosX = e->x(); _mouseStartPosY = e->y(); } void ImageScrollView::contentsMousePressEvent ( QMouseEvent * e) { _mouseStartPosX = e->x(); _mouseStartPosY = e->y(); } +void ImageScrollView::setDestructiveClose() { + WFlags fl = getWFlags(); + /* clear it just in case */ + fl &= ~WDestructiveClose; + fl |= WDestructiveClose; + setWFlags( fl ); +} + + /* for testing */ ImageDlg::ImageDlg(const QString&fname,QWidget * parent, const char * name) :QDialog(parent,name,true,WStyle_ContextHelp) { QVBoxLayout*dlglayout = new QVBoxLayout(this); dlglayout->setSpacing(2); dlglayout->setMargin(1); ImageScrollView*inf = new ImageScrollView(fname,this); dlglayout->addWidget(inf); odebug << "Imagedlg constructor end" << oendl; } ImageDlg::~ImageDlg() { } |