First version of the zoomer placement still needs some work though

3 files changed, 52 insertions, 7 deletions

diff --git a/noncore/graphics/opie-eye/gui/imagescrollview.cpp b/noncore/graphics/opie-eye/gui/imagescrollview.cpp
index ad19219..5b12258 100644
--- a/noncore/graphics/opie-eye/gui/imagescrollview.cpp
+++ b/noncore/graphics/opie-eye/gui/imagescrollview.cpp
@@ -61,4 +61,19 @@ void ImageScrollView::init()
 {
     odebug << "init " << oendl;
+
+    /*
+     * create the zoomer
+     * and connect ther various signals
+     */
+    _zoomer = new Opie::MM::OImageZoomer( this, "The Zoomer" );
+    connect(_zoomer, SIGNAL( zoomAreaRel(int,int)),
+            this, SLOT(scrollBy(int,int)) );
+    connect(this,SIGNAL(contentsMoving(int,int)),
+            _zoomer, (SLOT(setVisiblePoint(int,int))) );
+    connect(this,SIGNAL(imageSizeChanged(const QSize&)),
+            _zoomer, SLOT(setImageSize(const QSize&)) );
+    connect(this,SIGNAL(viewportSizeChanged(const QSize&)),
+            _zoomer, SLOT(setViewPortSize(const QSize&)) );
+
     viewport()->setBackgroundColor(white);
     setFocusPolicy(QWidget::StrongFocus);
@@ -252,4 +267,15 @@ void ImageScrollView::generateImage()
     }
     _pdata.convertFromImage(_image_data);
+
+    /*
+     * update the zoomer
+     */
+    emit imageSizeChanged( _image_data.size() );
+    rescaleImage( 128, 128 );
+    _zoomer->setImage( _image_data );
+
+    /*
+     * invalidate
+     */
     _image_data=QImage();
 }
@@ -261,4 +287,10 @@ void ImageScrollView::resizeEvent(QResizeEvent * e)
     generateImage();
     first_resize_done = true;
+    emit viewportSizeChanged( viewport()->size() );
+
+   /*
+    * move scrollbar
+    */
+    _zoomer->setGeometry( viewport()->width()-100, viewport()->height()-50, 100, 50 );
 }
 
@@ -321,4 +353,5 @@ void ImageScrollView::drawContents(QPainter * p, int clipx, int clipy, int clipw
 void ImageScrollView::viewportMouseMoveEvent(QMouseEvent* e)
 {
+    odebug << "Move X and Y " << e->x() << " " << e->y() << oendl;
     int mx, my;
     mx = e->x();
@@ -347,10 +380,11 @@ void ImageScrollView::viewportMouseMoveEvent(QMouseEvent* e)
 }
 
-void ImageScrollView::contentsMousePressEvent ( QMouseEvent * )
+void ImageScrollView::contentsMousePressEvent ( QMouseEvent * e)
 {
+    odebug << " X and Y " << e->x() << " " << e->y() << oendl;
     /* this marks the beginning of a possible mouse move. Due internal reasons of QT
        the geometry values here may real differ from that set in MoveEvent (I don't know
        why). For getting them in real context, we use the first move-event to set the start
-       position ;) 
+       position ;)
     */
     _mouseStartPosX = -1;
diff --git a/noncore/graphics/opie-eye/gui/imagescrollview.h b/noncore/graphics/opie-eye/gui/imagescrollview.h
index eb91dbd..1b25103 100644
--- a/noncore/graphics/opie-eye/gui/imagescrollview.h
+++ b/noncore/graphics/opie-eye/gui/imagescrollview.h
@@ -2,4 +2,6 @@
 #define _IMAGE_SCROLL_VIEW_H
 
+#include <lib/oimagezoomer.h>
+
 #include <qscrollview.h>
 #include <qimage.h>
@@ -8,4 +10,6 @@
 #include <qdialog.h>
 
+
+
 class QPainter;
 
@@ -35,4 +39,6 @@ public:
 signals:
     void sig_return();
+    void imageSizeChanged( const QSize& );
+    void viewportSizeChanged( const QSize& );
 
 protected:
@@ -40,4 +46,5 @@ protected:
     void init();
 
+    Opie::MM::OImageZoomer *_zoomer;
     QImage _image_data;
     QImage _original_data;
diff --git a/noncore/graphics/opie-eye/lib/oimagezoomer.cpp b/noncore/graphics/opie-eye/lib/oimagezoomer.cpp
index 178fbd4..ffa3c0c 100644
--- a/noncore/graphics/opie-eye/lib/oimagezoomer.cpp
+++ b/noncore/graphics/opie-eye/lib/oimagezoomer.cpp
@@ -27,4 +27,8 @@ OImageZoomer::OImageZoomer( const QSize& pSize, const QSize& vSize, QWidget* par
 }
 
+OImageZoomer::~OImageZoomer() {
+
+}
+
 void OImageZoomer::init() {
     setFrameStyle( Panel | Sunken );
@@ -94,5 +98,5 @@ void OImageZoomer::drawContents( QPainter* p ) {
 
 void OImageZoomer::mousePressEvent( QMouseEvent*  ) {
-
+    m_mouseX = m_mouseY = -1;
 }
 
@@ -103,8 +107,8 @@ void OImageZoomer::mouseMoveEvent( QMouseEvent* ev ) {
 
     if ( m_mouseX != -1 && m_mouseY != -1 ) {
-        int diffx = m_mouseX-mx;
-        int diffy = m_mouseY-my;
-//       emit zoomAreaRel( diffx, diffy );
-//      emit zoomArea(
+        int diffx = ( mx - m_mouseX ) * m_imgSize.width() / width();
+        int diffy = ( my - m_mouseY ) * m_imgSize.height() / height();
+        emit zoomAreaRel( diffx, diffy );
+        emit zoomArea(m_visPt.x()+diffx, m_visPt.y()+diffy );
     }
     m_mouseX = mx;