X-Git-Url: http://vcs.maemo.org/git/?a=blobdiff_plain;f=src%2Fmap%2Fmapview.cpp;h=15de9cb422df5d9a741ae418b4aab64a300a0b06;hb=443c20f86835babe9598079261e87624fd467899;hp=7eb3195a54d174261f0e453b45a713661c155e15;hpb=0c5c42bb7625adfe63db20fdbbd251b7b1d23b3b;p=situare

diff --git a/src/map/mapview.cpp b/src/map/mapview.cpp
index 7eb3195..15de9cb 100644
--- a/src/map/mapview.cpp
+++ b/src/map/mapview.cpp
@@ -28,36 +28,21 @@
     #include <QGLWidget>
 #endif // Q_WS_MAEMO_5
 
-#ifdef Q_WS_MAEMO_5
-    #include <QAbstractKineticScroller>
-#endif // Q_WS_MAEMO_5
-
-#include "common.h"
+#include "mapcommon.h"
 #include "mapview.h"
 
-MapView::MapView(QWidget *parent) : QGraphicsView(parent)
+MapView::MapView(QWidget *parent)
+    : QGraphicsView(parent)
+    , m_timerID(NULL)
 {
 /**
   * Use OpenGL for desktop to gain some performance in map view.
   * OpenGL can't be used in scratchbox.
   */
 #ifndef Q_WS_MAEMO_5
-    setViewport(new QGLWidget);
+    setViewport(new QGLWidget(QGLFormat(QGL::DoubleBuffer)));
 #endif // !Q_WS_MAEMO_5
 
-/**
-  * Use kinetic scrolling for Maemo5 and QGraphicsViews drag mode
-  * ScrollHandDrag for other environments
-  */
-#ifdef Q_WS_MAEMO_5
-    QAbstractKineticScroller *scroller = property("kineticScroller")
-                                         .value<QAbstractKineticScroller *>();
-    if (scroller)
-        scroller->setEnabled(true);
-#else
-    setDragMode(QGraphicsView::ScrollHandDrag);
-#endif // Q_WS_MAEMO_5
-
     setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
     setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 }
@@ -65,34 +50,45 @@ MapView::MapView(QWidget *parent) : QGraphicsView(parent)
 void MapView::setZoomLevel(int zoomLevel)
 {
     m_zoomTargetScale = pow(2, zoomLevel - MAX_MAP_ZOOM_LEVEL);
-    m_zoomScaleDelta = (m_zoomTargetScale - currentScale()) / (ZOOM_FPS * ZOOM_TIME);
+    m_zoomScaleDelta = (m_zoomTargetScale - currentScale()) / (ZOOM_FPS * (ZOOM_TIME / 1000));
+
+    if (m_timerID)
+        killTimer(m_timerID);
 
-    startTimer(1000/ZOOM_FPS);
+    m_timerID = startTimer(1000/ZOOM_FPS);
 }
 
 void MapView::timerEvent(QTimerEvent *event)
 {
-    qreal scaleFactor = currentScale();
-
-//    qDebug() << __PRETTY_FUNCTION__
-//             << "abs(m_zoomTargetScale - scaleFactor)" << fabs(m_zoomTargetScale - scaleFactor)
-//             << "abs(m_zoomScaleDelta)" << fabs(m_zoomScaleDelta);
-
-    if (fabs(m_zoomTargetScale - scaleFactor) <= fabs(m_zoomScaleDelta)) {
-        scaleFactor = m_zoomTargetScale;
-        killTimer(event->timerId());
+    if (event->timerId() == m_timerID) {
+        bool finished = false;
+        qreal scaleFactor = currentScale();
+
+//        qDebug() << __PRETTY_FUNCTION__
+//                 << "abs(m_zoomTargetScale - scaleFactor)" << fabs(m_zoomTargetScale - scaleFactor)
+//                 << "abs(m_zoomScaleDelta)" << fabs(m_zoomScaleDelta);
+
+        if (fabs(m_zoomTargetScale - scaleFactor) <= fabs(m_zoomScaleDelta)) {
+            scaleFactor = m_zoomTargetScale;
+            killTimer(event->timerId());
+            finished = true;
+        }
+        else {
+            scaleFactor += m_zoomScaleDelta;
+        }
+
+//        qDebug() << __PRETTY_FUNCTION__ << "currentScale:" << currentScale()
+//                                        << "m_zoomScaleDelta" << m_zoomScaleDelta
+//                                        << "scaleFactor:" << scaleFactor;
+
+        QTransform transform;
+        transform.scale(scaleFactor, scaleFactor);
+        setTransform(transform);
+    	emit viewContentChanged(mapToScene(viewport()->x(), viewport()->y()).toPoint());
+
+        if (finished && m_zoomScaleDelta > 0)
+            emit viewZoomInFinished();
     }
-    else {
-        scaleFactor += m_zoomScaleDelta;
-    }
-
-//    qDebug() << __PRETTY_FUNCTION__ << "currentScale:" << currentScale()
-//                                    << "m_zoomScaleDelta" << m_zoomScaleDelta
-//                                    << "scaleFactor:" << scaleFactor;
-
-    QTransform transform;
-    transform.scale(scaleFactor, scaleFactor);
-    setTransform(transform);
 }
 
 qreal MapView::currentScale()
@@ -101,38 +97,34 @@ qreal MapView::currentScale()
     return currentTransform.m11();
 }
 
-void MapView::scrollContentsBy (int dx, int dy)
+void MapView::mouseMoveEvent(QMouseEvent *event)
+{
+    m_scenePosition += m_mousePosition - mapToScene(event->pos()).toPoint();
+
+    emit viewScrolled(m_scenePosition);
+//    qDebug() << __PRETTY_FUNCTION__ << "m_scenePosition:" << m_scenePosition;
+
+    m_mousePosition = mapToScene(event->pos()).toPoint();
+    emit viewContentChanged(mapToScene(viewport()->x(), viewport()->y()).toPoint());
+}
+
+void MapView::mousePressEvent(QMouseEvent *event)
 {
-    qDebug() << __PRETTY_FUNCTION__ << "dx:" << dx << "dy:" << dy;
+    QGraphicsView::mousePressEvent(event);
 
-    QGraphicsView::scrollContentsBy(dx, dy);
+    m_mousePosition = mapToScene(event->pos()).toPoint();
+    m_scenePosition = mapToScene(width() / 2 - 1, height() / 2 - 1).toPoint();
 }
 
-//void MapView::mouseMoveEvent(QMouseEvent *event)
-//{
-//    m_scenePosition += m_mousePosition - mapToScene(event->pos());
-//
-//    emit viewScrolled(m_scenePosition);
-//    //qDebug() << __PRETTY_FUNCTION__ << "m_scenePosition" << m_scenePosition;
-//
-//    m_mousePosition = mapToScene(event->pos());
-//}
-//
-//void MapView::mousePressEvent(QMouseEvent *event)
-//{
-//    m_mousePosition = mapToScene(event->pos());
-//    m_scenePosition = mapToScene(width() / 2 - 1, height() / 2 - 1);
-//}
-
-
-void MapView::centerToSceneCoordinates(QPointF sceneCoordinate)
+void MapView::centerToSceneCoordinates(QPoint sceneCoordinate)
 {
-    //qDebug() << __PRETTY_FUNCTION__ << "sceneCoordinate" << sceneCoordinate;
+//    qDebug() << __PRETTY_FUNCTION__ << "sceneCoordinate" << sceneCoordinate;
     centerOn(sceneCoordinate);
 }
 
 void MapView::resizeEvent(QResizeEvent *event)
 {
-    qDebug() << "Resize event: " << event->size();
+//    qDebug() << "Resize event: " << event->size();
     emit viewResized(event->size());
+    emit viewContentChanged(mapToScene(viewport()->x(), viewport()->y()).toPoint());
 }