X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;f=pv%2Fview%2Fviewport.cpp;h=d81befae9cb69522ea3a52f82f6b85540bfa6d19;hb=379f6ccf486b331a809dde730695af26ec85991d;hp=3811c1e8a143d70b6dc8f03115d1ead1e529c07e;hpb=d75c5d12963b35bd8a8c507f565ec5c57fbdaac6;p=pulseview.git
diff --git a/pv/view/viewport.cpp b/pv/view/viewport.cpp
index 3811c1e..d81befa 100644
--- a/pv/view/viewport.cpp
+++ b/pv/view/viewport.cpp
@@ -14,13 +14,12 @@
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * along with this program; if not, see .
*/
+#include
#include
#include
-#include
#include
#include "signal.hpp"
@@ -32,20 +31,20 @@
#include
+#include
+
using std::abs;
using std::back_inserter;
using std::copy;
using std::dynamic_pointer_cast;
-using std::max;
-using std::min;
-using std::none_of;
-using std::numeric_limits;
+using std::none_of; // Used in assert()s.
using std::shared_ptr;
using std::stable_sort;
using std::vector;
namespace pv {
-namespace view {
+namespace views {
+namespace TraceView {
Viewport::Viewport(View &parent) :
ViewWidget(parent),
@@ -60,8 +59,7 @@ shared_ptr Viewport::get_mouse_over_item(const QPoint &pt)
const ViewItemPaintParams pp(rect(), view_.scale(), view_.offset());
const vector< shared_ptr > items(this->items());
for (auto i = items.rbegin(); i != items.rend(); i++)
- if ((*i)->enabled() &&
- (*i)->hit_box_rect(pp).contains(pt))
+ if ((*i)->enabled() && (*i)->hit_box_rect(pp).contains(pt))
return *i;
return nullptr;
}
@@ -78,6 +76,7 @@ void Viewport::item_hover(const shared_ptr &item)
void Viewport::drag()
{
drag_offset_ = view_.offset();
+ drag_v_offset_ = view_.owner_visual_v_offset();
}
void Viewport::drag_by(const QPoint &delta)
@@ -87,6 +86,8 @@ void Viewport::drag_by(const QPoint &delta)
view_.set_scale_offset(view_.scale(),
(*drag_offset_ - delta.x() * view_.scale()));
+
+ view_.set_v_offset(-drag_v_offset_ - delta.y());
}
void Viewport::drag_release()
@@ -97,7 +98,7 @@ void Viewport::drag_release()
vector< shared_ptr > Viewport::items()
{
vector< shared_ptr > items;
- const std::vector< shared_ptr > view_items(
+ const vector< shared_ptr > view_items(
view_.list_by_type());
copy(view_items.begin(), view_items.end(), back_inserter(items));
const vector< shared_ptr > time_items(view_.time_items());
@@ -199,29 +200,27 @@ void Viewport::mouseDoubleClickEvent(QMouseEvent *event)
view_.zoom(-2.0, event->x());
}
-void Viewport::wheelEvent(QWheelEvent *e)
+void Viewport::wheelEvent(QWheelEvent *event)
{
- assert(e);
+ assert(event);
- if (e->orientation() == Qt::Vertical)
- {
- if (e->modifiers() & Qt::ControlModifier) {
+ if (event->orientation() == Qt::Vertical) {
+ if (event->modifiers() & Qt::ControlModifier) {
// Vertical scrolling with the control key pressed
// is intrepretted as vertical scrolling
view_.set_v_offset(-view_.owner_visual_v_offset() -
- (e->delta() * height()) / (8 * 120));
+ (event->delta() * height()) / (8 * 120));
} else {
// Vertical scrolling is interpreted as zooming in/out
- view_.zoom(e->delta() / 120, e->x());
+ view_.zoom(event->delta() / 120, event->x());
}
- }
- else if (e->orientation() == Qt::Horizontal)
- {
+ } else if (event->orientation() == Qt::Horizontal) {
// Horizontal scrolling is interpreted as moving left/right
view_.set_scale_offset(view_.scale(),
- e->delta() * view_.scale() + view_.offset());
+ event->delta() * view_.scale() + view_.offset());
}
}
-} // namespace view
+} // namespace TraceView
+} // namespace views
} // namespace pv