oak-team/oak-editor
3
1
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

use catch up scrolling when dragging items

Browse Source
This commit is contained in:
itsmattkc
2021-01-25 10:22:14 +11:00
parent 2da0aed942
commit 9f99182089
10 changed files with 73 additions and 26 deletions
Download Patch File Download Diff File Expand all files Collapse all files
app/widget/keyframeview/keyframeviewbase.cpp
+8 -6
View File
@@ -143,7 +143,7 @@ void KeyframeViewBase::mousePressEvent(QMouseEvent *event)
if (item_under_cursor) {
dragging_ = true;
drag_start_ = event->pos();
drag_start_ = mapToScene(event->pos());
// Determine what type of item is under the cursor
dragging_bezier_point_ = dynamic_cast<BezierControlPointItem*>(item_under_cursor);
@@ -186,7 +186,7 @@ void KeyframeViewBase::mouseMoveEvent(QMouseEvent *event)
if (dragging_) {
// Calculate cursor difference and scale it
QPointF mouse_diff_scaled = GetScaledCursorPos(event->pos() - drag_start_);
QPointF mouse_diff_scaled = GetScaledCursorPos(mapToScene(event->pos()) - drag_start_);
if (event->modifiers() & Qt::ShiftModifier) {
// If holding shift, only move one axis
@@ -241,6 +241,8 @@ void KeyframeViewBase::mouseMoveEvent(QMouseEvent *event)
QToolTip::hideText();
QToolTip::showText(QCursor::pos(), tip);
emit Dragged(qRound(initial_drag_item_->x()), qRound(initial_drag_item_->y()));
}
}
}
@@ -256,7 +258,7 @@ void KeyframeViewBase::mouseReleaseEvent(QMouseEvent *event)
QGraphicsView::mouseReleaseEvent(event);
if (dragging_) {
QPointF mouse_diff_scaled = GetScaledCursorPos(event->pos() - drag_start_);
QPointF mouse_diff_scaled = GetScaledCursorPos(mapToScene(event->pos()) - drag_start_);
if (event->modifiers() & Qt::ShiftModifier) {
// If holding shift, only move one axis
@@ -447,10 +449,10 @@ void KeyframeViewBase::ProcessBezierDrag(QPointF mouse_diff_scaled, bool include
}
}
QPointF KeyframeViewBase::GetScaledCursorPos(const QPoint &cursor_pos)
QPointF KeyframeViewBase::GetScaledCursorPos(const QPointF &cursor_pos)
{
return QPointF(static_cast<double>(cursor_pos.x()) / GetScale(),
static_cast<double>(cursor_pos.y()) / GetYScale());
return QPointF(cursor_pos.x() / GetScale(),
cursor_pos.y() / GetYScale());
}
void KeyframeViewBase::ShowContextMenu()