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(EasyGraphicsView) Scroll to main thread after file load

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This commit is contained in:
Victor Zarubkin 2016-12-01 22:20:34 +03:00
parent 02e43a2b45
commit 33bd7256ab
3 changed files with 13 additions and 13 deletions
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15
profiler_gui/blocks_graphics_view.cpp
View File

@ -518,6 +518,8 @@ void EasyGraphicsView::setTree(const ::profiler::thread_blocks_tree_t& _blocksTr
m_pScrollbar->setMinimapFrom(longestItem->threadId(), longestItem->items(0));
EASY_GLOBALS.selected_thread = longestItem->threadId();
emit EASY_GLOBALS.events.selectedThreadChanged(longestItem->threadId());
scrollTo(longestItem);
}
m_idleTimer.start(IDLE_TIMER_INTERVAL);
@ -733,10 +735,7 @@ void EasyGraphicsView::onGraphicsScrollbarWheel(qreal _mouseX, int _wheelDelta)
{
if (item->threadId() == EASY_GLOBALS.selected_thread)
{
m_bUpdatingRect = true;
auto vbar = verticalScrollBar();
vbar->setValue(item->y() + (item->boundingRect().height() - vbar->pageStep()) * 0.5);
m_bUpdatingRect = false;
scrollTo(item);
break;
}
}
@ -744,6 +743,14 @@ void EasyGraphicsView::onGraphicsScrollbarWheel(qreal _mouseX, int _wheelDelta)
onWheel(_mouseX, _wheelDelta);
}
void EasyGraphicsView::scrollTo(const EasyGraphicsItem* _item)
{
m_bUpdatingRect = true;
auto vbar = verticalScrollBar();
vbar->setValue(_item->y() + (_item->boundingRect().height() - vbar->pageStep()) * 0.5);
m_bUpdatingRect = false;
}
void EasyGraphicsView::onWheel(qreal _mouseX, int _wheelDelta)
{
const decltype(m_scale) scaleCoeff = _wheelDelta > 0 ? ::profiler_gui::SCALING_COEFFICIENT : ::profiler_gui::SCALING_COEFFICIENT_INV;

1
profiler_gui/blocks_graphics_view.h
View File

@ -183,6 +183,7 @@ private:
void updateVisibleSceneRect();
void updateTimelineStep(qreal _windowWidth);
void scaleTo(qreal _scale);
void scrollTo(const EasyGraphicsItem* _item);
void onWheel(qreal _mouseX, int _wheelDelta);
qreal setTree(EasyGraphicsItem* _item, ::profiler::block_index_t _parent, const ::profiler::BlocksTree::children_t& _children, qreal& _height, qreal _y, short _level);

10
profiler_gui/easy_graphics_scrollbar.cpp
View File

@ -120,15 +120,7 @@ void EasyGraphicsSliderItem::paint(QPainter* _painter, const QStyleOptionGraphic
const auto br = rect();
qreal w = width() * currentScale;
qreal dx = 0;
// if (w < 1.0)
// {
// dx = (w - 1.0) * 0.5;
// w = 1.0;
// }
QRectF r(dx + br.left() * currentScale, br.top() + INDICATOR_SIZE, w, br.height() - INDICATOR_SIZE_x2);
QRectF r(br.left() * currentScale, br.top() + INDICATOR_SIZE, w, br.height() - INDICATOR_SIZE_x2);
const auto r_right = r.right();
const auto r_bottom = r.bottom();
auto b = brush();