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refactoring, reverted ChatLog::getVisibleRect

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This commit is contained in:
krepa098 2015-01-15 11:48:41 +01:00
parent 1ae3999576
commit b4fa8323af
4 changed files with 36 additions and 36 deletions
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15
src/chatlog/chatline.cpp
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@ -260,3 +260,18 @@ void ChatLine::moveBy(qreal deltaY)
bbox.moveTop(bbox.top() + deltaY);
}
bool ChatLine::lessThanBSRectTop(const ChatLine::Ptr lhs, const qreal rhs)
{
return lhs->boundingSceneRect().top() < rhs;
}
bool ChatLine::lessThanBSRectBottom(const ChatLine::Ptr lhs, const qreal rhs)
{
return lhs->boundingSceneRect().bottom() < rhs;
}
bool ChatLine::lessThanRowIndex(const ChatLine::Ptr lhs, const ChatLine::Ptr rhs)
{
return lhs->getRowIndex() < rhs->getRowIndex();
}

5
src/chatlog/chatline.h
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@ -94,6 +94,11 @@ protected:
void setRowIndex(int idx);
void visibilityChanged(bool visible);
//comparators
static bool lessThanBSRectTop(const ChatLine::Ptr lhs, const qreal rhs);
static bool lessThanBSRectBottom(const ChatLine::Ptr lhs, const qreal rhs);
static bool lessThanRowIndex(const ChatLine::Ptr lhs, const ChatLine::Ptr rhs);
private:
int rowIndex = -1;
std::vector<ChatLineContent*> content; // 3 columns

46
src/chatlog/chatlog.cpp
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@ -35,16 +35,6 @@ T clamp(T x, T min, T max)
return x;
}
auto compareSmaller = [](const ChatLine::Ptr lhs, const qreal rhs) -> bool
{
return lhs->boundingSceneRect().top() < rhs;
};
auto compareGreater = [](const qreal lhs, const ChatLine::Ptr rhs) -> bool
{
return lhs < rhs->boundingSceneRect().bottom();
};
ChatLog::ChatLog(QWidget* parent)
: QGraphicsView(parent)
{
@ -71,7 +61,7 @@ ChatLog::ChatLog(QWidget* parent)
copyAction = new QAction(this);
copyAction->setShortcut(QKeySequence::Copy);
addAction(copyAction);
connect(copyAction, &QAction::triggered, this, [ = ](bool)
connect(copyAction, &QAction::triggered, this, [this](bool)
{
copySelectedText();
});
@ -148,7 +138,7 @@ void ChatLog::clearSelection()
QRect ChatLog::getVisibleRect() const
{
return mapToScene(calculateSceneRect().toRect()).boundingRect().toRect();
return mapToScene(viewport()->rect()).boundingRect().toRect();
}
void ChatLog::updateSceneRect()
@ -282,7 +272,7 @@ void ChatLog::mouseMoveEvent(QMouseEvent* ev)
if(selectionMode == None && (clickPos - ev->pos()).manhattanLength() > QApplication::startDragDistance())
{
QPointF sceneClickPos = mapToScene(clickPos.toPoint());
ChatLine::Ptr line = findLineByYPos(scenePos.y());
ChatLine::Ptr line = findLineByPosY(scenePos.y());
ChatLineContent* content = getContentFromPos(sceneClickPos);
if(content)
@ -313,7 +303,7 @@ void ChatLog::mouseMoveEvent(QMouseEvent* ev)
if(selectionMode != None)
{
ChatLineContent* content = getContentFromPos(scenePos);
ChatLine::Ptr line = findLineByYPos(scenePos.y());
ChatLine::Ptr line = findLineByPosY(scenePos.y());
if(!content && !line.get())
return;
@ -369,18 +359,11 @@ ChatLineContent* ChatLog::getContentFromPos(QPointF scenePos) const
if(lines.empty())
return nullptr;
//the first visible line
auto lowerBound = std::upper_bound(lines.cbegin(), lines.cend(), scenePos.y(), compareGreater);
//the last visible line
auto upperBound = std::lower_bound(lines.cbegin(), lines.cend(), scenePos.y(), compareSmaller);
auto itr = std::lower_bound(lines.cbegin(), lines.cend(), scenePos.y(), ChatLine::lessThanBSRectBottom);
//find content
for(auto itr = lowerBound; itr != upperBound; ++itr)
{
if((*itr)->boundingSceneRect().contains(scenePos))
if(itr != lines.cend() && (*itr)->boundingSceneRect().contains(scenePos))
return (*itr)->getContent(scenePos);
}
return nullptr;
}
@ -620,10 +603,10 @@ void ChatLog::checkVisibility()
return;
// find first visible line
auto lowerBound = std::upper_bound(lines.cbegin(), lines.cend(), getVisibleRect().top(), compareGreater);
auto lowerBound = std::lower_bound(lines.cbegin(), lines.cend(), getVisibleRect().top(), ChatLine::lessThanBSRectBottom);
// find last visible line
auto upperBound = std::lower_bound(lines.cbegin(), lines.cend(), getVisibleRect().bottom(), compareSmaller);
auto upperBound = std::lower_bound(lines.cbegin(), lines.cend(), getVisibleRect().bottom(), ChatLine::lessThanBSRectTop);
// set visibilty
QList<ChatLine::Ptr> newVisibleLines;
@ -644,10 +627,7 @@ void ChatLog::checkVisibility()
visibleLines = newVisibleLines;
// enforce order
std::sort(visibleLines.begin(), visibleLines.end(), [](const ChatLine::Ptr lhs, const ChatLine::Ptr rhs)
{
return lhs->getRowIndex() < rhs->getRowIndex();
});
std::sort(visibleLines.begin(), visibleLines.end(), ChatLine::lessThanRowIndex);
//if(!visibleLines.empty())
// qDebug() << "visible from " << visibleLines.first()->getRowIndex() << "to " << visibleLines.last()->getRowIndex() << " total " << visibleLines.size();
@ -710,12 +690,12 @@ void ChatLog::updateTypingNotification()
notification->layout(useableWidth(), QPointF(0.0, posY));
}
ChatLine::Ptr ChatLog::findLineByYPos(qreal yPos) const
ChatLine::Ptr ChatLog::findLineByPosY(qreal yPos) const
{
auto lowerBound = std::upper_bound(lines.cbegin(), lines.cend(), yPos, compareGreater);
auto itr = std::lower_bound(lines.cbegin(), lines.cend(), yPos, ChatLine::lessThanBSRectBottom);
if(lowerBound != lines.cend())
return *lowerBound;
if(itr != lines.cend())
return *itr;
return ChatLine::Ptr();
}

2
src/chatlog/chatlog.h
View File

@ -78,7 +78,7 @@ protected:
void updateMultiSelectionRect();
void updateTypingNotification();
ChatLine::Ptr findLineByYPos(qreal yPos) const;
ChatLine::Ptr findLineByPosY(qreal yPos) const;
private slots:
void onSelectionTimerTimeout();