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simplified writing new guy::Elements by providing default implementation for some methods.

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rachytski 2012-06-02 21:22:36 +04:00 • committed by Alex Zolotarev
parent 8c35666e0f
commit 3ce3645210
2 changed files with 36 additions and 6 deletions
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31
gui/element.cpp
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@ -93,6 +93,11 @@ namespace gui
}
}
yg::OverlayElement * Element::clone(math::Matrix<double, 3, 3> const & m) const
{
return 0;
}
void Element::draw(yg::gl::OverlayRenderer *r, math::Matrix<double, 3, 3> const & m) const
{
for (unsigned i = 0; i < boundRects().size(); ++i)
@ -103,4 +108,30 @@ namespace gui
{
return 0;
}
bool Element::onTapStarted(m2::PointD const & pt)
{
return false;
}
bool Element::onTapMoved(m2::PointD const & pt)
{
return false;
}
bool Element::onTapEnded(m2::PointD const & pt)
{
return false;
}
bool Element::onTapCancelled(m2::PointD const & pt)
{
return false;
}
void Element::setController(Controller * controller)
{
m_controller = controller;
}
}

11
gui/element.hpp
View file

@ -59,18 +59,17 @@ namespace gui
yg::Color const & color(EState state) const;
/// Implement this method to handle single tap on the GUI element.
virtual bool onTapStarted(m2::PointD const & pt) = 0;
virtual bool onTapMoved(m2::PointD const & pt) = 0;
virtual bool onTapEnded(m2::PointD const & pt) = 0;
virtual bool onTapCancelled(m2::PointD const & pt) = 0;
virtual bool onTapStarted(m2::PointD const & pt);
virtual bool onTapMoved(m2::PointD const & pt);
virtual bool onTapEnded(m2::PointD const & pt);
virtual bool onTapCancelled(m2::PointD const & pt);
void invalidate();
double visualScale() const;
void setPivot(m2::PointD const & pv);
yg::OverlayElement * clone(math::Matrix<double, 3, 3> const & m) const;
void draw(yg::gl::OverlayRenderer * r, math::Matrix<double, 3, 3> const & m) const;
int visualRank() const;
virtual void cache();