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LibGUI: Add GScrollableWidget::to_widget_position()

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This is a complement to to_content_position() :^)
This commit is contained in:
Andreas Kling 2019-10-09 21:16:49 +02:00
parent fc53867937
commit 33043941f9
2 changed files with 9 additions and 0 deletions
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8
Libraries/LibGUI/GScrollableWidget.cpp
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@ -188,3 +188,11 @@ Point GScrollableWidget::to_content_position(const Point& widget_position) const
content_position.move_by(-frame_thickness(), -frame_thickness()); content_position.move_by(-frame_thickness(), -frame_thickness());
return content_position; return content_position;
} }
Point GScrollableWidget::to_widget_position(const Point& content_position) const
{
auto widget_position = content_position;
widget_position.move_by(-horizontal_scrollbar().value(), -vertical_scrollbar().value());
widget_position.move_by(frame_thickness(), frame_thickness());
return widget_position;
}

1
Libraries/LibGUI/GScrollableWidget.h
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@ -42,6 +42,7 @@ public:
bool should_hide_unnecessary_scrollbars() const { return m_should_hide_unnecessary_scrollbars; } bool should_hide_unnecessary_scrollbars() const { return m_should_hide_unnecessary_scrollbars; }
Point to_content_position(const Point& widget_position) const; Point to_content_position(const Point& widget_position) const;
Point to_widget_position(const Point& content_position) const;
protected: protected:
explicit GScrollableWidget(GWidget* parent); explicit GScrollableWidget(GWidget* parent);