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/* Copyright (C) 2021 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* 0 A.D. is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
/*
A GUI Scrollbar, this class doesn't present all functionality
to the scrollbar, it just controls the drawing and a wrapper
for interaction with it.
*/
#ifndef INCLUDED_CGUISCROLLBARVERTICAL
#define INCLUDED_CGUISCROLLBARVERTICAL
#include "IGUIScrollBar.h"
/**
* Vertical implementation of IGUIScrollBar
*
* @see IGUIScrollBar
*/
class CGUIScrollBarVertical : public IGUIScrollBar
{
public:
CGUIScrollBarVertical(CGUI& pGUI);
virtual ~CGUIScrollBarVertical();
public:
/**
* Draw the scroll-bar
*/
virtual void Draw(CCanvas2D& canvas);
/**
* If an object that contains a scrollbar has got messages, send
* them to the scroll-bar and it will see if the message regarded
* itself.
*
* @see IGUIObject#HandleMessage()
*/
virtual void HandleMessage(SGUIMessage& Message);
/**
* Set m_Pos with g_mouse_x/y input, i.e. when dragging.
*/
virtual void SetPosFromMousePos(const CVector2D& mouse);
/**
* @see IGUIScrollBar#HoveringButtonMinus
*/
virtual bool HoveringButtonMinus(const CVector2D& mouse);
/**
* @see IGUIScrollBar#HoveringButtonPlus
*/
virtual bool HoveringButtonPlus(const CVector2D& mouse);
/**
* Set Right Aligned
* @param align Alignment
*/
void SetRightAligned(const bool& align) { m_RightAligned = align; }
/**
* Get the rectangle of the actual BAR.
* @return Rectangle, CRect
*/
virtual CRect GetBarRect() const;
/**
* Get the rectangle of the outline of the scrollbar, every component of the
* scroll-bar should be inside this area.
* @return Rectangle, CRect
*/
virtual CRect GetOuterRect() const;
protected:
/**
* Should the scroll bar proceed to the left or to the right of the m_X value.
* Notice, this has nothing to do with where the owner places it.
*/
bool m_RightAligned;
};
#endif // INCLUDED_CGUISCROLLBARVERTICAL
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