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/*
* Extended support for activating emotes
* Copyright (C) 2009 Aethyra Development Team
* Copyright (C) 2009 The Mana World Development Team
* Copyright (C) 2009-2012 The Mana Developers
*
* This file is part of The Mana Client.
*
* This program 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
* any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef EMOTEPOPUP_H
#define EMOTEPOPUP_H
#include "gui/widgets/popup.h"
#include <guichan/mouselistener.hpp>
#include <list>
#include <vector>
class ImageSprite;
class Image;
namespace gcn {
class SelectionListener;
}
/**
* An emote popup. Used to activate emotes and assign them to shortcuts.
*
* \ingroup GUI
*/
class EmotePopup : public Popup
{
public:
/**
* Constructor. Initializes the graphic.
*/
EmotePopup();
virtual ~EmotePopup();
/**
* Draws the emotes.
*/
void draw(gcn::Graphics *graphics);
void mousePressed(gcn::MouseEvent &event);
void mouseMoved(gcn::MouseEvent &event);
/**
* Returns the selected emote.
*/
int getSelectedEmote() const;
/**
* Adds a listener to the list that's notified each time a change to
* the selection occurs.
*/
void addSelectionListener(gcn::SelectionListener *listener)
{
mListeners.push_back(listener);
}
/**
* Removes a listener from the list that's notified each time a change
* to the selection occurs.
*/
void removeSelectionListener(gcn::SelectionListener *listener)
{
mListeners.remove(listener);
}
private:
/**
* Sets the index of the currently selected emote.
*/
void setSelectedEmoteIndex(int index);
/**
* Returns the index at the specified coordinates. Returns -1 when
* there is no valid index.
*/
int getIndexAt(int x, int y) const;
/**
* Determine and set the size of the container.
*/
void recalculateSize();
/**
* Sends out selection events to the list of selection listeners.
*/
void distributeValueChangedEvent();
std::vector<const ImageSprite*> mEmotes;
Image *mSelectionImage;
int mSelectedEmoteIndex;
int mHoveredEmoteIndex;
int mRowCount;
int mColumnCount;
typedef std::list<gcn::SelectionListener*> Listeners;
Listeners mListeners;
static const int gridWidth;
static const int gridHeight;
};
#endif
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