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/*
* The ManaPlus Client
* Copyright (C) 2013 The ManaPlus Developers
*
* This file is part of The ManaPlus 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 DRAGDROP_H
#define DRAGDROP_H
#include "item.h"
#include "textcommand.h"
#include "resources/image.h"
#include "localconsts.h"
enum DragDropSource
{
DRAGDROP_SOURCE_EMPTY = 0,
DRAGDROP_SOURCE_INVENTORY,
DRAGDROP_SOURCE_STORAGE,
DRAGDROP_SOURCE_CART,
DRAGDROP_SOURCE_TRADE,
DRAGDROP_SOURCE_OUTFIT,
DRAGDROP_SOURCE_SPELLS,
DRAGDROP_SOURCE_GROUND,
DRAGDROP_SOURCE_DROP,
DRAGDROP_SOURCE_SHORTCUTS,
DRAGDROP_SOURCE_CRAFT
};
class DragDrop
{
public:
DragDrop(Item *const item, const DragDropSource source) :
mItem(item ? item->getId() : 0),
mItemColor(item ? item->getColor() : 1),
mItemImage(item ? item->getImage() : nullptr),
mSelItem(0),
mSelItemColor(1),
mSource(source),
mText(),
mTag()
{
if (mItemImage)
mItemImage->incRef();
}
A_DELETE_COPY(DragDrop)
~DragDrop()
{
if (mItemImage)
mItemImage->decRef();
}
int getItem()
{ return mItem; }
int getItemColor()
{ return mItemColor; }
Image *getItemImage()
{ return mItemImage; }
DragDropSource getSource() const
{ return mSource; }
void dragItem(Item *const item,
const DragDropSource source,
const int tag = 0)
{
if (mItemImage)
mItemImage->decRef();
mText.clear();
if (item)
{
mItem = item->getId();
mItemColor = item->getColor();
mItemImage = item->getImage();
if (mItemImage)
mItemImage->incRef();
mSource = source;
mTag = tag;
}
else
{
mItem = 0;
mItemColor = 1;
mItemImage = nullptr;
mSource = DRAGDROP_SOURCE_EMPTY;
mTag = 0;
}
}
void dragCommand(TextCommand *const command,
const DragDropSource source,
const int tag = 0)
{
if (mItemImage)
mItemImage->decRef();
mItem = 0;
mItemColor = 1;
if (command)
{
mText = command->getSymbol();
mItemImage = command->getImage();
if (mItemImage)
{
mItemImage->incRef();
}
else if (mText.empty())
{
mSource = DRAGDROP_SOURCE_EMPTY;
mTag = 0;
return;
}
}
else
{
mText.clear();
mItemImage = nullptr;
}
mSource = source;
mTag = tag;
}
void clear()
{
if (mItemImage)
mItemImage->decRef();
mItem = 0;
mItemColor = 1;
mItemImage = nullptr;
mSource = DRAGDROP_SOURCE_EMPTY;
mText.clear();
}
bool isEmpty() const
{ return mSource == DRAGDROP_SOURCE_EMPTY; }
void select(Item *const item)
{
if (item)
{
mSelItem = item->getId();
mSelItemColor = item->getColor();
}
else
{
mSelItem = 0;
mSelItemColor = 1;
}
}
void deselect()
{
mSelItem = 0;
mSelItemColor = 1;
}
int getSelected()
{ return mSelItem; }
int getSelectedColor()
{ return mSelItemColor; }
bool isSelected()
{ return mSelItem > 0; }
void clearItem(const Item *const item A_UNUSED)
{
}
const std::string &getText()
{ return mText; }
int getTag()
{ return mTag; }
private:
int mItem;
uint8_t mItemColor;
Image *mItemImage;
int mSelItem;
uint8_t mSelItemColor;
DragDropSource mSource;
std::string mText;
int mTag;
};
extern DragDrop dragDrop;
#endif // DRAGDROP_H
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