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/***********************************************************************
filename: InventoryItem.h
created: Fri Apr 22 2011
author: Paul D Turner <paul@cegui.org.uk>
*************************************************************************/
/***************************************************************************
* Copyright (C) 2004 - 2011 Paul D Turner & The CEGUI Development Team
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
***************************************************************************/
#ifndef _InventoryItem_h_
#define _InventoryItem_h_
#include "InventoryBase.h"
#include <elements/CEGUIDragContainer.h>
// Start of CEGUI namespace section
namespace CEGUI
{
// class representing an item that can be drag/dropped between
// InventoryReceiver objects.
class InventoryItem : public DragContainer, public InventoryBase
{
public:
static const String WidgetTypeName;
static const String EventNamespace;
InventoryItem(const String& type, const String& name);
// return whether the specified content location is solid.
bool isSolidAtLocation(int x, int y) const;
// set the content based on the given array. Input array must
// hold enough data given the current content size.
void setItemLayout(const bool* layout);
// return current X grid location on InventoryReceiver. -1 means
// invalid / not set. This is typically set and invalidated by the
// InventoryReciever::addItemAtLocation and InventoryReciever::removeItem
// calls respectively.
int locationOnReceiverX() const;
// return current Y grid location on InventoryReceiver. -1 means
// invalid / not set. This is typically set and invalidated by the
// InventoryReciever::addItemAtLocation and InventoryReciever::removeItem
// calls respectively.
int locationOnReceiverY() const;
// set the current grid location. Note this does not update anything as
// far as the receiver goes. You will not normally call this directly, see
// InventoryReciever::addItemAtLocation instead.
void setLocationOnReceiver(int x, int y);
// returns whether the current drag/drop target is a valid drop location for
// this InventoryItem. Only meaningful if isBeingDragged returns true.
bool currentDropTargetIsValid() const;
// base class overrides
bool isHit(const Vector2& position, const bool allow_disabled = false) const;
void setContentSize(int width, int height);
protected:
// base class overrides
void onMoved(WindowEventArgs& e);
void onDragDropTargetChanged(DragDropEventArgs& e);
void populateGeometryBuffer();
Rect gridBasePixelRect() const;
// whether the current drag / drop target is a valid drop location for this
// item
bool d_validDropTarget;
// where our data is on our receivers content map.
int d_receiverLocationX;
// where our data is on our receivers content map.
int d_receiverLocationY;
};
} // End of CEGUI namespace section
#endif // end of guard _InventoryItem_h_
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