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/* Copyright (C) 2015 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/>.
*/
/*
///////////////////////////////////////////////
CTerrainProperties
Basically represents a set of terrain attributes loaded from XML. These
objects are organized in an inheritance tree, determined at load time.
*/
#ifndef INCLUDED_TERRAINPROPERTIES
#define INCLUDED_TERRAINPROPERTIES
#include <memory>
#include "ps/CStr.h"
#include "lib/file/vfs/vfs_path.h"
class CTerrainGroup;
class XMBElement;
class CXeromyces;
class CTerrainProperties;
typedef shared_ptr<CTerrainProperties> CTerrainPropertiesPtr;
class CTerrainProperties
{
public:
typedef std::vector<CTerrainGroup *> GroupVector;
private:
CTerrainPropertiesPtr m_pParent;
// BGRA color of topmost mipmap level, for coloring minimap, or a color
// manually specified in the Terrain XML (or by any parent)
// ..Valid is true if the base color is specified in this terrain XML
// No caching here, since ideally, a saved XML file of an object should
// produce be equivalent to the source file
u32 m_BaseColor;
bool m_HasBaseColor;
CStr m_MovementClass;
// Orientation of texture (in radians) (default pi/4 = 45 degrees)
float m_TextureAngle;
// Size of texture in metres (default 32m = 8 tiles)
float m_TextureSize;
// All terrain type groups we're a member of
GroupVector m_Groups;
public:
CTerrainProperties(CTerrainPropertiesPtr parent);
// Create a new object and load the XML file specified. Returns NULL upon
// failure
// The parent pointer may be NULL, for the "root" terrainproperties object.
static CTerrainPropertiesPtr FromXML(const CTerrainPropertiesPtr& parent, const VfsPath& pathname);
void LoadXml(XMBElement node, CXeromyces *pFile, const VfsPath& pathname);
// Save the object to an XML file. Implement when needed! ;-)
// bool WriteXML(const CStr& path);
inline CTerrainPropertiesPtr GetParent() const
{
return m_pParent;
}
// Return true if this property object or any of its parents has a basecolor
// override (mmap attribute in the XML file)
bool HasBaseColor();
// Return the minimap color specified in this property object or in any of
// its parents. If no minimap color is specified, return garbage.
// Use HasBaseColor() to see if the value is valid.
// The color value is in BGRA format
u32 GetBaseColor();
float GetTextureAngle()
{
return m_TextureAngle;
}
float GetTextureSize()
{
return m_TextureSize;
}
CStr GetMovementClass() const
{
return m_MovementClass;
}
const GroupVector &GetGroups() const
{
return m_Groups;
}
};
#endif
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