/******************************************************************************
 *
 * Copyright (C) 1997-2015 by Dimitri van Heesch.
 *
 * Permission to use, copy, modify, and distribute this software and its
 * documentation under the terms of the GNU General Public License is hereby
 * granted. No representations are made about the suitability of this software
 * for any purpose. It is provided "as is" without express or implied warranty.
 * See the GNU General Public License for more details.
 *
 * Documents produced by Doxygen are derivative works derived from the
 * input used in their production; they are not affected by this license.
 *
 */
#ifndef RESOURCEMGR_H
#define RESOURCEMGR_H

#include <qcstring.h>

/** @brief Compiled resource */
struct Resource
{
  enum Type { Verbatim, Luminance, LumAlpha, CSS };
  const char *category;
  const char *name;
  const unsigned char *data;
  int size;
  Type type;
};

/** @brief Singleton for managing resources compiled into an executable */
class ResourceMgr
{
  public:
    /** Returns the one and only instance of this class */
    static ResourceMgr &instance();

    /** Registers an array of resources */
    void registerResources(const Resource resources[],int numResources);

    /** Writes all resource belonging to a given category to a given target directory */
    bool writeCategory(const char *categoryName,const char *targetDir) const;

    /** Copies a registered resource to a given target directory */
    bool copyResource(const char *name,const char *targetDir) const;

    /** Copies a registered resource to a given target directory under a given target name */
    bool copyResourceAs(const char *name,const char *targetDir,const char *targetName) const;

    /** Gets the resource data as a C string */
    QCString getAsString(const char *name) const;

  private:
    /** Returns a pointer to the resource object with the given name. */
    const Resource *get(const char *name) const;

    ResourceMgr();
   ~ResourceMgr();
    class Private;
    Private *p;
};

#endif
