laSky.h

/*

Jump'n'Run Engine
http://www.atanaslaskov.com/jnr/

BSD LICENSE
Copyright (c) 2007-2013, Atanas Laskov
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL ATANAS LASKOV BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

*/
#ifndef M_SKY_H
#define M_SKY_H



struct _laSkyLayer{
    laTexture  _texTexture;
    laPoint2       _uvRepeat;
    laPoint2          _uvSpeed;

    laPoint2          _uvTexPos;
};

class laSky: public laLoadableObj
{
public:
    laColor   _rgbColor;
    _laSkyLayer _arLayers[10];
    unsigned      _nLayers;

    //Constructor and destructor
    laSky(void);
    ~laSky(void);

    //Load sky parameters from file
    virtual void load(class laFileParser *fp);

    //draw the sky
    void draw(laRenderer* r);

    //Animate the sky;
    //NOTE: The sky object is normally contained within the tileset object (laTileset);
    //If several level objects share the same tileset object this animation method might cause
    //some issues
    void animate(laTimer &t);
};
#endif