/*
 - copyright (c) 2011 Copenhagen Institute of Interaction Design (CIID)
 - all rights reserved.
 
 + redistribution and use in source and binary forms, with or without
 + modification, are permitted provided that the following conditions
 + are met:
 +  > redistributions of source code must retain the above copyright
 +    notice, this list of conditions and the following disclaimer.
 +  > 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 THE
 + COPYRIGHT OWNER OR CONTRIBUTORS 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.
 
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 ~ author: dviid
 ~ contact: dviid@labs.ciid.dk 
 */

#pragma once

#include "AbstractAnalysis.h"

#include "Poco/Timer.h"

enum shadow_type {
    H, V, D,
};

class ShadowScapesAnalysis : public AbstractAnalysis
{
public:
    ShadowScapesAnalysis(shadow_type dir): AbstractAnalysis("SHADOWSCAPE"), _dir(dir){;}
    ShadowScapesAnalysis(): AbstractAnalysis("SHADOWSCAPE"), _dir(H){;}
    virtual ~ShadowScapesAnalysis(){;}
    
public:
    
    void setup(int camWidth, int camHeight);
    void acquire();
    void synthesise();    
    void draw();
    
    void scan_cb(Poco::Timer& timer);
    
protected:
    
    int     _line;  
    int     _speed; // pix per second
    int     _step;
    shadow_type _dir;
    
};