/*
 
* Copyright (c) 2016, Metron, Inc.
 
* 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.
 
*
     
* Neither the name of Metron, Inc. nor the
 
*
       
names of its contributors may be used to endorse or promote products
 
*
       
derived from this software without specific prior written permission.
 
*
 
* 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 METRON, INC. 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.
 
*/
package com.metsci.glimpse.context;

import javax.media.opengl.GL;
import javax.media.opengl.GLContext;

import com.metsci.glimpse.canvas.GlimpseCanvas;

public class GlimpseContextImpl implements GlimpseContext
{
    
private static final String defaultDpiKey = "com.metsci.glimpse.dpi.default";
    
private static final int defaultDpiValue = Integer.parseInt( System.getProperty( defaultDpiKey, "96" ) );

    
private GLContext glContext;
    
private GlimpseTargetStack targetStack;
    
private int dpi;
    
private final int[] scale;

    
public GlimpseContextImpl( GLContext context, int[] scale )
    
{
        
this.glContext = context;
        
this.targetStack = new GlimpseTargetStackImpl( );
        
this.dpi = defaultDpiValue; //TODO fix this
        
this.scale = scale;
    
}

    
public GlimpseContextImpl( GlimpseCanvas canvas )
    
{
        
this.glContext = canvas.getGLContext( );
        
this.targetStack = new GlimpseTargetStackImpl( canvas );
        
this.dpi = defaultDpiValue; //TODO fix this
        
this.scale = canvas.getSurfaceScale( );
    
}

    
@Override
    
public GLContext getGLContext( )
    
{
        
return this.glContext;
    
}

    
@Override
    
public GL getGL( )
    
{
        
return this.glContext.getGL( );
    
}

    
@Override
    
public GlimpseTargetStack getTargetStack( )
    
{
        
return this.targetStack;
    
}

    
@Override
    
public int getDPI( )
    
{
        
return this.dpi;
    
}

    
@Override
    
public String toString( )
    
{
        
return String.format( "[stack: %s dpi: %d]", targetStack, dpi );
    
}

    
@Override
    
public int[] getSurfaceScale( )
    
{
        
return scale;
    
}
}