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Viewing changes to imagesource/imagesource_solid.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Milan Zamazal
  • Date: 2007-05-01 16:32:13 UTC
  • mto: This revision was merged to the branch mainline in revision 3.
  • Revision ID: james.westby@ubuntu.com-20070501163213-k0gaendx7grjlmk5
Tags: upstream-0.3.5
Import upstream version 0.3.5

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imagesource/imagesource_solid.cpp
 
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/*
 
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 * imagesource_solid.cpp
 
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 *
 
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 * Supports Greyscale, RGB and CMYK data
 
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 * Supports random access
 
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 *
 
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 * Copyright (c) 2004 by Alastair M. Robinson
 
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 * Distributed under the terms of the GNU General Public License -
 
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 * see the file named "COPYING" for more details.
 
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 *
 
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 */
 
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#include <iostream>
 
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#include <stdlib.h>
 
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#include <string.h>
 
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#include <math.h>
 
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#include "imagesource_solid.h"
 
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using namespace std;
 
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ImageSource_Solid::~ImageSource_Solid()
 
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{
 
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}
 
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ISDataType *ImageSource_Solid::GetRow(int row)
 
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{
 
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        int i;
 
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        if(row==currentrow)
 
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                return(rowbuffer);
 
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        for(int x=0;x<width;++x)
 
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        {
 
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                for(i=0;i<samplesperpixel;++i)
 
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                {
 
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                        rowbuffer[x*samplesperpixel+i]=solid[i];
 
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                }
 
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        }
 
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        currentrow=row;
 
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        return(rowbuffer);
 
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}
 
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ImageSource_Solid::ImageSource_Solid(IS_TYPE type,int width,int height,ISDataType *sld)
 
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        : ImageSource()
 
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{
 
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        this->width=width;
 
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        this->height=height;
 
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        this->type=type;
 
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        switch(type)
 
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        {
 
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                case IS_TYPE_GREY:
 
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                        samplesperpixel=1;
 
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                        break;
 
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                case IS_TYPE_RGB:
 
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                        samplesperpixel=3;
 
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                        break;
 
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                case IS_TYPE_CMYK:
 
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                        samplesperpixel=4;
 
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                        break;
 
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                case IS_TYPE_GREYA:
 
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                        samplesperpixel=2;
 
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                        break;
 
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                case IS_TYPE_RGBA:
 
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                        samplesperpixel=4;
 
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                        break;
 
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                case IS_TYPE_CMYKA:
 
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                        samplesperpixel=5;
 
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                        break;
 
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                default:
 
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                        throw "Solid: Type not supported.";
 
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        }
 
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        if(sld)
 
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        {
 
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                for(int i=0;i<samplesperpixel;++i)
 
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                {
 
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                        solid[i]=sld[i];
 
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                }
 
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        }
 
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        else
 
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        {
 
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                for(int i=0;i<samplesperpixel;++i)
 
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                {
 
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                        solid[i]=0;
 
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                }
 
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        }       
 
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        MakeRowBuffer();
 
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}