CEnhancedMetaFile_LIN.cpp

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/* +---------------------------------------------------------------------------+
   |                     Mobile Robot Programming Toolkit (MRPT)               |
   |                          http://www.mrpt.org/                             |
   |                                                                           |
   | Copyright (c) 2005-2017, Individual contributors, see AUTHORS file        |
   | See: http://www.mrpt.org/Authors - All rights reserved.                   |
   | Released under BSD License. See details in http://www.mrpt.org/License    |
   +---------------------------------------------------------------------------+ */

#include "base-precomp.h"  // Precompiled headers

#include <mrpt/config.h>

#if defined(MRPT_OS_LINUX) || defined(MRPT_OS_APPLE)

#include <mrpt/utils/CEnhancedMetaFile.h>
#include <mrpt/utils/CImage.h>

using namespace mrpt;
using namespace mrpt::utils;


int CEnhancedMetaFile::LINUX_IMG_WIDTH = 800;
int CEnhancedMetaFile::LINUX_IMG_HEIGHT = 600;


/*---------------------------------------------------------------
                                                Constructor
---------------------------------------------------------------*/
CEnhancedMetaFile::CEnhancedMetaFile(
        const std::string &targetFileName,
        int             scaleFactor ) :
                m_scale(scaleFactor),
                m_hFont(NULL),
                m_targetFile(targetFileName)
{
    m_hdc = (void*) new CImage(CEnhancedMetaFile::LINUX_IMG_WIDTH, CEnhancedMetaFile::LINUX_IMG_HEIGHT );
    ((CImage*)m_hdc.get())->filledRectangle(0,0,CEnhancedMetaFile::LINUX_IMG_WIDTH-1, CEnhancedMetaFile::LINUX_IMG_HEIGHT-1, TColor(0,0,0) );
}

/*---------------------------------------------------------------
                                                Destructor
---------------------------------------------------------------*/
CEnhancedMetaFile::~CEnhancedMetaFile( )
{
    ((CImage*)m_hdc.get())->saveToFile(m_targetFile+".png");

        // Free objects:
        delete ((CImage*)m_hdc.get());
}

/*---------------------------------------------------------------
                                                drawImage
---------------------------------------------------------------*/
void  CEnhancedMetaFile::drawImage(
        int                                             x,
        int                                             y,
        const CImage    &img
        )
{
    MRPT_TRY_START;

    ((CImage*)m_hdc.get())->drawImage(x,y,img);

    MRPT_TRY_END;
}

/*---------------------------------------------------------------
                                                line
---------------------------------------------------------------*/
void  CEnhancedMetaFile::line(
        int                             x0,
        int                             y0,
        int                             x1,
        int                             y1,
        const mrpt::utils::TColor color,
        unsigned int    width,
        TPenStyle               penStyle
        )
{
    MRPT_TRY_START;

    ((CImage*)m_hdc.get())->line(x0,y0,x1,y1,color,width,penStyle);

    MRPT_TRY_END;
}

/*---------------------------------------------------------------
                                                textOut
---------------------------------------------------------------*/
void  CEnhancedMetaFile::textOut(
        int                                     x0,
        int                                     y0,
        const std::string       &str,
        const mrpt::utils::TColor color
        )
{
    MRPT_TRY_START;

    ((CImage*)m_hdc.get())->textOut(x0,y0,str,color);

    MRPT_TRY_END;
}

/*---------------------------------------------------------------
                                        selectVectorTextFont
---------------------------------------------------------------*/
void  CEnhancedMetaFile::selectVectorTextFont(
        const std::string  &fontName,
        int                                     fontSize,
        bool                            bold,
        bool                            italic )
{
        MRPT_UNUSED_PARAM(fontSize); MRPT_UNUSED_PARAM(bold); MRPT_UNUSED_PARAM(italic);
    MRPT_TRY_START;

    ((CImage*)m_hdc.get())->selectTextFont(fontName);

    MRPT_TRY_END;
}


/*---------------------------------------------------------------
                                        setPixel
---------------------------------------------------------------*/
void  CEnhancedMetaFile::setPixel( int x, int y, size_t color)
{
    MRPT_TRY_START;

    ((CImage*)m_hdc.get())->setPixel(x,y, color);

    MRPT_TRY_END;
}

/*---------------------------------------------------------------
                                                rectangle
---------------------------------------------------------------*/
void  CEnhancedMetaFile::rectangle(
        int                             x0,
        int                             y0,
        int                             x1,
        int                             y1,
        const mrpt::utils::TColor color,
        unsigned int    width)
{
        line(x0,y0,x1,y0,color,width);
        line(x1,y0,x1,y1,color,width);
        line(x1,y1,x0,y1,color,width);
        line(x0,y1,x0,y0,color,width);
}

#endif