/* example1_Modified.c																			*/
/*																										*/
/* This small program shows how to print a glyph CID 4838 with HeisiMinchoW3	*/
/* FreeType 2 library.																			*/


#include <stdio.h>
#include <string.h>
#include <math.h>

#include <ft2build.h>
#include FT_FREETYPE_H

#include <freetype/ftglyph.h>

#define WIDTH			400
#define HEIGHT			400
#define GLYPH_4838	4838
#define RES_X			600	
#define RES_Y			360

#define POINTSIZE		7


#define GetBitInByte(ByteSrc,BitNum)	\
		(((ByteSrc) & (1 << (BitNum)))?1:0)

/* origin is the upper left corner */
unsigned char image[HEIGHT][WIDTH];


/* Replace this function with something useful. */

void
draw_bitmap( FT_Bitmap*  bitmap)
{
  FT_Int  xcurr,ycurr;
  FT_Byte byte_;
  FT_Byte Bit_;
  FT_Byte *l_pBuffer;
   

  for(ycurr = 0;ycurr<bitmap->rows;ycurr++)
  {
		l_pBuffer = bitmap->buffer + bitmap->pitch*ycurr;
		Bit_ = 0;
		for(xcurr = 0;xcurr<bitmap->width;xcurr++)
		{
			byte_ = GetBitInByte(*l_pBuffer,7-Bit_);
			if(byte_)
				 image[ycurr][xcurr] = 255;
			else
				image[ycurr][xcurr] = 0;

			Bit_++;
			if(Bit_ == 8)
			{
				Bit_ = 0;
				l_pBuffer++;
			}
		}
  }

  

}


void
show_image( FT_Bitmap*  bitmap )
{
  int  i, j;

   putchar( '\n' );
	putchar( '\n' );

  for ( i = 0; i < bitmap->rows; i++ )
  {
    for ( j = 0; j < bitmap->width; j++ )
	 {
      putchar( image[i][j] == 0 ? ' ' : '*' );
	 }
    putchar( '\n' );
  }
}


int
main( int     argc,
      char**  argv )
{
   FT_Library    library;
   FT_Face       face;

   FT_Error      error;
	char*         filename;
  
	int           target_height;
  
	FT_Render_Mode l_FT_Render_Mode;
	FT_Glyph			l_FT_Glyph;
	FT_BitmapGlyph l_BitmapGlyph;
	FT_Int32 l_LoadFlags;
	


  if ( argc != 2 )
  {
    fprintf ( stderr, "usage: %s font sample-text\n", argv[0] );
    exit( 1 );
  }

  filename      = argv[1];                           /* first argument     */
  
  
  target_height = HEIGHT;

  error = FT_Init_FreeType( &library );              /* initialize library */
  /* error handling omitted */

  error = FT_New_Face( library, filename, 0, &face );/* create face object */
  /* error handling omitted */

  /* use 7 at 600x360dpi */
  error = FT_Set_Char_Size( face, POINTSIZE * 64, POINTSIZE * 64,   RES_X, RES_Y );                /* set character size */
  
  /* Init Value */
	l_FT_Glyph			= NULL;
	l_LoadFlags			= FT_LOAD_TARGET_MONO;
	l_BitmapGlyph		= NULL;
	l_FT_Render_Mode	= FT_RENDER_MODE_MONO;

  	
	/* Load specific glyph Value */
	error = FT_Load_Glyph(face, GLYPH_4838,l_LoadFlags);
	
	/* get glyph  */
	error = FT_Get_Glyph(face->glyph,&l_FT_Glyph);
	
   /* Raster  */
	error = FT_Glyph_To_Bitmap(&l_FT_Glyph,l_FT_Render_Mode,(FT_Vector *) NULL,1);
	
	
   /* now, draw to our target surface (convert position) */
	l_BitmapGlyph          = (FT_BitmapGlyph) l_FT_Glyph;
   draw_bitmap( &l_BitmapGlyph->bitmap);

	/* Console */
   show_image(&l_BitmapGlyph->bitmap);

   FT_Done_Face    ( face );
   FT_Done_FreeType( library );

  return 0;
}

/* EOF */