#include<opengl_for_2d.h>
#include<GL/glfw.h>
#include<res_load.h>

enum {
  X_RES = 720,
  Y_RES = 480,
  X_ST_CO = 100,
  Y_ST_CO = 100
};

GLfloat X_END_CO = X_ST_CO, Y_END_CO = Y_ST_CO;

int main() {
  int running;
  glfwInit();
  if( !glfwOpenWindow( X_RES, Y_RES, 0, 0, 0, 0, 0, 0, GLFW_WINDOW ) )
  {
    glfwTerminate();
    return 0;
  }     
 
  glfwEnable( GLFW_STICKY_KEYS );
  glfwSwapInterval( 1 );
  glClearColor( 1, 1, 1, 1 );
 
  glPixelStorei(GL_UNPACK_ALIGNMENT, 1 );
  glDisable( GL_TEXTURE_2D );
  glEnable( GL_BLEND );
  glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
  glMatrixMode( GL_PROJECTION );	  	   							
  glLoadIdentity();
  glOrtho( 0, X_END_CO, 0, Y_END_CO, -1, 1 );
  glMatrixMode( GL_MODELVIEW );   
  glLoadIdentity(); 
  GLfloat pixelW = (GLfloat)X_END_CO / X_RES;
  GLfloat pixelH = (GLfloat)Y_END_CO / Y_RES;
 
  GLubyte *bufAlpha, *bufAlpha2, *bufRGBA, *bufRGBA2, *bufRGB, *bufMono;
  ResLoader r;
  r.loadFile( "image2.gray", &bufAlpha );
  r.loadFile( "image.rgba", &bufRGBA );
  GLubyte tColor[ 4 ] = { 255, 255, 255, 0 };
  setTransparencyColor( 64, 64, tColor, bufRGBA );
  r.loadFile( "image.rgb", &bufRGB );
  GLubyte color[ 3 ] = { 0, 0, 255 };
  GLuint id;
  buildLinearTexture( 64, 64, 1, bufAlpha, id );
  RGBtoRGBA( 64, 64, bufRGB, tColor, &bufRGBA2 );
 //r.loadFile( "image.mono", &bufMono );
  alphatoBM( 64, 64, bufAlpha, 120, &bufMono );
  BMtoAlpha( 64, 64, bufMono, &bufAlpha2 );
  
  SFonts sf( "out" );
  sf.color[ 0 ] = 0;
  sf.color[ 1 ] = 255;
  sf.color[ 2 ] = 0;
  sf.interSpace = pixelW;
  sf.space = 8 * pixelW;
  sf.pixelW = pixelW;
  sf.pixelH = pixelH;
  sf.xPos = 20;
  sf.yPos = 80;
 
  do
  {
    glClear( GL_COLOR_BUFFER_BIT );
    
    drawRectangle( 5, 95, 40, 30, color );
    drawTexture( 0, 80, pixelW * 64, pixelH * 64, id );
    drawLRectangle( 15, 55, 40, 30, color, 1 );
    drawRGBPixels( 0, 90, 64, 64, bufRGB, pixelW, pixelH );
    drawRGBAPixels( 0, 85, 64, 64, bufRGBA, pixelW, pixelH );
    drawAlphaPixels( 0, 80, 64, 64, color, bufAlpha2, pixelW, pixelH ); 
    
    string text = "Print test.";
    
    sf.print( text.c_str() );
    
    glFlush();
    glfwSwapBuffers();
    running = !glfwGetKey( GLFW_KEY_ESC ) &&
                 glfwGetWindowParam( GLFW_OPENED );
   }
  while( running );

  glfwTerminate();

}