#include "stdafx.h"
#include "TdkException.h"
#include "TdkCDCanvas.h"
#include "TdkProcessingService.h"
#include "TdkGraphicalService.h"

void main(int argc, char* argv[])
{
	  
	  // Parametros da projecao
	  TeProjectionParams params;
	  params.name = "UTM";
	  params.datum = TeDatumFactory::make("CorregoAlegre");
	  params.lon0 = 0.00;
	  params.lat0 = 0.00;

	  // Definicao da Largura e altura do canvas
	  int image_width = 200;
	  int image_height = 200;

	  // Parametros do box
	  double wx1 = 110.0;
	  double wy1 = 50.0;
	  double wx2 = 110.0;
	  double wy2 = 50.0;

	  // Define a "Cor de Fundo" que sera azul
	  int backcolor_red = 120;
	  int backcolor_green = 120;
	  int backcolor_blue = 255;

	  	
  try {
		// Exibe aviso de inicio
		std::cout << "Aplicacao em execucao, por favor aguarde...\n";

		/*** Cria os Parametros do canvas ***/

		// Cria a projecao
		TeProjection * projection = TdkProcessingService::createProjection(params);

		// Classe que cria 3 buffers (RGB - Red, Green, Blue )
		TdkRGBMemBuffer * tdkRGBMemBuffer = new TdkRGBMemBuffer( image_width , image_height );
		memset( tdkRGBMemBuffer->getBlue() , 0x00 , image_width * image_height );
		memset( tdkRGBMemBuffer->getGreen() , 0x00 , image_width * image_height );
		memset( tdkRGBMemBuffer->getRed() , 0x00 , image_width * image_height );

		// Cria o Box
		TeBox * teBox = new TeBox(wx1,wy1,wx2,wy2);

		// Cria a cor
		TeColor * teColor = new TeColor(backcolor_red,backcolor_green, backcolor_blue);

		/*** Fim da criacao dos parametros do canvas ***/

		// Cria o canvas com os parametros criados
		TdkCanvas * canvas = new TdkCDCanvas( image_width, image_height, * tdkRGBMemBuffer, * teBox, 
								* projection, * teColor);
		
		if ( canvas == NULL )
			throw TdkException(_TDK_DEBUG,TdkException::OutOfMemory,"TdkCanvas");
		
		// Desenha o texto no canvas criado
		canvas->drawText(100.0, 100.0, std::string("TDK"));

		// Criacao e gravacao da imagem
		TdkMemBuffer* image = TdkGraphicalService::createImage(canvas, _TDK_GIF);
		FILE *hFile = NULL;
		hFile = fopen( "imagem.gif", "wb" );

		if ( hFile != NULL )
		{
			fwrite(image->buffer, 1, image->size, hFile);
			fclose( hFile );
		}

		if ( canvas ) {
			delete canvas;
			canvas = NULL;
		}
		std::cout << "Fim da execucao, figura imagem.gif salva com sucesso no diretorio do projeto\n";
		std::cout << "Pressione qualquer tecla para sair.";
		getchar();

    } catch ( TdkException& ex ) {
		std::cout << ex.trace();
	}
}