/*
 *	test.c  ---	Primary header file for 
 *				LCD Device Driver with Framebuffer
 *	(C)opyright 2004 Bit 920 Labs
 *
 *	Written by: Tangliting <dawn@bit.edu.cn>
 *	Created on: Sat. Mar 7 14:33:45 GMT +8:00 2004
 */

#include <unistd.h>#include <stdlib.h>#include <stdio.h>#include <fcntl.h>#include <sys/stat.h>#include <fcntl.h>#include <unistd.h>#include <sys/mman.h>#include <string.h>#include <linux/fb.h>#include <linux/kd.h>#include <sys/mman.h>#include <sys/types.h>#include <sys/stat.h>#include <termios.h>#include <sys/time.h>#include <sys/ioctl.h>#include "lcd.h"#include "ascii.lib"

FILE *hzkFile = NULL;

void DrawCharEN(short x, short y, unsigned char c, ColorType color)
{
	unsigned char codes[16];
	short i;

	for (i = 0; i < 16; i++)
		codes[i] = ascii_codes[c][i];
	
	fb_Text_8x16(x, y, codes, color);
}

void DrawCharCHS(int x, int y, unsigned char c[2], ColorType color)
{
	unsigned char codes[32];
	short i;
	unsigned char ch, cl;
	unsigned long offset;

	if (hzkFile == NULL)
	{
		printf("No Chinese Character Library opened.\n");

		exit(1);
	}

	ch = c[0];
	cl = c[1];

	offset = ((ch - 0xa1) * 94L + (cl - 0xa1)) * 32L;

	fseek(hzkFile, offset, SEEK_SET);
	fread(codes, 32, 1, hzkFile);	

	fb_Text_16x16(x, y, codes, color);
}

int  main(){    short x, y;
	short i;
	ColorType color = SYS_WHITE;
	short colorPage;
	short endFlag;
	unsigned char * ascTxt = "Motolora MX1";
	unsigned char * chsTxt = "嵌入式開發板";
	unsigned char bufferTxt[2];
	
	short x_max, y_max;
	ColorType color_max;
    if (fb_Init() == -1)	{		printf("Initialize Framebuffer LCD failed.\n");		exit(1);	}    
    x_max = fb_GetScreenWidth() - 1;
    y_max = fb_GetScreenHeight() - 1;
    color_max = fb_GetScreenColors() - 1;
    
	// Test Pixel functions 	printf("Test PutPixel:\t\t");	for(y = 0; y <= y_max; y += 10)
	{
		for (x = 0; x <= x_max; x += 10)
		{
			fb_PutPixel(x, y, color);
		}
	}    printf("Press any key to continue...\n");
	getchar();

	// Test Draw Lines functions
	printf("Test DrawLine_H:\t");
	fb_Clear(SYS_BLACK);
	for(y = 0; y <= y_max; y += 10)
	{
		fb_DrawLine_H(0, x_max,  y, color);
	}
    printf("Press any key to continue...\n");
	getchar();
	printf("Test DrawLine_V:\t");
	for(x = 0; x <= x_max; x += 10)
	{
		fb_DrawLine_V(x, 0, y_max, color);
	}
    printf("Press any key to continue...\n");
	getchar();

	// Test Draw Dashed Lines functions
	printf("Test DrawDashed_H:\t");
	fb_Clear(SYS_BLACK);
	for(y = 0; y <= y_max; y += 10)
	{
		fb_DrawDashed_H(0, x_max, y, 2, color);
	}
    printf("Press any key to continue...\n");
	getchar();
	printf("Test DrawDashed_V:\t");
	for(x = 0; x <= x_max; x += 10)
	{
		fb_DrawDashed_V(x, 0, y_max, 2, color);
	}
    printf("Press any key to continue...\n");
	getchar();

	// Test Rectangle functions
	printf("Test DrawRect:\t\t");
	fb_Clear(SYS_BLACK);
	for(y = 0; y <= y_max; y += 20)
	{
		for (x = 0; x <= x_max; x += 20)
		{
			fb_DrawRect(x, y, x + 10, y + 10, color);
		}
	}
	printf("Press any key to continue...\n");
	getchar();
	printf("Test fillRect:\t\t");
	fb_Clear(SYS_BLACK);
	for(y = 0; y <= y_max; y += 20)
	{
		for (x = 0; x <= x_max; x += 20)
		{
			fb_FillRect(x, y, x + 10, y + 10, color);
		}
	}
	printf("Press any key to continue...\n");
	getchar();

	// Test Ellipse functions	printf("Test DrawEllipse:\t");
	fb_Clear(SYS_BLACK);
	for(y = 0; y <= y_max; y += 20)
	{
		for (x = 0; x <= x_max; x += 20)
		{
			fb_DrawEllipse(x + 10, y + 10, 5, 5, color);
		}
	}
	printf("Press any key to continue...\n");
	getchar();
	printf("Test FillEllipse:\t");
	fb_Clear(SYS_BLACK);
	for(y = 0; y <= y_max; y += 20)
	{
		for (x = 0; x <= x_max; x += 20)
		{
			fb_FillEllipse(x + 10, y + 10, 5, 5, color);
		}
	}
	printf("Press any key to continue...\n");
	getchar();

	// Test Text functions
	printf("Test text_16x8:\t\t");
	fb_Clear(SYS_BLACK);
	x = 10, y = 10;
	for (i = 0; i < strlen(ascTxt); i++)
	{
		DrawCharEN(x, y, ascTxt[i], color);
		x += 8;
	}
	printf("Press any key to continue...\n");
	getchar();
	printf("Test text_16x16:\t");
	hzkFile = fopen("./hz16", "rb");
	x = 10, y = 40;
	for (i = 0; i < strlen(chsTxt); i += 2)
	{
		bufferTxt[0] = chsTxt[i];
		bufferTxt[1] = chsTxt[i + 1];
		DrawCharCHS(x, y, bufferTxt, color);
		x += 16;
	}
	fclose(hzkFile);
	printf("Press any key to continue...\n");
	getchar();

	// Test System Palette
	printf("Show system palette:\t");
	color = 0;
	colorPage = 0;
	endFlag = 0;
	while (!endFlag)
	{
		fb_Clear(SYS_BLACK);
		printf("\nColor Page: %3d, Color Range: 0x%4x - ", colorPage, color);
		for(y = 0; y <= y_max && !endFlag; y += 4)
		{
			for (x = 0; x <= x_max && !endFlag; x += 4)
			{
				fb_FillRect(x, y, x + 2, y + 2, color);
				
				if (color == color_max)
					endFlag = 1;
				else
					color++;
			}
		}
		if (endFlag)
			printf("0x%4x", color);
		else
		{
			printf("0x%4x", color);
			getchar();
			colorPage++;
		}
	}
	printf("\nFinished Test. Press any key to exit.\n");
	getchar();

    fb_Release();
}