/*
 * graphics_adapter.c
 *
 *  Created on: Sep 24, 2017
 *      Author: Roy
 */

#include <stdbool.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include "graphics_adapter.h"
#include "grlib/grlib.h"
#include "drivers/frame.h"
#include "drivers/kentec320x240x16_ssd2119.h"

#define LINE_HEIGHT 12
#define MAX_POSITION 240
int current_position = 0;
char current_line[100];

void init_graphics(uint32_t ui32SysClock)
{
    // Initialize the display driver.
    Kentec320x240x16_SSD2119Init(ui32SysClock);

    // Initialize the graphics context.
    GrContextInit(&g_sContext, &g_sKentec320x240x16_SSD2119);
}

void draw_image(uint8_t* data)
{
    GrImageDraw(&g_sContext, data, 0, 0);
}

void draw_string(char* data, size_t length)
{
    tRectangle backRect;
                backRect.i16XMin = 100;
                backRect.i16XMax = 300;
                backRect.i16YMin = 100;
                backRect.i16YMax = 80;

                GrContextForegroundSet(&g_sContext, ClrBlack);
                GrRectFill(&g_sContext, &backRect);


    GrStringDraw(&g_sContext, data, length, 0, 0, true);
}

void writeLine(char* text)
{
    if (current_position >= MAX_POSITION)
    {
        clear();
    }

    strcpy(current_line, text);
    GrStringDraw(&g_sContext, current_line, strlen(current_line), 0, current_position, true);
    current_position += LINE_HEIGHT;
}

void writeFloat(float num)
{
    char num_buf[10];
    ltoa(num, num_buf);
    strcat(current_line, num_buf);
    GrStringDraw(&g_sContext, current_line, strlen(current_line), 0, current_position - LINE_HEIGHT, true);
}

void writeString(char* text)
{
    strcat(current_line,text);
    GrStringDraw(&g_sContext, current_line, strlen(current_line), 0, current_position - LINE_HEIGHT, true);
}

void clear()
{
    tRectangle backRect;
                backRect.i16XMin = 0;
                backRect.i16XMax = 340;
                backRect.i16YMin = 240;
                backRect.i16YMax = 0;

                GrContextForegroundSet(&g_sContext, ClrBlack);
                GrRectFill(&g_sContext, &backRect);

                GrContextFontSet(&g_sContext, TEXT_FONT);
                    GrContextForegroundSet(&g_sContext, ClrWhite);

    current_position = 0;
}