#include <stdlib.h>     //exit()
#include <signal.h>     //signal()
#include <time.h>
#include "GUI_Paint.h"
#include "GUI_BMPfile.h"
#include "ImageData.h"
#include "EPD_2in7.h"

void  Handler(int signo)
{
    //System Exit
    printf("\r\nHandler:Goto Sleep mode\r\n");
    EPD_Sleep();
    DEV_ModuleExit();

    exit(0);
}

int main(void)
{
    printf("2.7inch e-Paper demo\r\n");
    DEV_ModuleInit();

    // Exception handling:ctrl + c
    signal(SIGINT, Handler);

    if(EPD_Init() != 0) {
        printf("e-Paper init failed\r\n");
    }
    printf("clear...\r\n");
    EPD_Clear();
    DEV_Delay_ms(500);

    //Create a new image cache
    UBYTE *BlackImage;
    UWORD Imagesize = ((EPD_WIDTH % 8 == 0)? (EPD_WIDTH / 8 ): (EPD_WIDTH / 8 + 1)) * EPD_HEIGHT;
    if((BlackImage = (UBYTE *)malloc(Imagesize)) == NULL) {
        printf("Failed to apply for black memory...\r\n");
        exit(0);
    }
    printf("Paint_NewImage\r\n");
    Paint_NewImage(BlackImage, EPD_WIDTH, EPD_HEIGHT, 270, WHITE);
    Paint_SelectImage(BlackImage);
    Paint_Clear(WHITE);
#if 1   // show bmp  
    printf("show bmp for window\r\n");
    Paint_SelectImage(BlackImage);    
    Paint_Clear(WHITE);    
    GUI_ReadBmp("./pic/100x100.bmp", 50, 10);
    EPD_Display(BlackImage);
    DEV_Delay_ms(500);
    
    printf("show bmp\r\n");
    Paint_SelectImage(BlackImage);  
    Paint_Clear(WHITE);
    GUI_ReadBmp("./pic/2in7.bmp", 0, 0);
    EPD_Display(BlackImage);
    DEV_Delay_ms(500);
#endif

#if 1   // show image for array   
    printf("show image for array\r\n");
    Paint_SelectImage(BlackImage);
    Paint_Clear(WHITE);
    Paint_DrawBitMap(gImage_2in7);  
    EPD_Display(BlackImage);
    DEV_Delay_ms(500);
#endif

#if 1   // Drawing on the image
    //1.Select Image
    printf("SelectImage:BlackImage\r\n");
    Paint_SelectImage(BlackImage);
    Paint_Clear(WHITE);

    // 2.Drawing on the image
    printf("Drawing:BlackImage\r\n");
    Paint_DrawPoint(10, 80, BLACK, DOT_PIXEL_1X1, DOT_STYLE_DFT);
    Paint_DrawPoint(10, 90, BLACK, DOT_PIXEL_2X2, DOT_STYLE_DFT);
    Paint_DrawPoint(10, 100, BLACK, DOT_PIXEL_3X3, DOT_STYLE_DFT);
    Paint_DrawLine(20, 70, 70, 120, BLACK, LINE_STYLE_SOLID, DOT_PIXEL_1X1);
    Paint_DrawLine(70, 70, 20, 120, BLACK, LINE_STYLE_SOLID, DOT_PIXEL_1X1);    
    Paint_DrawRectangle(20, 70, 70, 120, BLACK, DRAW_FILL_EMPTY, DOT_PIXEL_1X1);
    Paint_DrawRectangle(80, 70, 130, 120, BLACK, DRAW_FILL_FULL, DOT_PIXEL_1X1);
    Paint_DrawCircle(45, 95, 20, BLACK, DRAW_FILL_EMPTY, DOT_PIXEL_1X1);
    Paint_DrawCircle(105, 95, 20, WHITE, DRAW_FILL_FULL, DOT_PIXEL_1X1);
    Paint_DrawLine(85, 95, 125, 95, BLACK, LINE_STYLE_DOTTED, DOT_PIXEL_1X1);
    Paint_DrawLine(105, 75, 105, 115, BLACK, LINE_STYLE_DOTTED, DOT_PIXEL_1X1);
    Paint_DrawString_EN(10, 0, "waveshare", &Font16, BLACK, WHITE);
    Paint_DrawString_EN(10, 20, "hello world", &Font12, WHITE, BLACK);
    Paint_DrawNum(10, 33, 123456789, &Font12, BLACK, WHITE);
    Paint_DrawNum(10, 50, 987654321, &Font16, WHITE, BLACK);
    Paint_DrawString_CN(130, 0,"ÄãºÃabcÊ÷Ý®ÅÉ", &Font12CN, BLACK, WHITE);
    Paint_DrawString_CN(130, 20,"΢ѩµç×Ó", &Font24CN, WHITE, BLACK);

    printf("EPD_Display\r\n");
    EPD_Display(BlackImage);
    DEV_Delay_ms(2000);
#endif

    printf("Goto Sleep mode...\r\n");
    EPD_Sleep();
    free(BlackImage);
    BlackImage = NULL;

    return 0;
}