//
// Created by steven on 11/14/2024.
//

#include <time.h>
#include <stdlib.h>
#include "libs/EPD_2in13_V4.h"
#include "libs/GUI/GUI_Paint.h"
#include "libs/GUI/GUI_BMPfile.h"

__declspec(dllexport) int draw() {
    srand(time(NULL));
    return rand();
}


int EPD_2in13_V4_test(void) {

    Debug("EPD_2in13_V4_test Demo\r\n");
    if(DEV_Module_Init()!=0){
        return -1;
    }

    Debug("e-Paper Init and Clear...\r\n");
    EPD_2in13_V4_Init();


    struct timespec start={0,0}, finish={0,0};
    clock_gettime(CLOCK_REALTIME,&start);
    EPD_2in13_V4_Clear();
    clock_gettime(CLOCK_REALTIME,&finish);
    Debug("%ld S\r\n",finish.tv_sec-start.tv_sec);

    //Create a new image cache
    UBYTE *BlackImage;
    UWORD Imagesize = ((EPD_2in13_V4_WIDTH % 8 == 0)? (EPD_2in13_V4_WIDTH / 8 ): (EPD_2in13_V4_WIDTH / 8 + 1)) * EPD_2in13_V4_HEIGHT;
    if((BlackImage = (UBYTE *)malloc(Imagesize)) == NULL) {
        Debug("Failed to apply for black memory...\r\n");
        return -1;
    }
    Debug("Paint_NewImage\r\n");
    Paint_NewImage(BlackImage, EPD_2in13_V4_WIDTH, EPD_2in13_V4_HEIGHT, 90, WHITE);
    Paint_Clear(WHITE);

#if 1   // show bmp
    Paint_NewImage(BlackImage, EPD_2in13_V4_WIDTH, EPD_2in13_V4_HEIGHT, 90, WHITE);
    Debug("show window BMP-----------------\r\n");
    Paint_SelectImage(BlackImage);
    GUI_ReadBmp("./pic/100x100.bmp", 10, 10);
    EPD_2in13_V4_Display(BlackImage);
    DEV_Delay_ms(3000);

    Debug("show bmp------------------------\r\n");
    Paint_SelectImage(BlackImage);
    GUI_ReadBmp("./pic/2in13_1.bmp", 0, 0);
    EPD_2in13_V4_Display(BlackImage);
    DEV_Delay_ms(3000);
#endif

#if 1   //show image for array
    Debug("show image for array\r\n");
    EPD_2in13_V4_Init_Fast();
    Paint_SelectImage(BlackImage);
    Paint_Clear(WHITE);
    Paint_DrawBitMap(gImage_2in13_2);

    EPD_2in13_V4_Display_Fast(BlackImage);
    DEV_Delay_ms(2000);
#endif

#if 1  // Drawing on the image
    Paint_NewImage(BlackImage, EPD_2in13_V4_WIDTH, EPD_2in13_V4_HEIGHT, 90, WHITE);
    Debug("Drawing\r\n");
    //1.Select Image
    EPD_2in13_V4_Init();
    Paint_SelectImage(BlackImage);
    Paint_Clear(WHITE);

    // 2.Drawing on the image
    Paint_DrawPoint(5, 10, BLACK, DOT_PIXEL_1X1, DOT_STYLE_DFT);
    Paint_DrawPoint(5, 25, BLACK, DOT_PIXEL_2X2, DOT_STYLE_DFT);
    Paint_DrawPoint(5, 40, BLACK, DOT_PIXEL_3X3, DOT_STYLE_DFT);
    Paint_DrawPoint(5, 55, BLACK, DOT_PIXEL_4X4, DOT_STYLE_DFT);

    Paint_DrawLine(20, 10, 70, 60, BLACK, DOT_PIXEL_1X1, LINE_STYLE_SOLID);
    Paint_DrawLine(70, 10, 20, 60, BLACK, DOT_PIXEL_1X1, LINE_STYLE_SOLID);
    Paint_DrawRectangle(20, 10, 70, 60, BLACK, DOT_PIXEL_1X1, DRAW_FILL_EMPTY);
    Paint_DrawRectangle(85, 10, 135, 60, BLACK, DOT_PIXEL_1X1, DRAW_FILL_FULL);

    Paint_DrawLine(45, 15, 45, 55, BLACK, DOT_PIXEL_1X1, LINE_STYLE_DOTTED);
    Paint_DrawLine(25, 35, 70, 35, BLACK, DOT_PIXEL_1X1, LINE_STYLE_DOTTED);
    Paint_DrawCircle(45, 35, 20, BLACK, DOT_PIXEL_1X1, DRAW_FILL_EMPTY);
    Paint_DrawCircle(110, 35, 20, WHITE, DOT_PIXEL_1X1, DRAW_FILL_FULL);

    Paint_DrawString_EN(140, 15, "waveshare", &Font16, BLACK, WHITE);
    Paint_DrawNum(140, 40, 123456789, &Font16, BLACK, WHITE);

    Paint_DrawString_CN(140, 60, "ÄãºÃabc", &Font12CN, BLACK, WHITE);
    Paint_DrawString_CN(5, 65, "΢ѩµç×Ó", &Font24CN, WHITE, BLACK);

    EPD_2in13_V4_Display_Base(BlackImage);
    DEV_Delay_ms(3000);
#endif

#if 1   //Partial refresh, example shows time
    Paint_NewImage(BlackImage, EPD_2in13_V4_WIDTH, EPD_2in13_V4_HEIGHT, 90, WHITE);
    Debug("Partial refresh\r\n");
    Paint_SelectImage(BlackImage);

    PAINT_TIME sPaint_time;
    sPaint_time.Hour = 12;
    sPaint_time.Min = 34;
    sPaint_time.Sec = 56;
    UBYTE num = 10;
    for (;;) {
        sPaint_time.Sec = sPaint_time.Sec + 1;
        if (sPaint_time.Sec == 60) {
            sPaint_time.Min = sPaint_time.Min + 1;
            sPaint_time.Sec = 0;
            if (sPaint_time.Min == 60) {
                sPaint_time.Hour =  sPaint_time.Hour + 1;
                sPaint_time.Min = 0;
                if (sPaint_time.Hour == 24) {
                    sPaint_time.Hour = 0;
                    sPaint_time.Min = 0;
                    sPaint_time.Sec = 0;
                }
            }
        }
        Paint_ClearWindows(150, 80, 150 + Font20.Width * 7, 80 + Font20.Height, WHITE);
        Paint_DrawTime(150, 80, &sPaint_time, &Font20, WHITE, BLACK);

        num = num - 1;
        if(num == 0) {
            break;
        }
        EPD_2in13_V4_Display_Partial(BlackImage);
        DEV_Delay_ms(500);//Analog clock 1s
    }
#endif

    Debug("Clear...\r\n");
    EPD_2in13_V4_Init();
    EPD_2in13_V4_Clear();

    Debug("Goto Sleep...\r\n");
    EPD_2in13_V4_Sleep();
    free(BlackImage);
    BlackImage = NULL;
    DEV_Delay_ms(2000);//important, at least 2s
    // close 5V
    Debug("close 5V, Module enters 0 power consumption ...\r\n");
    DEV_Module_Exit();
    return 0;
}