main.cpp

#include "head.h"
int Modes = -1;
int Save = 0;
double width = 1;
/*分配堆空间，并将所有绘图信息保存于堆空间中*/
extern Draw_Modes* RMake = (Draw_Modes*)malloc(MAX * sizeof(Draw_Modes));
bool Undo_Or_Not = false;
int main()
{
	initgraph(1536, 864, INIT_NOBORDER | INIT_RENDERMANUAL);
	ege_enable_aa(true);
	bool Funopen = false;
	do
	{
		Funopen = FunOpen();
	} while (Funopen == false);
	setcolor(EGEACOLOR(0xFF,BLACK));
	setfillcolor(EGEACOLOR(0xFF, BLACK));
	setbkcolor(WHITE);
	cleardevice();
	/*初始化各个图标与全局变量*/
	PIMAGE Option = newimage();
	getimage(Option, TEXT("JPG"), MAKEINTRESOURCE(IMAGEOPTION));
	putimage(0, 0, Option);
	delimage(Option);
	PIMAGE NewOption = newimage();
	getimage(NewOption, TEXT("JPG"), MAKEINTRESOURCE(NEWOPTION));
	PIMAGE Draw_Line = newimage();
	getimage(Draw_Line, TEXT("JPG"), MAKEINTRESOURCE(DRAW_LINE));
	PIMAGE Draw_Circle = newimage();
	getimage(Draw_Circle, TEXT("JPG"), MAKEINTRESOURCE(DRAW_CIRCLE));
	PIMAGE Draw_Pixel = newimage();
	getimage(Draw_Pixel, TEXT("JPG"), MAKEINTRESOURCE(DRAW_PIXEL));
	if (FileName[250] != 1)
		ReadFromFile(FileName);
	setcolor(EGEACOLOR(0xFF, BLACK));
	setfillcolor(EGEACOLOR(0xFF, BLACK));
	setbkcolor(WHITE);
	flushmouse();
	for (;is_run();delay_fps(FPS))
	{
		mouse_msg m = getmouse();
		/*若鼠标在绘图区域，则进入绘图模式*/
		if (m.y > (2 * BlockY))
		{
			m = StartDraw(m);
		}
		else
		{
			if (m.x < BlockDrawStart && m.is_left() && m.is_down())
			{
				if (m.y < BlockY)
				{
					if (m.x < BlockOption)
					{
						exit(1);
					}
					if (m.x < (2 * BlockOption))
					{
						Undo();
						continue;
					}
					if (m.x < (3 * BlockOption))
					{
						/*清屏，并将清屏信息进行保存*/
						ClearDevice();
						Draw_Undo_Init();
						Draw_Redo_Init(0);
						RMake[Save - 1].Mode = CLEAR;
						continue;
					}
					if (m.x < (4 * BlockOption))
					{
						/*设置当前绘图线宽*/
						char buf[4] = {};
						inputbox_getline("设置线宽", "请输入线宽", buf, 4);
						width = atof(buf);
						setlinewidth(float(width));
					}
				}
				else
				{
					if (m.x < BlockOption)
					{
						SaveFile();
						continue;
					}
					if (m.x < (2 * BlockOption))
					{
						Redo();
						continue;
					}
					if (m.x < 3 * BlockOption)
					{
						Modes = MOUSE;
						continue;
					}
					if (m.x < 4 * BlockOption)
					{
						flushmouse();
						for (;is_run();delay_fps(FPS))
						{
							/*选取绘图区域的图形并保存*/
							mouse_msg mou = getmouse();
							if (mou.is_left() && mou.is_down())
							{
								/*若为绘图区域，则保存颜色并设置，否则直接退出*/
								if (mou.y > 200)
								{
									setcolor(EGEACOLOR(0XFF, getpixel(mou.x, mou.y)));
									setfillcolor(EGEACOLOR(0XFF, getpixel(mou.x, mou.y)));
									break;
								}
								else
									break;
							}
						}
						continue;
					}
				}
			}
			else if (m.x < BlockColorStart)
			{
				if (m.is_down())
				{
					if (m.y < BlockY)
					{
						if (m.x < (BlockDrawStart + BlockDraw))
						{
							Modes = PIXEL;
							putimage(BlockDrawStart, 0, NewOption);
							putimage(BlockDrawStart, 0, Draw_Pixel);
							continue;
						}
						if (m.x < (BlockDrawStart + 2 * BlockDraw))
						{
							Modes = CIRCLE;
							putimage(BlockDrawStart, 0, NewOption);
							putimage((BlockDrawStart + BlockDraw), 0, Draw_Circle);
							continue;
						}
					}
					else
					{
						if (m.x < (BlockDrawStart + BlockDraw))
						{
							Modes = LINE;
							putimage(BlockDrawStart, 0, NewOption);
							putimage(BlockDrawStart, 100, Draw_Line);
							continue;
						}
						if (m.x < (BlockDrawStart + 2 * BlockDraw))
						{
							Modes = Homework_Polygon;
							Draw_Homework_Polygon();
						}
					}
				}
			}
			else if (m.is_down())
			{
				/*进入颜色设置模式*/
				SetColor(m);
				continue;
			}
		}
	}
}