#include <Windows.h>
#include <string>
using namespace std;

LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);

LPTSTR className = L"nazwaKlasy";
WNDCLASSEX wc;// , wc2;
HWND hwnd, knefel;
MSG msg;
PAINTSTRUCT ps;
RECT rect;
HDC hdc;
POINT pojnt = { rect.right - 85,rect.top + 30 }, trojkat[3];
HPEN p1 = CreatePen(PS_SOLID, 1, RGB(0, 0, 0));
HBRUSH b1 = CreateSolidBrush(RGB(255, 255, 255));
HBRUSH b2 = CreateSolidBrush(RGB(255, 255, 255));
HBRUSH brushes[12] = { CreateSolidBrush(RGB(255,0,0)),
CreateSolidBrush(RGB(0,255,0)),
CreateSolidBrush(RGB(0,0,255)),
CreateSolidBrush(RGB(255,255,0)),
CreateSolidBrush(RGB(255,0,255)),
CreateSolidBrush(RGB(0,255,255)),
CreateSolidBrush(RGB(127,0,0)),
CreateSolidBrush(RGB(0,127,0)),
CreateSolidBrush(RGB(0,0,127)),
CreateSolidBrush(RGB(127,127,0)),
CreateSolidBrush(RGB(127,0,127)),
CreateSolidBrush(RGB(0,127,127)) };
int figora = 2;
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR plCmdLine, int mShowCMD)
{

	wc.cbSize = sizeof(WNDCLASSEX);
	wc.style = CS_HREDRAW | CS_VREDRAW;
	wc.lpfnWndProc = WndProc;
	wc.cbClsExtra = 0;
	wc.cbWndExtra = 0;
	wc.hInstance = hInstance;
	wc.hIcon = LoadIcon(NULL, IDI_APPLICATION);
	wc.hCursor = LoadCursor(NULL, IDC_ARROW);
	wc.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
	wc.lpszClassName = className;
	wc.lpszMenuName = NULL;
	wc.hIconSm = LoadIcon(NULL, IDI_APPLICATION);

	if (RegisterClassEx(&wc))
	{
		if ((hwnd = CreateWindowEx(WS_EX_CLIENTEDGE, className, L"Paint", WS_OVERLAPPEDWINDOW, 500, 300, 900, 700, NULL, NULL, hInstance, NULL)) != NULL)
		{
			ShowWindow(hwnd, mShowCMD);
			UpdateWindow(hwnd);

			while (GetMessage(&msg, NULL, 0, 0))
			{
				TranslateMessage(&msg);
				DispatchMessage(&msg);
			}

		}
		else
			MessageBox(NULL, L"Error", L"Create Window", MB_OK);

	}
	else
		MessageBox(NULL, L"Error", L"Register CLASS", MB_OK);



	ShowWindow(hwnd, mShowCMD);
	DestroyWindow(hwnd);
	return 0;
}
LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
{
	GetClientRect(hwnd, &rect);
	switch (msg)
	{
	case WM_SIZE:
	{
		UpdateWindow(hwnd);
		break;
	}
	case WM_LBUTTONDOWN:
	{
		pojnt.x = LOWORD(lparam);
		pojnt.y = HIWORD(lparam);
		if (pojnt.x >= (rect.right - 110) && pojnt.x <= (rect.right - 79) && pojnt.y >= (rect.top + 310) && pojnt.y <= (rect.top + 341))
			figora = 0;
		else if (pojnt.x >= (rect.right - 73) && pojnt.x <= (rect.right - 42) && pojnt.y >= (rect.top + 310) && pojnt.y <= (rect.top + 341))
			figora = 1;
		else if (pojnt.x >= (rect.right - 36) && pojnt.x <= (rect.right - 5) && pojnt.y >= (rect.top + 310) && pojnt.y <= (rect.top + 341))
			figora = 2;
		InvalidateRect(hwnd, &rect, 0);
		break;
	}
	case WM_RBUTTONDOWN:
	{
		InvalidateRect(hwnd, &rect, 2);
		break;
	}
	case WM_PAINT:
	{
		hdc = BeginPaint(hwnd, &ps);
		GetClientRect(hwnd, &rect);
		if (pojnt.x >= (rect.right - 115) && pojnt.y <= (rect.top + 315))
		{
			COLORREF bg = GetPixel(hdc, pojnt.x, pojnt.y);
			b2 = CreateSolidBrush(RGB(GetRValue(bg), GetGValue(bg), GetBValue(bg)));
		}
		if (pojnt.x <= (rect.right - 115) || pojnt.y >= (rect.top + 346))
		{
			SelectObject(hdc, b2);
			switch (figora)
			{
			case 0:
			{
				Rectangle(hdc, pojnt.x - 20, pojnt.y - 20, pojnt.x + 20, pojnt.y + 20);
				break;
			}
			case 1:
			{
				trojkat[0] = pojnt;
				trojkat[0].y -= 15;
				trojkat[1] = pojnt;
				trojkat[1].x += 18;
				trojkat[1].y += 15;
				trojkat[2] = pojnt;
				trojkat[2].x -= 18;
				trojkat[2].y += 15;
				Polygon(hdc, trojkat, 3);
				break;
			}
			case 2:
			{
				Ellipse(hdc, pojnt.x - 20, pojnt.y - 20, pojnt.x + 20, pojnt.y + 20);
				break;
			}
			}
		}
		b1 = CreateSolidBrush(RGB(255, 255, 255));
		SelectObject(hdc, b1);
		Rectangle(hdc, rect.right - 115, rect.top, rect.right, rect.top + 346);
		p1 = CreatePen(PS_NULL, 1, RGB(0, 0, 0));
		SelectObject(hdc, p1);
		for (int i = 1; i<3; i++)
			for (int j = 0; j<6; j++)
			{
				b1 = brushes[(i - 1) * 6 + j];
				SelectObject(hdc, b1);
				Rectangle(hdc, rect.right - 110 / i, rect.top + 5 + 50 * j, rect.right - 110 / i + 50, rect.top + 55 + 50 * j);
			}
		p1 = CreatePen(PS_SOLID, 1, RGB(0, 0, 0));
		SelectObject(hdc, p1);
		b1 = CreateSolidBrush(RGB(255, 255, 255));
		SelectObject(hdc, b1);
		Rectangle(hdc, rect.right - 110, rect.top + 310, rect.right - 79, rect.top + 341);
		Rectangle(hdc, rect.right - 73, rect.top + 310, rect.right - 42, rect.top + 341);
		Rectangle(hdc, rect.right - 36, rect.top + 310, rect.right - 5, rect.top + 341);
		b1 = CreateSolidBrush(RGB(0, 0, 0));
		SelectObject(hdc, b1);
		Rectangle(hdc, rect.right - 102, rect.top + 318, rect.right - 87, rect.top + 333);
		MoveToEx(hdc, rect.right - 58, rect.top + 316, 0);
		LineTo(hdc, rect.right - 48, rect.top + 333);
		LineTo(hdc, rect.right - 67, rect.top + 333);
		LineTo(hdc, rect.right - 58, rect.top + 316);
		Ellipse(hdc, rect.right - 29, rect.top + 317, rect.right - 12, rect.top + 334);
		//TextOutA(hdc,pojnt.x,pojnt.y,"TU KLIK",7);
		//SetPixel(hdc,pojnt.x,pojnt.y,RGB(255,0,0));
		EndPaint(hwnd, &ps);
		UpdateWindow(hwnd);
		break;
	}
	case WM_CLOSE:
	{
		if (MessageBox(hwnd, L"Zamkn��?", L"Allert", MB_YESNO | MB_ICONWARNING) == IDYES)
		{
			DestroyWindow(hwnd);
		}
		break;
	}
	case WM_DESTROY:
	{
		PostQuitMessage(0);
		break;
	}
	default:
	{
		return DefWindowProc(hwnd, msg, wparam, lparam);
	}
	}
}