#include <windows.h>
#include <windowsx.h>

void setRowsHigh(int);
void DrawTable(HWND);
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);

const int N = 4, M = 5;
HPEN hPen;
int penWidth = 2;

int rowsHigh[N];

HDC winDC, memDC, drawTextDC;
HBITMAP hBmpSprite, hBmpMem;

RECT prevRect, clientRect;
BITMAP bm;
COLORREF bckColor = COLOR_WINDOW + 1;

char strArray[N * M][255] = {
								{"hello"}, {"world"}, {"eqlwkeqwl"}, {"ewkw;lrkel;rkelndnf,,dmf,dsfm,fnfmd,nndf,smfnfnskdfsnkflweorjiewrioejwreworjrkel;r"}, {"1234321212"},
								{"qweweqwe"}, {"qweweqwe"}, {"qweweqwe"}, {"qweweqwe"}, {"qweweqwe"},
								{"qweweqwe"}, {"qweweqwe"}, {"qweweqwe"}, {"qweweqwe"}, {"qweweqwe"},
								{"qweweqwe"}, {"qweweqwe"}, {"qweweqwe"}, {"qweweqwe"}, {"qweweqwe"}
};


int APIENTRY WinMain(HINSTANCE hInstance,
	HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
{
	WNDCLASSEX wcex; HWND hWnd; MSG msg;

	wcex.cbSize = sizeof(WNDCLASSEX);
	wcex.style = NULL;
	wcex.lpfnWndProc = WndProc;
	wcex.cbClsExtra = 0;
	wcex.cbWndExtra = 0;
	wcex.hInstance = hInstance;
	wcex.hIcon = LoadIcon(NULL, IDI_APPLICATION);
	wcex.hCursor = LoadCursor(NULL, IDI_APPLICATION);
	wcex.hbrBackground = (HBRUSH)(bckColor);
	wcex.lpszMenuName = NULL;
	wcex.lpszClassName = "SpriteClass";
	wcex.hIconSm = wcex.hIcon;

	RegisterClassEx(&wcex);
	hWnd = CreateWindow(wcex.lpszClassName, "Table", WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, 0,
		1100, 550, NULL, NULL, hInstance, NULL);
	ShowWindow(hWnd, nCmdShow);
	UpdateWindow(hWnd);

	while (GetMessage(&msg, NULL, 0, 0))
	{
		TranslateMessage(&msg);
		DispatchMessage(&msg);
	}
	return (int)msg.wParam;
}

LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
	//	PAINTSTRUCT ps;

	switch (message)
	{
	case WM_CREATE:
		winDC = GetDC(hWnd);
		memDC = CreateCompatibleDC(winDC);
		drawTextDC = CreateCompatibleDC(winDC);
		SetMapMode(drawTextDC, MM_TEXT);

		GetClientRect(hWnd, &clientRect);
		hBmpMem = CreateCompatibleBitmap(winDC, clientRect.right, clientRect.bottom);
		SelectObject(memDC, hBmpMem);
		//SelectObject(bmpDC, hBmpSprite);

		BitBlt(memDC, 0, 0, clientRect.right, clientRect.bottom, winDC, 0, 0, SRCCOPY);
		SetBkColor(winDC, bckColor);

		hPen = CreatePen(PS_SOLID, penWidth, RGB(0, 0, 0));
		SelectObject(memDC, hPen);
		break;
	case WM_SIZE:
		SetRect(&clientRect, 0, 0, LOWORD(lParam), HIWORD(lParam));
		hBmpMem = CreateCompatibleBitmap(winDC, clientRect.right, clientRect.bottom);
		DeleteObject(SelectObject(memDC, hBmpMem));
		FillRect(memDC, &clientRect, (HBRUSH)GetBkColor(winDC));
		DrawTable(hWnd);
		//setRowsHigh();
		BitBlt(winDC, 0, 0, clientRect.right, clientRect.bottom, memDC, 0, 0, SRCCOPY);
		break;
	case WM_DESTROY:
		DeleteDC(memDC);
		DeleteDC(drawTextDC);
		ReleaseDC(hWnd, winDC);
		DeleteObject(hPen);
		PostQuitMessage(0);
		break;
	default:
		return DefWindowProc(hWnd, message, wParam, lParam);
	}
	return 0;
}

void DrawTable(HWND hWnd)
{
	int columnWidth = (clientRect.right - penWidth * (M - 1)) / M;

	/*MoveToEx(memDC, 1, 0, NULL);
	LineTo(memDC, 1, clientRect.bottom);*/
	for (int i = 1; i < M; i++)
	{
		MoveToEx(memDC, i * (columnWidth + penWidth), 0, NULL);
		LineTo(memDC, i * (columnWidth + penWidth), clientRect.bottom);
	}
	/*MoveToEx(memDC, clientRect.right - penWidth, 0, NULL);
	LineTo(memDC, clientRect.right - penWidth, clientRect.bottom);*/

	setRowsHigh(columnWidth);

	int sum = 0;
	RECT rect;
	for (int i = 0; i < N; i++)
	{
		sum += rowsHigh[i] + penWidth;
		MoveToEx(memDC, 0, sum, NULL);
		LineTo(memDC, clientRect.right, sum);
	}

	sum = 0;
	for (int i = 0; i < N; i++)
	{
		for (int j = 0; j < M; j++)
		{
			SetRect(&rect, j * (columnWidth + penWidth), sum, j * (columnWidth + penWidth) + columnWidth, sum + rowsHigh[i]);
			DrawText(memDC, strArray[i * M + j], -1, &rect, DT_WORDBREAK);
		}
		sum += rowsHigh[i] + penWidth;
	}
}

void setRowsHigh(int columnWidth)
{
	int currHigh;
	RECT rect;
	SetRect(&rect, 0, 0, columnWidth, 1000);
	for (int i = 0; i < N; i++)
	{
		int maxHighInRow = 0;
		for (int j = 0; j < M; j++)
		{
			currHigh = DrawText(drawTextDC, strArray[i * M + j], -1, &rect, DT_WORDBREAK);
			if (currHigh > maxHighInRow)
				maxHighInRow = currHigh;
		}
		rowsHigh[i] = maxHighInRow;
	}
}