myui.cpp

这是一个简单的游戏UI实例

// MyUI.cpp : 定义应用程序的入口点。
//

#include "stdafx.h"
#include "MyUI.h"
#include "string.h"

#define MAX_LOADSTRING 100

enum JWindowStyle
{
	JWS_DESKTOP = 0,
	JWS_WINDOW,
	JWS_BUTTON,
	JWS_STATIC,
};

struct JWnd{
	int xPos;
	int yPos;
	int Width;
	int Height;
	JWnd *Parent;
	JWnd *ChildList;
//	JWnd *Prec;
	JWnd *Next;
	unsigned long Style;	// 这是简化的样式，把窗口类都省了，1、一个矩形的窗口用图片填充 2、一个图片按钮 3、静态文本
	unsigned long ID;		// 留着传消息用呢！
	char *text;
	LP_BITMAPX picture;	// 所有情况的图片都在这里了
//	unsigned short TextColor;
	PIXEL TextColor;
//	unsigned short BGColor;
	PIXEL BGColor;
	bool Visible;
};


bool g_bActive = true;

// 全局变量:
HINSTANCE hInst;								// 当前实例
TCHAR szTitle[MAX_LOADSTRING];					// 标题栏文本
TCHAR szWindowClass[MAX_LOADSTRING];			// 主窗口类名

LP_FONT g_pHoHoFont=NULL;
JWnd *JDesktop;	// 这个UI系统的桌面
int JD_x=0;		// 画窗口定坐标用，不得自行修改
int JD_y=0;
int MU_x=0;
int MU_y=0;

LP_BITMAPX g_pBitmap01;
LP_BITMAPX g_pBitmap02;
LP_BITMAPX g_pBitmap03;
LP_BITMAPX g_pBitmap04;
LP_BITMAPX g_pBitmap05;
LP_BITMAPX g_pBitmap06;

// 此代码模块中包含的函数的前向声明:
ATOM				MyRegisterClass(HINSTANCE hInstance);
BOOL				InitInstance(HINSTANCE, int);
LRESULT CALLBACK	WndProc(HWND, UINT, WPARAM, LPARAM);
INT_PTR CALLBACK	About(HWND, UINT, WPARAM, LPARAM);
JWnd * JCreateWindow(int x, int y, int w, int h, unsigned long Style, unsigned long ID, JWnd * parent, const char * text, LP_BITMAPX apic);
//JWnd * JCreateWindow(int x, int y, int w, int h, unsigned long Style, unsigned long ID, JWnd * parent, LP_BITMAPX apic);
void JShow(JWnd *window,int xMouse,int yMouse);
BOOL JSetTextColor(JWnd *window,PIXEL color);
BOOL JSetBGColor(JWnd *window,PIXEL color);
void JSendMessage(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
void JClick(HWND hWnd,JWnd *window,int xMouse,int yMouse);

int APIENTRY _tWinMain(HINSTANCE hInstance,
                     HINSTANCE hPrevInstance,
                     LPTSTR    lpCmdLine,
                     int       nCmdShow)
{
	UNREFERENCED_PARAMETER(hPrevInstance);
	UNREFERENCED_PARAMETER(lpCmdLine);

 	// TODO: 在此放置代码。
	MSG msg;
	HACCEL hAccelTable;

	// 初始化全局字符串
	LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
	LoadString(hInstance, IDC_MYUI, szWindowClass, MAX_LOADSTRING);
	MyRegisterClass(hInstance);

	// 执行应用程序初始化:
	if (!InitInstance (hInstance, nCmdShow))
	{
		return FALSE;
	}

	hAccelTable = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDC_MYUI));

	// 主消息循环:
	while(1)
	{
		if(PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE))
		{
			if(!GetMessage(&msg, NULL, 0, 0))
			{
				break;
			}
			TranslateMessage(&msg);
			DispatchMessage(&msg);
		}

		if(g_bActive)
		{
			GetGraphics()->ClearScreenMMX(0);

			JShow(JDesktop->ChildList,MU_x,MU_y);

			GetGraphics()->UpdateScreen();
			GetGraphics()->Present();
		}
		else
			Sleep(1);
	}

	SAFE_DELETE(g_pDisplay);

	return (int) msg.wParam;
}



//
//  函数: MyRegisterClass()
//
//  目的: 注册窗口类。
//
//  注释:
//
//    仅当希望
//    此代码与添加到 Windows 95 中的“RegisterClassEx”
//    函数之前的 Win32 系统兼容时，才需要此函数及其用法。调用此函数十分重要，
//    这样应用程序就可以获得关联的
//    “格式正确的”小图标。
//
ATOM MyRegisterClass(HINSTANCE hInstance)
{
	WNDCLASSEX wcex;

	wcex.cbSize = sizeof(WNDCLASSEX);

	wcex.style			= CS_HREDRAW | CS_VREDRAW;
	wcex.lpfnWndProc	= WndProc;
	wcex.cbClsExtra		= 0;
	wcex.cbWndExtra		= 0;
	wcex.hInstance		= hInstance;
	wcex.hIcon			= LoadIcon(hInstance, MAKEINTRESOURCE(IDI_MYUI));
	wcex.hCursor		= LoadCursor(NULL, IDC_ARROW);
	wcex.hbrBackground	= (HBRUSH)(COLOR_WINDOW+1);
	wcex.lpszMenuName	= NULL;	//MAKEINTRESOURCE(IDC_MYUI);
	wcex.lpszClassName	= szWindowClass;
	wcex.hIconSm		= LoadIcon(wcex.hInstance, MAKEINTRESOURCE(IDI_SMALL));

	return RegisterClassEx(&wcex);
}

//
//   函数: InitInstance(HINSTANCE, int)
//
//   目的: 保存实例句柄并创建主窗口
//
//   注释:
//
//        在此函数中，我们在全局变量中保存实例句柄并
//        创建和显示主程序窗口。
//
BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
{
   HWND hWnd;

   hInst = hInstance; // 将实例句柄存储在全局变量中

   hWnd = CreateWindow(szWindowClass, szTitle, WS_POPUP,
      CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, NULL, NULL, hInstance, NULL);

   if (!hWnd)
   {
      return FALSE;
   }

   ShowWindow(hWnd, nCmdShow);
   UpdateWindow(hWnd);

   // HOHO引擎初始化

   g_pDisplay = CreatePlane2D(hWnd, 640, 480, true);
   g_pHoHoFont = msCreateFont("Font12.dat");

   // UI系统初始化

   JDesktop=(JWnd *)malloc(sizeof(JWnd));
   JDesktop->xPos=0;
   JDesktop->yPos=0;
   JDesktop->Width=640;
   JDesktop->Height=480;
   JDesktop->ID=0;
   JDesktop->Style=0;	// 暂时用0表示桌面吧
   JDesktop->ChildList=NULL;
   JDesktop->Parent=NULL;
//   JDesktop->Prec=NULL;
   JDesktop->Next=NULL;
   JDesktop->picture=NULL;
   JDesktop->text="Desktop";
   JDesktop->BGColor=RGB2Hi(255,255,255);
   JDesktop->TextColor=RGB2Hi(0,0,0);
   JDesktop->Visible=true;


   // UI系统初始化结束

   // UI测试代码

   // 读取图片
   g_pBitmap01=GetGraphics()->CreateBitmapFromBMP("bg.bmp");
   g_pBitmap01->SetColorKey(RGB2Hi(255, 0, 255));
   g_pBitmap02=GetGraphics()->CreateBitmapFromBMP("window.bmp");
   g_pBitmap02->SetColorKey(RGB2Hi(255, 0, 255));
   g_pBitmap03=GetGraphics()->CreateBitmapFromBMP("about.bmp");
   g_pBitmap03->SetColorKey(RGB2Hi(255, 0, 255));
   g_pBitmap04=GetGraphics()->CreateBitmapFromBMP("min.bmp");
   g_pBitmap04->SetColorKey(RGB2Hi(255, 0, 255));
   g_pBitmap05=GetGraphics()->CreateBitmapFromBMP("max.bmp");
   g_pBitmap05->SetColorKey(RGB2Hi(255, 0, 255));
   g_pBitmap06=GetGraphics()->CreateBitmapFromBMP("close.bmp");
   g_pBitmap06->SetColorKey(RGB2Hi(255, 0, 255));
   // 添加窗体
   JWnd *Jwindowtemp=JCreateWindow(0,0,640,480,JWS_WINDOW, 1,NULL,"Window 1",g_pBitmap01);
   if(Jwindowtemp==NULL)
	   return FALSE;
   JWnd *Jwindowtemp2=JCreateWindow(30,50,548,327,JWS_WINDOW, 3,Jwindowtemp,"Window 2", g_pBitmap02);
   JCreateWindow(478,6,16,14,JWS_BUTTON, IDU_ABOUT,Jwindowtemp2,"关于",g_pBitmap03);
   JCreateWindow(494,6,16,14,JWS_BUTTON, IDU_MIN,Jwindowtemp2,"最小化",g_pBitmap04);
   JCreateWindow(510,6,16,14,JWS_BUTTON, IDU_MAX,Jwindowtemp2,"最大化",g_pBitmap05);
   JCreateWindow(526,6,16,14,JWS_BUTTON, IDU_EXIT,Jwindowtemp2,"退出",g_pBitmap06);
   Jwindowtemp=JCreateWindow(20,5,100,16,JWS_STATIC,IDU_STATIC,Jwindowtemp2, "STATIC 测试 HoHo La La",NULL);
   JSetBGColor(Jwindowtemp,RGB2Hi(192,192,192));
   // 测试代码结束处

   return TRUE;
}

//
//  函数: WndProc(HWND, UINT, WPARAM, LPARAM)
//
//  目的: 处理主窗口的消息。
//
//  WM_COMMAND	- 处理应用程序菜单
//  WM_PAINT	- 绘制主窗口
//  WM_DESTROY	- 发送退出消息并返回
//
//
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
	int wmId, wmEvent;
	PAINTSTRUCT ps;
	HDC hdc;

	JSendMessage(hWnd, message, wParam, lParam);

	switch (message)
	{
	case WM_MOVE:
		{
			if(GetGraphics()!=NULL)
				GetGraphics()->UpdateBounds();
		}
		break;
	case WM_ACTIVATE:
		{
			switch(LOWORD(wParam))
			{
			case WA_ACTIVE:
			case WA_CLICKACTIVE:
				g_bActive = true;
				break;
			case WA_INACTIVE:
				g_bActive = false;
				break;
			default:
				break;
			}
			if(GetGraphics()!=NULL)
				GetGraphics()->Restore();
		}
		break;
	case WM_COMMAND:
		wmId    = LOWORD(wParam);
		wmEvent = HIWORD(wParam);
		// 分析菜单选择:
		switch (wmId)
		{
		case IDM_ABOUT:
			DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About);
			break;
		case IDM_EXIT:
			DestroyWindow(hWnd);
			break;
		default:
			return DefWindowProc(hWnd, message, wParam, lParam);
		}
		break;
	case WM_PAINT:
		hdc = BeginPaint(hWnd, &ps);
		// TODO: 在此添加任意绘图代码...
		EndPaint(hWnd, &ps);
		break;
	case WM_DESTROY:
		PostQuitMessage(0);
		break;
	default:
		return DefWindowProc(hWnd, message, wParam, lParam);
	}
	return 0;
}

// “关于”框的消息处理程序。
INT_PTR CALLBACK About(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
	UNREFERENCED_PARAMETER(lParam);
	switch (message)
	{
	case WM_INITDIALOG:
		return (INT_PTR)TRUE;

	case WM_COMMAND:
		if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL)
		{
			EndDialog(hDlg, LOWORD(wParam));
			return (INT_PTR)TRUE;
		}
		break;
	}
	return (INT_PTR)FALSE;
}

JWnd * JCreateWindow(int x, int y, int w, int h, unsigned long Style, unsigned long ID, JWnd * parent, const char * text, LP_BITMAPX apic)
//JWnd * JCreateWindow(int x, int y, int w, int h, unsigned long Style, unsigned long ID, JWnd * parent, LP_BITMAPX apic)
{
	JWnd *temp=(JWnd *)malloc(sizeof(JWnd));
	JWnd *temp2=NULL;
	if(temp==NULL)
		return NULL;
	temp->xPos=x;
	temp->yPos=y;
	temp->Width=w;
	temp->Height=h;
	temp->Style=Style;
	temp->ID=ID;
	if(parent==NULL)
		temp->Parent=JDesktop;
	else
		temp->Parent=parent;
	temp->ChildList=NULL;
//	temp->Prec=NULL;
	temp->Next=NULL;
	temp->text=_strdup(text);
	temp->picture=apic;
	temp->TextColor=RGB2Hi(0,0,0);
	temp->BGColor=RGB2Hi(255,255,255);
	temp->Visible=false;
	// 链表的变动
	temp2=temp->Parent->ChildList;
	temp->Next=temp2;
//	temp2->Prec=temp;
	temp->Parent->ChildList=temp;
	// 操作完成，返回
	return temp;
}

void JShow(JWnd *window,int xMouse,int yMouse)
{
	int PosX,PosY;
	RECT rect;
	PosX=JD_x+window->xPos;
	PosY=JD_y+window->yPos;
	switch(window->Style)
	{
	case JWS_DESKTOP:
		break;
	case JWS_WINDOW:
		GetGraphics()->DrawBitmapMMX(PosX,PosY,window->picture,SCREENBUFFER,true);
		break;
	case JWS_BUTTON:
		// 矩形检测
		if((xMouse>PosX)&&(yMouse>PosY)&&(xMouse<(PosX+window->Width))&&(yMouse<(PosY+window->Height)))
		{
			// Colorkey检测
			if(window->picture->GetPixel(xMouse-PosX,yMouse-PosY)!=window->picture->GetColorKey())
			{
				rect.left=0;
				rect.right=window->Width;
				rect.top=window->Height;
				rect.bottom=2*window->Height;
				GetGraphics()->DrawBitmapMMX(PosX,PosY,window->picture,SCREENBUFFER,&rect,true);
				break;
			}
		}
		{
			rect.left=0;
			rect.right=window->Width;
			rect.top=0;
			rect.bottom=window->Height;
			GetGraphics()->DrawBitmapMMX(PosX,PosY,window->picture,SCREENBUFFER,&rect,true);
		}
		break;
	case JWS_STATIC:
		{
			int TextLength = window->Width / g_pHoHoFont->nASCIIWidth;
			LP_BITMAPX TextTemp = GetGraphics()->CreateBitmap(window->Width,window->Height);
			GetGraphics()->DrawFillRect(TextTemp, 0, 0, window->Width, window->Height, window->BGColor);
			GetGraphics()->DrawString(TextTemp, 0, 0, g_pHoHoFont, window->text, window->TextColor, TextLength, g_pHoHoFont->nHeight);
			TextTemp->SetColorKey(RGB2Hi(255,0,255));
			GetGraphics()->DrawBitmapMMX(PosX, PosY, TextTemp, SCREENBUFFER, true);
			GetGraphics()->RemoveBitmap(TextTemp);
		}
		break;
	default:
		break;
	}
	if(window->ChildList!=NULL)
	{
		JD_x+=window->xPos;
		JD_y+=window->yPos;
		JShow(window->ChildList,xMouse,yMouse);
		JD_x-=window->xPos;
		JD_y-=window->yPos;
	}
	if(window->Next!=NULL)
	{
		JShow(window->Next,xMouse,yMouse);
	}
}

BOOL JSetTextColor(JWnd *window,PIXEL color)
{
	if(window==NULL)
		return FALSE;
	window->TextColor=color;
	return TRUE;
}

BOOL JSetBGColor(JWnd *window,PIXEL color)
{
	if(window==NULL)
		return FALSE;
	window->BGColor=color;
	return TRUE;
}

// 把消息传递给UI系统，供其使用，由于时间的关系，我把此函数放到窗口消息开头了
void JSendMessage(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
	switch(message)
	{
	case WM_MOUSEMOVE:
		MU_x=LOWORD(lParam);
		MU_y=HIWORD(lParam);
		break;
	case WM_LBUTTONUP:
		MU_x=LOWORD(lParam);
		MU_y=HIWORD(lParam);
		JClick(hWnd,JDesktop->ChildList,MU_x,MU_y);
		break;
	default:
		break;
	}
}

void JClick(HWND hWnd,JWnd *window,int xMouse,int yMouse)
{
	int PosX,PosY;
	PosX=JD_x+window->xPos;
	PosY=JD_y+window->yPos;
	switch(window->Style)
	{
	case JWS_DESKTOP:
		break;
	case JWS_WINDOW:
		break;
	case JWS_BUTTON:
		// 矩形检测
		if((xMouse>PosX)&&(yMouse>PosY)&&(xMouse<(PosX+window->Width))&&(yMouse<(PosY+window->Height)))
		{
			// Colorkey检测
			if(window->picture->GetPixel(xMouse-PosX,yMouse-PosY)!=window->picture->GetColorKey())
			{
				// 发送消息
				// 关于PostMessage()的用法建议查一下MSDN
				PostMessage(hWnd,WM_COMMAND,window->ID,0);
				break;
			}
		}
		break;
	case JWS_STATIC:
		break;
	default:
		break;
	}
	if(window->ChildList!=NULL)
	{
		JD_x+=window->xPos;
		JD_y+=window->yPos;
		JClick(hWnd,window->ChildList,xMouse,yMouse);
		JD_x-=window->xPos;
		JD_y-=window->yPos;
	}
	if(window->Next!=NULL)
	{
		JClick(hWnd,window->Next,xMouse,yMouse);
	}
}