[游戏模版3] Win32 画笔 画刷 图形

 

>_<:introduce the functions of define\create\use pen and brush to draw all kinds of line and some graphs.

>_<!following 2 files are the same with the previous and file main.cpp has some changes.

[游戏模版3] Win32 画笔 画刷 图形

[游戏模版3] Win32 画笔 画刷 图形
 1 //{{NO_DEPENDENCIES}}
 2 // Microsoft Visual C++ generated include file.
 3 // Used by FE.RC
 4 //
 5 #define IDR_MAINFRAME                    128
 6 #define IDD_FE_DIALOG        102
 7 #define IDD_ABOUTBOX                    103
 8 #define IDS_APP_TITLE                    103
 9 #define IDM_ABOUT                        104
10 #define IDM_EXIT                        105
11 #define IDS_HELLO                        106
12 #define IDI_FE                107
13 #define IDI_SMALL                        108
14 #define IDC_FE                109
15 #define IDC_MYICON                        2
16 #define IDC_STATIC                        -1
17 // Next default values for new objects
18 //
19 #ifdef APSTUDIO_INVOKED
20 #ifndef APSTUDIO_READONLY_SYMBOLS
21 
22 #define _APS_NEXT_RESOURCE_VALUE        129
23 #define _APS_NEXT_COMMAND_VALUE         32771
24 #define _APS_NEXT_CONTROL_VALUE         1000
25 #define _APS_NEXT_SYMED_VALUE           110
26 #endif
27 #endif
resourse.h ID定义文件
[游戏模版3] Win32 画笔 画刷 图形
 1 // stdafx.h : include file for standard system include files,
 2 //  or project specific include files that are used frequently, but
 3 //      are changed infrequently
 4 //
 5 
 6 #if !defined(AFX_STDAFX_H__A9DB83DB_A9FD_11D0_BFD1_444553540000__INCLUDED_)
 7 #define AFX_STDAFX_H__A9DB83DB_A9FD_11D0_BFD1_444553540000__INCLUDED_
 8 
 9 #if _MSC_VER > 1000
10 #pragma once
11 #endif // _MSC_VER > 1000
12 
13 #define WIN32_LEAN_AND_MEAN        // Exclude rarely-used stuff from Windows headers
14 
15 
16 // Windows Header Files:
17 #include <windows.h>
18 
19 // C RunTime Header Files
20 #include <stdlib.h>
21 #include <malloc.h>
22 #include <memory.h>
23 #include <tchar.h>
24 
25 // Local Header Files
26 
27 // TODO: reference additional headers your program requires here
28 
29 //{{AFX_INSERT_LOCATION}}
30 // Microsoft Visual C++ will insert additional declarations immediately before the previous line.
31 
32 #endif // !defined(AFX_STDAFX_H__A9DB83DB_A9FD_11D0_BFD1_444553540000__INCLUDED_)
StdAfx.h 各种头文件包含

main.cpp

[游戏模版3] Win32 画笔 画刷 图形
  1 #include "stdafx.h"
  2 #include "resourse.h"
  3 
  4 #define MAX_LOADSTRING 100
  5 
  6 // Global Variables:
  7 HINSTANCE hInst;                                // current instance
  8 TCHAR szTitle[MAX_LOADSTRING];                                // The title bar text
  9 TCHAR szWindowClass[MAX_LOADSTRING];                                // The title bar text
 10 HPEN hPen[7];          //以下四行是画笔及画刷对象数组声明
 11 HBRUSH hBru[7];
 12 int sPen[7]={PS_SOLID,PS_DASH,PS_DOT,PS_DASHDOT,PS_DASHDOTDOT,PS_NULL,PS_INSIDEFRAME};//前3个基本型(实、长间、短间)可以组合;
 13 int sBru[7]={HS_VERTICAL,HS_HORIZONTAL,HS_CROSS,HS_DIAGCROSS,HS_FDIAGONAL,HS_BDIAGONAL};//横、竖、格、斜格、↘、↗)
 14 HWND  hWnd;
 15 HDC   hdc;
 16 // Foward declarations of functions included in this code module:
 17 ATOM                MyRegisterClass(HINSTANCE hInstance);
 18 BOOL                InitInstance(HINSTANCE, int);
 19 LRESULT CALLBACK    WndProc(HWND, UINT, WPARAM, LPARAM);
 20 LRESULT CALLBACK    About(HWND, UINT, WPARAM, LPARAM);
 21 void                MyPaint(HDC hdc);
 22 //========================================================================================
 23 int APIENTRY WinMain(HINSTANCE hInstance,
 24                      HINSTANCE hPrevInstance,
 25                      LPSTR     lpCmdLine,
 26                      int       nCmdShow)
 27 {
 28      // TODO: Place code here.
 29     MSG msg;
 30 
 31     MyRegisterClass(hInstance);//调用函数向系统注册窗口类别,输入参数hInstance是目前运行程序的对象代码;
 32 
 33     // 调用InitInstance函数,进行初始化操作;
 34     if (!InitInstance (hInstance, nCmdShow))
 35     {
 36         return FALSE;
 37     }
 38 
 39     // 消息循环(通过消息循环来获取信息,
 40     //进行必要的键盘信息转换而后将控制权交给操作系统,
 41     //有操作系统决定哪个程序的消息处理函数处理消息
 42     while (GetMessage(&msg, NULL, 0, 0)) //获取程序消息
 43     {
 44             TranslateMessage(&msg);//转换伪码及字符
 45             DispatchMessage(&msg);//将控制权交给系统,再有系统决定负责处理消息的程序;
 46     }
 47 
 48     return msg.wParam;
 49 }
 50 //=====================================================================================
 51 
 52 
 53 
 54 //=============================================================================================
 55 //在建立程序窗口实体之前,必须先定义一个窗口类别,其中包含所要建立窗口的信息,
 56 //并向系统注册,这里的MyRegisterClass函数就是进行定义及注册窗口类别的函数。
 57 //==============================================================================================
 58 ATOM MyRegisterClass(HINSTANCE hInstance)
 59 {
 60     WNDCLASSEX wcex;            //申请一个窗口类别“WNDCLASSEX”和结构”wcex“
 61                                 //--------------------------------------------------------------
 62                                 //定义vcex结构的各项信息,其中设定信息处理函数(lpfnWndProc)
 63                                 //为WNDPROC,类别名称为(lpszClassName)为”fe";
 64                                 //--------------------------------------------------------------
 65     wcex.cbSize = sizeof(WNDCLASSEX);
 66 
 67     wcex.style            = CS_HREDRAW | CS_VREDRAW;
 68     wcex.lpfnWndProc    = (WNDPROC)WndProc;
 69     wcex.cbClsExtra        = 0;
 70     wcex.cbWndExtra        = 0;
 71     wcex.hInstance        = hInstance;
 72     wcex.hIcon            = NULL;
 73     wcex.hCursor        = NULL;
 74     wcex.hCursor        = LoadCursor(NULL,IDC_ARROW);
 75     wcex.hbrBackground    = (HBRUSH)(COLOR_WINDOW+1);
 76     wcex.lpszMenuName    = NULL;
 77     wcex.lpszClassName    = "fe";
 78     wcex.hIconSm        = NULL;
 79 
 80     return RegisterClassEx(&wcex);//调用RegisterClassEx函数注册类别,返回一个“ATOM"形态的字符串
 81                                   //此字符串即为类别名称”fe";
 82 }
 83 //============================================================================================
 84 
 85 
 86 //============================================================================================
 87 //按照前面所定义的窗口类别来建立并显示实际的程序窗口
 88 //============================================================================================
 89 BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
 90 {
 91 
 92    int i;
 93 
 94 
 95    hInst = hInstance; // 把instance handle 储存在全局变量中;
 96 
 97    hWnd = CreateWindow("fe","绘图窗口",WS_OVERLAPPEDWINDOW,
 98       CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, NULL, NULL, hInstance, NULL);
 99                       //-----------------------------------------------
100                       //调用CreateWindow函数来建立一个窗口对象
101                       //第一个参数就是窗口建立依据的类别名称
102                       //-----------------------------------------------
103    if (!hWnd)
104    {
105       return FALSE;
106    }
107    //------------------------------------------------
108    //设定窗口的位置及窗口的大小,然后绘制显示在设备上
109    //-------------------------------------------------
110    MoveWindow(hWnd,10,10,650,450,true);//位置及大小
111    ShowWindow(hWnd, nCmdShow);//改定窗口显示时的状态
112    UpdateWindow(hWnd);//将窗口绘制在显示设备上
113 
114    //--------------------------------------------------
115    //循环建立各种画笔与画刷
116    //--------------------------------------------------
117    for(i=0;i<=6;i++)
118    {
119        hPen[i]=CreatePen(sPen[i],1,RGB(255,0,0));//sPen[]笔型;粗细;颜色
120        if(i==6)hBru[i]=CreateSolidBrush(RGB(0,255,0));//i=6时调用CreateSolidBrush()函数建立单色笔
121        else hBru[i]=CreateHatchBrush(sBru[i],RGB(0,255,0));//i!=6时;根据sBru[]阴影刷
122    }
123 
124    hdc=GetDC(hWnd);//取得窗口DC;
125 
126    SetTimer(hWnd,1,5,NULL);
127    MyPaint(hdc);//在DC窗口出现时画图
128 
129 
130 
131    return TRUE;
132 }
133 //============================================================================================
134 
135 
136 //============================================================================================
137 //自定义绘图函数(以格式画笔及画刷绘制线条与填充矩形)
138 //============================================================================================
139 void MyPaint(HDC hdc)
140 {
141     int i,x1,x2,y;//x1、x2、y坐标变量
142 
143     for(i=0;i<=6;i++)//以7种不同画笔绘制线条
144     {
145         y=(i+1)*30;
146 
147         SelectObject(hdc,hPen[i]);//选用画笔
148         MoveToEx(hdc,30,y,NULL);//移到线条起点//-----GDI两个画线函数
149         LineTo(hdc,100,y);//画线  ||-BOOL MoveToEx(HDC hdc,int x坐标,int y坐标,LPPOINT 目前坐标);
150     }                     //      ||-BOOL LineTo(HDC hdc,int x坐标,int y坐标);
151 
152     x1=120;
153     x2=180;
154 
155     for(i=0;i<=6;i++)//以7种不同画刷填充矩形
156     {
157         SelectObject(hdc,hBru[i]);//选画刷
158         Rectangle(hdc,x1,30,x2,y);//画封闭矩形||-------绘制矩形函数
159         x1+=70;      //------||-BOOL Rectangle(HDC hdc,int 矩形左上点x坐标,int 矩形左上点y坐标,int x,int y右下);
160         x2+=70;
161     }
162 }
163 //============================================================================================
164 
165 
166 //============================================================================================
167 //在前面定义类别的时候把WndProc定义为消息处理函数(当某些外部消息发生时,会按消息的类型
168 //来决定该如何进行处理。此外该函数也是一个回叫函数(CALLBACK)(windows系统函数)每一个
169 //程序都会接收信息,选择性接受、处理;
170 //============================================================================================
171 LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
172 {
173     PAINTSTRUCT ps;
174 
175     int i;
176 
177     switch (message)                   //判断消息类型
178     {
179         case WM_TIMER:
180             MyPaint(hdc);
181             break;
182         case WM_PAINT:                //窗口重绘制
183             hdc = BeginPaint(hWnd, &ps);
184             MyPaint(hdc);//窗口重绘开始时调用MyPaint()绘图
185             EndPaint(hWnd, &ps);
186             break;
187         case WM_DESTROY:              //处理窗口结束消息
188             for(i=0;i<=6;i++)//窗口消息结束时删除GDI对象
189             {
190                 DeleteObject(hPen[i]);
191                 DeleteObject(hBru[i]);
192             }
193             PostQuitMessage(0);
194             ReleaseDC(hWnd,hdc);//释放所占DC;
195             break;
196         default:
197             return DefWindowProc(hWnd, message, wParam, lParam);
198    }
199    return 0;
200 }
201 //============================================================================================
[游戏模版3] Win32 画笔 画刷 图形

 

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