ReactOS  0.4.14-dev-77-gd9e7c48
linetest.c
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1 
2 #include <windows.h>
3 #include <stdio.h>
4 
5 #include <tchar.h>
6 
8 
9 const TCHAR* CLASS_NAME = _T("LineTestClass");
10 
11 int WINAPI
13  HINSTANCE hPrevInstance,
14  LPSTR lpszCmdLine,
15  int nCmdShow)
16 {
17  WNDCLASS wc;
18  MSG msg;
19  HWND hWnd;
20 
24  wc.hInstance = hInstance;
28  wc.lpszMenuName = NULL;
29  wc.cbClsExtra = 0;
30  wc.cbWndExtra = 0;
31  if (RegisterClass(&wc) == 0)
32  {
33  fprintf(stderr, "RegisterClass failed (last error 0x%lX)\n",
34  GetLastError());
35  return(1);
36  }
37 
39  _T("Line drawing test"),
41  0,
42  0,
45  NULL,
46  NULL,
47  hInstance,
48  NULL);
49  if (hWnd == NULL)
50  {
51  fprintf(stderr, "CreateWindow failed (last error 0x%lX)\n",
52  GetLastError());
53  return(1);
54  }
55 
56  ShowWindow(hWnd, nCmdShow);
57 
58  while(GetMessage(&msg, NULL, 0, 0))
59  {
62  }
63 
64  return msg.wParam;
65 }
66 
67 #define red RGB(255,0,0)
68 #define grn RGB(0,255,0)
69 #define blu RGB(0,0,255)
70 #define blk RGB(0,0,0)
71 
72 static void
74 {
75  static struct
76  {
77  int fromx;
78  int fromy;
79  int tox;
80  int toy;
81  COLORREF clr;
82  }
83  points[ ] =
84  {
85  { 10, 10, 19, 10, red },
86  { 20, 10, 20, 19, grn },
87  { 20, 20, 11, 20, blu },
88  { 10, 20, 10, 11, blk },
89  { 12, 12, 15, 15, red },
90  { 18, 12, 15, 15, grn },
91  { 18, 18, 15, 15, blu },
92  { 12, 18, 15, 15, blk },
93 
94  { 35, 10, 39, 14, red },
95  { 40, 15, 36, 19, grn },
96  { 35, 20, 31, 16, blu },
97  { 30, 15, 34, 11, blk },
98 
99  { 2, 1, 5, 2, red },
100  { 6, 2, 5, 5, grn },
101  { 5, 6, 2, 5, blu },
102  { 1, 5, 2, 2, blk },
103 
104  { 50, 1, 51, 1, red },
105  { 50, 2, 52, 2, grn },
106  { 50, 3, 53, 3, blu },
107  { 50, 4, 54, 4, blk },
108  { 50, 5, 55, 5, red },
109  { 50, 6, 56, 6, grn },
110  { 50, 7, 57, 7, blu },
111  { 50, 8, 58, 8, blk },
112  { 50, 9, 59, 9, red },
113  { 50, 10, 60, 10, grn },
114  { 50, 11, 61, 11, blu },
115  { 50, 12, 62, 12, blk },
116 
117  { 50, 14, 62, 14, red },
118  { 51, 15, 62, 15, grn },
119  { 52, 16, 62, 16, blu },
120  { 53, 17, 62, 17, blk },
121  { 54, 18, 62, 18, red },
122  { 55, 19, 62, 19, grn },
123  { 56, 20, 62, 20, blu },
124  { 57, 21, 62, 21, blk },
125  { 58, 22, 62, 22, red },
126  { 59, 23, 62, 23, grn },
127  { 60, 24, 62, 24, blu },
128  { 61, 25, 62, 25, blk },
129  };
130  int i;
131 
132  for (i = 0; i < sizeof(points) / sizeof(points[0]); i++)
133  {
134  HPEN hpen, hpenold;
135  hpen = CreatePen ( PS_SOLID, 0, points[i].clr );
136  hpenold = (HPEN)SelectObject ( hDC, hpen );
137  MoveToEx ( hDC, points[i].fromx, points[i].fromy, NULL );
138  LineTo ( hDC, points[i].tox, points[i].toy );
139  SelectObject ( hDC, hpenold );
140  DeleteObject ( hpen );
141  }
142 }
143 
145 {
146  PAINTSTRUCT ps;
147  HDC hDC;
148  RECT clr;
149  HBRUSH hbr;
150 
151  switch(msg)
152  {
153  case WM_PAINT:
154  GetClientRect(hWnd, &clr);
155  //ClipRgn = CreateRectRgnIndirect(&clr);
156  hDC = BeginPaint(hWnd, &ps);
157  //Rect.left = 100;
158  //Rect.top = 100;
159  //Rect.right = 250;
160  //Rect.bottom = 150;
161  //FillRect(hDC, &Rect, CreateSolidBrush(RGB(0xFF, 0x00, 0x00)));
162  //ExcludeRgn = CreateRectRgnIndirect(&Rect);
163  //CombineRgn(ClipRgn, ClipRgn, ExcludeRgn, RGN_DIFF);
164  //DeleteObject(ExcludeRgn);
165  //Rect.left = 150;
166  //Rect.top = 150;
167  //Rect.right = 200;
168  //Rect.bottom = 250;
169  hbr = CreateSolidBrush(RGB(255, 255, 255));
170  FillRect ( hDC, &clr, hbr );
171  DeleteObject ( hbr );
172  DrawLines(hDC);
173  EndPaint(hWnd, &ps);
174  break;
175 
176  case WM_DESTROY:
177  PostQuitMessage(0);
178  break;
179 
180  default:
181  return DefWindowProc(hWnd, msg, wParam, lParam);
182  }
183  return 0;
184 }
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