![[BACK]](/cvsweb/icons/back.gif){kind=icon}
Return to showdib.h CVS log ![[TXT]](/cvsweb/icons/text.gif){kind=icon}
![[DIR]](/cvsweb/icons/dir.gif){kind=icon}
Up to [WindowsNT SDKs] / mstools / samples / showdib|
Return to showdib.h CVS log | Up to [WindowsNT SDKs] / mstools / samples / showdib |
1.1 root 1: #include <stdio.h>
2: /****************************************************************************
3: * *
4: * FILE : SHOWDIB.H *
5: * *
6: * DESCRIPTION : Header/include file for ShowDIB example. *
7: * *
8: ****************************************************************************/
9:
10: typedef int HFILE ;
11: typedef POINTS MPOINT ;
12:
13: #ifdef WIN32
14: #define GET_WM_ACTIVATE_STATE(wp, lp) LOWORD(wp)
15: #define GET_WM_VSCROLL_CODE(wp, lp) LOWORD(wp)
16: #define GET_WM_VSCROLL_POS(wp, lp) HIWORD(wp)
17: #define GET_WM_HSCROLL_CODE(wp, lp) LOWORD(wp)
18: #define GET_WM_HSCROLL_POS(wp, lp) HIWORD(wp)
19: #define GET_EM_SETSEL_MPS(iStart, iEnd) (UINT)(iStart), (LONG)(iEnd)
20: #define GET_WM_COMMAND_CMD(wp, lp) HIWORD(wp)
21: #define MAKEMPOINT(l) (*((MPOINT *)&(l)))
22: #define HUGE_T
23: #else
24: #define GET_WM_ACTIVATE_STATE(wp, lp) (wp)
25: #define GET_WM_HSCROLL_CODE(wp, lp) (wp)
26: #define GET_WM_HSCROLL_POS(wp, lp) LOWORD(lp)
27: #define GET_WM_VSCROLL_CODE(wp, lp) (wp)
28: #define GET_WM_VSCROLL_POS(wp, lp) LOWORD(lp)
29: #define GET_EM_SETSEL_MPS(iStart, iEnd) 0, MAKELONG(iStart, iEnd)
30: #define GET_WM_COMMAND_CMD(wp, lp) HIWORD(lp)
31: #define MAKEMPOINT(l) (*((MPOINT FAR *)&(l)))
32: #define HUGE_T huge
33: #endif
34:
35: /* Macro to restrict a given value to an upper or lower boundary value */
36: #define BOUND(x,min,max) ((x) < (min) ? (min) : ((x) > (max) ? (max) : (x)))
37:
38: /* Macro to swap two values */
39: #define SWAP(x,y) ((x)^=(y)^=(x)^=(y))
40:
41: /* Macro to find the minimum of two values */
42: #define MIN(x,y) (((x) <= (y)) : x ? y)
43:
44: /* Macros to display/remove hourglass cursor for lengthy operations */
45: #define StartWait() hcurSave = SetCursor(LoadCursor(NULL,IDC_WAIT))
46: #define EndWait() SetCursor(hcurSave)
47:
48: /* WinFlags, __WinFlags is a ABS external, thus the need for the & */
49: #define WinFlags ((WORD)(&_WinFlags))
50:
51: #define MINBAND 50 /* Minimum band size used by the program */
52: #define BANDINCREMENT 20 /* Decrement for band size while trying */
53: /* to determine optimum band size. */
54:
55: /* Bit values for the DIB attributes flag (fFileOptions). Also used as control
56: * IDs for the radiobuttons for DIB bitcount in the File/Open dialog
57: */
58: #define F_1BPP DLGOPEN_1BPP
59: #define F_4BPP DLGOPEN_4BPP
60: #define F_8BPP DLGOPEN_8BPP
61: #define F_24BPP DLGOPEN_24BPP
62:
63: /* Bit values for the DIB attributes flag (fFileOptions), also used as control
64: * IDs for the radiobuttons for DIB compression type in the File/Open dialog
65: */
66: #define F_RLE4 DLGOPEN_RLE4
67: #define F_RLE8 DLGOPEN_RLE8
68: #define F_RGB DLGOPEN_RGB
69:
70: #ifdef NOT_IN_STDIO
71: /* flags for _lseek */
72: #define SEEK_CUR 1
73: #define SEEK_END 2
74: #define SEEK_SET 0
75: #endif
76:
77: /* struct to be passed in for the SETDIBSCALING printer escape */
78: typedef struct {
79: SHORT ScaleMode;
80: SHORT dx, dy;
81: } DIBPARAMS;
82:
83: /* Menu IDs */
84:
85: #define IDM_UPDATECOL 1000
86: #define IDM_ANIMATE0 1001
87: #define IDM_ANIMATE5 5
88: #define IDM_ANIMATE20 20
89: #define IDM_ANIMATE50 50
90: #define IDM_ANIMATE100 100
91: #define IDM_ANIMATE200 200
92: #define IDM_ANIMATE201 32000
93:
94: #define IDM_OPEN 1002
95: #define IDM_EXIT 1003
96: #define IDM_ABOUT 1004
97: #define IDM_DIBSCREEN 1005
98: #define IDM_NOUGLY 1006
99: #define IDM_STEALCOL 1009
100: #define IDM_PRINT 1010
101: #define IDM_COPY 1012
102: #define IDM_MEMORYDIB 1014
103: #define IDM_SAVE 1015
104: #define IDM_TRANSPARENT 1016
105:
106: #define IDM_PASTEDIB 1020
107: #define IDM_PASTEDDB 1021
108: #define IDM_PASTEPAL 1022
109:
110: #define IDI_APP 2000
111:
112: #define ABOUTBOX 100
113:
114: extern HWND hWndApp; /* The handle to the app. window */
115:
116: #define MAXREAD 32768 /* Number of bytes to be read during */
117: /* each read operation. */
118:
119: /* Header signatutes for various resources */
120: #define BFT_ICON 0x4349 /* 'IC' */
121: #define BFT_BITMAP 0x4d42 /* 'BM' */
122: #define BFT_CURSOR 0x5450 /* 'PT' */
123:
124: /* macro to determine if resource is a DIB */
125: #define ISDIB(bft) ((bft) == BFT_BITMAP)
126:
127: /* Macro to align given value to the closest DWORD (unsigned long ) */
128: #define ALIGNULONG(i) ((i+3)/4*4)
129:
130: /* Macro to determine to round off the given value to the closest byte */
131: #define WIDTHBYTES(i) ((i+31)/32*4)
132:
133: #define PALVERSION 0x300
134: #define MAXPALETTE 256 /* max. # supported palette entries */
135:
136: /********** THE FOLLOWING ARE USED IN DLGOPEN.C ************************/
137:
138: /* IDs for controls in the DlgOpen dialog */
139: #define DLGOPEN_EDIT 101
140: #define DLGOPEN_FILE_LISTBOX 102
141: #define DLGOPEN_DIR_LISTBOX 103
142: #define DLGOPEN_PATH 104
143: #define DLGOPEN_TEXT 105
144: #define DLGOPEN_FOLDOUT 106
145: #define DLGOPEN_BIG 107
146: #define DLGOPEN_SMALL 108
147:
148: #define DLGOPEN_OPTION 0xF000
149: #define DLGOPEN_1BPP 0x0001
150: #define DLGOPEN_4BPP 0x0002
151: #define DLGOPEN_8BPP 0x0004
152: #define DLGOPEN_24BPP 0x0008
153: #define DLGOPEN_RLE4 0x0010
154: #define DLGOPEN_RLE8 0x0020
155: #define DLGOPEN_RGB 0x0040
156:
157: #define DLGOPEN_OPTION8 0x0080
158:
159: /* flags:
160: * The LOWORD is the standard FileOpen() flags (OF_*)
161: * the HIWORD can be any of the following:
162: */
163: #define OF_MUSTEXIST 0x00010000 /* file must exist if the user hits Ok */
164: #define OF_NOSHOWSPEC 0x00020000 /* DO NOT Show search spec in the edit box*/
165: #define OF_SHOWSPEC 0x00000000 /* Show the search spec in the edit box */
166: #define OF_SAVE 0x00040000 /* Ok button will say "Save" */
167: #define OF_OPEN 0x00080000 /* Ok button will say "Open" */
168: #define OF_NOOPTIONS 0x00100000 /* Disable the options fold out */
169:
170: /* Attributes for DlgDirLst() */
171: #define ATTRFILELIST 0x0000 /* include files only */
172: #define ATTRDIRLIST 0xC010 /* directories and drives ONLY */
173: #define CBEXTMAX 6 /* Number of bytes in "\*.txt" */
174:
175:
176: #define IDF(id) ((id) & ~DLGOPEN_OPTION) /* extracts flag from control ID */
177: #define FID(f) ((f) | DLGOPEN_OPTION) /* extracts control ID from flag */
178:
179: /***************** GLOBAL VARIABLES *************************/
180:
181: extern CHAR achFileName[128]; /* File pathname */
182: extern DWORD dwOffset; /* Current position if DIB file pointer */
183: extern RECT rcClip; /* Current clip rectangle. */
184: extern BOOL fPalColors; /* TRUE if the current DIB's color table */
185: /* contains palette indexes not rgb values */
186: extern BOOL bDIBToDevice; /* Use SetDIBitsToDevice() to BLT data. */
187: extern BOOL bLegitDraw; /* We have a valid bitmap to draw */
188: extern WORD wTransparent; /* Mode of DC */
189: extern CHAR szAppName[]; /* App. name */
190: extern HPALETTE hpalCurrent; /* Handle to current palette */
191: extern HANDLE hdibCurrent; /* Handle to current memory DIB */
192: extern HBITMAP hbmCurrent; /* Handle to current memory BITMAP */
193: extern HANDLE hbiCurrent; /* Handle to current bitmap info struct */
194: extern DWORD dwStyle; /* Style bits of the App. window */
195:
196: /***************** FUNCTION DECLARATIONS *******************/
197:
198: DWORD PASCAL lread(INT fh, VOID FAR *pv, DWORD ul);
199: DWORD PASCAL lwrite(INT fh, VOID FAR *pv, DWORD ul);
200:
201: /***********************************************************/
202: /* Declarations of functions used in showdib.c module */
203: /***********************************************************/
204:
205: LONG APIENTRY WndProc (HWND, UINT, UINT, LONG) ;
206: BOOL MenuCommand (HWND hWnd, UINT wParam);
207: INT InitDIB (HWND);
208: VOID FreeDib (VOID);
209:
210: /***********************************************************/
211: /* Declarations of functions used in dib.c module */
212: /***********************************************************/
213:
214: HANDLE OpenDIB (LPSTR szFile);
215: BOOL WriteDIB (LPSTR szFile,HANDLE hdib);
216: WORD PaletteSize (VOID FAR * pv);
217: WORD DibNumColors (VOID FAR * pv);
218: HPALETTE CreateDibPalette (HANDLE hdib);
219: HPALETTE CreateBIPalette (LPBITMAPINFOHEADER lpbi);
220: HANDLE DibFromBitmap (HBITMAP hbm, DWORD biStyle, WORD biBits, HPALETTE hpal);
221: HANDLE BitmapFromDib (HANDLE hdib, HPALETTE hpal);
222: BOOL DibBlt (HDC hdc, INT x0, INT y0, INT dx, INT dy, HANDLE hdib, INT x1, INT y1, LONG rop);
223: BOOL StretchDibBlt (HDC hdc, INT x0, INT y0, INT dx, INT dy, HANDLE hdib, INT x1, INT y1, INT dx1, INT dy1, LONG rop);
224: BOOL DibInfo (HANDLE hdib,LPBITMAPINFOHEADER lpbi);
225: HANDLE ReadDibBitmapInfo (INT fh);
226: BOOL DrawBitmap (HDC hdc, INT x, INT y, HBITMAP hbm, DWORD rop);
227: VOID ReadBitMapFileHeaderandConvertToDwordAlign(HFILE fh, LPBITMAPFILEHEADER pbf, LPDWORD lpdwoff);
228: VOID WriteMapFileHeaderandConvertFromDwordAlignToPacked(HFILE fh, LPBITMAPFILEHEADER pbf);
229:
230: /***********************************************************/
231: /* Declarations of functions used in drawdib. c module */
232: /***********************************************************/
233:
234: VOID PrintDIB (HWND hWnd, HDC hDC, INT x, INT y, INT dx, INT dy);
235: VOID AppPaint (HWND hWnd, HDC hDC, INT x, INT y);
236: INT ErrMsg (PSTR sz,...);
237: BOOL fDialog (INT id, HWND hwnd, FARPROC fpfn);
238: VOID BandDIB (HWND hWnd, HDC hDC, INT x, INT y);
239: BOOL APIENTRY AppAbout (HWND, UINT, UINT, LONG) ;
240: HANDLE CopyHandle (HANDLE h);
241: VOID SizeWindow (HWND hWnd);
242: VOID GetRealClientRect (HWND hwnd, PRECT lprc);
243: VOID SetScrollRanges (HWND hwnd);
244: VOID DrawSelect (HDC hdc, BOOL fDraw);
245: VOID PASCAL NormalizeRect (RECT *prc);
246: VOID TrackMouse (HWND hwnd, MPOINT pt);
247: HBITMAP CopyBitmap (HBITMAP hbm);
248: HPALETTE CopyPalette (HPALETTE hpal);
249: HBITMAP CropBitmap (HBITMAP hbm, PRECT prc);
250: HANDLE RenderFormat (INT cf);
251: HANDLE RealizeDibFormat (DWORD biStyle, WORD biBits);
252:
253: /***********************************************************/
254: /* Declarations of functions used in the print.c module */
255: /***********************************************************/
256:
257: BOOL PASCAL InitPrinting (HDC hDC, HWND hWnd, HANDLE hInst, LPSTR msg);
258: VOID PASCAL TermPrinting (HDC hDC);
259: HDC PASCAL GetPrinterDC (VOID);
260:
261: /***********************************************************/
262: /* Declarations of functions used in the dlgopen.c module */
263: /***********************************************************/
264:
265: LONG APIENTRY DlgfnOpen(
266: HWND hwnd,
267: UINT msg,
268: UINT wParam,
269: LONG lParam
270: );
271: HFILE APIENTRY DlgOpenFile (
272: HWND hwndParent,
273: CHAR *szTitleIn,
274: DWORD flags,
275: CHAR *szExtIn,
276: CHAR *szFileNameIn,
277: WORD *pfOpt
278: );
279:
280: /*****************************************************/
281: /* make new sizeof structs to cover dword alignment */
282: /*****************************************************/
283:
284: #define SIZEOF_BITMAPFILEHEADER_PACKED ( \
285: sizeof(WORD) + /* bfType */ \
286: sizeof(DWORD) + /* bfSize */ \
287: sizeof(WORD) + /* bfReserved1 */ \
288: sizeof(WORD) + /* bfReserved2 */ \
289: sizeof(DWORD)) /* bfOffBits */
This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.