294 lines
7.3 KiB
C
294 lines
7.3 KiB
C
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/************************************************************/
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/* Windows Write, Copyright 1985-1992 Microsoft Corporation */
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/************************************************************/
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/* These routines are the guts of the graphics print code. */
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#define NOGDICAPMASKS
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#define NOVIRTUALKEYCODES
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#define NOWINMESSAGES
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#define NOWINSTYLES
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#define NOSYSMETRICS
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#define NOICON
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#define NOKEYSTATE
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#define NOSYSCOMMANDS
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#define NOSHOWWINDOW
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//#define NOATOM
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#define NOFONT
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#define NOBRUSH
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#define NOCLIPBOARD
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#define NOCOLOR
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#define NOCREATESTRUCT
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#define NOCTLMGR
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#define NODRAWTEXT
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#define NOMB
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#define NOOPENFILE
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#define NOPEN
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#define NOREGION
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#define NOSCROLL
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#define NOSOUND
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#define NOWH
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#define NOWINOFFSETS
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#define NOWNDCLASS
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#define NOCOMM
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#include <windows.h>
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#include "mw.h"
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#include "printdef.h"
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#include "fmtdefs.h"
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#include "docdefs.h"
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#define NOKCCODES
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#include "winddefs.h"
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#include "debug.h"
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#include "str.h"
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#if defined(OLE)
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#include "obj.h"
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#endif
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PrintGraphics(xpPrint, ypPrint)
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int xpPrint;
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int ypPrint;
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{
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/* This routine prints the picture in the vfli structure at position
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(xpPrint, ypPrint). */
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extern HDC vhDCPrinter;
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extern struct FLI vfli;
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extern struct DOD (**hpdocdod)[];
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extern int dxpPrPage;
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extern int dypPrPage;
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extern FARPROC lpFPrContinue;
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typeCP cp;
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typeCP cpMac = (**hpdocdod)[vfli.doc].cpMac;
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struct PICINFOX picInfo;
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HANDLE hBits = NULL;
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HDC hMDC = NULL;
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HBITMAP hbm = NULL;
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LPCH lpBits;
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int cchRun;
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unsigned long cbPict = 0;
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int dxpOrig; /* Size of picture in the original */
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int dypOrig;
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int dxpDisplay; /* Size of picture as we want to show it */
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int dypDisplay;
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BOOL fRescale;
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BOOL fBitmap;
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BOOL fPrint = FALSE;
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int iLevel = 0;
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RECT bounds;
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Assert(vhDCPrinter);
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GetPicInfo(vfli.cpMin, cpMac, vfli.doc, &picInfo);
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/* Compute desired display size of picture (in device pixels) */
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dxpDisplay = vfli.xpReal - vfli.xpLeft;
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dypDisplay = vfli.dypLine;
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/* Compute original size of picture (in device pixels) */
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/* MM_ANISOTROPIC and MM_ISOTROPIC pictures have no original size */
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fRescale = FALSE;
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switch (picInfo.mfp.mm)
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{
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case MM_ISOTROPIC:
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case MM_ANISOTROPIC:
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break;
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#if defined(OLE)
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case MM_OLE:
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if (lpOBJ_QUERY_INFO(&picInfo) == NULL)
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goto DontDraw;
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if (lpOBJ_QUERY_OBJECT(&picInfo) == NULL)
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goto DontDraw;
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break;
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#endif
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case MM_BITMAP:
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dxpOrig = picInfo.bm.bmWidth;
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dypOrig = picInfo.bm.bmHeight;
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break;
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default:
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dxpOrig = PxlConvert(picInfo.mfp.mm, picInfo.mfp.xExt, dxpPrPage,
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GetDeviceCaps(vhDCPrinter, HORZSIZE));
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dypOrig = PxlConvert(picInfo.mfp.mm, picInfo.mfp.yExt, dypPrPage,
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GetDeviceCaps(vhDCPrinter, VERTSIZE));
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if (dxpOrig == 0 || dypOrig == 0)
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{
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#ifdef DPRINT
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CommSz("PrintGraphics: nodraw because dxpOrig==0 | dypOrig==0\r\n");
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#endif
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goto DontDraw;
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}
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fRescale = (dxpOrig != dxpDisplay) || (dypOrig != dypDisplay);
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break;
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}
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/* Get a handle to a global object large enough to hold the picture. */
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if (picInfo.mfp.mm != MM_OLE)
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{
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if ((hBits = GlobalAlloc(GMEM_MOVEABLE, (long)picInfo.cbSize)) == NULL)
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{
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/* Not enough global heap space to load bitmap/metafile */
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#ifdef DPRINT
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CommSz("PrintGraphics: nodraw because not enough mem to alloc\r\n");
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#endif
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goto DontDraw;
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}
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/* Build up all bytes associated with the picture (except the header) into
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the global handle hBits */
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for (cbPict = 0, cp = vfli.cpMin + picInfo.cbHeader; cbPict <
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picInfo.cbSize; cbPict += cchRun, cp += cchRun)
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{
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CHAR rgch[256];
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LPCH lpch;
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#define ulmin(a,b) ((a) < (b) ? (a) : (b))
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FetchRgch(&cchRun, rgch, vfli.doc, cp, cpMac, (int)ulmin(picInfo.cbSize
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- cbPict, 256));
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if ((lpch = GlobalLock(hBits)) == NULL)
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{
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#ifdef DPRINT
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CommSz("PrintGraphics: nodraw because couldn't lock\r\n");
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#endif
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goto DontDraw;
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}
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bltbx((LPSTR)rgch, lpch + cbPict, cchRun);
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GlobalUnlock(hBits);
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}
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}
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/* Save the printer DC as a guard against DC attribute alteration by a
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metafile */
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iLevel = SaveDC(vhDCPrinter);
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fBitmap = picInfo.mfp.mm == MM_BITMAP;
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#if defined(OLE)
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/* CASE 0: OLE */
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if (picInfo.mfp.mm == MM_OLE)
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{
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RECT rcPict;
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rcPict.left = xpPrint;
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rcPict.top = ypPrint;
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rcPict.right = rcPict.left + dxpDisplay;
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rcPict.bottom = rcPict.top + dypDisplay;
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SetMapMode(vhDCPrinter, MM_TEXT);
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//SetViewportOrg( vhDCPrinter, xpPrint, ypPrint);
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fPrint = ObjDisplayObjectInDoc(&picInfo, vfli.doc, vfli.cpMin, vhDCPrinter, &rcPict);
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}
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else
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#endif
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if (fBitmap)
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{
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if (((hMDC = CreateCompatibleDC(vhDCPrinter)) != NULL) &&
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((picInfo.bm.bmBits = GlobalLock(hBits)) != NULL) && ((hbm =
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CreateBitmapIndirect((LPBITMAP)&picInfo.bm)) != NULL))
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{
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picInfo.bm.bmBits = NULL;
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GlobalUnlock(hBits);
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if (SelectObject(hMDC, hbm) != NULL)
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{
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fPrint = StretchBlt(vhDCPrinter, xpPrint, ypPrint, dxpDisplay,
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dypDisplay, hMDC, 0, 0, dxpOrig, dypOrig, SRCCOPY);
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#ifdef DPRINT
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CommSzNum("PrintGraphics: after StretchBlt1, fPrint==", fPrint);
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#endif
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}
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}
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}
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/* Case 2: a non-scalable picture which we are nevertheless scaling by force
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using StretchBlt */
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else if (fRescale)
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{
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if (((hMDC = CreateCompatibleDC(vhDCPrinter)) != NULL) && ((hbm =
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CreateCompatibleBitmap(vhDCPrinter, dxpOrig, dypOrig)) != NULL))
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{
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if (SelectObject(hMDC, hbm) && PatBlt(hMDC, 0, 0, dxpOrig, dypOrig,
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WHITENESS) && SetMapMode(hMDC, picInfo.mfp.mm) &&
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PlayMetaFile(hMDC, hBits))
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{
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/* Successfully played metafile */
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SetMapMode(hMDC, MM_TEXT);
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fPrint = StretchBlt(vhDCPrinter, xpPrint, ypPrint, dxpDisplay,
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dypDisplay, hMDC, 0, 0, dxpOrig, dypOrig, SRCCOPY);
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#ifdef DPRINT
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CommSzNum("PrintGraphics: after StretchBlt2, fPrint==", fPrint);
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#endif
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}
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}
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}
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/* Case 3: A metafile picture which can be directly scaled or does not
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need to be because its size has not changed */
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else
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{
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SetMapMode(vhDCPrinter, picInfo.mfp.mm);
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SetViewportOrg(vhDCPrinter, xpPrint, ypPrint);
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switch (picInfo.mfp.mm)
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{
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case MM_ISOTROPIC:
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if (picInfo.mfp.xExt && picInfo.mfp.yExt)
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{
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/* So we get the correct shape rectangle when SetViewportExt
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gets called */
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SetWindowExt(vhDCPrinter, picInfo.mfp.xExt, picInfo.mfp.yExt);
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}
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/* FALL THROUGH */
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case MM_ANISOTROPIC:
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/** (9.17.91) v-dougk
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Set the window extent in case the metafile is bad
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and doesn't call it itself. This will prevent
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possible gpfaults in GDI
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**/
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SetWindowExt( vhDCPrinter, dxpDisplay, dypDisplay );
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SetViewportExt(vhDCPrinter, dxpDisplay, dypDisplay);
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break;
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}
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fPrint = PlayMetaFile(vhDCPrinter, hBits);
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#ifdef DPRINT
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CommSzNum("PrintGraphics: after PlayMetaFile, fPrint==", fPrint);
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#endif
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}
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DontDraw:
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/* We've drawn all we are going to draw; now its time to clean up. */
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if (iLevel > 0)
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{
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RestoreDC(vhDCPrinter, iLevel);
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}
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if (hMDC != NULL)
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{
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DeleteDC(hMDC);
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}
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if (hbm != NULL)
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{
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DeleteObject(hbm);
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}
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if (hBits != NULL)
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{
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if (fBitmap && picInfo.bm.bmBits != NULL)
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{
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GlobalUnlock(hBits);
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}
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GlobalFree(hBits);
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}
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/* If we couldn't print the picture, warn the user. */
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if (!fPrint)
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{
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Error(IDPMTPrPictErr);
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}
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}
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