1024 lines
29 KiB
C
1024 lines
29 KiB
C
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/****************************** Module Header ******************************\
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* Module Name: DRAW.C
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*
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* PURPOSE: Contains all the drawing related routines
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*
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* Created: March 1991
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*
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* Copyright (c) 1990, 1991 Microsoft Corporation
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*
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* History:
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* (03/21/91) Srinik Original
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* (03/22/91) Srinik Added support for drawing metafile in a metafile
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*
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\***************************************************************************/
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#include <windows.h>
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#include "dll.h"
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#include "pict.h"
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#define RECORD_COUNT 16
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int INTERNAL PaletteSize (int);
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HANDLE INTERNAL DibMakeLogPalette(LPSTR, WORD, LPLOGPALETTE FAR *);
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OLESTATUS FARINTERNAL wDibDraw (HANDLE, HDC, LPRECT, LPRECT, HDC, BOOL);
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OLESTATUS INTERNAL wDrawBitmap (LPOBJECT_BM, HDC, HDC, LPRECT);
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OLESTATUS INTERNAL wDrawBitmapUsingDib (LPOBJECT_BM, HDC, HDC, HDC, LPRECT, LPRECT);
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void SetPictOrg (LPOBJECT_MF, HDC, int, int, BOOL);
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void SetPictExt (LPOBJECT_MF, HDC, int, int);
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void ScalePictExt (LPOBJECT_MF, HDC, int, int, int, int);
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void ScaleRectExt (LPOBJECT_MF, HDC, int, int, int, int);
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void CleanStack(LPOBJECT_MF, HANDLE);
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BOOL PopDc (LPOBJECT_MF);
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BOOL PushDc (LPOBJECT_MF);
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#ifdef META_DEBUG
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void PutMetaFuncName (WORD);
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#endif
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OLESTATUS FARINTERNAL BmDraw (lpobj, hdc, lprc, lpWrc, hdcTarget)
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LPOBJECT_BM lpobj;
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HDC hdc;
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LPRECT lprc;
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LPRECT lpWrc;
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HDC hdcTarget;
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{
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HDC hMemDC, hScreenDC;
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int iScreenDevCaps;
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OLESTATUS ret = OLE_OK;
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if (!lpobj->hBitmap)
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return OLE_ERROR_BLANK;
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hScreenDC = GetDC (NULL);
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iScreenDevCaps = GetDeviceCaps (hScreenDC, TECHNOLOGY);
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if (!OleIsDcMeta (hdc)
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&& (iScreenDevCaps != GetDeviceCaps (hdc, TECHNOLOGY))) {
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ret = wDrawBitmapUsingDib (lpobj, hdc, hScreenDC,
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hdcTarget, lprc, lpWrc);
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}
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else {
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hMemDC = CreateCompatibleDC (hdc);
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ret = wDrawBitmap (lpobj, hdc, hMemDC, lprc);
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DeleteDC (hMemDC);
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}
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ReleaseDC (NULL, hScreenDC);
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return ret;
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}
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OLESTATUS INTERNAL wDrawBitmap (lpobj, hdc, hMemDC, lprc)
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LPOBJECT_BM lpobj;
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HDC hdc;
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HDC hMemDC;
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LPRECT lprc;
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{
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HBITMAP hOldBitmap;
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OLESTATUS ret = OLE_OK;
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if (!hMemDC)
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return OLE_ERROR_MEMORY;
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if (!(hOldBitmap = SelectObject(hMemDC, lpobj->hBitmap)))
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return OLE_ERROR_DRAW;
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if (!StretchBlt(hdc,
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lprc->left, lprc->top,
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(lprc->right - lprc->left), (lprc->bottom - lprc->top),
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hMemDC, 0, 0, lpobj->xSize, lpobj->ySize, SRCCOPY)) {
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ret = OLE_ERROR_DRAW;
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}
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SelectObject (hMemDC, hOldBitmap);
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return ret;
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}
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OLESTATUS INTERNAL wDrawBitmapUsingDib (
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LPOBJECT_BM lpobj,
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HDC hdc,
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HDC hScreenDC,
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HDC hTargetDC,
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LPRECT lprc,
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LPRECT lpWrc)
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{
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BITMAP bm;
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LPBITMAPINFOHEADER lpBmi;
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HANDLE hBmi, hDib = NULL;
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WORD wBmiSize;
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OLESTATUS retVal = OLE_ERROR_MEMORY;
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if (!GetObject(lpobj->hBitmap, sizeof(BITMAP), (LPSTR) &bm))
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return OLE_ERROR_HANDLE;
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wBmiSize = sizeof(BITMAPINFOHEADER)
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+ PaletteSize(bm.bmPlanes * bm.bmBitsPixel);
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if (!(hBmi = GlobalAlloc (GMEM_MOVEABLE|GMEM_ZEROINIT, (DWORD) wBmiSize)))
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return OLE_ERROR_MEMORY;
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if (!(lpBmi = (LPBITMAPINFOHEADER) GlobalLock (hBmi))) {
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GlobalFree (hBmi);
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return OLE_ERROR_MEMORY;
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}
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GlobalUnlock (hBmi);
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lpBmi->biSize = (LONG) sizeof(BITMAPINFOHEADER);
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lpBmi->biWidth = (LONG) bm.bmWidth;
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lpBmi->biHeight = (LONG) bm.bmHeight;
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lpBmi->biPlanes = 1;
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lpBmi->biBitCount = bm.bmPlanes * bm.bmBitsPixel;
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lpBmi->biCompression = BI_RGB;
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lpBmi->biSizeImage = 0L;
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lpBmi->biXPelsPerMeter = 0L;
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lpBmi->biYPelsPerMeter = 0L;
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lpBmi->biClrUsed = 0L;
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lpBmi->biClrImportant = 0L;
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// Call GetDIBits with a NULL lpBits parm, so that it will calculate
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// the biSizeImage field for us
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if (!GetDIBits(hScreenDC, lpobj->hBitmap, 0, bm.bmHeight, NULL,
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(LPBITMAPINFO)lpBmi, DIB_RGB_COLORS))
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return OLE_ERROR_HANDLE;
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// Realloc the buffer to provide space for the bits
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if (!(hDib = GlobalReAlloc (hBmi, (wBmiSize + lpBmi->biSizeImage),
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GMEM_MOVEABLE))) {
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GlobalFree (hBmi);
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return OLE_ERROR_MEMORY;
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}
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// If reallocation gave a new handle then lock that handle and get the
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// long pointer to it.
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if (hDib != hBmi) {
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if (!(lpBmi = (LPBITMAPINFOHEADER) GlobalLock (hDib)))
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goto errRtn;
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GlobalUnlock (hDib);
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}
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// Call GetDIBits with a NON-NULL lpBits parm, and get the actual bits
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if (!GetDIBits(hScreenDC, lpobj->hBitmap, 0, (WORD) lpBmi->biHeight,
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((LPSTR)lpBmi)+wBmiSize,
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(LPBITMAPINFO) lpBmi,
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DIB_RGB_COLORS)) {
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retVal = OLE_ERROR_HANDLE;
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goto errRtn;
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}
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retVal = wDibDraw (hDib, hdc, lprc, lpWrc, hTargetDC, FALSE);
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errRtn:
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if (hDib)
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GlobalFree (hDib);
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return retVal;
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}
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OLESTATUS FARINTERNAL DibDraw (lpobj, hdc, lprc, lpWrc, hdcTarget)
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LPOBJECT_DIB lpobj;
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HDC hdc;
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LPRECT lprc;
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LPRECT lpWrc;
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HDC hdcTarget;
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{
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return wDibDraw (lpobj->hDIB, hdc, lprc, lpWrc, hdcTarget, FALSE);
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}
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OLESTATUS FARINTERNAL wDibDraw (hData, hdc, lprc, lpWrc, hdcTarget, bPbrushData)
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HANDLE hData;
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HDC hdc;
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LPRECT lprc;
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LPRECT lpWrc;
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HDC hdcTarget;
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BOOL bPbrushData;
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{
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// !!! current implementation is not using hdcTarget
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OLESTATUS ret = OLE_ERROR_DRAW;
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LPSTR lpData;
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HANDLE hPalette = NULL;
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HPALETTE hLogPalette = NULL, hOldPalette = NULL;
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LPLOGPALETTE lpLogPalette;
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WORD wPalSize;
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int iOffBits;
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if (!hData)
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return OLE_ERROR_BLANK;
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if (!(lpData = GlobalLock (hData)))
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return OLE_ERROR_MEMORY;
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if (bPbrushData)
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lpData += sizeof(BITMAPFILEHEADER);
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wPalSize = PaletteSize (((LPBITMAPINFOHEADER)lpData)->biBitCount);
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iOffBits = sizeof(BITMAPINFOHEADER) + wPalSize;
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// if color palette exits do the following
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if (wPalSize) {
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if (!(hLogPalette = DibMakeLogPalette(lpData+sizeof(BITMAPINFOHEADER),
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wPalSize, &lpLogPalette))) {
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ret = OLE_ERROR_MEMORY;
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goto end;
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}
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if (!(hPalette = CreatePalette (lpLogPalette)))
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goto end;
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// select as a background palette
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if (!(hOldPalette = SelectPalette (hdc, hPalette, TRUE)))
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goto end;
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RealizePalette(hdc);
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}
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if (!StretchDIBits(hdc,
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lprc->left, lprc->top,
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(lprc->right - lprc->left), (lprc->bottom - lprc->top),
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0, 0,
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(WORD) ((LPBITMAPINFOHEADER)lpData)->biWidth,
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(WORD) ((LPBITMAPINFOHEADER)lpData)->biHeight,
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lpData + iOffBits,
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((LPBITMAPINFO) lpData),
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DIB_RGB_COLORS,
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SRCCOPY)) {
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ret = OLE_ERROR_DRAW;
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}
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else
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ret = OLE_OK;
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end:
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// if color palette exists do the following
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if (wPalSize) {
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hOldPalette = (OleIsDcMeta (hdc) ? GetStockObject(DEFAULT_PALETTE)
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: hOldPalette);
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if (hOldPalette) {
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// select as a background palette
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SelectPalette (hdc, hOldPalette, TRUE);
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RealizePalette (hdc);
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}
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if (hPalette)
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DeleteObject (hPalette);
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if (hLogPalette)
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GlobalFree (hLogPalette);
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}
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GlobalUnlock (hData);
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return ret;
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}
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HANDLE INTERNAL DibMakeLogPalette (lpColorData, wDataSize, lplpLogPalette)
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LPSTR lpColorData;
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WORD wDataSize;
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LPLOGPALETTE FAR * lplpLogPalette;
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{
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HANDLE hLogPalette=NULL;
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LPLOGPALETTE lpLogPalette;
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DWORD dwLogPalSize = wDataSize + 2 * sizeof(WORD);
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LPPALETTEENTRY lpPE;
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RGBQUAD FAR * lpQuad;
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if (!(hLogPalette = GlobalAlloc(GMEM_MOVEABLE,dwLogPalSize)))
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return NULL;
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if (!(lpLogPalette = (LPLOGPALETTE) GlobalLock (hLogPalette))) {
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GlobalFree (hLogPalette);
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return NULL;
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}
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GlobalUnlock (hLogPalette);
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*lplpLogPalette = lpLogPalette;
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lpLogPalette->palVersion = 0x300;
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lpLogPalette->palNumEntries = wDataSize / sizeof(PALETTEENTRY);
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/* now convert RGBQUAD to PALETTEENTRY as we copy color info */
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for (lpQuad = (RGBQUAD far *)lpColorData,
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lpPE = (LPPALETTEENTRY)lpLogPalette->palPalEntry,
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wDataSize /= sizeof(RGBQUAD);
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wDataSize--;
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++lpQuad,++lpPE) {
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lpPE->peFlags=0;
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lpPE->peRed = lpQuad->rgbRed;
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lpPE->peBlue = lpQuad->rgbBlue;
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lpPE->peGreen = lpQuad->rgbGreen;
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}
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return hLogPalette;
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}
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int INTERNAL PaletteSize (int iBitCount)
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{
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switch (iBitCount) {
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case 1:
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return (2*sizeof(RGBQUAD));
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case 4:
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return (16*sizeof(RGBQUAD));
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case 8:
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return (256*sizeof(RGBQUAD));
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default:
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return 0; /* A 24 bitcount DIB has no color table */
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}
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}
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OLESTATUS FARINTERNAL GenDraw (lpobj, hdc, lprc, lpWrc, hdcTarget)
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LPOBJECT_GEN lpobj;
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HDC hdc;
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LPRECT lprc;
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LPRECT lpWrc;
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HDC hdcTarget;
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{
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return OLE_ERROR_GENERIC;
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}
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//*** All the following routines are relevant for metafile drawing only
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OLESTATUS FARINTERNAL MfDraw (lpobj, hdc, lprc, lpWrc, hdcTarget)
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LPOBJECT_MF lpobj;
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HDC hdc;
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LPRECT lprc;
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LPRECT lpWrc;
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HDC hdcTarget;
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{
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HANDLE hInfo;
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int iOldDc;
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RECT rect;
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LPRECT lpRrc = (LPRECT) ▭
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rect.left = lprc->left;
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rect.right = lprc->right;
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rect.top = lprc->top;
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rect.bottom = lprc->bottom;
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if (!lpobj->mfp.hMF)
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return OLE_ERROR_BLANK;
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|
|
lpobj->nRecord = RECORD_COUNT;
|
||
|
|
lpobj->fMetaDC = OleIsDcMeta (hdc);
|
||
|
|
|
||
|
|
if (!(iOldDc = SaveDC (hdc)))
|
||
|
|
return OLE_ERROR_MEMORY;
|
||
|
|
|
||
|
|
IntersectClipRect (hdc, lpRrc->left, lpRrc->top,
|
||
|
|
lpRrc->right, lpRrc->bottom);
|
||
|
|
|
||
|
|
if (!lpobj->fMetaDC) {
|
||
|
|
LPtoDP (hdc, (LPPOINT) lpRrc, 2);
|
||
|
|
SetMapMode (hdc, MM_ANISOTROPIC);
|
||
|
|
SetViewportOrg (hdc, lpRrc->left, lpRrc->top);
|
||
|
|
SetViewportExt (hdc, lpRrc->right - lpRrc->left,
|
||
|
|
lpRrc->bottom - lpRrc->top);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
|
||
|
|
iOldDc = -1;
|
||
|
|
|
||
|
|
if (!lpWrc) {
|
||
|
|
#ifdef FIREWALLS
|
||
|
|
ASSERT(0, "Pointer to rect is null")
|
||
|
|
#endif
|
||
|
|
return OLE_ERROR_DRAW;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!(hInfo = LocalAlloc (LMEM_MOVEABLE | LMEM_ZEROINIT,
|
||
|
|
sizeof(METAINFO))))
|
||
|
|
return OLE_ERROR_MEMORY;
|
||
|
|
|
||
|
|
if (!(lpobj->pMetaInfo = (PMETAINFO) LocalLock (hInfo))) {
|
||
|
|
LocalFree (hInfo);
|
||
|
|
return OLE_ERROR_MEMORY;
|
||
|
|
}
|
||
|
|
|
||
|
|
LocalUnlock (hInfo);
|
||
|
|
|
||
|
|
lpobj->pCurMdc = (PMETADC) (lpobj->pMetaInfo);
|
||
|
|
|
||
|
|
lpobj->pMetaInfo->xwo = lpWrc->left;
|
||
|
|
lpobj->pMetaInfo->ywo = lpWrc->top;
|
||
|
|
lpobj->pMetaInfo->xwe = lpWrc->right;
|
||
|
|
lpobj->pMetaInfo->ywe = lpWrc->bottom;
|
||
|
|
|
||
|
|
lpobj->pMetaInfo->xro = lpRrc->left - lpWrc->left;
|
||
|
|
lpobj->pMetaInfo->yro = lpRrc->top - lpWrc->top;
|
||
|
|
|
||
|
|
lpobj->pCurMdc->xre = lpRrc->right - lpRrc->left;
|
||
|
|
lpobj->pCurMdc->yre = lpRrc->bottom - lpRrc->top;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
lpobj->error = OLE_OK;
|
||
|
|
MfInterruptiblePaint(lpobj, hdc);
|
||
|
|
|
||
|
|
if (lpobj->fMetaDC)
|
||
|
|
CleanStack (lpobj, hInfo);
|
||
|
|
|
||
|
|
RestoreDC (hdc, iOldDc);
|
||
|
|
return lpobj->error;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void INTERNAL MfInterruptiblePaint (lpobj, hdc)
|
||
|
|
LPOBJECT_MF lpobj;
|
||
|
|
HDC hdc;
|
||
|
|
{
|
||
|
|
FARPROC lpCallbackFunc;
|
||
|
|
|
||
|
|
if (!(lpCallbackFunc = MakeProcInstance (MfCallbackFunc, hInstDLL)))
|
||
|
|
PlayMetaFile (hdc, lpobj->mfp.hMF);
|
||
|
|
else {
|
||
|
|
EnumMetaFile (hdc,lpobj->mfp.hMF, lpCallbackFunc, (LPARAM) lpobj);
|
||
|
|
FreeProcInstance (lpCallbackFunc);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
int FARINTERNAL MfCallbackFunc (hdc, lpHTable, lpMFR, nObj, lpobj)
|
||
|
|
HDC hdc;
|
||
|
|
LPHANDLETABLE lpHTable;
|
||
|
|
LPMETARECORD lpMFR;
|
||
|
|
int nObj;
|
||
|
|
BYTE FAR * lpobj;
|
||
|
|
{
|
||
|
|
LPOBJECT_MF lpobjMf;
|
||
|
|
|
||
|
|
lpobjMf = (LPOBJECT_MF) lpobj;
|
||
|
|
if (!--lpobjMf->nRecord) {
|
||
|
|
lpobjMf->nRecord = RECORD_COUNT;
|
||
|
|
if (!ContextCallBack ((lpobjMf->head.lpParent
|
||
|
|
? lpobjMf->head.lpParent
|
||
|
|
: (LPOLEOBJECT) lpobjMf),
|
||
|
|
OLE_QUERY_PAINT)) {
|
||
|
|
lpobjMf->error = OLE_ERROR_ABORT;
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (lpobjMf->fMetaDC) {
|
||
|
|
|
||
|
|
#ifdef META_DEBUG
|
||
|
|
PutMetaFuncName (lpMFR->rdFunction);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
switch (lpMFR->rdFunction) {
|
||
|
|
case META_SETWINDOWORG:
|
||
|
|
SetPictOrg (lpobjMf, hdc, lpMFR->rdParm[1],
|
||
|
|
lpMFR->rdParm[0], FALSE);
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
case META_OFFSETWINDOWORG:
|
||
|
|
SetPictOrg (lpobjMf, hdc, lpMFR->rdParm[1],
|
||
|
|
lpMFR->rdParm[0], TRUE);
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
case META_SETWINDOWEXT:
|
||
|
|
SetPictExt (lpobjMf, hdc, lpMFR->rdParm[1], lpMFR->rdParm[0]);
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
case META_SCALEWINDOWEXT:
|
||
|
|
ScalePictExt (lpobjMf, hdc,
|
||
|
|
lpMFR->rdParm[3], lpMFR->rdParm[2],
|
||
|
|
lpMFR->rdParm[1], lpMFR->rdParm[0]);
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
case META_SAVEDC:
|
||
|
|
if (!PushDc (lpobjMf))
|
||
|
|
return FALSE;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_RESTOREDC:
|
||
|
|
PopDc (lpobjMf);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SCALEVIEWPORTEXT:
|
||
|
|
ScaleRectExt (lpobjMf, hdc,
|
||
|
|
lpMFR->rdParm[3], lpMFR->rdParm[2],
|
||
|
|
lpMFR->rdParm[1], lpMFR->rdParm[0]);
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
case META_OFFSETVIEWPORTORG:
|
||
|
|
#ifdef FIREWALLS
|
||
|
|
ASSERT(0, "OffsetViewportOrg() in metafile");
|
||
|
|
#endif
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
case META_SETVIEWPORTORG:
|
||
|
|
#ifdef FIREWALLS
|
||
|
|
ASSERT(0, "SetViewportOrg() in metafile");
|
||
|
|
#endif
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
case META_SETVIEWPORTEXT:
|
||
|
|
#ifdef FIREWALLS
|
||
|
|
ASSERT(0, "SetViewportExt() in metafile");
|
||
|
|
#endif
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
case META_SETMAPMODE:
|
||
|
|
#ifdef FIREWALLS
|
||
|
|
ASSERT(lpMFR->rdParm[0] == MM_ANISOTROPIC,
|
||
|
|
"SetmapMode() in metafile with invalid mapping mode");
|
||
|
|
#endif
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
default:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
switch (lpMFR->rdFunction) {
|
||
|
|
DWORD exts;
|
||
|
|
|
||
|
|
case META_SCALEWINDOWEXT:
|
||
|
|
exts = GetWindowExt (hdc);
|
||
|
|
SetWindowExt (hdc,
|
||
|
|
MulDiv(LOWORD(exts), lpMFR->rdParm[3], lpMFR->rdParm[2]),
|
||
|
|
MulDiv(HIWORD(exts), lpMFR->rdParm[1], lpMFR->rdParm[0]));
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
case META_SCALEVIEWPORTEXT:
|
||
|
|
exts = GetViewportExt (hdc);
|
||
|
|
SetViewportExt (hdc,
|
||
|
|
MulDiv(LOWORD(exts), lpMFR->rdParm[3], lpMFR->rdParm[2]),
|
||
|
|
MulDiv(HIWORD(exts), lpMFR->rdParm[1], lpMFR->rdParm[0]));
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
default:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
PlayMetaFileRecord (hdc, lpHTable, lpMFR, nObj);
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void SetPictOrg (lpobj, hdc, xOrg, yOrg, fOffset)
|
||
|
|
LPOBJECT_MF lpobj;
|
||
|
|
HDC hdc;
|
||
|
|
int xOrg;
|
||
|
|
int yOrg;
|
||
|
|
BOOL fOffset;
|
||
|
|
{
|
||
|
|
if (fOffset) {
|
||
|
|
// it's OffsetWindowOrg() call
|
||
|
|
lpobj->pCurMdc->xMwo += xOrg;
|
||
|
|
lpobj->pCurMdc->yMwo += yOrg;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
// it's SetWindowOrg()
|
||
|
|
lpobj->pCurMdc->xMwo = xOrg;
|
||
|
|
lpobj->pCurMdc->yMwo = yOrg;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (lpobj->pCurMdc->xMwe && lpobj->pCurMdc->yMwe) {
|
||
|
|
SetWindowOrg (hdc,
|
||
|
|
(lpobj->pCurMdc->xMwo - MulDiv (lpobj->pMetaInfo->xro,
|
||
|
|
lpobj->pCurMdc->xMwe,
|
||
|
|
lpobj->pCurMdc->xre)),
|
||
|
|
(lpobj->pCurMdc->yMwo - MulDiv (lpobj->pMetaInfo->yro,
|
||
|
|
lpobj->pCurMdc->yMwe,
|
||
|
|
lpobj->pCurMdc->yre)));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void SetPictExt (lpobj, hdc, xExt, yExt)
|
||
|
|
LPOBJECT_MF lpobj;
|
||
|
|
HDC hdc;
|
||
|
|
int xExt;
|
||
|
|
int yExt;
|
||
|
|
{
|
||
|
|
lpobj->pCurMdc->xMwe = xExt;
|
||
|
|
lpobj->pCurMdc->yMwe = yExt;
|
||
|
|
|
||
|
|
SetWindowExt (hdc,
|
||
|
|
MulDiv (lpobj->pMetaInfo->xwe, xExt, lpobj->pCurMdc->xre),
|
||
|
|
MulDiv (lpobj->pMetaInfo->ywe, yExt, lpobj->pCurMdc->yre));
|
||
|
|
|
||
|
|
SetWindowOrg (hdc,
|
||
|
|
(lpobj->pCurMdc->xMwo
|
||
|
|
- MulDiv (lpobj->pMetaInfo->xro, xExt, lpobj->pCurMdc->xre)),
|
||
|
|
(lpobj->pCurMdc->yMwo
|
||
|
|
- MulDiv (lpobj->pMetaInfo->yro, yExt, lpobj->pCurMdc->yre)));
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void ScalePictExt (lpobj, hdc, xNum, xDenom, yNum, yDenom)
|
||
|
|
LPOBJECT_MF lpobj;
|
||
|
|
HDC hdc;
|
||
|
|
int xNum;
|
||
|
|
int xDenom;
|
||
|
|
int yNum;
|
||
|
|
int yDenom;
|
||
|
|
{
|
||
|
|
SetPictExt (lpobj, hdc, MulDiv (lpobj->pCurMdc->xMwe, xNum, xDenom),
|
||
|
|
MulDiv (lpobj->pCurMdc->yMwe, yNum, yDenom));
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void ScaleRectExt (lpobj, hdc, xNum, xDenom, yNum, yDenom)
|
||
|
|
LPOBJECT_MF lpobj;
|
||
|
|
HDC hdc;
|
||
|
|
int xNum;
|
||
|
|
int xDenom;
|
||
|
|
int yNum;
|
||
|
|
int yDenom;
|
||
|
|
{
|
||
|
|
lpobj->pCurMdc->xre = MulDiv (lpobj->pCurMdc->xre, xNum, xDenom);
|
||
|
|
lpobj->pCurMdc->yre = MulDiv (lpobj->pCurMdc->yre, yNum, yDenom);
|
||
|
|
|
||
|
|
SetPictExt (lpobj, hdc, lpobj->pCurMdc->xMwe, lpobj->pCurMdc->yMwe);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
BOOL PushDc (lpobj)
|
||
|
|
LPOBJECT_MF lpobj;
|
||
|
|
{
|
||
|
|
HANDLE hNode = NULL;
|
||
|
|
PMETADC pNode = NULL;
|
||
|
|
|
||
|
|
if ((hNode = LocalAlloc (LMEM_MOVEABLE, sizeof (METADC)))
|
||
|
|
&& (pNode = (PMETADC) LocalLock (hNode))) {
|
||
|
|
*pNode = *lpobj->pCurMdc;
|
||
|
|
lpobj->pCurMdc->pNext = pNode;
|
||
|
|
pNode->pNext = NULL;
|
||
|
|
lpobj->pCurMdc = pNode;
|
||
|
|
LocalUnlock (hNode);
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (pNode)
|
||
|
|
LocalFree (hNode);
|
||
|
|
|
||
|
|
lpobj->error = OLE_ERROR_MEMORY;
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
BOOL PopDc (lpobj)
|
||
|
|
LPOBJECT_MF lpobj;
|
||
|
|
{
|
||
|
|
PMETADC pPrev = (PMETADC) (lpobj->pMetaInfo);
|
||
|
|
PMETADC pCur = ((PMETADC) (lpobj->pMetaInfo))->pNext;
|
||
|
|
HANDLE hCur;
|
||
|
|
|
||
|
|
if (!pCur)
|
||
|
|
// more Pops than Pushes
|
||
|
|
return FALSE;
|
||
|
|
|
||
|
|
while (pCur->pNext) {
|
||
|
|
pPrev = pCur;
|
||
|
|
pCur = pCur->pNext;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (hCur = LocalHandle ((WORD) pCur))
|
||
|
|
LocalFree (hCur);
|
||
|
|
pPrev->pNext = NULL;
|
||
|
|
lpobj->pCurMdc = pPrev;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void CleanStack(lpobj, hMetaInfo)
|
||
|
|
LPOBJECT_MF lpobj;
|
||
|
|
HANDLE hMetaInfo;
|
||
|
|
{
|
||
|
|
PMETADC pCur = ((PMETADC) (lpobj->pMetaInfo))->pNext;
|
||
|
|
HANDLE hCur;
|
||
|
|
|
||
|
|
while (pCur) {
|
||
|
|
hCur = LocalHandle ((WORD) pCur);
|
||
|
|
((PMETADC) (lpobj->pMetaInfo))->pNext = pCur = pCur->pNext;
|
||
|
|
if (hCur)
|
||
|
|
LocalFree (hCur);
|
||
|
|
}
|
||
|
|
|
||
|
|
LocalFree (hMetaInfo);
|
||
|
|
lpobj->fMetaDC = FALSE;
|
||
|
|
lpobj->pCurMdc = NULL;
|
||
|
|
lpobj->pMetaInfo = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifdef META_DEBUG
|
||
|
|
void PutMetaFuncName (value)
|
||
|
|
WORD value;
|
||
|
|
{
|
||
|
|
switch (value) {
|
||
|
|
case META_SETBKCOLOR:
|
||
|
|
OutputDebugString ("SetBkColor ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETBKMODE:
|
||
|
|
OutputDebugString ("SetBkMode ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETMAPMODE:
|
||
|
|
OutputDebugString ("SetMapMode ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETROP2:
|
||
|
|
OutputDebugString ("SetRop2 ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETRELABS:
|
||
|
|
OutputDebugString ("SetRelabs ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETPOLYFILLMODE:
|
||
|
|
OutputDebugString ("SetPolyfillMode ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETSTRETCHBLTMODE:
|
||
|
|
OutputDebugString ("SetStretchBltMode ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETTEXTCHAREXTRA:
|
||
|
|
OutputDebugString ("SetTextCharExtra ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETTEXTCOLOR:
|
||
|
|
OutputDebugString ("SetTextColor ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETTEXTJUSTIFICATION:
|
||
|
|
OutputDebugString ("SetTextJustification ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETWINDOWORG:
|
||
|
|
OutputDebugString ("SetWindowOrg ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETWINDOWEXT:
|
||
|
|
OutputDebugString ("SetWindowExt ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETVIEWPORTORG:
|
||
|
|
OutputDebugString ("SetViewportOrg ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETVIEWPORTEXT:
|
||
|
|
OutputDebugString ("SetViewportExt ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_OFFSETWINDOWORG:
|
||
|
|
OutputDebugString ("OffsetWindowOrg ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SCALEWINDOWEXT:
|
||
|
|
OutputDebugString ("ScaleWindowExt ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_OFFSETVIEWPORTORG:
|
||
|
|
OutputDebugString ("OffsetViewportOrg ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SCALEVIEWPORTEXT:
|
||
|
|
OutputDebugString ("ScaleViewportExt ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_LINETO:
|
||
|
|
OutputDebugString ("LineTo ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_MOVETO:
|
||
|
|
OutputDebugString ("MoveTo ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_EXCLUDECLIPRECT:
|
||
|
|
OutputDebugString ("ExcludeCliprect ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_INTERSECTCLIPRECT:
|
||
|
|
OutputDebugString ("IntersectCliprect ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_ARC:
|
||
|
|
OutputDebugString ("Arc ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_ELLIPSE:
|
||
|
|
OutputDebugString ("Ellipse ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_FLOODFILL:
|
||
|
|
OutputDebugString ("FloodFill ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_PIE:
|
||
|
|
OutputDebugString ("Pie ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_RECTANGLE:
|
||
|
|
OutputDebugString ("Rectangle ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_ROUNDRECT:
|
||
|
|
OutputDebugString ("RoundRect ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_PATBLT:
|
||
|
|
OutputDebugString ("PatBlt ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SAVEDC:
|
||
|
|
OutputDebugString ("SaveDC ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETPIXEL:
|
||
|
|
OutputDebugString ("SetPixel ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_OFFSETCLIPRGN:
|
||
|
|
OutputDebugString ("OffsetClipRegion ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_TEXTOUT:
|
||
|
|
OutputDebugString ("TextOut ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_BITBLT:
|
||
|
|
OutputDebugString ("BitBlt ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_STRETCHBLT:
|
||
|
|
OutputDebugString ("StrechBlt ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_POLYGON:
|
||
|
|
OutputDebugString ("Polygon ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_POLYLINE:
|
||
|
|
OutputDebugString ("PolyLine ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_ESCAPE:
|
||
|
|
OutputDebugString ("Escape ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_RESTOREDC:
|
||
|
|
OutputDebugString ("RestoreDC ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_FILLREGION:
|
||
|
|
OutputDebugString ("FillRegion ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_FRAMEREGION:
|
||
|
|
OutputDebugString ("FrameRegion ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_INVERTREGION:
|
||
|
|
OutputDebugString ("InvertRegion ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_PAINTREGION:
|
||
|
|
OutputDebugString ("PaintRegion ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SELECTCLIPREGION:
|
||
|
|
OutputDebugString ("SelectClipRegion ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SELECTOBJECT:
|
||
|
|
OutputDebugString ("SelectObject ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETTEXTALIGN:
|
||
|
|
OutputDebugString ("SetTextAlign ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_DRAWTEXT:
|
||
|
|
OutputDebugString ("DrawText");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_CHORD:
|
||
|
|
OutputDebugString ("Chord ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETMAPPERFLAGS:
|
||
|
|
OutputDebugString ("SetMapperFlags ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_EXTTEXTOUT:
|
||
|
|
OutputDebugString ("ExtTextOut ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETDIBTODEV:
|
||
|
|
OutputDebugString ("SetDIBitsToDevice ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SELECTPALETTE:
|
||
|
|
OutputDebugString ("SelectPalette ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_REALIZEPALETTE:
|
||
|
|
OutputDebugString ("RealizePalette ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_ANIMATEPALETTE:
|
||
|
|
OutputDebugString ("AnimatePalette ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_SETPALENTRIES:
|
||
|
|
OutputDebugString ("SetPaletteEntries ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_POLYPOLYGON:
|
||
|
|
OutputDebugString ("PolyPolygon ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_RESIZEPALETTE:
|
||
|
|
OutputDebugString ("ResizePalette ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_DIBBITBLT:
|
||
|
|
OutputDebugString ("DibBitBlt ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_DIBSTRETCHBLT:
|
||
|
|
OutputDebugString ("DibStrechBlt ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_DIBCREATEPATTERNBRUSH:
|
||
|
|
OutputDebugString ("DibCreatePatternBrush ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_STRETCHDIB:
|
||
|
|
OutputDebugString ("StretchDIBits ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_DELETEOBJECT:
|
||
|
|
OutputDebugString ("DeleteObject ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_CREATEPALETTE:
|
||
|
|
OutputDebugString ("CreatePalette ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_CREATEBRUSH:
|
||
|
|
OutputDebugString ("CreateBrush ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_CREATEPATTERNBRUSH:
|
||
|
|
OutputDebugString ("CreatePatternBrush ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_CREATEPENINDIRECT:
|
||
|
|
OutputDebugString ("CreatePenIndirect ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_CREATEFONTINDIRECT:
|
||
|
|
OutputDebugString ("CreateFontIndirect ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_CREATEBRUSHINDIRECT:
|
||
|
|
OutputDebugString ("CreateBrushIndirect ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_CREATEBITMAPINDIRECT:
|
||
|
|
OutputDebugString ("CreateBitmapIndirect ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_CREATEBITMAP:
|
||
|
|
OutputDebugString ("CreateBitmap ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case META_CREATEREGION:
|
||
|
|
OutputDebugString ("CreateRegion ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
OutputDebugString ("Invalid+Function+encountered ");
|
||
|
|
break;
|
||
|
|
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#endif
|