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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3924 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
David Webster
1999-10-11 02:49:06 +00:00
parent b782f2e0f6
commit 75f11ad7ca
17 changed files with 3639 additions and 969 deletions
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295
src/os2/metafile.cpp
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@@ -1,58 +1,122 @@
/////////////////////////////////////////////////////////////////////////////
// Name: metafile.cpp
// Purpose: wxMetaFile, wxMetaFileDC etc. These classes are optional.
// Author: AUTHOR
// Author: David Webster
// Modified by:
// Created: 04/01/98
// Created: 10/10/99
// RCS-ID: $Id$
// Copyright: (c) AUTHOR
// Licence: wxWindows licence
// Copyright: (c) David Webster
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "metafile.h"
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifndef WX_PRECOMP
#include "wx/setup.h"
#endif
#include "wx/object.h"
#include "wx/string.h"
#include "wx/dc.h"
#include "wx/stubs/metafile.h"
#if wxUSE_METAFILE
#ifndef WX_PRECOMP
#include "wx/utils.h"
#include "wx/app.h"
#endif
#include "wx/metafile.h"
#include "wx/clipbrd.h"
#include "wx/os2/private.h"
#include <stdio.h>
#include <string.h>
extern bool wxClipboardIsOpen;
#if !USE_SHARED_LIBRARY
IMPLEMENT_DYNAMIC_CLASS(wxMetaFile, wxObject)
IMPLEMENT_ABSTRACT_CLASS(wxMetaFileDC, wxDC)
IMPLEMENT_DYNAMIC_CLASS(wxMetafile, wxObject)
IMPLEMENT_ABSTRACT_CLASS(wxMetafileDC, wxDC)
#endif
wxMetaFile::wxMetaFile(const wxString& file)
/*
* Metafiles
* Currently, the only purpose for making a metafile is to put
* it on the clipboard.
*/
wxMetafileRefData::wxMetafileRefData(void)
{
// TODO
m_metafile = 0;
m_windowsMappingMode = wxMM_ANISOTROPIC;
}
wxMetaFile::~wxMetaFile()
wxMetafileRefData::~wxMetafileRefData(void)
{
// TODO
if (m_metafile)
{
// TODO: DeleteMetaFile((HMETAFILE) m_metafile);
m_metafile = 0;
}
}
bool wxMetaFile::SetClipboard(int width, int height)
wxMetafile::wxMetafile(const wxString& file)
{
m_refData = new wxMetafileRefData;
M_METAFILEDATA->m_windowsMappingMode = wxMM_ANISOTROPIC;
M_METAFILEDATA->m_metafile = 0;
if (!file.IsNull() && (file.Cmp(wxT("")) == 0))
M_METAFILEDATA->m_metafile = (WXHANDLE)0; // TODO: GetMetaFile(file);
}
wxMetafile::~wxMetafile(void)
{
}
bool wxMetafile::SetClipboard(int width, int height)
{
if (!m_refData)
return FALSE;
bool alreadyOpen=wxClipboardOpen();
if (!alreadyOpen)
{
wxOpenClipboard();
if (!wxEmptyClipboard()) return FALSE;
}
bool success = wxSetClipboardData(wxDF_METAFILE,this, width,height);
bool success = wxSetClipboardData(wxDF_METAFILE, this, width,height);
if (!alreadyOpen) wxCloseClipboard();
return (bool) success;
}
bool wxMetaFile::Play(wxDC *dc)
bool wxMetafile::Play(wxDC *dc)
{
// TODO
return FALSE;
if (!m_refData)
return FALSE;
dc->BeginDrawing();
// if (dc->GetHDC() && M_METAFILEDATA->m_metafile)
// PlayMetaFile((HDC) dc->GetHDC(), (HMETAFILE) M_METAFILEDATA->m_metafile);
dc->EndDrawing();
return TRUE;
}
void wxMetafile::SetHMETAFILE(WXHANDLE mf)
{
if (m_refData)
m_refData = new wxMetafileRefData;
M_METAFILEDATA->m_metafile = mf;
}
void wxMetafile::SetWindowsMappingMode(int mm)
{
if (m_refData)
m_refData = new wxMetafileRefData;
M_METAFILEDATA->m_windowsMappingMode = mm;
}
/*
@@ -61,41 +125,155 @@ bool wxMetaFile::Play(wxDC *dc)
*/
// Original constructor that does not takes origin and extent. If you use this,
// *DO* give origin/extent arguments to wxMakeMetaFilePlaceable.
wxMetaFileDC::wxMetaFileDC(const wxString& file)
// *DO* give origin/extent arguments to wxMakeMetafilePlaceable.
wxMetafileDC::wxMetafileDC(const wxString& file)
{
// TODO
m_metaFile = NULL;
m_minX = 10000;
m_minY = 10000;
m_maxX = -10000;
m_maxY = -10000;
// m_title = NULL;
if (!file.IsNull() && wxFileExists(file))
wxRemoveFile(file);
// TODO
/*
if (!file.IsNull() && (file != wxT("")))
m_hDC = (WXHDC) CreateMetaFile(file);
else
m_hDC = (WXHDC) CreateMetaFile(NULL);
*/
m_ok = (m_hDC != (WXHDC) 0) ;
// Actual Windows mapping mode, for future reference.
m_windowsMappingMode = wxMM_TEXT;
SetMapMode(wxMM_TEXT); // NOTE: does not set HDC mapmode (this is correct)
}
// New constructor that takes origin and extent. If you use this, don't
// give origin/extent arguments to wxMakeMetaFilePlaceable.
wxMetaFileDC::wxMetaFileDC(const wxString& file, int xext, int yext, int xorg, int yorg)
// give origin/extent arguments to wxMakeMetafilePlaceable.
wxMetafileDC::wxMetafileDC(const wxString& file, int xext, int yext, int xorg, int yorg)
{
// TODO
m_minX = 10000;
m_minY = 10000;
m_maxX = -10000;
m_maxY = -10000;
if (file != wxT("") && wxFileExists(file)) wxRemoveFile(file);
// m_hDC = (WXHDC) CreateMetaFile(file);
m_ok = TRUE;
// ::SetWindowOrgEx((HDC) m_hDC,xorg,yorg, NULL);
// ::SetWindowExtEx((HDC) m_hDC,xext,yext, NULL);
// Actual Windows mapping mode, for future reference.
m_windowsMappingMode = wxMM_ANISOTROPIC;
SetMapMode(wxMM_TEXT); // NOTE: does not set HDC mapmode (this is correct)
}
wxMetaFileDC::~wxMetaFileDC()
wxMetafileDC::~wxMetafileDC(void)
{
m_hDC = 0;
}
void wxMetaFileDC::GetTextExtent(const wxString& string, float *x, float *y,
float *descent, float *externalLeading, wxFont *theFont, bool use16bit)
void wxMetafileDC::GetTextExtent(const wxString& string, long *x, long *y,
long *descent, long *externalLeading, wxFont *theFont, bool use16bit) const
{
// TODO
wxFont *fontToUse = theFont;
if (!fontToUse)
fontToUse = (wxFont*) &m_font;
// TODO:
/*
HDC dc = GetDC(NULL);
SIZE sizeRect;
TEXTMETRIC tm;
GetTextExtentPoint(dc, WXSTRINGCAST string, wxStrlen(WXSTRINGCAST string), &sizeRect);
GetTextMetrics(dc, &tm);
ReleaseDC(NULL, dc);
if ( x )
*x = sizeRect.cx;
if ( y )
*y = sizeRect.cy;
if ( descent )
*descent = tm.tmDescent;
if ( externalLeading )
*externalLeading = tm.tmExternalLeading;
*/
}
wxMetaFile *wxMetaFileDC::Close()
wxMetafile *wxMetafileDC::Close(void)
{
// TODO
return NULL;
SelectOldObjects(m_hDC);
HANDLE mf = 0; // TODO: CloseMetaFile((HDC) m_hDC);
m_hDC = 0;
if (mf)
{
wxMetafile *wx_mf = new wxMetafile;
wx_mf->SetHMETAFILE((WXHANDLE) mf);
wx_mf->SetWindowsMappingMode(m_windowsMappingMode);
return wx_mf;
}
return NULL;
}
void wxMetaFileDC::SetMapMode(int mode)
void wxMetafileDC::SetMapMode(int mode)
{
// TODO
}
m_mappingMode = mode;
#if 0
// int pixel_width = 0;
// int pixel_height = 0;
// int mm_width = 0;
// int mm_height = 0;
float mm2pixelsX = 10.0;
float mm2pixelsY = 10.0;
switch (mode)
{
case wxMM_TWIPS:
{
m_logicalScaleX = (float)(twips2mm * mm2pixelsX);
m_logicalScaleY = (float)(twips2mm * mm2pixelsY);
break;
}
case wxMM_POINTS:
{
m_logicalScaleX = (float)(pt2mm * mm2pixelsX);
m_logicalScaleY = (float)(pt2mm * mm2pixelsY);
break;
}
case wxMM_METRIC:
{
m_logicalScaleX = mm2pixelsX;
m_logicalScaleY = mm2pixelsY;
break;
}
case wxMM_LOMETRIC:
{
m_logicalScaleX = (float)(mm2pixelsX/10.0);
m_logicalScaleY = (float)(mm2pixelsY/10.0);
break;
}
default:
case wxMM_TEXT:
{
m_logicalScaleX = 1.0;
m_logicalScaleY = 1.0;
break;
}
}
m_windowExtX = 100;
m_windowExtY = 100;
}
#ifdef __WIN32__
struct RECT32
@@ -131,41 +309,43 @@ struct mfPLACEABLEHEADER {
* and sets the window origin and extent to mimic the wxMM_TEXT mapping mode.
*
*/
bool wxMakeMetaFilePlaceable(const wxString& filename, float scale)
bool wxMakeMetafilePlaceable(const wxString& filename, float scale)
{
return wxMakeMetaFilePlaceable(filename, 0, 0, 0, 0, scale, FALSE);
return wxMakeMetafilePlaceable(filename, 0, 0, 0, 0, scale, FALSE);
}
bool wxMakeMetaFilePlaceable(const wxString& filename, int x1, int y1, int x2, int y2, float scale, bool useOriginAndExtent)
bool wxMakeMetafilePlaceable(const wxString& filename, int x1, int y1, int x2, int y2, float scale, bool useOriginAndExtent)
{
// TODO: the OS/2 PM/MM way to do this
/*
// I'm not sure if this is the correct way of suggesting a scale
// to the client application, but it's the only way I can find.
int unitsPerInch = (int)(576/scale);
mfPLACEABLEHEADER header;
header.key = 0x9AC6CDD7L;
header.hmf = 0;
header.bbox.left = (int)(x1);
header.bbox.top = (int)(y1);
header.bbox.right = (int)(x2);
header.bbox.bottom = (int)(y2);
header.bbox.xLeft = (int)(x1);
header.bbox.yTop = (int)(y1);
header.bbox.xRight = (int)(x2);
header.bbox.yBottom = (int)(y2);
header.inch = unitsPerInch;
header.reserved = 0;
// Calculate checksum
// Calculate checksum
WORD *p;
mfPLACEABLEHEADER *pMFHead = &header;
for (p =(WORD *)pMFHead,pMFHead -> checksum = 0;
p < (WORD *)&pMFHead ->checksum; ++p)
pMFHead ->checksum ^= *p;
FILE *fd = fopen((char *)(const char *)filename, "rb");
FILE *fd = fopen(filename.fn_str(), "rb");
if (!fd) return FALSE;
char tempFileBuf[256];
wxGetTempFileName("mf", tempFileBuf);
FILE *fHandle = fopen(tempFileBuf, "wb");
wxChar tempFileBuf[256];
wxGetTempFileName(wxT("mf"), tempFileBuf);
FILE *fHandle = fopen(wxConvFile.cWX2MB(tempFileBuf), "wb");
if (!fHandle)
return FALSE;
fwrite((void *)&header, sizeof(unsigned char), sizeof(mfPLACEABLEHEADER), fHandle);
@@ -179,12 +359,12 @@ bool wxMakeMetaFilePlaceable(const wxString& filename, int x1, int y1, int x2, i
// Read metafile header and write
METAHEADER metaHeader;
fread((void *)&metaHeader, sizeof(unsigned char), sizeof(metaHeader), fd);
if (useOriginAndExtent)
metaHeader.mtSize += 15;
else
metaHeader.mtSize += 5;
fwrite((void *)&metaHeader, sizeof(unsigned char), sizeof(metaHeader), fHandle);
// Write SetMapMode, SetWindowOrigin and SetWindowExt records
@@ -211,7 +391,7 @@ bool wxMakeMetaFilePlaceable(const wxString& filename, int x1, int y1, int x2, i
extentRecord->rdParm[1] = extentX;
fwrite((void *)modeBuffer, sizeof(char), 8, fHandle);
if (useOriginAndExtent)
{
fwrite((void *)originBuffer, sizeof(char), 10, fHandle);
@@ -232,8 +412,9 @@ bool wxMakeMetaFilePlaceable(const wxString& filename, int x1, int y1, int x2, i
wxRemoveFile(filename);
wxCopyFile(tempFileBuf, filename);
wxRemoveFile(tempFileBuf);
*/
return TRUE;
}
#endif
#endif // wxUSE_METAFILE