817 lines
22 KiB
C
817 lines
22 KiB
C
/*************************************************************************
|
||
*
|
||
* OpenOffice.org - a multi-platform office productivity suite
|
||
*
|
||
* $RCSfile: drawing.h,v $
|
||
*
|
||
* $Revision: 1.3 $
|
||
*
|
||
* last change: $Author: rt $ $Date: 2005-09-07 16:30:32 $
|
||
*
|
||
* The Contents of this file are made available subject to
|
||
* the terms of GNU Lesser General Public License Version 2.1.
|
||
*
|
||
*
|
||
* GNU Lesser General Public License Version 2.1
|
||
* =============================================
|
||
* Copyright 2005 by Sun Microsystems, Inc.
|
||
* 901 San Antonio Road, Palo Alto, CA 94303, USA
|
||
*
|
||
* This library is free software; you can redistribute it and/or
|
||
* modify it under the terms of the GNU Lesser General Public
|
||
* License version 2.1, as published by the Free Software Foundation.
|
||
*
|
||
* This library is distributed in the hope that it will be useful,
|
||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
* Lesser General Public License for more details.
|
||
*
|
||
* You should have received a copy of the GNU Lesser General Public
|
||
* License along with this library; if not, write to the Free Software
|
||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
||
* MA 02111-1307 USA
|
||
*
|
||
************************************************************************/
|
||
|
||
#ifndef _DRAWING_H_
|
||
#define _DRAWING_H_
|
||
|
||
/* NAME $Id: drawing.h,v 1.3 2005-09-07 16:30:32 rt Exp $
|
||
*
|
||
* NOTES
|
||
*
|
||
* HISTORY
|
||
* frog - Jan 11, 1999: Created.
|
||
* frog - Nov 20, 2000: remove display function, only needed loading object from binary
|
||
*/
|
||
#include "precompile.h"
|
||
|
||
#include <math.h>
|
||
|
||
#include "hwplib.h"
|
||
#include "hwpfile.h"
|
||
#include "hiodev.h"
|
||
#include "hbox.h"
|
||
#include "drawdef.h"
|
||
|
||
enum
|
||
{
|
||
OBJFUNC_LOAD,
|
||
OBJFUNC_FREE,
|
||
OBJFUNC_DISPLAY,
|
||
OBJFUNC_NITEM
|
||
};
|
||
|
||
enum
|
||
{
|
||
BEGIN_GRADATION = 0, LINEAR, RADIAL, CONICAL, SQUARE,
|
||
END_GRADATION, BITMAP_PATTERN
|
||
};
|
||
|
||
#define OBJRET_FILE_OK 0
|
||
#define OBJRET_FILE_ERROR (-1)
|
||
#define OBJRET_FILE_NO_PRIVATE_BLOCK (-2)
|
||
#define OBJRET_FILE_NO_PRIVATE_BLOCK_2 (-3)
|
||
|
||
typedef int (*HWPDOFuncType) (int, HWPDrawingObject *, int, void *, int);
|
||
|
||
#define HWPDOFunc(hdo, cmd, argp, argv) \
|
||
(HWPDOFuncTbl[(hdo)->type]((hdo)->type, (hdo), (cmd), (argp), (argv)))
|
||
#define HWPDOFunc2(type, cmd, argp, argv) \
|
||
(HWPDOFuncTbl[(type)]((type), NULL, (cmd), (argp), (argv)))
|
||
|
||
static int HWPDOLineFunc(int, HWPDrawingObject *, int, void *, int);
|
||
static int HWPDORectFunc(int, HWPDrawingObject *, int, void *, int);
|
||
static int HWPDOEllipseFunc(int, HWPDrawingObject *, int, void *, int);
|
||
static int HWPDOArcFunc(int, HWPDrawingObject *, int, void *, int);
|
||
static int HWPDOFreeFormFunc(int, HWPDrawingObject *, int, void *, int);
|
||
static int HWPDOTextBoxFunc(int, HWPDrawingObject *, int, void *, int);
|
||
static int HWPDOEllipse2Func(int, HWPDrawingObject *, int, void *, int);
|
||
static int HWPDOArc2Func(int, HWPDrawingObject *, int, void *, int);
|
||
static int HWPDOContainerFunc(int, HWPDrawingObject *, int, void *, int);
|
||
static HWPPara *LoadParaList();
|
||
|
||
HWPDOFuncType HWPDOFuncTbl[] =
|
||
{
|
||
HWPDOContainerFunc,
|
||
HWPDOLineFunc,
|
||
HWPDORectFunc,
|
||
HWPDOEllipseFunc,
|
||
HWPDOArcFunc,
|
||
HWPDOFreeFormFunc,
|
||
HWPDOTextBoxFunc,
|
||
HWPDOFreeFormFunc,
|
||
HWPDOEllipse2Func,
|
||
HWPDOArc2Func,
|
||
HWPDOFreeFormFunc,
|
||
};
|
||
|
||
static HMemIODev *hmem = 0;
|
||
|
||
static int count = 0;
|
||
|
||
inline bool HAVE_FCOLOR(HWPDrawingObject * hdo)
|
||
{
|
||
return hdo->property.fill_color != HWPDO_COLOR_NONE;
|
||
}
|
||
|
||
|
||
inline bool HAVE_PATTERN(HWPDrawingObject * hdo)
|
||
{
|
||
return (hdo->property.pattern_type & HWPDO_PAT_TYPE_BITS)
|
||
!= HWPDO_PAT_SOLID && hdo->property.pattern_color != HWPDO_COLOR_NONE;
|
||
}
|
||
|
||
|
||
inline bool HAVE_GRADATION(HWPDrawingObject * hdo)
|
||
{
|
||
return hdo->property.gstyle > BEGIN_GRADATION &&
|
||
hdo->property.gstyle < END_GRADATION &&
|
||
hdo->property.fromcolor != HWPDO_COLOR_NONE &&
|
||
hdo->property.tocolor != HWPDO_COLOR_NONE;
|
||
}
|
||
|
||
|
||
inline bool HAVE_BITMAP_PATTERN(HWPDrawingObject * hdo)
|
||
{
|
||
return hdo->property.gstyle == BITMAP_PATTERN &&
|
||
hdo->property.szPatternFile[0];
|
||
}
|
||
|
||
|
||
inline bool HAS_PAT(HWPDrawingObject * hdo)
|
||
{
|
||
return HAVE_FCOLOR(hdo) || HAVE_PATTERN(hdo) ||
|
||
HAVE_GRADATION(hdo) || HAVE_BITMAP_PATTERN(hdo);
|
||
}
|
||
|
||
|
||
static void SetHdoParallRgn(HWPDrawingObject * hdo, int width, int height)
|
||
{
|
||
hdo->property.parall.pt[0].x = 0;
|
||
hdo->property.parall.pt[0].y = 0;
|
||
hdo->property.parall.pt[1].x = width;
|
||
hdo->property.parall.pt[1].y = 0;
|
||
hdo->property.parall.pt[2].x = width;
|
||
hdo->property.parall.pt[2].y = height;
|
||
}
|
||
|
||
|
||
static bool SkipPrivateBlock(int type)
|
||
{
|
||
int n;
|
||
|
||
if (type == OBJRET_FILE_NO_PRIVATE_BLOCK)
|
||
{
|
||
n = hmem->read4b();
|
||
if (hmem->state() || hmem->skipBlock(n) != n)
|
||
return false;
|
||
}
|
||
n = hmem->read4b();
|
||
if (hmem->state())
|
||
return false;
|
||
return hmem->skipBlock(n) == n;
|
||
}
|
||
|
||
|
||
static int SizeExpected;
|
||
static int SizeRead;
|
||
|
||
static int ReadSizeField(int size)
|
||
{
|
||
SizeExpected = size;
|
||
SizeRead = hmem->read4b();
|
||
if (hmem->state())
|
||
return -1;
|
||
return SizeRead;
|
||
}
|
||
|
||
|
||
static bool SkipUnusedField(void)
|
||
{
|
||
return (SizeExpected < SizeRead) ?
|
||
hmem->skipBlock(SizeRead - SizeExpected) != 0 : true;
|
||
}
|
||
|
||
|
||
#define HDOFILE_HEADER_SIZE (2*4+16) // 16=sizeof(ZZRect)
|
||
#define HDOFILE_COMMON_SIZE (7*4+16+44)
|
||
|
||
#define HDOFILE_HAS_NEXT 0x01
|
||
#define HDOFILE_HAS_CHILD 0x02
|
||
|
||
/**
|
||
* <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20>о<EFBFBD><D0BE>帰<EFBFBD><E5B8B0>.
|
||
* <20><>ü<EFBFBD><C3BC><EFBFBD><EFBFBD>/<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>/<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ġ/<2F><>üũ<C3BC><C5A9>/<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ġ/<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>/<2F>⺻<EFBFBD>Ӽ<EFBFBD>/ȸ<><C8B8><EFBFBD>Ӽ<EFBFBD>/<2F><EFBFBD><D7B6><EFBFBD><EFBFBD>̼<EFBFBD>/<2F><>Ʈ<EFBFBD><C6AE><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||
*/
|
||
static bool LoadCommonHeader(HWPDrawingObject * hdo, WORD * link_info)
|
||
{
|
||
uint size, property_size, common_size;
|
||
|
||
if( !hmem )
|
||
return FALSE;
|
||
size = hmem->read4b();
|
||
if (hmem->state())
|
||
{
|
||
return FALSE;
|
||
}
|
||
if (size < HDOFILE_COMMON_SIZE)
|
||
{
|
||
return FALSE;
|
||
}
|
||
|
||
common_size = HDOFILE_COMMON_SIZE;
|
||
property_size = 44;
|
||
hdo->type = hmem->read2b();
|
||
*link_info = hmem->read2b();
|
||
hdo->offset.x = hmem->read4b();
|
||
hdo->offset.y = hmem->read4b();
|
||
hdo->extent.w = hmem->read4b();
|
||
hdo->extent.h = hmem->read4b();
|
||
hdo->offset2.x = hmem->read4b();
|
||
hdo->offset2.y = hmem->read4b();
|
||
|
||
if (hmem->state())
|
||
return FALSE;
|
||
|
||
hdo->vrect.x = hmem->read4b();
|
||
hdo->vrect.y = hmem->read4b();
|
||
hdo->vrect.w = hmem->read4b();
|
||
hdo->vrect.h = hmem->read4b();
|
||
|
||
// read bare property 44 bytes
|
||
hdo->property.line_pstyle = hmem->read4b();
|
||
hdo->property.line_hstyle = hmem->read4b();
|
||
hdo->property.line_tstyle = hmem->read4b();
|
||
hdo->property.line_color = hmem->read4b();
|
||
hdo->property.line_width = (hunit) hmem->read4b();
|
||
hdo->property.fill_color = hmem->read4b();
|
||
hdo->property.pattern_type = hmem->read4b();
|
||
hdo->property.pattern_color = hmem->read4b();
|
||
hdo->property.hmargin = (hunit) hmem->read4b();
|
||
hdo->property.vmargin = (hunit) hmem->read4b();
|
||
hdo->property.flag = hmem->read4b();
|
||
// read ratation property 32 bytes
|
||
if ((size >= common_size + 32)
|
||
&& (hdo->property.flag & HWPDO_FLAG_ROTATION))
|
||
{
|
||
hdo->property.rot_originx = hmem->read4b();
|
||
hdo->property.rot_originy = hmem->read4b();
|
||
for (int ii = 0; ii < 3; ii++)
|
||
{
|
||
hdo->property.parall.pt[ii].x = hmem->read4b();
|
||
hdo->property.parall.pt[ii].y = hmem->read4b();
|
||
}
|
||
common_size += 32;
|
||
}
|
||
else
|
||
SetHdoParallRgn(hdo, hdo->extent.w, hdo->extent.h);
|
||
|
||
// read gradient property 28 bytes
|
||
if ((size >= common_size + 28) &&
|
||
(hdo->property.flag & HWPDO_FLAG_GRADATION))
|
||
{
|
||
hdo->property.fromcolor = hmem->read4b();
|
||
hdo->property.tocolor = hmem->read4b();
|
||
hdo->property.gstyle = hmem->read4b();
|
||
hdo->property.angle = hmem->read4b();
|
||
hdo->property.center_x = hmem->read4b();
|
||
hdo->property.center_y = hmem->read4b();
|
||
hdo->property.nstep = hmem->read4b();
|
||
common_size += 28;
|
||
}
|
||
|
||
// read bitmap property 278 bytes
|
||
if ((size >= common_size + 278) && \
|
||
(hdo->property.flag & HWPDO_FLAG_BITMAP))
|
||
{
|
||
hdo->property.offset1.x = hmem->read4b();
|
||
hdo->property.offset1.y = hmem->read4b();
|
||
hdo->property.offset2.x = hmem->read4b();
|
||
hdo->property.offset2.y = hmem->read4b();
|
||
if (!hmem->readBlock(hdo->property.szPatternFile, 261))
|
||
return FALSE;
|
||
hdo->property.pictype = hmem->read1b();
|
||
common_size += 278;
|
||
}
|
||
if( ( size >= common_size + 3 ) && ( hdo->property.flag & HWPDO_FLAG_WATERMARK ) )
|
||
//if( ( size >= common_size ) && ( hdo->property.flag >> 20 & 0x01 ) )
|
||
{
|
||
if( size - common_size >= 5 )
|
||
hmem->skipBlock( 2 );
|
||
hdo->property.luminance = hmem->read1b();
|
||
hdo->property.contrast = hmem->read1b();
|
||
hdo->property.greyscale = hmem->read1b();
|
||
common_size += 5;
|
||
}
|
||
else{
|
||
hdo->property.luminance = 0;
|
||
hdo->property.contrast = 0;
|
||
hdo->property.greyscale = 0;
|
||
}
|
||
hdo->property.pPara = 0L;
|
||
|
||
if( ( size > common_size ) && (hdo->property.flag & HWPDO_FLAG_AS_TEXTBOX) )
|
||
{
|
||
hmem->skipBlock(8);
|
||
hdo->property.pPara = LoadParaList();
|
||
if( hdo->property.pPara )
|
||
return TRUE;
|
||
else
|
||
return FALSE;
|
||
}
|
||
|
||
if( size <= common_size )
|
||
return TRUE;
|
||
return hmem->skipBlock(size - common_size ) != 0;
|
||
}
|
||
|
||
|
||
static HWPDrawingObject *LoadDrawingObject(void)
|
||
{
|
||
HWPDrawingObject *hdo, *head, *prev;
|
||
int res;
|
||
|
||
WORD link_info;
|
||
|
||
head = prev = NULL;
|
||
do
|
||
{
|
||
if ((hdo = new HWPDrawingObject) == NULL)
|
||
{
|
||
goto error;
|
||
}
|
||
if (!LoadCommonHeader(hdo, &link_info))
|
||
{
|
||
goto error;
|
||
}
|
||
if (hdo->type < 0 || hdo->type >= HWPDO_NITEMS)
|
||
{
|
||
hdo->type = HWPDO_RECT;
|
||
if (!SkipPrivateBlock(OBJRET_FILE_NO_PRIVATE_BLOCK))
|
||
{
|
||
goto error;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
switch (res = HWPDOFunc(hdo, OBJFUNC_LOAD, NULL, 0))
|
||
{
|
||
case OBJRET_FILE_ERROR:
|
||
goto error;
|
||
case OBJRET_FILE_OK:
|
||
break;
|
||
case OBJRET_FILE_NO_PRIVATE_BLOCK:
|
||
case OBJRET_FILE_NO_PRIVATE_BLOCK_2:
|
||
if (!SkipPrivateBlock(res))
|
||
goto error;
|
||
break;
|
||
}
|
||
}
|
||
if (link_info & HDOFILE_HAS_CHILD)
|
||
{
|
||
hdo->child = LoadDrawingObject();
|
||
if (hdo->child == NULL)
|
||
{
|
||
}
|
||
}
|
||
if (prev == NULL)
|
||
head = hdo;
|
||
else
|
||
prev->next = hdo;
|
||
prev = hdo;
|
||
}
|
||
while (link_info & HDOFILE_HAS_NEXT);
|
||
|
||
return head;
|
||
error:
|
||
// drawing object can be list.
|
||
// hdo = current item, head = list;
|
||
|
||
if (hdo != NULL)
|
||
{
|
||
HWPDOFunc(hdo, OBJFUNC_FREE, NULL, 0);
|
||
delete hdo;
|
||
}
|
||
if( prev )
|
||
{
|
||
prev->next = NULL;
|
||
return head;
|
||
}
|
||
else
|
||
return 0;
|
||
}
|
||
|
||
|
||
static bool LoadDrawingObjectBlock(Picture * pic)
|
||
{
|
||
int size = hmem->read4b();
|
||
|
||
if (hmem->state() || size < HDOFILE_HEADER_SIZE)
|
||
return false;
|
||
|
||
pic->picinfo.picdraw.zorder = hmem->read4b();
|
||
pic->picinfo.picdraw.mbrcnt = hmem->read4b();
|
||
pic->picinfo.picdraw.vrect.x = hmem->read4b();
|
||
pic->picinfo.picdraw.vrect.y = hmem->read4b();
|
||
pic->picinfo.picdraw.vrect.w = hmem->read4b();
|
||
pic->picinfo.picdraw.vrect.h = hmem->read4b();
|
||
|
||
if (size > HDOFILE_HEADER_SIZE &&
|
||
!hmem->skipBlock(size - HDOFILE_HEADER_SIZE))
|
||
return false;
|
||
|
||
pic->picinfo.picdraw.hdo = LoadDrawingObject();
|
||
if (pic->picinfo.picdraw.hdo == 0)
|
||
return false;
|
||
return true;
|
||
}
|
||
|
||
|
||
// object manipulation function
|
||
|
||
static int
|
||
HWPDODefaultFunc(int type, HWPDrawingObject * hdo, int cmd, void *, int)
|
||
{
|
||
if (cmd == OBJFUNC_LOAD)
|
||
return OBJRET_FILE_NO_PRIVATE_BLOCK;
|
||
return true;
|
||
}
|
||
|
||
|
||
// arrow polygon
|
||
|
||
static void
|
||
calcArrowPolygonPts(long lWidth, ZZPoint * arrowPt,
|
||
ZZPoint * boxPt, int x1, int y1, int x2, int y2)
|
||
{
|
||
long lLength = lWidth;
|
||
int dx, dy;
|
||
|
||
#if 0
|
||
if (gc->lineWidth > ONE_MILI)
|
||
lWidth = lLength = DRPX2(gc->lineWidth) * 2;
|
||
else
|
||
lWidth = lLength = DRPX2(ARROW_WIDTH);
|
||
#endif
|
||
|
||
dx = x1 - x2;
|
||
dy = y1 - y2;
|
||
|
||
if (dx == 0)
|
||
{
|
||
arrowPt[0].x = x1;
|
||
boxPt[3].x = boxPt[0].x = arrowPt[1].x = x1 + lWidth;
|
||
boxPt[2].x = boxPt[1].x = arrowPt[2].x = x1 - lWidth;
|
||
if (y1 > y2)
|
||
{
|
||
boxPt[2].y = boxPt[3].y = y1 + lLength * 2 / 3;
|
||
arrowPt[0].y = y1 + lLength * 3 / 2;
|
||
boxPt[0].y = boxPt[1].y = arrowPt[1].y = arrowPt[2].y = y1 - lLength;
|
||
}
|
||
else
|
||
{
|
||
boxPt[0].y = boxPt[1].y = y1 - lLength * 2 / 3;
|
||
arrowPt[0].y = y1 - lLength * 3 / 2;
|
||
boxPt[2].y = boxPt[3].y = arrowPt[1].y = arrowPt[2].y = y1 + lLength;
|
||
}
|
||
return;
|
||
}
|
||
|
||
double rSlope, rRadians;
|
||
long DX1, DY1, DX2, DY2;
|
||
|
||
rSlope = (double) dy / (double) dx;
|
||
rRadians = atan(rSlope);
|
||
DX1 = (long) (lLength * cos(rRadians) + 0.5);
|
||
DY1 = (long) (lLength * sin(rRadians) + 0.5);
|
||
DX2 = (long) (lWidth * sin(rRadians) + 0.5);
|
||
DY2 = (long) (lWidth * cos(rRadians) + 0.5);
|
||
|
||
if (dx > 0)
|
||
{
|
||
arrowPt[0].x = (int) (x1 + cos(rRadians) * lLength * 3 / 2);
|
||
arrowPt[0].y = (int) (y1 + sin(rRadians) * lLength * 3 / 2);
|
||
boxPt[0].x = arrowPt[1].x = x1 - DX1 - DX2;
|
||
boxPt[0].y = arrowPt[1].y = y1 - DY1 + DY2;
|
||
boxPt[1].x = arrowPt[2].x = x1 - DX1 + DX2;
|
||
boxPt[1].y = arrowPt[2].y = y1 - DY1 - DY2;
|
||
boxPt[2].x = arrowPt[0].x - DX1 + DX2;
|
||
boxPt[2].y = arrowPt[0].y - DY1 - DY2;
|
||
boxPt[3].x = arrowPt[0].x - DX1 - DX2;
|
||
boxPt[3].y = arrowPt[0].y - DY1 + DY2;
|
||
}
|
||
else
|
||
{
|
||
arrowPt[0].x = (int) (x1 - cos(rRadians) * lLength * 3 / 2);
|
||
arrowPt[0].y = (int) (y1 - sin(rRadians) * lLength * 3 / 2);
|
||
boxPt[0].x = arrowPt[1].x = x1 + DX1 - DX2;
|
||
boxPt[0].y = arrowPt[1].y = y1 + DY1 + DY2;
|
||
boxPt[1].x = arrowPt[2].x = x1 + DX1 + DX2;
|
||
boxPt[1].y = arrowPt[2].y = y1 + DY1 - DY2;
|
||
boxPt[3].x = arrowPt[0].x + DX1 - DX2;
|
||
boxPt[3].y = arrowPt[0].y + DY1 + DY2;
|
||
boxPt[2].x = arrowPt[0].x + DX1 + DX2;
|
||
boxPt[2].y = arrowPt[0].y + DY1 - DY2;
|
||
}
|
||
}
|
||
|
||
|
||
static int
|
||
HWPDOLineFunc(int type, HWPDrawingObject * hdo, int cmd, void *argp, int argv)
|
||
{
|
||
switch (cmd)
|
||
{
|
||
case OBJFUNC_LOAD:
|
||
if (ReadSizeField(4) < 4)
|
||
return OBJRET_FILE_ERROR;
|
||
hdo->u.line_arc.flip = hmem->read4b();
|
||
if (hmem->state())
|
||
return OBJRET_FILE_ERROR;
|
||
if (!SkipUnusedField())
|
||
return OBJRET_FILE_ERROR;
|
||
return OBJRET_FILE_NO_PRIVATE_BLOCK_2;
|
||
default:
|
||
return HWPDODefaultFunc(type, hdo, cmd, argp, argv);
|
||
}
|
||
return true;
|
||
}
|
||
|
||
|
||
// rectangle
|
||
|
||
static int
|
||
HWPDORectFunc(int type, HWPDrawingObject * hdo, int cmd, void *argp, int argv)
|
||
{
|
||
return HWPDODefaultFunc(type, hdo, cmd, argp, argv);
|
||
}
|
||
|
||
|
||
// ellipse
|
||
|
||
static int
|
||
HWPDOEllipseFunc(int type, HWPDrawingObject * hdo,
|
||
int cmd, void *argp, int argv)
|
||
{
|
||
return HWPDODefaultFunc(type, hdo, cmd, argp, argv);
|
||
}
|
||
|
||
#define WTMM(x) ((double)(x) / 1800. * 25.4)
|
||
static int
|
||
HWPDOEllipse2Func(int type, HWPDrawingObject * hdo,
|
||
int cmd, void *argp, int argv)
|
||
{
|
||
switch (cmd)
|
||
{
|
||
case OBJFUNC_LOAD:
|
||
if (ReadSizeField(16) < 16)
|
||
return OBJRET_FILE_ERROR;
|
||
hdo->u.arc.radial[0].x = hmem->read4b();
|
||
hdo->u.arc.radial[0].y = hmem->read4b();
|
||
hdo->u.arc.radial[1].x = hmem->read4b();
|
||
hdo->u.arc.radial[1].y = hmem->read4b();
|
||
|
||
if (ReadSizeField(0) < 0)
|
||
return OBJRET_FILE_ERROR;
|
||
break;
|
||
default:
|
||
return HWPDODefaultFunc(type, hdo, cmd, argp, argv);
|
||
}
|
||
return true;
|
||
}
|
||
|
||
|
||
// arc
|
||
|
||
static int
|
||
HWPDOArcFunc(int type, HWPDrawingObject * hdo, int cmd, void *argp, int argv)
|
||
{
|
||
// TRACE("arc");
|
||
switch (cmd)
|
||
{
|
||
case OBJFUNC_LOAD:
|
||
if (ReadSizeField(4) < 4)
|
||
return OBJRET_FILE_ERROR;
|
||
hdo->u.line_arc.flip = hmem->read4b();
|
||
if (hmem->state())
|
||
return OBJRET_FILE_ERROR;
|
||
if (!SkipUnusedField())
|
||
return OBJRET_FILE_ERROR;
|
||
break;
|
||
default:
|
||
return HWPDODefaultFunc(type, hdo, cmd, argp, argv);
|
||
}
|
||
return true;
|
||
}
|
||
|
||
|
||
static int
|
||
HWPDOArc2Func(int type, HWPDrawingObject * hdo, int cmd, void *argp, int argv)
|
||
{
|
||
// TRACE("arc2");
|
||
switch (cmd)
|
||
{
|
||
case OBJFUNC_LOAD:
|
||
return OBJRET_FILE_NO_PRIVATE_BLOCK;
|
||
default:
|
||
return HWPDODefaultFunc(type, hdo, cmd, argp, argv);
|
||
}
|
||
return true;
|
||
}
|
||
|
||
|
||
// freeform
|
||
|
||
#define SPLINE_NSTEP 100
|
||
#define SPLINE_UNIT 20
|
||
#define SPLINE_UNIT2 40
|
||
#define SPLINE_UNIT3 60
|
||
|
||
static int getBlend(int alpha)
|
||
{
|
||
static bool first = true;
|
||
static char isCached[SPLINE_NSTEP];
|
||
static int blend[SPLINE_NSTEP];
|
||
double ntheta;
|
||
|
||
if (first)
|
||
{
|
||
memset(isCached, 0, sizeof(char) * SPLINE_NSTEP);
|
||
|
||
first = FALSE;
|
||
}
|
||
if ((alpha < -SPLINE_UNIT2) || (alpha > SPLINE_UNIT2))
|
||
return 0;
|
||
|
||
if (!isCached[alpha + SPLINE_UNIT2])
|
||
{
|
||
isCached[alpha + SPLINE_UNIT2] = TRUE;
|
||
ntheta = (double) alpha / SPLINE_UNIT;
|
||
|
||
if ((alpha < -SPLINE_UNIT) || (alpha > SPLINE_UNIT))
|
||
{
|
||
ntheta = (ntheta > 1) ? (2 - ntheta) : (2 + ntheta);
|
||
blend[alpha + SPLINE_UNIT2] =
|
||
(int) (1000 * ntheta * ntheta * ntheta / 6.);
|
||
}
|
||
else if (alpha <= 0)
|
||
blend[alpha + SPLINE_UNIT2] =
|
||
(int) (1000 *
|
||
(4 - 6 * ntheta * ntheta -
|
||
3 * ntheta * ntheta * ntheta) / 6);
|
||
else
|
||
blend[alpha + SPLINE_UNIT2] =
|
||
(int) (1000 *
|
||
(4 - 6 * ntheta * ntheta +
|
||
3 * ntheta * ntheta * ntheta) / 6);
|
||
}
|
||
return blend[alpha + SPLINE_UNIT2];
|
||
}
|
||
|
||
|
||
static int
|
||
HWPDOFreeFormFunc(int type, HWPDrawingObject * hdo,
|
||
int cmd, void *argp, int argv)
|
||
{
|
||
switch (cmd)
|
||
{
|
||
case OBJFUNC_LOAD:
|
||
{
|
||
hdo->u.freeform.pt = 0;
|
||
if (ReadSizeField(4) < 4)
|
||
return OBJRET_FILE_ERROR;
|
||
hdo->u.freeform.npt = hmem->read4b();
|
||
if (hmem->state())
|
||
return OBJRET_FILE_ERROR;
|
||
if (!SkipUnusedField())
|
||
return OBJRET_FILE_ERROR;
|
||
|
||
int size = hdo->u.freeform.npt * sizeof(ZZPoint);
|
||
|
||
if (ReadSizeField(size) < size)
|
||
return OBJRET_FILE_ERROR;
|
||
if (hdo->u.freeform.npt)
|
||
{
|
||
hdo->u.freeform.pt = new ZZPoint[hdo->u.freeform.npt];
|
||
if (hdo->u.freeform.pt == NULL)
|
||
{
|
||
hdo->u.freeform.npt = 0;
|
||
return OBJRET_FILE_ERROR;
|
||
}
|
||
for (int ii = 0; ii < hdo->u.freeform.npt; ii++)
|
||
{
|
||
hdo->u.freeform.pt[ii].x = hmem->read4b();
|
||
hdo->u.freeform.pt[ii].y = hmem->read4b();
|
||
if (hmem->state())
|
||
{
|
||
delete[]hdo->u.freeform.pt;
|
||
hdo->u.freeform.npt = 0;
|
||
return OBJRET_FILE_ERROR;
|
||
}
|
||
}
|
||
}
|
||
if (!SkipUnusedField())
|
||
return OBJRET_FILE_ERROR;
|
||
return OBJRET_FILE_OK;
|
||
}
|
||
case OBJFUNC_FREE:
|
||
if (hdo->u.freeform.pt)
|
||
delete[]hdo->u.freeform.pt;
|
||
break;
|
||
default:
|
||
return HWPDODefaultFunc(type, hdo, cmd, argp, argv);
|
||
}
|
||
return true;
|
||
}
|
||
|
||
|
||
// text box
|
||
|
||
static void FreeParaList(HWPPara * para)
|
||
{
|
||
if (para->Next())
|
||
FreeParaList(para->Next());
|
||
delete para;
|
||
}
|
||
|
||
|
||
static HWPPara *LoadParaList()
|
||
{
|
||
if (!hmem)
|
||
return 0;
|
||
|
||
HWPFile *hwpf = GetCurrentDoc();
|
||
HIODev *hio = hwpf->SetIODevice(hmem);
|
||
|
||
LinkedList < HWPPara > plist;
|
||
|
||
hwpf->ReadParaList(plist);
|
||
hwpf->SetIODevice(hio);
|
||
|
||
return plist.count()? plist.first() : 0;
|
||
}
|
||
|
||
|
||
static int
|
||
HWPDOTextBoxFunc(int type, HWPDrawingObject * hdo,
|
||
int cmd, void *argp, int argv)
|
||
{
|
||
// TRACE("textbox");
|
||
// hunit sx, sy, xs, ys;
|
||
|
||
switch (cmd)
|
||
{
|
||
case OBJFUNC_LOAD:
|
||
if (ReadSizeField(0) < 0 || !SkipUnusedField())
|
||
return OBJRET_FILE_ERROR;
|
||
if (ReadSizeField(0) < 0)
|
||
return OBJRET_FILE_ERROR;
|
||
hdo->u.textbox.h = LoadParaList();
|
||
return hdo->u.textbox.h ? OBJRET_FILE_OK : OBJRET_FILE_ERROR;
|
||
case OBJFUNC_FREE:
|
||
if (hdo->u.textbox.h)
|
||
{
|
||
FreeParaList(hdo->u.textbox.h);
|
||
hdo->u.textbox.h = NULL;
|
||
}
|
||
break;
|
||
default:
|
||
return HWPDODefaultFunc(type, hdo, cmd, argp, argv);
|
||
}
|
||
return true;
|
||
}
|
||
|
||
|
||
static int
|
||
HWPDOContainerFunc(int type, HWPDrawingObject * hdo,
|
||
int cmd, void *argp, int argv)
|
||
{
|
||
return HWPDODefaultFunc(type, hdo, cmd, argp, argv);
|
||
}
|
||
|
||
|
||
/* HWPDrawObject <20><><EFBFBD><EFBFBD> <20>Լ<EFBFBD> */
|
||
|
||
HWPDrawingObject::HWPDrawingObject()
|
||
{
|
||
memset(this, 0, sizeof(HWPDrawingObject));
|
||
index = ++count;
|
||
}
|
||
|
||
|
||
HWPDrawingObject::~HWPDrawingObject()
|
||
{
|
||
#if 0
|
||
if (hdo->property.pictype == PICTYP_EMBED)
|
||
RemoveEmbeddedPic(hdo->property.szPatternFile);
|
||
hdo->property.szPatternFile[0] = 0;
|
||
#endif
|
||
if (child)
|
||
delete child;
|
||
|
||
if (next)
|
||
delete next;
|
||
|
||
HWPDOFunc(this, OBJFUNC_FREE, NULL, 0);
|
||
}
|
||
#endif
|