mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-11-25 07:49:38 +03:00
402 lines
9.5 KiB
C
402 lines
9.5 KiB
C
/*
|
|
* Copyright 2009 Chris Young <chris@unsatisfactorysoftware.co.uk>
|
|
*
|
|
* This file is part of NetSurf, http://www.netsurf-browser.org/
|
|
*
|
|
* NetSurf is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; version 2 of the License.
|
|
*
|
|
* NetSurf 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifdef WITH_NS_SVG
|
|
|
|
#include <stdio.h>
|
|
#include <svgtiny.h>
|
|
#include <proto/exec.h>
|
|
#include <string.h>
|
|
#include "iff_dr2d.h"
|
|
#include <proto/dos.h>
|
|
|
|
struct ColorRegister cm[1000];
|
|
ULONG numcols;
|
|
|
|
ULONG findcolour(ULONG newcol)
|
|
{
|
|
ULONG i;
|
|
ULONG colour = 0xFFFFFFFF;
|
|
UBYTE red,grn,blu;
|
|
|
|
red = svgtiny_RED(newcol);
|
|
grn = svgtiny_GREEN(newcol);
|
|
blu = svgtiny_BLUE(newcol);
|
|
|
|
for(i=0;i<numcols;i++)
|
|
{
|
|
if((cm[i].red == red) && (cm[i].green == grn) && (cm[i].blue == blu))
|
|
colour = i;
|
|
}
|
|
|
|
return colour;
|
|
}
|
|
|
|
void addcolour(ULONG newcol)
|
|
{
|
|
int i;
|
|
ULONG colour;
|
|
UBYTE red,grn,blu;
|
|
|
|
colour = findcolour(newcol);
|
|
|
|
if(colour == 0xFFFFFFFF)
|
|
{
|
|
cm[numcols].red = svgtiny_RED(newcol);
|
|
cm[numcols].green = svgtiny_GREEN(newcol);
|
|
cm[numcols].blue = svgtiny_BLUE(newcol);
|
|
|
|
numcols++;
|
|
}
|
|
}
|
|
|
|
bool ami_svg_to_dr2d(struct IFFHandle *iffh, const char *buffer,
|
|
uint32 size, const char *url)
|
|
{
|
|
struct svgtiny_diagram *diagram;
|
|
svgtiny_code code;
|
|
unsigned int i;
|
|
unsigned int j;
|
|
BOOL fons_written = FALSE;
|
|
struct fons_struct *fons;
|
|
struct stxt_struct *stxt;
|
|
struct attr_struct *attr;
|
|
|
|
/* create svgtiny object */
|
|
diagram = svgtiny_create();
|
|
if (!diagram) {
|
|
fprintf(stderr, "svgtiny_create failed\n");
|
|
return 1;
|
|
}
|
|
|
|
/* parse */
|
|
code = svgtiny_parse(diagram, buffer, size, url, 1000, 1000);
|
|
if (code != svgtiny_OK) {
|
|
fprintf(stderr, "svgtiny_parse failed: ");
|
|
switch (code) {
|
|
case svgtiny_OUT_OF_MEMORY:
|
|
fprintf(stderr, "svgtiny_OUT_OF_MEMORY");
|
|
break;
|
|
case svgtiny_LIBDOM_ERROR:
|
|
fprintf(stderr, "svgtiny_LIBDOM_ERROR");
|
|
break;
|
|
case svgtiny_NOT_SVG:
|
|
fprintf(stderr, "svgtiny_NOT_SVG");
|
|
break;
|
|
case svgtiny_SVG_ERROR:
|
|
fprintf(stderr, "svgtiny_SVG_ERROR: line %i: %s",
|
|
diagram->error_line,
|
|
diagram->error_message);
|
|
break;
|
|
default:
|
|
fprintf(stderr, "unknown svgtiny_code %i", code);
|
|
break;
|
|
}
|
|
fprintf(stderr, "\n");
|
|
}
|
|
|
|
if(!(PushChunk(iffh,ID_DR2D,ID_FORM,IFFSIZE_UNKNOWN)))
|
|
{
|
|
if(!(PushChunk(iffh,0,ID_NAME,IFFSIZE_UNKNOWN)))
|
|
{
|
|
WriteChunkBytes(iffh,url,strlen(url));
|
|
PopChunk(iffh);
|
|
}
|
|
|
|
if(!(PushChunk(iffh,0,ID_ANNO,18)))
|
|
{
|
|
WriteChunkBytes(iffh,"Created by NetSurf",18);
|
|
PopChunk(iffh);
|
|
}
|
|
|
|
if(!(PushChunk(iffh,0,ID_DRHD,16)))
|
|
{
|
|
struct drhd_struct drhd;
|
|
drhd.XLeft = (float) 0.0;
|
|
drhd.YTop = (float) 0.0;
|
|
drhd.XRight = (float) diagram->width;
|
|
drhd.YBot = (float) diagram->height;
|
|
|
|
WriteChunkBytes(iffh,&drhd,16);
|
|
PopChunk(iffh);
|
|
}
|
|
|
|
if(!(PushChunk(iffh,0,ID_DASH,IFFSIZE_UNKNOWN)))
|
|
{
|
|
struct dash_struct dash;
|
|
dash.DashID = 1;
|
|
dash.NumDashes = 0;
|
|
|
|
WriteChunkBytes(iffh,&dash,sizeof(struct dash_struct));
|
|
PopChunk(iffh);
|
|
}
|
|
|
|
if(!(PushChunk(iffh,0,ID_CMAP,IFFSIZE_UNKNOWN)))
|
|
{
|
|
for (i = 0; i != diagram->shape_count; i++) {
|
|
if(diagram->shape[i].fill != svgtiny_TRANSPARENT)
|
|
{
|
|
addcolour(diagram->shape[i].fill);
|
|
}
|
|
|
|
if(diagram->shape[i].stroke != svgtiny_TRANSPARENT)
|
|
{
|
|
addcolour(diagram->shape[i].stroke);
|
|
}
|
|
}
|
|
|
|
WriteChunkBytes(iffh,cm,3*numcols);
|
|
PopChunk(iffh);
|
|
}
|
|
|
|
for (i = 0; i != diagram->shape_count; i++) {
|
|
attr = AllocVec(sizeof(struct attr_struct),MEMF_CLEAR | MEMF_PRIVATE);
|
|
if (diagram->shape[i].fill == svgtiny_TRANSPARENT)
|
|
attr->FillType = FT_NONE;
|
|
else
|
|
{
|
|
attr->FillType = FT_COLOR;
|
|
attr->FillValue = findcolour(diagram->shape[i].fill);
|
|
}
|
|
if (diagram->shape[i].stroke == svgtiny_TRANSPARENT)
|
|
attr->DashPattern = 0;
|
|
else
|
|
{
|
|
attr->DashPattern = 1;
|
|
attr->EdgeValue = findcolour(diagram->shape[i].stroke);
|
|
}
|
|
attr->EdgeThick = (float) diagram->shape[i].stroke_width;
|
|
|
|
if(!(PushChunk(iffh,0,ID_ATTR,IFFSIZE_UNKNOWN)))
|
|
{
|
|
WriteChunkBytes(iffh,attr,14);
|
|
PopChunk(iffh);
|
|
}
|
|
FreeVec(attr);
|
|
|
|
if (diagram->shape[i].path) {
|
|
union {
|
|
float PolyPoints;
|
|
ULONG val;
|
|
} poly[(diagram->shape[i].path_length)*2];
|
|
|
|
USHORT NumPoints;
|
|
long type;
|
|
float curx,cury;
|
|
|
|
curx = 0.0;
|
|
cury = 0.0;
|
|
NumPoints = 0;
|
|
type = ID_OPLY;
|
|
|
|
for (j = 0;
|
|
j != diagram->shape[i].path_length; ) {
|
|
switch ((int) diagram->shape[i].path[j]) {
|
|
case svgtiny_PATH_MOVE:
|
|
if(j != 0)
|
|
{
|
|
poly[NumPoints*2].val = INDICATOR;
|
|
poly[(NumPoints*2)+1].val = IND_MOVETO;
|
|
NumPoints++;
|
|
}
|
|
poly[(NumPoints*2)].PolyPoints = diagram->shape[i].path[j + 1];
|
|
poly[(NumPoints*2)+1].PolyPoints = diagram->shape[i].path[j + 2];
|
|
NumPoints++;
|
|
curx = (float) diagram->shape[i].path[j + 1];
|
|
cury = (float) diagram->shape[i].path[j + 2];
|
|
|
|
j += 3;
|
|
break;
|
|
case svgtiny_PATH_CLOSE:
|
|
type = ID_CPLY;
|
|
j += 1;
|
|
break;
|
|
case svgtiny_PATH_LINE:
|
|
poly[(NumPoints*2)].PolyPoints = (float) diagram->shape[i].path[j + 1];
|
|
poly[(NumPoints*2)+1].PolyPoints = (float) diagram->shape[i].path[j + 2];
|
|
NumPoints++;
|
|
curx = (float) diagram->shape[i].path[j + 1];
|
|
cury = (float) diagram->shape[i].path[j + 2];
|
|
j += 3;
|
|
break;
|
|
case svgtiny_PATH_BEZIER:
|
|
poly[NumPoints*2].val = INDICATOR;
|
|
poly[(NumPoints*2)+1].val = IND_CURVE;
|
|
NumPoints++;
|
|
poly[(NumPoints*2)].PolyPoints = curx;
|
|
poly[(NumPoints*2)+1].PolyPoints = cury;
|
|
NumPoints++;
|
|
poly[(NumPoints*2)].PolyPoints = (float) diagram->shape[i].path[j + 1];
|
|
poly[(NumPoints*2)+1].PolyPoints = (float) diagram->shape[i].path[j + 2];
|
|
NumPoints++;
|
|
poly[(NumPoints*2)].PolyPoints = (float) diagram->shape[i].path[j + 3];
|
|
poly[(NumPoints*2)+1].PolyPoints = (float) diagram->shape[i].path[j + 4];
|
|
NumPoints++;
|
|
poly[(NumPoints*2)].PolyPoints = (float) diagram->shape[i].path[j + 5];
|
|
poly[(NumPoints*2)+1].PolyPoints = (float) diagram->shape[i].path[j + 6];
|
|
curx = poly[(NumPoints*2)].PolyPoints;
|
|
cury = poly[(NumPoints*2)+1].PolyPoints;
|
|
NumPoints++;
|
|
j += 7;
|
|
break;
|
|
default:
|
|
printf("error\n");
|
|
j += 1;
|
|
}
|
|
}
|
|
if(!(PushChunk(iffh,0,type,IFFSIZE_UNKNOWN)))
|
|
{
|
|
WriteChunkBytes(iffh,&NumPoints,sizeof(USHORT));
|
|
WriteChunkBytes(iffh,poly,NumPoints*2*4);
|
|
PopChunk(iffh);
|
|
}
|
|
} else if (diagram->shape[i].text) {
|
|
stxt = AllocVec(sizeof(struct stxt_struct),MEMF_CLEAR);
|
|
stxt->BaseX = diagram->shape[i].text_x;
|
|
stxt->BaseY = diagram->shape[i].text_y;
|
|
stxt->NumChars = strlen(diagram->shape[i].text);
|
|
if(!fons_written)
|
|
{
|
|
fons = AllocVec(sizeof(struct fons_struct),MEMF_CLEAR);
|
|
if(!(PushChunk(iffh,0,ID_FONS,IFFSIZE_UNKNOWN)))
|
|
{
|
|
WriteChunkBytes(iffh,fons,sizeof(struct fons_struct));
|
|
WriteChunkBytes(iffh,"Topaz",5);
|
|
PopChunk(iffh);
|
|
}
|
|
FreeVec(fons);
|
|
fons_written = TRUE;
|
|
}
|
|
|
|
if(!(PushChunk(iffh,0,ID_STXT,IFFSIZE_UNKNOWN)))
|
|
{
|
|
WriteChunkBytes(iffh,stxt,26);
|
|
WriteChunkBytes(iffh,diagram->shape[i].text,strlen(diagram->shape[i].text));
|
|
PopChunk(iffh);
|
|
}
|
|
FreeVec(stxt);
|
|
}
|
|
}
|
|
|
|
PopChunk(iffh);
|
|
}
|
|
|
|
svgtiny_free(diagram);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#ifndef AMIGA_DR2D_STANDALONE
|
|
bool ami_save_svg(struct hlcache_handle *c,char *filename)
|
|
{
|
|
struct IFFHandle *iffh;
|
|
const char *source_data;
|
|
ULONG source_size;
|
|
|
|
if(!ami_download_check_overwrite(filename, NULL, 0)) return false;
|
|
|
|
if(iffh = AllocIFF())
|
|
{
|
|
if(iffh->iff_Stream = Open(filename,MODE_NEWFILE))
|
|
{
|
|
InitIFFasDOS(iffh);
|
|
}
|
|
else return false;
|
|
}
|
|
|
|
if((OpenIFF(iffh,IFFF_WRITE))) return false;
|
|
|
|
if((source_data = content_get_source_data(c, &source_size)))
|
|
ami_svg_to_dr2d(iffh, source_data, source_size, nsurl_access(hlcache_handle_get_url(c)));
|
|
|
|
if(iffh) CloseIFF(iffh);
|
|
if(iffh->iff_Stream) Close((BPTR)iffh->iff_Stream);
|
|
if(iffh) FreeIFF(iffh);
|
|
|
|
}
|
|
#else
|
|
/*
|
|
* This code can be compiled as a standalone program for testing etc.
|
|
* Use something like the following line:
|
|
* gcc -o svg2dr2d iff_dr2d.c -lauto -lsvgtiny -lpthread -lz -use-dynld
|
|
* -DWITH_NS_SVG -DAMIGA_DR2D_STANDALONE -D__USE_INLINE__
|
|
*/
|
|
const char USED ver[] = "\0$VER: svg2dr2d 1.1 (18.05.2009)\0";
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
BPTR fh = 0;
|
|
char *buffer;
|
|
size_t n;
|
|
struct IFFHandle *iffh = NULL;
|
|
int64 size;
|
|
LONG rarray[] = {0,0};
|
|
struct RDArgs *args;
|
|
STRPTR template = "SVG=INPUT/A,DR2D=OUTPUT/A";
|
|
enum
|
|
{
|
|
A_SVG,
|
|
A_DR2D
|
|
};
|
|
|
|
args = ReadArgs(template,rarray,NULL);
|
|
|
|
if(!args)
|
|
{
|
|
printf("Required argument missing\n");
|
|
return 20;
|
|
}
|
|
|
|
if(fh = Open((char *)rarray[A_SVG],MODE_OLDFILE))
|
|
{
|
|
size = GetFileSize(fh);
|
|
|
|
buffer = AllocVec((uint32)size,MEMF_PRIVATE);
|
|
|
|
Read(fh,buffer,(uint32)size);
|
|
Close(fh);
|
|
}
|
|
else
|
|
{
|
|
printf("Unable to open file\n");
|
|
return 20;
|
|
}
|
|
|
|
if(iffh = AllocIFF())
|
|
{
|
|
if(iffh->iff_Stream = Open((char *)rarray[A_DR2D],MODE_NEWFILE))
|
|
{
|
|
InitIFFasDOS(iffh);
|
|
}
|
|
else return 20;
|
|
}
|
|
|
|
if((OpenIFF(iffh,IFFF_WRITE))) return 20;
|
|
|
|
ami_svg_to_dr2d(iffh,buffer,size,(char *)rarray[A_SVG]);
|
|
|
|
FreeVec(buffer);
|
|
if(iffh) CloseIFF(iffh);
|
|
if(iffh->iff_Stream) Close((BPTR)iffh->iff_Stream);
|
|
if(iffh) FreeIFF(iffh);
|
|
FreeArgs(args);
|
|
}
|
|
|
|
#endif // AMIGA_DR2D_STANDALONE
|
|
#endif // WITH_NS_SVG
|