+void swf_Shape2ToShape(SHAPE2*shape2, SHAPE*shape)
+{
+ TAG*tag = swf_InsertTag(0,0);
+ SHAPELINE*l;
+ int newx=0,newy=0,lastx=0,lasty=0,oldls=0,oldfs0=0,oldfs1=0;
+
+ memset(shape, 0, sizeof(SHAPE));
+
+ shape->linestyle.n = shape2->numlinestyles;
+ shape->linestyle.data = (LINESTYLE*)rfx_alloc(sizeof(LINESTYLE)*shape->linestyle.n);
+ memcpy(shape->linestyle.data, shape2->linestyles, sizeof(LINESTYLE)*shape->linestyle.n);
+
+ shape->fillstyle.n = shape2->numfillstyles;
+ shape->fillstyle.data = (FILLSTYLE*)rfx_alloc(sizeof(FILLSTYLE)*shape->fillstyle.n);
+ memcpy(shape->fillstyle.data, shape2->fillstyles, sizeof(FILLSTYLE)*shape->fillstyle.n);
+
+ swf_ShapeCountBits(shape,NULL,NULL);
+
+ l = shape2->lines;
+
+ while(l) {
+ int ls=0,fs0=0,fs1=0;
+
+ if(l->type != moveTo) {
+ if(oldls != l->linestyle) {oldls = ls = l->linestyle;if(!ls) ls=0x8000;}
+ if(oldfs0 != l->fillstyle0) {oldfs0 = fs0 = l->fillstyle0;if(!fs0) fs0=0x8000;}
+ if(oldfs1 != l->fillstyle1) {oldfs1 = fs1 = l->fillstyle1;if(!fs1) fs1=0x8000;}
+
+ if(ls || fs0 || fs1 || newx!=0x7fffffff || newy!=0x7fffffff) {
+ swf_ShapeSetAll(tag,shape,newx,newy,ls,fs0,fs1);
+ newx = 0x7fffffff;
+ newy = 0x7fffffff;
+ }
+ }
+
+ if(l->type == lineTo) {
+ swf_ShapeSetLine(tag,shape,l->x-lastx,l->y-lasty);
+ } else if(l->type == splineTo) {
+ swf_ShapeSetCurve(tag,shape, l->sx-lastx,l->sy-lasty, l->x-l->sx,l->y-l->sy);
+ }
+ if(l->type == moveTo) {
+ newx = l->x;
+ newy = l->y;
+ }
+
+ lastx = l->x;
+ lasty = l->y;
+ l = l->next;
+ }
+ swf_ShapeSetEnd(tag);
+ shape->data = tag->data;
+ shape->bitlen = tag->len*8;
+ free(tag);
+}
+
+void swf_SetShape2(TAG*tag, SHAPE2*shape2)
+{
+ SHAPE shape;
+ swf_Shape2ToShape(shape2, &shape);
+
+ swf_SetRect(tag,shape2->bbox);
+ swf_SetShapeStyles(tag, &shape);
+ //swf_ShapeCountBits(&shape,NULL,NULL); // done in swf_Shape2ToShape()
+ swf_SetShapeBits(tag,&shape);
+
+ swf_SetBlock(tag, shape.data, (shape.bitlen+7)/8);
+}
+
+void swf_ParseDefineShape(TAG*tag, SHAPE2*shape)
+{
+ int num = 0, id;
+ U16 fill,line;
+ SHAPELINE*l;
+ if(tag->id == ST_DEFINESHAPE)
+ num = 1;
+ else if(tag->id == ST_DEFINESHAPE2)
+ num = 2;
+ else if(tag->id == ST_DEFINESHAPE3)
+ num = 3;
+ else if(tag->id == ST_DEFINESHAPE4)
+ num = 4;
+ else {
+ fprintf(stderr, "parseDefineShape must be called with a shape tag");
+ }
+ swf_SetTagPos(tag, 0);
+
+ id = swf_GetU16(tag); //id
+ memset(shape, 0, sizeof(SHAPE2));
+ shape->bbox = (SRECT*)rfx_alloc(sizeof(SRECT));
+ swf_GetRect(tag, shape->bbox);
+ if(num>=4) {
+ SRECT r2;
+ swf_ResetReadBits(tag);
+ swf_GetRect(tag, &r2); // edge bounds
+ U8 flags = swf_GetU8(tag); // flags, &1: contains scaling stroke, &2: contains non-scaling stroke
+ }
+
+ if(!parseFillStyleArray(tag, shape)) {
+ return;
+ }
+
+ swf_ResetReadBits(tag);
+ fill = (U16)swf_GetBits(tag,4);
+ line = (U16)swf_GetBits(tag,4);
+ if(!fill && !line) {
+ fprintf(stderr, "fill/line bits are both zero\n");
+ }
+
+ shape->lines = swf_ParseShapeData(&tag->data[tag->pos], (tag->len - tag->pos)*8, fill, line, num, shape);
+
+ l = shape->lines;
+}
+
+static void free_lines(SHAPELINE* lines)
+{
+ if (lines->next)
+ free_lines(lines->next);
+ free(lines);
+}
+
+void swf_RecodeShapeData(U8*data, int bitlen, int in_bits_fill, int in_bits_line,
+ U8**destdata, U32*destbitlen, int out_bits_fill, int out_bits_line)
+{
+ SHAPE2 s2;
+ SHAPE s;
+ SHAPELINE*line;
+ memset(&s2, 0, sizeof(s2));
+ s2.lines = swf_ParseShapeData(data, bitlen, in_bits_fill, in_bits_line, 1, 0);
+ s2.numfillstyles = out_bits_fill?1<<(out_bits_fill-1):0;
+ s2.numlinestyles = out_bits_line?1<<(out_bits_line-1):0;
+ s2.fillstyles = (FILLSTYLE*)rfx_calloc(sizeof(FILLSTYLE)*s2.numfillstyles);
+ s2.linestyles = (LINESTYLE*)rfx_calloc(sizeof(LINESTYLE)*s2.numlinestyles);
+
+ line = s2.lines;
+ while(line) {
+ if(line->fillstyle0 > s2.numfillstyles) line->fillstyle0 = 0;
+ if(line->fillstyle1 > s2.numfillstyles) line->fillstyle1 = 0;
+ if(line->linestyle > s2.numlinestyles) line->linestyle = 0;
+ line = line->next;
+ }
+
+ swf_Shape2ToShape(&s2,&s);
+
+ free_lines(s2.lines);
+ free(s2.fillstyles);
+ free(s2.linestyles);
+ free(s.fillstyle.data);
+ free(s.linestyle.data);
+ *destdata = s.data;
+ *destbitlen = s.bitlen;
+}
+