C++ (Cpp) pdf_droppattern Examples

Example #1

File: pdf_build.c Project: iroot/sopdf

fz_error *
pdf_setpattern(pdf_csi *csi, int what, pdf_pattern *pat, float *v)
{
	pdf_gstate *gs = csi->gstate + csi->gtop;
	fz_error *error;
	pdf_material *mat;

	error = pdf_flushtext(csi);
	if (error)
		return fz_rethrow(error, "cannot finish text node (state change)");

	mat = what == PDF_MFILL ? &gs->fill : &gs->stroke;

	if (mat->pattern)
		pdf_droppattern(mat->pattern);

	mat->kind = PDF_MPATTERN;
	if (pat)
		mat->pattern = pdf_keeppattern(pat);
	else
		mat->pattern = nil;

	if (v)
	{
		error = pdf_setcolor(csi, what, v);
		if (error)
			return fz_rethrow(error, "cannot set color");
	}

	return fz_okay;
}

Example #2

File: pdf_build.c Project: paradigm/paraPDF

static void
pdf_unsetpattern(pdf_csi *csi, int what)
{
	pdf_gstate *gs = csi->gstate + csi->gtop;
	pdf_material *mat;
	mat = what == PDF_MFILL ? &gs->fill : &gs->stroke;
	if (mat->kind == PDF_MPATTERN)
	{
		if (mat->pattern)
			pdf_droppattern(mat->pattern);
		mat->pattern = nil;
		mat->kind = PDF_MCOLOR;
	}
}

Example #3

File: pdf_store.c Project: AllenChow/vudroid

static void dropitem(pdf_itemkind kind, void *val)
{
	switch (kind)
	{
	case PDF_KCOLORSPACE: fz_dropcolorspace(val); break;
	case PDF_KFUNCTION: pdf_dropfunction(val); break;
	case PDF_KXOBJECT: pdf_dropxobject(val); break;
	case PDF_KIMAGE: fz_dropimage(val); break;
	case PDF_KPATTERN: pdf_droppattern(val); break;
	case PDF_KSHADE: fz_dropshade(val); break;
	case PDF_KCMAP: pdf_dropcmap(val); break;
	case PDF_KFONT: pdf_dropfont(val); break;
	}
}

Example #4

File: pdf_build.c Project: paradigm/paraPDF

void
pdf_setpattern(pdf_csi *csi, int what, pdf_pattern *pat, float *v)
{
	pdf_gstate *gs = csi->gstate + csi->gtop;
	pdf_material *mat;

	pdf_flushtext(csi);

	mat = what == PDF_MFILL ? &gs->fill : &gs->stroke;

	if (mat->pattern)
		pdf_droppattern(mat->pattern);

	mat->kind = PDF_MPATTERN;
	if (pat)
		mat->pattern = pdf_keeppattern(pat);
	else
		mat->pattern = nil;

	if (v)
		pdf_setcolor(csi, what, v);
}

Example #5

File: pdf_pattern.c Project: MaChao5/pdfviewer-win32

fz_error
pdf_loadpattern(pdf_pattern **patp, pdf_xref *xref, fz_obj *dict)
{
	fz_error error;
	pdf_pattern *pat;
	fz_obj *obj;

	if ((*patp = pdf_finditem(xref->store, pdf_droppattern, dict)))
	{
		pdf_keeppattern(*patp);
		return fz_okay;
	}

	pdf_logrsrc("load pattern (%d %d R) {\n", fz_tonum(dict), fz_togen(dict));

	pat = fz_malloc(sizeof(pdf_pattern));
	pat->refs = 1;
	pat->resources = nil;
	pat->contents = nil;

	/* Store pattern now, to avoid possible recursion if objects refer back to this one */
	pdf_storeitem(xref->store, pdf_keeppattern, pdf_droppattern, dict, pat);

	pat->ismask = fz_toint(fz_dictgets(dict, "PaintType")) == 2;
	pat->xstep = fz_toreal(fz_dictgets(dict, "XStep"));
	pat->ystep = fz_toreal(fz_dictgets(dict, "YStep"));

	pdf_logrsrc("mask %d\n", pat->ismask);
	pdf_logrsrc("xstep %g\n", pat->xstep);
	pdf_logrsrc("ystep %g\n", pat->ystep);

	obj = fz_dictgets(dict, "BBox");
	pat->bbox = pdf_torect(obj);

	pdf_logrsrc("bbox [%g %g %g %g]\n",
		pat->bbox.x0, pat->bbox.y0,
		pat->bbox.x1, pat->bbox.y1);

	obj = fz_dictgets(dict, "Matrix");
	if (obj)
		pat->matrix = pdf_tomatrix(obj);
	else
		pat->matrix = fz_identity;

	pdf_logrsrc("matrix [%g %g %g %g %g %g]\n",
		pat->matrix.a, pat->matrix.b,
		pat->matrix.c, pat->matrix.d,
		pat->matrix.e, pat->matrix.f);

	pat->resources = fz_dictgets(dict, "Resources");
	if (pat->resources)
		fz_keepobj(pat->resources);

	error = pdf_loadstream(&pat->contents, xref, fz_tonum(dict), fz_togen(dict));
	if (error)
	{
		pdf_removeitem(xref->store, pdf_droppattern, dict);
		pdf_droppattern(pat);
		return fz_rethrow(error, "cannot load pattern stream (%d %d R)", fz_tonum(dict), fz_togen(dict));
	}

	pdf_logrsrc("}\n");

	*patp = pat;
	return fz_okay;
}