Esempio n. 1
0
static void
write_variable_text(fz_context *ctx, pdf_annot *annot, fz_buffer *buf, pdf_obj **res,
	const char *text, const char *fontname, float size, float color[3], int q,
	float w, float h, float padding, float baseline, float lineheight,
	int multiline, int comb, int adjust_baseline)
{
	pdf_obj *res_font;
	fz_font *font;

	w -= padding * 2;
	h -= padding * 2;

	font = fz_new_base14_font(ctx, full_font_name(&fontname));
	fz_try(ctx)
	{
		if (size == 0)
		{
			if (multiline)
				size = 12;
			else
			{
				size = w / measure_simple_string(ctx, font, text);
				if (size > h)
					size = h;
			}
		}

		lineheight = size * lineheight;
		baseline = size * baseline;

		if (adjust_baseline)
		{
			/* Make sure baseline is inside rectangle */
			if (baseline + 0.2f * size > h)
				baseline = h - 0.2f * size;
		}

		/* /Resources << /Font << /Helv %d 0 R >> >> */
		*res = pdf_new_dict(ctx, annot->page->doc, 1);
		res_font = pdf_dict_put_dict(ctx, *res, PDF_NAME(Font), 1);
		pdf_dict_puts_drop(ctx, res_font, fontname, pdf_add_simple_font(ctx, annot->page->doc, font, 0));

		fz_append_string(ctx, buf, "BT\n");
		fz_append_printf(ctx, buf, "%g %g %g rg\n", color[0], color[1], color[2]);
		fz_append_printf(ctx, buf, "/%s %g Tf\n", fontname, size);
		if (multiline)
		{
			fz_append_printf(ctx, buf, "%g TL\n", lineheight);
			fz_append_printf(ctx, buf, "%g %g Td\n", padding, padding+h-baseline+lineheight);
			write_simple_string_with_quadding(ctx, buf, font, size, text, w, q);
		}
		else if (comb > 0)
		{
			float ty = (h - size) / 2;
			fz_append_printf(ctx, buf, "%g %g Td\n", padding, padding+h-baseline-ty);
			write_comb_string(ctx, buf, text, text + strlen(text), font, (w * 1000 / size) / comb);
		}
		else
		{
			float tx = 0, ty = (h - size) / 2;
			if (q > 0)
			{
				float tw = measure_simple_string(ctx, font, text) * size;
				if (q == 1)
					tx = (w - tw) / 2;
				else
					tx = (w - tw);
			}
			fz_append_printf(ctx, buf, "%g %g Td\n", padding+tx, padding+h-baseline-ty);
			write_simple_string(ctx, buf, text, text + strlen(text));
			fz_append_printf(ctx, buf, " Tj\n");
		}
		fz_append_string(ctx, buf, "ET\n");
	}
	fz_always(ctx)
		fz_drop_font(ctx, font);
	fz_catch(ctx)
		fz_rethrow(ctx);
}
Esempio n. 2
0
int pdfportfolio_main(int argc, char **argv)
{
	char *password = "";
	char *outfile = NULL;
	char *outopts = "compress";
	char *infile;
	int exit_code = 0;
	int do_save = 0;
	int has_old_file = 0;
	int c;

	while ((c = fz_getopt(argc, argv, "p:o:O:")) != -1)
	{
		switch (c)
		{
		case 'p': password = fz_optarg; break;
		case 'o': outfile = fz_optarg; break;
		case 'O': outopts = fz_optarg; break;
		default: usage(); break;
		}
	}

	if (fz_optind == argc)
		usage();

	infile = argv[fz_optind++];
	if (!outfile)
		outfile = infile;

	ctx = fz_new_context(NULL, NULL, FZ_STORE_UNLIMITED);
	if (!ctx)
	{
		fprintf(stderr, "cannot initialise context\n");
		exit(1);
	}

	if (fz_file_exists(ctx, infile))
	{
		doc = pdf_open_document(ctx, infile);
		if (pdf_needs_password(ctx, doc))
			if (!pdf_authenticate_password(ctx, doc, password))
				fz_throw(ctx, FZ_ERROR_GENERIC, "cannot authenticate password: %s", infile);
		has_old_file = 1;
	}
	else
	{
		doc = pdf_create_document(ctx);

		/* add a blank page */
		{
			const char *template = "BT /Tm 16 Tf 50 434 TD (This is a portfolio document.) Tj ET\n";
			const unsigned char *data;
			int size;
			fz_font *font;
			pdf_obj *font_obj, *page_obj;
			pdf_obj *resources;
			fz_buffer *contents;
			fz_rect mediabox = { 0, 0, 400, 500 };

			data = fz_lookup_base14_font(ctx, "Times-Roman", &size);
			font = fz_new_font_from_memory(ctx, "Times-Roman", data, size, 0, 0);
			font_obj = pdf_add_simple_font(ctx, doc, font, PDF_SIMPLE_ENCODING_LATIN);
			fz_drop_font(ctx, font);

			resources = pdf_add_new_dict(ctx, doc, 1);
			pdf_dict_putp_drop(ctx, resources, "Font/Tm", font_obj);

			contents = fz_new_buffer_from_shared_data(ctx, (const unsigned char *)template, strlen(template));
Esempio n. 3
0
static void
pdf_write_stamp_appearance(fz_context *ctx, pdf_annot *annot, fz_buffer *buf, fz_rect *rect, fz_rect *bbox, pdf_obj **res)
{
	fz_font *font;
	pdf_obj *res_font;
	pdf_obj *name;
	float w, h, xs, ys;
	fz_matrix rotate;

	name = pdf_dict_get(ctx, annot->obj, PDF_NAME(Name));
	if (!name)
		name = PDF_NAME(Draft);

	h = rect->y1 - rect->y0;
	w = rect->x1 - rect->x0;
	xs = w / 190;
	ys = h / 50;

	font = fz_new_base14_font(ctx, "Times-Bold");
	fz_try(ctx)
	{
		/* /Resources << /Font << /Times %d 0 R >> >> */
		*res = pdf_new_dict(ctx, annot->page->doc, 1);
		res_font = pdf_dict_put_dict(ctx, *res, PDF_NAME(Font), 1);
		pdf_dict_put_drop(ctx, res_font, PDF_NAME(Times), pdf_add_simple_font(ctx, annot->page->doc, font, 0));

		pdf_write_fill_color_appearance(ctx, annot, buf);
		pdf_write_stroke_color_appearance(ctx, annot, buf);
		rotate = fz_rotate(0.6f);
		fz_append_printf(ctx, buf, "%M cm\n", &rotate);
		fz_append_string(ctx, buf, "2 w\n2 2 186 44 re\nS\n");

		if (name == PDF_NAME(Approved))
			write_stamp(ctx, buf, font, "APPROVED", 13, 30);
		else if (name == PDF_NAME(AsIs))
			write_stamp(ctx, buf, font, "AS IS", 13, 30);
		else if (name == PDF_NAME(Confidential))
			write_stamp(ctx, buf, font, "CONFIDENTIAL", 17, 20);
		else if (name == PDF_NAME(Departmental))
			write_stamp(ctx, buf, font, "DEPARTMENTAL", 17, 20);
		else if (name == PDF_NAME(Experimental))
			write_stamp(ctx, buf, font, "EXPERIMENTAL", 17, 20);
		else if (name == PDF_NAME(Expired))
			write_stamp(ctx, buf, font, "EXPIRED", 13, 30);
		else if (name == PDF_NAME(Final))
			write_stamp(ctx, buf, font, "FINAL", 13, 30);
		else if (name == PDF_NAME(ForComment))
			write_stamp(ctx, buf, font, "FOR COMMENT", 17, 20);
		else if (name == PDF_NAME(ForPublicRelease))
		{
			write_stamp(ctx, buf, font, "FOR PUBLIC", 26, 18);
			write_stamp(ctx, buf, font, "RELEASE", 8.5f, 18);
		}
		else if (name == PDF_NAME(NotApproved))
			write_stamp(ctx, buf, font, "NOT APPROVED", 17, 20);
		else if (name == PDF_NAME(NotForPublicRelease))
		{
			write_stamp(ctx, buf, font, "NOT FOR", 26, 18);
			write_stamp(ctx, buf, font, "PUBLIC RELEASE", 8.5, 18);
		}
		else if (name == PDF_NAME(Sold))
			write_stamp(ctx, buf, font, "SOLD", 13, 30);
		else if (name == PDF_NAME(TopSecret))
			write_stamp(ctx, buf, font, "TOP SECRET", 14, 26);
		else if (name == PDF_NAME(Draft))
			write_stamp(ctx, buf, font, "DRAFT", 13, 30);
		else
			write_stamp(ctx, buf, font, pdf_to_name(ctx, name), 17, 20);
	}
	fz_always(ctx)
		fz_drop_font(ctx, font);
	fz_catch(ctx)
		fz_rethrow(ctx);

	*bbox = fz_make_rect(0, 0, 190, 50);
	if (xs > ys)
	{
		float xc = (rect->x1+rect->x0) / 2;
		rect->x0 = xc - 95 * ys;
		rect->x1 = xc + 95 * ys;
	}
	else
	{
		float yc = (rect->y1+rect->y0) / 2;
		rect->y0 = yc - 25 * xs;
		rect->y1 = yc + 25 * xs;
	}
}