C++ (Cpp) fz_new_page Examples

Example #1

File: mucbz.c Project: Leadrive/mupdf-converter

static cbz_page *
cbz_load_page(fz_context *ctx, cbz_document *doc, int number)
{
	unsigned char *data = NULL;
	cbz_page *page = NULL;
	fz_buffer *buf;

	if (number < 0 || number >= doc->page_count)
		return NULL;

	fz_var(data);
	fz_var(page);

	buf = fz_read_archive_entry(ctx, doc->zip, doc->page[number]);
	fz_try(ctx)
	{
		page = fz_new_page(ctx, sizeof *page);
		page->super.bound_page = (fz_page_bound_page_fn *)cbz_bound_page;
		page->super.run_page_contents = (fz_page_run_page_contents_fn *)cbz_run_page;
		page->super.drop_page_imp = (fz_page_drop_page_imp_fn *)cbz_drop_page_imp;
		page->image = fz_new_image_from_buffer(ctx, buf);
	}
	fz_always(ctx)
	{
		fz_drop_buffer(ctx, buf);
	}
	fz_catch(ctx)
	{
		fz_free(ctx, data);
		cbz_drop_page_imp(ctx, page);
		fz_rethrow(ctx);
	}

	return page;
}

Example #2

File: html-doc.c Project: jogu/mupdf

static fz_page *
htdoc_load_page(fz_context *ctx, fz_document *doc_, int number)
{
	html_document *doc = (html_document*)doc_;
	html_page *page = fz_new_page(ctx, sizeof *page);
	page->super.bound_page = htdoc_bound_page;
	page->super.run_page_contents = htdoc_run_page;
	page->super.drop_page_imp = htdoc_drop_page_imp;
	page->doc = doc;
	page->number = number;
	return (fz_page*)page;
}

Example #3

File: epub-doc.c Project: jogu/mupdf

static fz_page *
epub_load_page(fz_context *ctx, fz_document *doc_, int number)
{
	epub_document *doc = (epub_document*)doc_;
	epub_page *page = fz_new_page(ctx, sizeof *page);
	page->super.bound_page = epub_bound_page;
	page->super.run_page_contents = epub_run_page;
	page->super.drop_page_imp = epub_drop_page_imp;
	page->doc = doc;
	page->number = number;
	return (fz_page*)page;
}

Example #4

File: svg-doc.c Project: ArtifexSoftware/mupdf

static fz_page *
svg_load_page(fz_context *ctx, fz_document *doc_, int number)
{
	svg_document *doc = (svg_document*)doc_;
	svg_page *page;

	if (number != 0)
		return NULL;

	page = fz_new_page(ctx, sizeof *page);
	page->super.bound_page = svg_bound_page;
	page->super.run_page_contents = svg_run_page;
	page->super.drop_page = svg_drop_page;
	page->doc = doc;

	return (fz_page*)page;
}

Example #5

File: muimg.c Project: murphy221/nPDF

static img_page *
img_load_page(fz_context *ctx, img_document *doc, int number)
{
	img_page *page;

	if (number != 0)
		return NULL;

	page = fz_new_page(ctx, sizeof *page);

	page->super.bound_page = (fz_page_bound_page_fn *)img_bound_page;
	page->super.run_page_contents = (fz_page_run_page_contents_fn *)img_run_page;
	page->super.drop_page_imp = (fz_page_drop_page_imp_fn *)img_drop_page_imp;

	page->image = fz_keep_image(ctx, doc->image);

	return page;
}

Example #6

File: mutiff.c Project: ArtifexSoftware/mupdf

static tiff_page *
tiff_load_page(fz_context *ctx, tiff_document *doc, int number)
{
	fz_pixmap *pixmap = NULL;
	fz_image *image = NULL;
	tiff_page *page = NULL;

	if (number < 0 || number >= doc->page_count)
		return NULL;

	fz_var(pixmap);
	fz_var(image);
	fz_var(page);

	fz_try(ctx)
	{
		size_t len;
		unsigned char *data;
		len = fz_buffer_storage(ctx, doc->buffer, &data);
		pixmap = fz_load_tiff_subimage(ctx, data, len, number);
		image = fz_new_image_from_pixmap(ctx, pixmap, NULL);

		page = fz_new_page(ctx, sizeof *page);
		page->super.bound_page = (fz_page_bound_page_fn *)tiff_bound_page;
		page->super.run_page_contents = (fz_page_run_page_contents_fn *)tiff_run_page;
		page->super.drop_page = (fz_page_drop_page_fn *)tiff_drop_page;
		page->image = fz_keep_image(ctx, image);
	}
	fz_always(ctx)
	{
		fz_drop_image(ctx, image);
		fz_drop_pixmap(ctx, pixmap);
	}
	fz_catch(ctx)
	{
		fz_free(ctx, page);
		fz_rethrow(ctx);
	}

	return page;
}

Example #7

File: xps-doc.c Project: krytikul/nPDF

xps_page *
xps_load_page(fz_context *ctx, xps_document *doc, int number)
{
	xps_page *page = NULL;
	xps_fixpage *fix;
	fz_xml *root;
	int n = 0;

	fz_var(page);

	for (fix = doc->first_page; fix; fix = fix->next)
	{
		if (n == number)
		{
			root = xps_load_fixed_page(ctx, doc, fix);
			fz_try(ctx)
			{
				page = fz_new_page(ctx, sizeof *page);
				page->super.load_links = (fz_page_load_links_fn *)xps_load_links;
				page->super.bound_page = (fz_page_bound_page_fn *)xps_bound_page;
				page->super.run_page_contents = (fz_page_run_page_contents_fn *)xps_run_page;
				page->super.drop_page_imp = (fz_page_drop_page_imp_fn *)xps_drop_page_imp;

				page->doc = (xps_document*) fz_keep_document(ctx, &doc->super);
				page->fix = fix;
				page->root = root;
			}
			fz_catch(ctx)
			{
				fz_drop_xml(ctx, root);
				fz_rethrow(ctx);
			}
			return page;
		}
		n ++;
	}