+++ /dev/null
-/*
- * Copyright (C) 20018 - The Geeqie Team
- *
- * Author: Colin Clark
- *
- * This program 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; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include "main.h"
-
-#include "image-load.h"
-#include "image_load_pdf.h"
-
-#ifdef HAVE_PDF
-#include <poppler/glib/poppler.h>
-
-typedef struct _ImageLoaderPDF ImageLoaderPDF;
-struct _ImageLoaderPDF {
- ImageLoaderBackendCbAreaUpdated area_updated_cb;
- ImageLoaderBackendCbSize size_cb;
- ImageLoaderBackendCbAreaPrepared area_prepared_cb;
- gpointer data;
- GdkPixbuf *pixbuf;
- guint requested_width;
- guint requested_height;
- gboolean abort;
- gint page_num;
- gint page_total;
-};
-
-static gboolean image_loader_pdf_load(gpointer loader, const guchar *buf, gsize count, GError **UNUSED(error))
-{
- ImageLoaderPDF *ld = (ImageLoaderPDF *) loader;
- GError *poppler_error = NULL;
- PopplerPage *page;
- PopplerDocument *document;
- gdouble width, height;
- cairo_surface_t *surface;
- cairo_t *cr;
- gboolean ret = FALSE;
- gint page_total;
-
- document = poppler_document_new_from_data((gchar *)buf, count, NULL, &poppler_error);
-
- if (poppler_error)
- {
- log_printf("warning: pdf reader error: %s\n", poppler_error->message);
- g_error_free(poppler_error);
- }
- else
- {
- page_total = poppler_document_get_n_pages(document);
- if (page_total > 0)
- {
- ld->page_total = page_total;
- }
-
- page = poppler_document_get_page(document, ld->page_num);
- poppler_page_get_size(page, &width, &height);
-
- surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, width, height);
- cr = cairo_create(surface);
- poppler_page_render(page, cr);
-
- cairo_set_operator(cr, CAIRO_OPERATOR_DEST_OVER);
- cairo_set_source_rgb(cr, 1.0, 1.0, 1.0);
- cairo_paint(cr);
-
- ld->pixbuf = gdk_pixbuf_get_from_surface(surface, 0, 0, width, height);
- ld->area_updated_cb(loader, 0, 0, width, height, ld->data);
-
- cairo_destroy (cr);
- cairo_surface_destroy(surface);
- g_object_unref(page);
- ret = TRUE;
- }
-
- g_object_unref(document);
-
- return ret;
-}
-
-static gpointer image_loader_pdf_new(ImageLoaderBackendCbAreaUpdated area_updated_cb, ImageLoaderBackendCbSize size_cb, ImageLoaderBackendCbAreaPrepared area_prepared_cb, gpointer data)
-{
- ImageLoaderPDF *loader = g_new0(ImageLoaderPDF, 1);
- loader->area_updated_cb = area_updated_cb;
- loader->size_cb = size_cb;
- loader->area_prepared_cb = area_prepared_cb;
- loader->data = data;
- loader->page_num = 0;
- return (gpointer) loader;
-}
-
-static void image_loader_pdf_set_size(gpointer loader, int width, int height)
-{
- ImageLoaderPDF *ld = (ImageLoaderPDF *) loader;
- ld->requested_width = width;
- ld->requested_height = height;
-}
-
-static GdkPixbuf* image_loader_pdf_get_pixbuf(gpointer loader)
-{
- ImageLoaderPDF *ld = (ImageLoaderPDF *) loader;
- return ld->pixbuf;
-}
-
-static gchar* image_loader_pdf_get_format_name(gpointer UNUSED(loader))
-{
- return g_strdup("pdf");
-}
-
-static gchar** image_loader_pdf_get_format_mime_types(gpointer UNUSED(loader))
-{
- static gchar *mime[] = {"application/pdf", NULL};
- return g_strdupv(mime);
-}
-
-static void image_loader_pdf_set_page_num(gpointer loader, gint page_num)
-{
- ImageLoaderPDF *ld = (ImageLoaderPDF *) loader;
-
- ld->page_num = page_num;
-}
-
-static gint image_loader_pdf_get_page_total(gpointer loader)
-{
- ImageLoaderPDF *ld = (ImageLoaderPDF *) loader;
-
- return ld->page_total;
-}
-
-static gboolean image_loader_pdf_close(gpointer UNUSED(loader), GError **UNUSED(error))
-{
- return TRUE;
-}
-
-static void image_loader_pdf_abort(gpointer loader)
-{
- ImageLoaderPDF *ld = (ImageLoaderPDF *) loader;
- ld->abort = TRUE;
-}
-
-static void image_loader_pdf_free(gpointer loader)
-{
- ImageLoaderPDF *ld = (ImageLoaderPDF *) loader;
- if (ld->pixbuf) g_object_unref(ld->pixbuf);
- g_free(ld);
-}
-
-void image_loader_backend_set_pdf(ImageLoaderBackend *funcs)
-{
- funcs->loader_new = image_loader_pdf_new;
- funcs->set_size = image_loader_pdf_set_size;
- funcs->load = image_loader_pdf_load;
- funcs->write = NULL;
- funcs->get_pixbuf = image_loader_pdf_get_pixbuf;
- funcs->close = image_loader_pdf_close;
- funcs->abort = image_loader_pdf_abort;
- funcs->free = image_loader_pdf_free;
- funcs->get_format_name = image_loader_pdf_get_format_name;
- funcs->get_format_mime_types = image_loader_pdf_get_format_mime_types;
- funcs->set_page_num = image_loader_pdf_set_page_num;
- funcs->get_page_total = image_loader_pdf_get_page_total;
-}
-
-#endif
-/* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */