X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=backend%2Fps%2Fev-spectre.c;h=23957cd6c2f83652a00e32a7e2cc94c0bf66af33;hb=d4139205b010ed06310d14284e63114e88ec6de2;hp=82e3ca61ba6969d7b9d4e3da39f9f8f8b86b121d;hpb=31e16bd8f386dc292e60489d4a17227804bdc2e6;p=evince.git diff --git a/backend/ps/ev-spectre.c b/backend/ps/ev-spectre.c index 82e3ca61..23957cd6 100644 --- a/backend/ps/ev-spectre.c +++ b/backend/ps/ev-spectre.c @@ -14,42 +14,38 @@ * * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #include -#include +#include +#include #include #include #include "ev-spectre.h" #include "ev-file-exporter.h" -#include "ev-document-thumbnails.h" #include "ev-document-misc.h" struct _PSDocument { - GObject object; + EvDocument object; SpectreDocument *doc; SpectreExporter *exporter; }; struct _PSDocumentClass { - GObjectClass parent_class; + EvDocumentClass parent_class; }; -static void ps_document_document_iface_init (EvDocumentIface *iface); -static void ps_document_file_exporter_iface_init (EvFileExporterIface *iface); -static void ps_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface); +static void ps_document_file_exporter_iface_init (EvFileExporterInterface *iface); EV_BACKEND_REGISTER_WITH_CODE (PSDocument, ps_document, { - G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS, - ps_document_document_thumbnails_iface_init); - G_IMPLEMENT_INTERFACE (EV_TYPE_FILE_EXPORTER, - ps_document_file_exporter_iface_init); + EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_FILE_EXPORTER, + ps_document_file_exporter_iface_init); }); /* PSDocument */ @@ -76,16 +72,6 @@ ps_document_dispose (GObject *object) G_OBJECT_CLASS (ps_document_parent_class)->dispose (object); } -static void -ps_document_class_init (PSDocumentClass *klass) -{ - GObjectClass *object_class; - - object_class = G_OBJECT_CLASS (klass); - - object_class->dispose = ps_document_dispose; -} - /* EvDocumentIface */ static gboolean ps_document_load (EvDocument *document, @@ -163,6 +149,22 @@ ps_document_get_n_pages (EvDocument *document) return spectre_document_get_n_pages (ps->doc); } +static EvPage * +ps_document_get_page (EvDocument *document, + gint index) +{ + PSDocument *ps = PS_DOCUMENT (document); + SpectrePage *ps_page; + EvPage *page; + + ps_page = spectre_document_get_page (ps->doc, index); + page = ev_page_new (index); + page->backend_page = (EvBackendPage)ps_page; + page->backend_destroy_func = (EvBackendPageDestroyFunc)spectre_page_free; + + return page; +} + static gint get_page_rotation (SpectrePage *page) { @@ -183,17 +185,17 @@ get_page_rotation (SpectrePage *page) static void ps_document_get_page_size (EvDocument *document, - int page, + EvPage *page, double *width, double *height) { - PSDocument *ps = PS_DOCUMENT (document); SpectrePage *ps_page; gdouble page_width, page_height; gint pwidth, pheight; gint rotate; - ps_page = spectre_document_get_page (ps->doc, page); + ps_page = (SpectrePage *)page->backend_page; + spectre_page_get_size (ps_page, &pwidth, &pheight); rotate = get_page_rotation (ps_page); @@ -205,8 +207,6 @@ ps_document_get_page_size (EvDocument *document, page_height = pheight; } - spectre_page_free (ps_page); - if (width) { *width = page_width; } @@ -218,17 +218,9 @@ ps_document_get_page_size (EvDocument *document, static char * ps_document_get_page_label (EvDocument *document, - int page) + EvPage *page) { - PSDocument *ps = PS_DOCUMENT (document); - SpectrePage *ps_page; - gchar *label; - - ps_page = spectre_document_get_page (ps->doc, page); - label = g_strdup (spectre_page_get_label (ps_page)); - spectre_page_free (ps_page); - - return label; + return g_strdup (spectre_page_get_label ((SpectrePage *)page->backend_page)); } static EvDocumentInfo * @@ -263,11 +255,20 @@ ps_document_get_info (EvDocument *document) return info; } +static gboolean +ps_document_get_backend_info (EvDocument *document, + EvDocumentBackendInfo *info) +{ + info->name = "libspectre"; + info->version = SPECTRE_VERSION_STRING; + + return TRUE; +} + static cairo_surface_t * ps_document_render (EvDocument *document, EvRenderContext *rc) { - PSDocument *ps = PS_DOCUMENT (document); SpectrePage *ps_page; SpectreRenderContext *src; gint width_points; @@ -280,7 +281,8 @@ ps_document_render (EvDocument *document, cairo_surface_t *surface; static const cairo_user_data_key_t key; - ps_page = spectre_document_get_page (ps->doc, rc->page); + ps_page = (SpectrePage *)rc->page->backend_page; + spectre_page_get_size (ps_page, &width_points, &height_points); width = (gint) ((width_points * rc->scale) + 0.5); @@ -288,26 +290,24 @@ ps_document_render (EvDocument *document, rotation = (rc->rotation + get_page_rotation (ps_page)) % 360; src = spectre_render_context_new (); - spectre_render_context_set_page_size (src, width, height); + spectre_render_context_set_scale (src, + (gdouble)width / width_points, + (gdouble)height / height_points); spectre_render_context_set_rotation (src, rotation); spectre_page_render (ps_page, src, &data, &stride); spectre_render_context_free (src); if (!data) { - spectre_page_free (ps_page); return NULL; } if (spectre_page_status (ps_page)) { - g_warning (spectre_status_to_string (spectre_page_status (ps_page))); + g_warning ("%s", spectre_status_to_string (spectre_page_status (ps_page))); g_free (data); - spectre_page_free (ps_page); return NULL; } - spectre_page_free (ps_page); - if (rotation == 90 || rotation == 270) { swidth = height; sheight = width; @@ -326,71 +326,24 @@ ps_document_render (EvDocument *document, } static void -ps_document_document_iface_init (EvDocumentIface *iface) -{ - iface->load = ps_document_load; - iface->save = ps_document_save; - iface->get_n_pages = ps_document_get_n_pages; - iface->get_page_size = ps_document_get_page_size; - iface->get_page_label = ps_document_get_page_label; - iface->get_info = ps_document_get_info; - iface->render = ps_document_render; -} - -/* EvDocumentThumbnailsIface */ -static GdkPixbuf * -ps_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails, - EvRenderContext *rc, - gboolean border) -{ - PSDocument *ps = PS_DOCUMENT (document_thumbnails); - cairo_surface_t *surface; - GdkPixbuf *pixbuf = NULL; - - surface = ps_document_render (EV_DOCUMENT (ps), rc); - pixbuf = ev_document_misc_pixbuf_from_surface (surface); - cairo_surface_destroy (surface); - - if (border) { - GdkPixbuf *border_pixbuf; - - border_pixbuf = ev_document_misc_get_thumbnail_frame (-1, -1, pixbuf); - g_object_unref (pixbuf); - pixbuf = border_pixbuf; - } - - return pixbuf; -} - -static void -ps_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails, - EvRenderContext *rc, - gint *width, - gint *height) +ps_document_class_init (PSDocumentClass *klass) { - PSDocument *ps = PS_DOCUMENT (document_thumbnails); - gdouble page_width, page_height; + GObjectClass *object_class = G_OBJECT_CLASS (klass); + EvDocumentClass *ev_document_class = EV_DOCUMENT_CLASS (klass); - ps_document_get_page_size (EV_DOCUMENT (ps), - rc->page, - &page_width, &page_height); + object_class->dispose = ps_document_dispose; - if (rc->rotation == 90 || rc->rotation == 270) { - *width = (gint) (page_height * rc->scale); - *height = (gint) (page_width * rc->scale); - } else { - *width = (gint) (page_width * rc->scale); - *height = (gint) (page_height * rc->scale); - } + ev_document_class->load = ps_document_load; + ev_document_class->save = ps_document_save; + ev_document_class->get_n_pages = ps_document_get_n_pages; + ev_document_class->get_page = ps_document_get_page; + ev_document_class->get_page_size = ps_document_get_page_size; + ev_document_class->get_page_label = ps_document_get_page_label; + ev_document_class->get_info = ps_document_get_info; + ev_document_class->get_backend_info = ps_document_get_backend_info; + ev_document_class->render = ps_document_render; } -static void -ps_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface) -{ - iface->get_thumbnail = ps_document_thumbnails_get_thumbnail; - iface->get_dimensions = ps_document_thumbnails_get_dimensions; -} - /* EvFileExporterIface */ static void ps_document_file_exporter_begin (EvFileExporter *exporter, @@ -425,7 +378,7 @@ ps_document_file_exporter_do_page (EvFileExporter *exporter, { PSDocument *ps = PS_DOCUMENT (exporter); - spectre_exporter_do_page (ps->exporter, rc->page); + spectre_exporter_do_page (ps->exporter, rc->page->index); } static void @@ -448,7 +401,7 @@ ps_document_file_exporter_get_capabilities (EvFileExporter *exporter) } static void -ps_document_file_exporter_iface_init (EvFileExporterIface *iface) +ps_document_file_exporter_iface_init (EvFileExporterInterface *iface) { iface->begin = ps_document_file_exporter_begin; iface->do_page = ps_document_file_exporter_do_page;