X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;ds=sidebyside;f=backend%2Fdvi%2Fdvi-document.c;h=a4a3dc6d92b7a9fd4a437d4c4e908ad5d7fbec86;hb=a90e38bd4aab8013c402e55753275f5b3408e103;hp=c85e4f5a70d712953e5f782f7f4e490106929e3d;hpb=1fcca0b8041de0d6074d7e17fba174da36c65f99;p=evince.git diff --git a/backend/dvi/dvi-document.c b/backend/dvi/dvi-document.c index c85e4f5a..a4a3dc6d 100644 --- a/backend/dvi/dvi-document.c +++ b/backend/dvi/dvi-document.c @@ -14,20 +14,32 @@ * * 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 "config.h" + #include "dvi-document.h" +#include "texmfcnf.h" #include "ev-document-thumbnails.h" #include "ev-document-misc.h" #include "ev-file-exporter.h" +#include "ev-file-helpers.h" #include "mdvi.h" #include "fonts.h" +#include "color.h" #include "cairo-device.h" -#include -#include +#include +#include +#ifdef G_OS_WIN32 +# define WIFEXITED(x) ((x) != 3) +# define WEXITSTATUS(x) (x) +#else +# include +#endif +#include GMutex *dvi_context_mutex = NULL; @@ -38,12 +50,12 @@ enum { struct _DviDocumentClass { - GObjectClass parent_class; + EvDocumentClass parent_class; }; struct _DviDocument { - GObject parent_instance; + EvDocument parent_instance; DviContext *context; DviPageSpec *spec; @@ -62,23 +74,16 @@ struct _DviDocument typedef struct _DviDocumentClass DviDocumentClass; -static void dvi_document_document_iface_init (EvDocumentIface *iface); -static void dvi_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface); -static void dvi_document_file_exporter_iface_init (EvFileExporterIface *iface); -static void dvi_document_get_page_size (EvDocument *document, - int page, - double *width, - double *height); -static void dvi_document_do_color_special (DviContext *dvi, - const char *prefix, - const char *arg); - -G_DEFINE_TYPE_WITH_CODE - (DviDocument, dvi_document, G_TYPE_OBJECT, - { - G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT, dvi_document_document_iface_init); - G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS, dvi_document_document_thumbnails_iface_init); - G_IMPLEMENT_INTERFACE (EV_TYPE_FILE_EXPORTER, dvi_document_file_exporter_iface_init); +static void dvi_document_document_thumbnails_iface_init (EvDocumentThumbnailsInterface *iface); +static void dvi_document_file_exporter_iface_init (EvFileExporterInterface *iface); +static void dvi_document_do_color_special (DviContext *dvi, + const char *prefix, + const char *arg); + +EV_BACKEND_REGISTER_WITH_CODE (DviDocument, dvi_document, + { + EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS, dvi_document_document_thumbnails_iface_init); + EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_FILE_EXPORTER, dvi_document_file_exporter_iface_init); }); static gboolean @@ -90,27 +95,22 @@ dvi_document_load (EvDocument *document, DviDocument *dvi_document = DVI_DOCUMENT(document); filename = g_filename_from_uri (uri, NULL, error); - - if (!filename) { - g_set_error (error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("File not available")); + if (!filename) return FALSE; - } g_mutex_lock (dvi_context_mutex); if (dvi_document->context) mdvi_destroy_context (dvi_document->context); - + dvi_document->context = mdvi_init_context(dvi_document->params, dvi_document->spec, filename); g_mutex_unlock (dvi_context_mutex); + g_free (filename); if (!dvi_document->context) { - g_set_error (error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("DVI document has incorrect format")); + g_set_error_literal (error, + EV_DOCUMENT_ERROR, + EV_DOCUMENT_ERROR_INVALID, + _("DVI document has incorrect format")); return FALSE; } @@ -150,7 +150,7 @@ dvi_document_get_n_pages (EvDocument *document) static void dvi_document_get_page_size (EvDocument *document, - int page, + EvPage *page, double *width, double *height) { @@ -177,7 +177,7 @@ dvi_document_render (EvDocument *document, */ g_mutex_lock (dvi_context_mutex); - mdvi_setpage (dvi_document->context, rc->page); + mdvi_setpage (dvi_document->context, rc->page->index); mdvi_set_shrink (dvi_document->context, (int)((dvi_document->params->hshrink - 1) / rc->scale) + 1, @@ -235,54 +235,43 @@ dvi_document_finalize (GObject *object) G_OBJECT_CLASS (dvi_document_parent_class)->finalize (object); } +static gboolean +dvi_document_support_synctex (EvDocument *document) +{ + return TRUE; +} static void dvi_document_class_init (DviDocumentClass *klass) { - GObjectClass *gobject_class = G_OBJECT_CLASS (klass); + GObjectClass *gobject_class = G_OBJECT_CLASS (klass); + EvDocumentClass *ev_document_class = EV_DOCUMENT_CLASS (klass); + gchar *texmfcnf; gobject_class->finalize = dvi_document_finalize; - mdvi_init_kpathsea ("evince", MDVI_MFMODE, MDVI_FALLBACK_FONT, MDVI_DPI); + texmfcnf = get_texmfcnf(); + mdvi_init_kpathsea ("evince", MDVI_MFMODE, MDVI_FALLBACK_FONT, MDVI_DPI, texmfcnf); + g_free(texmfcnf); + mdvi_register_special ("Color", "color", NULL, dvi_document_do_color_special, 1); mdvi_register_fonts (); dvi_context_mutex = g_mutex_new (); -} - -static gboolean -dvi_document_can_get_text (EvDocument *document) -{ - return FALSE; -} - -static EvDocumentInfo * -dvi_document_get_info (EvDocument *document) -{ - EvDocumentInfo *info; - - info = g_new0 (EvDocumentInfo, 1); - return info; -} - -static void -dvi_document_document_iface_init (EvDocumentIface *iface) -{ - iface->load = dvi_document_load; - iface->save = dvi_document_save; - iface->can_get_text = dvi_document_can_get_text; - iface->get_n_pages = dvi_document_get_n_pages; - iface->get_page_size = dvi_document_get_page_size; - iface->render = dvi_document_render; - iface->get_info = dvi_document_get_info; + ev_document_class->load = dvi_document_load; + ev_document_class->save = dvi_document_save; + ev_document_class->get_n_pages = dvi_document_get_n_pages; + ev_document_class->get_page_size = dvi_document_get_page_size; + ev_document_class->render = dvi_document_render; + ev_document_class->support_synctex = dvi_document_support_synctex; } static void dvi_document_thumbnails_get_dimensions (EvDocumentThumbnails *document, EvRenderContext *rc, - gint *width, - gint *height) + gint *width, + gint *height) { DviDocument *dvi_document = DVI_DOCUMENT (document); gdouble page_width = dvi_document->base_width; @@ -314,7 +303,7 @@ dvi_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document, g_mutex_lock (dvi_context_mutex); - mdvi_setpage (dvi_document->context, rc->page); + mdvi_setpage (dvi_document->context, rc->page->index); mdvi_set_shrink (dvi_document->context, (int)dvi_document->base_width * dvi_document->params->hshrink / thumb_width, @@ -355,35 +344,22 @@ dvi_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document, } static void -dvi_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface) +dvi_document_document_thumbnails_iface_init (EvDocumentThumbnailsInterface *iface) { iface->get_thumbnail = dvi_document_thumbnails_get_thumbnail; iface->get_dimensions = dvi_document_thumbnails_get_dimensions; } /* EvFileExporterIface */ -static gboolean -dvi_document_file_exporter_format_supported (EvFileExporter *exporter, - EvFileExporterFormat format) -{ - return (format == EV_FILE_FORMAT_PDF); /* only exporting to PDF is implemented. */ -} - static void -dvi_document_file_exporter_begin (EvFileExporter *exporter, - EvFileExporterFormat format, - const char *filename, /* for storing the temp pdf file */ - int first_page, - int last_page, - double width, - double height, - gboolean duplex) +dvi_document_file_exporter_begin (EvFileExporter *exporter, + EvFileExporterContext *fc) { DviDocument *dvi_document = DVI_DOCUMENT(exporter); if (dvi_document->exporter_filename) g_free (dvi_document->exporter_filename); - dvi_document->exporter_filename = g_strdup(filename); + dvi_document->exporter_filename = g_strdup (fc->filename); if (dvi_document->exporter_opts) { g_string_free (dvi_document->exporter_opts, TRUE); @@ -392,11 +368,12 @@ dvi_document_file_exporter_begin (EvFileExporter *exporter, } static void -dvi_document_file_exporter_do_page (EvFileExporter *exporter, EvRenderContext *rc) +dvi_document_file_exporter_do_page (EvFileExporter *exporter, + EvRenderContext *rc) { DviDocument *dvi_document = DVI_DOCUMENT(exporter); - g_string_append_printf(dvi_document->exporter_opts, "%d,", (rc->page)+1); + g_string_append_printf (dvi_document->exporter_opts, "%d,", (rc->page->index) + 1); } static void @@ -409,7 +386,7 @@ dvi_document_file_exporter_end (EvFileExporter *exporter) DviDocument *dvi_document = DVI_DOCUMENT(exporter); - command_line = g_strdup_printf ("dvipdfm %s -o %s %s", /* dvipdfm -s 1,2,.., -o exporter_filename dvi_filename */ + command_line = g_strdup_printf ("dvipdfm %s -o %s \"%s\"", /* dvipdfm -s 1,2,.., -o exporter_filename dvi_filename */ dvi_document->exporter_opts->str, dvi_document->exporter_filename, dvi_document->context->filename); @@ -420,31 +397,41 @@ dvi_document_file_exporter_end (EvFileExporter *exporter) &exit_stat, &err); - g_free(command_line); + g_free (command_line); if (success == FALSE) { - g_warning (_("Error: %s"), err->message); - } else if (exit_stat != 0) { - g_warning (_("Error: dvipdfm exited with non-zero status.")); + g_warning ("Error: %s", err->message); + } else if (!WIFEXITED(exit_stat) || WEXITSTATUS(exit_stat) != EXIT_SUCCESS){ + g_warning ("Error: dvipdfm does not end normally or exit with a failure status."); } if (err) - g_error_free(err); + g_error_free (err); +} + +static EvFileExporterCapabilities +dvi_document_file_exporter_get_capabilities (EvFileExporter *exporter) +{ + return EV_FILE_EXPORTER_CAN_PAGE_SET | + EV_FILE_EXPORTER_CAN_COPIES | + EV_FILE_EXPORTER_CAN_COLLATE | + EV_FILE_EXPORTER_CAN_REVERSE | + EV_FILE_EXPORTER_CAN_GENERATE_PDF; } static void -dvi_document_file_exporter_iface_init (EvFileExporterIface *iface) +dvi_document_file_exporter_iface_init (EvFileExporterInterface *iface) { - iface->format_supported = dvi_document_file_exporter_format_supported; iface->begin = dvi_document_file_exporter_begin; iface->do_page = dvi_document_file_exporter_do_page; iface->end = dvi_document_file_exporter_end; + iface->get_capabilities = dvi_document_file_exporter_get_capabilities; } #define RGB2ULONG(r,g,b) ((0xFF<<24)|(r<<16)|(g<<8)|(b)) static gboolean -hsb2rgb (float h, float s, float v, char *red, char *green, char *blue) +hsb2rgb (float h, float s, float v, guchar *red, guchar *green, guchar *blue) { float i, f, p, q, t, r, g, b; @@ -488,9 +475,9 @@ hsb2rgb (float h, float s, float v, char *red, char *green, char *blue) b = q; } - (*red) = (char)floor(r * 255); - (*green) = (char)floor(g * 255); - (*blue) = (char)floor(b * 255); + *red = (guchar)floor(r * 255.0); + *green = (guchar)floor(g * 255.0); + *blue = (guchar)floor(b * 255.0); return TRUE; }