X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=backend%2Fev-document.c;h=a800866f8b087d14f456c2aa2885462b86bc63d7;hb=1ba681aa9eb43a60f0a01c1939e70f9f6de755c7;hp=6238ac54b93d01f6e8d0b0c31adfb303f5ca3150;hpb=1c0d19bd22598eca159c3febdcdaf4168891cb8f;p=evince.git diff --git a/backend/ev-document.c b/backend/ev-document.c index 6238ac54..a800866f 100644 --- a/backend/ev-document.c +++ b/backend/ev-document.c @@ -23,21 +23,12 @@ #include "ev-document.h" #include "ev-backend-marshalers.h" -#include "ev-job-queue.h" static void ev_document_class_init (gpointer g_class); -enum -{ - PAGE_CHANGED, - SCALE_CHANGED, - LAST_SIGNAL -}; -static guint signals[LAST_SIGNAL] = { 0 }; GMutex *ev_doc_mutex = NULL; - #define LOG(x) GType ev_document_get_type (void) @@ -75,50 +66,6 @@ ev_document_error_quark (void) static void ev_document_class_init (gpointer g_class) { - signals[PAGE_CHANGED] = - g_signal_new ("page_changed", - EV_TYPE_DOCUMENT, - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EvDocumentIface, page_changed), - NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, - 0); - - signals[SCALE_CHANGED] = - g_signal_new ("scale_changed", - EV_TYPE_DOCUMENT, - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EvDocumentIface, scale_changed), - NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, - 0); - - g_object_interface_install_property (g_class, - g_param_spec_string ("title", - "Document Title", - "The title of the document", - NULL, - G_PARAM_READABLE)); -} - -#define PAGE_CACHE_STRING "ev-page-cache" - -EvPageCache * -ev_document_get_page_cache (EvDocument *document) -{ - EvPageCache *page_cache; - - g_return_val_if_fail (EV_IS_DOCUMENT (document), NULL); - - page_cache = g_object_get_data (G_OBJECT (document), PAGE_CACHE_STRING); - if (page_cache == NULL) { - page_cache = _ev_page_cache_new (document); - g_object_set_data_full (G_OBJECT (document), PAGE_CACHE_STRING, page_cache, g_object_unref); - } - - return page_cache; } GMutex * @@ -130,6 +77,19 @@ ev_document_get_doc_mutex (void) return ev_doc_mutex; } +void +ev_document_doc_mutex_lock (void) +{ + g_mutex_lock (ev_document_get_doc_mutex ()); +} + +void +ev_document_doc_mutex_unlock (void) +{ + g_mutex_unlock (ev_document_get_doc_mutex ()); +} + + gboolean ev_document_load (EvDocument *document, @@ -140,8 +100,7 @@ ev_document_load (EvDocument *document, gboolean retval; LOG ("ev_document_load"); retval = iface->load (document, uri, error); - /* Call this to make the initial cached copy */ - ev_document_get_page_cache (document); + return retval; } @@ -159,17 +118,6 @@ ev_document_save (EvDocument *document, return retval; } -char * -ev_document_get_title (EvDocument *document) -{ - char *title; - - LOG ("ev_document_get_title"); - g_object_get (document, "title", &title, NULL); - - return title; -} - int ev_document_get_n_pages (EvDocument *document) { @@ -183,113 +131,80 @@ ev_document_get_n_pages (EvDocument *document) } void -ev_document_set_page (EvDocument *document, - int page) -{ - EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); - - LOG ("ev_document_set_page"); - iface->set_page (document, page); -} - -int -ev_document_get_page (EvDocument *document) +ev_document_get_page_size (EvDocument *document, + int page, + double *width, + double *height) { EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); - int retval; - LOG ("ev_document_get_page"); - retval = iface->get_page (document); - - return retval; + LOG ("ev_document_get_page_size"); + iface->get_page_size (document, page, width, height); } -void -ev_document_set_target (EvDocument *document, - GdkDrawable *target) +char * +ev_document_get_page_label(EvDocument *document, + int page) { EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); - LOG ("ev_document_set_target"); - iface->set_target (document, target); -} - -void -ev_document_set_scale (EvDocument *document, - double scale) -{ - EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); + LOG ("ev_document_get_page_label"); + if (iface->get_page_label == NULL) + return NULL; - LOG ("ev_document_set_scale"); - iface->set_scale (document, scale); + return iface->get_page_label (document, page); } -void -ev_document_set_page_offset (EvDocument *document, - int x, - int y) +gboolean +ev_document_can_get_text (EvDocument *document) { EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); - LOG ("ev_document_set_page_offset"); - iface->set_page_offset (document, x, y); + return iface->can_get_text (document); } -void -ev_document_get_page_size (EvDocument *document, - int page, - int *width, - int *height) +EvDocumentInfo * +ev_document_get_info (EvDocument *document) { EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); - LOG ("ev_document_get_page_size"); - iface->get_page_size (document, page, width, height); + return iface->get_info (document); } char * -ev_document_get_text (EvDocument *document, - GdkRectangle *rect) +ev_document_get_text (EvDocument *document, + int page, + EvRectangle *rect) { EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); char *retval; LOG ("ev_document_get_text"); - retval = iface->get_text (document, rect); + retval = iface->get_text (document, page, rect); return retval; } -EvLink * -ev_document_get_link (EvDocument *document, - int x, - int y) +GList * +ev_document_get_links (EvDocument *document, + int page) { EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); - EvLink *retval; + GList *retval; LOG ("ev_document_get_link"); - retval = iface->get_link (document, x, y); + if (iface->get_links == NULL) + return NULL; + retval = iface->get_links (document, page); return retval; } -void -ev_document_render (EvDocument *document, - int clip_x, - int clip_y, - int clip_width, - int clip_height) -{ - EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); - - LOG ("ev_document_render"); - iface->render (document, clip_x, clip_y, clip_width, clip_height); -} GdkPixbuf * -ev_document_render_pixbuf (EvDocument *document) +ev_document_render_pixbuf (EvDocument *document, + EvRenderContext *rc) { EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); GdkPixbuf *retval; @@ -297,20 +212,42 @@ ev_document_render_pixbuf (EvDocument *document) LOG ("ev_document_render_pixbuf"); g_assert (iface->render_pixbuf); - retval = iface->render_pixbuf (document); + retval = iface->render_pixbuf (document, rc); return retval; } - void -ev_document_page_changed (EvDocument *document) +ev_document_info_free (EvDocumentInfo *info) { - g_signal_emit (G_OBJECT (document), signals[PAGE_CHANGED], 0); + if (info == NULL) + return; + + g_free (info->title); + g_free (info->format); + g_free (info->author); + g_free (info->subject); + g_free (info->keywords); + g_free (info->security); + + g_free (info); } -void -ev_document_scale_changed (EvDocument *document) + +/* Compares two rects. returns 0 if they're equal */ +#define EPSILON 0.0000001 + +gint +ev_rect_cmp (EvRectangle *a, + EvRectangle *b) { - g_signal_emit (G_OBJECT (document), signals[SCALE_CHANGED], 0); + if (a == b) + return 0; + if (a == NULL || b == NULL) + return 1; + + return ! ((ABS (a->x1 - b->x1) < EPSILON) && + (ABS (a->y1 - b->y1) < EPSILON) && + (ABS (a->x2 - b->x2) < EPSILON) && + (ABS (a->y2 - b->y2) < EPSILON)); }