mirror of
https://git.pwmt.org/pwmt/zathura.git
synced 2024-11-10 23:03:48 +01:00
1345 lines
39 KiB
C
1345 lines
39 KiB
C
/* See LICENSE file for license and copyright information */
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#define _BSD_SOURCE
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#define _XOPEN_SOURCE 700
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#include <errno.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <math.h>
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#include <girara/datastructures.h>
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#include <girara/utils.h>
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#include <girara/session.h>
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#include <girara/statusbar.h>
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#include <girara/settings.h>
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#include <glib/gstdio.h>
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#include <glib/gi18n.h>
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#include "bookmarks.h"
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#include "callbacks.h"
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#include "config.h"
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#ifdef WITH_SQLITE
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#include "database-sqlite.h"
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#endif
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#include "database-plain.h"
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#include "document.h"
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#include "shortcuts.h"
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#include "zathura.h"
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#include "utils.h"
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#include "marks.h"
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#include "render.h"
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#include "page.h"
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#include "page-widget.h"
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#include "plugin.h"
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#include "adjustment.h"
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typedef struct zathura_document_info_s {
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zathura_t* zathura;
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const char* path;
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const char* password;
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int page_number;
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} zathura_document_info_t;
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typedef struct page_set_delayed_s {
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zathura_t* zathura;
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unsigned int page;
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} page_set_delayed_t;
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typedef struct position_set_delayed_s {
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zathura_t* zathura;
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double position_x;
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double position_y;
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} position_set_delayed_t;
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static gboolean document_info_open(gpointer data);
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static bool zathura_page_cache_is_cached(zathura_t* zathura, unsigned int page_index);
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static ssize_t zathura_page_cache_lru_invalidate(zathura_t* zathura);
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static void zathura_page_cache_invalidate_all(zathura_t* zathura);
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static bool zathura_page_cache_is_full(zathura_t* zathura, bool* result);
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/* function implementation */
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zathura_t*
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zathura_create(void)
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{
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zathura_t* zathura = g_malloc0(sizeof(zathura_t));
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/* global settings */
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zathura->global.recolor = false;
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zathura->global.update_page_number = true;
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zathura->global.search_direction = FORWARD;
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/* plugins */
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zathura->plugins.manager = zathura_plugin_manager_new();
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if (zathura->plugins.manager == NULL) {
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goto error_out;
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}
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/* UI */
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if ((zathura->ui.session = girara_session_create()) == NULL) {
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goto error_out;
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}
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zathura->ui.session->global.data = zathura;
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return zathura;
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error_out:
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zathura_free(zathura);
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return NULL;
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}
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bool
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zathura_init(zathura_t* zathura)
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{
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if (zathura == NULL) {
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return false;
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}
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/* create zathura (config/data) directory */
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if (g_mkdir_with_parents(zathura->config.config_dir, 0771) == -1) {
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girara_error("Could not create '%s': %s", zathura->config.config_dir, strerror(errno));
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}
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if (g_mkdir_with_parents(zathura->config.data_dir, 0771) == -1) {
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girara_error("Could not create '%s': %s", zathura->config.data_dir, strerror(errno));
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}
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/* load plugins */
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zathura_plugin_manager_load(zathura->plugins.manager);
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/* configuration */
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config_load_default(zathura);
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/* load global configuration files */
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char* config_path = girara_get_xdg_path(XDG_CONFIG_DIRS);
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girara_list_t* config_dirs = girara_split_path_array(config_path);
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ssize_t size = girara_list_size(config_dirs) - 1;
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for (; size >= 0; --size) {
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const char* dir = girara_list_nth(config_dirs, size);
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char* file = g_build_filename(dir, ZATHURA_RC, NULL);
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config_load_file(zathura, file);
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g_free(file);
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}
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girara_list_free(config_dirs);
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g_free(config_path);
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config_load_file(zathura, GLOBAL_RC);
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/* load local configuration files */
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char* configuration_file = g_build_filename(zathura->config.config_dir, ZATHURA_RC, NULL);
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config_load_file(zathura, configuration_file);
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g_free(configuration_file);
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/* UI */
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if (girara_session_init(zathura->ui.session, "zathura") == false) {
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goto error_free;
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}
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/* girara events */
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zathura->ui.session->events.buffer_changed = cb_buffer_changed;
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zathura->ui.session->events.unknown_command = cb_unknown_command;
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/* page view */
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#if (GTK_MAJOR_VERSION == 3)
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zathura->ui.page_widget = gtk_grid_new();
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gtk_grid_set_row_homogeneous(GTK_GRID(zathura->ui.page_widget), TRUE);
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gtk_grid_set_column_homogeneous(GTK_GRID(zathura->ui.page_widget), TRUE);
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#else
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zathura->ui.page_widget = gtk_table_new(0, 0, TRUE);
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#endif
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if (zathura->ui.page_widget == NULL) {
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goto error_free;
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}
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g_signal_connect(G_OBJECT(zathura->ui.session->gtk.window), "size-allocate", G_CALLBACK(cb_view_resized), zathura);
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/* Setup hadjustment tracker */
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GtkAdjustment* hadjustment = gtk_scrolled_window_get_hadjustment(
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GTK_SCROLLED_WINDOW(zathura->ui.session->gtk.view));
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zathura->ui.hadjustment = zathura_adjustment_clone(hadjustment);
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g_object_ref_sink(zathura->ui.hadjustment);
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/* Connect hadjustment signals */
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g_signal_connect(G_OBJECT(hadjustment), "value-changed",
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G_CALLBACK(cb_view_vadjustment_value_changed), zathura);
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g_signal_connect(G_OBJECT(hadjustment), "value-changed",
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G_CALLBACK(cb_adjustment_track_value), zathura->ui.hadjustment);
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g_signal_connect(G_OBJECT(hadjustment), "changed",
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G_CALLBACK(cb_view_hadjustment_changed), zathura);
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g_signal_connect(G_OBJECT(hadjustment), "changed",
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G_CALLBACK(cb_adjustment_track_bounds), zathura->ui.hadjustment);
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/* Setup vadjustment tracker */
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GtkAdjustment* vadjustment = gtk_scrolled_window_get_vadjustment(
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GTK_SCROLLED_WINDOW(zathura->ui.session->gtk.view));
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zathura->ui.vadjustment = zathura_adjustment_clone(vadjustment);
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g_object_ref_sink(zathura->ui.vadjustment);
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/* Connect vadjustment signals */
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g_signal_connect(G_OBJECT(vadjustment), "value-changed",
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G_CALLBACK(cb_view_vadjustment_value_changed), zathura);
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g_signal_connect(G_OBJECT(vadjustment), "value-changed",
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G_CALLBACK(cb_adjustment_track_value), zathura->ui.vadjustment);
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g_signal_connect(G_OBJECT(vadjustment), "changed",
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G_CALLBACK(cb_view_vadjustment_changed), zathura);
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g_signal_connect(G_OBJECT(vadjustment), "changed",
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G_CALLBACK(cb_adjustment_track_bounds), zathura->ui.vadjustment);
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/* page view alignment */
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zathura->ui.page_widget_alignment = gtk_alignment_new(0.5, 0.5, 0, 0);
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if (zathura->ui.page_widget_alignment == NULL) {
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goto error_free;
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}
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gtk_container_add(GTK_CONTAINER(zathura->ui.page_widget_alignment), zathura->ui.page_widget);
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#if (GTK_MAJOR_VERSION == 3)
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gtk_widget_set_hexpand_set(zathura->ui.page_widget_alignment, TRUE);
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gtk_widget_set_hexpand(zathura->ui.page_widget_alignment, FALSE);
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gtk_widget_set_vexpand_set(zathura->ui.page_widget_alignment, TRUE);
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gtk_widget_set_vexpand(zathura->ui.page_widget_alignment, FALSE);
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#endif
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gtk_widget_show(zathura->ui.page_widget);
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/* statusbar */
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zathura->ui.statusbar.file = girara_statusbar_item_add(zathura->ui.session, TRUE, TRUE, TRUE, NULL);
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if (zathura->ui.statusbar.file == NULL) {
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goto error_free;
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}
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zathura->ui.statusbar.buffer = girara_statusbar_item_add(zathura->ui.session, FALSE, FALSE, FALSE, NULL);
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if (zathura->ui.statusbar.buffer == NULL) {
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goto error_free;
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}
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zathura->ui.statusbar.page_number = girara_statusbar_item_add(zathura->ui.session, FALSE, FALSE, FALSE, NULL);
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if (zathura->ui.statusbar.page_number == NULL) {
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goto error_free;
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}
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girara_statusbar_item_set_text(zathura->ui.session, zathura->ui.statusbar.file, _("[No name]"));
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/* signals */
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g_signal_connect(G_OBJECT(zathura->ui.session->gtk.window), "destroy", G_CALLBACK(cb_destroy), zathura);
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/* set page padding */
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int page_padding = 1;
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girara_setting_get(zathura->ui.session, "page-padding", &page_padding);
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#if (GTK_MAJOR_VERSION == 3)
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gtk_grid_set_row_spacing(GTK_GRID(zathura->ui.page_widget), page_padding);
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gtk_grid_set_column_spacing(GTK_GRID(zathura->ui.page_widget), page_padding);
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#else
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gtk_table_set_row_spacings(GTK_TABLE(zathura->ui.page_widget), page_padding);
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gtk_table_set_col_spacings(GTK_TABLE(zathura->ui.page_widget), page_padding);
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#endif
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/* database */
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char* database = NULL;
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girara_setting_get(zathura->ui.session, "database", &database);
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if (g_strcmp0(database, "plain") == 0) {
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girara_debug("Using plain database backend.");
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zathura->database = zathura_plaindatabase_new(zathura->config.data_dir);
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#ifdef WITH_SQLITE
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} else if (g_strcmp0(database, "sqlite") == 0) {
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girara_debug("Using sqlite database backend.");
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char* tmp = g_build_filename(zathura->config.data_dir, "bookmarks.sqlite", NULL);
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zathura->database = zathura_sqldatabase_new(tmp);
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g_free(tmp);
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#endif
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} else {
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girara_error("Database backend '%s' is not supported.", database);
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}
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g_free(database);
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if (zathura->database == NULL) {
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girara_error("Unable to initialize database. Bookmarks won't be available.");
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} else {
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g_object_set(zathura->ui.session->command_history, "io", zathura->database, NULL);
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}
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/* bookmarks */
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zathura->bookmarks.bookmarks = girara_sorted_list_new2((girara_compare_function_t) zathura_bookmarks_compare,
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(girara_free_function_t) zathura_bookmark_free);
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/* jumplist */
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zathura->jumplist.max_size = 20;
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girara_setting_get(zathura->ui.session, "jumplist-size", &(zathura->jumplist.max_size));
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zathura->jumplist.list = girara_list_new2(g_free);
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zathura->jumplist.size = 0;
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zathura->jumplist.cur = NULL;
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zathura_jumplist_append_jump(zathura);
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zathura->jumplist.cur = girara_list_iterator(zathura->jumplist.list);
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/* page cache */
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int cache_size = 0;
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girara_setting_get(zathura->ui.session, "page-cache-size", &cache_size);
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if (cache_size <= 0) {
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girara_warning("page-cache-size is not positive, using %d instead", ZATHURA_PAGE_CACHE_DEFAULT_SIZE);
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zathura->page_cache.size = ZATHURA_PAGE_CACHE_DEFAULT_SIZE;
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} else {
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zathura->page_cache.size = cache_size;
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}
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zathura->page_cache.cache = g_malloc(zathura->page_cache.size * sizeof(int));
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zathura_page_cache_invalidate_all(zathura);
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return true;
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error_free:
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if (zathura->ui.page_widget != NULL) {
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g_object_unref(zathura->ui.page_widget);
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}
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if (zathura->ui.page_widget_alignment != NULL) {
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g_object_unref(zathura->ui.page_widget_alignment);
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}
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return false;
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}
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void
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zathura_free(zathura_t* zathura)
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{
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if (zathura == NULL) {
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return;
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}
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document_close(zathura, false);
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if (zathura->ui.session != NULL) {
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girara_session_destroy(zathura->ui.session);
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}
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if (zathura->ui.hadjustment != NULL) {
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g_object_unref(G_OBJECT(zathura->ui.hadjustment));
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}
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if (zathura->ui.vadjustment != NULL) {
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g_object_unref(G_OBJECT(zathura->ui.vadjustment));
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}
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/* stdin support */
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if (zathura->stdin_support.file != NULL) {
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g_unlink(zathura->stdin_support.file);
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g_free(zathura->stdin_support.file);
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}
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/* bookmarks */
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girara_list_free(zathura->bookmarks.bookmarks);
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/* database */
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if (zathura->database != NULL) {
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g_object_unref(G_OBJECT(zathura->database));
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}
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/* free print settings */
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if (zathura->print.settings != NULL) {
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g_object_unref(zathura->print.settings);
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}
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if (zathura->print.page_setup != NULL) {
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g_object_unref(zathura->print.page_setup);
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}
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/* free registered plugins */
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zathura_plugin_manager_free(zathura->plugins.manager);
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/* free config variables */
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g_free(zathura->config.config_dir);
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g_free(zathura->config.data_dir);
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/* free jumplist */
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if (zathura->jumplist.list != NULL) {
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girara_list_free(zathura->jumplist.list);
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}
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if (zathura->jumplist.cur != NULL) {
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girara_list_iterator_free(zathura->jumplist.cur);
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}
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g_free(zathura->page_cache.cache);
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g_free(zathura);
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}
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void
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#if (GTK_MAJOR_VERSION == 2)
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zathura_set_xid(zathura_t* zathura, GdkNativeWindow xid)
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#else
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zathura_set_xid(zathura_t* zathura, Window xid)
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#endif
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{
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g_return_if_fail(zathura != NULL);
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zathura->ui.session->gtk.embed = xid;
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}
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void
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zathura_set_config_dir(zathura_t* zathura, const char* dir)
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{
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g_return_if_fail(zathura != NULL);
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if (dir != NULL) {
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zathura->config.config_dir = g_strdup(dir);
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} else {
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gchar* path = girara_get_xdg_path(XDG_CONFIG);
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zathura->config.config_dir = g_build_filename(path, "zathura", NULL);
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g_free(path);
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}
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}
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void
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zathura_set_data_dir(zathura_t* zathura, const char* dir)
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{
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if (dir != NULL) {
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zathura->config.data_dir = g_strdup(dir);
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} else {
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gchar* path = girara_get_xdg_path(XDG_DATA);
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zathura->config.data_dir = g_build_filename(path, "zathura", NULL);
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g_free(path);
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}
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g_return_if_fail(zathura != NULL);
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}
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void
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zathura_set_plugin_dir(zathura_t* zathura, const char* dir)
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{
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g_return_if_fail(zathura != NULL);
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g_return_if_fail(zathura->plugins.manager != NULL);
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if (dir != NULL) {
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girara_list_t* paths = girara_split_path_array(dir);
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GIRARA_LIST_FOREACH(paths, char*, iter, path)
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zathura_plugin_manager_add_dir(zathura->plugins.manager, path);
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GIRARA_LIST_FOREACH_END(paths, char*, iter, path);
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girara_list_free(paths);
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} else {
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#ifdef ZATHURA_PLUGINDIR
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girara_list_t* paths = girara_split_path_array(ZATHURA_PLUGINDIR);
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GIRARA_LIST_FOREACH(paths, char*, iter, path)
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zathura_plugin_manager_add_dir(zathura->plugins.manager, path);
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GIRARA_LIST_FOREACH_END(paths, char*, iter, path);
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girara_list_free(paths);
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#endif
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}
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}
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void
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zathura_set_synctex_editor_command(zathura_t* zathura, const char* command)
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{
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g_return_if_fail(zathura != NULL);
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if (zathura->synctex.editor != NULL) {
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g_free(zathura->synctex.editor);
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}
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if (command != NULL) {
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zathura->synctex.editor = g_strdup(command);
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} else {
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zathura->synctex.editor = NULL;
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}
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}
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void
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zathura_set_synctex(zathura_t* zathura, bool value)
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{
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g_return_if_fail(zathura != NULL);
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g_return_if_fail(zathura->ui.session != NULL);
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girara_setting_set(zathura->ui.session, "synctex", &value);
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}
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|
|
|
void
|
|
zathura_set_argv(zathura_t* zathura, char** argv)
|
|
{
|
|
g_return_if_fail(zathura != NULL);
|
|
|
|
zathura->global.arguments = argv;
|
|
}
|
|
|
|
static gchar*
|
|
prepare_document_open_from_stdin(zathura_t* zathura)
|
|
{
|
|
g_return_val_if_fail(zathura, NULL);
|
|
|
|
GError* error = NULL;
|
|
gchar* file = NULL;
|
|
gint handle = g_file_open_tmp("zathura.stdin.XXXXXX", &file, &error);
|
|
if (handle == -1) {
|
|
if (error != NULL) {
|
|
girara_error("Can not create temporary file: %s", error->message);
|
|
g_error_free(error);
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
// read from stdin and dump to temporary file
|
|
int stdinfno = fileno(stdin);
|
|
if (stdinfno == -1) {
|
|
girara_error("Can not read from stdin.");
|
|
close(handle);
|
|
g_unlink(file);
|
|
g_free(file);
|
|
return NULL;
|
|
}
|
|
|
|
char buffer[BUFSIZ];
|
|
ssize_t count = 0;
|
|
while ((count = read(stdinfno, buffer, BUFSIZ)) > 0) {
|
|
if (write(handle, buffer, count) != count) {
|
|
girara_error("Can not write to temporary file: %s", file);
|
|
close(handle);
|
|
g_unlink(file);
|
|
g_free(file);
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
close(handle);
|
|
|
|
if (count != 0) {
|
|
girara_error("Can not read from stdin.");
|
|
g_unlink(file);
|
|
g_free(file);
|
|
return NULL;
|
|
}
|
|
|
|
return file;
|
|
}
|
|
|
|
static gboolean
|
|
document_info_open(gpointer data)
|
|
{
|
|
zathura_document_info_t* document_info = data;
|
|
g_return_val_if_fail(document_info != NULL, FALSE);
|
|
|
|
if (document_info->zathura != NULL && document_info->path != NULL) {
|
|
char* file = NULL;
|
|
if (g_strcmp0(document_info->path, "-") == 0) {
|
|
file = prepare_document_open_from_stdin(document_info->zathura);
|
|
if (file == NULL) {
|
|
girara_notify(document_info->zathura->ui.session, GIRARA_ERROR,
|
|
"Could not read file from stdin and write it to a temporary file.");
|
|
} else {
|
|
document_info->zathura->stdin_support.file = g_strdup(file);
|
|
}
|
|
} else {
|
|
file = g_strdup(document_info->path);
|
|
}
|
|
|
|
if (file != NULL) {
|
|
document_open(document_info->zathura, file, document_info->password,
|
|
document_info->page_number);
|
|
g_free(file);
|
|
}
|
|
}
|
|
|
|
g_free(document_info);
|
|
return FALSE;
|
|
}
|
|
|
|
bool
|
|
document_open(zathura_t* zathura, const char* path, const char* password,
|
|
int page_number)
|
|
{
|
|
if (zathura == NULL || zathura->plugins.manager == NULL || path == NULL) {
|
|
goto error_out;
|
|
}
|
|
|
|
gchar* file_uri = NULL;
|
|
zathura_error_t error = ZATHURA_ERROR_OK;
|
|
zathura_document_t* document = zathura_document_open(zathura->plugins.manager, path, password, &error);
|
|
|
|
if (document == NULL) {
|
|
if (error == ZATHURA_ERROR_INVALID_PASSWORD) {
|
|
zathura_password_dialog_info_t* password_dialog_info = malloc(sizeof(zathura_password_dialog_info_t));
|
|
if (password_dialog_info != NULL) {
|
|
password_dialog_info->zathura = zathura;
|
|
|
|
if (path != NULL) {
|
|
password_dialog_info->path = g_strdup(path);
|
|
girara_dialog(zathura->ui.session, "Enter password:", true, NULL,
|
|
(girara_callback_inputbar_activate_t) cb_password_dialog, password_dialog_info);
|
|
goto error_out;
|
|
} else {
|
|
free(password_dialog_info);
|
|
}
|
|
}
|
|
goto error_out;
|
|
}
|
|
goto error_out;
|
|
}
|
|
|
|
const char* file_path = zathura_document_get_path(document);
|
|
unsigned int number_of_pages = zathura_document_get_number_of_pages(document);
|
|
|
|
if (number_of_pages == 0) {
|
|
girara_notify(zathura->ui.session, GIRARA_WARNING,
|
|
_("Document does not contain any pages"));
|
|
goto error_free;
|
|
}
|
|
|
|
/* read history file */
|
|
zathura_fileinfo_t file_info = { 0, 0, 1, 0, 0, 0, 0, 0 };
|
|
bool known_file = zathura_db_get_fileinfo(zathura->database, file_path, &file_info);
|
|
|
|
/* set page offset */
|
|
zathura_document_set_page_offset(document, file_info.page_offset);
|
|
|
|
/* check for valid scale value */
|
|
if (file_info.scale <= FLT_EPSILON) {
|
|
girara_warning("document info: '%s' has non positive scale", file_path);
|
|
zathura_document_set_scale(document, 1);
|
|
} else {
|
|
zathura_document_set_scale(document, file_info.scale);
|
|
}
|
|
|
|
/* check current page number */
|
|
/* if it wasn't specified on the command-line, get it from file_info */
|
|
if (page_number == ZATHURA_PAGE_NUMBER_UNSPECIFIED)
|
|
page_number = file_info.current_page;
|
|
if (page_number < 0)
|
|
page_number += number_of_pages;
|
|
if ((unsigned)page_number > number_of_pages) {
|
|
girara_warning("document info: '%s' has an invalid page number", file_path);
|
|
zathura_document_set_current_page_number(document, 0);
|
|
} else {
|
|
zathura_document_set_current_page_number(document, page_number);
|
|
}
|
|
|
|
/* check for valid rotation */
|
|
if (file_info.rotation % 90 != 0) {
|
|
girara_warning("document info: '%s' has an invalid rotation", file_path);
|
|
zathura_document_set_rotation(document, 0);
|
|
} else {
|
|
zathura_document_set_rotation(document, file_info.rotation % 360);
|
|
}
|
|
|
|
/* jump to first page if setting enabled */
|
|
bool always_first_page = false;
|
|
girara_setting_get(zathura->ui.session, "open-first-page", &always_first_page);
|
|
if (always_first_page == true) {
|
|
zathura_document_set_current_page_number(document, 0);
|
|
}
|
|
|
|
/* apply open adjustment */
|
|
char* adjust_open = "best-fit";
|
|
if (known_file == false && girara_setting_get(zathura->ui.session, "adjust-open", &(adjust_open)) == true) {
|
|
if (g_strcmp0(adjust_open, "best-fit") == 0) {
|
|
zathura_document_set_adjust_mode(document, ZATHURA_ADJUST_BESTFIT);
|
|
} else if (g_strcmp0(adjust_open, "width") == 0) {
|
|
zathura_document_set_adjust_mode(document, ZATHURA_ADJUST_WIDTH);
|
|
} else {
|
|
zathura_document_set_adjust_mode(document, ZATHURA_ADJUST_NONE);
|
|
}
|
|
g_free(adjust_open);
|
|
} else {
|
|
zathura_document_set_adjust_mode(document, ZATHURA_ADJUST_NONE);
|
|
}
|
|
|
|
/* update statusbar */
|
|
bool basename_only = false;
|
|
girara_setting_get(zathura->ui.session, "statusbar-basename", &basename_only);
|
|
if (basename_only == false) {
|
|
girara_statusbar_item_set_text(zathura->ui.session, zathura->ui.statusbar.file, file_path);
|
|
} else {
|
|
char* tmp = g_path_get_basename(file_path);
|
|
girara_statusbar_item_set_text(zathura->ui.session, zathura->ui.statusbar.file, tmp);
|
|
g_free(tmp);
|
|
}
|
|
|
|
/* install file monitor */
|
|
file_uri = g_filename_to_uri(file_path, NULL, NULL);
|
|
if (file_uri == NULL) {
|
|
goto error_free;
|
|
}
|
|
|
|
if (zathura->file_monitor.file == NULL) {
|
|
zathura->file_monitor.file = g_file_new_for_uri(file_uri);
|
|
if (zathura->file_monitor.file == NULL) {
|
|
goto error_free;
|
|
}
|
|
}
|
|
|
|
if (zathura->file_monitor.monitor == NULL) {
|
|
zathura->file_monitor.monitor = g_file_monitor_file(zathura->file_monitor.file, G_FILE_MONITOR_NONE, NULL, NULL);
|
|
if (zathura->file_monitor.monitor == NULL) {
|
|
goto error_free;
|
|
}
|
|
g_signal_connect(G_OBJECT(zathura->file_monitor.monitor), "changed", G_CALLBACK(cb_file_monitor), zathura->ui.session);
|
|
}
|
|
|
|
if (zathura->file_monitor.file_path == NULL) {
|
|
zathura->file_monitor.file_path = g_strdup(file_path);
|
|
if (zathura->file_monitor.file_path == NULL) {
|
|
goto error_free;
|
|
}
|
|
}
|
|
|
|
if (password != NULL) {
|
|
g_free(zathura->file_monitor.password);
|
|
zathura->file_monitor.password = g_strdup(password);
|
|
if (zathura->file_monitor.password == NULL) {
|
|
goto error_free;
|
|
}
|
|
}
|
|
|
|
/* create marks list */
|
|
zathura->global.marks = girara_list_new2((girara_free_function_t) mark_free);
|
|
if (zathura->global.marks == NULL) {
|
|
goto error_free;
|
|
}
|
|
|
|
zathura->document = document;
|
|
|
|
/* create blank pages */
|
|
zathura->pages = calloc(number_of_pages, sizeof(GtkWidget*));
|
|
if (zathura->pages == NULL) {
|
|
goto error_free;
|
|
}
|
|
|
|
for (unsigned int page_id = 0; page_id < number_of_pages; page_id++) {
|
|
zathura_page_t* page = zathura_document_get_page(document, page_id);
|
|
if (page == NULL) {
|
|
goto error_free;
|
|
}
|
|
|
|
GtkWidget* page_widget = zathura_page_widget_new(zathura, page);
|
|
if (page_widget == NULL) {
|
|
goto error_free;
|
|
}
|
|
|
|
zathura->pages[page_id] = page_widget;
|
|
|
|
/* set widget size */
|
|
unsigned int page_height = 0;
|
|
unsigned int page_width = 0;
|
|
page_calc_height_width(page, &page_height, &page_width, true);
|
|
|
|
gtk_widget_set_size_request(page_widget, page_width, page_height);
|
|
}
|
|
|
|
/* view mode */
|
|
int pages_per_row = 1;
|
|
int first_page_column = 1;
|
|
if (file_info.pages_per_row > 0) {
|
|
pages_per_row = file_info.pages_per_row;
|
|
} else {
|
|
girara_setting_get(zathura->ui.session, "pages-per-row", &pages_per_row);
|
|
}
|
|
|
|
if (file_info.first_page_column > 0) {
|
|
first_page_column = file_info.first_page_column;
|
|
} else {
|
|
girara_setting_get(zathura->ui.session, "first-page-column", &first_page_column);
|
|
}
|
|
|
|
girara_setting_set(zathura->ui.session, "pages-per-row", &pages_per_row);
|
|
girara_setting_set(zathura->ui.session, "first-page-column", &first_page_column);
|
|
page_widget_set_mode(zathura, pages_per_row, first_page_column);
|
|
|
|
girara_set_view(zathura->ui.session, zathura->ui.page_widget_alignment);
|
|
|
|
/* threads */
|
|
zathura->sync.render_thread = render_init(zathura);
|
|
|
|
if (zathura->sync.render_thread == NULL) {
|
|
goto error_free;
|
|
}
|
|
|
|
for (unsigned int page_id = 0; page_id < number_of_pages; page_id++) {
|
|
gtk_widget_realize(zathura->pages[page_id]);
|
|
}
|
|
|
|
/* bookmarks */
|
|
zathura_bookmarks_load(zathura, file_path);
|
|
|
|
/* update title */
|
|
basename_only = false;
|
|
girara_setting_get(zathura->ui.session, "window-title-basename", &basename_only);
|
|
if (basename_only == false) {
|
|
girara_set_window_title(zathura->ui.session, file_path);
|
|
} else {
|
|
char* tmp = g_path_get_basename(file_path);
|
|
girara_set_window_title(zathura->ui.session, tmp);
|
|
g_free(tmp);
|
|
}
|
|
|
|
g_free(file_uri);
|
|
|
|
/* adjust window */
|
|
girara_argument_t argument = { zathura_document_get_adjust_mode(document), NULL };
|
|
sc_adjust_window(zathura->ui.session, &argument, NULL, 0);
|
|
|
|
/* set position */
|
|
if (file_info.position_x != 0 || file_info.position_y != 0) {
|
|
position_set_delayed(zathura, file_info.position_x, file_info.position_y);
|
|
} else {
|
|
page_set_delayed(zathura, zathura_document_get_current_page_number(document));
|
|
cb_view_vadjustment_value_changed(NULL, zathura);
|
|
}
|
|
|
|
/* Invalidate all current entries in the page cache */
|
|
zathura_page_cache_invalidate_all(zathura);
|
|
|
|
return true;
|
|
|
|
error_free:
|
|
|
|
if (file_uri != NULL) {
|
|
g_free(file_uri);
|
|
}
|
|
|
|
zathura_document_free(document);
|
|
|
|
error_out:
|
|
|
|
return false;
|
|
}
|
|
|
|
void
|
|
document_open_idle(zathura_t* zathura, const char* path, const char* password,
|
|
int page_number)
|
|
{
|
|
if (zathura == NULL || path == NULL) {
|
|
return;
|
|
}
|
|
|
|
zathura_document_info_t* document_info = g_malloc0(sizeof(zathura_document_info_t));
|
|
|
|
document_info->zathura = zathura;
|
|
document_info->path = path;
|
|
document_info->password = password;
|
|
document_info->page_number = page_number;
|
|
|
|
gdk_threads_add_idle(document_info_open, document_info);
|
|
}
|
|
|
|
bool
|
|
document_save(zathura_t* zathura, const char* path, bool overwrite)
|
|
{
|
|
g_return_val_if_fail(zathura, false);
|
|
g_return_val_if_fail(zathura->document, false);
|
|
g_return_val_if_fail(path, false);
|
|
|
|
gchar* file_path = girara_fix_path(path);
|
|
/* use current basename if path points to a directory */
|
|
if (g_file_test(file_path, G_FILE_TEST_IS_DIR) == TRUE) {
|
|
char* basename = g_path_get_basename(zathura_document_get_path(zathura->document));
|
|
char* tmp = file_path;
|
|
file_path = g_strconcat(file_path, "/", basename, NULL);
|
|
g_free(tmp);
|
|
g_free(basename);
|
|
}
|
|
|
|
if ((overwrite == false) && g_file_test(file_path, G_FILE_TEST_EXISTS)) {
|
|
girara_error("File already exists: %s. Use :write! to overwrite it.", file_path);
|
|
g_free(file_path);
|
|
return false;
|
|
}
|
|
|
|
zathura_error_t error = zathura_document_save_as(zathura->document, file_path);
|
|
g_free(file_path);
|
|
|
|
return (error == ZATHURA_ERROR_OK) ? true : false;
|
|
}
|
|
|
|
static void
|
|
remove_page_from_table(GtkWidget* page, gpointer permanent)
|
|
{
|
|
if (permanent == false) {
|
|
g_object_ref(G_OBJECT(page));
|
|
}
|
|
|
|
gtk_container_remove(GTK_CONTAINER(gtk_widget_get_parent(page)), page);
|
|
}
|
|
|
|
bool
|
|
document_close(zathura_t* zathura, bool keep_monitor)
|
|
{
|
|
if (zathura == NULL || zathura->document == NULL) {
|
|
return false;
|
|
}
|
|
|
|
/* remove monitor */
|
|
if (keep_monitor == false) {
|
|
if (zathura->file_monitor.monitor != NULL) {
|
|
g_file_monitor_cancel(zathura->file_monitor.monitor);
|
|
g_object_unref(zathura->file_monitor.monitor);
|
|
zathura->file_monitor.monitor = NULL;
|
|
}
|
|
|
|
if (zathura->file_monitor.file != NULL) {
|
|
g_object_unref(zathura->file_monitor.file);
|
|
zathura->file_monitor.file = NULL;
|
|
}
|
|
|
|
if (zathura->file_monitor.file_path != NULL) {
|
|
g_free(zathura->file_monitor.file_path);
|
|
zathura->file_monitor.file_path = NULL;
|
|
}
|
|
|
|
if (zathura->file_monitor.password != NULL) {
|
|
g_free(zathura->file_monitor.password);
|
|
zathura->file_monitor.password = NULL;
|
|
}
|
|
}
|
|
|
|
/* remove marks */
|
|
if (zathura->global.marks != NULL) {
|
|
girara_list_free(zathura->global.marks);
|
|
zathura->global.marks = NULL;
|
|
}
|
|
|
|
/* store file information */
|
|
const char* path = zathura_document_get_path(zathura->document);
|
|
|
|
zathura_fileinfo_t file_info = { 0, 0, 1, 0, 1, 1, 0, 0 };
|
|
file_info.current_page = zathura_document_get_current_page_number(zathura->document);
|
|
file_info.page_offset = zathura_document_get_page_offset(zathura->document);
|
|
file_info.scale = zathura_document_get_scale(zathura->document);
|
|
file_info.rotation = zathura_document_get_rotation(zathura->document);
|
|
|
|
girara_setting_get(zathura->ui.session, "pages-per-row", &(file_info.pages_per_row));
|
|
girara_setting_get(zathura->ui.session, "first-page-column", &(file_info.first_page_column));
|
|
|
|
/* get position */
|
|
GtkScrolledWindow *window = GTK_SCROLLED_WINDOW(zathura->ui.session->gtk.view);
|
|
GtkAdjustment* vadjustment = gtk_scrolled_window_get_vadjustment(window);
|
|
GtkAdjustment* hadjustment = gtk_scrolled_window_get_hadjustment(window);
|
|
|
|
file_info.position_x = gtk_adjustment_get_value(hadjustment);
|
|
file_info.position_y = gtk_adjustment_get_value(vadjustment);
|
|
|
|
/* save file info */
|
|
zathura_db_set_fileinfo(zathura->database, path, &file_info);
|
|
|
|
/* release render thread */
|
|
render_free(zathura->sync.render_thread);
|
|
zathura->sync.render_thread = NULL;
|
|
|
|
/* remove widgets */
|
|
gtk_container_foreach(GTK_CONTAINER(zathura->ui.page_widget), remove_page_from_table, (gpointer) 1);
|
|
for (unsigned int i = 0; i < zathura_document_get_number_of_pages(zathura->document); i++) {
|
|
g_object_unref(zathura->pages[i]);
|
|
g_object_unref(zathura->pages[i]); // FIXME
|
|
}
|
|
free(zathura->pages);
|
|
zathura->pages = NULL;
|
|
|
|
/* remove document */
|
|
zathura_document_free(zathura->document);
|
|
zathura->document = NULL;
|
|
|
|
/* remove index */
|
|
if (zathura->ui.index != NULL) {
|
|
g_object_ref_sink(zathura->ui.index);
|
|
zathura->ui.index = NULL;
|
|
}
|
|
|
|
gtk_widget_hide(zathura->ui.page_widget);
|
|
|
|
statusbar_page_number_update(zathura);
|
|
|
|
if (zathura->ui.session != NULL && zathura->ui.statusbar.file != NULL) {
|
|
girara_statusbar_item_set_text(zathura->ui.session, zathura->ui.statusbar.file, _("[No name]"));
|
|
}
|
|
|
|
/* update title */
|
|
girara_set_window_title(zathura->ui.session, "zathura");
|
|
|
|
return true;
|
|
}
|
|
|
|
static gboolean
|
|
page_set_delayed_impl(gpointer data)
|
|
{
|
|
page_set_delayed_t* p = data;
|
|
page_set(p->zathura, p->page);
|
|
|
|
g_free(p);
|
|
return FALSE;
|
|
}
|
|
|
|
bool
|
|
page_set_delayed(zathura_t* zathura, unsigned int page_id)
|
|
{
|
|
if (zathura == NULL || zathura->document == NULL ||
|
|
(page_id >= zathura_document_get_number_of_pages(zathura->document))) {
|
|
return false;
|
|
}
|
|
|
|
page_set_delayed_t* p = g_malloc(sizeof(page_set_delayed_t));
|
|
p->zathura = zathura;
|
|
p->page = page_id;
|
|
gdk_threads_add_idle(page_set_delayed_impl, p);
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
page_set(zathura_t* zathura, unsigned int page_id)
|
|
{
|
|
if (zathura == NULL || zathura->document == NULL) {
|
|
goto error_out;
|
|
}
|
|
|
|
/* render page */
|
|
zathura_page_t* page = zathura_document_get_page(zathura->document, page_id);
|
|
|
|
if (page == NULL) {
|
|
goto error_out;
|
|
}
|
|
|
|
zathura_document_set_current_page_number(zathura->document, page_id);
|
|
zathura->global.update_page_number = false;
|
|
|
|
page_offset_t offset;
|
|
page_calculate_offset(zathura, page, &offset);
|
|
|
|
GtkAdjustment* view_vadjustment = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(zathura->ui.session->gtk.view));
|
|
GtkAdjustment* view_hadjustment = gtk_scrolled_window_get_hadjustment(GTK_SCROLLED_WINDOW(zathura->ui.session->gtk.view));
|
|
zathura_adjustment_set_value(view_hadjustment, offset.x);
|
|
zathura_adjustment_set_value(view_vadjustment, offset.y);
|
|
|
|
statusbar_page_number_update(zathura);
|
|
|
|
return true;
|
|
|
|
error_out:
|
|
|
|
return false;
|
|
}
|
|
|
|
void
|
|
statusbar_page_number_update(zathura_t* zathura)
|
|
{
|
|
if (zathura == NULL || zathura->ui.statusbar.page_number == NULL) {
|
|
return;
|
|
}
|
|
|
|
unsigned int number_of_pages = zathura_document_get_number_of_pages(zathura->document);
|
|
unsigned int current_page_number = zathura_document_get_current_page_number(zathura->document);
|
|
|
|
if (zathura->document != NULL) {
|
|
char* page_number_text = g_strdup_printf("[%d/%d]", current_page_number + 1, number_of_pages);
|
|
girara_statusbar_item_set_text(zathura->ui.session, zathura->ui.statusbar.page_number, page_number_text);
|
|
g_free(page_number_text);
|
|
} else {
|
|
girara_statusbar_item_set_text(zathura->ui.session, zathura->ui.statusbar.page_number, "");
|
|
}
|
|
}
|
|
|
|
void
|
|
page_widget_set_mode(zathura_t* zathura, unsigned int pages_per_row, unsigned int first_page_column)
|
|
{
|
|
/* show at least one page */
|
|
if (pages_per_row == 0) {
|
|
pages_per_row = 1;
|
|
}
|
|
|
|
/* ensure: 0 < first_page_column <= pages_per_row */
|
|
if (first_page_column < 1) {
|
|
first_page_column = 1;
|
|
}
|
|
|
|
if (first_page_column > pages_per_row) {
|
|
first_page_column = ((first_page_column - 1) % pages_per_row) + 1;
|
|
}
|
|
|
|
if (zathura->document == NULL) {
|
|
return;
|
|
}
|
|
|
|
gtk_container_foreach(GTK_CONTAINER(zathura->ui.page_widget), remove_page_from_table, (gpointer)0);
|
|
|
|
unsigned int number_of_pages = zathura_document_get_number_of_pages(zathura->document);
|
|
#if (GTK_MAJOR_VERSION == 3)
|
|
#else
|
|
gtk_table_resize(GTK_TABLE(zathura->ui.page_widget), ceil((number_of_pages + first_page_column - 1) / pages_per_row), pages_per_row);
|
|
#endif
|
|
|
|
for (unsigned int i = 0; i < number_of_pages; i++) {
|
|
int x = (i + first_page_column - 1) % pages_per_row;
|
|
int y = (i + first_page_column - 1) / pages_per_row;
|
|
|
|
zathura_page_t* page = zathura_document_get_page(zathura->document, i);
|
|
GtkWidget* page_widget = zathura_page_get_widget(zathura, page);
|
|
#if (GTK_MAJOR_VERSION == 3)
|
|
gtk_grid_attach(GTK_GRID(zathura->ui.page_widget), page_widget, x, y, 1, 1);
|
|
#else
|
|
gtk_table_attach(GTK_TABLE(zathura->ui.page_widget), page_widget, x, x + 1, y, y + 1, GTK_SHRINK, GTK_SHRINK, 0, 0);
|
|
#endif
|
|
}
|
|
|
|
gtk_widget_show_all(zathura->ui.page_widget);
|
|
}
|
|
|
|
static gboolean
|
|
position_set_delayed_impl(gpointer data)
|
|
{
|
|
position_set_delayed_t* p = (position_set_delayed_t*) data;
|
|
|
|
GtkScrolledWindow *window = GTK_SCROLLED_WINDOW(p->zathura->ui.session->gtk.view);
|
|
GtkAdjustment* vadjustment = gtk_scrolled_window_get_vadjustment(window);
|
|
GtkAdjustment* hadjustment = gtk_scrolled_window_get_hadjustment(window);
|
|
|
|
/* negative values mean: don't set the position */
|
|
if (p->position_x >= 0) {
|
|
zathura_adjustment_set_value(hadjustment, p->position_x);
|
|
}
|
|
|
|
if (p->position_y >= 0) {
|
|
zathura_adjustment_set_value(vadjustment, p->position_y);
|
|
}
|
|
|
|
g_free(p);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
bool
|
|
position_set_delayed(zathura_t* zathura, double position_x, double position_y)
|
|
{
|
|
position_set_delayed_t* p = g_malloc0(sizeof(position_set_delayed_t));
|
|
|
|
p->zathura = zathura;
|
|
p->position_x = position_x;
|
|
p->position_y = position_y;
|
|
|
|
gdk_threads_add_idle(position_set_delayed_impl, p);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
bool
|
|
zathura_jumplist_has_previous(zathura_t* zathura)
|
|
{
|
|
return girara_list_iterator_has_previous(zathura->jumplist.cur);
|
|
}
|
|
|
|
bool
|
|
zathura_jumplist_has_has_next(zathura_t* zathura)
|
|
{
|
|
return girara_list_iterator_has_next(zathura->jumplist.cur);
|
|
}
|
|
|
|
zathura_jump_t*
|
|
zathura_jumplist_current(zathura_t* zathura)
|
|
{
|
|
if (zathura->jumplist.cur != NULL) {
|
|
return girara_list_iterator_data(zathura->jumplist.cur);
|
|
} else {
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
void
|
|
zathura_jumplist_forward(zathura_t* zathura)
|
|
{
|
|
if (girara_list_iterator_has_next(zathura->jumplist.cur)) {
|
|
girara_list_iterator_next(zathura->jumplist.cur);
|
|
}
|
|
}
|
|
|
|
void
|
|
zathura_jumplist_backward(zathura_t* zathura)
|
|
{
|
|
if (girara_list_iterator_has_previous(zathura->jumplist.cur)) {
|
|
girara_list_iterator_previous(zathura->jumplist.cur);
|
|
}
|
|
}
|
|
|
|
void
|
|
zathura_jumplist_append_jump(zathura_t* zathura)
|
|
{
|
|
zathura_jump_t *jump = g_malloc(sizeof(zathura_jump_t));
|
|
if (jump != NULL) {
|
|
jump->page = 0;
|
|
jump->x = 0;
|
|
jump->y = 0;
|
|
|
|
/* remove right tail after current */
|
|
if (zathura->jumplist.cur != NULL) {
|
|
girara_list_iterator_t *it = girara_list_iterator_copy(zathura->jumplist.cur);
|
|
girara_list_iterator_next(it);
|
|
while (girara_list_iterator_is_valid(it)) {
|
|
girara_list_iterator_remove(it);
|
|
zathura->jumplist.size = zathura->jumplist.size - 1;
|
|
}
|
|
g_free(it);
|
|
}
|
|
|
|
/* trim from beginning until max_size */
|
|
girara_list_iterator_t *it = girara_list_iterator(zathura->jumplist.list);
|
|
while (zathura->jumplist.size >= zathura->jumplist.max_size && girara_list_iterator_is_valid(it)) {
|
|
girara_list_iterator_remove(it);
|
|
zathura->jumplist.size = zathura->jumplist.size - 1;
|
|
}
|
|
g_free(it);
|
|
|
|
girara_list_append(zathura->jumplist.list, jump);
|
|
zathura->jumplist.size = zathura->jumplist.size + 1;
|
|
}
|
|
}
|
|
|
|
void
|
|
zathura_jumplist_add(zathura_t* zathura)
|
|
{
|
|
if (zathura->jumplist.list != NULL) {
|
|
unsigned int pagenum = zathura_document_get_current_page_number(zathura->document);
|
|
zathura_jump_t* cur = zathura_jumplist_current(zathura);
|
|
if (cur && cur->page == pagenum) {
|
|
return;
|
|
}
|
|
|
|
zathura_jumplist_append_jump(zathura);
|
|
girara_list_iterator_next(zathura->jumplist.cur);
|
|
zathura_jumplist_save(zathura);
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
zathura_jumplist_save(zathura_t* zathura)
|
|
{
|
|
zathura_jump_t* cur = zathura_jumplist_current(zathura);
|
|
|
|
unsigned int pagenum = zathura_document_get_current_page_number(zathura->document);
|
|
|
|
if (cur) {
|
|
/* get position */
|
|
GtkAdjustment* view_vadjustment = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(zathura->ui.session->gtk.view));
|
|
GtkAdjustment* view_hadjustment = gtk_scrolled_window_get_hadjustment(GTK_SCROLLED_WINDOW(zathura->ui.session->gtk.view));
|
|
|
|
cur->page = pagenum;
|
|
cur->x = gtk_adjustment_get_value(view_hadjustment) / zathura_document_get_scale(zathura->document);
|
|
cur->y = gtk_adjustment_get_value(view_vadjustment) / zathura_document_get_scale(zathura->document);;
|
|
}
|
|
}
|
|
|
|
static bool
|
|
zathura_page_cache_is_cached(zathura_t* zathura, unsigned int page_index)
|
|
{
|
|
g_return_val_if_fail(zathura != NULL, false);
|
|
|
|
unsigned int i;
|
|
|
|
if (zathura->page_cache.num_cached_pages != 0) {
|
|
for (i = 0; i < zathura->page_cache.size; ++i) {
|
|
if (zathura->page_cache.cache[i] >= 0 && page_index == (unsigned int)zathura->page_cache.cache[i]) {
|
|
girara_debug("Page %d is a cache hit", page_index + 1);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
girara_debug("Page %d is a cache miss", page_index + 1);
|
|
return false;
|
|
}
|
|
|
|
static ssize_t
|
|
zathura_page_cache_lru_invalidate(zathura_t* zathura)
|
|
{
|
|
g_return_val_if_fail(zathura != NULL, -1);
|
|
|
|
ssize_t lru_index = 0;
|
|
gint64 view_time = 0;
|
|
gint64 lru_view_time = G_MAXINT64;
|
|
GtkWidget* page_widget;
|
|
|
|
for (unsigned int i = 0; i < zathura->page_cache.size; ++i) {
|
|
page_widget = zathura_page_get_widget(zathura, zathura_document_get_page(zathura->document, zathura->page_cache.cache[i]));
|
|
g_return_val_if_fail(page_widget != NULL, -1);
|
|
g_object_get(G_OBJECT(page_widget), "last-view", &view_time, NULL);
|
|
|
|
if (view_time < lru_view_time) {
|
|
lru_view_time = view_time;
|
|
lru_index = i;
|
|
}
|
|
}
|
|
|
|
zathura_page_t* page = zathura_document_get_page(zathura->document, zathura->page_cache.cache[lru_index]);
|
|
g_return_val_if_fail(page != NULL, -1);
|
|
|
|
page_widget = zathura_page_get_widget(zathura, page);
|
|
g_return_val_if_fail(page_widget != NULL, -1);
|
|
|
|
zathura_page_widget_update_surface(ZATHURA_PAGE(page_widget), NULL);
|
|
girara_debug("Invalidated page %d at cache index %ld", zathura->page_cache.cache[lru_index] + 1, lru_index);
|
|
zathura->page_cache.cache[lru_index] = -1;
|
|
--zathura->page_cache.num_cached_pages;
|
|
|
|
return lru_index;
|
|
}
|
|
|
|
static bool
|
|
zathura_page_cache_is_full(zathura_t* zathura, bool* result)
|
|
{
|
|
g_return_val_if_fail(zathura != NULL && result != NULL, false);
|
|
|
|
*result = zathura->page_cache.num_cached_pages == zathura->page_cache.size;
|
|
|
|
return true;
|
|
}
|
|
|
|
void
|
|
zathura_page_cache_invalidate_all(zathura_t* zathura)
|
|
{
|
|
g_return_if_fail(zathura != NULL);
|
|
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < zathura->page_cache.size; ++i) {
|
|
zathura->page_cache.cache[i] = -1;
|
|
}
|
|
|
|
zathura->page_cache.num_cached_pages = 0;
|
|
}
|
|
|
|
void
|
|
zathura_page_cache_add(zathura_t* zathura, unsigned int page_index)
|
|
{
|
|
g_return_if_fail(zathura != NULL);
|
|
|
|
zathura_page_t* page = zathura_document_get_page(zathura->document, page_index);
|
|
|
|
g_return_if_fail(page != NULL);
|
|
|
|
if (zathura_page_cache_is_cached(zathura, page_index)) {
|
|
return;
|
|
}
|
|
|
|
bool full;
|
|
|
|
if (zathura_page_cache_is_full(zathura, &full) == false) {
|
|
return;
|
|
} else if (full == true) {
|
|
ssize_t idx = zathura_page_cache_lru_invalidate(zathura);
|
|
|
|
if (idx == -1) {
|
|
return;
|
|
}
|
|
|
|
zathura->page_cache.cache[idx] = page_index;
|
|
++zathura->page_cache.num_cached_pages;
|
|
girara_debug("Page %d is cached at cache index %ld", page_index + 1, idx);
|
|
return;
|
|
}
|
|
|
|
zathura->page_cache.cache[zathura->page_cache.num_cached_pages++] = page_index;
|
|
girara_debug("Page %d is cached at cache index %d", page_index + 1, zathura->page_cache.num_cached_pages - 1);
|
|
return;
|
|
}
|