sergiotarxz/mangareader
sergiotarxz/mangareader
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Adding some keybindings to ease navigation.

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This commit is contained in:
sergiotarxz 2022-04-26 02:15:58 +02:00
parent 1ca46abad9
commit 405d91ff00
3 changed files with 75 additions and 5 deletions
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4
include/openmg/util/gobject_utility_extensions.h
View File

@ -2,4 +2,6 @@
#include <glib-object.h>
void
g_object_set_property_int(GObject *object, char *property_key, int value);
g_object_set_property_int(GObject *object, char *property_key, gint value);
void
g_object_set_property_double(GObject *object, char *property_key, gdouble value);

9
src/util/gobject_utility_extensions.c
View File

@ -1,7 +1,7 @@
#include <glib-object.h>
void
g_object_set_property_int(GObject *object, char *property_key, int value) {
g_object_set_property_int(GObject *object, char *property_key, gint value) {
GValue property = G_VALUE_INIT;
g_value_init (&property, G_TYPE_INT);
g_value_set_int (&property, value);
@ -9,3 +9,10 @@ g_object_set_property_int(GObject *object, char *property_key, int value) {
}
void
g_object_set_property_double(GObject *object, char *property_key, gdouble value) {
GValue property = G_VALUE_INIT;
g_value_init (&property, G_TYPE_DOUBLE);
g_value_set_double (&property, value);
g_object_set_property (object, property_key, &property);
}

65
src/view/chapter_view.c
View File

@ -53,6 +53,9 @@ static void
picture_ready_manga_page (GObject *source_object,
GAsyncResult *res,
gpointer user_data);
void
zoomable_container_keybinding_handle (GtkEventControllerKey *self,
guint keyval, guint keycode, GdkModifierType state, gpointer user_data);
static void
image_page_show (GtkWidget *picture, gpointer user_data) {
@ -91,7 +94,7 @@ set_image_dimensions (GtkWidget *picture,
gdk_paintable_get_intrinsic_height (paintable),
&final_width,
&final_height
);
);
g_object_set_property_int (G_OBJECT (picture),
"width-request", (int) final_width);
g_object_set_property_int (G_OBJECT (picture),
@ -110,13 +113,15 @@ setup_chapter_view (MgMangaChapter *chapter, AdwLeaflet *views_leaflet) {
GtkOverlay *overlay = GTK_OVERLAY (gtk_overlay_new ());
GListModel *pages = mg_backend_readmng_get_chapter_images (readmng, chapter);
ChapterVisorData *chapter_visor_data = g_malloc (sizeof *chapter_visor_data);
chapter_visor_data->current_page = 0;
chapter_visor_data->pages = pages;
chapter_visor_data->views_leaflet = views_leaflet;
chapter_visor_data->zoom = 1;
chapter_visor_data->zoomable_picture_container = zoomable_picture_container;
set_zoomable_picture_container_properties (zoomable_picture_container,
chapter_visor_data);
chapter_visor_data);
set_image_zoomable_picture_container (chapter_visor_data);
gtk_overlay_set_child (overlay, GTK_WIDGET (zoomable_picture_container));
@ -149,6 +154,7 @@ go_next (GtkButton *next,
GListModel *pages = chapter_visor_data->pages;
if (chapter_visor_data->current_page < g_list_model_get_n_items (pages) -1) {
chapter_visor_data->current_page = chapter_visor_data->current_page + 1;
gtk_widget_grab_focus (GTK_WIDGET (chapter_visor_data->zoomable_picture_container));
set_image_zoomable_picture_container (chapter_visor_data);
}
}
@ -158,6 +164,7 @@ go_prev (GtkButton *prev,
ChapterVisorData *chapter_visor_data = (ChapterVisorData *) user_data;
if (chapter_visor_data->current_page > 0) {
chapter_visor_data->current_page = chapter_visor_data->current_page - 1;
gtk_widget_grab_focus (GTK_WIDGET (chapter_visor_data->zoomable_picture_container));
set_image_zoomable_picture_container (chapter_visor_data);
}
}
@ -210,6 +217,13 @@ set_zoomable_picture_container_properties (
GtkScrolledWindow *zoomable_picture_container,
ChapterVisorData *chapter_visor_data) {
GtkGesture *zoom_controller = gtk_gesture_zoom_new ();
GtkEventController *key_controller = gtk_event_controller_key_new ();
g_signal_connect (G_OBJECT (key_controller), "key-pressed", G_CALLBACK (zoomable_container_keybinding_handle),
chapter_visor_data);
gtk_widget_add_controller (GTK_WIDGET (zoomable_picture_container),
key_controller);
g_object_set_property_int (G_OBJECT (zoomable_picture_container), "hexpand", 1);
g_object_set_property_int (G_OBJECT (zoomable_picture_container), "vexpand", 1);
gtk_widget_add_controller (GTK_WIDGET (zoomable_picture_container),
@ -218,6 +232,53 @@ set_zoomable_picture_container_properties (
g_signal_connect (G_OBJECT (zoom_controller), "end", G_CALLBACK (zoom_end), chapter_visor_data);
}
void
zoomable_container_keybinding_handle (GtkEventControllerKey *self,
guint keyval, guint keycode, GdkModifierType state, gpointer user_data) {
ChapterVisorData *chapter_visor_data = (ChapterVisorData *) user_data;
GtkScrolledWindow *zoomable_picture_container = chapter_visor_data->zoomable_picture_container;
GtkAdjustment *vadjustment = gtk_scrolled_window_get_vadjustment (zoomable_picture_container);
GtkAdjustment *hadjustment = gtk_scrolled_window_get_hadjustment (zoomable_picture_container);
GValue adjustment = G_VALUE_INIT;
gdouble current_adjustment;
gdouble change_rate_key_movement = 50;
printf ("got here\n");
if (state & GDK_CONTROL_MASK ) {
if ( keyval == '+' ) {
set_image_dimensions (GTK_WIDGET (chapter_visor_data->current_picture),
chapter_visor_data, 2);
}
if ( keyval == '-' ) {
set_image_dimensions (GTK_WIDGET (chapter_visor_data->current_picture),
chapter_visor_data, 0.5);
}
}
if (state & GDK_SHIFT_MASK ) {
g_object_get_property (G_OBJECT (hadjustment), "value", &adjustment);
current_adjustment = g_value_get_double (&adjustment);
if (keyval == 65361) {
// LEFT
g_object_set_property_double (G_OBJECT (hadjustment), "value", current_adjustment - change_rate_key_movement);
}
if (keyval == 65363) {
// RIGHT
g_object_set_property_double (G_OBJECT (hadjustment), "value", current_adjustment + change_rate_key_movement);
}
g_object_get_property (G_OBJECT (vadjustment), "value", &adjustment);
current_adjustment = g_value_get_double (&adjustment);
if (keyval == 65362) {
// UP
g_object_set_property_double (G_OBJECT (vadjustment), "value", current_adjustment - change_rate_key_movement);
}
if (keyval == 65364) {
// UP
g_object_set_property_double (G_OBJECT (vadjustment), "value", current_adjustment + change_rate_key_movement);
}
}
}
static void
append_chapter_view_leaflet (AdwLeaflet *views_leaflet,