static gboolean
glide_image_button_press (ClutterActor *actor,
ClutterButtonEvent *event)
{
GlideStageManager *m;
GlideActor *ga = GLIDE_ACTOR (actor);
GlideImage *image = GLIDE_IMAGE (actor);
gfloat ax, ay;
m = glide_actor_get_stage_manager (ga);
glide_stage_manager_set_selection (m, ga);
clutter_actor_get_position (actor, &ax, &ay);
image->priv->drag_center_x = event->x - ax;
image->priv->drag_center_y = event->y - ay;
image->priv->dragging = TRUE;
image->priv->motion_since_press = FALSE;
clutter_grab_pointer (actor);
glide_undo_manager_start_actor_action (glide_actor_get_undo_manager (GLIDE_ACTOR (actor)),
GLIDE_ACTOR (actor),
"Move object");
return TRUE;
}
static gboolean
glide_slide_button_drawing_area_expose (GtkWidget *drawing_area,
GdkEventExpose *event,
gpointer user_data)
{
GlideSlideButton *b = (GlideSlideButton *)user_data;
cairo_t *cr = gdk_cairo_create (gtk_widget_get_window (drawing_area));
gfloat width, height;
clutter_actor_get_size (CLUTTER_ACTOR (b->priv->slide), &width, &height);
cairo_save (cr);
cairo_scale (cr, 80.0/width, 60.0/height);
glide_actor_print (GLIDE_ACTOR (b->priv->slide), cr);
cairo_restore (cr);
if (CLUTTER_ACTOR_IS_VISIBLE (b->priv->slide))
{
glide_cairo_set_fg_color (cr, drawing_area, GTK_STATE_NORMAL);
cairo_set_line_width (cr, 3);
cairo_rectangle (cr, 0, 0, 80, 60);
cairo_stroke (cr);
}
cairo_destroy (cr);
return FALSE;
}
static void
glide_slide_button_clicked (GlideSlideButton *button, gpointer user_data)
{
GlideStageManager *m = glide_actor_get_stage_manager (GLIDE_ACTOR (button->priv->slide));
glide_stage_manager_set_current_slide (m, glide_slide_get_index (button->priv->slide));
}
void
glide_window_font_set_cb (GtkWidget *b, gpointer user_data)
{
GlideActor *selection;
GlideWindow *w = (GlideWindow *)user_data;
selection = glide_stage_manager_get_selection (w->priv->manager);
if (!selection || !GLIDE_IS_TEXT(selection))
return;
glide_undo_manager_start_actor_action (glide_actor_get_undo_manager (GLIDE_ACTOR (selection)),
GLIDE_ACTOR (selection),
"Set font");
glide_text_set_font_name (GLIDE_TEXT (selection), gtk_font_button_get_font_name (GTK_FONT_BUTTON (b)));
glide_undo_manager_end_actor_action (glide_actor_get_undo_manager (GLIDE_ACTOR (selection)),
GLIDE_ACTOR (selection));
}
static void
glide_window_align_selected_text (GlideWindow *w, PangoAlignment alignment)
{
GlideActor *selected = glide_stage_manager_get_selection (w->priv->manager);
if (!selected || !GLIDE_IS_TEXT (selected))
{
g_warning ("Align invoked on non-text selection, might mean a bug?");
return;
}
glide_undo_manager_start_actor_action (glide_actor_get_undo_manager (GLIDE_ACTOR (selected)),
GLIDE_ACTOR (selected),
"Set text alignment");
glide_text_set_line_alignment (GLIDE_TEXT (selected), alignment);
glide_undo_manager_end_actor_action (glide_actor_get_undo_manager (GLIDE_ACTOR (selected)),
GLIDE_ACTOR (selected));
}
static gboolean
glide_undo_actor_action_redo_callback (GlideUndoManager *undo_manager,
GlideUndoInfo *info)
{
GlideUndoActorData *data = (GlideUndoActorData *)info->user_data;
glide_actor_deserialize (GLIDE_ACTOR (data->actor), data->new_state);
return TRUE;
}
static gboolean
glide_image_button_release (ClutterActor *actor,
ClutterButtonEvent *bev)
{
GlideImage *image = GLIDE_IMAGE (actor);
if (image->priv->dragging)
{
if (!image->priv->motion_since_press)
glide_undo_manager_cancel_actor_action (glide_actor_get_undo_manager (GLIDE_ACTOR (actor)));
else
glide_undo_manager_end_actor_action (glide_actor_get_undo_manager (GLIDE_ACTOR (actor)),
GLIDE_ACTOR (actor));
clutter_ungrab_pointer ();
image->priv->dragging = FALSE;
return TRUE;
}
return FALSE;
}
void
glide_window_new_text_action_activate (GtkAction *a,
gpointer user_data)
{
GlideWindow *w = (GlideWindow *)user_data;
ClutterActor *text = glide_text_new ();
ClutterColor cc;
GdkColor c;
gtk_color_button_get_color (GTK_COLOR_BUTTON (gtk_builder_get_object (w->priv->builder, "text-color-button")),
&c);
glide_clutter_color_from_gdk_color (&c, &cc);
glide_text_set_color (GLIDE_TEXT (text), &cc);
glide_text_set_font_name (GLIDE_TEXT (text),
gtk_font_button_get_font_name (GTK_FONT_BUTTON (gtk_builder_get_object (w->priv->builder, "text-font-button"))));
glide_stage_manager_add_actor (w->priv->manager, GLIDE_ACTOR (text));
glide_undo_manager_append_insert (w->priv->undo_manager, GLIDE_ACTOR (text));
}
static void
glide_window_image_open_response_callback (GtkDialog *dialog,
int response,
gpointer user_data)
{
GlideWindow *window = (GlideWindow *)user_data;
if (response == GTK_RESPONSE_ACCEPT)
{
GError *e = NULL;
ClutterActor *im;
// Todo: URI
gchar *filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
im = glide_image_new_from_file (filename, &e);
if (e)
{
g_warning ("Failed to load image (%s): %s", filename, e->message);
glide_gtk_util_show_error_dialog ("Failed to load image", e->message);
g_free (filename);
g_error_free (e);
gtk_widget_destroy (GTK_WIDGET (dialog));
return;
}
glide_stage_manager_add_actor (window->priv->manager, GLIDE_ACTOR (im));
glide_undo_manager_append_insert (window->priv->undo_manager, GLIDE_ACTOR (im));
g_free (filename);
clutter_actor_show (im);
}
gtk_widget_destroy (GTK_WIDGET (dialog));
}
/**
* glide_slide_button_set_slide:
* @button: A #GlideSlideButton
* @slide: The #GlideSlide to set for @button
*
* Sets the slide displayed for @button to @slide.
*
*/
void
glide_slide_button_set_slide (GlideSlideButton *button,
GlideSlide *slide)
{
g_return_if_fail (GLIDE_IS_SLIDE_BUTTON (button));
g_return_if_fail (GLIDE_IS_SLIDE (slide));
button->priv->manager =
(GlideUndoManager *)g_object_ref
(G_OBJECT (glide_stage_manager_get_undo_manager
(glide_actor_get_stage_manager
(GLIDE_ACTOR (slide)))));
button->priv->slide = slide;
g_object_notify (G_OBJECT (button), "slide");
button->priv->position_changed_id = g_signal_connect (button->priv->manager, "position-changed",
G_CALLBACK (glide_slide_button_undo_position_changed), button);
}
static gboolean
glide_undo_delete_actor_redo_callback (GlideUndoManager *undo_manager,
GlideUndoInfo *info)
{
GlideUndoDeleteActorData *data =
(GlideUndoDeleteActorData *)info->user_data;
GlideStageManager *manager;
manager = glide_actor_get_stage_manager (GLIDE_ACTOR (data->actor));
if (glide_stage_manager_get_selection (manager) == (GlideActor *)data->actor)
glide_stage_manager_set_selection (manager, NULL);
clutter_container_remove_actor (CLUTTER_CONTAINER (data->parent),
data->actor);
return TRUE;
}
static void
glide_document_json_obj_set_slides (GlideDocument *document, JsonObject *obj)
{
JsonNode *node = json_node_new (JSON_NODE_ARRAY);
JsonArray *array = json_array_new ();
GList *s;
for (s = document->priv->slides; s; s = s->next)
{
JsonNode *n;
GlideSlide *slide = (GlideSlide *)(s->data);
n = glide_actor_serialize (GLIDE_ACTOR (slide));
json_array_add_element (array, n);
}
json_node_take_array (node, array);
json_object_set_member (obj, "slides", node);
}
static void
glide_window_paste_contents_text_received (GtkClipboard *clipboard,
GtkSelectionData *data,
gpointer user_data)
{
GlideWindow *w = (GlideWindow *)user_data;
guchar *text = gtk_selection_data_get_text (data);
GlideActor *selection;
selection = glide_stage_manager_get_selection (w->priv->manager);
if (!selection)
{
ClutterActor *ntext = glide_text_new ();
ClutterColor cc;
GdkColor c;
gtk_color_button_get_color (GTK_COLOR_BUTTON (gtk_builder_get_object (w->priv->builder, "text-color-button")),
&c);
glide_clutter_color_from_gdk_color (&c, &cc);
glide_text_set_color (GLIDE_TEXT (ntext), &cc);
glide_text_set_font_name (GLIDE_TEXT (ntext),
gtk_font_button_get_font_name (GTK_FONT_BUTTON (gtk_builder_get_object (w->priv->builder, "text-font-button"))));
glide_text_set_text (GLIDE_TEXT (ntext), (gchar *)text);
glide_stage_manager_add_actor (w->priv->manager, GLIDE_ACTOR (ntext));
}
else if (selection && GLIDE_IS_TEXT (selection))
{
glide_text_insert_text (GLIDE_TEXT (selection), (gchar *)text,
glide_text_get_cursor_position (GLIDE_TEXT (selection)));
}
g_free (text);
}
