static gboolean
update_image_size_cb (gpointer user_data)
{
GthFileToolResize *self = user_data;
self->priv->update_size_id = 0;
if (self->priv->resize_task != NULL) {
gth_task_cancel (self->priv->resize_task);
return FALSE;
}
self->priv->resize_task = gth_image_task_new (_("Resizing images"),
NULL,
resize_task_exec,
NULL,
self,
NULL);
if (self->priv->apply_to_original)
gth_image_task_set_source_surface (GTH_IMAGE_TASK (self->priv->resize_task), gth_image_viewer_page_tool_get_source (GTH_IMAGE_VIEWER_PAGE_TOOL (self)));
else
gth_image_task_set_source_surface (GTH_IMAGE_TASK (self->priv->resize_task), self->priv->preview);
g_signal_connect (self->priv->resize_task,
"completed",
G_CALLBACK (resize_task_completed_cb),
self);
gth_browser_exec_task (GTH_BROWSER (gth_file_tool_get_window (GTH_FILE_TOOL (self))),
self->priv->resize_task,
GTH_TASK_FLAGS_DEFAULT);
return FALSE;
}
static void
ok_clicked_cb (GtkWidget *widget,
DialogData *data)
{
ResizeData *resize_data;
GtkTreeIter iter;
char *mime_type;
GthTask *resize_task;
GthTask *list_task;
resize_data = g_new0 (ResizeData, 1);
resize_data->width = gtk_spin_button_get_value (GTK_SPIN_BUTTON (GET_WIDGET ("width_spinbutton")));
resize_data->height = gtk_spin_button_get_value (GTK_SPIN_BUTTON (GET_WIDGET ("height_spinbutton")));
resize_data->unit = units[gtk_combo_box_get_active (GTK_COMBO_BOX (GET_WIDGET ("unit_combobox")))];
resize_data->keep_aspect_ratio = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (GET_WIDGET ("keep_ratio_checkbutton")));
resize_data->allow_swap = FALSE;
gtk_combo_box_get_active_iter (GTK_COMBO_BOX (GET_WIDGET ("mime_type_combobox")), &iter);
gtk_tree_model_get (GTK_TREE_MODEL (GET_WIDGET ("mime_type_liststore")), &iter,
MIME_TYPE_COLUMN_TYPE, &mime_type,
-1);
g_settings_set_int (data->settings, PREF_RESIZE_IMAGES_SERIES_WIDTH, resize_data->width);
g_settings_set_int (data->settings, PREF_RESIZE_IMAGES_SERIES_HEIGHT, resize_data->height);
g_settings_set_enum (data->settings, PREF_RESIZE_IMAGES_UNIT, resize_data->unit);
g_settings_set_boolean (data->settings, PREF_RESIZE_IMAGES_KEEP_RATIO, resize_data->keep_aspect_ratio);
g_settings_set_string (data->settings, PREF_RESIZE_IMAGES_MIME_TYPE, mime_type ? mime_type : "");
resize_task = gth_image_task_new (_("Resizing images"),
NULL,
exec_resize,
NULL,
resize_data,
g_free);
list_task = gth_image_list_task_new (data->browser,
data->file_list,
GTH_IMAGE_TASK (resize_task));
gth_image_list_task_set_overwrite_mode (GTH_IMAGE_LIST_TASK (list_task), GTH_OVERWRITE_ASK);
gth_image_list_task_set_output_mime_type (GTH_IMAGE_LIST_TASK (list_task), mime_type);
if (data->use_destination) {
GFile *destination;
destination = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (GET_WIDGET ("destination_filechooserbutton")));
gth_image_list_task_set_destination (GTH_IMAGE_LIST_TASK (list_task), destination);
g_object_unref (destination);
}
gth_browser_exec_task (data->browser, list_task, FALSE);
g_object_unref (list_task);
g_object_unref (resize_task);
g_free (mime_type);
gtk_widget_destroy (data->dialog);
}
static GthTask *
get_image_task_for_method (Method method)
{
EqualizeData *equalize_data;
equalize_data = g_new (EqualizeData, 1);
equalize_data->method = method;
equalize_data->value_map = NULL;
return gth_image_task_new (_("Applying changes"),
NULL,
adjust_contrast_exec,
NULL,
equalize_data,
adjust_contrast_data_destroy);
}
static gboolean
apply_cb (gpointer user_data)
{
GthFileToolGrayscale *self = user_data;
GtkWidget *window;
GrayscaleData *grayscale_data;
if (self->priv->apply_event != 0) {
g_source_remove (self->priv->apply_event);
self->priv->apply_event = 0;
}
if (self->priv->image_task != NULL) {
gth_task_cancel (self->priv->image_task);
return FALSE;
}
window = gth_file_tool_get_window (GTH_FILE_TOOL (self));
grayscale_data = g_new0 (GrayscaleData, 1);
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (GET_WIDGET ("brightness_radiobutton"))))
grayscale_data->method = METHOD_BRIGHTNESS;
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (GET_WIDGET ("saturation_radiobutton"))))
grayscale_data->method = METHOD_SATURATION;
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (GET_WIDGET ("average_radiobutton"))))
grayscale_data->method = METHOD_AVARAGE;
self->priv->image_task = gth_image_task_new (_("Applying changes"),
NULL,
grayscale_exec,
NULL,
grayscale_data,
grayscale_data_free);
if (self->priv->apply_to_original)
gth_image_task_set_source_surface (GTH_IMAGE_TASK (self->priv->image_task), gth_image_viewer_page_tool_get_source (GTH_IMAGE_VIEWER_PAGE_TOOL (self)));
else
gth_image_task_set_source_surface (GTH_IMAGE_TASK (self->priv->image_task), self->priv->preview);
g_signal_connect (self->priv->image_task,
"completed",
G_CALLBACK (image_task_completed_cb),
self);
gth_browser_exec_task (GTH_BROWSER (window), self->priv->image_task, FALSE);
return FALSE;
}
static void
gth_file_tool_adjust_contrast_activate (GthFileTool *base)
{
GtkWidget *window;
GtkWidget *viewer_page;
GtkWidget *viewer;
cairo_surface_t *image;
AdjustContrastData *adjust_contrast_data;
GthTask *task;
window = gth_file_tool_get_window (base);
viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window));
if (! GTH_IS_IMAGE_VIEWER_PAGE (viewer_page))
return;
viewer = gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page));
image = gth_image_viewer_get_current_image (GTH_IMAGE_VIEWER (viewer));
if (image == NULL)
return;
adjust_contrast_data = g_new0 (AdjustContrastData, 1);
adjust_contrast_data->viewer_page = g_object_ref (viewer_page);
adjust_contrast_data->source = cairo_surface_reference (image);
adjust_contrast_data->lowest = NULL;
adjust_contrast_data->highest = NULL;
adjust_contrast_data->factor = NULL;
task = gth_image_task_new (_("Applying changes"),
NULL,
adjust_contrast_exec,
adjust_contrast_after,
adjust_contrast_data,
adjust_contrast_data_free);
g_signal_connect (task,
"completed",
G_CALLBACK (image_task_completed_cb),
base);
gth_browser_exec_task (GTH_BROWSER (window), task, FALSE);
}
