static gboolean
apply_cb (gpointer user_data)
{
GthFileToolAdjustContrast *self = user_data;
GtkWidget *window;
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));
self->priv->image_task = get_image_task_for_method (self->priv->method);
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, GTH_TASK_FLAGS_DEFAULT);
return FALSE;
}
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 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 GtkWidget *
gth_file_tool_adjust_contrast_get_options (GthFileTool *base)
{
GthFileToolAdjustContrast *self;
GtkWidget *window;
GtkWidget *viewer_page;
GtkWidget *viewer;
cairo_surface_t *source;
GtkWidget *options;
int width, height;
GtkAllocation allocation;
GtkWidget *filter_grid;
self = (GthFileToolAdjustContrast *) base;
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 NULL;
_cairo_clear_surface (&self->priv->preview);
_cairo_clear_surface (&self->priv->destination);
viewer = gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page));
source = gth_image_viewer_page_tool_get_source (GTH_IMAGE_VIEWER_PAGE_TOOL (self));
if (source == NULL)
return NULL;
width = cairo_image_surface_get_width (source);
height = cairo_image_surface_get_height (source);
gtk_widget_get_allocation (GTK_WIDGET (viewer), &allocation);
if (scale_keeping_ratio (&width, &height, PREVIEW_SIZE * allocation.width, PREVIEW_SIZE * allocation.height, FALSE))
self->priv->preview = _cairo_image_surface_scale_fast (source, width, height);
else
self->priv->preview = cairo_surface_reference (source);
self->priv->destination = cairo_surface_reference (self->priv->preview);
self->priv->apply_to_original = FALSE;
self->priv->closing = FALSE;
self->priv->builder = _gtk_builder_new_from_file ("adjust-contrast-options.ui", "file_tools");
options = _gtk_builder_get_widget (self->priv->builder, "options");
gtk_widget_show (options);
filter_grid = gth_filter_grid_new ();
gth_filter_grid_add_filter (GTH_FILTER_GRID (filter_grid),
METHOD_STRETCH_0_5,
get_image_task_for_method (METHOD_STRETCH_0_5),
_("Stretch"),
_("Stretch the histogram trimming the 0.5%"));
gth_filter_grid_add_filter (GTH_FILTER_GRID (filter_grid),
METHOD_EQUALIZE_SQUARE_ROOT,
get_image_task_for_method (METHOD_EQUALIZE_SQUARE_ROOT),
_("Equalize"),
_("Equalize the histogram using the square root function"));
gth_filter_grid_add_filter (GTH_FILTER_GRID (filter_grid),
METHOD_EQUALIZE_LINEAR,
get_image_task_for_method (METHOD_EQUALIZE_LINEAR),
_("Uniform"),
_("Equalize the histogram using the linear function"));
g_signal_connect (filter_grid,
"activated",
G_CALLBACK (filter_grid_activated_cb),
self);
gtk_widget_show (filter_grid);
gtk_box_pack_start (GTK_BOX (GET_WIDGET ("filter_grid_box")), filter_grid, TRUE, FALSE, 0);
self->priv->preview_tool = gth_preview_tool_new ();
gth_preview_tool_set_image (GTH_PREVIEW_TOOL (self->priv->preview_tool), self->priv->preview);
gth_image_viewer_set_tool (GTH_IMAGE_VIEWER (viewer), self->priv->preview_tool);
gth_filter_grid_activate (GTH_FILTER_GRID (filter_grid), METHOD_STRETCH_0_5);
gth_filter_grid_generate_previews (GTH_FILTER_GRID (filter_grid), source);
return options;
}
static GtkWidget *
gth_file_tool_grayscale_get_options (GthFileTool *base)
{
GthFileToolGrayscale *self;
GtkWidget *window;
GtkWidget *viewer_page;
GtkWidget *viewer;
cairo_surface_t *source;
GtkWidget *options;
int width, height;
GtkAllocation allocation;
self = (GthFileToolGrayscale *) base;
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 NULL;
cairo_surface_destroy (self->priv->destination);
cairo_surface_destroy (self->priv->preview);
viewer = gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page));
source = gth_image_viewer_page_tool_get_source (GTH_IMAGE_VIEWER_PAGE_TOOL (self));
if (source == NULL)
return NULL;
width = cairo_image_surface_get_width (source);
height = cairo_image_surface_get_height (source);
gtk_widget_get_allocation (GTK_WIDGET (viewer), &allocation);
if (scale_keeping_ratio (&width, &height, PREVIEW_SIZE * allocation.width, PREVIEW_SIZE * allocation.height, FALSE))
self->priv->preview = _cairo_image_surface_scale_bilinear (source, width, height);
else
self->priv->preview = cairo_surface_reference (source);
self->priv->destination = cairo_surface_reference (self->priv->preview);
self->priv->apply_to_original = FALSE;
self->priv->closing = FALSE;
self->priv->builder = _gtk_builder_new_from_file ("grayscale-options.ui", "file_tools");
options = _gtk_builder_get_widget (self->priv->builder, "options");
gtk_widget_show (options);
g_signal_connect (GET_WIDGET ("ok_button"),
"clicked",
G_CALLBACK (ok_button_clicked_cb),
self);
g_signal_connect_swapped (GET_WIDGET ("cancel_button"),
"clicked",
G_CALLBACK (gth_file_tool_cancel),
self);
g_signal_connect (GET_WIDGET ("brightness_radiobutton"),
"clicked",
G_CALLBACK (method_changed_cb),
self);
g_signal_connect (GET_WIDGET ("saturation_radiobutton"),
"clicked",
G_CALLBACK (method_changed_cb),
self);
g_signal_connect (GET_WIDGET ("average_radiobutton"),
"clicked",
G_CALLBACK (method_changed_cb),
self);
g_signal_connect (GET_WIDGET ("preview_checkbutton"),
"toggled",
G_CALLBACK (preview_checkbutton_toggled_cb),
self);
self->priv->preview_tool = gth_preview_tool_new ();
gth_preview_tool_set_image (GTH_PREVIEW_TOOL (self->priv->preview_tool), self->priv->preview);
gth_image_viewer_set_tool (GTH_IMAGE_VIEWER (viewer), self->priv->preview_tool);
apply_changes (self);
return options;
}
static GtkWidget *
gth_file_tool_resize_get_options (GthFileTool *base)
{
GthFileToolResize *self = (GthFileToolResize *) base;
cairo_surface_t *source;
GtkWidget *window;
GtkWidget *viewer_page;
GtkWidget *viewer;
GtkAllocation allocation;
int preview_width;
int preview_height;
GtkWidget *options;
char *text;
source = gth_image_viewer_page_tool_get_source (GTH_IMAGE_VIEWER_PAGE_TOOL (self));
if (source == NULL)
return NULL;
self->priv->original_width = cairo_image_surface_get_width (source);
self->priv->original_height = cairo_image_surface_get_height (source);
window = gth_file_tool_get_window (base);
viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window));
viewer = gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page));
gtk_widget_get_allocation (GTK_WIDGET (viewer), &allocation);
preview_width = self->priv->original_width;
preview_height = self->priv->original_height;
if (scale_keeping_ratio (&preview_width, &preview_height, allocation.width, allocation.height, FALSE))
self->priv->preview = _cairo_image_surface_scale_fast (source, preview_width, preview_height);
else
self->priv->preview = cairo_surface_reference (source);
_gtk_widget_get_screen_size (window, &self->priv->screen_width, &self->priv->screen_height);
self->priv->new_image = NULL;
self->priv->new_width = self->priv->original_width;
self->priv->new_height = self->priv->original_height;
self->priv->high_quality = g_settings_get_boolean (self->priv->settings, PREF_RESIZE_HIGH_QUALITY);
self->priv->unit = g_settings_get_enum (self->priv->settings, PREF_RESIZE_UNIT);
self->priv->builder = _gtk_builder_new_from_file ("resize-options.ui", "file_tools");
self->priv->apply_to_original = FALSE;
update_dimensione_info_label (self,
"original_dimensions_label",
self->priv->original_width,
self->priv->original_height,
TRUE);
options = _gtk_builder_get_widget (self->priv->builder, "options");
gtk_widget_show (options);
if (self->priv->unit == GTH_UNIT_PIXELS) {
gtk_spin_button_set_digits (GTK_SPIN_BUTTON (GET_WIDGET ("resize_width_spinbutton")), 0);
gtk_spin_button_set_digits (GTK_SPIN_BUTTON (GET_WIDGET ("resize_height_spinbutton")), 0);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("resize_width_spinbutton")),
g_settings_get_double (self->priv->settings, PREF_RESIZE_WIDTH));
gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("resize_height_spinbutton")),
g_settings_get_double (self->priv->settings, PREF_RESIZE_HEIGHT));
}
else if (self->priv->unit == GTH_UNIT_PERCENTAGE) {
gtk_spin_button_set_digits (GTK_SPIN_BUTTON (GET_WIDGET ("resize_width_spinbutton")), 2);
gtk_spin_button_set_digits (GTK_SPIN_BUTTON (GET_WIDGET ("resize_height_spinbutton")), 2);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("resize_width_spinbutton")),
g_settings_get_double (self->priv->settings, PREF_RESIZE_WIDTH));
gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("resize_height_spinbutton")),
g_settings_get_double (self->priv->settings, PREF_RESIZE_HEIGHT));
}
gtk_combo_box_set_active (GTK_COMBO_BOX (GET_WIDGET ("unit_combobox")), self->priv->unit);
self->priv->ratio_combobox = _gtk_combo_box_new_with_texts (_("None"), _("Square"), NULL);
text = g_strdup_printf (_("%d x %d (Image)"), self->priv->original_width, self->priv->original_height);
gtk_label_set_text (GTK_LABEL (GET_WIDGET ("image_size_label")), text);
gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (self->priv->ratio_combobox), text);
g_free (text);
text = g_strdup_printf (_("%d x %d (Screen)"), self->priv->screen_width, self->priv->screen_height);
gtk_label_set_text (GTK_LABEL (GET_WIDGET ("screen_size_label")), text);
gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (self->priv->ratio_combobox), text);
g_free (text);
_gtk_combo_box_append_texts (GTK_COMBO_BOX_TEXT (self->priv->ratio_combobox),
_("5:4"),
_("4:3 (DVD, Book)"),
_("7:5"),
_("3:2 (Postcard)"),
_("16:10"),
_("16:9 (DVD)"),
_("1.85:1"),
_("2.39:1"),
_("Custom"),
NULL);
gtk_widget_show (self->priv->ratio_combobox);
gtk_box_pack_start (GTK_BOX (GET_WIDGET ("ratio_combobox_box")), self->priv->ratio_combobox, TRUE, TRUE, 0);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (GET_WIDGET ("high_quality_checkbutton")),
self->priv->high_quality);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (GET_WIDGET ("invert_ratio_checkbutton")),
g_settings_get_boolean (self->priv->settings, PREF_RESIZE_ASPECT_RATIO_INVERT));
gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("ratio_w_spinbutton")),
MAX (g_settings_get_int (self->priv->settings, PREF_RESIZE_ASPECT_RATIO_WIDTH), 1));
gtk_spin_button_set_value (GTK_SPIN_BUTTON (GET_WIDGET ("ratio_h_spinbutton")),
MAX (g_settings_get_int (self->priv->settings, PREF_RESIZE_ASPECT_RATIO_HEIGHT), 1));
g_signal_connect_swapped (GET_WIDGET ("options_close_button"),
"clicked",
G_CALLBACK (gtk_widget_hide),
GET_WIDGET ("options_dialog"));
g_signal_connect (GET_WIDGET ("options_dialog"),
"delete-event",
G_CALLBACK (gtk_widget_hide_on_delete),
NULL);
g_signal_connect (GET_WIDGET ("resize_width_spinbutton"),
"value-changed",
G_CALLBACK (selection_width_value_changed_cb),
self);
g_signal_connect (GET_WIDGET ("resize_height_spinbutton"),
"value-changed",
G_CALLBACK (selection_height_value_changed_cb),
self);
g_signal_connect (GET_WIDGET ("high_quality_checkbutton"),
"toggled",
G_CALLBACK (high_quality_checkbutton_toggled_cb),
self);
g_signal_connect (GET_WIDGET ("unit_combobox"),
"changed",
G_CALLBACK (unit_combobox_changed_cb),
self);
g_signal_connect (self->priv->ratio_combobox,
"changed",
G_CALLBACK (ratio_combobox_changed_cb),
self);
g_signal_connect (GET_WIDGET ("ratio_w_spinbutton"),
"value_changed",
G_CALLBACK (ratio_value_changed_cb),
self);
g_signal_connect (GET_WIDGET ("ratio_h_spinbutton"),
"value_changed",
G_CALLBACK (ratio_value_changed_cb),
self);
g_signal_connect (GET_WIDGET ("invert_ratio_checkbutton"),
"toggled",
G_CALLBACK (invert_ratio_changed_cb),
self);
g_signal_connect (GET_WIDGET ("image_size_button"),
"clicked",
G_CALLBACK (image_size_button_clicked_cb),
self);
g_signal_connect (GET_WIDGET ("screen_size_button"),
"clicked",
G_CALLBACK (screen_size_button_clicked_cb),
self);
gtk_combo_box_set_active (GTK_COMBO_BOX (self->priv->ratio_combobox),
g_settings_get_enum (self->priv->settings, PREF_RESIZE_ASPECT_RATIO));
gth_image_viewer_set_zoom_quality (GTH_IMAGE_VIEWER (viewer), GTH_ZOOM_QUALITY_HIGH);
return options;
}
