static void gth_image_viewer_page_tool_update_sensitivity (GthFileTool *base) { GthViewerPage *viewer_page; viewer_page = gth_image_viewer_page_tool_get_page (GTH_IMAGE_VIEWER_PAGE_TOOL (base)); gtk_widget_set_sensitive (GTK_WIDGET (base), viewer_page != NULL); }
static void resize_task_completed_cb (GthTask *task, GError *error, gpointer user_data) { GthFileToolResize *self = user_data; GtkWidget *window; GtkWidget *viewer_page; self->priv->resize_task = NULL; if (self->priv->closing) { g_object_unref (task); gth_image_viewer_page_tool_reset_image (GTH_IMAGE_VIEWER_PAGE_TOOL (self)); return; } if (error != NULL) { if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) update_image_size (self); g_object_unref (task); return; } _cairo_clear_surface (&self->priv->new_image); self->priv->new_image = gth_image_task_get_destination_surface (GTH_IMAGE_TASK (task)); if (self->priv->new_image == NULL) { g_object_unref (task); return; } window = gth_file_tool_get_window (GTH_FILE_TOOL (self)); viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window)); gth_image_viewer_page_set_image (GTH_IMAGE_VIEWER_PAGE (viewer_page), self->priv->new_image, FALSE); if (self->priv->apply_to_original) { gth_image_history_add_surface (gth_image_viewer_page_get_history (GTH_IMAGE_VIEWER_PAGE (viewer_page)), self->priv->new_image, -1, TRUE); gth_viewer_page_focus (GTH_VIEWER_PAGE (viewer_page)); gth_file_tool_hide_options (GTH_FILE_TOOL (self)); } else { update_dimensione_info_label (self, "new_dimensions_label", self->priv->new_width, self->priv->new_height, TRUE); update_dimensione_info_label (self, "scale_factor_label", (double) self->priv->new_width / self->priv->original_width, (double) self->priv->new_height / self->priv->original_height, FALSE); } g_object_unref (task); }
static void image_task_completed_cb (GthTask *task, GError *error, gpointer user_data) { GthFileToolAdjustContrast *self = user_data; GthImage *destination_image; self->priv->image_task = NULL; if (self->priv->closing) { g_object_unref (task); gth_image_viewer_page_tool_reset_image (GTH_IMAGE_VIEWER_PAGE_TOOL (self)); return; } if (error != NULL) { if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) apply_changes (self); g_object_unref (task); return; } destination_image = gth_image_task_get_destination (GTH_IMAGE_TASK (task)); if (destination_image == NULL) { g_object_unref (task); return; } cairo_surface_destroy (self->priv->destination); self->priv->destination = gth_image_get_cairo_surface (destination_image); self->priv->last_applied_method = self->priv->method; if (self->priv->apply_to_original) { if (self->priv->destination != NULL) { GtkWidget *window; GtkWidget *viewer_page; window = gth_file_tool_get_window (GTH_FILE_TOOL (self)); viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window)); gth_image_viewer_page_set_image (GTH_IMAGE_VIEWER_PAGE (viewer_page), self->priv->destination, TRUE); } gth_file_tool_hide_options (GTH_FILE_TOOL (self)); } else { if (! self->priv->view_original) gth_preview_tool_set_image (GTH_PREVIEW_TOOL (self->priv->preview_tool), self->priv->destination); } g_object_unref (task); }
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 void gth_file_tool_adjust_contrast_reset_image (GthImageViewerPageTool *base) { GthFileToolAdjustContrast *self = GTH_FILE_TOOL_ADJUST_CONTRAST (base); if (self->priv->image_task != NULL) { self->priv->closing = TRUE; return; } if (self->priv->apply_event != 0) { g_source_remove (self->priv->apply_event); self->priv->apply_event = 0; } gth_image_viewer_page_reset (GTH_IMAGE_VIEWER_PAGE (gth_image_viewer_page_tool_get_page (GTH_IMAGE_VIEWER_PAGE_TOOL (self)))); gth_file_tool_hide_options (GTH_FILE_TOOL (self)); }
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 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 void gth_file_tool_grayscale_reset_image (GthImageViewerPageTool *base) { GthFileToolGrayscale *self = GTH_FILE_TOOL_GRAYSCALE (base); if (self->priv->image_task != NULL) { self->priv->closing = TRUE; return; } if (self->priv->apply_event != 0) { g_source_remove (self->priv->apply_event); self->priv->apply_event = 0; } gth_image_viewer_page_reset (GTH_IMAGE_VIEWER_PAGE (gth_image_viewer_page_tool_get_page (GTH_IMAGE_VIEWER_PAGE_TOOL (self)))); gth_file_tool_hide_options (GTH_FILE_TOOL (self)); }
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_resize_reset_image (GthImageViewerPageTool *base) { GthFileToolResize *self = (GthFileToolResize *) base; if (self->priv->resize_task != NULL) { self->priv->closing = TRUE; gth_task_cancel (self->priv->resize_task); return; } if (self->priv->update_size_id != 0) { g_source_remove (self->priv->update_size_id); self->priv->update_size_id = 0; } gth_image_viewer_page_reset (GTH_IMAGE_VIEWER_PAGE (gth_image_viewer_page_tool_get_page (GTH_IMAGE_VIEWER_PAGE_TOOL (self)))); gth_file_tool_hide_options (GTH_FILE_TOOL (self)); }
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; }
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; }