Esempi in C++ (Cpp) per gth_image_viewer_page_tool_reset_image

Esempio n. 1

static void
original_image_task_completed_cb (GthTask  *task,
				  GError   *error,
				  gpointer  user_data)
{
	GthImageViewerPageTool *self = user_data;

	self->priv->image_task = NULL;

	if (gth_file_tool_is_cancelled (GTH_FILE_TOOL (self))) {
		gth_image_viewer_page_tool_reset_image (self);
		g_object_unref (task);
		return;
	}

	if (error != NULL) {
		g_object_unref (task);
		return;
	}

	self->priv->source = gth_original_image_task_get_image (task);
	if (self->priv->source != NULL)
		GTH_IMAGE_VIEWER_PAGE_TOOL_GET_CLASS (self)->modify_image (self);

	g_object_unref (task);
}

Esempio n. 2

File: gth-file-tool-resize.c Progetto: cormac-w/gthumb

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);
}

Esempio n. 3

File: gth-file-tool-adjust-contrast.c Progetto: cormac-w/gthumb

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);
}