static void
gimp_blend_tool_start_preview (GimpBlendTool *blend_tool,
GimpDisplay *display)
{
GimpTool *tool = GIMP_TOOL (blend_tool);
GimpImage *image = gimp_display_get_image (display);
GimpDrawable *drawable = gimp_image_get_active_drawable (image);
GimpBlendOptions *options = GIMP_BLEND_TOOL_GET_OPTIONS (blend_tool);
GimpContext *context = GIMP_CONTEXT (options);
tool->display = display;
tool->drawable = drawable;
if (blend_tool->grabbed_point != POINT_FILL_MODE)
{
gimp_blend_tool_create_image_map (blend_tool, drawable);
/* Initially sync all of the properties */
gimp_gegl_config_proxy_sync (GIMP_OBJECT (options), blend_tool->render_node);
/* Connect signal handlers for the gradient */
gimp_blend_tool_set_gradient (blend_tool, context->gradient);
}
if (! gimp_draw_tool_is_active (GIMP_DRAW_TOOL (blend_tool)))
gimp_draw_tool_start (GIMP_DRAW_TOOL (blend_tool), display);
}
static void
gimp_blend_tool_dispose (GObject *object)
{
GimpBlendTool *blend_tool = GIMP_BLEND_TOOL (object);
gimp_blend_tool_set_gradient (blend_tool, NULL);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gimp_blend_tool_options_notify (GimpTool *tool,
GimpToolOptions *options,
const GParamSpec *pspec)
{
GimpContext *context = GIMP_CONTEXT (options);
GimpBlendTool *blend_tool = GIMP_BLEND_TOOL (tool);
if (! strcmp (pspec->name, "gradient"))
{
gimp_blend_tool_set_gradient (blend_tool, context->gradient);
if (blend_tool->filter)
gimp_drawable_filter_apply (blend_tool->filter, NULL);
}
else if (blend_tool->render_node &&
gegl_node_find_property (blend_tool->render_node, pspec->name))
{
/* Sync any property changes on the config object that match the op */
GValue value = G_VALUE_INIT;
g_value_init (&value, pspec->value_type);
g_object_get_property (G_OBJECT (options), pspec->name, &value);
gegl_node_set_property (blend_tool->render_node, pspec->name, &value);
g_value_unset (&value);
if (! strcmp (pspec->name, "gradient-type"))
{
if (gimp_blend_tool_is_shapeburst (blend_tool))
gimp_blend_tool_precalc_shapeburst (blend_tool);
gimp_blend_tool_update_graph (blend_tool);
}
gimp_drawable_filter_apply (blend_tool->filter, NULL);
}
else if (blend_tool->filter &&
! strcmp (pspec->name, "opacity"))
{
gimp_drawable_filter_set_opacity (blend_tool->filter,
gimp_context_get_opacity (context));
}
else if (blend_tool->filter &&
! strcmp (pspec->name, "paint-mode"))
{
gimp_drawable_filter_set_mode (blend_tool->filter,
gimp_context_get_paint_mode (context));
}
}
