static void
gimp_source_tool_set_src_display (GimpSourceTool *source_tool,
GimpDisplay *display)
{
if (source_tool->src_display != display)
{
if (source_tool->src_display)
{
GimpDisplayShell *src_shell;
src_shell = gimp_display_get_shell (source_tool->src_display);
if (source_tool->src_handle)
{
gimp_display_shell_remove_tool_item (src_shell,
source_tool->src_handle);
source_tool->src_handle = NULL;
}
if (source_tool->src_outline)
{
gimp_display_shell_remove_tool_item (src_shell,
source_tool->src_outline);
source_tool->src_outline = NULL;
}
}
source_tool->src_display = display;
}
}
static void
gimp_draw_tool_undraw (GimpDrawTool *draw_tool)
{
if (draw_tool->display)
{
GimpDisplayShell *shell = gimp_display_get_shell (draw_tool->display);
if (draw_tool->preview)
{
gimp_display_shell_remove_preview_item (shell, draw_tool->preview);
g_object_unref (draw_tool->preview);
draw_tool->preview = NULL;
}
if (draw_tool->item)
{
gimp_display_shell_remove_tool_item (shell, draw_tool->item);
g_object_unref (draw_tool->item);
draw_tool->item = NULL;
}
}
}
static void
gimp_source_tool_draw (GimpDrawTool *draw_tool)
{
GimpSourceTool *source_tool = GIMP_SOURCE_TOOL (draw_tool);
GimpSourceOptions *options = GIMP_SOURCE_TOOL_GET_OPTIONS (draw_tool);
GimpSourceCore *source;
source = GIMP_SOURCE_CORE (GIMP_PAINT_TOOL (draw_tool)->core);
GIMP_DRAW_TOOL_CLASS (parent_class)->draw (draw_tool);
if (gimp_source_core_use_source (source, options) &&
source->src_drawable && source_tool->src_display)
{
GimpDisplayShell *src_shell;
gint off_x;
gint off_y;
src_shell = gimp_display_get_shell (source_tool->src_display);
gimp_item_get_offset (GIMP_ITEM (source->src_drawable), &off_x, &off_y);
if (source_tool->src_outline)
{
gimp_display_shell_remove_tool_item (src_shell,
source_tool->src_outline);
source_tool->src_outline = NULL;
}
if (source_tool->show_source_outline)
{
source_tool->src_outline =
gimp_brush_tool_create_outline (GIMP_BRUSH_TOOL (source_tool),
source_tool->src_display,
source_tool->src_x + off_x,
source_tool->src_y + off_y);
if (source_tool->src_outline)
{
gimp_display_shell_add_tool_item (src_shell,
source_tool->src_outline);
g_object_unref (source_tool->src_outline);
}
}
if (source_tool->src_outline)
{
if (source_tool->src_handle)
{
gimp_display_shell_remove_tool_item (src_shell,
source_tool->src_handle);
source_tool->src_handle = NULL;
}
}
else
{
if (! source_tool->src_handle)
{
source_tool->src_handle =
gimp_canvas_handle_new (src_shell,
GIMP_HANDLE_CROSS,
GIMP_HANDLE_ANCHOR_CENTER,
source_tool->src_x + off_x,
source_tool->src_y + off_y,
GIMP_TOOL_HANDLE_SIZE_CROSS,
GIMP_TOOL_HANDLE_SIZE_CROSS);
gimp_display_shell_add_tool_item (src_shell,
source_tool->src_handle);
g_object_unref (source_tool->src_handle);
}
else
{
gimp_canvas_handle_set_position (source_tool->src_handle,
source_tool->src_x + off_x,
source_tool->src_y + off_y);
}
}
}
}
