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app: add API to move an existing image-coords overlay around

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This commit is contained in:
Michael Natterer
2010-02-26 00:09:54 +01:00
parent ed5830fb7b
commit ff01c2d77e
2 changed files with 32 additions and 0 deletions
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28
app/display/gimpdisplayshell.c
View File

@ -1116,6 +1116,34 @@ gimp_display_shell_add_overlay (GimpDisplayShell *shell,
child, x, y);
}
void
gimp_display_shell_move_overlay (GimpDisplayShell *shell,
GtkWidget *child,
gdouble image_x,
gdouble image_y)
{
gdouble *x_data;
gdouble *y_data;
gdouble x, y;
g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
g_return_if_fail (GTK_IS_WIDGET (shell));
x_data = g_object_get_data (G_OBJECT (child), "image-x");
y_data = g_object_get_data (G_OBJECT (child), "image-y");
if (! x_data || ! y_data)
return;
*x_data = image_x;
*y_data = image_y;
gimp_display_shell_transform_xy_f (shell, *x_data, *y_data, &x, &y, FALSE);
gimp_overlay_box_set_child_position (GIMP_OVERLAY_BOX (shell->canvas),
child, x, y);
}
GimpImageWindow *
gimp_display_shell_get_window (GimpDisplayShell *shell)
{

4
app/display/gimpdisplayshell.h
View File

@ -223,6 +223,10 @@ void gimp_display_shell_add_overlay (GimpDisplayShell *shell,
GtkWidget *child,
gdouble image_x,
gdouble image_y);
void gimp_display_shell_move_overlay (GimpDisplayShell *shell,
GtkWidget *child,
gdouble image_x,
gdouble image_y);
GimpImageWindow * gimp_display_shell_get_window (GimpDisplayShell *shell);
GimpStatusbar * gimp_display_shell_get_statusbar (GimpDisplayShell *shell);