Index: trunk/src/obj_text.c
===================================================================
--- trunk/src/obj_text.c	(revision 31189)
+++ trunk/src/obj_text.c	(revision 31190)
@@ -1032,6 +1032,14 @@
 	} PCB_ENDALL_LOOP;
 }
 
+int pcb_text_chg_scale(pcb_text_t *text, double scx, rnd_bool absx, double scy, rnd_bool absy, rnd_bool undoable)
+{
+	TODO("undo: make this undoable");
+	text->scale_x = absx ? scx : text->scale_x + scx;
+	text->scale_y = absy ? scy : text->scale_y + scy;
+	return 0;
+}
+
 /*** draw ***/
 
 #define MAX_SIMPLE_POLY_POINTS 256
Index: trunk/src/obj_text_op.h
===================================================================
--- trunk/src/obj_text_op.h	(revision 31189)
+++ trunk/src/obj_text_op.h	(revision 31190)
@@ -52,3 +52,6 @@
 void *pcb_textop_change_flag(pcb_opctx_t *ctx, pcb_layer_t *Layer, pcb_text_t *Text);
 void *pcb_textop_invalidate_label(pcb_opctx_t *ctx, pcb_layer_t *layer, pcb_text_t *text);
 
+
+/* undoable scale_x and scale_y change */
+int pcb_text_chg_scale(pcb_text_t *text, double scx, rnd_bool absx, double scy, rnd_bool absy, rnd_bool undoable);