Initial split-up of G-code handlers by category

Marlin/src/gcode/feature/fwretract/M207.h

@@ -0,0 +1,36 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/**
+ * M207: Set firmware retraction values
+ *
+ *   S[+units]    retract_length
+ *   W[+units]    swap_retract_length (multi-extruder)
+ *   F[units/min] retract_feedrate_mm_s
+ *   Z[units]     retract_zlift
+ */
+void gcode_M207() {
+  if (parser.seen('S')) retract_length = parser.value_axis_units(E_AXIS);
+  if (parser.seen('F')) retract_feedrate_mm_s = MMM_TO_MMS(parser.value_axis_units(E_AXIS));
+  if (parser.seen('Z')) retract_zlift = parser.value_linear_units();
+  if (parser.seen('W')) swap_retract_length = parser.value_axis_units(E_AXIS);
+}