# HG changeset patch
# User frosch <frosch@openttd.org>
# Date 2016-08-15 18:33:29
# Node ID 11fa7af547be9d62f709f6aa724e190453c6d4a5
# Parent  6d5ffefaabce2685068b1e3f5fa212bb6b5709ac

(svn r27629) -Fix: When dragging multiple vehicles in the depot, make the destination gap as long as the chain instead of just considering the first vehicle.

diff --git a/src/train_gui.cpp b/src/train_gui.cpp
--- a/src/train_gui.cpp
+++ b/src/train_gui.cpp
@@ -56,15 +56,16 @@ void CcBuildWagon(const CommandCost &res
  * @param px        The current x position to draw from.
  * @param max_width The maximum space available to draw.
  * @param selection Selected vehicle that is dragged.
+ * @param chain     Whether a whole chain is dragged.
  * @return The width of the highlight mark.
  */
-static int HighlightDragPosition(int px, int max_width, VehicleID selection)
+static int HighlightDragPosition(int px, int max_width, VehicleID selection, bool chain)
 {
 	bool rtl = _current_text_dir == TD_RTL;
 
 	assert(selection != INVALID_VEHICLE);
 	int dragged_width = WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
-	for (Train *t = Train::Get(selection); t != NULL; t = t->HasArticulatedPart() ? t->GetNextArticulatedPart() : NULL) {
+	for (Train *t = Train::Get(selection); t != NULL; t = chain ? t->Next() : (t->HasArticulatedPart() ? t->GetNextArticulatedPart() : NULL)) {
 		dragged_width += t->GetDisplayImageWidth(NULL);
 	}
 
@@ -114,7 +115,7 @@ void DrawTrainImage(const Train *v, int 
 	for (; v != NULL && (rtl ? px > 0 : px < max_width); v = v->Next()) {
 		if (dragging && !drag_at_end_of_train && drag_dest == v->index) {
 			/* Highlight the drag-and-drop destination inside the train. */
-			int drag_hlight_width = HighlightDragPosition(px, max_width, selection);
+			int drag_hlight_width = HighlightDragPosition(px, max_width, selection, _cursor.vehchain);
 			px += rtl ? -drag_hlight_width : drag_hlight_width;
 		}
 
@@ -146,7 +147,7 @@ void DrawTrainImage(const Train *v, int 
 
 	if (dragging && drag_at_end_of_train) {
 		/* Highlight the drag-and-drop destination at the end of the train. */
-		HighlightDragPosition(px, max_width, selection);
+		HighlightDragPosition(px, max_width, selection, _cursor.vehchain);
 	}
 
 	if (highlight_l != highlight_r) {