From d1a8285f818eb7e5c3d6a05709ea21a808490b8c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= <debian@jff-webhosting.net>
Date: Mon, 19 Mar 2018 19:55:58 +0100
Subject: New upstream version 5.1.0

---
 app/bin/cpull.c | 102 ++++++++++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 89 insertions(+), 13 deletions(-)

(limited to 'app/bin/cpull.c')

diff --git a/app/bin/cpull.c b/app/bin/cpull.c
index a10f426..d7f7c80 100644
--- a/app/bin/cpull.c
+++ b/app/bin/cpull.c
@@ -1,8 +1,5 @@
-/*
- * $Header: /home/dmarkle/xtrkcad-fork-cvs/xtrkcad/app/bin/cpull.c,v 1.4 2008-03-06 19:35:06 m_fischer Exp $
- *
+/** \file cpull.c
  * Pull and Tighten commands
- *
  */
 
 /*  XTrkCad - Model Railroad CAD
@@ -24,14 +21,15 @@
  */
 
 #include <math.h>
-#include "track.h"
+
 #include "cselect.h"
 #include "compound.h"
+#include "cundo.h"
+#include "fileio.h"
 #include "i18n.h"
-
-/*
- * pull track endpoint together
- */
+#include "messages.h"
+#include "track.h"
+#include "utility.h"
 
 int debugPull = 0;
 
@@ -454,12 +452,20 @@ static void PullTracks(
 	int cnt1, cnt2;
 	int rc;
 
+	if (QueryTrack(trk1,Q_CAN_ADD_ENDPOINTS) || QueryTrack(trk2,Q_CAN_ADD_ENDPOINTS)) {
+		ConnectTurntableTracks(trk1, ep1, trk2, ep2 );
+		return;
+	}
+
+	if (ep1<0 || ep1<0 ) return;
+
 	if (ConnectAbuttingTracks( trk1, ep1, trk2, ep2 ))
 		return;
 
 	if (ConnectAdjustableTracks( trk1, ep1, trk2, ep2 ))
 		return;
 
+
 	p1 = GetTrkEndPos( trk1, ep1 );
 	p2 = GetTrkEndPos( trk2, ep2 );
 	a1 = GetTrkEndAngle( trk1, ep1 );
@@ -593,12 +599,22 @@ static STATUS_T CmdPull(
 	static EPINX_T ep1;
 	track_p trk2;
 	EPINX_T ep2;
+	static BOOL_T turntable;
+
+	int countTracksR0 = 0, countTracksR1 = 0, possibleEndPoints = 0;
+	BOOL_T found = FALSE;
+	ANGLE_T a;
+	DIST_T d;
 
 	switch (action) {
 
 	case C_START:
-		InfoMessage( _("Select first End-Point to connect") );
+		if (selectedTrackCount==0)
+			InfoMessage( _("Select first end-point to connect") );
+		else
+			InfoMessage( _("Select first end-point to connect, or Right-Click for connecting selected tracks") );
 		trk1 = NULL;
+		turntable = FALSE;
 		return C_CONTINUE;
 
 	case C_LCLICK:
@@ -606,10 +622,14 @@ static STATUS_T CmdPull(
 			if (trk1 == NULL) {
 				if ((trk1 = OnTrack( &pos, TRUE, FALSE )) != NULL) {
 					if ((ep1 = PickUnconnectedEndPoint( pos, trk1 )) < 0) {
-						 trk1 = NULL;
+						if (QueryTrack(trk1, Q_CAN_ADD_ENDPOINTS)) {
+							turntable = TRUE;
+							ep1 = -1;
+						} else trk1 = NULL;
 					} else {
-						InfoMessage( _("Select second End-Point to connect") );
+						InfoMessage( _("Select second end-point to connect") );
 					}
+
 				}
 			} else {
 				if ((trk2 = OnTrack( &pos, TRUE, FALSE )) != NULL) {
@@ -619,6 +639,15 @@ static STATUS_T CmdPull(
 						inError = TRUE;
 						return C_TERMINATE;
 					}
+					if (!turntable && QueryTrack(trk2, Q_CAN_ADD_ENDPOINTS)) {
+						ep2 = -1;
+						turntable = TRUE;
+						PullTracks( trk2, ep2, trk1, ep1);
+						trk1 = NULL;
+						inError = TRUE;
+						turntable = FALSE;
+						return C_TERMINATE;
+					}
 				}
 			}
 		} else {
@@ -635,6 +664,53 @@ static STATUS_T CmdPull(
 		}
 		return C_CONTINUE;
 
+	case C_RCLICK:
+		if (selectedTrackCount==0) {
+			ErrorMessage(_("Connect Multiple Tracks - Select multiple tracks to join first"));
+			return C_CONTINUE;
+		}
+		if (NoticeMessage(_("Try to Connect all Selected Tracks?"), _("Yes"), _("No"))<=0) return C_CONTINUE;
+		trk1 = NULL;
+		trk2 = NULL;
+		UndoStart( _("ReConnect"),"Try to reconnect all selected tracks");
+		for (int i=0;i<2;i++) {  // Try twice - in case later joins help earlier ones and to try close ones first
+			while ( TrackIterate( &trk1 ) ) {
+				found = FALSE;
+				if ( GetTrkSelected( trk1 ) ) {
+					for (ep1=0; ep1<GetTrkEndPtCnt(trk1); ep1++) {
+						if (!GetTrkEndTrk( trk1, ep1 )) {
+							trk2 = NULL;
+							while (!found && TrackIterate(&trk2) ) {
+								if (trk1 == trk2) continue;
+								for (ep2=0; ep2<GetTrkEndPtCnt(trk2); ep2++) {
+									if (GetTrkEndTrk( trk2, ep2 )) continue;
+									d = FindDistance(GetTrkEndPos(trk1,ep1),GetTrkEndPos(trk2,ep2));
+									a = NormalizeAngle( 180+GetTrkEndAngle( trk1, ep1 ) - GetTrkEndAngle( trk2, ep2 )+(connectAngle/2.0));
+									// Take two passes. In round one favor closer connections. In round two try anything.
+									if ( (i==0 && (d < connectDistance) && (a < connectAngle)) ||
+											(i>0 && (d<3.0 && a<7.5))) {    // Match PullTracks criteria in round 2
+										PullTracks(trk1,ep1,trk2,ep2);
+										if (GetTrkEndTrk( trk2, ep2 )) {
+											found = TRUE;
+											if (i==0)
+												countTracksR0++;
+											else
+												countTracksR1++;
+											break;               //Stop looking
+										} else if (i==1) possibleEndPoints++;
+									}
+								}
+							}
+							if (found) break;  //Next EndPoint
+						}
+					}
+				}
+			}
+		}
+		UndoEnd();
+		NoticeMessage(_("Round 1 %d and Round 2 %d tracks connected, %d close pairs of end Points were not connected"), _("Ok"), NULL, countTracksR0, countTracksR1, possibleEndPoints);
+		return C_TERMINATE;
+
 	case C_REDRAW:
 		return C_CONTINUE;
 
@@ -658,5 +734,5 @@ static STATUS_T CmdPull(
 
 void InitCmdPull( wMenu_p menu )
 {
-	AddMenuButton( menu, CmdPull, "cmdConnect", _("Connect Sectional Tracks"), wIconCreatePixMap(pull_xpm), LEVEL0_50, IC_STICKY|IC_LCLICK|IC_POPUP2, ACCL_CONNECT, NULL );
+	AddMenuButton( menu, CmdPull, "cmdConnect", _("Connect Two Tracks"), wIconCreatePixMap(pull_xpm), LEVEL0_50, IC_STICKY|IC_LCLICK|IC_POPUP2|IC_RCLICK, ACCL_CONNECT, NULL );
 }
-- 
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