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-rw-r--r--app/bin/cjoin.c901
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diff --git a/app/bin/cjoin.c b/app/bin/cjoin.c
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+/*
+ * $Header: /home/dmarkle/xtrkcad-fork-cvs/xtrkcad/app/bin/cjoin.c,v 1.4 2008-03-06 19:35:05 m_fischer Exp $
+ *
+ * JOINS
+ *
+ */
+
+/* XTrkCad - Model Railroad CAD
+ * Copyright (C) 2005 Dave Bullis
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+
+
+#include "track.h"
+#include "ccurve.h"
+#include "cstraigh.h"
+#include "cjoin.h"
+#include "i18n.h"
+
+
+static int log_join = 0;
+typedef struct {
+ curveType_e type;
+ BOOL_T flip;
+ coOrd arcP;
+ DIST_T arcR;
+ ANGLE_T arcA0, arcA1;
+ coOrd pos[2];
+ } joinRes_t;
+
+static struct {
+ STATE_T state;
+ int joinMoveState;
+ struct {
+ TRKTYP_T realType;
+ track_p trk;
+ coOrd pos;
+ EPINX_T ep;
+ trackParams_t params;
+#ifdef LATER
+ curveType_e type;
+ ANGLE_T angle;
+ coOrd lineOrig;
+ coOrd lineEnd;
+ coOrd arcP;
+ DIST_T arcR;
+ ANGLE_T arcA0, arcA1;
+#endif
+ } inp[2];
+ joinRes_t jRes;
+ coOrd inp_pos[2];
+ easementData_t jointD[2];
+ } Dj;
+
+
+/*****************************************************************************
+ *
+ * JOIN
+ *
+ */
+
+
+static BOOL_T JoinWithStraight(
+ coOrd pos0,
+ ANGLE_T a0,
+ coOrd pos1,
+ ANGLE_T a1,
+ joinRes_t * res )
+/*
+ * Determine a track from a point and angle (pos1,a1) to
+ * a straight (given by an origin and angle: pos0, a0)
+ */
+{
+ coOrd Px;
+ ANGLE_T b, c;
+ DIST_T d;
+ DIST_T k;
+ coOrd off;
+ DOUBLE_T beyond;
+
+ b = NormalizeAngle( a0 - a1 );
+LOG( log_join, 2, (
+ "JwL: pos0=[%0.3f %0.3f] a0=%0.3f pos1=[%0.3f %0.3f] a1=%0.3f b=%0.3f\n",
+ pos0.x, pos0.y, a0, pos1.x, pos1.y, a1, b ) )
+
+/* 3 - cases: */
+ if (b >= 360.0-connectAngle/2.0 || b <= connectAngle/2.0) {
+/* CASE 1: antiparallel */
+ FindPos( &off, NULL, pos1, pos0, a0, 10000.0 );
+ res->arcR = off.y/2.0;
+ res->arcA1 = 180.0;
+LOG( log_join, 3, ("JwL: parallel: off.y=%0.3f\n", off.y ) )
+ res->arcA0 = NormalizeAngle( a1 - 90.0 );
+ Translate( &res->arcP, pos1, res->arcA0, res->arcR );
+ if (res->arcR > 0.0) {
+ res->flip = 0;
+ } else {
+ res->arcR = -res->arcR;
+ res->flip = 1;
+ }
+ } else if (b >= 180.0-connectAngle/2.0 && b <= 180.0+connectAngle/2.0) {
+/* CASE 2: parallel, possibly colinear? */
+ FindPos( &off, &beyond, pos0, pos1, a0, 100000.0 );
+LOG( log_join, 3, ("JwL: colinear? off.y=%0.3f\n", off.y ) )
+ if (off.y > -connectDistance && off.y < connectDistance) {
+ res->type = curveTypeStraight;
+ res->pos[0]=pos0;
+ res->pos[1]=pos1;
+LOG( log_join, 2, (" = STRAIGHT [%0.3f %0.3f] [%0.3f %0.3f]\n", pos0.x, pos0.y, pos1.x, pos1.y ) )
+ return TRUE;
+ } else {
+ res->type = curveTypeNone;
+ ErrorMessage( MSG_SELECTED_TRACKS_PARALLEL );
+ return TRUE;
+ }
+ } else {
+/* CASE 3: intersecting */
+ if (!FindIntersection( &Px, pos0, a0, pos1, a1 )) {
+ res->type = curveTypeNone;
+ ErrorMessage( MSG_SELECTED_TRACKS_PARALLEL );
+ return TRUE;
+ }
+ d = FindDistance( pos1, Px );
+ k = NormalizeAngle( FindAngle(pos1, Px) - a1 );
+ c = (b > 180.0) ? (360.0-b) : b;
+ if (k < 90.0 && k > 270.0)
+ c += 180.0;
+LOG( log_join, 3, (" Px=[%0.3f %0.3f] b=%0.3f c=%0.3f d=%0.3f k=%0.3f\n", Px.x, Px.y, b, c, d, k ) )
+ res->arcR = d * sin(D2R(c/2.0))/cos(D2R(c/2.0));
+ res->arcA1 = 180.0-c;
+ if (90.0<k && k<270.0)
+ res->arcA1 = 360.0 - res->arcA1;
+ if ( (res->arcA1>180.0) == (b>180.0) ) {
+ Translate( &res->arcP, pos1, a1-90.0, res->arcR );
+ res->arcA0 = NormalizeAngle( a0 - 90.0 );
+ res->flip = FALSE;
+ } else {
+ Translate( &res->arcP, pos1, a1+90.0, res->arcR );
+ res->arcA0 = NormalizeAngle( a1 - 90.0 );
+ res->flip = TRUE;
+ }
+ }
+LOG( log_join, 2, (" = CURVE @ Pc=[%0.3f %0.3f] R=%0.3f A0=%0.3f A1=%0.3f Flip=%d\n",
+ res->arcP.x, res->arcP.y, res->arcR, res->arcA0, res->arcA1, res->flip ) )
+ if (res->arcR<0.0) res->arcR = - res->arcR;
+ res->type = curveTypeCurve;
+ d = D2R(res->arcA1);
+ if (d < 0.0)
+ d = 2*M_PI + d;
+ InfoMessage( _("Curved Track: Radius=%s Length=%s"),
+ FormatDistance(res->arcR), FormatDistance(res->arcR*d) );
+ return TRUE;
+
+}
+
+static BOOL_T JoinWithCurve(
+ coOrd pos0,
+ DIST_T r0,
+ EPINX_T ep0,
+ coOrd pos1,
+ ANGLE_T a1, /* Angle perpendicular to track at (pos1) */
+ joinRes_t * res )
+/*
+ * Determine a track point and angle (pos1,a1) to
+ * a curve (given by center and radius (pos0, r0).
+ * Curve endPt (ep0) determines whether the connection is
+ * clockwise or counterclockwise.
+ */
+{
+ coOrd p1, pt;
+ DIST_T d, r;
+ ANGLE_T a, aa, A0, A1;
+
+/* Compute angle of line connecting endPoints: */
+ Translate( &p1, pos1, a1, -r0 );
+ aa = FindAngle( p1, pos0 );
+ a = NormalizeAngle( aa - a1 );
+LOG( log_join, 2, ("JwA: pos0=[%0.3f %0.3f] r0=%0.3f ep0=%d pos1=[%0.3f %0.3f] a1=%0.3f\n",
+ pos0.x, pos0.y, r0, ep0, pos1.x, pos1.y, a1 ) )
+LOG( log_join, 3, (" p1=[%0.3f %0.3f] aa=%0.3f a=%0.3f\n",
+ p1.x, p1.y, aa, a ) )
+
+ if ( (ep0==1 && a > 89.5 && a < 90.5) ||
+ (ep0==0 && a > 269.5 && a < 270.5) ) {
+/* The long way around! */
+ ErrorMessage( MSG_CURVE_TOO_LARGE );
+ res->type = curveTypeNone;
+
+ } else if ( (ep0==0 && a > 89.5 && a < 90.5) ||
+ (ep0==1 && a > 269.5 && a < 270.5) ) {
+/* Straight: */
+ PointOnCircle( &pt, pos0, r0, a1);
+LOG( log_join, 2, (" = STRAIGHT [%0.3f %0.3f] [%0.3f %0.3f]\n", pt.x, pt.y, pos1.x, pos1.y ) )
+ InfoMessage( _("Straight Track: Length=%s Angle=%0.3f"),
+ FormatDistance(FindDistance( pt, pos1 )), PutAngle(FindAngle( pt, pos1 )) );
+ res->type = curveTypeStraight;
+ res->pos[0]=pt;
+ res->pos[1]=pos1;
+ res->flip = FALSE;
+
+ } else {
+/* Curve: */
+ d = FindDistance( p1, pos0 ) / 2.0;
+ r = d/cos(D2R(a));
+ Translate( &res->arcP, p1, a1, r );
+ res->arcR = r-r0;
+LOG( log_join, 3, (" Curved d=%0.3f C=[%0.3f %0.3f], r=%0.3f a=%0.3f arcR=%0.3f\n",
+ d, res->arcP.x, res->arcP.y, r, a, res->arcR ) )
+ if ( (ep0==0) == (res->arcR<0) ) {
+ A1 = 180 + 2*a;
+ A0 = a1;
+ res->flip = TRUE;
+ } else {
+ A1 = 180 - 2*a;
+ A0 = a1 - A1;
+ res->flip = FALSE;
+ }
+ if (res->arcR>=0) {
+ A0 += 180.0;
+ } else {
+ res->arcR = - res->arcR;
+ }
+ res->arcA0 = NormalizeAngle( A0 );
+ res->arcA1 = NormalizeAngle( A1 );
+
+ if ( res->arcR*2.0*M_PI*res->arcA1/360.0 > mapD.size.x+mapD.size.y ) {
+ ErrorMessage( MSG_CURVE_TOO_LARGE );
+ res->type = curveTypeNone;
+ return TRUE;
+ }
+
+LOG( log_join, 3, (" A0=%0.3f A1=%0.3f R=%0.3f\n", res->arcA0, res->arcA1, res->arcR ) )
+ d = D2R(res->arcA1);
+ if (d < 0.0)
+ d = 2*M_PI + d;
+ InfoMessage( _("Curved Track: Radius=%s Length=%s Angle=%0.3f"),
+ FormatDistance(res->arcR), FormatDistance(res->arcR*d), PutAngle(res->arcA1) );
+ res->type = curveTypeCurve;
+ }
+ return TRUE;
+}
+
+/*****************************************************************************
+ *
+ * JOIN
+ *
+ */
+
+
+static STATUS_T AdjustJoint(
+ BOOL_T adjust,
+ ANGLE_T a1,
+ DIST_T eR[2],
+ ANGLE_T normalAngle )
+/*
+ * Compute how to join 2 tracks and then compute the transition-curve
+ * from the 2 tracks to the joint.
+ * The 2nd contact point (Dj.inp[1].pos) can be moved by (Dj.jointD[1].x)
+ * before computing the connection curve. This allows for the
+ * transition-curve.
+ *
+ * This function is called iteratively to fine-tune the offset (X) required
+ * for the transition-curves.
+ * The first call does not move the second contact point. Subsequent calls
+ * move the contact point by the previously computed offset.
+ * Hopefully, this converges on a stable value for the offset quickly.
+ */
+{
+ coOrd p0, p1;
+ ANGLE_T a0=0;
+ coOrd pc;
+ DIST_T eRc;
+ DIST_T l, d=0;
+
+ if (adjust)
+ Translate( &p1, Dj.inp[1].pos, a1, Dj.jointD[1].x );
+ else
+ p1 = Dj.inp[1].pos;
+
+ switch ( Dj.inp[0].params.type ) {
+ case curveTypeCurve:
+ if (adjust) {
+ a0 = FindAngle( Dj.inp[0].params.arcP, Dj.jRes.pos[0] ) +
+ ((Dj.jointD[0].Scurve==TRUE || Dj.jointD[0].flip==FALSE)?0:+180);
+ Translate( &pc, Dj.inp[0].params.arcP, a0, Dj.jointD[0].x );
+LOG( log_join, 2, (" Move P0 X%0.3f A%0.3f P1 X%0.3f A%0.3f)\n",
+ Dj.jointD[0].x, a0, Dj.jointD[1].x, a1 ) )
+ } else {
+ pc = Dj.inp[0].params.arcP;
+ }
+ if (!JoinWithCurve( pc, Dj.inp[0].params.arcR,
+ Dj.inp[0].params.ep, p1, normalAngle, &Dj.jRes ))
+ return FALSE;
+ break;
+ case curveTypeStraight:
+ if (adjust) {
+ a0 = Dj.inp[0].params.angle + (Dj.jointD[0].negate?-90.0:+90.0);
+ Translate( &p0, Dj.inp[0].params.lineOrig, a0, Dj.jointD[0].x );
+LOG( log_join, 2, (" Move P0 X%0.3f A%0.3f P1 X%0.3f A%0.3f\n",
+ Dj.jointD[0].x, a0, Dj.jointD[1].x, a1 ) )
+ } else {
+ p0 = Dj.inp[0].params.lineOrig;
+ }
+ if (!JoinWithStraight( p0, Dj.inp[0].params.angle, p1, Dj.inp[1].params.angle, &Dj.jRes ))
+ return FALSE;
+ break;
+ default:
+ break;
+ }
+
+ if (Dj.jRes.type == curveTypeNone) {
+ return FALSE;
+ }
+
+ if (Dj.jRes.type == curveTypeCurve) {
+ eRc = Dj.jRes.arcR;
+ if (Dj.jRes.flip==1)
+ eRc = -eRc;
+ } else
+ eRc = 0.0;
+
+ if ( ComputeJoint( eR[0], eRc, &Dj.jointD[0] ) == E_ERROR ||
+ ComputeJoint( -eR[1], -eRc, &Dj.jointD[1] ) == E_ERROR ) {
+ return FALSE;
+ }
+
+#ifdef LATER
+ for (inx=0; inx<2; inx++) {
+ if (Dj.inp[inx].params.type == curveTypeStraight ) {
+ d = FindDistance( Dj.inp[inx].params.lineOrig, Dj.inp_pos[inx] );
+ if (d < Dj.jointD[inx].d0) {
+ InfoMessage( _("Track (%d) is too short for transition-curve by %0.3f"),
+ GetTrkIndex(Dj.inp[inx].trk),
+ PutDim(fabs(Dj.jointD[inx].d0-d)) );
+ return FALSE;
+ }
+ }
+ }
+#endif
+
+ l = Dj.jointD[0].d0 + Dj.jointD[1].d0;
+ if (Dj.jRes.type == curveTypeCurve ) {
+ d = Dj.jRes.arcR * Dj.jRes.arcA1 * 2.0*M_PI/360.0;
+ } else if (Dj.jRes.type == curveTypeStraight ) {
+ d = FindDistance( Dj.jRes.pos[0], Dj.jRes.pos[1] );
+ }
+ d -= l;
+ if ( d <= minLength ) {
+ InfoMessage( _("Connecting track is too short by %0.3f"), PutDim(fabs(minLength-d)) );
+ return FALSE;
+ }
+
+ if (Dj.jRes.type == curveTypeCurve) {
+ PointOnCircle( &Dj.jRes.pos[Dj.jRes.flip], Dj.jRes.arcP,
+ Dj.jRes.arcR, Dj.jRes.arcA0 );
+ PointOnCircle( &Dj.jRes.pos[1-Dj.jRes.flip], Dj.jRes.arcP,
+ Dj.jRes.arcR, Dj.jRes.arcA0+Dj.jRes.arcA1 );
+ }
+
+ if (adjust)
+ Translate( &Dj.inp_pos[0], Dj.jRes.pos[0], a0+180.0, Dj.jointD[0].x );
+
+ return TRUE;
+}
+
+
+static STATUS_T DoMoveToJoin( coOrd pos )
+{
+ if ( selectedTrackCount <= 0 ) {
+ ErrorMessage( MSG_NO_SELECTED_TRK );
+ return C_CONTINUE;
+ }
+ if ( (Dj.inp[Dj.joinMoveState].trk = OnTrack( &pos, TRUE, TRUE )) == NULL )
+ return C_CONTINUE;
+ if (!CheckTrackLayer( Dj.inp[Dj.joinMoveState].trk ) )
+ return C_CONTINUE;
+ Dj.inp[Dj.joinMoveState].params.ep = PickUnconnectedEndPoint( pos, Dj.inp[Dj.joinMoveState].trk ); /* CHECKME */
+ if ( Dj.inp[Dj.joinMoveState].params.ep == -1 ) {
+#ifdef LATER
+ ErrorMessage( MSG_NO_ENDPTS );
+#endif
+ return C_CONTINUE;
+ }
+#ifdef LATER
+ if ( GetTrkEndTrk( Dj.inp[Dj.joinMoveState].trk, Dj.inp[Dj.joinMoveState].params.ep ) ) {
+ ErrorMessage( MSG_SEL_EP_CONN );
+ return C_CONTINUE;
+ }
+#endif
+ if (Dj.joinMoveState == 0) {
+ Dj.joinMoveState++;
+ InfoMessage( GetTrkSelected(Dj.inp[0].trk)?
+ _("Click on an unselected End-Point"):
+ _("Click on a selected End-Point") );
+ Dj.inp[0].pos = pos;
+ DrawFillCircle( &tempD, Dj.inp[0].pos, 0.10*mainD.scale, selectedColor );
+ return C_CONTINUE;
+ }
+ if ( GetTrkSelected(Dj.inp[0].trk) == GetTrkSelected(Dj.inp[1].trk) ) {
+ ErrorMessage( MSG_2ND_TRK_NOT_SEL_UNSEL, GetTrkSelected(Dj.inp[0].trk)
+ ? _("unselected") : _("selected") );
+ return C_CONTINUE;
+ }
+ DrawFillCircle( &tempD, Dj.inp[0].pos, 0.10*mainD.scale, selectedColor );
+ if (GetTrkSelected(Dj.inp[0].trk))
+ MoveToJoin( Dj.inp[0].trk, Dj.inp[0].params.ep, Dj.inp[1].trk, Dj.inp[1].params.ep );
+ else
+ MoveToJoin( Dj.inp[1].trk, Dj.inp[1].params.ep, Dj.inp[0].trk, Dj.inp[0].params.ep );
+ Dj.joinMoveState = 0;
+ return C_TERMINATE;
+}
+
+
+static STATUS_T CmdJoin(
+ wAction_t action,
+ coOrd pos )
+/*
+ * Join 2 tracks.
+ */
+{
+ DIST_T d=0, l;
+ coOrd off, p1;
+ EPINX_T ep;
+ track_p trk=NULL;
+ DOUBLE_T beyond;
+ STATUS_T rc;
+ ANGLE_T normalAngle=0;
+ EPINX_T inx;
+ ANGLE_T a, a1;
+ DIST_T eR[2];
+ BOOL_T ok;
+
+ switch (action) {
+
+ case C_START:
+ InfoMessage( _("Left click - join with track, Shift Left click - move to join") );
+ Dj.state = 0;
+ Dj.joinMoveState = 0;
+ /*ParamGroupRecord( &easementPG );*/
+ return C_CONTINUE;
+
+ case C_DOWN:
+ if ( (Dj.state == 0 && (MyGetKeyState() & WKEY_SHIFT) != 0) || Dj.joinMoveState != 0 )
+ return DoMoveToJoin( pos );
+
+ DYNARR_SET( trkSeg_t, tempSegs_da, 3 );
+ tempSegs(0).color = drawColorBlack;
+ tempSegs(0).width = 0;
+ tempSegs(1).color = drawColorBlack;
+ tempSegs(1).width = 0;
+ tempSegs(2).color = drawColorBlack;
+ tempSegs(2).width = 0;
+ tempSegs_da.cnt = 0;
+ Dj.joinMoveState = 0;
+/* Populate (Dj.inp[0]) and check for connecting abutting tracks */
+ if (Dj.state == 0) {
+ if ( (Dj.inp[0].trk = OnTrack( &pos, TRUE, TRUE )) == NULL)
+ return C_CONTINUE;
+ if (!CheckTrackLayer( Dj.inp[0].trk ) )
+ return C_CONTINUE;
+ Dj.inp[0].pos = pos;
+LOG( log_join, 1, ("JOIN: 1st track %d @[%0.3f %0.3f]\n",
+ GetTrkIndex(Dj.inp[0].trk), Dj.inp[0].pos.x, Dj.inp[1].pos.y ) )
+ if (!GetTrackParams( PARAMS_1ST_JOIN, Dj.inp[0].trk, pos, &Dj.inp[0].params ))
+ return C_CONTINUE;
+ Dj.inp[0].realType = GetTrkType(Dj.inp[0].trk);
+ InfoMessage( _("Select 2nd track") );
+ Dj.state = 1;
+ DrawFillCircle( &tempD, Dj.inp[0].pos, 0.10*mainD.scale, selectedColor );
+ return C_CONTINUE;
+ } else {
+ if ( (Dj.inp[1].trk = OnTrack( &pos, TRUE, TRUE )) == NULL)
+ return C_CONTINUE;
+ if (!CheckTrackLayer( Dj.inp[1].trk ) )
+ return C_CONTINUE;
+ Dj.inp[1].pos = pos;
+ if (!GetTrackParams( PARAMS_2ND_JOIN, Dj.inp[1].trk, pos, &Dj.inp[1].params ))
+ return C_CONTINUE;
+ if ( Dj.inp[0].trk == Dj.inp[1].trk ) {
+ ErrorMessage( MSG_JOIN_SAME );
+ return C_CONTINUE;
+ }
+ Dj.inp[1].realType = GetTrkType(Dj.inp[1].trk);
+ if ( IsCurveCircle( Dj.inp[0].trk ) )
+ Dj.inp[0].params.ep = PickArcEndPt( Dj.inp[0].params.arcP, Dj.inp[0].pos, pos );
+ if ( IsCurveCircle( Dj.inp[1].trk ) )
+ Dj.inp[1].params.ep = PickArcEndPt( Dj.inp[1].params.arcP, pos, Dj.inp[0].pos );
+
+LOG( log_join, 1, (" 2nd track %d, @[%0.3f %0.3f] EP0=%d EP1=%d\n",
+ GetTrkIndex(Dj.inp[1].trk), Dj.inp[1].pos.x, Dj.inp[1].pos.y,
+ Dj.inp[0].params.ep, Dj.inp[1].params.ep ) )
+LOG( log_join, 1, ("P1=[%0.3f %0.3f]\n", pos.x, pos.y ) )
+ if ( GetTrkEndTrk(Dj.inp[0].trk,Dj.inp[0].params.ep) != NULL) {
+ ErrorMessage( MSG_TRK_ALREADY_CONN, _("First") );
+ return C_CONTINUE;
+ }
+ if ( Dj.inp[1].params.ep >= 0 &&
+ GetTrkEndTrk(Dj.inp[1].trk,Dj.inp[1].params.ep) != NULL) {
+ ErrorMessage( MSG_TRK_ALREADY_CONN, _("Second") );
+ return C_CONTINUE;
+ }
+
+ rc = C_CONTINUE;
+ if ( MergeTracks( Dj.inp[0].trk, Dj.inp[0].params.ep,
+ Dj.inp[1].trk, Dj.inp[1].params.ep ) )
+ rc = C_TERMINATE;
+ else if ( Dj.inp[0].params.ep >= 0 && Dj.inp[1].params.ep >= 0 ) {
+ if ( Dj.inp[0].params.type == curveTypeStraight &&
+ Dj.inp[1].params.type == curveTypeStraight &&
+ ExtendStraightToJoin( Dj.inp[0].trk, Dj.inp[0].params.ep,
+ Dj.inp[1].trk, Dj.inp[1].params.ep ) )
+ rc = C_TERMINATE;
+ if ( ConnectAbuttingTracks( Dj.inp[0].trk, Dj.inp[0].params.ep,
+ Dj.inp[1].trk, Dj.inp[1].params.ep ) )
+ rc = C_TERMINATE;
+ }
+ if ( rc == C_TERMINATE ) {
+ DrawFillCircle( &tempD, Dj.inp[0].pos, 0.10*mainD.scale, selectedColor );
+ return rc;
+ }
+ if ( QueryTrack( Dj.inp[0].trk, Q_CANNOT_BE_ON_END ) ||
+ QueryTrack( Dj.inp[1].trk, Q_CANNOT_BE_ON_END ) ) {
+ ErrorMessage( MSG_JOIN_EASEMENTS );
+ return C_CONTINUE;
+ }
+
+ DrawFillCircle( &tempD, Dj.inp[0].pos, 0.10*mainD.scale, selectedColor );
+ Dj.state = 2;
+ Dj.jRes.flip = FALSE;
+ }
+ tempSegs_da.cnt = 0;
+
+ case C_MOVE:
+
+LOG( log_join, 3, ("P1=[%0.3f %0.3f]\n", pos.x, pos.y ) )
+ if (Dj.state != 2)
+ return C_CONTINUE;
+
+ DrawSegs( &tempD, zero, 0.0, &tempSegs(0), tempSegs_da.cnt, trackGauge, drawColorBlack );
+ tempSegs_da.cnt = 0;
+ tempSegs(0).color = drawColorBlack;
+ ok = FALSE;
+
+/* Populate (Dj.inp[1]) */
+ if ( QueryTrack(Dj.inp[1].trk,Q_REFRESH_JOIN_PARAMS_ON_MOVE) ) {
+ if ( !GetTrackParams( PARAMS_2ND_JOIN, Dj.inp[1].trk, pos, &Dj.inp[1].params ) )
+ return C_CONTINUE;
+ }
+ beyond = 1.0;
+ switch ( Dj.inp[1].params.type ) {
+ case curveTypeCurve:
+ normalAngle = FindAngle( Dj.inp[1].params.arcP, pos );
+ Dj.inp[1].params.angle = NormalizeAngle( normalAngle +
+ ((Dj.inp[1].params.ep==0)?-90.0:90.0));
+ PointOnCircle( &Dj.inp[1].pos, Dj.inp[1].params.arcP,
+ Dj.inp[1].params.arcR, normalAngle );
+ if (Dj.inp[0].params.ep == Dj.inp[1].params.ep)
+ normalAngle = NormalizeAngle( normalAngle + 180.0 );
+ break;
+ case curveTypeStraight:
+ FindPos( &off, &beyond, pos, Dj.inp[1].params.lineOrig, Dj.inp[1].params.angle,
+ 100000 );
+ Translate( &Dj.inp[1].pos, Dj.inp[1].params.lineOrig, Dj.inp[1].params.angle,
+ off.x );
+ normalAngle = NormalizeAngle( Dj.inp[1].params.angle +
+ ((Dj.inp[0].params.ep==0)?-90.0:90.0) );
+ break;
+ case curveTypeNone:
+ break;
+ }
+
+/* Compute the radius of the 2 tracks, for ComputeE() */
+ for (inx=0;inx<2;inx++)
+ if (Dj.inp[inx].params.type == curveTypeCurve) {
+ eR[inx] = Dj.inp[inx].params.arcR;
+ if (Dj.inp[inx].params.ep == inx)
+ eR[inx] = - eR[inx];
+ } else
+ eR[inx] = 0.0;
+
+ if (!AdjustJoint( FALSE, 0.0, eR, normalAngle ))
+ goto errorReturn;
+ /*return C_CONTINUE;*/
+
+ if (beyond < -0.000001) {
+#ifdef VERBOSE
+printf("pos=[%0.3f,%0.3f] lineOrig=[%0.3f,%0.3f], angle=%0.3f = off=[%0.3f,%0.3f], beyond=%0.3f\n",
+pos.x, pos.y, Dj.inp[1].params.lineOrig.x, Dj.inp[1].params.lineOrig.y, Dj.inp[1].params.angle, off.x, off.y, beyond );
+#endif
+ InfoMessage( _("Beyond end of 2nd track") );
+ goto errorReturn;
+ }
+ Dj.inp_pos[0] = Dj.jRes.pos[0];
+ Dj.inp_pos[1] = Dj.jRes.pos[1];
+
+LOG( log_join, 3, (" -E POS0=[%0.3f %0.3f] POS1=[%0.3f %0.3f]\n",
+ Dj.jRes.pos[0].x, Dj.jRes.pos[0].y,
+ Dj.jRes.pos[1].x, Dj.jRes.pos[1].y ) )
+
+ if ( Dj.jointD[0].x!=0.0 || Dj.jointD[1].x!=0.0 ) {
+
+/* Compute the transition-curve, hopefully twice is enough */
+ a1 = Dj.inp[1].params.angle + (Dj.jointD[1].negate?-90.0:+90.0);
+ if ((!AdjustJoint( TRUE, a1, eR, normalAngle )) ||
+ (!AdjustJoint( TRUE, a1, eR, normalAngle )) )
+ goto errorReturn;
+ /*return C_CONTINUE;*/
+
+ if (logTable(log_join).level >= 3) {
+ Translate( &p1, Dj.jRes.pos[1], a1+180.0, Dj.jointD[1].x );
+ LogPrintf(" X0=%0.3f, P1=[%0.3f %0.3f]\n",
+ FindDistance( Dj.inp_pos[0], Dj.jRes.pos[0] ), p1.x, p1.y );
+ LogPrintf(" E+ POS0=[%0.3f %0.3f]..[%0.3f %0.3f] POS1=[%0.3f %0.3f]..[%0.3f %0.3f]\n",
+ Dj.inp_pos[0].x, Dj.inp_pos[0].y,
+ Dj.jRes.pos[0].x, Dj.jRes.pos[0].y,
+ p1.x, p1.y, Dj.jRes.pos[1].x, Dj.jRes.pos[1].y );
+ }
+ }
+
+ switch ( Dj.inp[0].params.type ) {
+ case curveTypeStraight:
+ FindPos( &off, &beyond, Dj.inp_pos[0], Dj.inp[0].params.lineOrig,
+ Dj.inp[0].params.angle, 100000.0 );
+ if (beyond < 0.0) {
+ InfoMessage(_("Beyond end of 1st track"));
+ goto errorReturn;
+ /*Dj.jRes.type = curveTypeNone;
+ return C_CONTINUE;*/
+ }
+ d = FindDistance( Dj.inp_pos[0], Dj.inp[0].params.lineOrig );
+ break;
+ case curveTypeCurve:
+ if (IsCurveCircle(Dj.inp[0].trk)) {
+ d = 10000.0;
+ } else {
+ a = FindAngle( Dj.inp[0].params.arcP, Dj.inp_pos[0] );
+ if (Dj.inp[0].params.ep == 0)
+ a1 = NormalizeAngle( Dj.inp[0].params.arcA0+Dj.inp[0].params.arcA1-a );
+ else
+ a1 = NormalizeAngle( a-Dj.inp[0].params.arcA0 );
+ d = Dj.inp[0].params.arcR * a1 * 2.0*M_PI/360.0;
+ }
+ break;
+ default:
+ AbortProg( "cmdJoin - unknown type[0]" );
+ }
+ d -= Dj.jointD[0].d0;
+ if ( d <= minLength ) {
+ ErrorMessage( MSG_TRK_TOO_SHORT, _("First "), PutDim(fabs(minLength-d)) );
+ goto errorReturn;
+ /*Dj.jRes.type = curveTypeNone;
+ return C_CONTINUE;*/
+ }
+
+ switch ( Dj.inp[1].params.type ) {
+ case curveTypeStraight:
+ d = FindDistance( Dj.inp_pos[1], Dj.inp[1].params.lineOrig );
+ break;
+ case curveTypeCurve:
+ if (IsCurveCircle(Dj.inp[1].trk)) {
+ d = 10000.0;
+ } else {
+ a = FindAngle( Dj.inp[1].params.arcP, Dj.inp_pos[1] );
+ if (Dj.inp[1].params.ep == 0)
+ a1 = NormalizeAngle( Dj.inp[1].params.arcA0+Dj.inp[1].params.arcA1-a );
+ else
+ a1 = NormalizeAngle( a-Dj.inp[1].params.arcA0 );
+ d = Dj.inp[1].params.arcR * a1 * 2.0*M_PI/360.0;
+ }
+ break;
+ default:
+ AbortProg( "cmdJoin - unknown type[1]" );
+ }
+ d -= Dj.jointD[1].d0;
+ if ( d <= minLength ) {
+ ErrorMessage( MSG_TRK_TOO_SHORT, _("Second "), PutDim(fabs(minLength-d)) );
+ goto errorReturn;
+ /*Dj.jRes.type = curveTypeNone;
+ return C_CONTINUE;*/
+ }
+
+ l = Dj.jointD[0].d0 + Dj.jointD[1].d0;
+ if ( l > 0.0 ) {
+ if ( Dj.jRes.type == curveTypeCurve ) {
+ d = Dj.jRes.arcR * Dj.jRes.arcA1 * 2.0*M_PI/360.0;
+ } else if ( Dj.jRes.type == curveTypeStraight ) {
+ d = FindDistance( Dj.jRes.pos[0], Dj.jRes.pos[1] );
+ }
+ if ( d < l ) {
+ ErrorMessage( MSG_TRK_TOO_SHORT, _("Connecting "), PutDim(fabs(minLength-d)) );
+ goto errorReturn;
+ /*Dj.jRes.type = curveTypeNone;
+ return C_CONTINUE;*/
+ }
+ }
+
+/* Setup temp track */
+ for ( ep=0; ep<2; ep++ ) {
+ switch( Dj.inp[ep].params.type ) {
+ case curveTypeCurve:
+ tempSegs(tempSegs_da.cnt).type = SEG_CRVTRK;
+ tempSegs(tempSegs_da.cnt).u.c.center = Dj.inp[ep].params.arcP;
+ tempSegs(tempSegs_da.cnt).u.c.radius = Dj.inp[ep].params.arcR;
+ if (IsCurveCircle( Dj.inp[ep].trk ))
+ break;
+ a = FindAngle( Dj.inp[ep].params.arcP, Dj.inp_pos[ep] );
+ a1 = NormalizeAngle( a-Dj.inp[ep].params.arcA0 );
+ if (a1 <= Dj.inp[ep].params.arcA1)
+ break;
+ if (Dj.inp[ep].params.ep == 0) {
+ tempSegs(tempSegs_da.cnt).u.c.a0 = a;
+ tempSegs(tempSegs_da.cnt).u.c.a1 = NormalizeAngle(Dj.inp[ep].params.arcA0-a);
+ } else {
+ tempSegs(tempSegs_da.cnt).u.c.a0 = Dj.inp[ep].params.arcA0+Dj.inp[ep].params.arcA1;
+ tempSegs(tempSegs_da.cnt).u.c.a1 = a1-Dj.inp[ep].params.arcA1;
+ }
+ tempSegs_da.cnt++;
+ break;
+ case curveTypeStraight:
+ if ( FindDistance( Dj.inp[ep].params.lineOrig, Dj.inp[ep].params.lineEnd ) <
+ FindDistance( Dj.inp[ep].params.lineOrig, Dj.inp_pos[ep] ) ) {
+ tempSegs(tempSegs_da.cnt).type = SEG_STRTRK;
+ tempSegs(tempSegs_da.cnt).u.l.pos[0] = Dj.inp[ep].params.lineEnd;
+ tempSegs(tempSegs_da.cnt).u.l.pos[1] = Dj.inp_pos[ep];
+ tempSegs_da.cnt++;
+ }
+ break;
+ default:
+ ;
+ }
+ }
+
+ ok = TRUE;
+errorReturn:
+ if (!ok)
+ tempSegs(tempSegs_da.cnt).color = drawColorRed;
+ switch( Dj.jRes.type ) {
+ case curveTypeCurve:
+ tempSegs(tempSegs_da.cnt).type = SEG_CRVTRK;
+ tempSegs(tempSegs_da.cnt).u.c.center = Dj.jRes.arcP;
+ tempSegs(tempSegs_da.cnt).u.c.radius = Dj.jRes.arcR;
+ tempSegs(tempSegs_da.cnt).u.c.a0 = Dj.jRes.arcA0;
+ tempSegs(tempSegs_da.cnt).u.c.a1 = Dj.jRes.arcA1;
+ tempSegs_da.cnt++;
+ break;
+ case curveTypeStraight:
+ tempSegs(tempSegs_da.cnt).type = SEG_STRTRK;
+ tempSegs(tempSegs_da.cnt).u.l.pos[0] = Dj.jRes.pos[0];
+ tempSegs(tempSegs_da.cnt).u.l.pos[1] = Dj.jRes.pos[1];
+ tempSegs_da.cnt++;
+ break;
+ case curveTypeNone:
+ tempSegs_da.cnt = 0;
+ break;
+ default:
+ AbortProg( "Bad track type %d", Dj.jRes.type );
+ }
+ DrawSegs( &tempD, zero, 0.0, &tempSegs(0), tempSegs_da.cnt, trackGauge, drawColorBlack );
+ if (!ok)
+ Dj.jRes.type = curveTypeNone;
+ return C_CONTINUE;
+
+ case C_UP:
+ if (Dj.state == 0)
+ return C_CONTINUE;
+ if (Dj.state == 1) {
+ InfoMessage( _("Select 2nd track") );
+ return C_CONTINUE;
+ }
+ DrawSegs( &tempD, zero, 0.0, &tempSegs(0), tempSegs_da.cnt, trackGauge, drawColorBlack );
+ tempSegs(0).color = drawColorBlack;
+ tempSegs_da.cnt = 0;
+ if (Dj.jRes.type == curveTypeNone) {
+ Dj.state = 1;
+ DrawFillCircle( &tempD, Dj.inp[0].pos, 0.10*mainD.scale, selectedColor );
+ InfoMessage( _("Select 2nd track") );
+ return C_CONTINUE;
+ }
+ UndoStart( _("Join Tracks"), "newJoin" );
+ switch (Dj.jRes.type) {
+ case curveTypeStraight:
+ trk = NewStraightTrack( Dj.jRes.pos[0], Dj.jRes.pos[1] );
+ Dj.jRes.flip = FALSE;
+ break;
+ case curveTypeCurve:
+ trk = NewCurvedTrack( Dj.jRes.arcP, Dj.jRes.arcR,
+ Dj.jRes.arcA0, Dj.jRes.arcA1, 0 );
+ break;
+ case curveTypeNone:
+ return C_CONTINUE;
+ }
+
+ CopyAttributes( Dj.inp[0].trk, trk );
+ UndrawNewTrack( Dj.inp[0].trk );
+ UndrawNewTrack( Dj.inp[1].trk );
+ ep = Dj.jRes.flip?1:0;
+ Dj.state = 0;
+ rc = C_TERMINATE;
+ if ( (!JoinTracks( Dj.inp[0].trk, Dj.inp[0].params.ep, Dj.inp_pos[0],
+ trk, ep, Dj.jRes.pos[0], &Dj.jointD[0] ) ) ||
+ (!JoinTracks( Dj.inp[1].trk, Dj.inp[1].params.ep, Dj.inp_pos[1],
+ trk, 1-ep, Dj.jRes.pos[1], &Dj.jointD[1] ) ) )
+ rc = C_ERROR;
+
+ UndoEnd();
+ DrawNewTrack( Dj.inp[0].trk );
+ DrawNewTrack( Dj.inp[1].trk );
+ DrawNewTrack( trk );
+ return rc;
+
+#ifdef LATER
+ case C_LCLICK:
+ if ( (MyGetKeyState() & WKEY_SHIFT) == 0 ) {
+ rc = CmdJoin( C_DOWN, pos );
+ if (rc == C_TERMINATE)
+ return rc;
+ return CmdJoin( C_UP, pos );
+ }
+ if ( selectedTrackCount <= 0 ) {
+ ErrorMessage( MSG_NO_SELECTED_TRK );
+ return C_CONTINUE;
+ }
+ if ( (Dj.inp[Dj.joinMoveState].trk = OnTrack( &pos, TRUE, TRUE )) == NULL )
+ return C_CONTINUE;
+ if (!CheckTrackLayer( Dj.inp[Dj.joinMoveState].trk ) )
+ return C_CONTINUE;
+ Dj.inp[Dj.joinMoveState].params.ep = PickUnconnectedEndPoint( pos, Dj.inp[Dj.joinMoveState].trk ); /* CHECKME */
+ if ( Dj.inp[Dj.joinMoveState].params.ep == -1 ) {
+#ifdef LATER
+ ErrorMessage( MSG_NO_ENDPTS );
+#endif
+ return C_CONTINUE;
+ }
+#ifdef LATER
+ if ( GetTrkEndTrk( Dj.inp[Dj.joinMoveState].trk, Dj.inp[Dj.joinMoveState].params.ep ) ) {
+ ErrorMessage( MSG_SEL_EP_CONN );
+ return C_CONTINUE;
+ }
+#endif
+ if (Dj.joinMoveState == 0) {
+ Dj.joinMoveState++;
+ InfoMessage( GetTrkSelected(Dj.inp[0].trk)?
+ _("Click on an unselected End-Point"):
+ _("Click on a selected End-Point") );
+ return C_CONTINUE;
+ }
+ if ( GetTrkSelected(Dj.inp[0].trk) == GetTrkSelected(Dj.inp[1].trk) ) {
+ ErrorMessage( MSG_2ND_TRK_NOT_SEL_UNSEL, GetTrkSelected(Dj.inp[0].trk)
+ ? _("unselected") : _("selected") );
+ return C_CONTINUE;
+ }
+ if (GetTrkSelected(Dj.inp[0].trk))
+ MoveToJoin( Dj.inp[0].trk, Dj.inp[0].params.ep, Dj.inp[1].trk, Dj.inp[1].params.ep );
+ else
+ MoveToJoin( Dj.inp[1].trk, Dj.inp[1].params.ep, Dj.inp[0].trk, Dj.inp[0].params.ep );
+ Dj.joinMoveState = 0;
+ return C_TERMINATE;
+ break;
+#endif
+ case C_CANCEL:
+ case C_REDRAW:
+ if ( Dj.joinMoveState == 1 || Dj.state == 1 ) {
+ DrawFillCircle( &tempD, Dj.inp[0].pos, 0.10*mainD.scale, selectedColor );
+ }
+ DrawSegs( &tempD, zero, 0.0, &tempSegs(0), tempSegs_da.cnt, trackGauge, wDrawColorBlack );
+ break;
+
+
+ }
+ return C_CONTINUE;
+
+}
+
+/*****************************************************************************
+ *
+ * INITIALIZATION
+ *
+ */
+
+#include "bitmaps/join.xpm"
+
+void InitCmdJoin( wMenu_p menu )
+{
+ joinCmdInx = AddMenuButton( menu, CmdJoin, "cmdJoin", _("Join"), wIconCreatePixMap(join_xpm), LEVEL0_50, IC_STICKY|IC_POPUP, ACCL_JOIN, NULL );
+ log_join = LogFindIndex( "join" );
+}
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 10:51:05 +0000