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-rw-r--r--app/bin/cmodify.c407
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diff --git a/app/bin/cmodify.c b/app/bin/cmodify.c
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+/*
+ * $Header: /home/dmarkle/xtrkcad-fork-cvs/xtrkcad/app/bin/cmodify.c,v 1.4 2008-03-06 19:35:05 m_fischer Exp $
+ *
+ * TRACK MODIFY
+ */
+
+/* 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 "cjoin.h"
+#include "ccurve.h"
+#include "cstraigh.h"
+#include "i18n.h"
+
+/*****************************************************************************
+ *
+ * MODIFY
+ *
+ */
+
+
+static struct {
+ track_p Trk;
+ trackParams_t params;
+ coOrd pos00, pos00x, pos01;
+ ANGLE_T angle;
+ curveData_t curveData;
+ easementData_t jointD;
+ DIST_T r1;
+ BOOL_T valid;
+ BOOL_T first;
+ } Dex;
+
+
+static int log_modify;
+
+static STATUS_T CmdModify(
+ wAction_t action,
+ coOrd pos )
+/*
+ * Extend a track with a curve or straight.
+ */
+{
+
+ track_p trk, trk1;
+ ANGLE_T a0;
+ DIST_T d;
+ ANGLE_T a;
+ EPINX_T inx;
+ curveType_e curveType;
+ static BOOL_T changeTrackMode;
+ static BOOL_T modifyRulerMode;
+
+ STATUS_T rc;
+ static DIST_T trackGauge;
+
+ if ( changeTrackMode ) {
+ if ( action == C_MOVE )
+ action = C_RMOVE;
+ if ( action == C_UP )
+ action = C_RUP;
+ }
+
+ switch (action&0xFF) {
+
+ case C_START:
+ InfoMessage( _("Select track to modify") );
+ Dex.Trk = NULL;
+ tempSegs_da.cnt = 0;
+ /*ChangeParameter( &easementPD );*/
+ trackGauge = 0.0;
+ changeTrackMode = modifyRulerMode = FALSE;
+ return C_CONTINUE;
+
+ case C_DOWN:
+ changeTrackMode = modifyRulerMode = FALSE;
+ DYNARR_SET( trkSeg_t, tempSegs_da, 2 );
+ tempSegs(0).color = wDrawColorBlack;
+ tempSegs(0).width = 0;
+ tempSegs(1).color = wDrawColorBlack;
+ tempSegs(1).width = 0;
+ tempSegs_da.cnt = 0;
+ SnapPos( &pos );
+ Dex.Trk = OnTrack( &pos, TRUE, FALSE );
+ if (Dex.Trk == NULL) {
+ if ( ModifyRuler( C_DOWN, pos ) == C_CONTINUE )
+ modifyRulerMode = TRUE;
+ return C_CONTINUE;
+ }
+ if (!CheckTrackLayer( Dex.Trk ) ) {
+ Dex.Trk = NULL;
+ return C_CONTINUE;
+ }
+ trackGauge = (IsTrack(Dex.Trk)?GetTrkGauge(Dex.Trk):0.0);
+ if ( (MyGetKeyState()&WKEY_SHIFT) &&
+ QueryTrack( Dex.Trk, Q_CAN_MODIFYRADIUS ) &&
+ (inx=PickUnconnectedEndPoint(pos,Dex.Trk)) >= 0 ) {
+ trk = Dex.Trk;
+ while ( (trk1=GetTrkEndTrk(trk,1-inx)) &&
+ QueryTrack(trk1, Q_CANNOT_BE_ON_END) ) {
+ inx = GetEndPtConnectedToMe( trk1, trk );
+ trk = trk1;
+ }
+ if (trk1) {
+ UndoStart( _("Change Track"), "Change( T%d[%d] )", GetTrkIndex(Dex.Trk), Dex.params.ep );
+ inx = GetEndPtConnectedToMe( trk1, trk );
+ Dex.Trk = NULL;
+ DeleteTrack(trk, TRUE);
+ if ( !GetTrkEndTrk( trk1, inx ) ) {
+ Dex.Trk = trk1;
+ Dex.pos00 = GetTrkEndPos( Dex.Trk, inx );
+ changeTrackMode = TRUE;
+ goto CHANGE_TRACK;
+ }
+ }
+ ErrorMessage( MSG_CANNOT_CHANGE );
+ }
+ rc = ModifyTrack( Dex.Trk, C_DOWN, pos );
+ if ( rc != C_CONTINUE ) {
+ Dex.Trk = NULL;
+ rc = C_CONTINUE;
+ }
+ DrawSegs( &tempD, zero, 0.0, &tempSegs(0), tempSegs_da.cnt, trackGauge, wDrawColorBlack );
+ MainRedraw();
+ return rc;
+
+ case C_MOVE:
+ if ( modifyRulerMode )
+ return ModifyRuler( C_MOVE, pos );
+ if (Dex.Trk == NULL)
+ return C_CONTINUE;
+ DrawSegs( &tempD, zero, 0.0, &tempSegs(0), tempSegs_da.cnt, trackGauge, wDrawColorBlack );
+ tempSegs_da.cnt = 0;
+ SnapPos( &pos );
+ rc = ModifyTrack( Dex.Trk, C_MOVE, pos );
+ if ( rc != C_CONTINUE ) {
+ rc = C_CONTINUE;
+ Dex.Trk = NULL;
+ }
+ DrawSegs( &tempD, zero, 0.0, &tempSegs(0), tempSegs_da.cnt, trackGauge, wDrawColorBlack );
+ MainRedraw();
+ return rc;
+
+
+ case C_UP:
+ if (Dex.Trk == NULL)
+ return C_CONTINUE;
+ if ( modifyRulerMode )
+ return ModifyRuler( C_MOVE, pos );
+ DrawSegs( &tempD, zero, 0.0, &tempSegs(0), tempSegs_da.cnt, trackGauge, wDrawColorBlack );
+ tempSegs_da.cnt = 0;
+ SnapPos( &pos );
+ UndoStart( _("Modify Track"), "Modify( T%d[%d] )", GetTrkIndex(Dex.Trk), Dex.params.ep );
+ UndoModify( Dex.Trk );
+ rc = ModifyTrack( Dex.Trk, C_UP, pos );
+ UndoEnd();
+ //changeTrackMode = FALSE;
+ Dex.Trk = NULL;
+ MainRedraw();
+
+ return rc;
+
+ case C_RDOWN:
+ changeTrackMode = TRUE;
+ modifyRulerMode = FALSE;
+ Dex.Trk = OnTrack( &pos, TRUE, TRUE );
+ if (Dex.Trk) {
+ if (!CheckTrackLayer( Dex.Trk ) ) {
+ Dex.Trk = NULL;
+ return C_CONTINUE;
+ }
+ trackGauge = GetTrkGauge( Dex.Trk );
+ Dex.pos00 = pos;
+CHANGE_TRACK:
+ if (GetTrackParams( PARAMS_EXTEND, Dex.Trk, Dex.pos00, &Dex.params)) {
+ if (Dex.params.ep == -1) {
+ Dex.Trk = NULL;
+ return C_CONTINUE;
+ break;
+ }
+ if (Dex.params.ep == 0) {
+ Dex.params.arcR = -Dex.params.arcR;
+ }
+ Dex.pos00 = GetTrkEndPos(Dex.Trk,Dex.params.ep);
+ Dex.angle = GetTrkEndAngle( Dex.Trk,Dex.params.ep);
+ Translate( &Dex.pos00x, Dex.pos00, Dex.angle, 10.0 );
+LOG( log_modify, 1, ("extend endPt[%d] = [%0.3f %0.3f] A%0.3f\n",
+ Dex.params.ep, Dex.pos00.x, Dex.pos00.y, Dex.angle ) )
+ InfoMessage( _("Drag to create new track segment") );
+ } else {
+ return C_ERROR;
+ }
+ }
+ Dex.first = TRUE;
+ MainRedraw();
+#ifdef LATER
+ return C_CONTINUE;
+#endif
+
+ case C_RMOVE:
+ DrawSegs( &tempD, zero, 0.0, &tempSegs(0), tempSegs_da.cnt, trackGauge, wDrawColorBlack );
+ tempSegs_da.cnt = 0;
+ Dex.valid = FALSE;
+ if (Dex.Trk == NULL) return C_CONTINUE;
+ SnapPos( &pos );
+ if ( Dex.first && FindDistance( pos, Dex.pos00 ) <= minLength )
+ return C_CONTINUE;
+ Dex.first = FALSE;
+ Dex.pos01 = Dex.pos00;
+ PlotCurve( crvCmdFromEP1, Dex.pos00, Dex.pos00x, pos, &Dex.curveData, TRUE );
+ curveType = Dex.curveData.type;
+ if ( curveType == curveTypeStraight ) {
+ Dex.r1 = 0.0;
+ if (Dex.params.type == curveTypeCurve) {
+ if (ComputeJoint( Dex.params.arcR, Dex.r1, &Dex.jointD ) == E_ERROR)
+ return C_CONTINUE;
+ d = Dex.params.len - Dex.jointD.d0;
+ if (d <= minLength) {
+ ErrorMessage( MSG_TRK_TOO_SHORT, "First ", PutDim(fabs(minLength-d)) );
+ return C_CONTINUE;
+ }
+ a0 = Dex.angle + (Dex.jointD.negate?-90.0:+90.0);
+ Translate( &Dex.pos01, Dex.pos00, a0, Dex.jointD.x );
+ Translate( &Dex.curveData.pos1, Dex.curveData.pos1,
+ a0, Dex.jointD.x );
+LOG( log_modify, 2, ("A=%0.3f X=%0.3f\n", a0, Dex.jointD.x ) )
+ } else {
+ Dex.jointD.d1 = 0.0;
+ }
+ tempSegs(0).type = SEG_STRTRK;
+ tempSegs(0).width = 0;
+ tempSegs(0).u.l.pos[0] = Dex.pos01;
+ tempSegs(0).u.l.pos[1] = Dex.curveData.pos1;
+ d = FindDistance( Dex.pos01, Dex.curveData.pos1 );
+ d -= Dex.jointD.d1;
+ if (d <= minLength) {
+ ErrorMessage( MSG_TRK_TOO_SHORT, "Extending ", PutDim(fabs(minLength-d)) );
+ return C_CONTINUE;
+ }
+ tempSegs_da.cnt = 1;
+ Dex.valid = TRUE;
+ if (action != C_RDOWN)
+ InfoMessage( _("Straight Track: Length=%s Angle=%0.3f"),
+ FormatDistance( FindDistance( Dex.curveData.pos1, Dex.pos01 ) ),
+ PutAngle( FindAngle( Dex.pos01, Dex.curveData.pos1 ) ) );
+ } else if ( curveType == curveTypeNone ) {
+ if (action != C_RDOWN)
+ InfoMessage( _("Back") );
+ return C_CONTINUE;
+ } else if ( curveType == curveTypeCurve ) {
+ Dex.r1 = Dex.curveData.curveRadius;
+ if ( easeR > 0.0 && Dex.r1 < easeR ) {
+ ErrorMessage( MSG_RADIUS_LSS_EASE_MIN,
+ FormatDistance( Dex.r1 ), FormatDistance( easeR ) );
+ return C_CONTINUE;
+ }
+ if ( Dex.r1*2.0*M_PI*Dex.curveData.a1/360.0 > mapD.size.x+mapD.size.y ) {
+ ErrorMessage( MSG_CURVE_TOO_LARGE );
+ return C_CONTINUE;
+ }
+ if ( NormalizeAngle( FindAngle( Dex.pos00, pos ) - Dex.angle ) > 180.0 )
+ Dex.r1 = -Dex.r1;
+ if ( QueryTrack( Dex.Trk, Q_IGNORE_EASEMENT_ON_EXTEND ) ) {
+ /* Ignore easements when extending turnouts */
+ Dex.jointD.x =
+ Dex.jointD.r0 = Dex.jointD.r1 =
+ Dex.jointD.l0 = Dex.jointD.l1 =
+ Dex.jointD.d0 = Dex.jointD.d1 = 0.0;
+ Dex.jointD.flip = Dex.jointD.negate = Dex.jointD.Scurve = FALSE;
+ } else {
+ if (ComputeJoint( Dex.params.arcR, Dex.r1, &Dex.jointD ) == E_ERROR)
+ return C_CONTINUE;
+ d = Dex.params.len - Dex.jointD.d0;
+ if (d <= minLength) {
+ ErrorMessage( MSG_TRK_TOO_SHORT, "First ", PutDim(fabs(minLength-d)) );
+ return C_CONTINUE;
+ }
+ }
+ d = Dex.curveData.curveRadius * Dex.curveData.a1 * 2.0*M_PI/360.0;
+ d -= Dex.jointD.d1;
+ if (d <= minLength) {
+ ErrorMessage( MSG_TRK_TOO_SHORT, "Extending ", PutDim(fabs(minLength-d)) );
+ return C_CONTINUE;
+ }
+ a0 = Dex.angle + (Dex.jointD.negate?-90.0:+90.0);
+ Translate( &Dex.pos01, Dex.pos00, a0, Dex.jointD.x );
+ Translate( &Dex.curveData.curvePos, Dex.curveData.curvePos,
+ a0, Dex.jointD.x );
+LOG( log_modify, 2, ("A=%0.3f X=%0.3f\n", a0, Dex.jointD.x ) )
+ tempSegs(0).type = SEG_CRVTRK;
+ tempSegs(0).width = 0;
+ tempSegs(0).u.c.center = Dex.curveData.curvePos;
+ tempSegs(0).u.c.radius = Dex.curveData.curveRadius,
+ tempSegs(0).u.c.a0 = Dex.curveData.a0;
+ tempSegs(0).u.c.a1 = Dex.curveData.a1;
+ tempSegs_da.cnt = 1;
+ d = D2R(Dex.curveData.a1);
+ if (d < 0.0)
+ d = 2*M_PI + d;
+ a = NormalizeAngle( Dex.angle - FindAngle( Dex.pos00, Dex.curveData.curvePos ) );
+ if ( a < 180.0 )
+ a = NormalizeAngle( Dex.curveData.a0-90 );
+ else
+ a = NormalizeAngle( Dex.curveData.a0+Dex.curveData.a1+90.0 );
+ Dex.valid = TRUE;
+ if (action != C_RDOWN)
+ InfoMessage( _("Curve Track: Radius=%s Length=%s Angle=%0.3f"),
+ FormatDistance( Dex.curveData.curveRadius ),
+ FormatDistance( Dex.curveData.curveRadius * d),
+ Dex.curveData.a1 );
+ }
+ DrawSegs( &tempD, zero, 0.0, &tempSegs(0), tempSegs_da.cnt, trackGauge, wDrawColorBlack );
+ MainRedraw();
+ return C_CONTINUE;
+
+ case C_RUP:
+ changeTrackMode = FALSE;
+ DrawSegs( &tempD, zero, 0.0, &tempSegs(0), tempSegs_da.cnt, trackGauge, wDrawColorBlack );
+ tempSegs_da.cnt = 0;
+ if (Dex.Trk == NULL) return C_CONTINUE;
+ if (!Dex.valid)
+ return C_CONTINUE;
+ UndoStart( _("Extend Track"), "Extend( T%d[%d] )", GetTrkIndex(Dex.Trk), Dex.params.ep );
+ trk = NULL;
+ curveType = Dex.curveData.type;
+
+ if ( curveType == curveTypeStraight ) {
+ if ( Dex.params.type == curveTypeStraight && Dex.params.len > 0 ) {
+ //UndrawNewTrack( Dex.Trk );
+ UndoModify( Dex.Trk );
+ AdjustStraightEndPt( Dex.Trk, Dex.params.ep, Dex.curveData.pos1 );
+ UndoEnd();
+ DrawNewTrack(Dex.Trk );
+ MainRedraw();
+ return C_TERMINATE;
+ }
+ trk = NewStraightTrack( Dex.pos01, Dex.curveData.pos1 );
+ inx = 0;
+
+ } else if ( curveType == curveTypeCurve ) {
+LOG( log_modify, 1, ("A0 = %0.3f, A1 = %0.3f\n",
+ Dex.curveData.a0, Dex.curveData.a1 ) )
+ trk = NewCurvedTrack( Dex.curveData.curvePos, Dex.curveData.curveRadius,
+ Dex.curveData.a0, Dex.curveData.a1, 0 );
+ inx = PickUnconnectedEndPoint( Dex.pos01, trk );
+ if (inx == -1)
+ return C_ERROR;
+
+ } else {
+ return C_ERROR;
+ }
+ //UndrawNewTrack( Dex.Trk );
+ CopyAttributes( Dex.Trk, trk );
+ JoinTracks( Dex.Trk, Dex.params.ep, Dex.pos00, trk, inx, Dex.pos01, &Dex.jointD );
+ UndoEnd();
+ DrawNewTrack( trk );
+ DrawNewTrack( Dex.Trk );
+ Dex.Trk = NULL;
+ MainRedraw();
+ return C_TERMINATE;
+
+ case C_REDRAW:
+ if ( (!changeTrackMode) && Dex.Trk && !QueryTrack( Dex.Trk, Q_MODIFY_REDRAW_DONT_UNDRAW_TRACK ) )
+ UndrawNewTrack( Dex.Trk );
+ DrawSegs( &tempD, zero, 0.0, &tempSegs(0), tempSegs_da.cnt, trackGauge, wDrawColorBlack );
+ return C_CONTINUE;
+
+ case C_TEXT:
+ if ( !Dex.Trk )
+ return C_CONTINUE;
+ return ModifyTrack( Dex.Trk, action, pos );
+
+ default:
+ return C_CONTINUE;
+ }
+}
+
+
+/*****************************************************************************
+ *
+ * INITIALIZATION
+ *
+ */
+
+#include "bitmaps/extend.xpm"
+
+void InitCmdModify( wMenu_p menu )
+{
+ modifyCmdInx = AddMenuButton( menu, CmdModify, "cmdModify", _("Modify"), wIconCreatePixMap(extend_xpm), LEVEL0_50, IC_STICKY|IC_POPUP, ACCL_MODIFY, NULL );
+ log_modify = LogFindIndex( "modify" );
+}