field.c

linux下的人机对话编程

  if(value==FALSE){
 line_D4G= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point1,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
  }
if(value==TRUE){
   gnome_canvas_item_set( line_D4G,"points",point1,"fill_color", cr,"width_units",                       4.0,"join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
       gnome_canvas_item_request_update(line_D4G);
       gnome_canvas_item_show(line_D4G);
      
       }
}

/*_____________________________________*/

if(i==24){
  if(value==FALSE){
 line_SJG= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point1,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
  }
if(value==TRUE){
   gnome_canvas_item_set( line_SJG,"points",point1,"fill_color", cr,"width_units",                       4.0,"join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
       gnome_canvas_item_request_update(line_SJG);
       gnome_canvas_item_show(line_SJG);
      
       }
}


 gnome_canvas_points_unref(point1);

 

 return 1;


}


/*-------------------------1个道岔区段--------------------------------------*/
int draw_onesw_fd(double fx,double fy,double f1x,double f1y,double f2x,double f2y,
		      double f3x,double f3y,double f4x,double f4y,double f8x,double f8y,double                      f9x, double f9y,int dir,gchar*cr,GtkWidget*canvas){
  GnomeCanvasPoints *point1,*point2;
  GnomeCanvasGroup *group;
  group=gnome_canvas_root(GNOME_CANVAS(canvas));
  double c1x,c1y,c2x,c2y,c3x,c3y,c4x,c4y;

 
  if(dir==0){/*一岔区段里的道岔为定位*/
   
 
   point1=gnome_canvas_points_new(2);
   point1->coords[0]=fx;
   point1->coords[1]=fy;
   point1->coords[2]=f2x;
   point1->coords[3]=f2y;

   point2=gnome_canvas_points_new(4);
   point2->coords[0]=fx;
   point2->coords[1]=fy;
   point2->coords[2]=f1x;
   point2->coords[3]=f1y;
   point2->coords[4]=f3x;
   point2->coords[5]=f3y;
   point2->coords[6]=f4x;
   point2->coords[7]=f4y;

   if(i==5) {          /*1DG*/
     if(Ctr_1_DB==TRUE){
 gtk_object_destroy(GTK_OBJECT(dot1_1DB));
 gtk_object_destroy(GTK_OBJECT(dot1_2DB));
 Ctr_1_DB=FALSE;
     }
     if(Ctr_1_FB==TRUE){
 gtk_object_destroy(GTK_OBJECT(dot1_1FB));
 gtk_object_destroy(GTK_OBJECT(dot1_2FB));
 Ctr_1_FB=FALSE;
     }


     if(value==FALSE){
 line_1DB_DG= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point1,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
 line_1FB_DG= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point2,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
     }

 if(value==TRUE){

 gnome_canvas_item_set( line_1DB_DG,"points",point1,"fill_color", cr,"width_units",                       4.0,"join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
       gnome_canvas_item_request_update(line_1DB_DG);
       gnome_canvas_item_show(line_1DB_DG);
       gnome_canvas_item_hide(line_1FB_DG);
      
     }

 if(Ctr_1_DB==FALSE){
 c1x=f1x-2.0;
 c1y=f1y-2.0;
 c2x=f1x+2.0;
 c2y=f1y+2.0;
 dot1_1DB=gnome_canvas_item_new(group, /*1号道岔两个小点*/
                        gnome_canvas_ellipse_get_type(),
		        "x1",c1x,"y1",c1y,"x2",c2x,"y2",c2y,"fill_color","green",
		        NULL);
 c3x=f8x-2.0;
 c3y=f8y-2.0;
 c4x=f8x+2.0;
 c4y=f8y+2.0;
 dot1_2DB=gnome_canvas_item_new(group,
                        gnome_canvas_ellipse_get_type(),
		        "x1",c3x,"y1",c3y,"x2",c4x,"y2",c4y,"fill_color","green",
		        NULL);
 Ctr_1_DB=TRUE; /* 两个点已经存在*/
 }

   }




   if(i==6){        /*3DG*/
  
 if(Ctr_3_DB==TRUE){
 gtk_object_destroy(GTK_OBJECT(dot3_1DB));
 gtk_object_destroy(GTK_OBJECT(dot3_2DB));
 Ctr_3_DB=FALSE;
     }
     if(Ctr_3_FB==TRUE){
 gtk_object_destroy(GTK_OBJECT(dot3_1FB));
 gtk_object_destroy(GTK_OBJECT(dot3_2FB));
 Ctr_3_FB=FALSE;
     }
     if(value==FALSE){
 line_3DB_DG= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point1,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
 line_3FB_DG= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point2,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
     }
 if(value==TRUE){

 gnome_canvas_item_set( line_3DB_DG,"points",point1,"fill_color", cr,"width_units",                       4.0,"join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
       gnome_canvas_item_request_update(line_3DB_DG);
       gnome_canvas_item_show(line_3DB_DG);
       gnome_canvas_item_hide(line_3FB_DG);
      
     }
   

 if(Ctr_3_DB==FALSE){
 c1x=f1x-2.0;
 c1y=f1y-2.0;
 c2x=f1x+2.0;
 c2y=f1y+2.0;
 dot3_1DB=gnome_canvas_item_new(group, /*3号道岔两个小点*/
                        gnome_canvas_ellipse_get_type(),
		        "x1",c1x,"y1",c1y,"x2",c2x,"y2",c2y,"fill_color","green",
		        NULL);
 c3x=f8x-2.0;
 c3y=f8y-2.0;
 c4x=f8x+2.0;
 c4y=f8y+2.0;
 dot3_2DB=gnome_canvas_item_new(group,
                        gnome_canvas_ellipse_get_type(),
		        "x1",c3x,"y1",c3y,"x2",c4x,"y2",c4y,"fill_color","green",
		        NULL);
 Ctr_3_DB=TRUE; /* 两个点已经存在*/
 }
   }



   if(i==9){     /*13DG*/
 
if(Ctr_13_DB==TRUE){
 gtk_object_destroy(GTK_OBJECT(dot13_1DB));
 gtk_object_destroy(GTK_OBJECT(dot13_2DB));
 Ctr_13_DB=FALSE;
     }
     if(Ctr_13_FB==TRUE){
 gtk_object_destroy(GTK_OBJECT(dot13_1FB));
 gtk_object_destroy(GTK_OBJECT(dot13_2FB));
 Ctr_13_FB=FALSE;
     }
     if(value==FALSE){
 line_13DB_DG= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point1,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
 line_13FB_DG= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point2,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
     }
 if(value==TRUE){

 gnome_canvas_item_set( line_13DB_DG,"points",point1,"fill_color", cr,"width_units",                       4.0,"join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
       gnome_canvas_item_request_update(line_13DB_DG);
       gnome_canvas_item_show(line_13DB_DG);
       gnome_canvas_item_hide(line_13FB_DG);
      
     }
 if(Ctr_13_DB==FALSE){
 c1x=f1x-2.0;
 c1y=f1y-2.0;
 c2x=f1x+2.0;
 c2y=f1y+2.0;
 dot13_1DB=gnome_canvas_item_new(group, /*13号道岔两个小点*/
                        gnome_canvas_ellipse_get_type(),
		        "x1",c1x,"y1",c1y,"x2",c2x,"y2",c2y,"fill_color","green",
		        NULL);
 c3x=f8x-2.0;
 c3y=f8y-2.0;
 c4x=f8x+2.0;
 c4y=f8y+2.0;
 dot13_2DB=gnome_canvas_item_new(group,
                        gnome_canvas_ellipse_get_type(),
		        "x1",c3x,"y1",c3y,"x2",c4x,"y2",c4y,"fill_color","green",
		        NULL);
 Ctr_13_DB=TRUE; /* 两个点已经存在*/
 }

   }


if(i==10){
 
if(Ctr_15_DB==TRUE){
 gtk_object_destroy(GTK_OBJECT(dot15_1DB));
 gtk_object_destroy(GTK_OBJECT(dot15_2DB));
 Ctr_15_DB=FALSE;
     }
     if(Ctr_15_FB==TRUE){
 gtk_object_destroy(GTK_OBJECT(dot15_1FB));
 gtk_object_destroy(GTK_OBJECT(dot15_2FB));
 Ctr_15_FB=FALSE;
     }
     if(value==FALSE){
 line_15DB_DG= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point1,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
 line_15FB_DG= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point2,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
     }
 if(value==TRUE){

 gnome_canvas_item_set( line_15DB_DG,"points",point1,"fill_color", cr,"width_units",                       4.0,"join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
       gnome_canvas_item_request_update(line_15DB_DG);
       gnome_canvas_item_show(line_15DB_DG);
       gnome_canvas_item_hide(line_15FB_DG);
      
     }
 if(Ctr_15_DB==FALSE){
 c1x=f1x-2.0;
 c1y=f1y-2.0;
 c2x=f1x+2.0;
 c2y=f1y+2.0;
 dot15_1DB=gnome_canvas_item_new(group, /*15号道岔定位两个小点*/
                        gnome_canvas_ellipse_get_type(),
		        "x1",c1x,"y1",c1y,"x2",c2x,"y2",c2y,"fill_color","green",
		        NULL);
 c3x=f8x-2.0;
 c3y=f8y-2.0;
 c4x=f8x+2.0;
 c4y=f8y+2.0;
 dot15_2DB=gnome_canvas_item_new(group,
                        gnome_canvas_ellipse_get_type(),
		        "x1",c3x,"y1",c3y,"x2",c4x,"y2",c4y,"fill_color","green",
		        NULL);
 Ctr_15_DB=TRUE; /* 两个点已经存在*/
 }

}

if(i==11){
 
if(Ctr_17_DB==TRUE){
 gtk_object_destroy(GTK_OBJECT(dot17_1DB));
 gtk_object_destroy(GTK_OBJECT(dot17_2DB));
 Ctr_17_DB=FALSE;
     }
     if(Ctr_17_FB==TRUE){
 gtk_object_destroy(GTK_OBJECT(dot17_1FB));
 gtk_object_destroy(GTK_OBJECT(dot17_2FB));
 Ctr_17_FB=FALSE;
     }
     if(value==FALSE){
 line_17DB_DG= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point1,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
 line_17FB_DG= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point2,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
     }
 if(value==TRUE){

 gnome_canvas_item_set( line_17DB_DG,"points",point1,"fill_color", cr,"width_units",                       4.0,"join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
       gnome_canvas_item_request_update(line_17DB_DG);
       gnome_canvas_item_show(line_17DB_DG);
       gnome_canvas_item_hide(line_17FB_DG);
      
     }
 if(Ctr_17_DB==FALSE){
 c1x=f1x-2.0;
 c1y=f1y-2.0;
 c2x=f1x+2.0;
 c2y=f1y+2.0;
 dot17_1DB=gnome_canvas_item_new(group, /*17号道岔两个小点*/
                        gnome_canvas_ellipse_get_type(),
		        "x1",c1x,"y1",c1y,"x2",c2x,"y2",c2y,"fill_color","green",
		        NULL);
 c3x=f8x-2.0;
 c3y=f8y-2.0;
 c4x=f8x+2.0;
 c4y=f8y+2.0;
 dot17_2DB=gnome_canvas_item_new(group,
                        gnome_canvas_ellipse_get_type(),
		        "x1",c3x,"y1",c3y,"x2",c4x,"y2",c4y,"fill_color","green",
		        NULL);
 Ctr_17_DB=TRUE; /* 两个点已经存在*/
 
 
 }
}
  

  

if(i==12){
 
if(Ctr_19_DB==TRUE){
 gtk_object_destroy(GTK_OBJECT(dot19_1DB));
 gtk_object_destroy(GTK_OBJECT(dot19_2DB));
 Ctr_19_DB=FALSE;
     }
     if(Ctr_19_FB==TRUE){
 gtk_object_destroy(GTK_OBJECT(dot19_1FB));
 gtk_object_destroy(GTK_OBJECT(dot19_2FB));
 Ctr_19_FB=FALSE;
     }
     if(value==FALSE){
 line_19DB_DG= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point1,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
 line_19FB_DG= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point2,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
     }

if(value==TRUE){

 gnome_canvas_item_set( line_19DB_DG,"points",point1,"fill_color", cr,"width_units",                       4.0,"join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
       gnome_canvas_item_request_update(line_19DB_DG);
       gnome_canvas_item_show(line_19DB_DG);
       gnome_canvas_item_hide(line_19FB_DG);
      
     }
 if(Ctr_19_DB==FALSE){
 c1x=f1x-2.0;
 c1y=f1y-2.0;
 c2x=f1x+2.0;
 c2y=f1y+2.0;

 dot19_1DB=gnome_canvas_item_new(group, /*19号道岔两个小点*/
                        gnome_canvas_ellipse_get_type(),
		        "x1",c1x,"y1",c1y,"x2",c2x,"y2",c2y,"fill_color","green",
		        NULL);
 
 
 c3x=f8x-2.0;
 c3y=f8y-2.0;
 c4x=f8x+2.0;
 c4y=f8y+2.0;
 dot19_2DB=gnome_canvas_item_new(group,
                        gnome_canvas_ellipse_get_type(),
		        "x1",c3x,"y1",c3y,"x2",c4x,"y2",c4y,"fill_color","green",
		        NULL);
 Ctr_19_DB=TRUE; /* 两个点已经存在*/
 }

}

if(i==22){
  
if(Ctr_10_DB==TRUE){
 gtk_object_destroy(GTK_OBJECT(dot10_1DB));
 gtk_object_destroy(GTK_OBJECT(dot10_2DB));
 Ctr_10_DB=FALSE;
     }
     if(Ctr_10_FB==TRUE){
 gtk_object_destroy(GTK_OBJECT(dot10_1FB));
 gtk_object_destroy(GTK_OBJECT(dot10_2FB));
 Ctr_10_FB=FALSE;
     }
     if(value==FALSE){
 line_10DB_DG= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point1,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
 line_10FB_DG= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point2,"fill_color", cr,"width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
     }
 if(value==TRUE){

 gnome_canvas_item_set( line_10DB_DG,"points",point1,"fill_color", cr,"width_units",                       4.0,"join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);
       gnome_canvas_item_request_update(line_10DB_DG);
       gnome_canvas_item_show(line_10DB_DG);
       gnome_canvas_item_hide(line_10FB_DG);
      
     }
 if(Ctr_10_DB==FALSE){
 c1x=f1x-2.0;
 c1y=f1y-2.0;
 c2x=f1x+2.0;
 c2y=f1y+2.0;

 dot10_1DB=gnome_canvas_item_new(group, /*1号道岔两个小点*/
                        gnome_canvas_ellipse_get_type(),
		        "x1",c1x,"y1",c1y,"x2",c2x,"y2",c2y,"fill_color","green",
		        NULL);
 c3x=f8x-2.0;
 c3y=f8y-2.0;
 c4x=f8x+2.0;
 c4y=f8y+2.0;