switch.c

linux下的人机对话编程

   point1->coords[1]=s1y;
   point1->coords[2]=s2x;
   point1->coords[3]=s2y;

 gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point1,"fill_color", "black","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point1);

 point2=gnome_canvas_points_new(2);
   point2->coords[0]=s1x;
   point2->coords[1]=s1y;
   point2->coords[2]=s3x;
   point2->coords[3]=s3y;

 gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point2,"fill_color", "black","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);


 gnome_canvas_points_unref(point2);
 }





 if(j==5){
 
	if(value==FALSE){/*初始化时来创建定位道岔和反位道岔并判断显示哪一个*/
   point3=gnome_canvas_points_new(2);
   point3->coords[0]=s1x;
   point3->coords[1]=s1y;
   point3->coords[2]=s2x;
   point3->coords[3]=s2y;
 
sw11_DB= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point3,"fill_color", "blue","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point3);

 point4=gnome_canvas_points_new(2);
   point4->coords[0]=s1x;
   point4->coords[1]=s1y;
   point4->coords[2]=s3x;
   point4->coords[3]=s3y;
  
 

sw11_FB= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point4,"fill_color", "blue","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point4);

 if(direct==DB_REQ){
   gnome_canvas_item_show(sw11_DB);
   gnome_canvas_item_hide(sw11_FB);
 }
 
 if(direct==FB_REQ){
   gnome_canvas_item_show(sw11_FB);
   gnome_canvas_item_hide(sw11_DB);
 }
	}

	if(value==TRUE)/*重画来判断显示定位道岔还是反位道岔*/
	  {
 if(direct==DB_REQ){
   gnome_canvas_item_show(sw11_DB);
   gnome_canvas_item_hide(sw11_FB);
 }
 if(direct==FB_REQ){
   gnome_canvas_item_show(sw11_FB);
   gnome_canvas_item_hide(sw11_DB);
 }
	  }
	}
if(j==15){
 
	if(value==FALSE){/*初始化时来创建定位道岔和反位道岔并判断显示哪一个*/
   point3=gnome_canvas_points_new(2);
   point3->coords[0]=s1x;
   point3->coords[1]=s1y;
   point3->coords[2]=s2x;
   point3->coords[3]=s2y;
 
sw12_DB= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point3,"fill_color", "blue","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point3);

 point4=gnome_canvas_points_new(2);
   point4->coords[0]=s1x;
   point4->coords[1]=s1y;
   point4->coords[2]=s3x;
   point4->coords[3]=s3y;
  
 

sw12_FB= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point4,"fill_color", "blue","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point4);

 if(direct==DB_REQ){
   gnome_canvas_item_show(sw12_DB);
   gnome_canvas_item_hide(sw12_FB);
 }
 
 if(direct==FB_REQ){
   gnome_canvas_item_show(sw12_FB);
   gnome_canvas_item_hide(sw12_DB);
 }
	}

	if(value==TRUE)/*重画来判断显示定位道岔还是反位道岔*/
	  {
 if(direct==DB_REQ){
   gnome_canvas_item_show(sw12_DB);
   gnome_canvas_item_hide(sw12_FB);
 }
 if(direct==FB_REQ){
   gnome_canvas_item_show(sw12_FB);
   gnome_canvas_item_hide(sw12_DB);
 }
	  }
	}
if(j==16){
 
	if(value==FALSE){/*初始化时来创建定位道岔和反位道岔并判断显示哪一个*/
   point3=gnome_canvas_points_new(2);
   point3->coords[0]=s1x;
   point3->coords[1]=s1y;
   point3->coords[2]=s2x;
   point3->coords[3]=s2y;
 
sw14_DB= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point3,"fill_color", "blue","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point3);

 point4=gnome_canvas_points_new(2);
   point4->coords[0]=s1x;
   point4->coords[1]=s1y;
   point4->coords[2]=s3x;
   point4->coords[3]=s3y;
  
 

sw14_FB= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point4,"fill_color", "blue","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point4);

 if(direct==DB_REQ){
   gnome_canvas_item_show(sw14_DB);
   gnome_canvas_item_hide(sw14_FB);
 }
 
 if(direct==FB_REQ){
   gnome_canvas_item_show(sw14_FB);
   gnome_canvas_item_hide(sw14_DB);
 }
	}

	if(value==TRUE)/*重画来判断显示定位道岔还是反位道岔*/
	  {
 if(direct==DB_REQ){
   gnome_canvas_item_show(sw14_DB);
   gnome_canvas_item_hide(sw14_FB);
 }
 if(direct==FB_REQ){
   gnome_canvas_item_show(sw14_FB);
   gnome_canvas_item_hide(sw14_DB);
 }
	  }
	}

  if(j==7){
 
	if(value==FALSE){/*初始化时来创建定位道岔和反位道岔并判断显示哪一个*/
   point3=gnome_canvas_points_new(2);
   point3->coords[0]=s1x;
   point3->coords[1]=s1y;
   point3->coords[2]=s2x;
   point3->coords[3]=s2y;
 
  sw15_DB= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point3,"fill_color", "blue","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point3);

 point4=gnome_canvas_points_new(2);
   point4->coords[0]=s1x;
   point4->coords[1]=s1y;
   point4->coords[2]=s3x;
   point4->coords[3]=s3y;
  
 

sw15_FB= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point4,"fill_color", "blue","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point4);

 if(direct==DB_REQ){
   gnome_canvas_item_show(sw15_DB);
   gnome_canvas_item_hide(sw15_FB);
 }
 
 if(direct==FB_REQ){
   gnome_canvas_item_show(sw15_FB);
   gnome_canvas_item_hide(sw15_DB);
 }
	}

	if(value==TRUE)/*重画来判断显示定位道岔还是反位道岔*/
	  {
 if(direct==DB_REQ){
   gnome_canvas_item_show(sw15_DB);
   gnome_canvas_item_hide(sw15_FB);
 }
 if(direct==FB_REQ){
   gnome_canvas_item_show(sw15_FB);
   gnome_canvas_item_hide(sw15_DB);
 }
	  }
      }
 if(j==10){
 
	if(value==FALSE){/*初始化时来创建定位道岔和反位道岔并判断显示哪一个*/
   point3=gnome_canvas_points_new(2);
   point3->coords[0]=s1x;
   point3->coords[1]=s1y;
   point3->coords[2]=s2x;
   point3->coords[3]=s2y;
 
sw2_DB= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point3,"fill_color", "blue","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point3);

 point4=gnome_canvas_points_new(2);
   point4->coords[0]=s1x;
   point4->coords[1]=s1y;
   point4->coords[2]=s3x;
   point4->coords[3]=s3y;
  
 

sw2_FB= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point4,"fill_color", "blue","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point4);

 if(direct==DB_REQ){
   gnome_canvas_item_show(sw2_DB);
   gnome_canvas_item_hide(sw2_FB);
 }
 
 if(direct==FB_REQ){
   gnome_canvas_item_show(sw2_FB);
   gnome_canvas_item_hide(sw2_DB);
 }
	}

	if(value==TRUE)/*重画来判断显示定位道岔还是反位道岔*/
	  {
 if(direct==DB_REQ){
   gnome_canvas_item_show(sw2_DB);
   gnome_canvas_item_hide(sw2_FB);
 }
 if(direct==FB_REQ){
   gnome_canvas_item_show(sw2_FB);
   gnome_canvas_item_hide(sw2_DB);
 }
	  }
      }

  
    }



    else if(itype==2){
      s2x=s1x+7;
      s2y=s1y;
      s3x=s1x+3;
      s3y=s1y-9;

 if(value==FALSE){
   point1=gnome_canvas_points_new(2);
   point1->coords[0]=s1x;
   point1->coords[1]=s1y;
   point1->coords[2]=s2x;
   point1->coords[3]=s2y;

 gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point1,"fill_color", "black","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point1);

 point2=gnome_canvas_points_new(2);
   point2->coords[0]=s1x;
   point2->coords[1]=s1y;
   point2->coords[2]=s3x;
   point2->coords[3]=s3y;

 gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point2,"fill_color", "black","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);


 gnome_canvas_points_unref(point2);
 }



      if(j==0){
	if(value==FALSE){/*初始化时来创建定位道岔和反位道岔并判断显示哪一个*/
   point3=gnome_canvas_points_new(2);
   point3->coords[0]=s1x;
   point3->coords[1]=s1y;
   point3->coords[2]=s2x;
   point3->coords[3]=s2y;
 
sw1_DB= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point3,"fill_color", "blue","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point3);

 point4=gnome_canvas_points_new(2);
   point4->coords[0]=s1x;
   point4->coords[1]=s1y;
   point4->coords[2]=s3x;
   point4->coords[3]=s3y;
  
 

sw1_FB= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point4,"fill_color", "blue","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point4);

 if(direct==DB_REQ){
   gnome_canvas_item_show(sw1_DB);
   gnome_canvas_item_hide(sw1_FB);
 }
 if(direct==FB_REQ){
   gnome_canvas_item_show(sw1_FB);
   gnome_canvas_item_hide(sw1_DB);
 }
	}

	if(value==TRUE)/*重画来判断显示定位道岔还是反位道岔*/
	  {
 if(direct==DB_REQ){
   gnome_canvas_item_show(sw1_DB);
   gnome_canvas_item_hide(sw1_FB);
 }
 if(direct==FB_REQ){
   gnome_canvas_item_show(sw1_FB);
   gnome_canvas_item_hide(sw1_DB);
 }
	  }
      }

 if(j==2){
	if(value==FALSE){/*初始化时来创建定位道岔和反位道岔并判断显示哪一个*/
   point3=gnome_canvas_points_new(2);
   point3->coords[0]=s1x;
   point3->coords[1]=s1y;
   point3->coords[2]=s2x;
   point3->coords[3]=s2y;
 
sw5_DB= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point3,"fill_color", "blue","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point3);

 point4=gnome_canvas_points_new(2);
   point4->coords[0]=s1x;
   point4->coords[1]=s1y;
   point4->coords[2]=s3x;
   point4->coords[3]=s3y;
  
 

sw5_FB= gnome_canvas_item_new(group,gnome_canvas_line_get_type(),
                      "points",point4,"fill_color", "blue","width_units",4.0,
                      "join_style", GDK_CAP_BUTT,"line_style",
                      GDK_LINE_SOLID,NULL);

 gnome_canvas_points_unref(point4);