private static void MoveHorizontalLineEle(LadderLogicModule ladderLogicModule, int index, List <BaseViewModel> models)
{
BaseViewModel model;
VerticalLineViewModel VLine;
int line = models[0].Y;
if (index != 0)
{
for (int i = 0; i < models.Count; i++)
{
model = models[i];
ladderLogicModule.RemoveElement(model.X, model.Y);
model.Y -= index;
ladderLogicModule.ReplaceElement(model);
}
//对每一行，只保留其上一行的VLine(保持图的基本连通性)，并一起移动
var VLines = ladderLogicModule.LadderVerticalLines.Where(x => { return(x.Y == line - 1); }).ToList();
for (int i = 0; i < VLines.Count(); i++)
{
VLine = VLines[i];
ladderLogicModule.RemoveVerticalLine(VLine.X, VLine.Y);
VLine.Y -= index;
ladderLogicModule.ReplaceVerticalLine(VLine);
}
}
}
private static void MoveAllElements(LadderLogicModule ladderLogicModule, int index)
{
var allElements = new List <BaseViewModel>(ladderLogicModule.LadderElements);
allElements.AddRange(ladderLogicModule.LadderVerticalLines);
foreach (var ele in allElements)
{
if (ele.Type == ElementType.VLine)
{
ladderLogicModule.RemoveVerticalLine(ele.X, ele.Y);
ele.Y -= index;
ladderLogicModule.ReplaceVerticalLine(ele as VerticalLineViewModel);
}
else
{
ladderLogicModule.RemoveElement(ele.X, ele.Y);
ele.Y -= index;
ladderLogicModule.ReplaceElement(ele);
}
}
}
private static void RemoveVLines(LadderLogicModule ladderLogicModule, int desY, int x, int y)
{
IntPoint p = new IntPoint();
VerticalLineViewModel vline;
p.X = x;
p.Y = y;
while (ladderLogicModule.LadderVerticalLines.Exists(a => { return(a.X == p.X && a.Y == p.Y); }))
{
vline = ladderLogicModule.LadderVerticalLines.Where(a => { return(a.X == p.X && a.Y == p.Y); }).First();
if (!ladderLogicModule.Parent.CheckVerticalLine(vline))
{
ladderLogicModule.RemoveVerticalLine(vline.X, vline.Y);
}
p.Y--;
if (p.Y < desY)
{
break;
}
}
}
/// <summary>
/// 网络纵向扫描
/// </summary>
/// <param name="ladderLogicModule">代表扫描的最小单元</param>
private static void VerticalScan(LadderLogicModule ladderLogicModule)
{
PreScan(ladderLogicModule);
int emptyLineCnt = 0;
int line = ladderLogicModule.endY + 1;
for (int i = ladderLogicModule.startY; i < line; i++)
{
var tempList = ladderLogicModule.LadderElements.Where(x => { return(x.Y == i); }).ToList();
if (tempList.Count() == 0 || tempList.All(x => { return(x.Type == ElementType.HLine); }))
{
if (tempList.Count() != 0)
{
for (int j = 0; j < tempList.Count(); j++)
{
ladderLogicModule.RemoveElement(tempList[j].X, tempList[j].Y);
}
}
var VLines = ladderLogicModule.LadderVerticalLines.Where(x => { return(x.Y <= i - 1 && x.Y >= i - 1 - emptyLineCnt); }).ToList();
for (int j = 0; j < VLines.Count(); j++)
{
ladderLogicModule.RemoveVerticalLine(VLines[j].X, VLines[j].Y);
}
emptyLineCnt++;
}
else
{
MoveHorizontalLineEle(ladderLogicModule, emptyLineCnt, tempList);
}
}
line = ladderLogicModule.endY + 1;
for (int i = ladderLogicModule.startY; i < line; i++)
{
var VLines = ladderLogicModule.LadderVerticalLines.Where(x => { return(x.Y == i); }).OrderBy(x => { return(x.X); }).ToList();
MoveLadderBlocks(ladderLogicModule, VLines);
}
}
private static void MoveVerticalLines(LadderLogicModule ladderLogicModule, List <VerticalLineViewModel> VLines, int cnt)
{
for (int j = 0; j < VLines.Count(); j++)
{
var tempVLine = VLines.ElementAt(j);
if (tempVLine.X != cnt - 1)
{
IntPoint point = new IntPoint();
//大于cnt - 1则表示向前移，小于则向后移
if (tempVLine.X > cnt - 1)
{
//检查VLine周围元素的分布关系，判断是否在移动时需要添加或减少HLine
DirectionStatus status = CheckVLine(ladderLogicModule, tempVLine);
if (status == DirectionStatus.Down_Inc || status == DirectionStatus.Up_Inc)
{
if (status == DirectionStatus.Down_Inc)
{
point.Y = tempVLine.Y + 1;
}
else if (status == DirectionStatus.Up_Inc)
{
point.Y = tempVLine.Y;
}
for (int k = cnt; k <= tempVLine.X; k++)
{
point.X = k;
if (!ladderLogicModule.LadderElements.Exists(x => { return(x.X == point.X && x.Y == point.Y); }))
{
HorizontalLineViewModel HLine = new HorizontalLineViewModel();
HLine.X = point.X;
HLine.Y = point.Y;
ladderLogicModule.ReplaceElement(HLine);
}
}
}
if (status == DirectionStatus.Down_Dec || status == DirectionStatus.Up_Dec)
{
if (status == DirectionStatus.Down_Dec)
{
point.Y = tempVLine.Y + 1;
}
else
{
point.Y = tempVLine.Y;
}
for (int k = cnt; k <= tempVLine.X; k++)
{
point.X = k;
ladderLogicModule.RemoveElement(point.X, point.Y);
}
}
}
else
{
for (int k = tempVLine.X + 1; k <= cnt - 1; k++)
{
point.X = k;
point.Y = tempVLine.Y + 1;
if (!ladderLogicModule.LadderElements.Exists(x => { return(x.X == point.X && x.Y == point.Y); }))
{
HorizontalLineViewModel HLine = new HorizontalLineViewModel();
HLine.X = point.X;
HLine.Y = point.Y;
ladderLogicModule.ReplaceElement(HLine);
}
}
}
ladderLogicModule.RemoveVerticalLine(tempVLine.X, tempVLine.Y);
tempVLine.X = cnt - 1;
ladderLogicModule.ReplaceVerticalLine(tempVLine);
}
}
}
