private void SnakeBoard_Paint(object sender, PaintEventArgs e)
{
Graphics g = e.Graphics;
Font font = new Font("Consolas", 50);
// Make fences
for (FencePosition pos = FencePosition.Top; pos <= FencePosition.Right; pos++)
{
for (int i = 0; i < 40; i++)
{
fences[i] = new Fence(pos, i).rect;
}
g.DrawRectangles(Fence.edgePen, fences);
}
// Feed
if (feedBowl.Count == 0)
{
for (int i = 0; i < 10; i++)
{
int posX = foodPosition.Next(1, 39);
int posY = foodPosition.Next(1, 39);
while (posX == posY)
{
posY = foodPosition.Next(1, 39);
}
feedBowl.Add(new Food(posX, posY));
}
}
foreach (Food food in feedBowl)
{
g.FillRectangle(Food.foodColor, food.rect);
}
// Draw snake
foreach (Snake body in snake)
{
g.DrawRectangle(Snake.skinColorPen, body.rect.X, body.rect.Y, body.rect.Width, body.rect.Height);
g.FillRectangle(Snake.bodyColorBrush, body.rect);
}
// View score
g.DrawString("" + score, font, Brushes.Gold, this.ClientRectangle.Right / 2, this.ClientRectangle.Bottom / 2);
}
public Fence(FencePosition pos, int i)
{
if (pos == FencePosition.Top)
{
this.rect = new RectangleF(i * DIA, 0, DIA, DIA);
}
else if (pos == FencePosition.Bottom)
{
this.rect = new RectangleF(i * DIA, DIA * 39, DIA, DIA);
}
else if (pos == FencePosition.Left)
{
this.rect = new RectangleF(0, i * DIA, DIA, DIA);
}
else if (pos == FencePosition.Right)
{
this.rect = new RectangleF(DIA * 39, i * DIA, DIA, DIA);
}
}
FencePosition GetOppositePosition(FencePosition pos)
{
switch (pos)
{
case FencePosition.Down:
return(FencePosition.Up);
case FencePosition.Left:
return(FencePosition.Right);
case FencePosition.Up:
return(FencePosition.Down);
case FencePosition.Right:
return(FencePosition.Left);
default:
return(FencePosition.Left);
}
}
public void ShowFence(FencePosition dir, bool show)
{
if (fences != null)
{
var obj = fences[(byte)dir];
if (obj != null)
{
if (obj.activeSelf != show)
{
obj.SetActive(show);
}
}
else
{
Debug.LogError(string.Format("坐标：（{0}，{1}），第{2}围栏为空", Coord.x, Coord.y, (byte)dir));
}
}
else
{
Debug.LogError(string.Format("坐标：（{0}，{1} 建筑围栏数据为空", Coord.x, Coord.y));
}
}
public static FencePosition GetOpposite(this FencePosition position)
{
var oppositePosition = FencePosition.Up;
if (position == FencePosition.Up)
{
oppositePosition = FencePosition.Down;
}
else if (position == FencePosition.Down)
{
oppositePosition = FencePosition.Up;
}
else if (position == FencePosition.Left)
{
oppositePosition = FencePosition.Right;
}
else if (position == FencePosition.Right)
{
oppositePosition = FencePosition.Left;
}
return(oppositePosition);
}
public void SetPlank(FencePosition position, bool value)
{
switch (position)
{
case FencePosition.Up:
this.up.SetActive(value);
break;
case FencePosition.Down:
this.down.SetActive(value);
break;
case FencePosition.Right:
this.right.SetActive(value);
break;
case FencePosition.Left:
this.left.SetActive(value);
break;
default:
break;
}
}
void UpdateBothSideWideStreetBuildFence(MapBuildingFence mainBuildData, bool showMainBuild, FencePosition mainBuildSide, FencePosition oppositeBuildSide, Vector2Int oppositeBuildCoord)
{
if (PosValid(oppositeBuildCoord))//如果对面是在地图里面的
{
var oppositeBuildFenceData = GetBuildingFenceData(oppositeBuildCoord);
if (oppositeBuildFenceData == null)
{
return;
}
if (ActivedCoords.Contains(oppositeBuildCoord)) //如果对面是激活的
{
mainBuildData.ShowFence(mainBuildSide, false); //自己则永远不激活临近的一面
oppositeBuildFenceData.ShowFence(oppositeBuildSide, !showMainBuild); //对面则看自己是否激活来确定激活临近自己这一边
}
else
{
mainBuildData.ShowFence(mainBuildSide, showMainBuild);
oppositeBuildFenceData.ShowFence(oppositeBuildSide, false);
}
}
else
{
mainBuildData.ShowFence(mainBuildSide, showMainBuild);
}
}
/// <summary>
/// 更新临款街道 建筑周围的围栏显示
/// </summary>
/// <param name="item">要更新的建筑坐标 </param>
/// <param name="ambientBuildingCoords"> 周围四个建筑坐标</param>
/// <param name="show">要更新的建筑是显示还是隐藏</param>
/// <param name="atLeft"> 在宽街道左边 </param>
/// <param name="atRight"> 在宽街道右边</param>
/// <param name="atUp">在宽街道上边 </param>
/// <param name="atDown"> 在宽街道下边</param>
private void UpdateBuildingNearWideStreetFenceShow(Vector2Int item, List <Vector2Int> ambientBuildingCoords, bool show, bool atLeft, bool atRight, bool atUp, bool atDown)
{
var buildFenceData = GetBuildingFenceData(item);
var totalCount = 4;
if (buildFenceData == null)
{
return;
}
int skipIndex = 0;
int skipIndex2 = 0;
FencePosition mainSide = FencePosition.Down;
bool atLeftDown, atLeftUp, atRightDown, atRightUp;
atLeftDown = atLeft && atDown;
atLeftUp = atLeft && atUp;
atRightDown = atRight && atDown;
atRightUp = atRight && atUp;
if (atLeftDown || atLeftUp || atRightDown || atRightUp)
{
var mainSide2 = FencePosition.Right;
if (atLeftDown)
{
mainSide = FencePosition.Right;
mainSide2 = FencePosition.Up;
}
else if (atLeftUp)
{
mainSide = FencePosition.Right;
mainSide2 = FencePosition.Down;
}
else if (atRightUp)
{
mainSide = FencePosition.Left;
mainSide2 = FencePosition.Down;
}
else if (atRightDown)
{
mainSide = FencePosition.Left;
mainSide2 = FencePosition.Up;
}
skipIndex = (int)mainSide;
skipIndex2 = (int)mainSide2;
for (int i = 0; i < totalCount; i++)// 下 - 左 - 上 三条边普通处理
{
if (i == skipIndex || i == skipIndex2)
{
continue;
}
UpdateBuildingOneFence(ambientBuildingCoords[i], show, i, buildFenceData);
}
UpdateBothSideWideStreetBuildFence(buildFenceData, show, mainSide, GetOppositePosition(mainSide), ambientBuildingCoords[skipIndex]);
UpdateBothSideWideStreetBuildFence(buildFenceData, show, mainSide2, GetOppositePosition(mainSide2), ambientBuildingCoords[skipIndex2]);
}
else if (atLeft || atRight || atUp || atDown)
{
if (atLeft)//在街道左边，则要对自己右边建筑的 左边 围栏进行特殊处理（编号为）
{
mainSide = FencePosition.Right;
}
else if (atRight)//在街道右边，则要对自己左边建筑的 右边 围栏进行特殊处理
{
mainSide = FencePosition.Left;
}
else if (atUp)//在街道上面，则要对自己下面建筑的 上面 围栏进行特殊处理
{
mainSide = FencePosition.Down;
}
else if (atDown)//在街道下面，则要对自己上面建筑 的 下边 围栏进行特殊处理
{
mainSide = FencePosition.Up;
}
skipIndex = (int)mainSide;
for (int i = 0; i < totalCount; i++)// 下 - 左 - 上 三条边普通处理
{
if (i == skipIndex)
{
continue;
}
UpdateBuildingOneFence(ambientBuildingCoords[i], show, i, buildFenceData);
}
UpdateBothSideWideStreetBuildFence(buildFenceData, show, mainSide, GetOppositePosition(mainSide), ambientBuildingCoords[skipIndex]);
}
}