/// <summary>
/// 显示风中粒子
/// </summary>
/// <param name="role">所修饰角色</param>
/// <param name="equipType">所参照的装备</param>
/// <param name="particleType">粒子类型</param>
/// <param name="color">颜色</param>
/// <param name="amount">量</param>
public void ShowWindParticles(RoleBase role, EquipTypes equipType, ParticleTypes particleType, double color, double amount)
{
ObjectBase equip = role.EquipEntity(equipType);
if (!equip.IsVisible) { return; }
int distance = 0;
double speed = 0;
if (role.Action == Actions.Stop) {
distance = 40;
speed = RandomSeed.Next(2000, 3000) * 0.01;
} else {
distance = 40;
speed = RandomSeed.Next(1000, 1500) * 0.01;
}
int halfDistance = distance / 2;
int obliqueDistance = distance * 2 / 3;
Dispatcher.BeginInvoke(delegate {
WriteableBitmap writeableBitmap = new WriteableBitmap(equip, null);
if (writeableBitmap.Pixels.Count() != 0) {
lock (writeableBitmap) {
writeableBitmap.Invalidate();
int z = 0;
if (equipType == EquipTypes.Weapon) {
if (role.State == States.Riding && role.Direction != Directions.South) {
z = role.Z + equip.Z + 5;
} else {
z = role.Z + equip.Z;
}
} else {
z = (role.Direction == Directions.North || role.Direction == Directions.NorthEast || role.Direction == Directions.NorthWest) ? role.Z : role.Z - 20;
}
z -= role.ZAddition;
Point position = equipType == EquipTypes.Overall ? role.Center : equip.Position;
Point2D destination = new Point2D();
EffectBase effect = null;
if (color == 0) {
effect = new MonoChrome() { FilterColor = Colors.White };
} else if (color == 1) {
effect = new MonoChrome() { FilterColor = Colors.Black };
} else {
effect = new ShiftHue() { HueShift = color };
}
switch (role.Direction) {
case Directions.North:
destination.X = 0; destination.Y = RandomSeed.Next(halfDistance, distance);
break;
case Directions.NorthEast:
destination.X = -RandomSeed.Next(halfDistance, obliqueDistance); destination.Y = RandomSeed.Next(halfDistance, obliqueDistance);
break;
case Directions.East:
destination.X = -RandomSeed.Next(halfDistance, distance); destination.Y = 0;
break;
case Directions.SouthEast:
destination.X = -RandomSeed.Next(halfDistance, obliqueDistance); destination.Y = -RandomSeed.Next(halfDistance, obliqueDistance);
break;
case Directions.South:
destination.X = 0; destination.Y = -RandomSeed.Next(halfDistance, distance);
break;
case Directions.SouthWest:
destination.X = RandomSeed.Next(halfDistance, obliqueDistance); destination.Y = -RandomSeed.Next(halfDistance, obliqueDistance);
break;
case Directions.West:
destination.X = RandomSeed.Next(halfDistance, distance); destination.Y = 0;
break;
case Directions.NorthWest:
destination.X = RandomSeed.Next(halfDistance, obliqueDistance); destination.Y = RandomSeed.Next(halfDistance, obliqueDistance);
break;
}
for (int i = 0; i < amount; i++) {
int x = RandomSeed.Next(0, writeableBitmap.PixelWidth);
int y = RandomSeed.Next(0, writeableBitmap.PixelHeight);
byte[] bytes = BitConverter.GetBytes(writeableBitmap.Pixels[writeableBitmap.PixelWidth * y + x]);
if (bytes[3] != 0) {
Particle particle = new Particle() { SpaceLayer = role.SpaceLayer, Z = z, Effect = effect, Source = GlobalMethod.GetImage(string.Format("Particle/{0}{1}.png", particleType, RandomSeed.Next(0, 3)), UriType.Project) };
space.Children.Add(particle);
EventHandler handler = null;
particle.Disposed += handler = (s, e) => {
Particle p = s as Particle;
p.Disposed -= handler;
space.Children.Remove(p);
};
double pX = (position.X - x) * particle.Scale;
double pY = (position.Y - y) * particle.Scale;
particle.Move(new Point(role.Position.X - pX, role.Position.Y - pY), new Point(role.Position.X - pX + destination.X * particle.Scale, role.Position.Y - pY + destination.Y * particle.Scale), speed, MoveModes.Opacity);
}
}
}
}
});
}
/// <summary>
/// 根据中心点矩阵范X*Y围铺设地图地砖
/// </summary>
/// <param name="center">中心点(通常为主角/英雄位置)</param>
/// <param name="force">是否强制铺设(针对场景切换后角色所处地块不变)</param>
public void LayingMap(Point center, bool force)
{
Point2D newTile = new Point2D((int)((center.X + offset.X) / tileSize.X), (int)((center.Y + offset.Y) / tileSize.Y));
if (force || newTile.X != lastTile.X || newTile.Y != lastTile.Y) {
lastTile = newTile;
//根据主角当前位置来加载周边屏幕分辨率下的地砖
int startX, startY, endX, endY;
if (newTile.X == 0) {
startX = 0; endX = tileRange.X * 2;
} else if (newTile.X == tileLimit.X) {
startX = tileLimit.X - tileRange.X * 2; endX = tileLimit.X;
} else {
startX = newTile.X - tileRange.X; endX = newTile.X + tileRange.X;
}
if (startX < 0) { startX = 0; }
if (endX > tileLimit.X) { endX = tileLimit.X; }
if (newTile.Y == 0) {
startY = 0; endY = tileRange.Y * 2;
} else if (newTile.Y == tileLimit.Y) {
startY = tileLimit.Y - tileRange.Y * 2; endY = tileLimit.Y;
} else {
startY = newTile.Y - tileRange.Y; endY = newTile.Y + tileRange.Y;
}
if (startY < 0) { startY = 0; } //越界处理
if (endY > tileLimit.Y) { endY = tileLimit.Y; } //越界处理
int index = 0;
//取回已经超出主角周围N块范围的地砖(x,y初始为-1,第一次加载N块)
tile[] tempTiles = tileList.Where(c => c.X < startX || c.X > endX || c.Y < startY || c.Y > endY).ToArray();
for (int x = startX; x <= endX; x++) {
for (int y = startY; y <= endY; y++) {
//N点位中假如已经有该点位的地砖在则检查下一个
if (tileList.Where(c => c.X == x && c.Y == y).Count() > 0) {
continue;
} else {
//将超出范围的地砖填充到新的位置上,并重置它们的x,y点位坐标值
tempTiles[index].Code = Code;
tempTiles[index].X = x;
tempTiles[index].Y = y;
//下载实际图片
OpenReadCompletedEventHandler handler = null;
ParallelDownloader downloader = new ParallelDownloader();
downloader.OpenReadCompleted += handler = (s, e) => {
(s as ParallelDownloader).OpenReadCompleted -= handler;
string[] args = e.UserState.ToString().Split('_');
int tempIndex = Convert.ToInt32(args[0]), tempX = Convert.ToInt32(args[1]), tempY = Convert.ToInt32(args[2]);
if (tempTiles[tempIndex].Code == Code && tempTiles[tempIndex].X == tempX && tempTiles[tempIndex].Y == tempY) {
tiles[tempTiles[tempIndex].Num].Source = GlobalMethod.GetImage(string.Format("Space/{0}/Map/{1}_{2}.jpg", Code, tempX, tempY),UriType.Web);
Canvas.SetLeft(tiles[tempTiles[tempIndex].Num], tempX * tileSize.X);
Canvas.SetTop(tiles[tempTiles[tempIndex].Num], tempY * tileSize.Y);
}
};
downloader.OpenReadAsync(GlobalMethod.WebPath(string.Format("Space/{0}/Map/{1}_{2}.jpg", Code, x, y)), DownloadPriority.Highest, string.Format("{0}_{1}_{2}", index, x, y), true, 3000);
index++;
}
}
}
//按区域显示/隐藏动画和遮挡
SetAnimationVisibleTo(leader);
SetMaskVisibleTo(leader);
}
}