public GeoTileDrawMgr(GeoTile.GeoTileCallBack drawTileCallBack, GeoTile.GeoTileDrawMapLayer drawMapLayersDelegate)
{
this.m_DrawTileCallBack = drawTileCallBack;
this.m_DrawMapLayersDelegate = drawMapLayersDelegate;
this.m_RedrawTimer = new System.Windows.Forms.Timer();
this.m_RedrawTimer.Interval = 0x37;
this.m_RedrawTimer.Tick += new EventHandler(this.m_RedrawTimer_Tick);
this.m_RedrawTimer.Start();
this.m_RedrawTasks = new List<RedrawThreadPara>();
}
private GeoTile GenerateOneTile(System.Drawing.Point point)
{
double num = ((double) ((point.X - (this.m_ClientRectangle.Width / 2)) + (TileWidth / 2))) / ((double) TileWidth);
double num2 = ((double) ((point.Y - (this.m_ClientRectangle.Height / 2)) + (TileHeight / 2))) / ((double) TileHeight);
int num3 = Convert.ToInt32(num);
int num4 = Convert.ToInt32(num2);
GeoTile tile = new GeoTile(num3.ToString() + "&" + num4.ToString(), TileWidth, TileHeight, point, this.m_TransformationForTiles, this.m_DrawGridLine);
tile.Init();
tile.DrawTileCallBack = this.m_DrawTileCallBack;
tile.DrawTileMapLayer = this.m_DrawMapLayersDelegate;
return tile;
}
private void CombinEachTileRect(GeoTile geoTile, ref int left, ref int right, ref int top, ref int bottom)
{
if (left > geoTile.OriginalScreenRect.Left)
{
left = geoTile.OriginalScreenRect.Left;
}
if (right < geoTile.OriginalScreenRect.Right)
{
right = geoTile.OriginalScreenRect.Right;
}
if (top > geoTile.OriginalScreenRect.Top)
{
top = geoTile.OriginalScreenRect.Top;
}
if (bottom < geoTile.OriginalScreenRect.Bottom)
{
bottom = geoTile.OriginalScreenRect.Bottom;
}
}