public static event DownloadProgressHandler ProgressCallback; // needed for WebDownload, stays empty here
public static void setMappingCacheLocation(string path)
{
Project.setMappingCacheLocation(path);
m_mapsPath = Project.GetMapsTempPath();
TileCache.Clear(); // release all files
TerraserverCache.setMappingCacheLocation();
}
public void init()
{
//LibSys.StatusBar.Trace("Tile:init() baseName=" + m_baseName);
m_tileBackdrop = TerraserverCache.getBackdrop(this, m_baseName); // may be Empty, never null
if (m_tileBackdrop.IsEmpty)
{
m_isEmpty = true;
}
}
public static void setMappingCacheLocation()
{
TerraserverCache.Clear();
m_landmarksDbFileName = Path.Combine(Project.GetTerraserverMapsBasePath(), "landmarksdb.xml");
}
/// <summary>
/// this is somewhat cut-and-paste from its namesake from the TileSetTerra.cs keep them in sync
/// </summary>
/// <param name="obj"></param>
private void _queryDisconnected(object obj)
{
int xStart = 0;
int yStart = 0;
int xEnd = 0;
int yEnd = 0;
int m_lastFactor = 0;
GeoCoord covTL = m_coverageTopLeft;
GeoCoord covBR = m_coverageBottomRight;
double marginY = 0.0d;
double marginX = 0.0d;
double covTL_Lng = covTL.Lng - marginX;
double covTL_Lat = covTL.Lat + marginY;
double covBR_Lng = covBR.Lng + marginX;
double covBR_Lat = covBR.Lat - marginY;
int currentZone = TileSetTerra.getZone(m_coverageCenter);
LonLatPt lonlat = new LonLatPt();
lonlat.Lat = covTL_Lat;
lonlat.Lon = covTL_Lng;
UtmPt utmptTL = Projection.LonLatPtToUtmNad83Pt(lonlat); // can be in other than currentZone
lonlat.Lat = covBR_Lat;
lonlat.Lon = covBR_Lng;
UtmPt utmptBR = Projection.LonLatPtToUtmNad83Pt(lonlat); // can be in other than currentZone
if (utmptTL.Zone != currentZone)
{
lonlat.Lat = m_coverageCenter.Lat;
lonlat.Lon = m_coverageCenter.Lng;
UtmPt utmptCam = Projection.LonLatPtToUtmNad83Pt(lonlat); // can be in other than currentZone
double dX = utmptBR.X - utmptCam.X;
utmptTL.X = utmptCam.X - dX;
utmptTL.Zone = currentZone;
}
else if (utmptBR.Zone != currentZone)
{
lonlat.Lat = m_coverageCenter.Lat;
lonlat.Lon = m_coverageCenter.Lng;
UtmPt utmptCam = Projection.LonLatPtToUtmNad83Pt(lonlat); // can be in other than currentZone
double dX = utmptCam.X - utmptTL.X;
utmptBR.X = utmptCam.X + dX;
utmptBR.Zone = currentZone;
}
int iScale = (int)m_tileScale;
int metersPerPixel = (1 << ((int)iScale - 10));
int factor = 200 * metersPerPixel;
if (xEnd - xStart == 0 || m_lastFactor == 0)
{
xStart = (int)Math.Floor(utmptTL.X / factor);
yStart = (int)Math.Ceiling(utmptTL.Y / factor);
xEnd = (int)Math.Ceiling(utmptBR.X / factor);
yEnd = (int)Math.Floor(utmptBR.Y / factor);
m_lastFactor = factor;
}
else
{
xStart = xStart * m_lastFactor / factor;
yStart = yStart * m_lastFactor / factor;
xEnd = xEnd * m_lastFactor / factor;
yEnd = yEnd * m_lastFactor / factor;
}
int numTilesX = xEnd - xStart;
int numTilesY = yStart - yEnd;
int hCount = numTilesX;
int vCount = numTilesY;
UtmPt utmpt = new UtmPt();
utmpt.X = xStart * factor;
utmpt.Y = yStart * factor;
utmpt.Zone = currentZone;
lonlat = Projection.UtmNad83PtToLonLatPt(utmpt);
double topLeftLat = lonlat.Lat;
double topLeftLng = lonlat.Lon;
utmpt.X = (xStart + numTilesX) * factor;
utmpt.Y = (yStart - numTilesY) * factor;
lonlat = Projection.UtmNad83PtToLonLatPt(utmpt);
double bottomRightLat = lonlat.Lat;
double bottomRightLng = lonlat.Lon;
int themeCode = getThemeCode();
int xx = (int)xStart;
for (int hhh = 0; hhh < hCount; hhh++)
{
int yy = (int)yStart;
for (int vvv = 0; vvv < vCount; vvv++)
{
utmpt.X = xx * factor;
utmpt.Y = (yy) * factor;
utmpt.Zone = currentZone;
lonlat = Projection.UtmNad83PtToLonLatPt(utmpt);
double tllat = lonlat.Lat;
double tllng = lonlat.Lon;
utmpt.X = (xx + 1) * factor;
utmpt.Y = (yy - 1) * factor;
lonlat = Projection.UtmNad83PtToLonLatPt(utmpt);
double brlat = lonlat.Lat;
double brlng = lonlat.Lon;
GeoCoord tileTopLeft = new GeoCoord(tllng, tllat);
GeoCoord tileBottomRight = new GeoCoord(brlng, brlat);
String baseName = String.Format("T{0}-S{1}-Z{2}-X{3}-Y{4}", themeCode, (Int32)m_tileScale, currentZone, xx, (yy - 1));
if (TerraserverCache.TileNamesCollection != null)
{
if (!TerraserverCache.TileNamesCollection.ContainsKey(baseName))
{
TerraserverCache.TileNamesCollection.Add(baseName, null);
}
}
lock (m_duplicates)
{
if (!m_duplicates.ContainsKey(baseName))
{
TerraserverCache.downloadIfMissing(baseName);
m_duplicates.Add(baseName, null);
}
}
#if DEBUG
//LibSys.StatusBar.Trace("[" + vvv + "," + hhh + "] " + baseName);
//LibSys.StatusBar.Trace(" -- topLeft=" + tileTopLeft + " bottomRight=" + tileBottomRight);
#endif
yy--;
}
xx++;
}
int totalCount = TileSetTerraLayout.DuplicatesCount;
int newCount = ThreadPool2.WaitingCallbacks;
if (newCount == 0)
{
LibSys.StatusBar.Trace("*Preload tiles: nothing to download - all " + totalCount + " tiles already in cache.");
}
else
{
if (newCount <= totalCount)
{
LibSys.StatusBar.Trace("*Preload tiles: trying to download " + newCount + " new of total " + totalCount + " tiles");
}
else
{
LibSys.StatusBar.Trace("*Preload tiles: trying to download " + newCount + " new tiles");
}
}
}
private bool m_triedReload = false; // limits reload attempts
public void Tile_Paint(object sender, PaintEventArgs e)
{
//LibSys.StatusBar.Trace("Tile_Paint(): " + m_baseName + " painting to " + e.ClipRectangle);
try
{
Rectangle destRect = getFrameRectangle();
int www = 0;
int hhh = 0;
//LibSys.StatusBar.Trace("Tile_Paint(): tileImage=" + m_tileBackdrop);
if (m_tileBackdrop != null && !m_tileBackdrop.IsEmpty && m_tileBackdrop.HasImage)
{
www = m_tileBackdrop.Width;
hhh = m_tileBackdrop.Height;
//LibSys.StatusBar.Trace("Tile_Paint(): tileImage w=" + www + " h=" + hhh);
ImageAttributes imageAttr = new ImageAttributes();
ColorMatrix cm = new ColorMatrix();
Image image = m_tileBackdrop.Image;
if (this.TileSet.isSecond && Project.makeWhitishTransparent)
{
Bitmap bmp = new Bitmap(image);
// it takes way too long to make all whitish colors transparent. It may be possible to do it once and cache it though.
// for (int r=253; r <= 255 ;r++)
// {
// for (int g=253; g <= 255 ;g++)
// {
// for (int b=253; b <= 255 ;b++)
// {
// make whitish areas transparent, so that aerial or color will be completely visible through the overlay:
//bmp.MakeTransparent(Color.FromArgb(r, g, b));
bmp.MakeTransparent(Color.FromArgb(255, 255, 255));
// }
// }
// }
image = bmp;
}
cm.Matrix00 = 1.0f;
cm.Matrix11 = 1.0f;
cm.Matrix22 = 1.0f;
float opacity = (float)(TileSet.isSecond ? Project.terraLayerOpacity2 : Project.terraLayerOpacity);
cm.Matrix33 = opacity;
imageAttr.SetColorMatrix(cm);
destRect = compensateForDraw(destRect);
e.Graphics.DrawImage(image, destRect, 0, 0, www, hhh, System.Drawing.GraphicsUnit.Pixel, imageAttr);
if (Project.drawGrid)
{
DrawGrid(e.Graphics, destRect, www, hhh, null);
}
}
else if (m_isCottageCheese)
{
e.Graphics.DrawLine(Project.cameraPen, destRect.X, destRect.Y, destRect.X + destRect.Width, destRect.Y + destRect.Height);
e.Graphics.DrawLine(Project.cameraPen, destRect.X + destRect.Width, destRect.Y, destRect.X, destRect.Y + destRect.Height);
}
else
{
if (m_tileBackdrop != null && m_tileBackdrop.ImageCorrupted)
{
DrawGrid(e.Graphics, destRect, www, hhh, "BAD JPG");
if (!m_triedReload)
{
m_triedReload = true;
TerraserverCache.resetBackdrop(this, m_baseName); // try reloading
}
}
else
{
DrawGrid(e.Graphics, destRect, www, hhh, "NOT LOADED");
}
}
}
catch (Exception eee)
{
#if DEBUG
LibSys.StatusBar.Error("TileTerra:Tile_Paint(): " + m_baseName + " " + eee);
#endif
}
}
