public override void MouseClick(object sender, MouseEventArgs e)
{
if (map.InsertionLayer == null) return;
CoordSys layerCoordsys = map.InsertionLayer.LayerCoordSys;
CoordConverter oCC = new CoordConverter();
oCC.Init(layerCoordsys, map.DisplayCoordSys);
// this atPan converts DisplayCoordSys into Screen CoordSys[px]
// DisplayCoordSys has Y axis up (unless its AT does not change it)
// Screen Y axis is down
AffineTransform atPan = new AffineTransform();
atPan.OffsetInPlace((double)map.MapOffsetX, (double)map.MapOffsetY);
atPan.MultiplyInPlace(map.MapScale, -map.MapScale);
// add screen scale and offset transformation
oCC.atMaster = oCC.atMaster.Compose(atPan);
oCC.ConvertInverse(e.X, e.Y);
DPoint pt = new DPoint(oCC.X, oCC.Y);
// szukaj w tym miejscu feature
List<Feature> ftrs = map.InsertionLayer.Search(pt);
if (ftrs.Count == 0)
{
Feature oF = FeatureFactory.CreateSymbol(oCC.X, oCC.Y);
map.InsertionLayer.FeaturesAdd(oF);
}
MapControl.Globals.Instance.MapControl.InvalidateMap();
}
public override void MouseMove(object sender, MouseEventArgs e)
{
base.MouseMove(sender, e);
// highlight polilines and points
if (map.InsertionLayer == null) return;
CoordSys layerCoordsys = map.InsertionLayer.LayerCoordSys;
CoordConverter oCC = new CoordConverter();
oCC.Init(layerCoordsys, map.DisplayCoordSys);
// this atPan converts DisplayCoordSys into Screen CoordSys[px]
// DisplayCoordSys has Y axis up (unless its AT does not change it)
// Screen Y axis is down
AffineTransform atPan = new AffineTransform();
atPan.OffsetInPlace((double)map.MapOffsetX, (double)map.MapOffsetY);
atPan.MultiplyInPlace(map.MapScale, -map.MapScale);
// add screen scale and offset transformation
oCC.atMaster = oCC.atMaster.Compose(atPan);
int margin = 5;
oCC.ConvertInverse(e.X, e.Y);
DPoint pt_center = new DPoint(oCC.X, oCC.Y);
oCC.ConvertInverse(e.X - margin, e.Y - margin);
DPoint pt1 = new DPoint(oCC.X, oCC.Y);
oCC.ConvertInverse(e.X + margin, e.Y + margin);
DPoint pt2 = new DPoint(oCC.X, oCC.Y);
// szukaj w tym miejscu feature
//List<Feature> ftrs = map.InsertionLayer.Search(pt);
// construct search rectangle (10px wide)
DRect rect = new DRect(pt1.X, pt2.Y, pt2.X, pt1.Y);
//map.InsertionLayer.SelectWithinRectangle(rect);
}
/// <summary>
/// Rednders contained features
/// </summary>
/// <param name="g"></param>
/// <param name="Rect"></param>
/// <param name="oCC"></param>
public void draw(Graphics g, Rectangle Rect, CoordConverter oCC)
{
if (boundsOK == false)
{
calculateBounds();
}
// calculate Bound in Layer Coordsys
double xmin, xmax, ymin, ymax; // bounds of current viewport (in map coordsys)
// TODO: respoct rotation of coordsys
oCC.ConvertInverse(Rect.Left, Rect.Top);
xmin = oCC.X;
ymin = oCC.Y;
oCC.ConvertInverse(Rect.Right, Rect.Bottom);
xmax = oCC.X;
ymax = oCC.Y;
if (ymin > ymax)
{
double t = ymin;
ymin = ymax;
ymax = t;
}
DRect rectScreenInLayer = new DRect(xmin, ymin, xmax, ymax);
// refresh value of Feature.MBR
for (int i = 0; i < m_oFeatures.Count; i++)
{
Feature feature = m_oFeatures[i];
if (feature != null)
{
int pixelMargin = feature.pixelMargin();
if (feature.MBR.X2 >= xmin - pixelMargin &&
feature.MBR.X1 <= xmax + pixelMargin &&
feature.MBR.Y2 >= ymin - pixelMargin &&
feature.MBR.Y1 <= ymax + pixelMargin)
{
drawMapFeature(g, Rect, rectScreenInLayer, oCC, feature, false);
}
}
}
}
/// <summary>
///
/// </summary>
/// <param name="g">Graphics na ktorym robimy rysunek w ukladzie wspolrzenych screen</param>
/// <param name="Rect">Obszar ekranu do odrysowania we wsp. screen</param>
/// <param name="oCC">obsolete</param>
/// <param name="oCC1">converter layer->screen</param>
public override void Draw(Graphics g, System.Drawing.Rectangle Rect, CoordConverter oCC)
{
base.Draw(g, Rect, oCC);
// produce a list of needed tiles
// ustal dla jakiego zoom wyswietlac bedziemy kafelki
if (oCC.atMaster.IsRotating()) return; //can not display
double scale = oCC.atMaster.A;
//System.Diagnostics.Debug.Print("Scale={0}", scale);
// scale = 1,2,4,8
int zoom = (int)Math.Log(scale * zoomElevateUpscale, 2);
// ustal uklad wsp. w jakim są przechowywane kafelki
// jest to inny uklad w kazdym zoomie
// zoom=0 -> 0;0 - 256;256 (2^0=1) 0x100
// zoom=1 -> 0;0 - 512;512 (2^1=2) 0x200
// zoom=2 -> 0;0 - 1024;1024 (2^2=4) 0x400
// ...
// zoom=17 -> 0;0 - 33554432;33554432 (2^17=131072) 0x02000000 (32bit)
// zoom=18 ->
// zoom=19 ->
// oblicz prostokat widocznosci w ukladzie kafelkow (z Display Coordsys do Layer Coordsys)
int x1, y1;
oCC.ConvertInverse(Rect.X, Rect.Y);
x1 = (int)oCC.X;
y1 = (int)oCC.Y;
int x2, y2;
oCC.ConvertInverse(Rect.X + Rect.Width, Rect.Y + Rect.Height);
x2 = (int)oCC.X;
y2 = (int)oCC.Y;
if (x1 > x2) { int tmp = x1; x1 = x2; x2 = tmp; }
if (y1 > y2) { int tmp = y1; y1 = y2; y2 = tmp; }
// zoom=0 -> 256
// zoom=1 -> 128
// zoom=2 -> 64
int tileSizePx = (int)Math.Round(256.0 / scale); // zoom=0 -> 256 * zoomElevate
if (tileSizePx < 1) return;
// okresl liste kafelkow do wyswietlenia
int xx1 = (x1 / tileSizePx) * tileSizePx;
int yy1 = (y1 / tileSizePx) * tileSizePx;
int xx2 = (x2 / tileSizePx) * tileSizePx + tileSizePx;
int yy2 = (y2 / tileSizePx) * tileSizePx + tileSizePx;
int max = (int)(scale * zoomElevateUpscale);
int count = 0;
for (int x = xx1; x < xx2; x += tileSizePx)
{
for (int y = yy1; y < yy2; y += tileSizePx)
{
int picx = x / tileSizePx;
int picy = y / tileSizePx;
int picZoom = zoom;
if (count < 66 && picx >= 0 && picy >= 0 && picx < max && picy < max)
{
DrawImageGMap(x, y, (int)(tileSizePx), (int)(tileSizePx), g, oCC, picx, picy, picZoom);
}
//DrawEllipse(x, y, tileSizePx, tileSizePx, g, oCC1);
count++;
}
}
}
public void DownloadZoom(int zoom, int enlarge, MapType mapType, CoordConverter oCC, System.Drawing.Rectangle Rect)
{
int enlargeMul = 1 << enlarge;
// produce a list of needed tiles
// ustal dla jakiego zoom wyswietlac bedziemy kafelki
if (oCC.atMaster.IsRotating()) return; //can not display
double scale = oCC.atMaster.A * enlargeMul;
//System.Diagnostics.Debug.Print("Scale={0}", scale);
// scale = 1,2,4,8
int zoom1 = (int)Math.Log(scale * zoomElevateUpscale, 2);
int tileSizePx = (int)Math.Round(256.0 / scale); // zoom=0 -> 256 * zoomElevate
if (tileSizePx < 1) return;
// ustal uklad wsp. w jakim są przechowywane kafelki
// jest to inny uklad w kazdym zoomie
// zoom=0 -> 0;0 - 256;256 (2^0=1) 0x100
// zoom=1 -> 0;0 - 512;512 (2^1=2) 0x200
// zoom=2 -> 0;0 - 1024;1024 (2^2=4) 0x400
// ...
// zoom=17 -> 0;0 - 33554432;33554432 (2^17=131072) 0x02000000 (32bit)
// zoom=18 ->
// zoom=19 ->
// oblicz prostokat widocznosci w ukladzie kafelkow (z Display Coordsys do Layer Coordsys)
int x1, y1;
oCC.ConvertInverse(Rect.X, Rect.Y);
x1 = (int)oCC.X;
y1 = (int)oCC.Y;
int x2, y2;
oCC.ConvertInverse(Rect.X + Rect.Width, Rect.Y + Rect.Height);
x2 = (int)oCC.X;
y2 = (int)oCC.Y;
if (x1 > x2) { int tmp = x1; x1 = x2; x2 = tmp; }
if (y1 > y2) { int tmp = y1; y1 = y2; y2 = tmp; }
// zoom=0 -> 256
// zoom=1 -> 128
// zoom=2 -> 64
// zaokraglij wsp. w ukl mapy do pelnych rozmiarow kafelka
int xx1 = (x1 / tileSizePx) * tileSizePx;
int yy1 = (y1 / tileSizePx) * tileSizePx;
int xx2 = (x2 / tileSizePx) * tileSizePx + tileSizePx;
int yy2 = (y2 / tileSizePx) * tileSizePx + tileSizePx;
// cache
System.Drawing.Rectangle rect = new System.Drawing.Rectangle(
xx1 / tileSizePx, yy1 / tileSizePx,
(xx2 - xx1) / tileSizePx, (yy2 - yy1) / tileSizePx);
int max = (int)(scale * zoomElevateUpscale);
int xcount = xx2 / tileSizePx - xx1 / tileSizePx ;
int ycount = yy2 / tileSizePx - yy1 / tileSizePx ;
int total = xcount * ycount;
frmTileDownloader frm = new frmTileDownloader();
frm.Show();
int count = 0;
for (int x = xx1; x < xx2; x += tileSizePx)
{
for (int y = yy1; y < yy2; y += tileSizePx)
{
int picx = x / tileSizePx;
int picy = y / tileSizePx;
int picZoom = zoom;
if (picx >= 0 && picy >= 0 && picx < max && picy < max)
{
// drawOneLayerTile(x, y, (int)(tileSizePx), (int)(tileSizePx), oCC, picx, picy, picZoom, false);
drawOneLayerTile(picx, picy, picZoom, mapType);
}
count++;
}
//Debug.Print("progress for zoom {0}: {1}/{2}", zoom, count, total);
string message = String.Format("progress for zoom {0}: {1}/{2}", zoom1, count, total);
frm.Update(message, 100 * count / total);
if (frm.cancel) break;
}
frm.Close();
}
