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examples: GoogleMaps now using Core instead of Web
git-svn-id: svn://ultimatepp.org/upp/trunk@5384 f0d560ea-af0d-0410-9eb7-867de7ffcac7
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cxl
parent
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2 changed files with 216 additions and 214 deletions
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@ -1,177 +1,181 @@
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#include "GoogleMaps.h"
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#include "GoogleMaps.h"
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using namespace Upp;
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using namespace Upp;
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#define LLOG(x) // LOG(x)
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#define LLOG(x) // LOG(x)
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String apikey = "";
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String apikey = "";
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void SetGoogleMapsKey(const char *key)
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void SetGoogleMapsKey(const char *key)
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{
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{
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apikey = key;
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apikey = key;
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}
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}
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String GetGoogleMap(double center_x, double center_y, int zoom, int cx, int cy,
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String GetGoogleMap(double center_x, double center_y, int zoom, int cx, int cy,
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const char *format, String *error)
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const char *format, String *error)
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{
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{
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String request;
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String request;
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request << "http://maps.google.com/maps/api/staticmap?center=" <<
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request << "http://maps.google.com/maps/api/staticmap?center=" <<
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AsString(center_y) << ',' << AsString(center_x) <<
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AsString(center_y) << ',' << AsString(center_x) <<
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"&zoom=" << zoom <<
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"&zoom=" << zoom <<
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"&size=" << cx << 'x' << cy <<
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"&size=" << cx << 'x' << cy <<
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"&format=" << format <<
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"&format=" << format <<
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"&sensor=false&key=" << apikey;
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"&sensor=false&key=" << apikey;
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return HttpClientGet(request, NULL, error);
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HttpRequest r(request);
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}
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String h = r.Execute();
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if(r.IsFailure())
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Image GetGoogleMapImage(double center_x, double center_y, int zoom, int cx, int cy,
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*error = r.GetErrorDesc();
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const char *format, String *error)
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return h;
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{
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}
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return StreamRaster::LoadStringAny(GetGoogleMap(center_x, center_y, zoom, cx, cy, format, error));
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}
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Image GetGoogleMapImage(double center_x, double center_y, int zoom, int cx, int cy,
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const char *format, String *error)
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double CvDeg(double deg, double minutes, double seconds)
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{
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{
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return StreamRaster::LoadStringAny(GetGoogleMap(center_x, center_y, zoom, cx, cy, format, error));
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return deg + (double)minutes / 60 + seconds / 3600;
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}
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}
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double CvDeg(double deg, double minutes, double seconds)
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static void sFetch(double& a, double *x, int& ii)
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{
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{
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return deg + (double)minutes / 60 + seconds / 3600;
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a = CvDeg(x[0], x[1], x[2]);
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}
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ii = 0;
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}
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static void sFetch(double& a, double *x, int& ii)
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{
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int CharFilterH(int c)
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a = CvDeg(x[0], x[1], x[2]);
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{
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ii = 0;
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return c == 'e' || c == 'E' ? 'r' : c == '\'' || c == '\"' ? '@' : c;
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}
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}
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int CharFilterH(int c)
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Pointf ScanGPS(const char *s)
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{
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{
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return c == 'e' || c == 'E' ? 'r' : c == '\'' || c == '\"' ? '@' : c;
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String h = Filter(s, CharFilterH);
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}
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Pointf r = Null;
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double x[3];
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Pointf ScanGPS(const char *s)
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CParser p(h);
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{
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x[0] = x[1] = x[2] = 0;
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String h = Filter(s, CharFilterH);
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int ii = 0;
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Pointf r = Null;
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while(!p.IsEof()) {
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double x[3];
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if(p.IsDouble()) {
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CParser p(h);
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if(ii < 3)
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x[0] = x[1] = x[2] = 0;
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x[ii++] = p.ReadDouble();
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int ii = 0;
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else {
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while(!p.IsEof()) {
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if(IsNull(r.y))
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if(p.IsDouble()) {
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sFetch(r.y, x, ii);
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if(ii < 3)
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else {
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x[ii++] = p.ReadDouble();
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sFetch(r.x, x, ii);
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else {
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break;
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if(IsNull(r.y))
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}
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sFetch(r.y, x, ii);
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x[ii++] = p.ReadDouble();
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else {
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}
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sFetch(r.x, x, ii);
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}
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break;
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else
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}
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if(p.Char('W') || p.Char('w')) {
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x[ii++] = p.ReadDouble();
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if(x[0] > 0)
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}
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x[0] = -x[0];
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}
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sFetch(r.x, x, ii);
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else
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}
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if(p.Char('W') || p.Char('w')) {
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else
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if(x[0] > 0)
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if(p.Char('r'))
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x[0] = -x[0];
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sFetch(r.x, x, ii);
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sFetch(r.x, x, ii);
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else
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}
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if(p.Char('S') || p.Char('s')) {
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else
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if(x[0] > 0)
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if(p.Char('r'))
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x[0] = -x[0];
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sFetch(r.x, x, ii);
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sFetch(r.y, x, ii);
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else
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}
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if(p.Char('S') || p.Char('s')) {
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else
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if(x[0] > 0)
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if(p.Char('N') || p.Char('n'))
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x[0] = -x[0];
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sFetch(r.y, x, ii);
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sFetch(r.y, x, ii);
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else
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}
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p.SkipTerm();
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else
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}
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if(p.Char('N') || p.Char('n'))
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if(!IsNull(r.y) && IsNull(r.x))
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sFetch(r.y, x, ii);
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sFetch(r.x, x, ii);
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else
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return r;
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p.SkipTerm();
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}
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}
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if(!IsNull(r.y) && IsNull(r.x))
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String FormatDegree(double d, int decimals)
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sFetch(r.x, x, ii);
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{
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return r;
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if(IsNull(d))
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}
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return Null;
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d = modulo(d + 180, 360) - 180;
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String FormatDegree(double d, int decimals)
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char sign = (d < 0 ? '-' : '+');
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{
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if(d < 0) d = -d;
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if(IsNull(d))
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int deg = ffloor(d);
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return Null;
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String cd = ToCharset(CHARSET_DEFAULT, "%c%d°", CHARSET_UTF8);
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d = modulo(d + 180, 360) - 180;
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if(decimals <= -2)
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char sign = (d < 0 ? '-' : '+');
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return NFormat(cd, sign, deg);
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if(d < 0) d = -d;
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d = (d - deg) * 60;
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int deg = ffloor(d);
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int min = ffloor(d);
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String cd = ToCharset(CHARSET_DEFAULT, "%c%d°", CHARSET_UTF8);
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if(decimals <= -1)
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if(decimals <= -2)
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return NFormat(cd + " %02d\'", sign, deg, min);
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return NFormat(cd, sign, deg);
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d = (d - min) * 60;
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d = (d - deg) * 60;
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String sec = FormatDoubleFix(d, decimals);
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int min = ffloor(d);
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if(!IsDigit(sec[1]))
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if(decimals <= -1)
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sec.Insert(0, '0');
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return NFormat(cd + " %02d\'", sign, deg, min);
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return NFormat(cd + " %02d\' %s\"", sign, deg, min, sec);
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d = (d - min) * 60;
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}
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String sec = FormatDoubleFix(d, decimals);
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if(!IsDigit(sec[1]))
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String FormatGPSX(double x)
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sec.Insert(0, '0');
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{
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return NFormat(cd + " %02d\' %s\"", sign, deg, min, sec);
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return IsNull(x) ? String() : FormatDegree(x, 2) + (x < 0 ? "W" : "E");
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}
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}
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String FormatGPSX(double x)
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String FormatGPSY(double y)
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{
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{
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return IsNull(x) ? String() : FormatDegree(x, 2) + (x < 0 ? "W" : "E");
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return IsNull(y) ? String() : FormatDegree(y, 2) + (y < 0 ? "S" : "N");
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}
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}
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String FormatGPSY(double y)
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String FormatGPS(Pointf p)
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{
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{
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return IsNull(y) ? String() : FormatDegree(y, 2) + (y < 0 ? "S" : "N");
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return FormatGPSY(p.y) + ' ' + FormatGPSX(p.x);
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}
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}
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String FormatGPS(Pointf p)
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static const double sOffset = 268435456;
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{
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static const double sRadius = sOffset / M_PI;
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return FormatGPSY(p.y) + ' ' + FormatGPSX(p.x);
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}
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static int LToX_(double x)
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{
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static const double sOffset = 268435456;
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return int(sOffset + sRadius * x * M_PI / 180);
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static const double sRadius = sOffset / M_PI;
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}
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static int LToX_(double x)
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static int LToY_(double y)
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{
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{
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return int(sOffset + sRadius * x * M_PI / 180);
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return int(sOffset - sRadius * log((1 + sin(y * M_PI / 180))/(1 - sin( y * M_PI / 180))) / 2);
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}
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}
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static int LToY_(double y)
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static double XToL_(int x)
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{
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{
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return int(sOffset - sRadius * log((1 + sin(y * M_PI / 180))/(1 - sin( y * M_PI / 180))) / 2);
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return ((x - sOffset) / sRadius) * 180 / M_PI;
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}
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}
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static double XToL_(int x)
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static double YToL_(int y)
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{
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{
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return ((x - sOffset) / sRadius) * 180 / M_PI;
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return (M_PI / 2 - 2 * atan(exp((y - sOffset) / sRadius))) * 180 / M_PI;
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}
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}
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static double YToL_(int y)
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Pointf GoogleMapsPixelToGps(Pointf center, int zoom, Point diff)
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{
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{
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return (M_PI / 2 - 2 * atan(exp((y - sOffset) / sRadius))) * 180 / M_PI;
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return Pointf(XToL_(LToX_(center.x) + (diff.x << (21 - zoom))),
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}
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YToL_(LToY_(center.y) + (diff.y << (21 - zoom))));
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}
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Pointf GoogleMapsPixelToGps(Pointf center, int zoom, Point diff)
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{
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Pointf GoogleMapsPixelToGps(Pointf center, int zoom, Size sz, Point p)
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return Pointf(XToL_(LToX_(center.x) + (diff.x << (21 - zoom))),
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{
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YToL_(LToY_(center.y) + (diff.y << (21 - zoom))));
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return GoogleMapsPixelToGps(center, zoom, p - sz / 2);
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}
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}
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Pointf GoogleMapsPixelToGps(Pointf center, int zoom, Size sz, Point p)
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Pointf GoogleMapsGpsToPixelDiff(Pointf center, int zoom, Pointf gps)
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{
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{
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return GoogleMapsPixelToGps(center, zoom, p - sz / 2);
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return Pointf((LToX_(center.x) - LToX_(gps.x)) >> (21 - zoom),
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}
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(LToY_(center.y) - LToY_(gps.y)) >> (21 - zoom));
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}
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Pointf GoogleMapsGpsToPixelDiff(Pointf center, int zoom, Pointf gps)
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{
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Pointf GoogleMapsGpsToPixel(Pointf center, int zoom, Size sz, Pointf gps)
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return Pointf((LToX_(center.x) - LToX_(gps.x)) >> (21 - zoom),
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{
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(LToY_(center.y) - LToY_(gps.y)) >> (21 - zoom));
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return sz / 2 - GoogleMapsGpsToPixelDiff(center, zoom, gps);
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}
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}
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Pointf GoogleMapsGpsToPixel(Pointf center, int zoom, Size sz, Pointf gps)
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{
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return sz / 2 - GoogleMapsGpsToPixelDiff(center, zoom, gps);
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}
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@ -1,37 +1,35 @@
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#ifndef _GoogleMaps_GoogleMaps_h
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#ifndef _GoogleMaps_GoogleMaps_h
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#define _GoogleMaps_GoogleMaps_h
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#define _GoogleMaps_GoogleMaps_h
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#include <CtrlLib/CtrlLib.h>
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#include <CtrlLib/CtrlLib.h>
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#include <Web/Web.h>
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using namespace Upp;
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using namespace Upp;
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#define LAYOUTFILE <GoogleMaps/GoogleMaps.lay>
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#include <CtrlCore/lay.h>
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#define LAYOUTFILE <GoogleMaps/GoogleMaps.lay>
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#include <CtrlCore/lay.h>
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#define IMAGECLASS GoogleMapsImg
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#define IMAGEFILE <GoogleMaps/GoogleMaps.iml>
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#define IMAGECLASS GoogleMapsImg
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#include <Draw/iml_header.h>
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#define IMAGEFILE <GoogleMaps/GoogleMaps.iml>
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#include <Draw/iml_header.h>
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void SetGoogleMapsKey(const char *key);
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String GetGoogleMap(double center_x, double center_y, int zoom, int cx, int cy,
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void SetGoogleMapsKey(const char *key);
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const char *format = "png", String *error = NULL);
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String GetGoogleMap(double center_x, double center_y, int zoom, int cx, int cy,
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Image GetGoogleMapImage(double center_x, double center_y, int zoom, int cx, int cy,
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const char *format = "png", String *error = NULL);
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const char *format = "png", String *error = NULL);
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Image GetGoogleMapImage(double center_x, double center_y, int zoom, int cx, int cy,
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double CvDeg(double deg, double minutes, double seconds);
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const char *format = "png", String *error = NULL);
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double CvDeg(double deg, double minutes, double seconds);
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Pointf GoogleMapsPixelToGps(Pointf center, int zoom, Point diff);
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Pointf GoogleMapsPixelToGps(Pointf center, int zoom, Size sz, Point p);
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Pointf GoogleMapsPixelToGps(Pointf center, int zoom, Point diff);
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Pointf GoogleMapsGpsToPixelDiff(Pointf center, int zoom, Pointf gps);
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Pointf GoogleMapsPixelToGps(Pointf center, int zoom, Size sz, Point p);
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Pointf GoogleMapsGpsToPixel(Pointf center, int zoom, Size sz, Pointf gps);
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Pointf GoogleMapsGpsToPixelDiff(Pointf center, int zoom, Pointf gps);
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Pointf GoogleMapsGpsToPixel(Pointf center, int zoom, Size sz, Pointf gps);
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Pointf ScanGPS(const char *s);
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Pointf ScanGPS(const char *s);
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String FormatGPSX(double x);
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String FormatGPSY(double y);
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String FormatGPSX(double x);
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String FormatGPS(Pointf p);
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String FormatGPSY(double y);
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String FormatGPS(Pointf p);
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bool MapDlg(Pointf& p);
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bool MapDlg(Pointf& p);
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#endif
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#endif
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