Changeset 913 for trunk/MagicSoft/Cosy/gui/MGSkyPosition.cc

Timestamp:

08/23/01 14:40:17 (23 years ago)

Author:

tbretz

Message:

*** empty log message ***

File:

• trunk/MagicSoft/Cosy/gui/MGSkyPosition.cc (modified) (13 diffs)

trunk/MagicSoft/Cosy/gui/MGSkyPosition.cc

@@ -11 +11 @@
 #include <TArc.h>
 #include <TLine.h>
+#include <TText.h>
 #include <TList.h>
 #include <TCanvas.h>
@@ -94 +95 @@
 }
 
+void MGSkyPosition::InitText()
+{
+    fText = new TText(105, 105, "");
+    fText->SetFillStyle(4000);  // transparent
+    fText->SetTextAlign(33);  // right, top
+    fText->SetTextColor(10);  // white
+    fText->Draw();
+
+    fList->Add(fText);
+}
+
 void MGSkyPosition::DrawCoordinateSystem()
 {
@@ -105 +117 @@
     arc.DrawArc(0, 0, 22.5);
 
+    //
+    // FIXME? Use TAxis?
+    //
     TLine line;
     line.SetLineColor(1);  // black
@@ -110 +125 @@
     line.DrawLine(-95,   0, 95,  0);
     line.DrawLine(  0, -95,  0, 95);
+
+    TText text;
+    text.SetTextAlign(22);  // centered, centered (s.TAttText)
+    text.SetTextColor(13);  // dark gray
+    text.DrawText(0.71*22.5, 0.71*22.5, "22.5\xb0");
+    text.DrawText(0.71*45.0, 0.71*45.0, "45\xb0");
+    text.DrawText(0.71*67.5, 0.71*67.5, "67.5\xb0");
+    text.DrawText(0.71*90.0, 0.71*90.0, "90\xb0");
+
+    text.SetTextAlign(22);  // centered, centered (s.TAttText)
+    text.SetTextColor(1);   // black
+
+    text.DrawText(0,  102, "N (0\xb0)");
+    text.DrawText(0, -102, "S (180\xb0)");
+
+    text.SetTextAngle(270);
+    text.DrawText( 102, 0, "E (90\xb0)");
+
+    text.SetTextAngle(90);
+    text.DrawText(-102, 0, "W (270\xb0)");
 }
 
@@ -133 +168 @@
 }
 
-MGSkyPosition::MGSkyPosition(const TGWindow* p, const Int_t w, const Int_t h)
-    : TRootEmbeddedCanvas("SkyPosition", p, w-1, h-1, kRaisedFrame),//, 0) //234, 76, kFixedSize)
-    fModified(kFALSE)
-{
-    fCanvas = GetCanvas();
-
-    fCanvas->SetFillColor(39); // s. TAttFill
-    fCanvas->Range(-100, -100, 100, 100);
-
-    fList = new TList;
-    fList->SetOwner();
-
+MGSkyPosition::MGSkyPosition(const TGWindow* p, const UInt_t w)
+    : MGEmbeddedCanvas("SkyPosition", p, w, 110)
+{
     DrawCoordinateSystem();
+    InitPlanets();
     InitPosition();
-    InitPlanets();
-
-    Resize(w, h); //GetDefaultSize()); // ???
-    MapSubwindows();
+    InitText();
+    InitCanvas();
 }
 
 MGSkyPosition::~MGSkyPosition()
 {
-    delete fList;
     delete fSlalib;
 
@@ -161 +185 @@
 }
 
-void MGSkyPosition::SetLin1(int x, int y)
+void MGSkyPosition::SetLin1(Float_t x, Float_t y)
 {
     fLin1a->SetX2(x);
@@ -169 +193 @@
 }
 
-void MGSkyPosition::SetLin2(int x1, int y1, int x2, int y2)
+void MGSkyPosition::SetLin2(Float_t x1, Float_t y1, Float_t x2, Float_t y2)
 {
     fLin2->SetX1(x1);
@@ -177 +201 @@
 }
 
-void MGSkyPosition::DrawPosition(Float_t zd, Float_t az)
+void MGSkyPosition::UpdatePosition(Float_t zd, Float_t az)
 {
     static int X=~0;
@@ -187 +211 @@
     const float c = cos(rad);
 
-    const int x = (int)(s*zd);
-    const int y = (int)(c*zd);
-
-    if (X==x && Y==y)
+    const float x = s*zd;
+    const float y = c*zd;
+
+    const int pixx = (int)(x/fPix);
+    const int pixy = (int)(y/fPix);
+
+    if (X==pixx && Y==pixy)
         return;
 
-    X = x;
-    Y = y;
-
-    const int dx = (int)(s*4);
-    const int dy = (int)(c*4);
-
-    SetLin1(s*95, c*95);
+    X = pixx;
+    Y = pixy;
+
+    const float dx = s*4.;
+    const float dy = c*4.;
+
+    SetLin1(s*95., c*95.);
     SetLin2(x+dy, y-dx, x-dy, y+dx);
 
-    fModified = kTRUE;
-}
+    SetModified();
+}
+
+void MGSkyPosition::UpdateText(Float_t x, Float_t y)
+{
+    static int X = ~0;
+    static int Y = ~0;
+
+    int xd = (int)floor(x);
+    int yd = (int)floor(y);
+    x *= 60.;
+    y *= 60.;
+
+    int fx = (int)floor(x*10.);
+    int fy = (int)floor(y*10.);
+
+    if (X==fx && Y==fy)
+        return;
+
+    X = fx;
+    Y = fy;
+
+    float/*int*/ xm = /*(int)floor*/(fmod(fabs(x), 60.));
+    float/*int*/ ym = /*(int)floor*/(fmod(fabs(y), 60.));
+
+    char txt[100];
+    sprintf(txt, "Zd=%d\xb0%02.1f'\nAz=%d\xb0%02.1f'",
+            xd, xm, yd, ym);
+
+    fText->SetText(fText->GetX(), fText->GetY(), txt);
+
+    SetModified();
+}
+
 
 void MGSkyPosition::Update(ZdAz &pos)
@@ -212 +271 @@
     fSlalib->SetMjd2Now();
 
-    DrawPlanet(kESun,     fSun);
-    DrawPlanet(kEMoon,    fMoon);
-    DrawPlanet(kEJupiter, fJupiter);
-    DrawPlanet(kEVenus,   fVenus);
-    DrawPlanet(kEMars,    fMars);
-
-    DrawPosition(pos.Zd(), pos.Az());
-
-    if (!fModified)
-        return;
-
-    // FIXME: Sometimes (if the canvas couldn't be created correctly:
-    // X11 Pixmap error) Update hangs the Gui system.
-
-    fCanvas->Modified();
-    fCanvas->Update();
-
-    fModified = kFALSE;
-}
-
-void MGSkyPosition::DrawPlanet(Int_t planet, TArc *arc)
+    UpdatePlanet(kESun,     fSun);
+    UpdatePlanet(kEMoon,    fMoon);
+    UpdatePlanet(kEJupiter, fJupiter);
+    UpdatePlanet(kEVenus,   fVenus);
+    UpdatePlanet(kEMars,    fMars);
+
+    UpdatePosition(pos.Zd(), pos.Az());
+    UpdateText(pos.Zd(), pos.Az());
+
+    UpdateCanvas();
+}
+
+void MGSkyPosition::UpdatePlanet(Int_t planet, TArc *arc)
 {
     //
@@ -249 +300 @@
     const float deg = 360.0/D2PI*zdaz.Zd();
 
-    const int x = (int)(s*deg);
-    const int y = (int)(c*deg);
-
-    if (fX[planet]==x && fY[planet]==y)
+    const float x = s*deg;
+    const float y = c*deg;
+
+    const int pixx = (int)(x/fPix);
+    const int pixy = (int)(y/fPix);
+
+    if (fX[planet]==pixx && fY[planet]==pixy)
         return;
 
-    fX[planet] = x;
-    fY[planet] = y;
+    fX[planet] = pixx;
+    fY[planet] = pixy;
 
     //
@@ -264 +318 @@
     arc->SetY1(y);
 
-    fModified = kTRUE;
+    SetModified();
 
     if (planet!=kESun)
@@ -272 +326 @@
     cout << "   Zd=" << deg << " Az=" << 360./D2PI*zdaz.Az() << endl;
 
-    fSunL[0]->SetX1(x-4); fSunL[0]->SetX2(x+4);
-    fSunL[1]->SetX1(x-3); fSunL[1]->SetX2(x+3);
-    fSunL[2]->SetX1(x-3); fSunL[2]->SetX2(x+3);
-    fSunL[3]->SetX1(x  ); fSunL[3]->SetX2(x  );
-
-    fSunL[0]->SetY1(y  ); fSunL[0]->SetY2(y  );
-    fSunL[1]->SetY1(y-3); fSunL[1]->SetY2(y+3);
-    fSunL[2]->SetY1(y+3); fSunL[2]->SetY2(y-3);
-    fSunL[3]->SetY1(y-4); fSunL[3]->SetY2(y+4);
-}
+    fSunL[0]->SetX1(x-3.5); fSunL[0]->SetX2(x+3.5);
+    fSunL[1]->SetX1(x-2.5); fSunL[1]->SetX2(x+2.5);
+    fSunL[2]->SetX1(x-2.5); fSunL[2]->SetX2(x+2.5);
+    fSunL[3]->SetX1(x);     fSunL[3]->SetX2(x);
+
+    fSunL[0]->SetY1(y);     fSunL[0]->SetY2(y);
+    fSunL[1]->SetY1(y-2.5); fSunL[1]->SetY2(y+2.5);
+    fSunL[2]->SetY1(y+2.5); fSunL[2]->SetY2(y-2.5);
+    fSunL[3]->SetY1(y-3.5); fSunL[3]->SetY2(y+3.5);
+}