r185: *** empty log message ***

[ctsim.git] / libctgraphics / sgp.cpp

diff --git a/libctgraphics/sgp.cpp b/libctgraphics/sgp.cpp
index 6b826d7172d4b22cfb1f5dd443d56f438cecb3f0..52a2430ad942d98d0f63d2b934a671db10b5f6d0 100644 (file)
--- a/libctgraphics/sgp.cpp
+++ b/libctgraphics/sgp.cpp
@@ -7,7 +7,7 @@
 **  This is part of the CTSim program
 **  Copyright (C) 1983-2000 Kevin Rosenberg
 **
-**  $Id: sgp.cpp,v 1.10 2000/08/25 15:59:13 kevin Exp $
+**  $Id: sgp.cpp,v 1.11 2000/08/27 20:32:55 kevin Exp $
 **
 **  This program is free software; you can redistribute it and/or modify
 **  it under the terms of the GNU General Public License (version 2) as
@@ -81,9 +81,6 @@ SGPDriver::~SGPDriver ()
 
 SGP::SGP (const SGPDriver& driver)
     : m_driver (driver)
-#if HAVE_WXWINDOWS
-    , m_pPen(NULL)
-#endif
 {
   m_iPhysicalXSize = m_driver.getPhysicalXSize();
   m_iPhysicalYSize = m_driver.getPhysicalYSize();
@@ -93,6 +90,11 @@ SGP::SGP (const SGPDriver& driver)
   ndc_to_mc.setIdentity();
   m_ctm.setIdentity();
 
+#if HAVE_WXWINDOWS
+  m_pen.SetWidth(1);
+  m_pen.SetStyle(wxSOLID);
+#endif
+
   setWindow (0., 0., 1., 1.);
   setViewport (0., 0., 1., 1.);
   moveAbs (0., 0.);
@@ -101,6 +103,7 @@ SGP::SGP (const SGPDriver& driver)
   setTextAngle (0.);
   setTextSize (1. / 25.);
   setColor (C_BLACK);
+
 }
 
 
@@ -203,16 +206,28 @@ SGP::setViewport (double xmin, double ymin, double xmax, double ymax)
 void
 SGP::frameViewport (void)
 {
-  stylusNDC (xv_min, yv_min, 0);
-  stylusNDC (xv_max, yv_min, 1);
-  stylusNDC (xv_max, yv_max, 1);
-  stylusNDC (xv_min, yv_max, 1);
-  stylusNDC (xv_min, yv_min, 1);
+  stylusNDC (xv_min, yv_min, false);
+  stylusNDC (xv_max, yv_min, true);
+  stylusNDC (xv_max, yv_max, true);
+  stylusNDC (xv_min, yv_max, true);
+  stylusNDC (xv_min, yv_min, true);
 }
 
 void
 SGP::setTextColor (int iFGcolor, int iBGcolor)
 {
+#if HAVE_WXWINDOWS
+  if (m_driver.isWX()) {
+    if (iFGcolor >= 0) {
+      wxColor colour (s_aRGBColor[iFGcolor].getRed(), s_aRGBColor[iFGcolor].getGreen(), s_aRGBColor[iFGcolor].getBlue());
+      m_driver.idWX()->SetTextForeground (colour);
+    }
+    if (iBGcolor >= 0) {
+      wxColor colour (s_aRGBColor[iBGcolor].getRed(), s_aRGBColor[iBGcolor].getGreen(), s_aRGBColor[iBGcolor].getBlue());
+      m_driver.idWX()->SetTextBackground (colour);
+    }
+  }
+#endif
 }
 
 void 
@@ -228,9 +243,21 @@ SGP::setColor (int icol)
 #if HAVE_WXWINDOWS
     if (m_driver.isWX()) {
       wxColor colour (s_aRGBColor[icol].getRed(), s_aRGBColor[icol].getGreen(), s_aRGBColor[icol].getBlue());
-      delete m_pPen;
-      m_pPen = new wxPen (colour, 1, wxSOLID);
-      m_driver.idWX()->SetPen (*m_pPen);
+      m_pen.SetColour (colour);
+      m_driver.idWX()->SetPen (m_pen);
+    }
+#endif
+  }
+}
+
+void 
+SGP::setPenWidth (int iWidth)
+{
+  if (iWidth >= 0) {
+#if HAVE_WXWINDOWS
+    if (m_driver.isWX()) {
+      m_pen.SetWidth (iWidth);
+      m_driver.idWX()->SetPen (m_pen);
     }
 #endif
   }
@@ -331,8 +358,8 @@ SGP::lineAbs (double x, double y)
   mc_to_ndc.transformPoint (&x2, &y2);
   
   if (clip_rect (x1, y1, x2, y2, viewNDC) == true) { // clip to viewport 
-    stylusNDC (x1, y1, 0);  // move to first point
-    stylusNDC (x2, y2, 1);  // draw to second point 
+    stylusNDC (x1, y1, false);  // move to first point
+    stylusNDC (x2, y2, true);  // draw to second point 
   }
 
   m_dCurrentWorldX = x;
@@ -365,6 +392,37 @@ SGP::setTextSize (double height)
     g2_set_font_size(m_driver.idG2(), (height * m_iPhysicalYSize));
 }
 
+void
+SGP::getTextExtent (const char* szText, double* worldW, double* worldH)
+{
+#if HAVE_WXWINDOWS
+  if (m_driver.isWX()) {
+    wxString sText (szText);
+    wxCoord deviceW, deviceH;
+    m_driver.idWX()->GetTextExtent (sText, &deviceW, &deviceH);
+    *worldW = static_cast<double>(deviceW) / static_cast<double>(m_iPhysicalXSize);;
+    *worldH = static_cast<double>(deviceH) / static_cast<double>(m_iPhysicalYSize);
+    //    cout << deviceW << ", " << deviceH << ", " << *worldW << ", " << *worldH << endl;
+    *worldW *= (xw_max - xw_min);
+    *worldH *= (yw_max - yw_min);
+  }
+#endif
+}
+
+double
+SGP::getCharHeight ()
+{
+  double dHeight = (1. / 25.);
+
+#if HAVE_WXWINDOWS
+  if (m_driver.isWX()) {
+    dHeight = m_driver.idWX()->GetCharHeight();
+    dHeight /= static_cast<double>(m_iPhysicalYSize);;
+  }
+#endif
+    return (dHeight * (xw_max - xw_min));
+}
+
 void
 SGP::setTextAngle (double angle)
 {
@@ -386,8 +444,8 @@ SGP::polylineAbs (double x[], double y[], int n)
   double yt = y2;      // as the beginning point of the next line 
 
   if (clip_rect (x1, y1, xt, yt, viewNDC)) {
-    stylusNDC (x1, y1, 0);
-    stylusNDC (xt, yt, 1);
+    stylusNDC (x1, y1, false);
+    stylusNDC (xt, yt, true);
   }
   
   for (int i = 2; i < n; i++) {
@@ -397,8 +455,8 @@ SGP::polylineAbs (double x[], double y[], int n)
     xt = x2;
     yt = y2;
     if (clip_rect (x1, y1, xt, yt, viewNDC)) {
-      stylusNDC (x1, y1, 0);
-      stylusNDC (xt, yt, 1);
+      stylusNDC (x1, y1, false);
+      stylusNDC (xt, yt, true);
     }
   }
 }
@@ -508,7 +566,7 @@ SGP::drawRect (double xmin, double ymin, double xmax, double ymax)
 void 
 SGP::drawCircle (const double r)
 {
-       drawArc (0.0, 7.0, r);
+       drawArc (r, 0.0, 7.0);
 }
 
 // =============================================================
@@ -516,7 +574,7 @@ SGP::drawCircle (const double r)
 //==============================================================
 
 void 
-SGP::drawArc (double start, double stop, const double r)
+SGP::drawArc (const double r, double start, double stop)
 {
   if ((stop-start) > 2 * PI)
     stop = start + 2 * PI;