** Programmer: Kevin Rosenberg
**
** This is part of the CTSim program
-** Copyright (C) 1983-2000 Kevin Rosenberg
+** Copyright (c) 1983-2001 Kevin Rosenberg
**
-** $Id: sgp.cpp,v 1.25 2001/01/02 16:02:13 kevin Exp $
+** $Id: sgp.cpp,v 1.33 2003/01/22 22:15:10 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
#include "sgp.h"
-RGBColor SGP::s_aRGBColor[] =
-{
- RGBColor (0, 0, 0),
- RGBColor (0, 0, 128),
- RGBColor (0, 128, 0),
- RGBColor (0, 128, 128),
- RGBColor (128, 0, 0),
- RGBColor (128, 0, 128),
- RGBColor (128, 128, 0),
- RGBColor (80, 80, 80),
- RGBColor (160, 160, 160),
- RGBColor (0, 0, 255),
- RGBColor (0, 255, 0),
- RGBColor (0, 255, 255),
- RGBColor (255, 0, 0),
- RGBColor (255, 0, 255),
- RGBColor (255, 255, 0),
- RGBColor (255, 255, 255),
+SGP_RGBColor SGP::s_aRGBColor[] =
+{
+ SGP_RGBColor (0, 0, 0),
+ SGP_RGBColor (0, 0, 128),
+ SGP_RGBColor (0, 128, 0),
+ SGP_RGBColor (0, 128, 128),
+ SGP_RGBColor (128, 0, 0),
+ SGP_RGBColor (128, 0, 128),
+ SGP_RGBColor (128, 128, 0),
+ SGP_RGBColor (80, 80, 80),
+ SGP_RGBColor (160, 160, 160),
+ SGP_RGBColor (0, 0, 255),
+ SGP_RGBColor (0, 255, 0),
+ SGP_RGBColor (0, 255, 255),
+ SGP_RGBColor (255, 0, 0),
+ SGP_RGBColor (255, 0, 255),
+ SGP_RGBColor (255, 255, 0),
+ SGP_RGBColor (255, 255, 255),
};
-int SGP::s_iRGBColorCount = sizeof(s_aRGBColor) / sizeof(class RGBColor);
+int SGP::s_iRGBColorCount = sizeof(s_aRGBColor) / sizeof(class SGP_RGBColor);
#ifdef HAVE_WXWINDOWS
SGPDriver::SGPDriver (wxDC* pDC, int xsize, int ysize)
ndc_to_mc.setIdentity();
m_ctm.setIdentity();
-#if HAVE_WXWINDOWS
+#ifdef HAVE_WXWINDOWS
+ initFromDC (driver.idWX());
+#endif
+
+ setWindow (0., 0., 1., 1.);
+ setViewport (0., 0., 1., 1.);
+ moveAbs (0., 0.);
+ stylusNDC (0., 0., false);
+
+ setTextAngle (0.);
+ setTextPointSize (12);
+ setColor (C_BLACK);
+ setLineStyle (LS_SOLID);
+ setMarker (MARKER_POINT);
+}
+
+
+#ifdef HAVE_WXWINDOWS
+void
+SGP::initFromDC (wxDC* pDC)
+{
m_pen.SetWidth (1);
if (m_driver.isWX()) {
m_dPointsPerPixel = iTestPointSize / dTestCharHeight;
m_driver.idWX()->SetBackground (*wxWHITE_BRUSH);
}
+}
#endif
- setWindow (0., 0., 1., 1.);
- setViewport (0., 0., 1., 1.);
- moveAbs (0., 0.);
- stylusNDC (0., 0., false);
-
- setTextAngle (0.);
- setTextPointSize (12);
- setColor (C_BLACK);
- setLineStyle (LS_SOLID);
-}
SGP::~SGP()
{
#if HAVE_WXWINDOWS
if (m_driver.isWX()) {
- m_driver.idWX()->SetFont (wxNullFont);
+ // m_driver.idWX()->SetFont (wxNullFont);
delete m_pFont;
}
#endif
void
SGP::markerNDC (double x, double y)
{
+ int xp = static_cast<int>(x * (m_iPhysicalXSize - 1) + 0.5);
+ int yp = static_cast<int>(y * (m_iPhysicalYSize - 1) + 0.5);
+ if (m_driver.isWX())
+ yp = m_iPhysicalYSize - yp;
+
+#if HAVE_WXWINDOWS
+ if (m_driver.isWX()) {
+ m_driver.idWX()->DrawPoint (xp, yp);
+ m_driver.idWX()->DrawPoint (xp-1, yp-1);
+ m_driver.idWX()->DrawPoint (xp+1, yp+1);
+ m_driver.idWX()->DrawPoint (xp+1, yp-1);
+ m_driver.idWX()->DrawPoint (xp-1, yp+1);
+ }
+#endif
+ m_iCurrentPhysicalX = xp;
+ m_iCurrentPhysicalY = yp;
}
void
SGP::pointNDC (double x, double y)
{
+ int xp = static_cast<int>(x * (m_iPhysicalXSize - 1) + 0.5);
+ int yp = static_cast<int>(y * (m_iPhysicalYSize - 1) + 0.5);
+ if (m_driver.isWX())
+ yp = m_iPhysicalYSize - yp;
+
+#if HAVE_WXWINDOWS
+ if (m_driver.isWX())
+ m_driver.idWX()->DrawPoint (xp, yp);
+#endif
+ m_iCurrentPhysicalX = xp;
+ m_iCurrentPhysicalY = yp;
}
void
-SGP::setMarker (int idMarke, int iColor)
+SGP::setMarker (int idMarker)
{
+ m_iMarker = idMarker;
}
//==============================================================
#endif
#if HAVE_WXWINDOWS
if (m_driver.isWX()) {
- m_pFont->SetPointSize (static_cast<int>(height+0.5));
+ m_iTextPointSize = static_cast<int>(height+0.5);
+ m_pFont->SetPointSize (m_iTextPointSize);
m_driver.idWX()->SetFont (*m_pFont);
}
#endif
if (m_driver.isWX()) {
dHeight = m_driver.idWX()->GetCharHeight();
dHeight /= static_cast<double>(m_iPhysicalYSize);
- dHeight /= (yv_max - yv_min); // scale to viewport;
+ dHeight /= (yv_max - yv_min); // scale to viewport;
}
#endif
dHeight *= (yw_max - yw_min); // scale to world coordinates
if (m_driver.isWX()) {
dWidth = m_driver.idWX()->GetCharWidth();
dWidth /= static_cast<double>(m_iPhysicalXSize);
- dWidth /= (xv_max - xv_min); // scale to viewport
+ dWidth /= (xv_max - xv_min); // scale to viewport
}
#endif
dWidth *= (xw_max - xw_min); //scale to world coordinates
double yndc = y;
mc_to_ndc.transformPoint (&xndc, &yndc);
markerNDC (xndc, yndc);
- stylusNDC (xndc, yndc, false); // move to location
m_dCurrentWorldX = x;
m_dCurrentWorldY = y;
}
double xndc = x, yndc = y;
mc_to_ndc.transformPoint (&xndc, &yndc);
pointNDC (xndc, yndc);
- stylusNDC (xndc, yndc, false); // move to location
m_dCurrentWorldX = x;
m_dCurrentWorldY = y;
}
stop = temp;
}
- double x = r * cos ((double) start);
- double y = r * sin ((double) start);
- moveRel (x, y); // move from center to start of arc
+ double xCent = m_dCurrentWorldX;
+ double yCent = m_dCurrentWorldY;
+
+ double x = r * cos (start);
+ double y = r * sin (start);
+ moveAbs (xCent + x, yCent + y); // move from center to start of arc
- const double thetaIncrement = (5 * (TWOPI / 360));
- double cosTheta = cos(thetaIncrement);
- double sinTheta = sin(thetaIncrement);
+ const double thetaIncrement = (5 * (TWOPI / 360)); // 5 degree increments
+ double cosTheta = cos (thetaIncrement);
+ double sinTheta = sin (thetaIncrement);
- double angle, xp, yp;
- for (angle = start; angle < stop - thetaIncrement; angle += thetaIncrement) {
- xp = cosTheta * x - sinTheta * y; // translate point by thetaIncrement
- yp = sinTheta * x + cosTheta * y;
- lineAbs (xp, yp);
+ double angle;
+ for (angle = start; angle < stop; angle += thetaIncrement) {
+ double xp = cosTheta * x - sinTheta * y; // translate point by thetaIncrement
+ double yp = sinTheta * x + cosTheta * y;
+ lineAbs (xCent + xp, yCent + yp);
x = xp; y = yp;
}
double c = cos (stop - angle);
double s = sin (stop - angle);
- xp = c * x - s * y;
- yp = s * x + c * y;
- lineAbs (xp, yp);
+ double xp = c * x - s * y;
+ double yp = s * x + c * y;
+ lineAbs (xCent + xp, yCent + yp);
- x = r * cos (stop);
- y = r * sin (stop);
- moveRel (-x, -y); // move back to center of circle
+ moveAbs (xCent, yCent); // move back to center of circle
}
void
SGP::setDC (wxDC* pDC)
{
- if (m_driver.isWX())
+ if (m_driver.isWX()) {
m_driver.setDC(pDC);
+ initFromDC (pDC);
+ setTextPointSize (m_iTextPointSize);
+ }
}
#endif