** This is part of the CTSim program
** Copyright (C) 1983-2000 Kevin Rosenberg
**
-** $Id: sgp.cpp,v 1.13 2000/09/02 05:10:39 kevin Exp $
+** $Id: sgp.cpp,v 1.24 2000/12/26 21:13:15 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
int SGP::s_iRGBColorCount = sizeof(s_aRGBColor) / sizeof(class RGBColor);
#ifdef HAVE_WXWINDOWS
-SGPDriver::SGPDriver (wxDC* pDC, int xsize = 640, int ysize = 480)
+SGPDriver::SGPDriver (wxDC* pDC, int xsize, int ysize)
: m_iPhysicalXSize(xsize), m_iPhysicalYSize(ysize), m_idDriver(0), m_pDC(pDC)
{
m_idDriver |= SGPDRIVER_WXWINDOWS;
}
#endif
-SGPDriver::SGPDriver (const char* szWinTitle = "", int xsize = 640, int ysize = 480)
+SGPDriver::SGPDriver (const char* szWinTitle, int xsize, int ysize)
: m_iPhysicalXSize(xsize), m_iPhysicalYSize(ysize), m_sWindowTitle(szWinTitle), m_idDriver(0)
{
#ifdef HAVE_G2_H
SGPDriver::~SGPDriver ()
{
+#if HAVE_G2_H
if (isG2())
g2_close (m_idG2);
+#endif
}
// SGP::SGP Constructor for Simple Graphics Package
SGP::SGP (const SGPDriver& driver)
- : m_driver (driver)
+ : m_driver (driver)
{
m_iPhysicalXSize = m_driver.getPhysicalXSize();
m_iPhysicalYSize = m_driver.getPhysicalYSize();
m_ctm.setIdentity();
#if HAVE_WXWINDOWS
- m_pen.SetWidth(1);
- m_pen.SetStyle(wxSOLID);
+ m_pen.SetWidth (1);
+
+ if (m_driver.isWX()) {
+ static const double dScreenDPI = 82;
+ static const double dPointsPerInch = 72.;
+ m_dPointsPerPixel = dPointsPerInch / dScreenDPI;
+ const int iTestPointSize = 12;\r
+ m_pFont = new wxFont (wxROMAN, wxNORMAL, wxNORMAL, wxNORMAL);
+ m_pFont->SetPointSize (iTestPointSize);\r
+ m_pFont->SetWeight (wxNORMAL);\r
+ m_pFont->SetStyle (wxNORMAL);
+ m_pFont->SetFamily (wxROMAN);\r
+#ifdef MSVC\r
+ m_pFont->SetFaceName(wxString("times new roman"));\r
+#endif\r
+ m_driver.idWX()->SetFont (*m_pFont);
+ double dTestCharHeight = m_driver.idWX()->GetCharHeight();
+ m_dPointsPerPixel = iTestPointSize / dTestCharHeight;\r
+ 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.);
- setTextSize (1. / 25.);
- setColor (C_BLACK);
+ setTextPointSize (12);
+ setColor (C_BLACK);\r
+ setLineStyle (LS_SOLID);
}
+SGP::~SGP()\r
+{\r
+#if HAVE_WXWINDOWS\r
+ if (m_driver.isWX()) {\r
+ m_driver.idWX()->SetFont (wxNullFont);\r
+ delete m_pFont;\r
+ }\r
+#endif\r
+}\r
void
SGP::stylusNDC (double x, double y, bool beam)
if (beam) {
#if HAVE_WXWINDOWS
- if (m_driver.isWX())
- m_driver.idWX()->DrawLine (m_iCurrentPhysicalX, m_iCurrentPhysicalY, xp, yp);
+ if (m_driver.isWX())
+ m_driver.idWX()->DrawLine (m_iCurrentPhysicalX, m_iCurrentPhysicalY, xp, yp);
#endif
#if HAVE_G2_H
- if (m_driver.isG2())
- g2_line (m_driver.idG2(), m_iCurrentPhysicalX, m_iCurrentPhysicalY, xp, yp);
+ if (m_driver.isG2())
+ g2_line (m_driver.idG2(), m_iCurrentPhysicalX, m_iCurrentPhysicalY, xp, yp);
#endif
}
m_iCurrentPhysicalX = xp;
g2_clear (m_driver.idG2());
#endif
#if HAVE_WXWINDOWS
- if (m_driver.isWX())
- m_driver.idWX()->Clear();
+ if (m_driver.isWX()) {\r
+ wxBrush brushWhite;\r
+ brushWhite.SetColour(255,255,255);\r
+ m_driver.idWX()->SetBackground(brushWhite);\r
+ m_driver.idWX()->Clear();\r
+ m_driver.idWX()->SetBackground(wxNullBrush);\r
+#if 1\r
+ wxPen pen;\r
+ pen.SetColour(255,255,255);\r
+ m_driver.idWX()->SetBrush (brushWhite);\r
+ m_driver.idWX()->DrawRectangle (0, 0, m_iPhysicalXSize, m_iPhysicalYSize);\r
+ m_driver.idWX()->SetBrush (wxNullBrush);\r
+#endif\r
+ }
#endif
}
//==============================================================
void
SGP::setLineStyle (int style)
-{
+{\r
+ m_iLinestyle = style;\r
+
+#if HAVE_WXWINDOWS\r
+ if (m_driver.isWX()) {\r
+ switch (m_iLinestyle) {\r
+ case LS_SOLID:\r
+ m_pen.SetStyle (wxSOLID);\r
+ break;\r
+ case LS_DASH1:\r
+ m_pen.SetStyle (wxLONG_DASH);\r
+ break;\r
+ case LS_DASH2:\r
+ m_pen.SetStyle (wxSHORT_DASH);\r
+ break;\r
+ case LS_DASH3:\r
+ m_pen.SetStyle (wxDOT_DASH);\r
+ break;\r
+ case LS_DASH4:\r
+ m_pen.SetStyle (wxCROSS_HATCH);\r
+ break;\r
+ case LS_DOTTED:\r
+ m_pen.SetStyle (wxDOT);\r
+ break;\r
+ default:\r
+ m_pen.SetStyle (wxSOLID);\r
+ break;\r
+ }\r
+ m_driver.idWX()->SetPen (m_pen);\r
+ }\r
+#endif\r
}
//==============================================================
moveAbs (x + m_dCurrentWorldX, y + m_dCurrentWorldY);
}
+
+// Height is in master coordinates
void
SGP::setTextSize (double height)
{
+ height /= (yw_max - yw_min); // convert to NDC
+#if HAVE_G2_H
if (m_driver.isG2())
g2_set_font_size(m_driver.idG2(), (height * m_iPhysicalYSize));
+#endif
+#if HAVE_WXWINDOWS
+ if (m_driver.isWX()) {
+ double dHeightPixels = height * m_iPhysicalYSize;
+ double dHeightPoints = dHeightPixels * m_dPointsPerPixel;
+ m_pFont->SetPointSize (nearest<int>(dHeightPoints));
+ m_driver.idWX()->SetFont (*m_pFont);
+ }
+#endif
+}
+
+void
+SGP::setTextNDCSize (double height)
+{
+ double dHeightPixels = height * m_iPhysicalYSize;
+#if HAVE_G2_H
+ if (m_driver.isG2())
+ g2_set_font_size(m_driver.idG2(), nearest<int>(dHeightPixels));
+#endif
+#if HAVE_WXWINDOWS
+ if (m_driver.isWX()) {
+ double dHeightPoints = dHeightPixels * m_dPointsPerPixel;
+ m_pFont->SetPointSize (nearest<int>(dHeightPoints));
+ m_driver.idWX()->SetFont (*m_pFont);
+ }
+#endif
+}
+
+void
+SGP::setTextPointSize (double height)
+{
+#if HAVE_G2_H
+ // if (m_driver.isG2())
+ // g2_set_font_size(m_driver.idG2(), (height * m_iPhysicalYSize));
+#endif
+#if HAVE_WXWINDOWS
+ if (m_driver.isWX()) {
+ m_pFont->SetPointSize (static_cast<int>(height+0.5));
+ m_driver.idWX()->SetFont (*m_pFont);
+ }
+#endif
}
void
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);
+ m_driver.idWX()->GetTextExtent (sText, &deviceW, &deviceH);\r
+ if (m_dTextAngle == 90 || m_dTextAngle == -90) {\r
+ wxCoord temp = deviceW;\r
+ deviceW = deviceH;\r
+ deviceH = temp;\r
+ }
+ *worldW = (xw_max - xw_min) * deviceW / static_cast<double>(m_iPhysicalXSize);;
+ *worldH = (yw_max - yw_min) * deviceH / static_cast<double>(m_iPhysicalYSize);
}
#endif
}
#if HAVE_WXWINDOWS
if (m_driver.isWX()) {
dHeight = m_driver.idWX()->GetCharHeight();
- dHeight /= static_cast<double>(m_iPhysicalYSize);;
+ dHeight /= static_cast<double>(m_iPhysicalYSize);\r
+ dHeight /= (yv_max - yv_min); // scale to viewport;
+ }
+#endif
+ dHeight *= (yw_max - yw_min); // scale to world coordinates
+ return dHeight;
+}
+
+double
+SGP::getCharWidth ()
+{
+ double dWidth = (1. / 80.);
+
+#if HAVE_WXWINDOWS
+ if (m_driver.isWX()) {
+ dWidth = m_driver.idWX()->GetCharWidth();
+ dWidth /= static_cast<double>(m_iPhysicalXSize);\r
+ dWidth /= (xv_max - xv_min); // scale to viewport
}
#endif
- return (dHeight * (xw_max - xw_min));
+ dWidth *= (xw_max - xw_min); //scale to world coordinates
+ return dWidth;
}
void
SGP::setTextAngle (double angle)
{
- m_dTextAngle = angle;
+ m_dTextAngle = convertRadiansToDegrees(angle);
}
void
void
-SGP::drawText (const string& rsMessage)
+SGP::drawText (const std::string& rsMessage)
{
drawText (rsMessage.c_str());
}