/usr/include/wx-2.8/wx/ogl/misc.h is in wx2.8-headers 2.8.12.1-6ubuntu2.
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// Name: misc.h
// Purpose: Miscellaneous utilities for OGL
// Author: Julian Smart
// Modified by:
// Created: 12/07/98
// RCS-ID: $Id: misc.h 35650 2005-09-23 12:56:45Z MR $
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _OGL_MISC_H_
#define _OGL_MISC_H_
// List to use when copying objects; may need to associate elements of new objects
// with elements of old objects, e.g. when copying constraint.s
extern wxList oglObjectCopyMapping;
/*
* TEXT FORMATTING FUNCTIONS
*
*/
// Centres the given list of wxShapeTextLine strings in the given box
// (changing the positions in situ). Doesn't actually draw into the DC.
WXDLLIMPEXP_OGL void oglCentreText(wxDC& dc, wxList *text, double m_xpos, double m_ypos,
double width, double height,
int formatMode = FORMAT_CENTRE_HORIZ | FORMAT_CENTRE_VERT);
// Given a string, returns a list of strings that fit within the given
// width of box. Height is ignored.
WXDLLIMPEXP_OGL wxStringList* oglFormatText(wxDC& dc, const wxString& text, double width, double height, int formatMode = 0);
// Centres the list of wxShapeTextLine strings, doesn't clip.
// Doesn't actually draw into the DC.
WXDLLIMPEXP_OGL void oglCentreTextNoClipping(wxDC& dc, wxList *text_list,
double m_xpos, double m_ypos, double width, double height);
// Gets the maximum width and height of the given list of wxShapeTextLines.
WXDLLIMPEXP_OGL void oglGetCentredTextExtent(wxDC& dc, wxList *text_list,
double m_xpos, double m_ypos, double width, double height,
double *actual_width, double *actual_height);
// Actually draw the preformatted list of wxShapeTextLines.
WXDLLIMPEXP_OGL void oglDrawFormattedText(wxDC& context, wxList *text_list,
double m_xpos, double m_ypos, double width, double height,
int formatMode = FORMAT_CENTRE_HORIZ | FORMAT_CENTRE_VERT);
// Give it a list of points, finds the centre.
WXDLLIMPEXP_OGL void oglFindPolylineCentroid(wxList *points, double *x, double *y);
WXDLLIMPEXP_OGL void oglCheckLineIntersection(double x1, double y1, double x2, double y2,
double x3, double y3, double x4, double y4,
double *ratio1, double *ratio2);
WXDLLIMPEXP_OGL void oglFindEndForPolyline(double n, double xvec[], double yvec[],
double x1, double y1, double x2, double y2, double *x3, double *y3);
WXDLLIMPEXP_OGL void oglFindEndForBox(double width, double height,
double x1, double y1, // Centre of box (possibly)
double x2, double y2, // other end of line
double *x3, double *y3); // End on box edge
WXDLLIMPEXP_OGL void oglFindEndForCircle(double radius,
double x1, double y1, // Centre of circle
double x2, double y2, // Other end of line
double *x3, double *y3);
WXDLLIMPEXP_OGL void oglGetArrowPoints(double x1, double y1, double x2, double y2,
double length, double width,
double *tip_x, double *tip_y,
double *side1_x, double *side1_y,
double *side2_x, double *side2_y);
/*
* Given an ellipse and endpoints of a line, returns the point at which
* the line touches the ellipse in values x4, y4.
* This function assumes that the centre of the ellipse is at x1, y1, and the
* ellipse has a width of a1 and a height of b1. It also assumes you are
* wanting to draw an arc FROM point x2, y2 TOWARDS point x3, y3.
* This function calculates the x,y coordinates of the intersection point of
* the arc with the ellipse.
* Author: Ian Harrison
*/
WXDLLIMPEXP_OGL void oglDrawArcToEllipse(double x1, double y1, double a1, double b1, double x2, double y2, double x3, double y3,
double *x4, double *y4);
WXDLLIMPEXP_OGL bool oglRoughlyEqual(double val1, double val2, double tol = 0.00001);
extern wxFont* g_oglNormalFont;
extern wxPen* g_oglBlackPen;
extern wxPen* g_oglWhiteBackgroundPen;
extern wxPen* g_oglTransparentPen;
extern wxBrush* g_oglWhiteBackgroundBrush;
extern wxPen* g_oglBlackForegroundPen;
WXDLLIMPEXP_OGL wxFont* oglMatchFont(int point_size);
WXDLLIMPEXP_OGL wxString oglColourToHex(const wxColour& colour);
WXDLLIMPEXP_OGL wxColour oglHexToColour(const wxString& hex);
WXDLLIMPEXP_OGL void oglDecToHex(unsigned int dec, char *buf);
WXDLLIMPEXP_OGL unsigned int oglHexToDec(char* buf);
#endif
// _OGL_MISC_H_
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