diff options
| author | Matthias Melcher <fltk@matthiasm.com> | 2016-01-26 20:17:47 +0000 |
|---|---|---|
| committer | Matthias Melcher <fltk@matthiasm.com> | 2016-01-26 20:17:47 +0000 |
| commit | 5892993cbcf77e322f51475820d19f8307375df7 (patch) | |
| tree | 314dd6627e5a44a6027febf8b2f9ea53fc8fdfb9 /src/cfg_gfx/xlib_vertex.cxx | |
| parent | 12e85b882aedccfae4836dd8c72bd546e1be408e (diff) | |
Preliminary commit of porting Xlib drivers to the new naming scheme
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3-porting@11053 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
Diffstat (limited to 'src/cfg_gfx/xlib_vertex.cxx')
| -rw-r--r-- | src/cfg_gfx/xlib_vertex.cxx | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/src/cfg_gfx/xlib_vertex.cxx b/src/cfg_gfx/xlib_vertex.cxx deleted file mode 100644 index 9fe73a27c..000000000 --- a/src/cfg_gfx/xlib_vertex.cxx +++ /dev/null @@ -1,116 +0,0 @@ -// -// "$Id$" -// -// Portable drawing routines for the Fast Light Tool Kit (FLTK). -// -// Copyright 1998-2016 by Bill Spitzak and others. -// -// This library is free software. Distribution and use rights are outlined in -// the file "COPYING" which should have been included with this file. If this -// file is missing or damaged, see the license at: -// -// http://www.fltk.org/COPYING.php -// -// Please report all bugs and problems on the following page: -// -// http://www.fltk.org/str.php -// - -#ifndef FL_CFG_GFX_XLIB_VERTEX_CXX -#define FL_CFG_GFX_XLIB_VERTEX_CXX - -/** - \file xlib_vertex.cxx - \brief Portable drawing code for drawing arbitrary shapes with - simple 2D transformations, implemented for X11 Xlib. - */ - -#include "xlib.H" - -#include <FL/fl_draw.H> -#include <FL/x.H> -#include <FL/math.h> - - -void Fl_Xlib_Graphics_Driver::transformed_vertex(double xf, double yf) { - transformed_vertex0(COORD_T(rint(xf)), COORD_T(rint(yf))); -} - -void Fl_Xlib_Graphics_Driver::vertex(double x,double y) { - transformed_vertex0(COORD_T(x*m.a + y*m.c + m.x), COORD_T(x*m.b + y*m.d + m.y)); -} - -void Fl_Xlib_Graphics_Driver::end_points() { - if (n>1) XDrawPoints(fl_display, fl_window, fl_gc, p, n, 0); -} - -void Fl_Xlib_Graphics_Driver::end_line() { - if (n < 2) { - end_points(); - return; - } - if (n>1) XDrawLines(fl_display, fl_window, fl_gc, p, n, 0); -} - -void Fl_Xlib_Graphics_Driver::end_loop() { - fixloop(); - if (n>2) transformed_vertex((COORD_T)p[0].x, (COORD_T)p[0].y); - end_line(); -} - -void Fl_Xlib_Graphics_Driver::end_polygon() { - fixloop(); - if (n < 3) { - end_line(); - return; - } - if (n>2) XFillPolygon(fl_display, fl_window, fl_gc, p, n, Convex, 0); -} - -void Fl_Xlib_Graphics_Driver::begin_complex_polygon() { - begin_polygon(); - gap_ = 0; -} - -void Fl_Xlib_Graphics_Driver::gap() { - while (n>gap_+2 && p[n-1].x == p[gap_].x && p[n-1].y == p[gap_].y) n--; - if (n > gap_+2) { - transformed_vertex((COORD_T)p[gap_].x, (COORD_T)p[gap_].y); - gap_ = n; - } else { - n = gap_; - } -} - -void Fl_Xlib_Graphics_Driver::end_complex_polygon() { - gap(); - if (n < 3) { - end_line(); - return; - } - if (n>2) XFillPolygon(fl_display, fl_window, fl_gc, p, n, 0, 0); -} - -// shortcut the closed circles so they use XDrawArc: -// warning: these do not draw rotated ellipses correctly! -// See fl_arc.c for portable version. - -void Fl_Xlib_Graphics_Driver::circle(double x, double y,double r) { - double xt = transform_x(x,y); - double yt = transform_y(x,y); - double rx = r * (m.c ? sqrt(m.a*m.a+m.c*m.c) : fabs(m.a)); - double ry = r * (m.b ? sqrt(m.b*m.b+m.d*m.d) : fabs(m.d)); - int llx = (int)rint(xt-rx); - int w = (int)rint(xt+rx)-llx; - int lly = (int)rint(yt-ry); - int h = (int)rint(yt+ry)-lly; - - (what == POLYGON ? XFillArc : XDrawArc) - (fl_display, fl_window, fl_gc, llx, lly, w, h, 0, 360*64); -} - -#endif // FL_CFG_GFX_XLIB_VERTEX_CXX - -// -// End of "$Id$". -// |
