//// "$Id: fl_draw.H 4288 2005-04-16 00:13:17Z mike $"//// Portable drawing function header file for the Fast Light Tool Kit (FLTK).//// Copyright 1998-2005 by Bill Spitzak and others.//// This library is free software; you can redistribute it and/or// modify it under the terms of the GNU Library General Public// License as published by the Free Software Foundation; either// version 2 of the License, or (at your option) any later version.//// This library is distributed in the hope that it will be useful,// but WITHOUT ANY WARRANTY; without even the implied warranty of// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU// Library General Public License for more details.//// You should have received a copy of the GNU Library General Public// License along with this library; if not, write to the Free Software// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307// USA.//// Please report all bugs and problems on the following page:////     http://www.fltk.org/str.php//#ifndef fl_draw_H#define fl_draw_H#include "Enumerations.H"  // for the color names// Image class...class Fl_Image;// Label flags...FL_EXPORT extern char fl_draw_shortcut;// Colors:FL_EXPORT void	fl_color(Fl_Color); // select indexed colorinline void fl_color(int c) {fl_color((Fl_Color)c);} // for back compatabilityFL_EXPORT void	fl_color(uchar, uchar, uchar); // select actual colorextern FL_EXPORT Fl_Color fl_color_;inline Fl_Color fl_color() {return fl_color_;}// clip:FL_EXPORT void fl_push_clip(int x, int y, int w, int h);#define fl_clip fl_push_clipFL_EXPORT void fl_push_no_clip();FL_EXPORT void fl_pop_clip();FL_EXPORT int fl_not_clipped(int x, int y, int w, int h);FL_EXPORT int fl_clip_box(int, int, int, int, int& x, int& y, int& w, int& h);// points:FL_EXPORT void fl_point(int x, int y);// line type:FL_EXPORT void fl_line_style(int style, int width=0, char* dashes=0);enum {  FL_SOLID	= 0,  FL_DASH	= 1,  FL_DOT	= 2,  FL_DASHDOT	= 3,  FL_DASHDOTDOT	= 4,  FL_CAP_FLAT	= 0x100,  FL_CAP_ROUND	= 0x200,  FL_CAP_SQUARE	= 0x300,  FL_JOIN_MITER	= 0x1000,  FL_JOIN_ROUND	= 0x2000,  FL_JOIN_BEVEL	= 0x3000};// rectangles tweaked to exactly fill the pixel rectangle:FL_EXPORT void fl_rect(int x, int y, int w, int h);inline void fl_rect(int x, int y, int w, int h, Fl_Color c) {fl_color(c); fl_rect(x,y,w,h);}FL_EXPORT void fl_rectf(int x, int y, int w, int h);inline void fl_rectf(int x, int y, int w, int h, Fl_Color c) {fl_color(c); fl_rectf(x,y,w,h);}// line segments:FL_EXPORT void fl_line(int,int, int,int);FL_EXPORT void fl_line(int,int, int,int, int,int);// closed line segments:FL_EXPORT void fl_loop(int,int, int,int, int,int);FL_EXPORT void fl_loop(int,int, int,int, int,int, int,int);// filled polygonsFL_EXPORT void fl_polygon(int,int, int,int, int,int);FL_EXPORT void fl_polygon(int,int, int,int, int,int, int,int);// draw rectilinear lines, horizontal segment first:FL_EXPORT void fl_xyline(int x, int y, int x1);FL_EXPORT void fl_xyline(int x, int y, int x1, int y2);FL_EXPORT void fl_xyline(int x, int y, int x1, int y2, int x3);// draw rectilinear lines, vertical segment first:FL_EXPORT void fl_yxline(int x, int y, int y1);FL_EXPORT void fl_yxline(int x, int y, int y1, int x2);FL_EXPORT void fl_yxline(int x, int y, int y1, int x2, int y3);// circular lines and pie slices (code in fl_arci.C):FL_EXPORT void fl_arc(int x, int y, int w, int h, double a1, double a2);FL_EXPORT void fl_pie(int x, int y, int w, int h, double a1, double a2);FL_EXPORT void fl_chord(int x, int y, int w, int h, double a1, double a2); // nyi// scalable drawing code (code in fl_vertex.C and fl_arc.C):FL_EXPORT void fl_push_matrix();FL_EXPORT void fl_pop_matrix();FL_EXPORT void fl_scale(double x, double y);FL_EXPORT void fl_scale(double x);FL_EXPORT void fl_translate(double x, double y);FL_EXPORT void fl_rotate(double d);FL_EXPORT void fl_mult_matrix(double a, double b, double c, double d, double x,double y);FL_EXPORT void fl_begin_points();FL_EXPORT void fl_begin_line();FL_EXPORT void fl_begin_loop();FL_EXPORT void fl_begin_polygon();FL_EXPORT void fl_vertex(double x, double y);FL_EXPORT void fl_curve(double, double, double, double, double, double, double, double);FL_EXPORT void fl_arc(double x, double y, double r, double start, double a);FL_EXPORT void fl_circle(double x, double y, double r);FL_EXPORT void fl_end_points();FL_EXPORT void fl_end_line();FL_EXPORT void fl_end_loop();FL_EXPORT void fl_end_polygon();FL_EXPORT void fl_begin_complex_polygon();FL_EXPORT void fl_gap();FL_EXPORT void fl_end_complex_polygon();// get and use transformed positions:FL_EXPORT double fl_transform_x(double x, double y);FL_EXPORT double fl_transform_y(double x, double y);FL_EXPORT double fl_transform_dx(double x, double y);FL_EXPORT double fl_transform_dy(double x, double y);FL_EXPORT void fl_transformed_vertex(double x, double y);// current font:FL_EXPORT void fl_font(int face, int size);extern FL_EXPORT int fl_font_;inline int fl_font() {return fl_font_;}extern FL_EXPORT int fl_size_;inline int fl_size() {return fl_size_;}// information you can get about the current font:FL_EXPORT int   fl_height();	// using "size" should work okinline int fl_height(int, int size) {return size;}FL_EXPORT int   fl_descent();FL_EXPORT double fl_width(const char*);FL_EXPORT double fl_width(const char*, int n);FL_EXPORT double fl_width(uchar);// draw using current font:FL_EXPORT void fl_draw(const char*, int x, int y);FL_EXPORT void fl_draw(const char*, int n, int x, int y);FL_EXPORT void fl_measure(const char*, int& x, int& y, int draw_symbols = 1);FL_EXPORT void fl_draw(const char*, int,int,int,int, Fl_Align, Fl_Image* img=0,                       int draw_symbols = 1);FL_EXPORT void fl_draw(const char*, int,int,int,int, Fl_Align,	               void (*callthis)(const char *, int n, int x, int y),		       Fl_Image* img=0, int draw_symbols = 1);// boxtypes:FL_EXPORT void fl_frame(const char* s, int x, int y, int w, int h);FL_EXPORT void fl_frame2(const char* s, int x, int y, int w, int h);FL_EXPORT void fl_draw_box(Fl_Boxtype, int x, int y, int w, int h, Fl_Color);// images:FL_EXPORT void fl_draw_image(const uchar*, int,int,int,int, int delta=3, int ldelta=0);FL_EXPORT void fl_draw_image_mono(const uchar*, int,int,int,int, int delta=1, int ld=0);typedef void (*Fl_Draw_Image_Cb)(void*,int,int,int,uchar*);FL_EXPORT void fl_draw_image(Fl_Draw_Image_Cb, void*, int,int,int,int, int delta=3);FL_EXPORT void fl_draw_image_mono(Fl_Draw_Image_Cb, void*, int,int,int,int, int delta=1);FL_EXPORT void fl_rectf(int x, int y, int w, int h, uchar r, uchar g, uchar b);FL_EXPORT uchar *fl_read_image(uchar *p, int x,int y, int w, int h, int alpha=0);// pixmaps:FL_EXPORT int fl_draw_pixmap(/*const*/ char* const* data, int x,int y,Fl_Color=FL_GRAY);FL_EXPORT int fl_measure_pixmap(/*const*/ char* const* data, int &w, int &h);FL_EXPORT int fl_draw_pixmap(const char* const* data, int x,int y,Fl_Color=FL_GRAY);FL_EXPORT int fl_measure_pixmap(const char* const* data, int &w, int &h);// other:FL_EXPORT void fl_scroll(int X, int Y, int W, int H, int dx, int dy,                         void (*draw_area)(void*, int,int,int,int), void* data);FL_EXPORT const char* fl_shortcut_label(int);FL_EXPORT void fl_overlay_rect(int,int,int,int);FL_EXPORT void fl_overlay_clear();FL_EXPORT void fl_cursor(Fl_Cursor, Fl_Color=FL_BLACK, Fl_Color=FL_WHITE);// XForms symbols:FL_EXPORT int fl_draw_symbol(const char* label,int x,int y,int w,int h, Fl_Color);FL_EXPORT int fl_add_symbol(const char* name, void (*drawit)(Fl_Color), int scalable);#endif//// End of "$Id: fl_draw.H 4288 2005-04-16 00:13:17Z mike $".//