60 lines
2 KiB
C
60 lines
2 KiB
C
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/*Preliminary Header file for Turtle Graphics*/
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#include <X11/Intrinsic.h>
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#include <X11/X.h>
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#include <Xm/Xm.h>
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#define CIRCUMFERENCE 360
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#define HALFCIRCUMFERENCE 180
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#define FALSE 0
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#define TRUE 1
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#define WIDTH 640
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#define HEIGHT 480
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/***************************************************************************/
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/*Vector Graphic Drawing Routines Header File */
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/*Derived From Microsoft Quick C Turtle Demo Programs */
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/*Developed/Integrated to Emulate Microsoft/GW-BASIC graphic DRAW function */
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/* in X-Windows Motif by: */
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/*Larry J. Hinson AWC/KCMO */
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/***************************************************************************/
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Display* g_display;
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Window g_window;
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GC g_gc;
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/*************************************************************************/
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/*Symbols for Icing for use by DRAW function in EXPDRAW.C */
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/*************************************************************************/
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static char Trace_Ice_Sym[] = {"D2F4R6E4U2"};
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static char Light_Ice_Sym[] = {"D2F4R6E4U2BL7D8"};
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static char Moderate_Ice_Sym[] = {"D2F4R6E4U2BL6ND8BL2ND8"};
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static char Severe_Ice_Sym[] = {"D2F4R6E4U2BL5ND8BL2ND8BL2ND8"};
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int initturtle(int width,int height);
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int OnScreen();
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int PenDown( int fPenDown );
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short PenColor( short ciCur );
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short Turn( short angCur );
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short TurnTo( short angCur );
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short MoveToP( short x, short y );
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short MoveP( double dxy);
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short nMoveP( double dxy);
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short MovePD(short dx,short dy);
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short nMovePD(short dx,short dy);
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short SetEndPix(short dx,short dy,int op);
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void qckprnt(int x,int y, char *wrk, int colr);
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int draw(char *string);
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void execdraw(char *string);
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void drawloc(int x, int y, int color);
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void drawwind(int x,int y,int dir,int speed,int color);
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int getmaxx();
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int getmaxy();
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static double correction;
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/*enum logical{FALSE,TRUE};*/
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extern struct turtle{
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int fPenDown;
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int ciCur;
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int angCur;
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float xCur;
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float yCur;
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int xmax;
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int ymax;
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} tc;
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