turtlegraphic.h

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#ifndef _TURTLEGRAPHIC_H_
#define _TURTLEGRAPHIC_H_

#include "../jnilib.h"
#include "../awt/frame.h"
#include "../graphic/color.h"
#include <stdlib.h>

#ifdef __cplusplus
extern "C" {
#endif

struct TurtleGraphic_;

struct TurtleGraphicCPP_;

#ifdef __cplusplus
   typedef TurtleGraphicCPP_ TurtleGraphic; 
   #define createTurtleGraphic createTurtleGraphicCPP 
   #define deleteTurtleGraphic deleteTurtleGraphicCPP 
#else
   typedef struct TurtleGraphic_ TurtleGraphic; 
   #define createTurtleGraphic createTurtleGraphicC 
   #define deleteTurtleGraphic deleteTurtleGraphicC 
#endif

typedef struct TurtleGraphicData {
   jclass clstg; 
   jobject tg; 
   jmethodID mright; 
   jmethodID mleft; 
   jmethodID mmoveTo; 
   jmethodID mforward; 
   jmethodID mbackward; 
   jmethodID msetAngle; 
   jmethodID msetColor; 
   jmethodID mgetX; 
   jmethodID mgetY; 
   jmethodID msetDraw; 
   jmethodID mprintText; 
   jmethodID mclearScreen; 
} TurtleGraphicData;

typedef struct TurtleGraphic_ {
   TurtleGraphicData tg;
   void (*right)(TurtleGraphic* tg, jfloat angle);
   void (*left)(TurtleGraphic* tg, jfloat angle);
   void (*moveTo)(TurtleGraphic* tg, jfloat x, jfloat y);
   void (*forward)(TurtleGraphic* tg, jfloat l);
   void (*backward)(TurtleGraphic* tg, jfloat l);
   void (*setAngle)(TurtleGraphic* tg, jfloat angle);
   void (*setColor)(TurtleGraphic* tg, Color c);
   jfloat (*getX)(TurtleGraphic* tg);
   jfloat (*getY)(TurtleGraphic* tg);
   void (*setDraw)(TurtleGraphic* tg, jboolean draw);
   void (*printText)(TurtleGraphic* tg, const char* text);
   void (*clearScreen)(TurtleGraphic* tg);
} TurtleGraphic_;

typedef struct TurtleGraphicCPP_ {
   TurtleGraphicData tg;
   struct TurtleGraphic_ *functions;

#ifdef __cplusplus
   void right(jfloat angle) {
      functions->right(this, angle);
   }

   void left(jfloat angle) {
      functions->left(this, angle);
   }

   void moveTo(jfloat x, jfloat y) {
      functions->moveTo(this, x, y);
   }

   void forward(jfloat l) {
      functions->forward(this, l);
   }

   void backward(jfloat l) {
      functions->backward(this, l);
   }

   void setAngle(jfloat angle) {
      functions->setAngle(this, angle);
   }

   void setColor(Color c) {
      functions->setColor(this, c);
   }

   jfloat getX() {
      return functions->getX(this);
   }

   jfloat getY() {
      return functions->getY(this);
   }

   void setDraw(jboolean draw) {
      functions->setDraw(this, draw);
   }

   void printText(const char* text) {
      functions->printText(this, text);
   }

   void clearScreen() {
      functions->clearScreen(this);
   }

#endif

} TurtleGraphicCPP_;


void createTurtleGraphicC(TurtleGraphic_* tg, Frame* frame);
void createTurtleGraphicCPP(TurtleGraphicCPP_* tg, Frame* frame);
void deleteTurtleGraphicC(TurtleGraphic_* tg);
void deleteTurtleGraphicCPP(TurtleGraphicCPP_* tg);

#ifdef __cplusplus
} /* extern "C" */
#endif

#endif /* _TURTLEGRAPHIC_H_ */

/* end of file turtlegraphic.h */

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