Action.h

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#ifndef ACTIONSDL2_SANDAL2_KLEVH
#define ACTIONSDL2_SANDAL2_KLEVH

#ifdef __cplusplus
extern "C" {
#endif

// macro to prevent auto tabulation
#if 1 < 0
}
#endif

struct Element;
typedef struct Action{
    double timing;
    double timeSpent;
    void (*action)(struct Element *, void *, double);
    void * data;
    int shouldBeFreed;
} Action;



struct ActionNode;
typedef struct ListAction{
    struct ActionNode * first;
    int isParallel;
    int isForever;
} ListAction;



typedef struct ActionNode {
    union{
        Action action;
        ListAction list;
    } action;
    int isList;
    int isFinished;
    struct ActionNode * next;
} ActionNode;




/* -------------------------------------------------------
 * Action functions
 */
ListAction * initAction(void (*action)(struct Element *, void *, double), double timing);
ListAction * setDataAction(ListAction * action, void * data, int shouldBeFreed);
/* ------------------------------------------------------- */





/* -------------------------------------------------------
 * ListAction functions
 */
void freeListAction(ListAction * action);
int executeListAction(ListAction * action, struct Element * e, double time);
ListAction * generateChainedAction(ListAction * action, ...);
ListAction * generateParallelAction(ListAction * action, ...);
ListAction * setForeverAction(ListAction * action, int isForever);
long long addActionAtEndAction(ListAction * action, ListAction * toAdd);
int delActionToAction(ListAction * action, long long index);
/* ------------------------------------------------------- */





/* -------------------------------------------------------
 * Action pre made action functions
 */
void moveByActionFunction(struct Element * e, void * data, double spentTime);
void moveToActionFunction(struct Element * e, void * data, double spentTime);
void scaleByActionFunction(struct Element * e, void * data, double spentTime);
void scaleToActionFunction(struct Element * e, void * data, double spentTime);
void rotateByActionFunction(struct Element * e, void * data, double spentTime);
void rotateToActionFunction(struct Element * e, void * data, double spentTime);
void fadeInActionFunction(struct Element * e, void * data, double spentTime);
void fadeOutActionFunction(struct Element * e, void * data, double spentTime);
/* ------------------------------------------------------- */





/* -------------------------------------------------------
 * Action pre made actions
 */
ListAction * moveByAction(double x, double y, double time);
ListAction * moveToAction(double x, double y, double time);
ListAction * scaleByAction(double x, double y, double time);
ListAction * scaleToAction(double w, double h, double time);
ListAction * rotateByAction(double angle, double time);
ListAction * rotateToAction(double angle, double time);
ListAction * fadeInAction(int alpha, double time);
ListAction * fadeOutAction(int alpha, double time);
/* ------------------------------------------------------- */

#ifdef __cplusplus
}
#endif

#endif