Tk Source Code

                        * coordinate indices back to their
                        * data coordinates */
} LineTrace;
typedef struct {
    const char *name; /* Name of pen style. If the pen was
                 * statically allocated the name will
                 * be NULL. */
    RbcUid classUid; /* Type of pen */
    Tk_Uid classUid; /* Type of pen */
    char *typeId;/* String token identifying the type
                  * of pen */
    unsigned int flags; /* Indicates if the pen element is
                         * active or normal */
    int refCount; /* Reference count for elements using
                   * this pen. */
    Tcl_HashEntry *hashPtr;

				 * for this pen. */
    int nStrips;		/* # of line segments for this pen. */
} LinePenStyle;
typedef struct {
    char *name;			/* Identifier used to refer the
				 * element. Used in the "insert",
				 * "delete", or "show", operations. */
    RbcUid classUid;		/* Type of element */
    Tk_Uid classUid;		/* Type of element */
    RbcGraph *graphPtr;		/* Graph widget of element*/
    unsigned int flags;		/* Indicates if the entire element is
				 * active, or if coordinates need to
				 * be calculated */
    char **tags;
    int hidden;			/* If non-zero, don't display the
				 * element. */

 *
 *----------------------------------------------------------------------
 */
RbcElement *
RbcLineElement(
    RbcGraph *graphPtr,
    const char *name,
    RbcUid classUid)
    Tk_Uid classUid)
{
    register Line *linePtr;
    linePtr = RbcCalloc(1, sizeof(Line));
    assert(linePtr);
    linePtr->procsPtr = &lineProcs;
    if (classUid == rbcLineElementUid) {
        linePtr->configSpecs = lineElemConfigSpecs;