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/* A subclass of Matrix that allows variable size columns and rows */
/* Creator : Imran Qureshi */
/* August 3, 1992 */
/* e-mail : cooldude@leland.stanford.edu */
/* Provided as FREEWARE */
#import <appkit/Matrix.h>
typedef struct {
float x;
float width;
} column, *columnPtr;
typedef struct {
float y;
float height;
} row, *rowPtr;
@interface VarMatrix:Matrix
{
id columnList,rowList;
NXRect oldRect;
}
-initFrame:(NXRect *)frameRect mode:(int)aMode prototype:aCell numRows:(int)rowsHigh numCols:(int)colsWide;
-erase;
/** methods for changing sizes of fields **/
-setWidth:(float)width forCol:(int)col;
-setHeight:(float)height forRow:(int)theRow;
/* override these methods to update our structure */
-renewRows:(int)newRows cols:(int)newCols;
-sizeToCells;
-addCol;
-insertColAt:(int)col;
-removeColAt:(int)col andFree:(BOOL)flag;
-addRow;
-insertRowAt:(int)theRow;
-removeRowAt:(int)theRow andFree:(BOOL)flag;
/* drawing */
-drawCellAt:(int)theRow :(int)col;
-drawSelf:(const NXRect *)rects :(int)rectCount;
-getCellFrame:(NXRect *)theRect at:(int)theRow :(int)col;
-getRow:(int *)row andCol:(int*)col forPoint:(const NXPoint *)point;
-getRow:(int *)row andCol:(int *)col ofCell:aCell;
/* events */
- mouseDown:(NXEvent *)theEvent;
/* archiving */
-write:(NXTypedStream*)typedStream;
-read:(NXTypedStream*)typedStream;
/*** PRIVATE **/
-updateRowsFrom:(int)rowNum with:(float)diff;
-updateColsFrom:(int)colNum with:(float)diff;
@end
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