| Property | Type | Description | |
|---|---|---|---|
| $calc_done | |||
| $radius_x | |||
| $radius_y | |||
| $s_angle | |||
| $slice_styles | |||
| $x_centre | for internal use | ||
| $y_centre |
| Method | Description | |
|---|---|---|
| Draw ( ) | Draws the pie graph | |
| svggpsort ( $a, $b ) | Sort callback function reverse-sorts by value |
| Method | Description | |
|---|---|---|
| Calc ( ) | Calculates position of pie | |
| CalcSlice ( $angle_start, $angle_end, &$x_start, &$y_start, &$x_end, &$y_end ) | ||
| CheckValues ( &$values ) | Checks that the data are valid | |
| DrawLegendEntry ( $set, $x, $y, $w, $h ) | Return box for legend | |
| GetSlice ( $angle_start, $angle_end, &$attr ) | Returns a single slice of pie |
| protected CalcSlice ( $angle_start, $angle_end, &$x_start, &$y_start, &$x_end, &$y_end ) |
| protected DrawLegendEntry ( $set, $x, $y, $w, $h ) |
| protected GetSlice ( $angle_start, $angle_end, &$attr ) |
| public static svggpsort ( $a, $b ) |
