| Метод |
Описание |
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Axes ( ) |
Draws bar or line graph axes |
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BuildGuideline ( &$line, &$lines, &$text, &$path, &$d ) |
Adds a single guideline and its title to content |
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CalcAxes ( ) |
Calculates the effect of axes, applying to padding |
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CalcGrid ( ) |
Calculates the position of grid lines |
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CalcGuidelines ( $g = null ) |
Converts guideline options to more useful member variables |
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ClampHorizontal ( $val ) |
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ClampVertical ( $val ) |
clamps a value to the grid boundaries |
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ClipGrid ( &$attr ) |
Returns a clipping path for the grid |
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DOverlap ( $style, $size ) |
Calculates the overlap of a division or subdivision |
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DivisionOverlap ( ) |
Returns the amount of overlap the divisions and subdivisions use |
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DivisionsPositions ( $style, $style_default, $size, $size_default, $fullsize, $start, $axis_offset ) |
Returns the position and size of divisions |
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FindLongestAxisLabel ( $length_x, $length_y ) |
Determines the longest axis labels for the given axis lengths |
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FindSubdiv ( $grid_div, $u, $min, $min_unit, $fixed ) |
Find the subdivision size |
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GetAxes ( $ends, &$x_len, &$y_len ) |
Returns the X and Y axis class instances as a list |
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GetAxisEnds ( ) |
Returns an array containing the value and key axis min and max |
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GetGridPoints ( $length, $spacing, $start, $direction, $zero, $unit_size, $uneven ) |
Returns the grid points as an associative array:
array($value => $position) |
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GetGridSubdivisions ( &$points, $spacing, $direction ) |
Returns the grid subdivision points as an array |
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GetHorizontalCount ( ) |
Subclasses can override this for non-linear graphs |
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GetLongestKey ( ) |
Returns the key that takes up the most space |
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Grid ( ) |
Draws the grid behind the bar / line graph |
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GridLines ( $path, $colour, $dash, $fill = null ) |
Returns a set of gridlines |
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GridPosition ( $key, $ikey ) |
Returns the grid position for a bar or point, or NULL if not on grid
$key = actual value array index
$ikey = integer position in array |
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GuidelinePath ( $axis, $value, $depth, &$x, &$y, &$w, &$h ) |
Creates the path data for a guideline and sets the dimensions |
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Guidelines ( $depth ) |
Returns the elements to draw the guidelines |
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HLabel ( &$attribs ) |
Returns the horizontal axis label |
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LabelAdjustment ( $longest_v = 1000, $longest_h = 100 ) |
Modifies the graph padding to allow room for labels |
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Labels ( $axis_text = '' ) |
Returns the labels grouped with the provided axis division labels |
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NumString ( $n ) |
Converts number to string |
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SetGridDimensions ( ) |
Sets up grid width and height to fill padded area |
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UpdateAndUnset ( &$var, &$array, $key ) |
Updates $var with $array[$key] and removes it from array |
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VLabel ( &$attribs ) |
Returns the vertical axis label |
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XAxis ( $yoff ) |
Returns the X axis SVG fragment |
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XAxisDivisions ( &$points, $style, $style_default, $size, $size_default, $yoff ) |
Returns X-axis divisions as a path |
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XAxisText ( &$points, $xoff, $yoff, $angle ) |
Returns the X-axis text fragment |
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YAxis ( $xoff ) |
Returns the Y axis SVG fragment |
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YAxisDivisions ( &$points, $style, $style_default, $size, $size_default, $xoff ) |
Returns Y-axis divisions as a path |
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YAxisText ( &$points, $xoff, $yoff, $angle ) |
Returns the Y-axis text fragment |
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