/**
* Returns the X and Y axis class instances as a list
*/
protected function GetAxes($ends, &$x_len, &$y_len)
{
// always assoc, no units
$this->units_x = $this->units_before_x = null;
// if fixed grid spacing is specified, make the min spacing 1 pixel
if (is_numeric($this->grid_division_v)) {
$this->minimum_grid_spacing_v = 1;
}
if (is_numeric($this->grid_division_h)) {
$this->minimum_grid_spacing_h = 1;
}
$max_h = $ends['v_max'][0];
$min_h = $ends['v_min'][0];
$max_v = $ends['k_max'][0];
$min_v = $ends['k_min'][0];
$x_min_unit = $this->ArrayOption($this->minimum_units_y, 0);
$x_fit = false;
$y_min_unit = 1;
$y_fit = true;
$x_units_after = (string) $this->ArrayOption($this->units_y, 0);
$y_units_after = (string) $this->ArrayOption($this->units_x, 0);
$x_units_before = (string) $this->ArrayOption($this->units_before_y, 0);
$y_units_before = (string) $this->ArrayOption($this->units_before_x, 0);
$x_decimal_digits = $this->GetFirst($this->ArrayOption($this->decimal_digits_y, 0), $this->decimal_digits);
$y_decimal_digits = $this->GetFirst($this->ArrayOption($this->decimal_digits_x, 0), $this->decimal_digits);
$x_text_callback = $this->GetFirst($this->ArrayOption($this->axis_text_callback_x, 0), $this->axis_text_callback);
$y_text_callback = $this->GetFirst($this->ArrayOption($this->axis_text_callback_y, 0), $this->axis_text_callback);
$this->grid_division_h = $this->ArrayOption($this->grid_division_h, 0);
$this->grid_division_v = $this->ArrayOption($this->grid_division_v, 0);
// sanitise grid divisions
if (is_numeric($this->grid_division_v) && $this->grid_division_v <= 0) {
$this->grid_division_v = null;
}
if (is_numeric($this->grid_division_h) && $this->grid_division_h <= 0) {
$this->grid_division_h = null;
}
if (!is_numeric($max_h) || !is_numeric($min_h) || !is_numeric($max_v) || !is_numeric($min_v)) {
throw new Exception('Non-numeric min/max');
}
if (!is_numeric($this->grid_division_h)) {
$x_axis = new AxisDoubleEnded($x_len, $max_h, $min_h, $x_min_unit, $x_fit, $x_units_before, $x_units_after, $x_decimal_digits, $x_text_callback);
} else {
$x_axis = new AxisFixedDoubleEnded($x_len, $max_h, $min_h, $this->grid_division_h, $x_units_before, $x_units_after, $x_decimal_digits, $x_text_callback);
}
if (!is_numeric($this->grid_division_v)) {
$y_axis = new Axis($y_len, $max_v, $min_v, $y_min_unit, $y_fit, $y_units_before, $y_units_after, $y_decimal_digits, $y_text_callback);
} else {
$y_axis = new AxisFixed($y_len, $max_v, $min_v, $this->grid_division_v, $y_units_before, $y_units_after, $y_decimal_digits, $y_text_callback);
}
$y_axis->Reverse();
// because axis starts at bottom
return array(array($x_axis), array($y_axis));
}
/**
* Returns the X and Y axis class instances as a list
*/
protected function GetAxes($ends, &$x_len, &$y_len)
{
// disable units for associative keys
if ($this->values->AssociativeKeys()) {
$this->units_x = $this->units_before_x = null;
}
// make sure minimum_grid_spacing options are arrays
$mgsv = $this->minimum_grid_spacing_v;
if (!is_array($mgsv)) {
$this->minimum_grid_spacing_v = array();
}
$x_axes = array();
$x_axis_count = $this->XAxisCount();
for ($i = 0; $i < $x_axis_count; ++$i) {
$grid_division = $this->ArrayOption($this->grid_division_h, $i);
if (is_numeric($grid_division)) {
if ($grid_division <= 0) {
throw new Exception('Invalid grid division');
}
// if fixed grid spacing is specified, make the min spacing 1 pixel
$this->minimum_grid_spacing_h = 1;
}
if ($this->flip_axes) {
$max_h = $ends['v_max'][$i];
$min_h = $ends['v_min'][$i];
$x_min_unit = $this->ArrayOption($this->minimum_units_y, $i);
$x_fit = false;
$x_units_after = (string) $this->ArrayOption($this->units_y, $i);
$x_units_before = (string) $this->ArrayOption($this->units_before_y, $i);
$x_decimal_digits = $this->GetFirst($this->ArrayOption($this->decimal_digits_y, $i), $this->decimal_digits);
$x_text_callback = $this->GetFirst($this->ArrayOption($this->axis_text_callback_y, $i), $this->axis_text_callback);
} else {
$max_h = $ends['k_max'][$i];
$min_h = $ends['k_min'][$i];
$x_min_unit = 1;
$x_fit = true;
$x_units_after = (string) $this->ArrayOption($this->units_x, $i);
$x_units_before = (string) $this->ArrayOption($this->units_before_x, $i);
$x_decimal_digits = $this->GetFirst($this->ArrayOption($this->decimal_digits_x, $i), $this->decimal_digits);
$x_text_callback = $this->GetFirst($this->ArrayOption($this->axis_text_callback_x, $i), $this->axis_text_callback);
}
if (!is_numeric($max_h) || !is_numeric($min_h)) {
throw new Exception('Non-numeric min/max');
}
if ($this->ArrayOption($this->log_axis_y, $i) && $this->flip_axes) {
$x_axis = new AxisLog($x_len, $max_h, $min_h, $x_min_unit, $x_fit, $x_units_before, $x_units_after, $x_decimal_digits, $this->ArrayOption($this->log_axis_y_base, $i), $grid_division);
} elseif (!is_numeric($grid_division)) {
$x_axis = new Axis($x_len, $max_h, $min_h, $x_min_unit, $x_fit, $x_units_before, $x_units_after, $x_decimal_digits, $x_text_callback);
} else {
$x_axis = new AxisFixed($x_len, $max_h, $min_h, $grid_division, $x_units_before, $x_units_after, $x_decimal_digits, $x_text_callback);
}
$x_axes[] = $x_axis;
}
$y_axes = array();
$y_axis_count = $this->YAxisCount();
for ($i = 0; $i < $y_axis_count; ++$i) {
$grid_division = $this->ArrayOption($this->grid_division_v, $i);
if (is_numeric($grid_division)) {
if ($grid_division <= 0) {
throw new Exception('Invalid grid division');
}
// if fixed grid spacing is specified, make the min spacing 1 pixel
$this->minimum_grid_spacing_v[$i] = 1;
} elseif (!isset($this->minimum_grid_spacing_v[$i])) {
$this->minimum_grid_spacing_v[$i] = $mgsv;
}
if ($this->flip_axes) {
$max_v = $ends['k_max'][$i];
$min_v = $ends['k_min'][$i];
$y_min_unit = 1;
$y_fit = true;
$y_units_after = (string) $this->ArrayOption($this->units_x, $i);
$y_units_before = (string) $this->ArrayOption($this->units_before_x, $i);
$y_decimal_digits = $this->GetFirst($this->ArrayOption($this->decimal_digits_x, $i), $this->decimal_digits);
$y_text_callback = $this->GetFirst($this->ArrayOption($this->axis_text_callback_x, $i), $this->axis_text_callback);
} else {
$max_v = $ends['v_max'][$i];
$min_v = $ends['v_min'][$i];
$y_min_unit = $this->ArrayOption($this->minimum_units_y, $i);
$y_fit = false;
$y_units_after = (string) $this->ArrayOption($this->units_y, $i);
$y_units_before = (string) $this->ArrayOption($this->units_before_y, $i);
$y_decimal_digits = $this->GetFirst($this->ArrayOption($this->decimal_digits_y, $i), $this->decimal_digits);
$y_text_callback = $this->GetFirst($this->ArrayOption($this->axis_text_callback_y, $i), $this->axis_text_callback);
}
if (!is_numeric($max_v) || !is_numeric($min_v)) {
throw new Exception('Non-numeric min/max');
}
if ($this->ArrayOption($this->log_axis_y, $i) && !$this->flip_axes) {
$y_axis = new AxisLog($y_len, $max_v, $min_v, $y_min_unit, $y_fit, $y_units_before, $y_units_after, $y_decimal_digits, $this->ArrayOption($this->log_axis_y_base, $i), $grid_division);
} elseif (!is_numeric($grid_division)) {
$y_axis = new Axis($y_len, $max_v, $min_v, $y_min_unit, $y_fit, $y_units_before, $y_units_after, $y_decimal_digits, $y_text_callback);
} else {
$y_axis = new AxisFixed($y_len, $max_v, $min_v, $grid_division, $y_units_before, $y_units_after, $y_decimal_digits, $y_text_callback);
}
$y_axis->Reverse();
// because axis starts at bottom
$y_axes[] = $y_axis;
}
// set the main axis correctly
if ($this->axis_right && count($y_axes) == 1) {
$this->main_y_axis = 1;
array_unshift($y_axes, NULL);
}
return array($x_axes, $y_axes);
}
