source: Dev/trunk/classes/pipelineSequencer.php @ 144

<?php
/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

/**
 * Description of Sequencer
 *
 * @author HP
 */
class pipelineSequencer {

    // properties
    private $steps;
    private $title = "testSequencer";
    private $id = 1;
    private $numStepsInArray = 0;
    private $maxNumStepsInArray = 8;
    private $selectedStep;

    public function __construct($steps) {
        $this->steps = $steps;
        $this->selectedStep = $this->steps[2];

        $this->moveStep(1);

//        echo '<br /><fieldset id="sequencer">'."\n\n";
//        echo '<div class="title">Name: '.$this->title.'</div>';
//        echo '<div class="seqContent">'."\n\n";
//        echo '';
//        echo '</div>';
//        echo '</fieldset>';
        ?>
        <br /><form name="sequencer" action="pipelineEditor.php" method="post"><fieldset id="sequencer">
                <div class="title">Name: <?php echo $this->title; ?> </div>

                <div class="seqContent">
                    <?php $this->drawSteps(); ?>          
                </div>

                <div id="controls">
                    <input type="submit" name="moveSelectedLeft" value="< Move" class="surveyButton" />
                    <input type="submit" name="moveSelectedRight" value="Move >" class="surveyButton" />
                    <input type="submit" name="editSelected" value="Edit step" class="surveyButton" />
                    <input type="submit" name="deleteSelected" value="Delete step" class="surveyButton" />
                    <input type="submit" name="clearPipeline" value="Clear pipeline" class="" disabled="true" />
                    <input type="checkbox" name="confirmClear" />Really clear?
                    <input type="hidden" name="selectedStep" />
                </div>
            </fieldset>
        </form>
        <?php
    }

    public function AddStep($step) {
        $this->steps[] = $step;
        ?>
        <script type="text/javascript">
            document.refresh();
        </script>
        <?php
    }

    public function RemoveStep($targetStep) {

        $tempArray;
        foreach ($this->steps as $step) {
            if ($step != targetStep) {
                $tempArray[] = $step;
            }
        }
        $this->steps = $tempArray;
    }

    public function GetSteps() {
        return $this->steps;
    }

    public function drawSteps() {
        //draw the actual icons in the container div.
        foreach ($this->steps as $step) {
            if ($this->numStepsInArray < $this->maxNumStepsInArray) {
                new DisplayStep($step->type, null, $step->name, $step->id);
                $this->numStepsInArray++;
                if ($this->numStepsInArray < $this->maxNumStepsInArray && $this->numStepsInArray < count($this->steps)) {
                    echo "<div class='divider'></div>";
                }
            }
        }
    }

    public function moveStep($direction) {
        $key = array_search($this->selectedStep, $this->steps);
        echo $key;
    }

    private function moveEntry(&$array, $key, $dir) {
        if ($dir == -1) {   // move up
            if ($key > 0) {
                $reverseArray = array_reverse(array_slice($array, $key - 1, 2, true));   // make a reversed array of the two entries, preserving keys
                array_splice($array, $key - 1, 2, $reverseArray);    // replace the given range in the oldArray with the reversed Array
            }
        } else if ($dir == 1) {   // move down
            if ($key < count($array) - 1) {
                $reverseArray = array_reverse(array_slice($array, $key, 2, true));   // make a reversed array of the two entries, preserving keys
                array_splice($array, $key, 2, $reverseArray);    // replace the given range in the oldArray with the reversed Array
            }
        }
    }

}
?>