a2fa71038a
git-svn-id: file:///svn-source/pmgr/branches/ledger_transactions_20090605@98 97e9348a-65ac-dc4b-aefc-98561f571b83
269 lines
9.8 KiB
PHP
269 lines
9.8 KiB
PHP
<?php
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class MapsController extends AppController {
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/**************************************************************************
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**************************************************************************
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**************************************************************************
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* action: index
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* - Generates a list of all site maps
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*
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* REVISIT <AP> 20090528:
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* We'll need to present only those site area maps that correspond
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* to the users particular site.
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*/
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function index() {
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$this->Map->recursive = 0;
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$this->set('maps', $this->paginate());
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}
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/**************************************************************************
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**************************************************************************
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**************************************************************************
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* action: view
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* - Generates a site map page
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*/
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function view($id = null, $requested_width = 800) {
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if (!$id) {
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$this->Session->setFlash(__('Invalid Item.', true));
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$this->redirect(array('action'=>'index'));
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}
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$this->set('info', $this->mapInfo($id, $requested_width));
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}
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/**************************************************************************
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**************************************************************************
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**************************************************************************
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* action: map
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* - Produces a PNG site map image
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*/
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function map($id = null, $requested_width = 800) {
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if (!$id) {
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$this->Session->setFlash(__('Invalid Item.', true));
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$this->redirect(array('action'=>'index'));
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}
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$this->image($this->mapInfo($id, $requested_width));
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}
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/**************************************************************************
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**************************************************************************
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**************************************************************************
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* mapInfo
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*/
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function mapInfo($id, $requested_width) {
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// Set up array to hold the map information
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$info = array('map_id' => $id,
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'border' => true,
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'units' => array());
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// Find all of the map/unit information from this SiteArea
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$this->Map->recursive = 2;
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$this->Map->SiteArea->unbindModel(array('hasOne' => array('Map')));
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$map = $this->Map->read(null, $id);
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//pr($map);
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/*****
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* The preference would be to leave all things "screen" related
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* to reside in the view. However, two separate views need this
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* information. The 'view' needs it to include a clickable map
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* that corresponds to the map image, and of course, the 'map'
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* (or 'image') view needs it to render the image. So, in the
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* controller for now, unless I come up with a better idea.
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*****/
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// Get the overall site limits, and then compute the
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// actual boundary extents, adjusting for a border
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$boundary_adjustment = 12;
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$bottom = 2*$boundary_adjustment + $map['Map']['depth'];
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$right = 2*$boundary_adjustment + $map['Map']['width'];
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// Scale things according to desired display width
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$screen_adjustment_factor = $requested_width / $right;
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// Define the overall canvas size
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$info['width'] = $right * $screen_adjustment_factor;
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$info['depth'] = $bottom * $screen_adjustment_factor;
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// Go through each unit in the map, calculating the map location
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foreach ($map['Unit'] AS $unit) {
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$lft = $unit['MapsUnit']['pt_left'] + $boundary_adjustment;
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$top = $unit['MapsUnit']['pt_top'] + $boundary_adjustment;
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$width =
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$unit['MapsUnit']['transpose']
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? $unit['UnitSize']['depth']
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: $unit['UnitSize']['width'];
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$depth =
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$unit['MapsUnit']['transpose']
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? $unit['UnitSize']['width']
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: $unit['UnitSize']['depth'];
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$lft *= $screen_adjustment_factor;
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$top *= $screen_adjustment_factor;
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$width *= $screen_adjustment_factor;
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$depth *= $screen_adjustment_factor;
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//$info['units'][$unit['id']] =
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$info['units'][] =
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array( 'id' => $unit['id'],
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'name' => $unit['name'],
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'left' => $lft,
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'right' => $lft + $width,
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'top' => $top,
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'bottom' => $top + $depth,
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'width' => $width,
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'depth' => $depth,
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'n-s' => $unit['MapsUnit']['transpose'] ? 0 : 1,
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'status' => $unit['status']
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);
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}
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//pr($info);
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return $info;
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}
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// Temporary function
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function unitStatusList() {
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return
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array('DELETED' => array(),
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'DAMAGED' => array(),
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'COMPANY' => array(),
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'UNAVAILABLE' => array(),
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'RESERVED' => array(),
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'DIRTY' => array(),
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'VACANT' => array(),
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'OCCUPIED' => array(),
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'LATE' => array(),
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'LOCKED' => array(),
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'LIENED' => array(),
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);
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}
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/**************************************************************************
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**************************************************************************
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**************************************************************************
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* action: legend
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* - Produces a PNG color legend image
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*/
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function legend($id = null, $requested_width = 400) {
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$status = $this->unitStatusList();
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$cols = 6;
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$rows = (int)((count($status) + $cols - 1) / $cols);
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$info = array('units' => array());
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// Get the overall site limits, and then compute the
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// actual boundary extents, adjusting for a border
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$boundary_adjustment = 1;
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$item_width = 40; // Absolute values are irrelevant, as they
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$item_depth = 10; // will be scaled in the end anyway.
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$bottom = 2*$boundary_adjustment + $rows*$item_depth;
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$right = 2*$boundary_adjustment + $cols*$item_width;
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// Scale things according to desired display width
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$screen_adjustment_factor = $requested_width / $right;
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// Define the overall canvas size
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$info['width'] = $right * $screen_adjustment_factor;
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$info['depth'] = $bottom * $screen_adjustment_factor;
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// Get a starting point for our top left position.
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$top = $lft = $boundary_adjustment;
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// Scale it appropriately.
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$top *= $screen_adjustment_factor;
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$lft *= $screen_adjustment_factor;
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$item_width *= $screen_adjustment_factor;
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$item_depth *= $screen_adjustment_factor;
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foreach ($status AS $code => $color) {
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$info['units'][] = array('name' => $code,
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'status' => $code,
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'width' => $item_width,
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'depth' => $item_depth,
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'left' => $lft,
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'right' => $lft + $item_width,
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'top' => $top,
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'bottom' => $top + $item_depth);
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$top += $item_depth;
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if ($top >= $item_depth * $rows) {
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$top = $boundary_adjustment * $screen_adjustment_factor;
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$lft += $item_width;
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}
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}
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$this->image($info, true);
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}
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/**************************************************************************
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**************************************************************************
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**************************************************************************
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* helper: image
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* - used by actions map & legend to set up unit information and
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* color palates before rendering the PNG image.
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*/
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function image($info, $legend = false) {
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$debug = false;
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if (!$debug) {
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$this->layout = null;
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$this->autoLayout = false;
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Configure::write('debug', '0');
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}
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// Define our color palate
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// REVISIT <AP>: 20090513
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// Get colors from DB option tables
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$info['palate']['main']['layout']['bg'] = array('red' => 255, 'green' => 255, 'blue' => 255);
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$info['palate']['main']['layout']['border'] = array('red' => 192, 'green' => 192, 'blue' => 192);
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$info['palate']['main']['layout']['wall'] = array('red' => 0, 'green' => 0, 'blue' => 0);
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$info['palate']['unit']['DELETED']['bg'] = array('red' => 0, 'green' => 0, 'blue' => 0);
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$info['palate']['unit']['DAMAGED']['bg'] = array('red' => 192, 'green' => 128, 'blue' => 128);
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$info['palate']['unit']['COMPANY']['bg'] = array('red' => 128, 'green' => 192, 'blue' => 128);
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$info['palate']['unit']['UNAVAILABLE']['bg'] = array('red' => 128, 'green' => 128, 'blue' => 192);
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$info['palate']['unit']['RESERVED']['bg'] = array('red' => 192, 'green' => 192, 'blue' => 128);
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$info['palate']['unit']['DIRTY']['bg'] = array('red' => 128, 'green' => 192, 'blue' => 192);
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$info['palate']['unit']['VACANT']['bg'] = array('red' => 0, 'green' => 255, 'blue' => 128);
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$info['palate']['unit']['OCCUPIED']['bg'] = array('red' => 0, 'green' => 128, 'blue' => 255);
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$info['palate']['unit']['LATE']['bg'] = array('red' => 255, 'green' => 64, 'blue' => 64);
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$info['palate']['unit']['LOCKED']['bg'] = array('red' => 255, 'green' => 128, 'blue' => 128);
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$info['palate']['unit']['LIENED']['bg'] = array('red' => 255, 'green' => 192, 'blue' => 192);
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// Determine text color to go with each background
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foreach ($info['palate']['unit'] AS &$code) {
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$component = $code['bg'];
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$method = 3;
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if ($method == 1) {
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foreach (array('red', 'green', 'blue') AS $prim)
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$component[$prim] = 255 - $component[$prim];
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} elseif ($method == 2) {
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foreach (array('red', 'green', 'blue') AS $prim)
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$component[$prim] = ($component[$prim]) >= 128 ? 0 : 255;
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} elseif ($method == 3) {
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$val = (sqrt(pow($component['red'], 2) +
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pow($component['green'], 2) +
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pow($component['blue'], 2)) >= sqrt(3) * 128) ? 0 : 255;
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foreach (array('red', 'green', 'blue') AS $prim)
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$component[$prim] = $val;
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}
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$code['fg'] = $component;
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}
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$this->set(compact('info', 'debug'));
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$this->render('image');
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}
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}
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?>
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