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Public Member Functions
ilImageMapEditorGUI Class Reference
Services/MediaObjects

User interface class for map editor. More...

+ Inheritance diagram for ilImageMapEditorGUI:
+ Collaboration diagram for ilImageMapEditorGUI:

Public Member Functions

 __construct ($a_media_object)
 Constructor.
 executeCommand ()
 Execute current command.
 editMapAreas ()
 Show map areas.
 getImageMapTableHTML ()
 Get table HTML.
 handleMapParameters ()
 handle parameter during map area editing (storing to session)
 showImageMap ()
 show image map
 updateAreas ()
 Update map areas.
 linkWholePicture ()
 Link the whole picture.
 addRectangle ()
 Add a new rectangle.
 addCircle ()
 Add a new circle.
 addPolygon ()
 Add a new polygon.
 clearSessionVars ()
 Clear Session Vars.
 addArea ($a_handle=true)
 Handle adding new area process.
 editMapArea ($a_get_next_coordinate=false, $a_output_new_area=false, $a_save_form=false, $a_edit_property="", $a_area_nr=0)
 Edit a single map area.
 makeMapWorkCopy ($a_edit_property="", $a_area_nr=0, $a_output_new_area=false, $a_area_type="", $a_coords="")
 Make work file for editing.
 getImageMapOutput ($a_map_edit_mode="")
 Render the image map.
 getAliasXML ()
 getMapAreaLinkString ($a_target, $a_type, $a_frame)
 Get text name of internal link.
 editImagemapForward ()
 Get image map coordinates.
 _recoverParameters ()
 Recover parameters from session variables (static)
 saveArea ()
 Save new or updated map area.
 setInternalLink ()
 Set internal link.
 setLink ($a_handle=true)
 Set link.
 getLinkTypeOfArea ($a_nr)
 Get Link Type of Area.
 getTypeOfArea ($a_nr)
 Get Type of Area (only internal link)
 getTargetOfArea ($a_nr)
 Get Target of Area (only internal link)
 getTargetFrameOfArea ($a_nr)
 Get TargetFrame of Area (only internal link)
 getHrefOfArea ($a_nr)
 Get Href of Area (only external link)
 deleteAreas ()
 Delete map areas.
 editLink ()
 Edit existing link.
 editShapeWholePicture ()
 Edit an existing shape (make it a whole picture link)
 editShapeRectangle ()
 Edit an existing shape (make it a rectangle)
 editShapeCircle ()
 Edit an existing shape (make it a circle)
 editShapePolygon ()
 Edit an existing shape (make it a polygon)
 setShape ($a_handle=true)
 edit shape of existing map area

Detailed Description

User interface class for map editor.

Author
Alex Killing alex..nosp@m.kill.nosp@m.ing@g.nosp@m.mx.d.nosp@m.e
Version
$Id$

ilImageMapEditorGUI: ilInternalLinkGUI

Definition at line 14 of file class.ilImageMapEditorGUI.php.

Constructor & Destructor Documentation

ilImageMapEditorGUI::__construct (   $a_media_object)

Constructor.

Definition at line 19 of file class.ilImageMapEditorGUI.php.

{
$this->media_object = $a_media_object;
}

Member Function Documentation

ilImageMapEditorGUI::_recoverParameters ( )

Recover parameters from session variables (static)

Definition at line 586 of file class.ilImageMapEditorGUI.php.

References $_GET, and $_SESSION.

Referenced by editImagemapForward(), and ilInternalLinkGUI\showLinkHelp().

{
$_GET["ref_id"] = $_SESSION["il_map_edit_ref_id"];
$_GET["obj_id"] = $_SESSION["il_map_edit_obj_id"];
$_GET["hier_id"] = $_SESSION["il_map_edit_hier_id"];
$_GET["pc_id"] = $_SESSION["il_map_edit_pc_id"];
}

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ilImageMapEditorGUI::addArea (   $a_handle = true)

Handle adding new area process.

Definition at line 213 of file class.ilImageMapEditorGUI.php.

References $_SESSION, ilMapArea\countCoords(), editMapArea(), and handleMapParameters().

Referenced by addCircle(), addPolygon(), addRectangle(), and setInternalLink().

{
// handle map parameters
if($a_handle)
{
$this->handleMapParameters();
}
$area_type = $_SESSION["il_map_edit_area_type"];
$coords = $_SESSION["il_map_edit_coords"];
include_once("./Services/MediaObjects/classes/class.ilMapArea.php");
$cnt_coords = ilMapArea::countCoords($coords);
// decide what to do next
switch ($area_type)
{
// Rectangle
case "Rect" :
if ($cnt_coords < 2)
{
$html = $this->editMapArea(true, false, false);
return $html;
}
else if ($cnt_coords == 2)
{
return $this->editMapArea(false, true, true);
}
break;
// Circle
case "Circle":
if ($cnt_coords <= 1)
{
return $this->editMapArea(true, false, false);
}
else
{
if ($cnt_coords == 2)
{
$c = explode(",",$coords);
$coords = $c[0].",".$c[1].","; // determine radius
$coords .= round(sqrt(pow(abs($c[3]-$c[1]),2)+pow(abs($c[2]-$c[0]),2)));
}
$_SESSION["il_map_edit_coords"] = $coords;
return $this->editMapArea(false, true, true);
}
break;
// Polygon
case "Poly":
if ($cnt_coords < 1)
{
return $this->editMapArea(true, false, false);
}
else if ($cnt_coords < 3)
{
return $this->editMapArea(true, true, false);
}
else
{
return $this->editMapArea(true, true, true);
}
break;
// Whole picture
case "WholePicture":
return $this->editMapArea(false, false, true);
break;
}
}

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ilImageMapEditorGUI::addCircle ( )

Add a new circle.

Definition at line 177 of file class.ilImageMapEditorGUI.php.

References $_SESSION, addArea(), and clearSessionVars().

{
$this->clearSessionVars();
$_SESSION["il_map_edit_area_type"] = "Circle";
return $this->addArea(false);
}

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ilImageMapEditorGUI::addPolygon ( )

Add a new polygon.

Definition at line 187 of file class.ilImageMapEditorGUI.php.

References $_SESSION, addArea(), and clearSessionVars().

{
$this->clearSessionVars();
$_SESSION["il_map_edit_area_type"] = "Poly";
return $this->addArea(false);
}

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ilImageMapEditorGUI::addRectangle ( )

Add a new rectangle.

Definition at line 167 of file class.ilImageMapEditorGUI.php.

References $_SESSION, addArea(), and clearSessionVars().

{
$this->clearSessionVars();
$_SESSION["il_map_edit_area_type"] = "Rect";
return $this->addArea(false);
}

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ilImageMapEditorGUI::clearSessionVars ( )

Clear Session Vars.

Definition at line 197 of file class.ilImageMapEditorGUI.php.

References $_SESSION.

Referenced by addCircle(), addPolygon(), addRectangle(), editShapeCircle(), editShapePolygon(), editShapeRectangle(), editShapeWholePicture(), and linkWholePicture().

{
$_SESSION["il_map_area_nr"] = "";
$_SESSION["il_map_edit_coords"] = "";
$_SESSION["il_map_edit_mode"] = "";
$_SESSION["il_map_el_href"] = "";
$_SESSION["il_map_il_type"] = "";
$_SESSION["il_map_il_ltype"] = "";
$_SESSION["il_map_il_target"] = "";
$_SESSION["il_map_il_targetframe"] = "";
$_SESSION["il_map_edit_area_type"] = "";
}

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ilImageMapEditorGUI::deleteAreas ( )

Delete map areas.

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 801 of file class.ilImageMapEditorGUI.php.

References $_POST, $ilCtrl, $lng, ilMapArea\_getMaxNr(), ilUtil\sendFailure(), and ilUtil\sendSuccess().

{
global $ilCtrl, $lng;
if (!isset($_POST["area"]))
{
ilUtil::sendFailure($lng->txt("no_checkbox"), true);
$ilCtrl->redirect($this, "editMapAreas");
}
$st_item = $this->media_object->getMediaItem("Standard");
$max = ilMapArea::_getMaxNr($st_item->getId());
if (count($_POST["area"]) > 0)
{
$i = 0;
foreach ($_POST["area"] as $area_nr)
{
$st_item->deleteMapArea($area_nr - $i);
$i++;
}
$this->media_object->update();
ilUtil::sendSuccess($lng->txt("cont_areas_deleted"), true);
}
$ilCtrl->redirect($this, "editMapAreas");
}

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ilImageMapEditorGUI::editImagemapForward ( )

Get image map coordinates.

Definition at line 567 of file class.ilImageMapEditorGUI.php.

References $_POST, $_SESSION, _recoverParameters(), and ilUtil\redirect().

{
ilImageMapEditorGUI::_recoverParameters();
if ($_SESSION["il_map_edit_coords"] != "")
{
$_SESSION["il_map_edit_coords"] .= ",";
}
$_SESSION["il_map_edit_coords"] .= $_POST["editImagemapForward_x"].",".
$_POST["editImagemapForward_y"];
// call editing script
ilUtil::redirect($_SESSION["il_map_edit_target_script"]);
}

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ilImageMapEditorGUI::editLink ( )

Edit existing link.

Definition at line 834 of file class.ilImageMapEditorGUI.php.

References $_SESSION, and setLink().

{
$_SESSION["il_map_edit_coords"] = "";
$_SESSION["il_map_edit_mode"] = "";
$_SESSION["il_map_el_href"] = "";
$_SESSION["il_map_il_type"] = "";
$_SESSION["il_map_il_ltype"] = "";
$_SESSION["il_map_il_target"] = "";
$_SESSION["il_map_il_targetframe"] = "";
$_SESSION["il_map_area_nr"] = "";
return $this->setLink(false);
}

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ilImageMapEditorGUI::editMapArea (   $a_get_next_coordinate = false,
  $a_output_new_area = false,
  $a_save_form = false,
  $a_edit_property = "",
  $a_area_nr = 0 
)

Edit a single map area.

Parameters
boolean$a_get_next_coordinateenable next coordinate input
boolean$a_output_new_areaoutput the new area
boolean$a_save_fromoutput save form
string$a_edit_property"" | "link" | "shape"

Definition at line 294 of file class.ilImageMapEditorGUI.php.

References $_SESSION, $ilCtrl, $lng, ilMapArea\countCoords(), getImageMapOutput(), getMapAreaLinkString(), and makeMapWorkCopy().

Referenced by addArea(), linkWholePicture(), setLink(), and setShape().

{
global $ilCtrl, $lng;
$area_type = $_SESSION["il_map_edit_area_type"];
$coords = $_SESSION["il_map_edit_coords"];
include_once("./Services/MediaObjects/classes/class.ilMapArea.php");
$cnt_coords = ilMapArea::countCoords($coords);
$this->tpl = new ilTemplate("tpl.map_edit.html", true, true, "Services/MediaObjects");
$this->tpl->setVariable("FORMACTION", $ilCtrl->getFormAction($this));
$this->tpl->setVariable("TXT_IMAGEMAP", $lng->txt("cont_imagemap"));
$this->tpl->setCurrentBlock("instruction");
if ($a_edit_property != "link")
{
switch ($area_type)
{
// rectangle
case "Rect" :
if ($cnt_coords == 0)
{
$this->tpl->setVariable("INSTRUCTION", $lng->txt("cont_click_tl_corner"));
}
if ($cnt_coords == 1)
{
$this->tpl->setVariable("INSTRUCTION", $lng->txt("cont_click_br_corner"));
}
break;
// circle
case "Circle" :
if ($cnt_coords == 0)
{
$this->tpl->setVariable("INSTRUCTION", $lng->txt("cont_click_center"));
}
if ($cnt_coords == 1)
{
$this->tpl->setVariable("INSTRUCTION", $lng->txt("cont_click_circle"));
}
break;
// polygon
case "Poly" :
if ($cnt_coords == 0)
{
$this->tpl->setVariable("INSTRUCTION", $lng->txt("cont_click_starting_point"));
}
else if ($cnt_coords < 3)
{
$this->tpl->setVariable("INSTRUCTION", $lng->txt("cont_click_next_point"));
}
else
{
$this->tpl->setVariable("INSTRUCTION", $lng->txt("cont_click_next_or_save"));
}
break;
}
}
$this->tpl->parseCurrentBlock();
// $this->tpl->setCurrentBlock("adm_content");
// map properties input fields (name and link)
if ($a_save_form)
{
if ($a_edit_property != "link" && $a_edit_property != "shape")
{
$this->tpl->setCurrentBlock("edit_name");
$this->tpl->setVariable("VAR_NAME2", "area_name");
$this->tpl->setVariable("TXT_NAME2", $lng->txt("cont_name"));
$this->tpl->parseCurrentBlock();
}
if ($a_edit_property != "shape")
{
$this->tpl->setCurrentBlock("edit_link");
$this->tpl->setVariable("TXT_LINK_EXT", $lng->txt("cont_link_ext"));
$this->tpl->setVariable("TXT_LINK_INT", $lng->txt("cont_link_int"));
if ($_SESSION["il_map_el_href"] != "")
{
$this->tpl->setVariable("VAL_LINK_EXT", $_SESSION["il_map_el_href"]);
}
else
{
$this->tpl->setVariable("VAL_LINK_EXT", "http://");
}
$this->tpl->setVariable("VAR_LINK_EXT", "area_link_ext");
$this->tpl->setVariable("VAR_LINK_TYPE", "area_link_type");
if ($_SESSION["il_map_il_ltype"] != "int")
{
$this->tpl->setVariable("EXT_CHECKED", "checked=\"1\"");
}
else
{
$this->tpl->setVariable("INT_CHECKED", "checked=\"1\"");
}
// internal link
$link_str = "";
if($_SESSION["il_map_il_target"] != "")
{
$link_str = $this->getMapAreaLinkString($_SESSION["il_map_il_target"],
$_SESSION["il_map_il_type"], $_SESSION["il_map_il_targetframe"]);
$this->tpl->setVariable("VAL_LINK_INT", $link_str);
}
// internal link list
$ilCtrl->setParameter($this, "linkmode", "map");
$this->tpl->setVariable("LINK_ILINK",
$ilCtrl->getLinkTargetByClass("ilInternalLinkGUI", "showLinkHelp",
array("ilObjMediaObjectGUI"), true));
$this->tpl->setVariable("TXT_ILINK", "[".$lng->txt("cont_get_link")."]");
$this->tpl->parseCurrentBlock();
}
$this->tpl->setCurrentBlock("new_area");
$this->tpl->setVariable("TXT_SAVE", $lng->txt("save"));
$this->tpl->setVariable("BTN_SAVE", "saveArea");
if ($a_edit_property == "")
{
$this->tpl->setVariable("TXT_NEW_AREA", $lng->txt("cont_new_area"));
}
else
{
$this->tpl->setVariable("TXT_NEW_AREA", $lng->txt("cont_edit_area"));
}
$this->tpl->parseCurrentBlock();
}
$this->makeMapWorkCopy($a_edit_property, $a_area_nr,
$a_output_new_area, $area_type, $coords);
$edit_mode = ($a_get_next_coordinate)
? "get_coords"
: "";
$output = $this->getImageMapOutput($edit_mode);
$this->tpl->setVariable("IMAGE_MAP", $output);
return $this->tpl->get();
}

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ilImageMapEditorGUI::editMapAreas ( )

Show map areas.

Definition at line 64 of file class.ilImageMapEditorGUI.php.

References $_SESSION, $ilCtrl, $lng, getImageMapOutput(), getImageMapTableHTML(), handleMapParameters(), and makeMapWorkCopy().

{
global $ilCtrl, $lng;
$_SESSION["il_map_edit_target_script"] = $ilCtrl->getLinkTarget($this, "addArea",
"", false, false);
$this->handleMapParameters();
$this->tpl = new ilTemplate("tpl.map_edit.html", true, true, "Services/MediaObjects");
$this->tpl->setVariable("FORMACTION", $ilCtrl->getFormAction($this));
$this->tpl->setVariable("TXT_IMAGEMAP", $lng->txt("cont_imagemap"));
// create/update imagemap work copy
$this->makeMapWorkCopy();
$output = $this->getImageMapOutput();
$this->tpl->setVariable("IMAGE_MAP", $output);
$this->tpl->setVariable("MAP_AREA_TABLE", $this->getImageMapTableHTML());
return $this->tpl->get();
}

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ilImageMapEditorGUI::editShapeCircle ( )

Edit an existing shape (make it a circle)

Definition at line 870 of file class.ilImageMapEditorGUI.php.

References $_SESSION, clearSessionVars(), and setShape().

{
$this->clearSessionVars();
$_SESSION["il_map_edit_area_type"] = "Circle";
return $this->setShape(false);
}

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ilImageMapEditorGUI::editShapePolygon ( )

Edit an existing shape (make it a polygon)

Definition at line 880 of file class.ilImageMapEditorGUI.php.

References $_SESSION, clearSessionVars(), and setShape().

{
$this->clearSessionVars();
$_SESSION["il_map_edit_area_type"] = "Poly";
return $this->setShape(false);
}

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ilImageMapEditorGUI::editShapeRectangle ( )

Edit an existing shape (make it a rectangle)

Definition at line 860 of file class.ilImageMapEditorGUI.php.

References $_SESSION, clearSessionVars(), and setShape().

{
$this->clearSessionVars();
$_SESSION["il_map_edit_area_type"] = "Rect";
return $this->setShape(false);
}

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ilImageMapEditorGUI::editShapeWholePicture ( )

Edit an existing shape (make it a whole picture link)

Definition at line 850 of file class.ilImageMapEditorGUI.php.

References $_SESSION, clearSessionVars(), and setShape().

{
$this->clearSessionVars();
$_SESSION["il_map_edit_area_type"] = "WholePicture";
return $this->setShape(false);
}

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ilImageMapEditorGUI::executeCommand ( )

Execute current command.

Definition at line 27 of file class.ilImageMapEditorGUI.php.

References $_POST, $cmd, $ilCtrl, and $ret.

{
global $ilCtrl;
$next_class = $ilCtrl->getNextClass($this);
$cmd = $ilCtrl->getCmd();
switch($next_class)
{
case "ilinternallinkgui":
require_once("./Modules/LearningModule/classes/class.ilInternalLinkGUI.php");
$link_gui = new ilInternalLinkGUI("Media_Media", 0);
$link_gui->setMode("link");
$link_gui->setSetLinkTargetScript(
$ilCtrl->getLinkTarget($this,
"setInternalLink"));
$link_gui->filterLinkType("Media");
$ret = $ilCtrl->forwardCommand($link_gui);
break;
default:
if (isset($_POST["editImagemapForward"]) ||
isset($_POST["editImagemapForward_x"]) ||
isset($_POST["editImagemapForward_y"]))
{
$cmd = "editImagemapForward";
}
$ret = $this->$cmd();
break;
}
return $ret;
}
ilImageMapEditorGUI::getAliasXML ( )

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 500 of file class.ilImageMapEditorGUI.php.

References IL_MODE_ALIAS.

Referenced by getImageMapOutput().

{
return $this->media_object->getXML(IL_MODE_ALIAS);
}

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ilImageMapEditorGUI::getHrefOfArea (   $a_nr)

Get Href of Area (only external link)

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 791 of file class.ilImageMapEditorGUI.php.

Referenced by setLink().

{
$st_item = $this->media_object->getMediaItem("Standard");
$area = $st_item->getMapArea($a_nr);
return $area->getHref();
}

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ilImageMapEditorGUI::getImageMapOutput (   $a_map_edit_mode = "")

Render the image map.

Definition at line 468 of file class.ilImageMapEditorGUI.php.

References $_GET, $ilCtrl, getAliasXML(), ilUtil\getWebspaceDir(), IL_MODE_OUTPUT, xslt_create(), xslt_error(), xslt_free(), and xslt_process().

Referenced by editMapArea(), and editMapAreas().

{
global $ilCtrl;
$st_item = $this->media_object->getMediaItem("Standard");
// output image map
$xml = "<dummy>";
$xml.= $this->getAliasXML();
$xml.= $this->media_object->getXML(IL_MODE_OUTPUT);
$xml.="</dummy>";
$xsl = file_get_contents("./Services/COPage/xsl/page.xsl");
$args = array( '/_xml' => $xml, '/_xsl' => $xsl );
$xh = xslt_create();
$wb_path = ilUtil::getWebspaceDir("output")."/";
$mode = "media";
//echo htmlentities($ilCtrl->getLinkTarget($this, "showImageMap"));
$params = array ('map_edit_mode' => $a_map_edit_mode,
'map_item' => $st_item->getId(),
'mode' => $mode,
'image_map_link' => $ilCtrl->getLinkTarget($this, "showImageMap", "", false, false),
'link_params' => "ref_id=".$_GET["ref_id"]."&rand=".rand(1,999999),
'ref_id' => $_GET["ref_id"],
'pg_frame' => "",
'webspace_path' => $wb_path);
$output = xslt_process($xh,"arg:/_xml","arg:/_xsl",NULL,$args, $params);
echo xslt_error($xh);
xslt_free($xh);
return $output;
}

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ilImageMapEditorGUI::getImageMapTableHTML ( )

Get table HTML.

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 91 of file class.ilImageMapEditorGUI.php.

Referenced by editMapAreas().

{
include_once("./Services/MediaObjects/classes/class.ilImageMapTableGUI.php");
$image_map_table = new ilImageMapTableGUI($this, "editMapAreas", $this->media_object);
return $image_map_table->getHTML();
}

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ilImageMapEditorGUI::getLinkTypeOfArea (   $a_nr)

Get Link Type of Area.

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 751 of file class.ilImageMapEditorGUI.php.

Referenced by setLink().

{
$st_item = $this->media_object->getMediaItem("Standard");
$area = $st_item->getMapArea($a_nr);
return $area->getLinkType();
}

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ilImageMapEditorGUI::getMapAreaLinkString (   $a_target,
  $a_type,
  $a_frame 
)

Get text name of internal link.

Parameters
string$a_targettarget object link id
string$a_typetype
string$a_frametarget frame

private

Definition at line 514 of file class.ilImageMapEditorGUI.php.

References $lng, $title, ilObject\_lookupObjId(), ilLMObject\_lookupTitle(), and ilObject\_lookupTitle().

Referenced by editMapArea().

{
global $lng;
$t_arr = explode("_", $a_target);
if ($a_frame != "")
{
$frame_str = " (".$a_frame." Frame)";
}
switch($a_type)
{
case "StructureObject":
require_once("./Modules/LearningModule/classes/class.ilLMObject.php");
$title = ilLMObject::_lookupTitle($t_arr[count($t_arr) - 1]);
$link_str = $lng->txt("chapter").
": ".$title." [".$t_arr[count($t_arr) - 1]."]".$frame_str;
break;
case "PageObject":
require_once("./Modules/LearningModule/classes/class.ilLMObject.php");
$title = ilLMObject::_lookupTitle($t_arr[count($t_arr) - 1]);
$link_str = $lng->txt("page").
": ".$title." [".$t_arr[count($t_arr) - 1]."]".$frame_str;
break;
case "GlossaryItem":
require_once("./Modules/Glossary/classes/class.ilGlossaryTerm.php");
$term =& new ilGlossaryTerm($t_arr[count($t_arr) - 1]);
$link_str = $lng->txt("term").
": ".$term->getTerm()." [".$t_arr[count($t_arr) - 1]."]".$frame_str;
break;
case "MediaObject":
require_once("./Services/MediaObjects/classes/class.ilObjMediaObject.php");
$mob =& new ilObjMediaObject($t_arr[count($t_arr) - 1]);
$link_str = $lng->txt("mob").
": ".$mob->getTitle()." [".$t_arr[count($t_arr) - 1]."]".$frame_str;
break;
case "RepositoryItem":
$title = ilObject::_lookupTitle(
ilObject::_lookupObjId($t_arr[count($t_arr) - 1]));
$link_str = $lng->txt("obj_".$t_arr[count($t_arr) - 2]).
": ".$title." [".$t_arr[count($t_arr) - 1]."]".$frame_str;
break;
}
return $link_str;
}

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ilImageMapEditorGUI::getTargetFrameOfArea (   $a_nr)

Get TargetFrame of Area (only internal link)

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 781 of file class.ilImageMapEditorGUI.php.

Referenced by setLink().

{
$st_item = $this->media_object->getMediaItem("Standard");
$area = $st_item->getMapArea($a_nr);
return $area->getTargetFrame();
}

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ilImageMapEditorGUI::getTargetOfArea (   $a_nr)

Get Target of Area (only internal link)

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 771 of file class.ilImageMapEditorGUI.php.

Referenced by setLink().

{
$st_item = $this->media_object->getMediaItem("Standard");
$area = $st_item->getMapArea($a_nr);
return $area->getTarget();
}

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ilImageMapEditorGUI::getTypeOfArea (   $a_nr)

Get Type of Area (only internal link)

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 761 of file class.ilImageMapEditorGUI.php.

Referenced by setLink().

{
$st_item = $this->media_object->getMediaItem("Standard");
$area = $st_item->getMapArea($a_nr);
return $area->getType();
}

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ilImageMapEditorGUI::handleMapParameters ( )

handle parameter during map area editing (storing to session)

Definition at line 101 of file class.ilImageMapEditorGUI.php.

References $_GET, and $_SESSION.

Referenced by addArea(), editMapAreas(), setLink(), and setShape().

{
if($_GET["ref_id"] != "")
{
$_SESSION["il_map_edit_ref_id"] = $_GET["ref_id"];
}
if($_GET["obj_id"] != "")
{
$_SESSION["il_map_edit_obj_id"] = $_GET["obj_id"];
}
if($_GET["hier_id"] != "")
{
$_SESSION["il_map_edit_hier_id"] = $_GET["hier_id"];
}
if($_GET["pc_id"] != "")
{
$_SESSION["il_map_edit_pc_id"] = $_GET["pc_id"];
}
}

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ilImageMapEditorGUI::linkWholePicture ( )

Link the whole picture.

Definition at line 156 of file class.ilImageMapEditorGUI.php.

References $_SESSION, clearSessionVars(), and editMapArea().

{
$this->clearSessionVars();
$_SESSION["il_map_edit_area_type"] = "WholePicture";
return $this->editMapArea(false, false, true);
}

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ilImageMapEditorGUI::makeMapWorkCopy (   $a_edit_property = "",
  $a_area_nr = 0,
  $a_output_new_area = false,
  $a_area_type = "",
  $a_coords = "" 
)

Make work file for editing.

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 444 of file class.ilImageMapEditorGUI.php.

Referenced by editMapArea(), and editMapAreas().

{
// create/update imagemap work copy
$st_item = $this->media_object->getMediaItem("Standard");
if ($a_edit_property == "shape")
{
$st_item->makeMapWorkCopy($a_area_nr, true); // exclude area currently being edited
}
else
{
$st_item->makeMapWorkCopy($a_area_nr, false);
}
if ($a_output_new_area)
{
$st_item->addAreaToMapWorkCopy($a_area_type, $a_coords);
}
}

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ilImageMapEditorGUI::saveArea ( )

Save new or updated map area.

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 597 of file class.ilImageMapEditorGUI.php.

References $_POST, $_SESSION, $ilCtrl, $lng, ilMapArea\_getMaxNr(), IL_EXT_LINK, IL_INT_LINK, ilUtil\sendSuccess(), ilMapArea\setLinkType(), ilMapArea\setShape(), and ilUtil\stripSlashes().

Referenced by setShape().

{
global $lng, $ilCtrl;
switch ($_SESSION["il_map_edit_mode"])
{
// save edited link
case "edit_link":
$st_item = $this->media_object->getMediaItem("Standard");
$max = ilMapArea::_getMaxNr($st_item->getId());
$area = new ilMapArea($st_item->getId(), $_SESSION["il_map_area_nr"]);
if ($_POST["area_link_type"] == IL_INT_LINK)
{
$area->setLinkType(IL_INT_LINK);
$area->setType($_SESSION["il_map_il_type"]);
$area->setTarget($_SESSION["il_map_il_target"]);
$area->setTargetFrame($_SESSION["il_map_il_targetframe"]);
}
else
{
$area->setLinkType(IL_EXT_LINK);
$area->setHref(ilUtil::stripSlashes($_POST["area_link_ext"]));
}
$area->update();
break;
// save edited shape
case "edit_shape":
$st_item = $this->media_object->getMediaItem("Standard");
$max = ilMapArea::_getMaxNr($st_item->getId());
$area =& new ilMapArea($st_item->getId(), $_SESSION["il_map_area_nr"]);
$area->setShape($_SESSION["il_map_edit_area_type"]);
$area->setCoords($_SESSION["il_map_edit_coords"]);
$area->update();
break;
// save new area
default:
$area_type = $_SESSION["il_map_edit_area_type"];
$coords = $_SESSION["il_map_edit_coords"];
$st_item = $this->media_object->getMediaItem("Standard");
$max = ilMapArea::_getMaxNr($st_item->getId());
// make new area object
$area = new ilMapArea();
$area->setItemId($st_item->getId());
$area->setShape($area_type);
$area->setCoords($coords);
$area->setNr($max + 1);
$area->setTitle(ilUtil::stripSlashes($_POST["area_name"]));
switch($_POST["area_link_type"])
{
case "ext":
$area->setLinkType(IL_EXT_LINK);
$area->setHref($_POST["area_link_ext"]);
break;
case "int":
$area->setLinkType(IL_INT_LINK);
$area->setType($_SESSION["il_map_il_type"]);
$area->setTarget($_SESSION["il_map_il_target"]);
$area->setTargetFrame($_SESSION["il_map_il_targetframe"]);
break;
}
// put area into item and update media object
$st_item->addMapArea($area);
$this->media_object->update();
break;
}
//$this->initMapParameters();
ilUtil::sendSuccess($lng->txt("cont_saved_map_area"), true);
$ilCtrl->redirect($this, "editMapAreas");
}

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ilImageMapEditorGUI::setInternalLink ( )

Set internal link.

Definition at line 679 of file class.ilImageMapEditorGUI.php.

References $_GET, $_SESSION, addArea(), and setLink().

{
$_SESSION["il_map_il_type"] = $_GET["linktype"];
$_SESSION["il_map_il_ltype"] = "int";
$_SESSION["il_map_il_target"] = $_GET["linktarget"];
$_SESSION["il_map_il_targetframe"] = $_GET["linktargetframe"];
switch ($_SESSION["il_map_edit_mode"])
{
case "edit_link":
return $this->setLink();
break;
default:
return $this->addArea();
break;
}
}

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ilImageMapEditorGUI::setLink (   $a_handle = true)

Set link.

Definition at line 701 of file class.ilImageMapEditorGUI.php.

References $_POST, $_SESSION, $ilCtrl, $lng, editMapArea(), getHrefOfArea(), getLinkTypeOfArea(), getTargetFrameOfArea(), getTargetOfArea(), getTypeOfArea(), handleMapParameters(), IL_INT_LINK, and ilUtil\sendFailure().

Referenced by editLink(), and setInternalLink().

{
global $lng, $ilCtrl;
if($a_handle)
{
$this->handleMapParameters();
}
if ($_SESSION["il_map_area_nr"] != "")
{
$_POST["area"][0] = $_SESSION["il_map_area_nr"];
}
if (!isset($_POST["area"]))
{
ilUtil::sendFailure($lng->txt("no_checkbox"), true);
$ilCtrl->redirect($this, "editMapAreas");
}
if (count($_POST["area"]) > 1)
{
//$this->ilias->raiseError($this->lng->txt("cont_select_max_one_item"),$this->ilias->error_obj->MESSAGE);
ilUtil::sendFailure($lng->txt("cont_select_max_one_item"), true);
$ilCtrl->redirect($this, "editMapAreas");
}
if ($_SESSION["il_map_edit_mode"] != "edit_link")
{
$_SESSION["il_map_area_nr"] = $_POST["area"][0];
$_SESSION["il_map_il_ltype"] = $this->getLinkTypeOfArea($_POST["area"][0]);
$_SESSION["il_map_edit_mode"] = "edit_link";
$_SESSION["il_map_edit_target_script"] = $ilCtrl->getLinkTarget($this, "setLink");
if ($_SESSION["il_map_il_ltype"] == IL_INT_LINK)
{
$_SESSION["il_map_il_type"] = $this->getTypeOfArea($_POST["area"][0]);
$_SESSION["il_map_il_target"] = $this->getTargetOfArea($_POST["area"][0]);
$_SESSION["il_map_il_targetframe"] = $this->getTargetFrameOfArea($_POST["area"][0]);
}
else
{
$_SESSION["il_map_el_href"] = $this->getHrefOfArea($_POST["area"][0]);
}
}
return $this->editMapArea(false, false, true, "link", $_POST["area"][0]);
}

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ilImageMapEditorGUI::setShape (   $a_handle = true)

edit shape of existing map area

Definition at line 890 of file class.ilImageMapEditorGUI.php.

References $_POST, $_SESSION, $ilCtrl, $lng, ilMapArea\countCoords(), editMapArea(), handleMapParameters(), saveArea(), and ilUtil\sendFailure().

Referenced by editShapeCircle(), editShapePolygon(), editShapeRectangle(), and editShapeWholePicture().

{
global $lng, $ilCtrl;
if($a_handle)
{
$this->handleMapParameters();
}
if($_POST["areatype2"] != "")
{
$_SESSION["il_map_edit_area_type"] = $_POST["areatype2"];
}
if ($_SESSION["il_map_area_nr"] != "")
{
$_POST["area"][0] = $_SESSION["il_map_area_nr"];
}
if (!isset($_POST["area"]))
{
ilUtil::sendFailure($lng->txt("no_checkbox"), true);
$ilCtrl->redirect($this, "editMapAreas");
}
if (count($_POST["area"]) > 1)
{
ilUtil::sendFailure($lng->txt("cont_select_max_one_item"), true);
$ilCtrl->redirect($this, "editMapAreas");
}
if ($_SESSION["il_map_edit_mode"] != "edit_shape")
{
$_SESSION["il_map_area_nr"] = $_POST["area"][0];
$_SESSION["il_map_edit_mode"] = "edit_shape";
$_SESSION["il_map_edit_target_script"] = $ilCtrl->getLinkTarget($this, "setShape", "", false, false);
}
$area_type = $_SESSION["il_map_edit_area_type"];
$coords = $_SESSION["il_map_edit_coords"];
$cnt_coords = ilMapArea::countCoords($coords);
// decide what to do next
switch ($area_type)
{
// Rectangle
case "Rect" :
if ($cnt_coords < 2)
{
return $this->editMapArea(true, false, false, "shape", $_POST["area"][0]);
}
else if ($cnt_coords == 2)
{
return $this->saveArea();
}
break;
// Circle
case "Circle":
if ($cnt_coords <= 1)
{
return $this->editMapArea(true, false, false, "shape", $_POST["area"][0]);
}
else
{
if ($cnt_coords == 2)
{
$c = explode(",",$coords);
$coords = $c[0].",".$c[1].","; // determine radius
$coords .= round(sqrt(pow(abs($c[3]-$c[1]),2)+pow(abs($c[2]-$c[0]),2)));
}
$_SESSION["il_map_edit_coords"] = $coords;
return $this->saveArea();
}
break;
// Polygon
case "Poly":
if ($cnt_coords < 1)
{
return $this->editMapArea(true, false, false, "shape", $_POST["area"][0]);
}
else if ($cnt_coords < 3)
{
return $this->editMapArea(true, true, false, "shape", $_POST["area"][0]);
}
else
{
return $this->editMapArea(true, true, true, "shape", $_POST["area"][0]);
}
break;
// Whole Picture
case "WholePicture":
return $this->saveArea();
}
}

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ilImageMapEditorGUI::showImageMap ( )

show image map

Definition at line 127 of file class.ilImageMapEditorGUI.php.

References $_GET.

{
$item =& new ilMediaItem($_GET["item_id"]);
$item->outputMapWorkCopy();
}
ilImageMapEditorGUI::updateAreas ( )

Update map areas.

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 136 of file class.ilImageMapEditorGUI.php.

References $_POST, $ilCtrl, $lng, ilMapArea\_getMaxNr(), ilUtil\sendSuccess(), ilMapArea\setTitle(), and ilUtil\stripSlashes().

{
global $lng, $ilCtrl;
$st_item =& $this->media_object->getMediaItem("Standard");
$max = ilMapArea::_getMaxNr($st_item->getId());
for ($i=1; $i<=$max; $i++)
{
$area =& new ilMapArea($st_item->getId(), $i);
$area->setTitle(ilUtil::stripSlashes($_POST["name_".$i]));
$area->update();
}
ilUtil::sendSuccess($lng->txt("cont_saved_map_data"), true);
$ilCtrl->redirect($this, "editMapAreas");
}

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The documentation for this class was generated from the following file: