ilImageMapEditorGUI Class Reference

User interface class for map editor. More...

Inheritance diagram for ilImageMapEditorGUI:

Collaboration diagram for ilImageMapEditorGUI:

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

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

__construct()

ilImageMapEditorGUI::__construct

(

$a_media_object

)

Constructor.

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

        {
                $this->media_object = $a_media_object;
        }

Member Function Documentation

_recoverParameters()

ilImageMapEditorGUI::_recoverParameters

(

)

Recover parameters from session variables (static)

Definition at line 745 of file class.ilImageMapEditorGUI.php.

References $_GET, and $_SESSION.

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

        {
                $_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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addArea()

ilImageMapEditorGUI::addArea

(

$a_handle = true

)

Handle adding new area process.

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

References $_SESSION, $coords, $html, 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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addCircle()

ilImageMapEditorGUI::addCircle

(

)

Add a new circle.

Definition at line 258 of file class.ilImageMapEditorGUI.php.

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

Referenced by addNewArea().

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

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addNewArea()

ilImageMapEditorGUI::addNewArea

(

)

Add area.

Definition at line 222 of file class.ilImageMapEditorGUI.php.

References $_POST, addCircle(), addPolygon(), addRectangle(), and linkWholePicture().

        {
                switch ($_POST["shape"])
                {
                        case "WholePicture": return $this->linkWholePicture();
                        case "Rect": return $this->addRectangle();
                        case "Circle": return $this->addCircle();
                        case "Poly": return $this->addPolygon();
                }
        }

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addPolygon()

ilImageMapEditorGUI::addPolygon

(

)

Add a new polygon.

Definition at line 268 of file class.ilImageMapEditorGUI.php.

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

Referenced by addNewArea().

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

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addRectangle()

ilImageMapEditorGUI::addRectangle

(

)

Add a new rectangle.

Definition at line 248 of file class.ilImageMapEditorGUI.php.

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

Referenced by addNewArea().

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

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clearSessionVars()

ilImageMapEditorGUI::clearSessionVars

(

)

Clear Session Vars.

Definition at line 278 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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deleteAreas()

ilImageMapEditorGUI::deleteAreas

(

)

Delete map areas.

Definition at line 967 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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editImagemapForward()

ilImageMapEditorGUI::editImagemapForward

(

)

Get image map coordinates.

Definition at line 726 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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editLink()

ilImageMapEditorGUI::editLink

(

)

Edit existing link.

Definition at line 1000 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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editMapArea()

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_coordinate	enable next coordinate input
boolean	$a_output_new_area	output the new area
boolean	$a_save_from	output save form
string	$a_edit_property	"" | "link" | "shape"

Definition at line 375 of file class.ilImageMapEditorGUI.php.

References $_SESSION, $coords, $ilCtrl, $lng, $tpl, ilMapArea\countCoords(), getImageMapOutput(), ilInternalLinkGUI\getInitHTML(), initAreaEditingForm(), makeMapWorkCopy(), and ilUtil\sendInfo().

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

        {
                global $ilCtrl, $lng, $tpl;
                
                $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));

                if ($a_edit_property != "link")
                {
                        switch ($area_type)
                        {
                                // rectangle
                                case "Rect" :
                                        if ($cnt_coords == 0)
                                        {
                                                ilUtil::sendInfo($lng->txt("cont_click_tl_corner"));
                                        }
                                        if ($cnt_coords == 1)
                                        {
                                                ilUtil::sendInfo($lng->txt("cont_click_br_corner"));
                                        }
                                        break;

                                // circle
                                case "Circle" :
                                        if ($cnt_coords == 0)
                                        {
                                                ilUtil::sendInfo($lng->txt("cont_click_center"));
                                        }
                                        if ($cnt_coords == 1)
                                        {
                                                ilUtil::sendInfo($lng->txt("cont_click_circle"));
                                        }
                                        break;

                                // polygon
                                case "Poly" :
                                        if ($cnt_coords == 0)
                                        {
                                                ilUtil::sendInfo($lng->txt("cont_click_starting_point"));
                                        }
                                        else if ($cnt_coords < 3)
                                        {
                                                ilUtil::sendInfo($lng->txt("cont_click_next_point"));
                                        }
                                        else
                                        {
                                                ilUtil::sendInfo($lng->txt("cont_click_next_or_save"));
                                        }
                                        break;
                        }
                }


                // map properties input fields (name and link)
                if ($a_save_form)
                {
                        if ($a_edit_property != "shape")
                        {
                                // prepare link gui
                                $ilCtrl->setParameter($this, "linkmode", "map");
                                include_once("./Services/Link/classes/class.ilInternalLinkGUI.php");
                                $this->tpl->setCurrentBlock("int_link_prep");
                                $this->tpl->setVariable("INT_LINK_PREP", ilInternalLinkGUI::getInitHTML(
                                        $ilCtrl->getLinkTargetByClass("ilinternallinkgui",
                                                        "", false, true, false)));
                                $this->tpl->parseCurrentBlock();
                        }
                        $form = $this->initAreaEditingForm($a_edit_property);
                        $this->tpl->setVariable("FORM", $form->getHTML());
                }
                
                $this->makeMapWorkCopy($a_edit_property, $a_area_nr,
                        $a_output_new_area, $area_type, $coords);
                
                $edit_mode = ($a_get_next_coordinate)
                        ? "get_coords"
                        : (($a_output_new_area)
                                ? "new_area"
                                :"");
                $output = $this->getImageMapOutput($edit_mode);
                $this->tpl->setVariable("IMAGE_MAP", $output);

                return $this->tpl->get();
        }

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editMapAreas()

ilImageMapEditorGUI::editMapAreas

(

)

Show map areas.

Definition at line 67 of file class.ilImageMapEditorGUI.php.

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

        {
                global $ilCtrl, $lng, $ilToolbar;
                
                $_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));

                // create/update imagemap work copy
                $this->makeMapWorkCopy();

                $output = $this->getImageMapOutput();
                $this->tpl->setVariable("IMAGE_MAP", $output);
                
                $this->tpl->setVariable("TOOLBAR", $this->getToolbar()->getHTML());
                
                // table
                $this->tpl->setVariable("MAP_AREA_TABLE", $this->getImageMapTableHTML());
                
                return $this->tpl->get();
        }

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editShapeCircle()

ilImageMapEditorGUI::editShapeCircle

(

)

Edit an existing shape (make it a circle)

Definition at line 1036 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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editShapePolygon()

ilImageMapEditorGUI::editShapePolygon

(

)

Edit an existing shape (make it a polygon)

Definition at line 1046 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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editShapeRectangle()

ilImageMapEditorGUI::editShapeRectangle

(

)

Edit an existing shape (make it a rectangle)

Definition at line 1026 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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editShapeWholePicture()

ilImageMapEditorGUI::editShapeWholePicture

(

)

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

Definition at line 1016 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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executeCommand()

ilImageMapEditorGUI::executeCommand

(

)

Execute current command.

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

References $_POST, $cmd, $ilCtrl, $ret, $tpl, and ilObjMediaObjectGUI\includePresentationJS().

        {
                global $ilCtrl, $tpl;
                
                $next_class = $ilCtrl->getNextClass($this);
                $cmd = $ilCtrl->getCmd();

                switch($next_class)
                {
                        case "ilinternallinkgui":
                                require_once("./Services/Link/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("File");
                                $link_gui->setMode("asynch");
                                $ret = $ilCtrl->forwardCommand($link_gui);
                                break;

                        default:
                                require_once("./Services/MediaObjects/classes/class.ilObjMediaObjectGUI.php");
                                ilObjMediaObjectGUI::includePresentationJS();
                                if (isset($_POST["editImagemapForward"]) ||
                                        isset($_POST["editImagemapForward_x"]) ||
                                        isset($_POST["editImagemapForward_y"]))
                                {
                                        $cmd = "editImagemapForward";
                                }
                                $ret = $this->$cmd();
                                break;
                }
                
                return $ret;
        }

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getAdditionalPageXML()

ilImageMapEditorGUI::getAdditionalPageXML

(

)

Get additional page xml (to be overwritten)

Returns

string additional page xml

Definition at line 643 of file class.ilImageMapEditorGUI.php.

Referenced by getImageMapOutput().

        {
                return "";
        }

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getAliasXML()

ilImageMapEditorGUI::getAliasXML

(

)

Definition at line 659 of file class.ilImageMapEditorGUI.php.

References IL_MODE_ALIAS.

Referenced by getImageMapOutput().

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

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getEditorTitle()

ilImageMapEditorGUI::getEditorTitle

(

)

Get editor title.

Returns

string editor title

Definition at line 144 of file class.ilImageMapEditorGUI.php.

References $lng.

        {
                global $lng;
                
                return $lng->txt("cont_imagemap");
        }

getHrefOfArea()

ilImageMapEditorGUI::getHrefOfArea

(

$a_nr

)

Get Href of Area (only external link)

Definition at line 957 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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getImageMapOutput()

ilImageMapEditorGUI::getImageMapOutput

(

$a_map_edit_mode = ""

)

Render the image map.

Definition at line 599 of file class.ilImageMapEditorGUI.php.

References $_GET, $ilCtrl, $params, getAdditionalPageXML(), getAliasXML(), ilUtil\getImagePath(), ilUtil\getWebspaceDir(), IL_MODE_OUTPUT, outputPostProcessing(), xslt_create(), xslt_error(), and xslt_free().

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.= $this->getAdditionalPageXML();
                $xml.="</dummy>";
                $xsl = file_get_contents("./Services/COPage/xsl/page.xsl");
//echo htmlentities($xml); exit;
                $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(),
                        'map_mob_id' => $this->media_object->getId(),
                        'mode' => $mode,
                        'media_mode' => 'enable',
                        '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' => "",
                        'enlarge_path' => ilUtil::getImagePath("enlarge.svg"),
                        'webspace_path' => $wb_path);
                $output = xslt_process($xh,"arg:/_xml","arg:/_xsl",NULL,$args, $params);
                echo xslt_error($xh);
                xslt_free($xh);
                
                $output = $this->outputPostProcessing($output);
                
                return $output;
        }

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getImageMapTableHTML()

ilImageMapEditorGUI::getImageMapTableHTML

(

)

Get table HTML.

Definition at line 155 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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getLinkTypeOfArea()

ilImageMapEditorGUI::getLinkTypeOfArea

(

$a_nr

)

Get Link Type of Area.

Definition at line 917 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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getMapAreaLinkString()

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

Get text name of internal link.

Parameters

string	$a_target	target object link id
string	$a_type	type
string	$a_frame	target frame

private

Definition at line 673 of file class.ilImageMapEditorGUI.php.

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

Referenced by initAreaEditingForm().

        {
                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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getTargetFrameOfArea()

ilImageMapEditorGUI::getTargetFrameOfArea

(

$a_nr

)

Get TargetFrame of Area (only internal link)

Definition at line 947 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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getTargetOfArea()

ilImageMapEditorGUI::getTargetOfArea

(

$a_nr

)

Get Target of Area (only internal link)

Definition at line 937 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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getToolbar()

ilImageMapEditorGUI::getToolbar

(

)

Get toolbar.

Returns

object toolbar

Definition at line 97 of file class.ilImageMapEditorGUI.php.

References $ilCtrl, $lng, $options, $si, $tpl, and ilSelectInputGUI\setOptions().

Referenced by editMapAreas().

        {
                global $ilCtrl, $lng, $tpl;
                
                // toolbar
                $tb = new ilToolbarGUI();
                $tb->setFormAction($ilCtrl->getFormAction($this));
                include_once("./Services/Form/classes/class.ilSelectInputGUI.php");
                $options = array(
                        "WholePicture" => $lng->txt("cont_WholePicture"),
                        "Rect" => $lng->txt("cont_Rect"),
                        "Circle" => $lng->txt("cont_Circle"),
                        "Poly" => $lng->txt("cont_Poly"),
                        );
                $si = new ilSelectInputGUI($lng->txt("cont_shape"), "shape");
                $si->setOptions($options);
                $tb->addInputItem($si, true);
                $tb->addFormButton($lng->txt("cont_add_area"), "addNewArea");
                
                
                // highlight mode
/*              if (strtolower(get_class($this)) == "ilimagemapeditorgui")
                {
                        $st_item = $this->media_object->getMediaItem("Standard");
                        $tb->addSeparator();
                        $options = ilMapArea::getAllHighlightModes();
                        $hl = new ilSelectInputGUI($lng->txt("cont_highlight_mode"), "highlight_mode");
                        $hl->setOptions($options);
//                      $hl->setValue($st_item->getHighlightMode());
                        $tb->addInputItem($hl, true);
                        $options = ilMapArea::getAllHighlightClasses();
                        $hc = new ilSelectInputGUI($lng->txt("cont_highlight_class"), "highlight_class");
                        $hc->setOptions($options);
//                      $hc->setValue($st_item->getHighlightClass());
                        $tb->addInputItem($hc, false);
                        $tb->addFormButton($lng->txt("cont_set"), "setHighlight");
                }*/
                
                return $tb;
        }

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getTypeOfArea()

ilImageMapEditorGUI::getTypeOfArea

(

$a_nr

)

Get Type of Area (only internal link)

Definition at line 927 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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handleMapParameters()

ilImageMapEditorGUI::handleMapParameters

(

)

handle parameter during map area editing (storing to session)

Definition at line 165 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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initAreaEditingForm()

ilImageMapEditorGUI::initAreaEditingForm

(

$a_edit_property

)

Init area editing form.

Parameters

int

$a_mode

Edit Mode

Definition at line 473 of file class.ilImageMapEditorGUI.php.

References $_SESSION, $ilCtrl, $lng, getMapAreaLinkString(), ilTextInputGUI\setMaxLength(), and ilRadioGroupInputGUI\setValue().

Referenced by editMapArea().

        {
                global $lng, $ilCtrl;
        
                include_once("Services/Form/classes/class.ilPropertyFormGUI.php");
                $form = new ilPropertyFormGUI();
                $form->setOpenTag(false);
                $form->setCloseTag(false);
                
                // link
                if ($a_edit_property != "shape")
                {
                        // 
                        $radg = new ilRadioGroupInputGUI($lng->txt("cont_link"), "area_link_type");
                        if ($_SESSION["il_map_il_ltype"] != "int")
                        {
                                if ($_SESSION["il_map_el_href"] == "")
                                {
                                        $radg->setValue("no");
                                }
                                else
                                {
                                        $radg->setValue("ext");
                                }
                        }
                        else
                        {
                                $radg->setValue("int");
                        }
                        
                        // external link
                        $ext = new ilRadioOption($lng->txt("cont_link_ext"), "ext");
                        $radg->addOption($ext);
                        
                                $ti = new ilTextInputGUI("", "area_link_ext");
                                $ti->setMaxLength(200);
                                $ti->setSize(50);
                                if ($_SESSION["il_map_el_href"] != "")
                                {
                                        $ti->setValue($_SESSION["il_map_el_href"]);
                                }
                                else
                                {
                                        $ti->setValue("http://");
                                }
                                $ext->addSubItem($ti);
                        
                        // internal link
                        $int = new ilRadioOption($lng->txt("cont_link_int"), "int");
                        $radg->addOption($int);
                        
                                $ne = new ilNonEditableValueGUI("", "", true);
                                $link_str = "";
                                if($_SESSION["il_map_il_target"] != "")
                                {
                                        $link_str = $this->getMapAreaLinkString($_SESSION["il_map_il_target"],
                                                $_SESSION["il_map_il_type"], $_SESSION["il_map_il_targetframe"]);
                                }
                                $ne->setValue($link_str.
                                        '&nbsp;<a id="iosEditInternalLinkTrigger" href="#">'.
                                        "[".$lng->txt("cont_get_link")."]".
                                        '</a>'
                                        );
                                $int->addSubItem($ne);
                                
                        // no link
                        $no = new ilRadioOption($lng->txt("cont_link_no"), "no");
                        $radg->addOption($no);
                        
                        $form->addItem($radg);
                }

                
                // name
                if ($a_edit_property != "link" && $a_edit_property != "shape")
                { 
                        $ti = new ilTextInputGUI($lng->txt("cont_name"), "area_name");
                        $ti->setMaxLength(200);
                        $ti->setSize(20);
                        $form->addItem($ti);
                }
                
                // save and cancel commands
                if ($a_edit_property == "")
                {
                        $form->setTitle($lng->txt("cont_new_area"));
                        $form->addCommandButton("saveArea", $lng->txt("save"));
                }
                else
                {
                        $form->setTitle($lng->txt("cont_new_area"));
                        $form->addCommandButton("saveArea", $lng->txt("save"));
                }
                        
//              $form->setFormAction($ilCtrl->getFormAction($this));
                
                return $form;
        }

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linkWholePicture()

ilImageMapEditorGUI::linkWholePicture

(

)

Link the whole picture.

Definition at line 237 of file class.ilImageMapEditorGUI.php.

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

Referenced by addNewArea().

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

                return $this->editMapArea(false, false, true);
        }

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makeMapWorkCopy()

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

Make work file for editing.

Definition at line 575 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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outputPostProcessing()

ilImageMapEditorGUI::outputPostProcessing

(

$a_output

)

Output post processing.

Parameters

Definition at line 654 of file class.ilImageMapEditorGUI.php.

Referenced by getImageMapOutput().

        {
                return $a_output;
        }

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saveArea()

ilImageMapEditorGUI::saveArea

(

)

Save new or updated map area.

Definition at line 756 of file class.ilImageMapEditorGUI.php.

References $_POST, $_SESSION, $coords, $ilCtrl, $lng, ilMapArea\_getMaxNr(), IL_EXT_LINK, IL_INT_LINK, IL_NO_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
                                {
                                        $area->setLinkType(IL_EXT_LINK);
                                        if ($_POST["area_link_type"] != IL_NO_LINK)
                                        {
                                                $area->setHref(ilUtil::stripSlashes($_POST["area_link_ext"]));
                                        }
                                        else
                                        {
                                                $area->setHref("");
                                        }
                                }
                                $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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setHighlight()

ilImageMapEditorGUI::setHighlight

(

)

Set highlight settings.

Parameters

Definition at line 1160 of file class.ilImageMapEditorGUI.php.

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

        {
                global $ilCtrl, $lng;
                
                $st_item = $this->media_object->getMediaItem("Standard");
                $st_item->setHighlightMode(ilUtil::stripSlashes($_POST["highlight_mode"]));
                $st_item->setHighlightClass(ilUtil::stripSlashes($_POST["highlight_class"]));
                $st_item->update();
                
                ilUtil::sendSuccess($lng->txt("msg_obj_modified"), true);
                $ilCtrl->redirect($this, "editMapAreas");
        }

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setInternalLink()

ilImageMapEditorGUI::setInternalLink

(

)

Set internal link.

Definition at line 845 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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setLink()

ilImageMapEditorGUI::setLink

(

$a_handle = true

)

Set link.

Definition at line 867 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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setShape()

ilImageMapEditorGUI::setShape

(

$a_handle = true

)

edit shape of existing map area

Definition at line 1056 of file class.ilImageMapEditorGUI.php.

References $_POST, $_SESSION, $coords, $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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showImageMap()

ilImageMapEditorGUI::showImageMap

(

)

show image map

Definition at line 191 of file class.ilImageMapEditorGUI.php.

References $_GET.

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

updateAreas()

ilImageMapEditorGUI::updateAreas

(

)

Update map areas.

Definition at line 200 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]));
                        $area->setHighlightMode(ilUtil::stripSlashes($_POST["hl_mode_".$i]));
                        $area->setHighlightClass(ilUtil::stripSlashes($_POST["hl_class_".$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:

• Services/MediaObjects/classes/class.ilImageMapEditorGUI.php