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<?php |
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include_once(dirname(__FILE__)."/../Widget.php"); |
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include_once(dirname(__FILE__)."/../Button.php"); |
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class ROIRectangleTool extends CWCWidget |
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{ |
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var $moButton; |
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function ROIRectangleTool() |
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{ |
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parent::CWCWidget(); |
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$this->szWidgetDescription = <<<EOT |
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The ROIRectangleTool widget allows the user to draw a rectangular region |
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of interest on the map interface. |
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EOT; |
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$this->moButton = new CWCButton( $this ); |
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$this->mnMaturityLevel = MATURITY_BETA; |
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} |
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function InitDefaults() |
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{ |
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parent::InitDefaults(); |
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$this->moButton->InitDefaults(); |
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$this->moButton->SetOnClick('ROIRectTool'.$this->mnId); |
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} |
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function ParseURL() |
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{ |
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return $this->moButton->ParseURL(); |
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} |
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function GetHTMLHiddenVariables() |
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{ |
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$aReturn = $this->moButton->GetHTMLHiddenVariables(); |
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$szCmd = ''; |
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if ($this->isVarSet('NAV_CMD')) |
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$szCmd = $this->getVar('NAV_CMD'); |
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$szVariable = "NAV_CMD"; |
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$szValue = " <INPUT TYPE=HIDDEN NAME=$szVariable VALUE=\"\">\n"; |
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$aReturn[$szVariable] = $szValue; |
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return $aReturn; |
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} |
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function GetJavascriptInitFunctions() |
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{ |
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$aReturn = $this->moButton->GetJavascriptInitFunctions(); |
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$szJsFunctionName = "ROIRectToolInit"; |
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$szFunction = "$szJsFunctionName();\n"; |
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$aReturn[$szJsFunctionName] = $szFunction; |
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$aReturn['InitCWCROIManagerForm'] = 'goCWCROIManager.SetFormObject('.$this->mszHTMLForm.');'; |
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return $aReturn; |
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} |
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function GetJavascriptIncludeFunctions() |
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{ |
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$aReturn = parent::GetJavascriptIncludeFunctions(); |
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$szVar = "cwc_roi.js"; |
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$aReturn[$szVar] = '<script src="'.$_SESSION['gszCoreWebPath']. |
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'/widgets/js/cwc_roi.js" type="text/javascript"></script>'; |
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$szVar = "cwc_dhtml.js"; |
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$aReturn[$szVar] = '<script src="'.$_SESSION['gszCoreWebPath']. |
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'/widgets/js/cwc_dhtml.js" type="text/javascript"></script>'; |
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return $aReturn; |
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} |
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function GetJavascriptOnMouseMoveFunctions() |
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{ |
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$aReturn = parent::GetJavascriptOnMouseMoveFunctions(); |
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$aReturn['ROIRectTool'] = 'ROIRectToolMouseMove(e);'; |
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return $aReturn; |
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} |
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function GetJavascriptFunctions() |
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{ |
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$aReturn = parent::GetJavascriptFunctions(); |
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if (isset($this->maSharedResourceWidgets["CWCJSAPI"])) |
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$bCWCJSAPI = 1; |
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else |
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$bCWCJSAPI = 0; |
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if ($bCWCJSAPI) |
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{ |
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$szJsFunctionName = "ROIRectangleToolWRegisterForEvent"; |
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$szFunction = <<<EOT |
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/** |
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* {$szJsFunctionName} |
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* called to register events when the layers change (JSAPI) |
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*/ |
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function {$szJsFunctionName}() |
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{ |
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goCWCJSAPI.RegisterEvent(MAP_EXTENT_CHANGED, "ROIRectangleToolWExtentChanged"); |
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goCWCJSAPI.RegisterEvent(MAP_PROJECTION_CHANGED, "ROIRectangleToolWExtentChanged"); |
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} |
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EOT; |
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$aReturn[$szJsFunctionName] = $szFunction; |
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$szJsFunctionName = "ROIRectangleToolWExtentChanged"; |
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$szFunction = <<<EOT |
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/** |
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* {$szJsFunctionName} |
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* called when the extent is changed (JSAPI) |
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*/ |
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function {$szJsFunctionName}() |
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{ |
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// re-draw the ROI |
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goCWCROIManager.SetGeoExtents( goCWCJSAPI.oMap.minx, goCWCJSAPI.oMap.miny, |
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goCWCJSAPI.oMap.maxx, goCWCJSAPI.oMap.maxy ); |
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goCWCROIManager.Redraw(); |
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} |
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EOT; |
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$aReturn[$szJsFunctionName] = $szFunction; |
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} |
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$nId = $this->mnId; |
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$szName = 'ROIRectTool'.$nId; |
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$szFunction = <<<EOT |
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function {$szName}() |
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{ |
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goCWCROIManager.SetROITool('{$nId}'); |
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} |
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EOT; |
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$aReturn[$szName] = $szFunction; |
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$szName = 'ROIRectToolInit'; |
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$szFunction = <<<EOT |
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function {$szName}() |
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{ |
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ROIRectToolCreateDHTMLLayers(); |
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} |
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EOT; |
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$aReturn[$szName] = $szFunction; |
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$szName = 'ROIRectToolCreateDHTMLLayers'; |
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$szFunction = <<<EOT |
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function {$szName}() |
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{ |
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var content = ""; |
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content = '<img name="ROIRectImgTop" src="images/a_pixel.gif" border="1">'; |
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CWCDHTML_CreateLayer(gROIRectBoxTop, gMapWhspc, gMapWvspc, gMapWiWidth, gMapWiHeight, |
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false, content); |
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CWCDHTML_SetLayerZOrder( gROIRectBoxTop, 20 ); |
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content = '<img name="ROIRectImgLeft" src="images/a_pixel.gif" border="1">'; |
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CWCDHTML_CreateLayer(gROIRectBoxLeft, gMapWhspc, gMapWvspc, gMapWiWidth, gMapWiHeight, |
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false, content); |
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CWCDHTML_SetLayerZOrder( gROIRectBoxLeft, 20 ); |
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content = '<img name="ROIRectImgBottom" src="images/a_pixel.gif" border="1">'; |
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CWCDHTML_CreateLayer(gROIRectBoxBottom, gMapWhspc, gMapWvspc, gMapWiWidth, gMapWiHeight, |
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false, content); |
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CWCDHTML_SetLayerZOrder( gROIRectBoxBottom, 20 ); |
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content = '<img name="ROIRectImgRight" src="images/a_pixel.gif" border="1">'; |
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CWCDHTML_CreateLayer(gROIRectBoxRight, gMapWhspc, gMapWvspc, gMapWiWidth, gMapWiHeight, |
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false, content); |
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CWCDHTML_SetLayerZOrder( gROIRectBoxRight, 20 ); |
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content = '<img name="ROIRectImgFill" src="images/a_pixel.gif" border="1">'; |
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CWCDHTML_CreateLayer(gROIRectBoxFill, gMapWhspc, gMapWvspc, gMapWiWidth, gMapWiHeight, |
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false, content); |
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CWCDHTML_SetLayerZOrder( gROIRectBoxFill, 20 ); |
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} |
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EOT; |
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$aReturn[$szName] = $szFunction; |
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$szObjectJS = " var jsObj;\n"; |
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if (isset($_SESSION['ROIRENDERER'])) |
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{ |
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$nROI = count($_SESSION['ROIRENDERER']); |
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for ($i=0; $i<$nROI; $i++) |
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{ |
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$aROI = $_SESSION['ROIRENDERER'][$i]; |
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if ($aROI['type'] == 'rectangle') |
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{ |
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$szObjectJS .= " goCWCROIManager.SetMode(". |
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$aROI['mode'] . ");\n"; |
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$szObjectJS .= " jsObj = new CWCRectangleROI();\n"; |
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$szObjectJS .= " jsObj.edgeColor = \"".$aROI['edgecolor']."\";\n"; |
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$szObjectJS .= " jsObj.edgeWidth = ".$aROI['edgewidth'].";\n"; |
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$szObjectJS .= " jsObj.fillLayer = goCWCROIManager.bUseFill;\n"; |
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$szObjectJS .= " jsObj.fillColor = \"".$aROI['fillcolor']."\";\n"; |
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$szObjectJS .= " jsObj.fillOpacity = ".$aROI['fillopacity'].";\n"; |
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$szObjectJS .= " jsObj.leftLayer = gROIRectBoxLeft;\n"; |
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$szObjectJS .= " jsObj.topLayer = gROIRectBoxTop;\n"; |
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$szObjectJS .= " jsObj.rightLayer = gROIRectBoxRight;\n"; |
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$szObjectJS .= " jsObj.bottomLayer = gROIRectBoxBottom;\n"; |
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$szObjectJS .= " jsObj.fillLayer = gROIRectBoxFill;\n"; |
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$szObjectJS .= " goCWCROIManager.Insert( jsObj, $i );\n"; |
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} |
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} |
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if (strlen( $szObjectJS ) > 0) |
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{ |
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$szObjectJS .= " goCWCROIManager.UpdateLayerVisibility();\n"; |
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} |
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} |
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$szName = 'ROIRectToolInitObjects'; |
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$szFunction = <<<EOT |
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function {$szName}() |
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{ |
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{$szObjectJS} |
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} |
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EOT; |
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$aReturn[$szName] = $szFunction; |
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$szName = 'ROIRectToolStartZoomBox'; |
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$szFunction = <<<EOT |
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function {$szName}() |
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{ |
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goROIRectObj = new CWCRectangleROI(); |
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goROIRectObj.edgeColor = goCWCROIManager.szEdgeColor; |
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goROIRectObj.edgeWidth = goCWCROIManager.nEdgeWidth; |
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goROIRectObj.fillLayer = goCWCROIManager.bUseFill; |
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goROIRectObj.fillColor = goCWCROIManager.szFillColor; |
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goROIRectObj.fillOpacity = goCWCROIManager.nFillOpacity; |
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goROIRectObj.leftLayer = gROIRectBoxLeft; |
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goROIRectObj.topLayer = gROIRectBoxTop; |
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goROIRectObj.rightLayer = gROIRectBoxRight; |
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goROIRectObj.bottomLayer = gROIRectBoxBottom; |
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goROIRectObj.fillLayer = gROIRectBoxFill; |
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goROIRectObj.Show(); |
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gROIRectToolx2 = gROIRectToolx1 + 1; |
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gROIRectTooly2 = gROIRectTooly1 + 1; |
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ROIRectToolUpdateZoomBox(); |
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return true; |
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} |
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EOT; |
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$aReturn[$szName] = $szFunction; |
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$szName = 'ROIRectToolUpdateZoomBox'; |
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$szFunction = <<<EOT |
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function {$szName}() |
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{ |
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var right = Math.max(gROIRectToolx1, gROIRectToolx2); |
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var left = Math.min(gROIRectToolx1, gROIRectToolx2); |
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var bottom = Math.max(gROIRectTooly1, gROIRectTooly2); |
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var top = Math.min(gROIRectTooly1, gROIRectTooly2); |
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goROIRectObj.Set( left, top, right, bottom ) |
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//window.status = "goROIRectObj set to " + left + ", " + top + ", " + right + ", " + bottom; |
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} |
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EOT; |
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$aReturn[$szName] = $szFunction; |
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$szName = 'ROIRectToolStopZoomBox'; |
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$szFunction = <<<EOT |
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function {$szName}() |
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{ |
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if ( goROIRectObj == null ) |
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{ |
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return; |
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} |
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goCWCROIManager.Add( goROIRectObj ); |
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goROIRectObj.Hide(); |
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goROIRectObj = null; |
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return true; |
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} |
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EOT; |
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$aReturn[$szName] = $szFunction; |
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$szName = 'ROIRectToolMouseDown'; |
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$szFunction = <<<EOT |
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function {$szName}(e) |
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{ |
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ROIRectToolGetMousePosition(e); |
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if (gROIToolmouseX >=0 && gROIToolmouseY >=0) |
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{ |
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gROIRectToolx1 = gROIToolmouseX; |
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gROIRectTooly1 = gROIToolmouseY; |
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ROIRectToolStartZoomBox(); |
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gROIRectDragging = true; |
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} |
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return false; |
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} |
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EOT; |
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$aReturn[$szName] = $szFunction; |
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$szName = 'ROIRectToolMouseUp'; |
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$szFunction = <<<EOT |
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function {$szName}(e) |
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{ |
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ROIRectToolGetMousePosition(e); |
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if (gROIToolmouseX >=0 && gROIToolmouseY >=0) |
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{ |
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gROIRectToolx2 = gROIToolmouseX; |
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gROIRectTooly2 = gROIToolmouseY; |
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ROIRectToolStopZoomBox(); |
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gROIRectDragging = false; |
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} |
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// return |
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return false; |
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} |
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EOT; |
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$aReturn[$szName] = $szFunction; |
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$szName = 'ROIRectToolGetMousePosition'; |
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$szFunction = <<<EOT |
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function {$szName}(e) |
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{ |
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if (CWCIsNav4 || CWCIsNav6) // Netscape |
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{ |
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gROIToolmouseX = e.pageX; |
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gROIToolmouseY = e.pageY; |
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} |
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else if (CWCIsIE) // IE |
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{ |
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gROIToolmouseX = event.clientX + document.body.scrollLeft; |
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gROIToolmouseY = event.clientY + document.body.scrollTop; |
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} |
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else |
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{ // Don't know |
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gROIToolmouseX = gROIToolmouseY = 0; |
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} |
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var oImage = CWCDHTML_GetImage('mapimage'); |
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if (oImage == null) |
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{ |
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gROIToolmouseX = -1; |
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gROIToolmouseY = -1 |
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return false; |
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} |
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var left = CWCDHTML_FindObjectPosX( oImage ); |
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var top = CWCDHTML_FindObjectPosY( oImage ); |
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var width = oImage.width; |
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var height = oImage.height; |
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// subtract offsets from page left and top |
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gROIToolmouseX = gROIToolmouseX - left; |
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gROIToolmouseY = gROIToolmouseY - top; |
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if (gROIToolmouseX < 0 || gROIToolmouseX > width || |
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gROIToolmouseY < 0 || gROIToolmouseY > height) |
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{ |
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gROIToolmouseX = -1; |
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gROIToolmouseY = -1 |
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} |
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return true; |
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} |
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EOT; |
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$aReturn[$szName] = $szFunction; |
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$szName = 'ROIRectToolMouseMove'; |
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$szFunction = <<<EOT |
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function {$szName}(e) |
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{ |
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ROIRectToolGetMousePosition(e); |
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if (gROIToolmouseX >=0 && gROIToolmouseY >=0 && |
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{$this->mszHTMLForm}.NAV_CMD != null && |
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{$this->mszHTMLForm}.NAV_CMD.value == "ROI_TOOL" && |
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{$this->mnId} == goCWCROIManager.GetROITool()) |
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{ |
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document.onmousedown = ROIRectToolMouseDown; |
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document.onmouseup = ROIRectToolMouseUp; |
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if (gROIRectDragging) |
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{ |
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gROIRectToolx2 = gROIToolmouseX; |
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gROIRectTooly2 = gROIToolmouseY; |
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ROIRectToolUpdateZoomBox(); |
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} |
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} |
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else |
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{ |
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} |
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return false; |
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} |
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EOT; |
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$aReturn[$szName] = $szFunction; |
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return $aReturn; |
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} |
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476 |
|
---|
477 |
|
---|
478 |
function GetJavascriptVariables() |
---|
479 |
{ |
---|
480 |
$aReturn = array(); |
---|
481 |
|
---|
482 |
$szVariable = "gROIToolmouseX"; |
---|
483 |
$szValue = " var $szVariable = 0;\n"; |
---|
484 |
$aReturn[$szVariable] = $szValue; |
---|
485 |
|
---|
486 |
$szVariable = "gROIToolmouseY"; |
---|
487 |
$szValue = " var $szVariable = 0;\n"; |
---|
488 |
$aReturn[$szVariable] = $szValue; |
---|
489 |
|
---|
490 |
$szVariable = "gROIRectToolx1"; |
---|
491 |
$szValue = " var $szVariable = 0;\n"; |
---|
492 |
$aReturn[$szVariable] = $szValue; |
---|
493 |
|
---|
494 |
$szVariable = "gROIRectTooly1"; |
---|
495 |
$szValue = " var $szVariable = 0;\n"; |
---|
496 |
$aReturn[$szVariable] = $szValue; |
---|
497 |
|
---|
498 |
$szVariable = "gROIRectToolx2"; |
---|
499 |
$szValue = " var $szVariable = 0;\n"; |
---|
500 |
$aReturn[$szVariable] = $szValue; |
---|
501 |
|
---|
502 |
$szVariable = "gROIRectTooly2"; |
---|
503 |
$szValue = " var $szVariable = 0;\n"; |
---|
504 |
$aReturn[$szVariable] = $szValue; |
---|
505 |
|
---|
506 |
$szVariable = "gROIRectDragging"; |
---|
507 |
$szValue = " var $szVariable = false;\n"; |
---|
508 |
$aReturn[$szVariable] = $szValue; |
---|
509 |
|
---|
510 |
$szVariable = "goROIRectObj"; |
---|
511 |
$szValue = " var $szVariable = null;\n"; |
---|
512 |
$aReturn[$szVariable] = $szValue; |
---|
513 |
|
---|
514 |
$szVariable = "gROIRectBoxTop"; |
---|
515 |
$szValue = " var $szVariable = \"gROIRectBoxTop\";\n"; |
---|
516 |
$aReturn[$szVariable] = $szValue; |
---|
517 |
|
---|
518 |
$szVariable = "gROIRectBoxLeft"; |
---|
519 |
$szValue = " var $szVariable = \"gROIRectBoxLeft\";\n"; |
---|
520 |
$aReturn[$szVariable] = $szValue; |
---|
521 |
|
---|
522 |
$szVariable = "gROIRectBoxBottom"; |
---|
523 |
$szValue = " var $szVariable = \"gROIRectBoxBottom\";\n"; |
---|
524 |
$aReturn[$szVariable] = $szValue; |
---|
525 |
|
---|
526 |
$szVariable = "gROIRectBoxRight"; |
---|
527 |
$szValue = " var $szVariable = \"gROIRectBoxRight\";\n"; |
---|
528 |
$aReturn[$szVariable] = $szValue; |
---|
529 |
|
---|
530 |
$szVariable = "gROIRectBoxFill"; |
---|
531 |
$szValue = " var $szVariable = \"gROIRectBoxFill\";\n"; |
---|
532 |
$aReturn[$szVariable] = $szValue; |
---|
533 |
|
---|
534 |
return $aReturn; |
---|
535 |
} |
---|
536 |
|
---|
537 |
|
---|
538 |
|
---|
539 |
|
---|
540 |
|
---|
541 |
|
---|
542 |
function GetJavascriptOnLoadFunctions() |
---|
543 |
{ |
---|
544 |
$aReturn = parent::GetJavascriptOnLoadFunctions(); |
---|
545 |
|
---|
546 |
$aReturn["ROIRectToolInitObjects"] = " ROIRectToolInitObjects();\n"; |
---|
547 |
if (isset($this->maSharedResourceWidgets["CWCJSAPI"])) |
---|
548 |
{ |
---|
549 |
$szJsFunctionName = "ROIRectangleToolWRegisterForEvent"; |
---|
550 |
$szFunction = "$szJsFunctionName();\n"; |
---|
551 |
$aReturn[$szJsFunctionName] = $szFunction; |
---|
552 |
} |
---|
553 |
|
---|
554 |
return $aReturn; |
---|
555 |
} |
---|
556 |
|
---|
557 |
|
---|
558 |
|
---|
559 |
|
---|
560 |
function DrawPublish($szPostEvent = "") |
---|
561 |
{ |
---|
562 |
if (isset($this->maSharedResourceWidgets["CWCJSAPI"])) |
---|
563 |
$bCWCJSAPI = 1; |
---|
564 |
else |
---|
565 |
$bCWCJSAPI = 0; |
---|
566 |
|
---|
567 |
if (!$this->mbVisible) |
---|
568 |
return "<!-- ROIRectTool hidden -->"; |
---|
569 |
|
---|
570 |
$szReturn = $this->moButton->DrawPublish(); |
---|
571 |
|
---|
572 |
return $szReturn; |
---|
573 |
} |
---|
574 |
} |
---|
575 |
?> |
---|
576 |
|
---|