Developer's Guide - MapGuide Open Source - OSGeo

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Get the features from the feature source, // determine the centroid of each selected feature, and // add a point to the ParcelMarker layer to mark the // centroid. // Collect all the points into an MgFeatureCommandCollection, // so they can all be added in one operation. $featureResId = new MgResourceIdentifier( "Library://Samples/Sheboygan/Data/Parcels.Feature<strong>Source</strong>"); $featureReader = $featureService->SelectFeatures($featureResId, "Parcels", $queryOptions); $parcelMarkerCommands = new MgFeatureCommandCollection(); while ($featureReader->ReadNext()) { $byteReader = $featureReader->GetGeometry('SHPGEOM'); $geometry = $agfReaderWriter->Read($byteReader); $point = $geometry->GetCentroid(); // Create an insert command for this parcel. $properties = new MgPropertyCollection(); $properties->Add(new MgGeometryProperty('ParcelLocation', $agfReaderWriter->Write($point))); $parcelMarkerCommands->Add( new MgInsertFeatures('ParcelMarkerClass', $properties)); } $featureReader->Close(); if ($parcelMarkerCommands->GetCount() > 0) { $featureService->UpdateFeatures($parcelFeatureResId, $parcelMarkerCommands, false); } else { echo 'No parcels within the buffer area match.'; } 88 | Chapter 5 Analyzing Features
Digitizing and Redlining In this chapter ■ Introduction ■ Digitizing ■ Redlining 6 89
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MapGuide Open Source Developer’s
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Contents Chapter 1 Introduction . .
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Another Way To Create Layers . . .
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What This Guide Covers This guide d
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This next sample MapGuide page disp
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Example Code This sample illustrate
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echo 'Map ' . $map->GetName() . ' u
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displays the spatial reference syst
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Viewer Frames Most custom MSPs disp
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Viewer Sample Application - Zoom
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Embedding a Viewer in Your Own Page
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Resources and Repositories A MapGui
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$mapDefId = new MgResourceIdentifie
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Overview of Layers Layers represent
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Layer Style Layer Visibility The da
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function OnPageLoad() { parent.Zoom
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MgInitializeWebTier ($webconfigFile
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Working With Feature Data 3 In this
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Querying Feature Data In order to w
Page 43 and 44: Examples These examples assume that
Page 45 and 46: $districtQuery = new MgFeatureQuery
Page 47 and 48: $districtQuery = new MgFeatureQuery
Page 49 and 50: There are different selection tools
Page 51 and 52: Script command. See Example: Listin
Page 53 and 54: 4 Initialize the MgSelection object
Page 55 and 56: the $layerClassName = $layer->GetFe
Page 57 and 58: The PHP code in this example create
Page 59 and 60: $resourceService = $siteConnection-
Page 61 and 62: Modifying Maps and Layers In this c
Page 63 and 64: This example ■ loads a layer that
Page 65 and 66: } // ... The page then goes on to s
Page 67 and 68: Function CreateScaleRange() CreateA
Page 69 and 70: Function CreateLineTypeStyle() Crea
Page 71 and 72: ... //-----------------------------
Page 73 and 74: Adding Layers To A Map The precedin
Page 75 and 76: function add_layer_resource_to_map(
Page 77 and 78: Analyzing Features In this chapter
Page 79 and 80: ■ MgLineString — a series of co
Page 81 and 82: To create an MgCoordinateSystem obj
Page 83 and 84: ■ Determine the SRS for the featu
Page 85 and 86: Inserting, Deleting, and Updating F
Page 87 and 88: Example $queryOptions = new MgFeatu
Page 89 and 90: } The geometries for the selected f
Page 91 and 92: $map->Save($resourceService); The f
Page 93: } 'ResourceId')->item(0); $featureS
Page 97 and 98: For example, see task_pane_redlinin
Page 99 and 100: Create a temporary feature source t
Page 101 and 102: Custom Output In this chapter ■ I
Page 103 and 104: ■ Images can be copied to the Win
Page 105: $dwfVersion = new MgDwfVersion("6.0
Page 108 and 109: G geographic coordinates 74 geometr
Page 110: Viewer, embedded in HTML page 17 Vi
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