summaryrefslogtreecommitdiff
path: root/misc/openlayers/lib/OpenLayers/Feature
diff options
context:
space:
mode:
authorChris Schlaeger <chris@linux.com>2014-08-12 21:56:44 +0200
committerChris Schlaeger <chris@linux.com>2014-08-12 21:56:44 +0200
commitea346a785dc1b3f7c156f6fc33da634e1f1a627b (patch)
treeaf67530553d20b6e82ad60fd79593e9c4abf5565 /misc/openlayers/lib/OpenLayers/Feature
parent59741cd535c47f25971bf8c32b25da25ceadc6d5 (diff)
downloadpostrunner-0.0.4.zip
Adding jquery, flot and openlayers to be included with the GEM.v0.0.4
Diffstat (limited to 'misc/openlayers/lib/OpenLayers/Feature')
-rw-r--r--misc/openlayers/lib/OpenLayers/Feature/Vector.js510
1 files changed, 510 insertions, 0 deletions
diff --git a/misc/openlayers/lib/OpenLayers/Feature/Vector.js b/misc/openlayers/lib/OpenLayers/Feature/Vector.js
new file mode 100644
index 0000000..a6c8c70
--- /dev/null
+++ b/misc/openlayers/lib/OpenLayers/Feature/Vector.js
@@ -0,0 +1,510 @@
+/* Copyright (c) 2006-2013 by OpenLayers Contributors (see authors.txt for
+ * full list of contributors). Published under the 2-clause BSD license.
+ * See license.txt in the OpenLayers distribution or repository for the
+ * full text of the license. */
+
+// TRASH THIS
+OpenLayers.State = {
+ /** states */
+ UNKNOWN: 'Unknown',
+ INSERT: 'Insert',
+ UPDATE: 'Update',
+ DELETE: 'Delete'
+};
+
+/**
+ * @requires OpenLayers/Feature.js
+ * @requires OpenLayers/Util.js
+ */
+
+/**
+ * Class: OpenLayers.Feature.Vector
+ * Vector features use the OpenLayers.Geometry classes as geometry description.
+ * They have an 'attributes' property, which is the data object, and a 'style'
+ * property, the default values of which are defined in the
+ * <OpenLayers.Feature.Vector.style> objects.
+ *
+ * Inherits from:
+ * - <OpenLayers.Feature>
+ */
+OpenLayers.Feature.Vector = OpenLayers.Class(OpenLayers.Feature, {
+
+ /**
+ * Property: fid
+ * {String}
+ */
+ fid: null,
+
+ /**
+ * APIProperty: geometry
+ * {<OpenLayers.Geometry>}
+ */
+ geometry: null,
+
+ /**
+ * APIProperty: attributes
+ * {Object} This object holds arbitrary, serializable properties that
+ * describe the feature.
+ */
+ attributes: null,
+
+ /**
+ * Property: bounds
+ * {<OpenLayers.Bounds>} The box bounding that feature's geometry, that
+ * property can be set by an <OpenLayers.Format> object when
+ * deserializing the feature, so in most cases it represents an
+ * information set by the server.
+ */
+ bounds: null,
+
+ /**
+ * Property: state
+ * {String}
+ */
+ state: null,
+
+ /**
+ * APIProperty: style
+ * {Object}
+ */
+ style: null,
+
+ /**
+ * APIProperty: url
+ * {String} If this property is set it will be taken into account by
+ * {<OpenLayers.HTTP>} when upadting or deleting the feature.
+ */
+ url: null,
+
+ /**
+ * Property: renderIntent
+ * {String} rendering intent currently being used
+ */
+ renderIntent: "default",
+
+ /**
+ * APIProperty: modified
+ * {Object} An object with the originals of the geometry and attributes of
+ * the feature, if they were changed. Currently this property is only read
+ * by <OpenLayers.Format.WFST.v1>, and written by
+ * <OpenLayers.Control.ModifyFeature>, which sets the geometry property.
+ * Applications can set the originals of modified attributes in the
+ * attributes property. Note that applications have to check if this
+ * object and the attributes property is already created before using it.
+ * After a change made with ModifyFeature, this object could look like
+ *
+ * (code)
+ * {
+ * geometry: >Object
+ * }
+ * (end)
+ *
+ * When an application has made changes to feature attributes, it could
+ * have set the attributes to something like this:
+ *
+ * (code)
+ * {
+ * attributes: {
+ * myAttribute: "original"
+ * }
+ * }
+ * (end)
+ *
+ * Note that <OpenLayers.Format.WFST.v1> only checks for truthy values in
+ * *modified.geometry* and the attribute names in *modified.attributes*,
+ * but it is recommended to set the original values (and not just true) as
+ * attribute value, so applications could use this information to undo
+ * changes.
+ */
+ modified: null,
+
+ /**
+ * Constructor: OpenLayers.Feature.Vector
+ * Create a vector feature.
+ *
+ * Parameters:
+ * geometry - {<OpenLayers.Geometry>} The geometry that this feature
+ * represents.
+ * attributes - {Object} An optional object that will be mapped to the
+ * <attributes> property.
+ * style - {Object} An optional style object.
+ */
+ initialize: function(geometry, attributes, style) {
+ OpenLayers.Feature.prototype.initialize.apply(this,
+ [null, null, attributes]);
+ this.lonlat = null;
+ this.geometry = geometry ? geometry : null;
+ this.state = null;
+ this.attributes = {};
+ if (attributes) {
+ this.attributes = OpenLayers.Util.extend(this.attributes,
+ attributes);
+ }
+ this.style = style ? style : null;
+ },
+
+ /**
+ * Method: destroy
+ * nullify references to prevent circular references and memory leaks
+ */
+ destroy: function() {
+ if (this.layer) {
+ this.layer.removeFeatures(this);
+ this.layer = null;
+ }
+
+ this.geometry = null;
+ this.modified = null;
+ OpenLayers.Feature.prototype.destroy.apply(this, arguments);
+ },
+
+ /**
+ * Method: clone
+ * Create a clone of this vector feature. Does not set any non-standard
+ * properties.
+ *
+ * Returns:
+ * {<OpenLayers.Feature.Vector>} An exact clone of this vector feature.
+ */
+ clone: function () {
+ return new OpenLayers.Feature.Vector(
+ this.geometry ? this.geometry.clone() : null,
+ this.attributes,
+ this.style);
+ },
+
+ /**
+ * Method: onScreen
+ * Determine whether the feature is within the map viewport. This method
+ * tests for an intersection between the geometry and the viewport
+ * bounds. If a more effecient but less precise geometry bounds
+ * intersection is desired, call the method with the boundsOnly
+ * parameter true.
+ *
+ * Parameters:
+ * boundsOnly - {Boolean} Only test whether a feature's bounds intersects
+ * the viewport bounds. Default is false. If false, the feature's
+ * geometry must intersect the viewport for onScreen to return true.
+ *
+ * Returns:
+ * {Boolean} The feature is currently visible on screen (optionally
+ * based on its bounds if boundsOnly is true).
+ */
+ onScreen:function(boundsOnly) {
+ var onScreen = false;
+ if(this.layer && this.layer.map) {
+ var screenBounds = this.layer.map.getExtent();
+ if(boundsOnly) {
+ var featureBounds = this.geometry.getBounds();
+ onScreen = screenBounds.intersectsBounds(featureBounds);
+ } else {
+ var screenPoly = screenBounds.toGeometry();
+ onScreen = screenPoly.intersects(this.geometry);
+ }
+ }
+ return onScreen;
+ },
+
+ /**
+ * Method: getVisibility
+ * Determine whether the feature is displayed or not. It may not displayed
+ * because:
+ * - its style display property is set to 'none',
+ * - it doesn't belong to any layer,
+ * - the styleMap creates a symbolizer with display property set to 'none'
+ * for it,
+ * - the layer which it belongs to is not visible.
+ *
+ * Returns:
+ * {Boolean} The feature is currently displayed.
+ */
+ getVisibility: function() {
+ return !(this.style && this.style.display == 'none' ||
+ !this.layer ||
+ this.layer && this.layer.styleMap &&
+ this.layer.styleMap.createSymbolizer(this, this.renderIntent).display == 'none' ||
+ this.layer && !this.layer.getVisibility());
+ },
+
+ /**
+ * Method: createMarker
+ * HACK - we need to decide if all vector features should be able to
+ * create markers
+ *
+ * Returns:
+ * {<OpenLayers.Marker>} For now just returns null
+ */
+ createMarker: function() {
+ return null;
+ },
+
+ /**
+ * Method: destroyMarker
+ * HACK - we need to decide if all vector features should be able to
+ * delete markers
+ *
+ * If user overrides the createMarker() function, s/he should be able
+ * to also specify an alternative function for destroying it
+ */
+ destroyMarker: function() {
+ // pass
+ },
+
+ /**
+ * Method: createPopup
+ * HACK - we need to decide if all vector features should be able to
+ * create popups
+ *
+ * Returns:
+ * {<OpenLayers.Popup>} For now just returns null
+ */
+ createPopup: function() {
+ return null;
+ },
+
+ /**
+ * Method: atPoint
+ * Determins whether the feature intersects with the specified location.
+ *
+ * Parameters:
+ * lonlat - {<OpenLayers.LonLat>|Object} OpenLayers.LonLat or an
+ * object with a 'lon' and 'lat' properties.
+ * toleranceLon - {float} Optional tolerance in Geometric Coords
+ * toleranceLat - {float} Optional tolerance in Geographic Coords
+ *
+ * Returns:
+ * {Boolean} Whether or not the feature is at the specified location
+ */
+ atPoint: function(lonlat, toleranceLon, toleranceLat) {
+ var atPoint = false;
+ if(this.geometry) {
+ atPoint = this.geometry.atPoint(lonlat, toleranceLon,
+ toleranceLat);
+ }
+ return atPoint;
+ },
+
+ /**
+ * Method: destroyPopup
+ * HACK - we need to decide if all vector features should be able to
+ * delete popups
+ */
+ destroyPopup: function() {
+ // pass
+ },
+
+ /**
+ * Method: move
+ * Moves the feature and redraws it at its new location
+ *
+ * Parameters:
+ * location - {<OpenLayers.LonLat> or <OpenLayers.Pixel>} the
+ * location to which to move the feature.
+ */
+ move: function(location) {
+
+ if(!this.layer || !this.geometry.move){
+ //do nothing if no layer or immoveable geometry
+ return undefined;
+ }
+
+ var pixel;
+ if (location.CLASS_NAME == "OpenLayers.LonLat") {
+ pixel = this.layer.getViewPortPxFromLonLat(location);
+ } else {
+ pixel = location;
+ }
+
+ var lastPixel = this.layer.getViewPortPxFromLonLat(this.geometry.getBounds().getCenterLonLat());
+ var res = this.layer.map.getResolution();
+ this.geometry.move(res * (pixel.x - lastPixel.x),
+ res * (lastPixel.y - pixel.y));
+ this.layer.drawFeature(this);
+ return lastPixel;
+ },
+
+ /**
+ * Method: toState
+ * Sets the new state
+ *
+ * Parameters:
+ * state - {String}
+ */
+ toState: function(state) {
+ if (state == OpenLayers.State.UPDATE) {
+ switch (this.state) {
+ case OpenLayers.State.UNKNOWN:
+ case OpenLayers.State.DELETE:
+ this.state = state;
+ break;
+ case OpenLayers.State.UPDATE:
+ case OpenLayers.State.INSERT:
+ break;
+ }
+ } else if (state == OpenLayers.State.INSERT) {
+ switch (this.state) {
+ case OpenLayers.State.UNKNOWN:
+ break;
+ default:
+ this.state = state;
+ break;
+ }
+ } else if (state == OpenLayers.State.DELETE) {
+ switch (this.state) {
+ case OpenLayers.State.INSERT:
+ // the feature should be destroyed
+ break;
+ case OpenLayers.State.DELETE:
+ break;
+ case OpenLayers.State.UNKNOWN:
+ case OpenLayers.State.UPDATE:
+ this.state = state;
+ break;
+ }
+ } else if (state == OpenLayers.State.UNKNOWN) {
+ this.state = state;
+ }
+ },
+
+ CLASS_NAME: "OpenLayers.Feature.Vector"
+});
+
+
+/**
+ * Constant: OpenLayers.Feature.Vector.style
+ * OpenLayers features can have a number of style attributes. The 'default'
+ * style will typically be used if no other style is specified. These
+ * styles correspond for the most part, to the styling properties defined
+ * by the SVG standard.
+ * Information on fill properties: http://www.w3.org/TR/SVG/painting.html#FillProperties
+ * Information on stroke properties: http://www.w3.org/TR/SVG/painting.html#StrokeProperties
+ *
+ * Symbolizer properties:
+ * fill - {Boolean} Set to false if no fill is desired.
+ * fillColor - {String} Hex fill color. Default is "#ee9900".
+ * fillOpacity - {Number} Fill opacity (0-1). Default is 0.4
+ * stroke - {Boolean} Set to false if no stroke is desired.
+ * strokeColor - {String} Hex stroke color. Default is "#ee9900".
+ * strokeOpacity - {Number} Stroke opacity (0-1). Default is 1.
+ * strokeWidth - {Number} Pixel stroke width. Default is 1.
+ * strokeLinecap - {String} Stroke cap type. Default is "round". [butt | round | square]
+ * strokeDashstyle - {String} Stroke dash style. Default is "solid". [dot | dash | dashdot | longdash | longdashdot | solid]
+ * graphic - {Boolean} Set to false if no graphic is desired.
+ * pointRadius - {Number} Pixel point radius. Default is 6.
+ * pointerEvents - {String} Default is "visiblePainted".
+ * cursor - {String} Default is "".
+ * externalGraphic - {String} Url to an external graphic that will be used for rendering points.
+ * graphicWidth - {Number} Pixel width for sizing an external graphic.
+ * graphicHeight - {Number} Pixel height for sizing an external graphic.
+ * graphicOpacity - {Number} Opacity (0-1) for an external graphic.
+ * graphicXOffset - {Number} Pixel offset along the positive x axis for displacing an external graphic.
+ * graphicYOffset - {Number} Pixel offset along the positive y axis for displacing an external graphic.
+ * rotation - {Number} For point symbolizers, this is the rotation of a graphic in the clockwise direction about its center point (or any point off center as specified by graphicXOffset and graphicYOffset).
+ * graphicZIndex - {Number} The integer z-index value to use in rendering.
+ * graphicName - {String} Named graphic to use when rendering points. Supported values include "circle" (default),
+ * "square", "star", "x", "cross", "triangle".
+ * graphicTitle - {String} Tooltip when hovering over a feature. *deprecated*, use title instead
+ * title - {String} Tooltip when hovering over a feature. Not supported by the canvas renderer.
+ * backgroundGraphic - {String} Url to a graphic to be used as the background under an externalGraphic.
+ * backgroundGraphicZIndex - {Number} The integer z-index value to use in rendering the background graphic.
+ * backgroundXOffset - {Number} The x offset (in pixels) for the background graphic.
+ * backgroundYOffset - {Number} The y offset (in pixels) for the background graphic.
+ * backgroundHeight - {Number} The height of the background graphic. If not provided, the graphicHeight will be used.
+ * backgroundWidth - {Number} The width of the background width. If not provided, the graphicWidth will be used.
+ * label - {String} The text for an optional label. For browsers that use the canvas renderer, this requires either
+ * fillText or mozDrawText to be available.
+ * labelAlign - {String} Label alignment. This specifies the insertion point relative to the text. It is a string
+ * composed of two characters. The first character is for the horizontal alignment, the second for the vertical
+ * alignment. Valid values for horizontal alignment: "l"=left, "c"=center, "r"=right. Valid values for vertical
+ * alignment: "t"=top, "m"=middle, "b"=bottom. Example values: "lt", "cm", "rb". Default is "cm".
+ * labelXOffset - {Number} Pixel offset along the positive x axis for displacing the label. Not supported by the canvas renderer.
+ * labelYOffset - {Number} Pixel offset along the positive y axis for displacing the label. Not supported by the canvas renderer.
+ * labelSelect - {Boolean} If set to true, labels will be selectable using SelectFeature or similar controls.
+ * Default is false.
+ * labelOutlineColor - {String} The color of the label outline. Default is 'white'. Only supported by the canvas & SVG renderers.
+ * labelOutlineWidth - {Number} The width of the label outline. Default is 3, set to 0 or null to disable. Only supported by the SVG renderers.
+ * labelOutlineOpacity - {Number} The opacity (0-1) of the label outline. Default is fontOpacity. Only supported by the canvas & SVG renderers.
+ * fontColor - {String} The font color for the label, to be provided like CSS.
+ * fontOpacity - {Number} Opacity (0-1) for the label
+ * fontFamily - {String} The font family for the label, to be provided like in CSS.
+ * fontSize - {String} The font size for the label, to be provided like in CSS.
+ * fontStyle - {String} The font style for the label, to be provided like in CSS.
+ * fontWeight - {String} The font weight for the label, to be provided like in CSS.
+ * display - {String} Symbolizers will have no effect if display is set to "none". All other values have no effect.
+ */
+OpenLayers.Feature.Vector.style = {
+ 'default': {
+ fillColor: "#ee9900",
+ fillOpacity: 0.4,
+ hoverFillColor: "white",
+ hoverFillOpacity: 0.8,
+ strokeColor: "#ee9900",
+ strokeOpacity: 1,
+ strokeWidth: 1,
+ strokeLinecap: "round",
+ strokeDashstyle: "solid",
+ hoverStrokeColor: "red",
+ hoverStrokeOpacity: 1,
+ hoverStrokeWidth: 0.2,
+ pointRadius: 6,
+ hoverPointRadius: 1,
+ hoverPointUnit: "%",
+ pointerEvents: "visiblePainted",
+ cursor: "inherit",
+ fontColor: "#000000",
+ labelAlign: "cm",
+ labelOutlineColor: "white",
+ labelOutlineWidth: 3
+ },
+ 'select': {
+ fillColor: "blue",
+ fillOpacity: 0.4,
+ hoverFillColor: "white",
+ hoverFillOpacity: 0.8,
+ strokeColor: "blue",
+ strokeOpacity: 1,
+ strokeWidth: 2,
+ strokeLinecap: "round",
+ strokeDashstyle: "solid",
+ hoverStrokeColor: "red",
+ hoverStrokeOpacity: 1,
+ hoverStrokeWidth: 0.2,
+ pointRadius: 6,
+ hoverPointRadius: 1,
+ hoverPointUnit: "%",
+ pointerEvents: "visiblePainted",
+ cursor: "pointer",
+ fontColor: "#000000",
+ labelAlign: "cm",
+ labelOutlineColor: "white",
+ labelOutlineWidth: 3
+
+ },
+ 'temporary': {
+ fillColor: "#66cccc",
+ fillOpacity: 0.2,
+ hoverFillColor: "white",
+ hoverFillOpacity: 0.8,
+ strokeColor: "#66cccc",
+ strokeOpacity: 1,
+ strokeLinecap: "round",
+ strokeWidth: 2,
+ strokeDashstyle: "solid",
+ hoverStrokeColor: "red",
+ hoverStrokeOpacity: 1,
+ hoverStrokeWidth: 0.2,
+ pointRadius: 6,
+ hoverPointRadius: 1,
+ hoverPointUnit: "%",
+ pointerEvents: "visiblePainted",
+ cursor: "inherit",
+ fontColor: "#000000",
+ labelAlign: "cm",
+ labelOutlineColor: "white",
+ labelOutlineWidth: 3
+
+ },
+ 'delete': {
+ display: "none"
+ }
+};