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leaflet-treering.js
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/**
* @file Leaflet Treering
* @author Malik Nusseibeh <[email protected]>
* @version 1.0.0
*/
// 'use strict';
/**
* A leaflet treering object
* @constructor
* @param {Leaflet Map Object} viewer - the leaflet map object that will used
* as a viewer for treering image.
* @param {string} basePath - this is a path to the treering image folder
* @param {object} options -
*/
function LTreering (viewer, basePath, options, base_layer, gl_layer, fullJSON) {
this.viewer = viewer;
this.basePath = basePath;
var getURL = window.location.href;
var parsedURL = new URL(getURL);
var urlParams = new URLSearchParams(parsedURL.search);
var latData = urlParams.get("lat");
var lngData = urlParams.get("lng");
if (latData && lngData) {
setTimeout(function() {
viewer.setView([latData, lngData], 16); // max zoom level is 18
}, 500);
}
//options
this.defaultResolution = 468;
this.options = options;
this.meta = {
'ppm': options.initialData.ppm || options.ppm || this.defaultResolution,
'saveURL': options.saveURL || '',
'savePermission': options.savePermission || false,
'popoutUrl': options.popoutUrl || null,
'assetName': options.assetName || 'N/A',
'attributesObjectArray': options.attributesObjectArray || [],
'dbh': fullJSON?.dbh_33[0].fieldContents || 0,
}
this.preferences = { // catch for if forwardDirection or subAnnual are undefined/null on line ~2830
'forwardDirection': options.initialData.forwardDirection,
'subAnnual': options.initialData.subAnnual
}
this.measurementOptions = new MeasurementOptions(this);
this.data = new MeasurementData(options.initialData, this);
this.aData = new AnnotationData(options.initialData.annotations);
/* Current helper tools:
* closestPointIndex -> will find the absolute closest point and its index or its point[i] value
*/
this.helper = new Helper(this);
//error alerts in 'measuring' mode aka popout window
//will not alert in 'browsing' mode aka DE browser window
if (window.name.includes('popout') && options.ppm === 0 && !options.initialData.ppm) {
alert('Calibration needed: set p/mm in asset metadata or use calibration tool');
}
this.autoscroll = new Autoscroll(this, this.viewer);
this.mouseLine = new MouseLine(this);
this.visualAsset = new VisualAsset(this);
this.annotationAsset = new AnnotationAsset(this);
this.panhandler = new Panhandler(this);
this.scaleBarCanvas = new ScaleBarCanvas(this);
this.metaDataText = new MetaDataText(this);
this.popout = new Popout(this);
this.undo = new Undo(this);
this.redo = new Redo(this);
// Code hosted in Leaflet.ImageAdjustment.js
this.imageAdjustmentInterface = new ImageAdjustmentInterface(this);
// this.imageAdjustment = new ImageAdjustment(this);
//this.PixelAdjustment = new PixelAdjustment(this);
this.calibration = new Calibration(this);
this.createPoint = new CreatePoint(this);
this.zeroGrowth = new CreateZeroGrowth(this);
this.createBreak = new CreateBreak(this);
this.deletePoint = new DeletePoint(this);
this.cut = new Cut(this);
this.insertPoint = new InsertPoint(this);
this.convertToStartPoint = new ConvertToStartPoint(this);
this.insertZeroGrowth = new InsertZeroGrowth(this);
this.insertBreak = new InsertBreak(this);
this.keyboardShortCutDialog = new KeyboardShortCutDialog(this);
this.universalDelete = new UniversalDelete(this);
this.tools = [this.calibration, this.createPoint, this.createBreak, this.universalDelete, this.cut, this.insertPoint, this.convertToStartPoint, this.insertZeroGrowth, this.insertBreak, this.annotationAsset, this.imageAdjustmentInterface.imageAdjustment, this.measurementOptions];
// Code hosted in Leaflet.Dating.js
this.datingInterface = new DatingInterface(this);
let editToolArr = [this.insertPoint.btn, this.insertBreak.btn, this.convertToStartPoint.btn, this.insertZeroGrowth.btn, this.cut.btn];
editToolArr.unshift(...this.datingInterface.btns);
this.tools.push(...this.datingInterface.tools);
// --- //
// Code hosted in Leaflet.PithEstimate.js
this.pithEstimateInterface = new PithEstimateInterface(this);
let createToolArr = [this.createPoint.btn, this.mouseLine.btn, this.zeroGrowth.btn, this.createBreak.btn];
for (btn of this.pithEstimateInterface.btns) {
createToolArr.push(btn);
}
// Tools in external files:
// Code hosted in Leaflet.AreaCapture.js
this.areaCaptureInterface = new AreaCaptureInterface(this);
this.areaTools = new ButtonBar(this, this.areaCaptureInterface.btns, 'hdr_strong', 'Manage ellipses');
this.areaCaptureInterface.tools.map(tool => {
this.tools.push(tool);
});
this.pithEstimateInterface.tools.map(tool => {
this.tools.push(tool);
});
// Code hosted in Leaflet.DataAccess.js
this.dataAccessInterface = new DataAccessInterface(this);
this.undoRedoBar = new L.easyBar([this.undo.btn, this.redo.btn]);
this.createTools = new ButtonBar(this, createToolArr, 'straighten', 'Create new measurements');
this.settings = new ButtonBar(this, [this.measurementOptions.btn, this.calibration.btn, this.keyboardShortCutDialog.btn], 'settings', 'Measurement preferences & distance calibration');
this.editTools = new ButtonBar(this, editToolArr, 'edit', 'Edit existing measurements');
this.baseLayer = {
'GL Layer': gl_layer,
'Tree Ring': base_layer,
};
this.overlay = {
'Points': this.visualAsset.markerLayer,
'H-bar': this.mouseLine.layer,
'Lines': this.visualAsset.lineLayer,
'Annotations': this.annotationAsset.markerLayer,
'Ellipses': this.areaCaptureInterface.ellipseVisualAssets.ellipseLayer,
'Pith Estimate': this.pithEstimateInterface.estimateVisualAssets.arcLayer,
};
/**
* Load the interface of the treering viewer
* @function loadInterface
*/
LTreering.prototype.loadInterface = function() {
console.log(this);
this.autoscroll.on();
this.viewer.on('resize', () => {
this.autoscroll.reset();
});
var map = this.viewer;
$(map.getContainer()).css('cursor', 'default');
L.control.layers(this.baseLayer, this.overlay).addTo(this.viewer);
$(".leaflet-control-layers-selector")[0].click();
// if popout is opened display measuring tools
if (window.name.includes('popout')) {
this.imageAdjustmentInterface.imageAdjustment.btn.addTo(this.viewer);
this.dataAccessInterface.viewData.btn.addTo(this.viewer);
this.dataAccessInterface.popoutPlots.btn.addTo(this.viewer);
//this.PixelAdjustment.btn.addTo(this.viewer);
this.createTools.bar.addTo(this.viewer);
this.editTools.bar.addTo(this.viewer);
this.annotationAsset.createBtn.addTo(this.viewer);
this.universalDelete.btn.addTo(this.viewer);
this.settings.bar.addTo(this.viewer);
this.areaTools.bar.addTo(this.viewer);
this.undoRedoBar.addTo(this.viewer);
} else {
this.imageAdjustmentInterface.imageAdjustment.btn.addTo(this.viewer);
this.dataAccessInterface.viewData.btn.addTo(this.viewer);
this.dataAccessInterface.popoutPlots.btn.addTo(this.viewer);
this.popout.btn.addTo(this.viewer);
//this.PixelAdjustment.btn.addTo(this.viewer);
//defaults overlay 'points' option to disabled
map.removeLayer(this.visualAsset.markerLayer);
}
// Right click disables whatever tool is active.
this.viewer.on('contextmenu', () => {
this.disableTools();
});
// Close dialog box with enter/return, but do not automatically disable tool.
L.DomEvent.on(window, 'keydown', (e) => {
if (e.keyCode == 13) {
// Refactor so simple loop may be used.
console.log("Enter pressed!")
if (this.datingInterface.dating.active) {
this.datingInterface.dating.keypressAction(e);
return;
}
if (this.helper.dialog) this.helper?.dialog._closeNode.click();
if (this.measurementOptions.dialog) {
$("#confirm-button").click();
}
if (this.annotationAsset.dialogAnnotationWindow) this.annotationAsset.dialogAnnotationWindow.close();
if (this.annotationAsset.dialogAttributesWindow) this.annotationAsset.dialogAttributesWindow.close();
}
}, this);
// Disable all tools w/ esc.
L.DomEvent.on(window, 'keydown', (e) => {
if (e.keyCode == 27) {
this.disableTools();
}
}, this);
this.scaleBarCanvas.load();
this.metaDataText.initialize();
this.loadData();
this.loadExternalTools();
};
/**
* Load the JSON data attached to the treering image
* @function loadData
*/
LTreering.prototype.loadData = function() {
this.measurementOptions.preferencesInfo();
this.visualAsset.reload();
this.annotationAsset.reload();
if ( this.meta.savePermission ) {
// load the save information in buttom left corner
this.dataAccessInterface.cloudUpload.displayDate();
};
if (this.dataAccessInterface.popoutPlots.win) {
this.dataAccessInterface.popoutPlots.sendData();
}
this.metaDataText.updateText();
};
/**
* Load the JSON data into an external tool if it exists
* @function
*
* @param {object} [data = options.initialData] - Data object from JSON. Uses inital data package if not included.
*/
LTreering.prototype.loadExternalTools = function(data = options.initialData) {
// Code hosted in Leaflet.AreaCapture.js
if (data.ellipses) this.areaCaptureInterface.ellipseData.loadJSON(data.ellipses);
else this.areaCaptureInterface.ellipseData.clearJSON();
// Code hosted in Leaflet.PithEstimate.js
this.pithEstimateInterface.estimateData.loadJSON(data.pithEstimate);
// Code hosted in Leaflet.ImageAdjustment.js
if (data.currentView) this.imageAdjustmentInterface.imageAdjustment.loadCurrentViewJSON(data.currentView);
}
/**
* Disable any tools
* @function disableTools
*/
LTreering.prototype.disableTools = function() {
if (this.annotationAsset.dialogAnnotationWindow && this.annotationAsset.createBtn.active) { // if user trying to create annotation, destroy dialog & marker
this.annotationAsset.dialogAnnotationWindow.destroy();
if (this.annotationAsset.annotationIcon) this.annotationAsset.annotationIcon.removeFrom(this.viewer);
} else if (this.annotationAsset.dialogAnnotationWindow) {
this.annotationAsset.dialogAnnotationWindow.destroy();
};
if (this.annotationAsset.dialogAttributesWindow) {
this.annotationAsset.dialogAttributesWindow.destroy();
delete this.annotationAsset.dialogAttributesWindow;
};
this.tools.forEach(e => {
e.disable()
});
if (!this.dataAccessInterface.viewDataDialog.dialog.options.size[0]) this.dataAccessInterface.viewDataDialog.close();
};
LTreering.prototype.collapseTools = function() {
this.createTools.collapse();
this.editTools.collapse();
this.settings.collapse();
this.areaTools.collapse();
};
// we need the max native zoom, which is set on the tile layer and not the map. getMaxZoom will return a synthetic value which is no good for measurement
LTreering.prototype.getMaxNativeZoom = function () {
var maxNativeZoom = null;
this.viewer.eachLayer(function (l) {
if (l.options.maxNativeZoom) {
maxNativeZoom = l.options.maxNativeZoom;
}
});
return maxNativeZoom;
};
}
/*******************************************************************************/
/**
* Universal delete button
* @constructor
*
* @param {object} Lt - Leaflet Treering object.
*/
function UniversalDelete(Lt) {
this.btn = new Button(
'delete',
'Delete points or annotations (not ellipses)',
() => { Lt.disableTools(); this.enable() },
() => { this.disable() }
);
// Enable with DEL
L.DomEvent.on(window, 'keydown', (e) => {
if (e.keyCode == 46 && window.name.includes('popout')) {
e.preventDefault();
e.stopPropagation();
Lt.disableTools();
Lt.viewer.getContainer().style.cursor = 'pointer';
this.enable();
}
}, this);
/**
* Enables button
* @function
*/
UniversalDelete.prototype.enable = function() {
this.btn.state('active');
this.btn.active = true;
Lt.deletePoint.selectedAdjustment = false;
Lt.viewer.getContainer().style.cursor = 'pointer';
}
/**
* Disbales button
* @function
*/
UniversalDelete.prototype.disable = function() {
this.btn.state('inactive');
this.btn.active = false;
Lt.deletePoint.selectedAdjustment = false;
$(Lt.viewer.getContainer()).off('click');
Lt.viewer.getContainer().style.cursor = 'default';
}
}
/**
* A measurement data object
* @constructor
* @param {object} dataObject
* @param {object} LTreeRing - Lt
*/
function MeasurementData (dataObject, Lt) {
var measurementOptions = Lt.measurementOptions
this.saveDate = dataObject.saveDate || dataObject.SaveDate || {};
this.index = dataObject.index || 0;
this.year = dataObject.year || 0;
this.earlywood = dataObject.earlywood || true;
this.points = dataObject.points || [];
this.annotations = dataObject.annotations || {};
const forwardInTime = 'forward';
const backwardInTime = 'backward';
function directionCheck () {
const forwardString = 'forward';
const backwardString = 'backward';
if (measurementOptions.forwardDirection) { // check if years counting up
return forwardString;
} else { // otherwise years counting down
return backwardString;
};
}
/**
* Add a new point into the measurement data
* @function newPoint
*/
MeasurementData.prototype.newPoint = function(start, latLng) {
let direction = directionCheck();
if (start) {
this.points[this.index] = {'start': true, 'skip': false, 'break': false, 'latLng': latLng};
} else {
this.points[this.index] = {'start': false, 'skip': false, 'break': false, 'year': this.year, 'earlywood': this.earlywood, 'latLng': latLng};
// Change year value if lw point (forward) or ew point (backwards) or annual measurements.
if ((measurementOptions.subAnnual && ((direction == forwardInTime && !this.earlywood) ||
(direction == backwardInTime && this.earlywood))) ||
!measurementOptions.subAnnual) {
if (direction == forwardInTime) {
this.year++;
} else if (direction == backwardInTime) {
this.year--;
};
};
this.earlywood = (measurementOptions.subAnnual) ? !this.earlywood : true;
};
this.index++;
// update every time a point is placed
Lt.helper.updateFunctionContainer(true);
};
/**
* delete a point from the measurement data
* @function deletePoint
*/
MeasurementData.prototype.deletePoint = function(i) {
let direction = directionCheck();
let second_points;
if (this.points[i].start) {
// Case 1: Start point of break pair. Remove break section.
if (this.points[i - 1] != undefined && this.points[i - 1].break) {
delete this.points[i];
delete this.points[i - 1];
this.points = this.points.filter(Boolean);
this.index = this.points.length;
// Case 2: Typical start point. Connect to previous measurement section.
// If very first start point, remove & create new start point.
} else {
second_points = this.points.slice().splice(i + 1, this.index - 1);
second_points.map(e => {
if (i === 0) {
this.points[i] = {'start': true, 'skip': false, 'break': false,
'latLng': e.latLng};
} else {
this.points[i] = e;
}
i++;
});
this.index--;
delete this.points[this.index];
}
// Case 3: Break point of break pair. Remove break section.
} else if (this.points[i].break) {
delete this.points[i];
if (this.points[i + 1] && this.points[i + 1]?.start) delete this.points[i + 1];
this.points = this.points.filter(Boolean);
this.index = this.points.length;
// Case 4: Point selected has a year value.
} else {
let tempDirection = (Lt.deletePoint.adjustOuter) ? backwardInTime : forwardInTime;
let new_points = JSON.parse(JSON.stringify(this.points));
second_points = (direction == tempDirection) ? JSON.parse(JSON.stringify(this.points)).slice(0, i) : JSON.parse(JSON.stringify(this.points)).slice(i + 1);
delete new_points[i];
let year_adjustment = (Lt.deletePoint.adjustOuter) ? -1 : 1;
let index_adjustment = (direction == tempDirection) ? 0 : i + 1;
second_points.map((e, k) => {
if (!e) return;
if (!e.start && !e.break) {
if (measurementOptions.subAnnual) e.earlywood = !e.earlywood;
if (
(Lt.deletePoint.adjustOuter && !e.earlywood) || // When adjusting outer portion, change year at latewood instance.
(!Lt.deletePoint.adjustOuter && e.earlywood) || // When adjusting inner portion, change year at earlywood instance.
!measurementOptions.subAnnual
) {
e.year = e.year + year_adjustment;
}
};
new_points[index_adjustment + k] = e;
});
this.points = new_points.filter(Boolean);
this.index = this.points.length;
let lastIndex = this.points.length - 1;
// If only a start point exists, reset data.
if (!this.points[lastIndex].year) {
this.year = 0;
this.earlywood = true;
} else {
// Determine next measurement point by last existing point.
if (measurementOptions.subAnnual) {
this.earlywood = !(this.points[lastIndex].earlywood)
if (direction == forwardInTime) {
this.year = (this.points[lastIndex].earlywood) ? this.points[lastIndex].year : this.points[lastIndex].year + 1;
} else if (direction == backwardInTime) {
this.year = (this.points[lastIndex].earlywood) ? this.points[lastIndex].year - 1 : this.points[lastIndex].year;
}
} else {
this.year = (direction == forwardInTime) ? this.points[lastIndex].year + 1 : this.points[lastIndex].year - 1;
}
}
}
// updates after a point is deleted
Lt.helper.updateFunctionContainer(true);
};
/**
* Remove a range of points from the measurement data.
* @function cut
*/
MeasurementData.prototype.cut = function(i, j) {
let direction = directionCheck();
let lower = Math.min(i, j)
let upper = Math.max(i, j);
// If cut includes a break, include all break segement points in cut.
if (this.points[lower].start && this.points[lower - 1] && this.points[lower - 1].break) lower--;
else if (this.points[upper].break && this.points[upper + 1] && this.points[upper + 1].start) upper++;
let tempDirection = (Lt.cut.adjustOuter) ? backwardInTime : forwardInTime;
let new_points = JSON.parse(JSON.stringify(this.points));
second_points = (direction == tempDirection) ? JSON.parse(JSON.stringify(this.points)).slice(0, lower) : JSON.parse(JSON.stringify(this.points)).slice(upper + 1);
let num_non_pts = this.points.slice(lower, upper + 1).filter(e => (!e.year && e.year != 0)).length;
// When measuring subincrements, years recorded are half of number of points plotted.
let pt_delta = (measurementOptions.subAnnual) ? Math.floor((upper - lower) / 2) : upper - lower;
let non_pt_delta = (measurementOptions.subAnnual) ? Math.round(num_non_pts / 2) : num_non_pts;
let year_delta = pt_delta - non_pt_delta + 1;
// Only need to swap earlywood latewood if selected points the same thus a full year is not removed.
let need_swap = (measurementOptions.subAnnual && this.points[lower].earlywood == this.points[upper].earlywood);
let year_adjustment = (Lt.cut.adjustOuter) ? -1 * year_delta : year_delta;
let index_adjustment = (direction == tempDirection) ? 0 : upper + 1;
second_points.map((e, k) => {
if (!e) return;
if (!e.start && !e.break) {
if (measurementOptions.subAnnual && need_swap) e.earlywood = !e.earlywood;
e.year = e.year + year_adjustment;
// When partial cuts taken (need_swap = true), need to "shimmey" years along. EX:
// ORG: S -> 1E -> 1L -> 2E -> 2L -> 3E -> 3L
// Cuts: /\ /\
// NEW: S -> 1E -> 1L -> 2E
// Year Delta: 1 2 1
// Earlywood/latewood points need to be bumped up for outer/inner, respectively.
if (need_swap) {
if (Lt.cut.adjustOuter && e.earlywood) e.year++;
else if (!Lt.cut.adjustOuter && !e.earlywood) e.year--;
}
};
new_points[index_adjustment + k] = e;
});
new_points.splice(lower, upper - lower + 1);
new_points = new_points.filter(Boolean);
this.points = new_points.filter(Boolean);
this.index = this.points.length;
let lastIndex = this.points.length - 1;
// If all points or all except first start point removed, "reset" points.
if (!this.points[1]) {
this.earlywood = true;
this.year = 0;
// Updates after points are cut
Lt.helper.updateFunctionContainer(true);
return
}
// If only a start point exists, reset data.
if (!this.points[lastIndex].year) {
this.year = 0;
this.earlywood = true;
} else {
// Determine next measurement point by last existing point.
if (measurementOptions.subAnnual) {
this.earlywood = !(this.points[lastIndex].earlywood)
if (direction == forwardInTime) {
this.year = (this.points[lastIndex].earlywood) ? this.points[lastIndex].year : this.points[lastIndex].year + 1;
} else if (direction == backwardInTime) {
this.year = (this.points[lastIndex].earlywood) ? this.points[lastIndex].year - 1 : this.points[lastIndex].year;
}
} else {
this.year = (direction == forwardInTime) ? this.points[lastIndex].year + 1 : this.points[lastIndex].year - 1;
}
}
// If first start point removed, create new one.
if (!this.points[0].start) this.points[0] = {'start': true, 'skip': false, 'break': false, 'latLng': this.points[0].latLng};
// Updates after points are cut
Lt.helper.updateFunctionContainer(true);
};
/**
* insert a point in the middle of the measurement data
* @function insertPoint
*/
MeasurementData.prototype.insertPoint = function(latLng) {
let direction = directionCheck();
var i = Lt.helper.closestPointIndex(latLng);
if (!i && i != 0) {
alert('New point must be within existing points. Use the create toolbar to add new points to the series');
return;
};
// Adjustment area (inner v. outer) determines which section of points is adjusted.
// If the user was measuring forward in time & wanted to shift earlier in time (inner) points, ...
// ... need to change first half of points array.
// If the user was measuring forward in time & wanted to shift later in time (outer) points, ...
// ... need to change second half of points array.
// Logic swaps for measuring backwards.
let tempDirection = (Lt.insertPoint.adjustOuter) ? backwardInTime : forwardInTime;
let new_points = JSON.parse(JSON.stringify(this.points));
let second_points = (direction == tempDirection) ? JSON.parse(JSON.stringify(this.points)).slice(0, i) : JSON.parse(JSON.stringify(this.points)).slice(i);
let year_adjusted;
let earlywood_adjusted = true;
if (0 < i && i < this.points.length) {
let nearest_prevPt = this.points.slice(0, i).reverse().find(e => !e.start && !e.break && (e.year || e.year === 0));
let nearest_nextPt = this.points.slice(i).find(e => !e.start && !e.break && (e.year || e.year === 0));
year_adjusted = (direction == tempDirection) ? nearest_prevPt?.year : nearest_nextPt?.year;
if (measurementOptions.subAnnual) {
earlywood_adjusted = (direction == tempDirection) ? nearest_prevPt?.earlywood : nearest_nextPt?.earlywood;
if (earlywood_adjusted === undefined) {
earlywood_adjusted = !nearest_nextPt.earlywood;
}
// If inserted point is a latewood point, must have same year as next inner earlywood point.
if (earlywood_adjusted === false) {
year_adjusted = (direction == forwardInTime) ? nearest_prevPt?.year : nearest_nextPt?.year;
}
}
// If nearest previous point is the first start point, must infer year from next point.
if (!nearest_prevPt) {
let yearAdj = (direction == forwardInTime) ? -1 : 1;
let lwCheck = (direction == forwardInTime) ? !nearest_nextPt?.earlywood : nearest_nextPt?.earlywood;
if (!measurementOptions.subAnnual) {
year_adjusted = (direction != tempDirection) ? nearest_nextPt.year : nearest_nextPt.year + yearAdj;
} else {
year_adjusted = (measurementOptions.subAnnual && lwCheck) ? nearest_nextPt.year : nearest_nextPt.year + yearAdj;
}
}
} else {
alert('Please insert new point closer to connecting line')
return
};
// Snap inserted point to nearest polyline if line exists.
if (!Lt.visualAsset.lines[i]) return;
coord = Lt.viewer.latLngToLayerPoint(latLng)
new_coord = Lt.visualAsset.lines[i].closestLayerPoint(coord)
new_latLng = Lt.viewer.layerPointToLatLng(new_coord)
new_pt = {'start': false, 'skip': false, 'break': false,
'year': year_adjusted, 'earlywood': earlywood_adjusted,
'latLng': new_latLng};
new_points.splice(i, 0, new_pt);
let year_adjustment = (Lt.insertPoint.adjustOuter) ? 1 : -1;
let index_adjustment = (direction == tempDirection) ? 0 : i + 1;
second_points.map((e, k) => {
if (!e) return;
if (!e.start && !e.break) {
if (measurementOptions.subAnnual) e.earlywood = !e.earlywood;
if (
(Lt.insertPoint.adjustOuter && e.earlywood) || // When adjusting outer portion, change year at earlywood instance.
(!Lt.insertPoint.adjustOuter && !e.earlywood) || // When adjusting inner portion, change year at latewood instance.
!measurementOptions.subAnnual
) {
e.year = e.year + year_adjustment;
}
};
new_points[index_adjustment + k] = e;
});
this.points = new_points.filter(Boolean);
this.index = this.points.length;
let lastIndex = this.points.length - 1;
if (measurementOptions.subAnnual) {
this.earlywood = !(this.points[lastIndex].earlywood)
if (direction == forwardInTime) {
this.year = (this.points[lastIndex].earlywood) ? this.points[lastIndex].year : this.points[lastIndex].year + 1;
} else if (direction == backwardInTime) {
this.year = (this.points[lastIndex].earlywood) ? this.points[lastIndex].year - 1 : this.points[lastIndex].year;
}
} else {
this.year = (direction == forwardInTime) ? this.points[lastIndex].year + 1 : this.points[lastIndex].year - 1;
}
// Update other features after point inserted.
Lt.helper.updateFunctionContainer(true);
return i;
};
/**
* Convert a point to a start point
* @function convertToStartPoint
*/
MeasurementData.prototype.convertToStartPoint = function(i) {
let direction = directionCheck();
// Points are lagged when measuring backwards, need to account for.
if (direction == backwardInTime) i++;
let tempDirection = (Lt.convertToStartPoint.adjustOuter) ? backwardInTime : forwardInTime;
var points = Lt.data.points;
var previousYear = points[i].year || 0;
// Convert to start point by changing properties.
points[i].start = true;
let tempYear = points[i].year;
delete points[i].year;
delete points[i].earlywood;
// Remove orphanned start points.
if (points[i - 1]?.start) {
delete points[i - 1];
}
if (points[i + 1]?.start) {
delete points[i];
}
let new_points = JSON.parse(JSON.stringify(this.points));
let second_points = (direction == tempDirection) ? JSON.parse(JSON.stringify(this.points)).slice(0, i) : JSON.parse(JSON.stringify(this.points)).slice(i + 1);
let year_adjustment = (Lt.convertToStartPoint.adjustOuter) ? -1 : 1;
let index_adjustment = (direction == tempDirection) ? 0 : i + 1;
second_points.map((e, k) => {
if (!e) return;
if (!e.start && !e.break) {
if (measurementOptions.subAnnual) e.earlywood = !e.earlywood;
if (
(Lt.convertToStartPoint.adjustOuter && !e.earlywood) || // When adjusting outer portion, change year at latewood instance.
(!Lt.convertToStartPoint.adjustOuter && e.earlywood) || // When adjusting inner portion, change year at earlywood instance.
!measurementOptions.subAnnual
) {
e.year = e.year + year_adjustment;
}
};
new_points[index_adjustment + k] = e;
});
new_points = new_points.filter(Boolean);
this.points = new_points;
// Removes orphanned end point.
if (this.points[new_points.length - 1]?.start) this.points.pop();
this.index = (new_points.length - 1 > 0) ? new_points.length : 0;
let lastIndex = new_points.length - 1;
// If only a start point exists, reset data.
if (!this.points[lastIndex].year) {
this.year = 0;
this.earlywood = true;
} else {
// Determine next measurement point by last existing point.
if (measurementOptions.subAnnual) {
this.earlywood = !(this.points[lastIndex].earlywood)
if (direction == forwardInTime) {
this.year = (this.points[lastIndex].earlywood) ? this.points[lastIndex].year : this.points[lastIndex].year + 1;
} else if (direction == backwardInTime) {
this.year = (this.points[lastIndex].earlywood) ? this.points[lastIndex].year - 1 : this.points[lastIndex].year;
}
} else {
this.year = (direction == forwardInTime) ? this.points[lastIndex].year + 1 : this.points[lastIndex].year - 1;
}
}
Lt.helper.updateFunctionContainer(true);
}
/**
* Insert a zero growth year in the middle of the measurement data
* @function insertZeroGrowth
*/
MeasurementData.prototype.insertZeroGrowth = function(i, latLng) {
// Example of action with sub-anual increments, annual increments need not...
// ... account for inserting 2 points (much simpiler):
// Old points: --- | --- | --- | --- | --- | --- | --- | ---
// Increments: e l e l e l e
// Years: 1 1 2 2 3 3 4
// Indices: i-3 i-2 i-1 i i+1 i+2 i+3
// Shift outer:
// New points: --- | --- | --- | --- | || --- | --- | --- | ---
// Increments: e l e l el e l e
// Years: 1 1 2 2 33 4 4 5
// Indices: i-3 i-2 i-1 i i+1 i+3 i+4 i+5
// i+2
// Shift inner:
// New points: --- | --- | --- | --- || | --- | --- | --- | ---
// Increments: e l e le l e l e
// Years: 0 1 1 12 2 3 3 4
// Indices: i-5 i-4 i-3 i-1 i i+1 i+3 i+4
// i-2
let direction = directionCheck();
let tempDirection = (Lt.insertZeroGrowth.adjustOuter) ? backwardInTime : forwardInTime;
let new_points = JSON.parse(JSON.stringify(this.points));
// Index to splice new points in array depends on shifting direction.
let k = (direction == tempDirection) ? i : i + 1;
let earlywoodAdjusted = true;
let comparisonYear = (this.points[i].year) ? this.points[i].year : this.points.slice(i).find(e => !e.start && !e.break && (e.year || e.year === 0)).year;
if (Lt.measurementOptions.subAnnual) {
let yearA, yearB, indexA, indexB, ewA, ewB;
// Special case for inserting a zero growth year on ends points when measuring backwards (hidden start points.)
// No need to adjust when adjusting inner portion and need to shift point to be within next
// measurement segement.
if (this.points[i].start) {
yearA = (Lt.insertZeroGrowth.adjustOuter) ? comparisonYear : comparisonYear - 1;
yearB = (Lt.insertZeroGrowth.adjustOuter) ? comparisonYear + 1 : comparisonYear;
if (Lt.insertZeroGrowth.adjustOuter) k++;
indexA = k;
indexB = k;
ewA = false;
ewB = true;
} else {
// See above for how years & indices decided.
yearA = (Lt.insertZeroGrowth.adjustOuter) ? comparisonYear + 1 : comparisonYear;
yearB = (Lt.insertZeroGrowth.adjustOuter) ? comparisonYear + 1 : comparisonYear - 1;
if (direction == forwardInTime) {
indexA = (Lt.insertZeroGrowth.adjustOuter) ? i + 1 : i;
indexB = (Lt.insertZeroGrowth.adjustOuter) ? i + 2 : i;
} else {
indexA = (Lt.insertZeroGrowth.adjustOuter) ? i : i + 1;
indexB = (Lt.insertZeroGrowth.adjustOuter) ? i : i + 2;
}
ewA = true;
ewB = false;
}
let pt_A = {
'start': false, 'skip': false, 'break': false,
'year': yearA, 'earlywood': ewA, 'latLng': latLng
};
new_points.splice(indexA, 0, pt_A);
let pt_B = {
'start': false, 'skip': false, 'break': false,
'year': yearB, 'earlywood': ewB, 'latLng': latLng
};
new_points.splice(indexB, 0, pt_B);
(direction == tempDirection) ? k-- : k++;
} else {
let yearAdjusted = (Lt.insertZeroGrowth.adjustOuter) ? comparisonYear + 1 : comparisonYear - 1;
// Special case when measuring backwards b/c start points are treated like measurment points;
// no need to adjust when adjusting inner portion and need to shift point to be within next
// measurement segement.
if (this.points[i].start && !Lt.insertZeroGrowth.adjustOuter) yearAdjusted = comparisonYear;
if (this.points[i].start && Lt.insertZeroGrowth.adjustOuter) k++;
let new_pt = {
'start': false, 'skip': false, 'break': false,
'year': yearAdjusted, 'earlywood': true, 'latLng': latLng
};
new_points.splice(k, 0, new_pt);
};
let year_adjustment = (Lt.insertZeroGrowth.adjustOuter) ? 1 : -1;
let index_adjustment = (direction == tempDirection) ? 0 : k;
// When inserting a sub-annual zero growth point, must slice after the second inserted point.
let second_points = (direction == tempDirection) ? JSON.parse(JSON.stringify(this.points)).slice(0, i) :
JSON.parse(JSON.stringify(this.points)).slice(i);
second_points.map((e, j) => {
if (!e) return;
if (!e.start && !e.break) e.year = e.year + year_adjustment;
if (this.points[i].start) { // Special case when measuring backwards b/c start points are treated like measurment points.
if (!e.start) new_points[index_adjustment + j] = e;
} else {
new_points[index_adjustment + j] = e;
}
});
this.points = new_points.filter(Boolean);
this.index = this.points.length;
let lastIndex = this.points.length - 1;
if (measurementOptions.subAnnual) {
this.earlywood = !(this.points[lastIndex].earlywood)
if (direction == forwardInTime) {
this.year = (this.points[lastIndex].earlywood) ? this.points[lastIndex].year : this.points[lastIndex].year + 1;
} else if (direction == backwardInTime) {
this.year = (this.points[lastIndex].earlywood) ? this.points[lastIndex].year - 1 : this.points[lastIndex].year;
}
} else {
this.year = (direction == forwardInTime) ? this.points[lastIndex].year + 1 : this.points[lastIndex].year - 1;
}
// Update other features after point inserted.
Lt.helper.updateFunctionContainer(true);
return k;
};
/**
* remove any entries in the data
* @function clean
*/
MeasurementData.prototype.clean = function() {
for (var i in this.points) {
if (this.points[i] === null || this.points[i] === undefined) {
delete this.points[i];
}
}
};
/**
* getter for all data
* @function data
*/
MeasurementData.prototype.data = function() {
return {'saveDate': this.saveDate, 'year': this.year,
'earlywood': this.earlywood, 'index': this.index, 'points': this.points,
'annotations': this.annotations};
};
}
function AnnotationData (annotations) {
if (annotations !== undefined) {
this.annotations = annotations.annotations || annotations;
this.index = annotations.index || 0;
} else {
this.annotations = {};
this.index = 0;
}
AnnotationData.prototype.deleteAnnotation = function(i) {
delete this.annotations[i];
}
}
/**
* Autoscroll feature for mouse
* @constructor
* @param {object} Lt - Initializing object
* @param {Leaflet Map Object} viewer - a refrence to the leaflet map object
*/
function Autoscroll (Lt, viewer) {
//Creates areas on right, left, top, bottom part of screen
let rightDiv = document.getElementById("AutoScroll-Right-Div");
let leftDiv = document.getElementById("AutoScroll-Left-Div");
let upDiv = document.getElementById("AutoScroll-Up-Div");
let downDiv = document.getElementById("AutoScroll-Down-Div");
let mapContainer = document.getElementById("imageMap");
mapContainer.append(rightDiv);
mapContainer.append(leftDiv);
mapContainer.append(upDiv);
mapContainer.append(downDiv);
/**
* Turn on autoscroll based on viewer dimmensions
* @function on
*/
Autoscroll.prototype.on = function() {
//Turns off scrolling when shift is released
$(window).on("keyup", (e) => {
if (e.key == "Shift") $(viewer).off("moveend");
});
//Smooths out panning
let panByOptions = {animate: true, easeLinearity: 1};
$("#AutoScroll-Right-Div").on("mouseenter", () => {
if(!event.getModifierState("Shift")) return
let mapSize = viewer.getSize(); // Map size used for map scrolling.
let panAmount = 0.15 * mapSize.x;
let panLimit = viewer.getZoom() * (mapSize.x / panAmount);
let panCount = 0;
//Repeatedly pans until the border of picture is reached
viewer.panBy([panAmount, 0], panByOptions);
$(viewer).on("moveend", () => {
panCount++;
if (panCount < panLimit) viewer.panBy([panAmount, 0], panByOptions);
});
})
$("#AutoScroll-Left-Div").on("mouseenter", () => {
if(!event.getModifierState("Shift")) return
let mapSize = viewer.getSize();
let panAmount = 0.15 * mapSize.x;
let panLimit = viewer.getZoom() * (mapSize.x / panAmount);
let panCount = 0;