Additional changes to work with user projection

This commit is contained in:
Tim Schaub
2019-09-24 19:58:53 +02:00
parent 7be4835144
commit b1f0b6997b
11 changed files with 81 additions and 21 deletions

4
examples/geographic.css Normal file
View File

@@ -0,0 +1,4 @@
td {
padding: 0 0.5em;
text-align: right;
}

View File

@@ -7,7 +7,11 @@ docs: >
makes it so the map view uses geographic coordinates (even if the view projection is
not geographic).
tags: "geographic"
resources:
- https://code.jquery.com/jquery-2.2.3.min.js
- https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css
- https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js
---
<div id="map" class="map"></div>
<div id="map" class="map"><div id="popup"></div></div>
<div id="info"></div>

View File

@@ -1,8 +1,9 @@
import {useGeographic} from '../src/ol/proj.js';
import {Map, View, Feature} from '../src/ol/index.js';
import {Map, View, Feature, Overlay} from '../src/ol/index.js';
import {Point} from '../src/ol/geom.js';
import {Vector as VectorLayer, Tile as TileLayer} from '../src/ol/layer.js';
import {OSM, Vector as VectorSource} from '../src/ol/source.js';
import {Style, Circle, Fill} from '../src/ol/style.js';
useGeographic();
@@ -25,14 +26,64 @@ const map = new Map({
features: [
new Feature(point)
]
}),
style: new Style({
image: new Circle({
radius: 9,
fill: new Fill({color: 'red'})
})
})
})
]
});
const element = document.getElementById('popup');
const popup = new Overlay({
element: element,
positioning: 'bottom-center',
stopEvent: false,
offset: [0, -10]
});
map.addOverlay(popup);
function formatCoordinate(coordinate) {
return `
<table>
<tbody>
<tr><th>lon</th><td>${coordinate[0].toFixed(2)}</td></tr>
<tr><th>lat</th><td>${coordinate[1].toFixed(2)}</td></tr>
</tbody>
</table>`;
}
const info = document.getElementById('info');
map.on('moveend', function() {
const view = map.getView();
const center = view.getCenter();
info.innerText = `lon: ${center[0].toFixed(2)}, lat: ${center[1].toFixed(2)}`;
info.innerHTML = formatCoordinate(center);
});
map.on('click', function(event) {
const feature = map.getFeaturesAtPixel(event.pixel)[0];
if (feature) {
const coordinate = feature.getGeometry().getCoordinates();
popup.setPosition(coordinate);
$(element).popover({
placement: 'top',
html: true,
content: formatCoordinate(coordinate)
});
$(element).popover('show');
} else {
$(element).popover('destroy');
}
});
map.on('pointermove', function(event) {
if (map.hasFeatureAtPixel(event.pixel)) {
map.getViewport().style.cursor = 'pointer';
} else {
map.getViewport().style.cursor = 'inherit';
}
});

View File

@@ -488,7 +488,7 @@ class Overlay extends BaseObject {
return;
}
const pixel = map.getPixelFromCoordinateInternal(position);
const pixel = map.getPixelFromCoordinate(position);
const mapSize = map.getSize();
this.updateRenderedPosition(pixel, mapSize);
}

View File

@@ -546,7 +546,7 @@ class PluggableMap extends BaseObject {
if (!this.frameState_) {
return;
}
const coordinate = this.getCoordinateFromPixel(pixel);
const coordinate = this.getCoordinateFromPixelInternal(pixel);
opt_options = opt_options !== undefined ? opt_options :
/** @type {AtPixelOptions} */ ({});
const hitTolerance = opt_options.hitTolerance !== undefined ?
@@ -618,7 +618,7 @@ class PluggableMap extends BaseObject {
if (!this.frameState_) {
return false;
}
const coordinate = this.getCoordinateFromPixel(pixel);
const coordinate = this.getCoordinateFromPixelInternal(pixel);
opt_options = opt_options !== undefined ? opt_options :
/** @type {AtPixelOptions} */ ({});
const layerFilter = opt_options.layerFilter !== undefined ? opt_options.layerFilter : TRUE;

View File

@@ -206,7 +206,7 @@ class CanvasBuilder extends VectorContext {
* @inheritDoc.
*/
drawCustom(geometry, feature, renderer) {
this.beginGeometry(feature);
this.beginGeometry(geometry, feature);
const type = geometry.getType();
const stride = geometry.getStride();
const builderBegin = this.coordinates.length;
@@ -253,12 +253,14 @@ class CanvasBuilder extends VectorContext {
/**
* @protected
* @param {import("../../geom/Geometry").default|import("../Feature.js").default} geometry The geometry.
* @param {import("../../Feature.js").FeatureLike} feature Feature.
*/
beginGeometry(feature) {
this.beginGeometryInstruction1_ = [CanvasInstruction.BEGIN_GEOMETRY, feature, 0];
beginGeometry(geometry, feature) {
const extent = geometry.getExtent();
this.beginGeometryInstruction1_ = [CanvasInstruction.BEGIN_GEOMETRY, feature, 0, extent];
this.instructions.push(this.beginGeometryInstruction1_);
this.beginGeometryInstruction2_ = [CanvasInstruction.BEGIN_GEOMETRY, feature, 0];
this.beginGeometryInstruction2_ = [CanvasInstruction.BEGIN_GEOMETRY, feature, 0, extent];
this.hitDetectionInstructions.push(this.beginGeometryInstruction2_);
}

View File

@@ -556,8 +556,7 @@ class Executor extends Disposable {
switch (type) {
case CanvasInstruction.BEGIN_GEOMETRY:
feature = /** @type {import("../../Feature.js").FeatureLike} */ (instruction[1]);
if (opt_hitExtent !== undefined && !intersects(
opt_hitExtent, feature.getGeometry().getExtent())) {
if (opt_hitExtent !== undefined && !intersects(opt_hitExtent, instruction[3])) {
i = /** @type {number} */ (instruction[2]) + 1;
} else {
++i;

View File

@@ -113,7 +113,7 @@ class CanvasImageBuilder extends CanvasBuilder {
if (!this.image_) {
return;
}
this.beginGeometry(feature);
this.beginGeometry(pointGeometry, feature);
const flatCoordinates = pointGeometry.getFlatCoordinates();
const stride = pointGeometry.getStride();
const myBegin = this.coordinates.length;
@@ -142,7 +142,7 @@ class CanvasImageBuilder extends CanvasBuilder {
if (!this.image_) {
return;
}
this.beginGeometry(feature);
this.beginGeometry(multiPointGeometry, feature);
const flatCoordinates = multiPointGeometry.getFlatCoordinates();
const stride = multiPointGeometry.getStride();
const myBegin = this.coordinates.length;

View File

@@ -44,7 +44,7 @@ class CanvasLineStringBuilder extends CanvasBuilder {
return;
}
this.updateStrokeStyle(state, this.applyStroke);
this.beginGeometry(feature);
this.beginGeometry(lineStringGeometry, feature);
this.hitDetectionInstructions.push([
CanvasInstruction.SET_STROKE_STYLE,
state.strokeStyle, state.lineWidth, state.lineCap, state.lineJoin,
@@ -68,7 +68,7 @@ class CanvasLineStringBuilder extends CanvasBuilder {
return;
}
this.updateStrokeStyle(state, this.applyStroke);
this.beginGeometry(feature);
this.beginGeometry(multiLineStringGeometry, feature);
this.hitDetectionInstructions.push([
CanvasInstruction.SET_STROKE_STYLE,
state.strokeStyle, state.lineWidth, state.lineCap, state.lineJoin,

View File

@@ -72,7 +72,7 @@ class CanvasPolygonBuilder extends CanvasBuilder {
return;
}
this.setFillStrokeStyles_();
this.beginGeometry(feature);
this.beginGeometry(circleGeometry, feature);
if (state.fillStyle !== undefined) {
this.hitDetectionInstructions.push([
CanvasInstruction.SET_FILL_STYLE,
@@ -116,7 +116,7 @@ class CanvasPolygonBuilder extends CanvasBuilder {
return;
}
this.setFillStrokeStyles_();
this.beginGeometry(feature);
this.beginGeometry(polygonGeometry, feature);
if (state.fillStyle !== undefined) {
this.hitDetectionInstructions.push([
CanvasInstruction.SET_FILL_STYLE,
@@ -148,7 +148,7 @@ class CanvasPolygonBuilder extends CanvasBuilder {
return;
}
this.setFillStrokeStyles_();
this.beginGeometry(feature);
this.beginGeometry(multiPolygonGeometry, feature);
if (state.fillStyle !== undefined) {
this.hitDetectionInstructions.push([
CanvasInstruction.SET_FILL_STYLE,

View File

@@ -184,7 +184,7 @@ class CanvasTextBuilder extends CanvasBuilder {
ends.push(endss[i][0]);
}
}
this.beginGeometry(feature);
this.beginGeometry(geometry, feature);
const textAlign = textState.textAlign;
let flatOffset = 0;
let flatEnd;
@@ -270,7 +270,7 @@ class CanvasTextBuilder extends CanvasBuilder {
}
}
this.beginGeometry(feature);
this.beginGeometry(geometry, feature);
// The image is unknown at this stage so we pass null; it will be computed at render time.
// For clarity, we pass NaN for offsetX, offsetY, width and height, which will be computed at