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calc canvas: Preserving of the top left cell should be desktop-only.

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On mobile, the center of the zooming has to be according to the center
of the pinch-to-zoom, ie. the center has to be taken into account.

Change-Id: I3ba2ea90b7bac9bc1ba27f8068ea7ed6bbb4910d
This commit is contained in:
Jan Holesovsky 2020-09-03 23:19:13 +02:00
parent 367a0b75fb
commit c1ac22da32
1 changed files with 13 additions and 11 deletions
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24
loleaflet/src/map/Map.js
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@ -485,20 +485,22 @@ L.Map = L.Evented.extend({
// for spreadsheets, when the document is smaller than the viewing area
// we want it to be glued to the row/column headers instead of being centered
this._docLayer._checkSpreadSheetBounds(zoom);
var calcLayer = this._docLayer;
if (calcLayer.options.sheetGeometryDataEnabled && calcLayer.sheetGeometry) {
var sheetGeom = calcLayer.sheetGeometry;
var cellRange = sheetGeom.getViewCellRange();
var col = cellRange.columnrange.start, row = cellRange.rowrange.start;
var zoomScaleAbs = this.zoomToFactor(zoom);
if (window.mode.isDesktop()) {
var calcLayer = this._docLayer;
if (calcLayer.options.sheetGeometryDataEnabled && calcLayer.sheetGeometry) {
var sheetGeom = calcLayer.sheetGeometry;
var cellRange = sheetGeom.getViewCellRange();
var col = cellRange.columnrange.start, row = cellRange.rowrange.start;
var zoomScaleAbs = this.zoomToFactor(zoom);
var newTopLeftPx = sheetGeom.getCellRect(col, row, zoomScaleAbs).getTopLeft();
var moveByPoint = this._getTopLeftPoint(curCenter, zoom).subtract(newTopLeftPx);
var newTopLeftPx = sheetGeom.getCellRect(col, row, zoomScaleAbs).getTopLeft();
var moveByPoint = this._getTopLeftPoint(curCenter, zoom).subtract(newTopLeftPx);
// move the center (which is in LatLng) by the computed amount of pixels
var newCenterLatLng = this.unproject(this.project(curCenter, zoom).subtract(moveByPoint), zoom);
// move the center (which is in LatLng) by the computed amount of pixels
var newCenterLatLng = this.unproject(this.project(curCenter, zoom).subtract(moveByPoint), zoom);
return this.setView(newCenterLatLng, zoom, {zoom: options});
return this.setView(newCenterLatLng, zoom, {zoom: options});
}
}
}