loleaflet/reference.html | 43 +++++++++++++++++++++++++++++++++-
loleaflet/src/control/Scroll.js | 6 ++++
loleaflet/src/core/Socket.js | 34 ++++++++++++++++++--------
loleaflet/src/layer/tile/GridLayer.js | 6 +---
loleaflet/src/layer/tile/TileLayer.js | 21 ++++++++++------
loleaflet/src/map/Map.js | 5 ++-
6 files changed, 90 insertions(+), 25 deletions(-)
New commits:
commit 6ae4bdf2a14998a3e9e6bdd116bea23a46d07373
Author: Mihai Varga <mihai.va...@collabora.com>
Date: Fri Dec 18 14:40:46 2015 +0200
loleaflet: allow specifying the starting zoom level
diff --git a/loleaflet/reference.html b/loleaflet/reference.html
index b15b7dd..3e28ec0 100644
--- a/loleaflet/reference.html
+++ b/loleaflet/reference.html
@@ -1491,6 +1491,33 @@ unexpected behaviour.</h4>
<td>Whether the document is automatically zoomed so that the
width fits the viewing area when
the window is resized. The document will not be zoomed in more
than map.options.zoom.</td>
</tr>
+ <tr>
+ <td><code><b>zoom</b></code></td>
+ <td><code>Number</code></td>
+ <td><code><span class="literal">10</span></code></td>
+ <td>Default zoom level in which the document will be
loaded.</td>
+ </tr>
+ <tr>
+ <td><code><b>tileWidthTwips</b></code></td>
+ <td><code>Number</code></td>
+ <td><code><span class="literal">3000</span></code></td>
+ <td>Default tile width in twips (how much of the document is
covered horizontally in a 256x256 pixels tile).
+ Unless you know what you are doing, this should not be
modified.</td>
+ </tr>
+ <tr>
+ <td><code><b>tileHeightTwips</b></code></td>
+ <td><code>Number</code></td>
+ <td><code><span class="literal">3000</span></code></td>
+ <td>Default tile height in twips (how much of the document is
covered vertically in a 256x256 pixels tile).
+ Unless you know what you are doing, this should not be
modified.</td>
+ </tr>
+ <tr>
+ <td><code><b>defaultZoom</b></code></td>
+ <td><code>Number</code></td>
+ <td><code><span class="literal">10</span></code></td>
+ <td>The zoom level at which the tile size in twips equals the
default size (3000 x 3000).
+ Unless you know what you are doing, this should not be
modified.</td>
+ </tr>
</table>
<h2 id="loleaflet-general">General</h2>
diff --git a/loleaflet/src/core/Socket.js b/loleaflet/src/core/Socket.js
index 1c7397f2..e8d34ef 100644
--- a/loleaflet/src/core/Socket.js
+++ b/loleaflet/src/core/Socket.js
@@ -107,32 +107,45 @@ L.Socket = {
if (textMsg.startsWith('status:') && !this._map._docLayer) {
// first status message, we need to create the document
layer
+ var tileWidthTwips = this._map.options.tileWidthTwips;
+ var tileHeightTwips = this._map.options.tileHeightTwips;
+ if (this._map.options.zoom !==
this._map.options.defaultZoom) {
+ var scale =
this._map.options.crs.scale(this._map.options.defaultZoom -
this._map.options.zoom);
+ tileWidthTwips = Math.round(tileWidthTwips *
scale);
+ tileHeightTwips = Math.round(tileHeightTwips *
scale);
+ }
+
var command = this.parseServerCmd(textMsg);
var docLayer = null;
if (command.type === 'text') {
docLayer = new L.WriterTileLayer('', {
permission:
this._map.options.permission,
+ tileWidthTwips: tileWidthTwips,
+ tileHeightTwips: tileHeightTwips,
docType: command.type
});
}
else if (command.type === 'spreadsheet') {
docLayer = new L.CalcTileLayer('', {
permission:
this._map.options.permission,
+ tileWidthTwips: tileWidthTwips,
+ tileHeightTwips: tileHeightTwips,
docType: command.type
});
}
else {
- if (command.type === 'presentation') {
+ if (command.type === 'presentation' &&
+ this._map.options.defaultZoom
=== this._map.options.zoom) {
+ // If we have a presentation document
and the zoom level has not been set
+ // in the options, resize the document
so that it fits the viewing area
var verticalTiles =
this._map.getSize().y / 256;
- var tileTwipsSize =
Math.round(command.height / verticalTiles);
- }
- else {
- tileTwipsSize = 3000;
+ tileWidthTwips =
Math.round(command.height / verticalTiles);
+ tileHeightTwips =
Math.round(command.height / verticalTiles);
}
docLayer = new L.ImpressTileLayer('', {
permission:
this._map.options.permission,
- tileWidthTwips: tileTwipsSize,
- tileHeightTwips: tileTwipsSize,
+ tileWidthTwips: tileWidthTwips,
+ tileHeightTwips: tileHeightTwips,
docType: command.type
});
}
@@ -224,10 +237,11 @@ L.Socket = {
}
}
if (command.tileWidth && command.tileHeight &&
this._map._docLayer) {
+ var defaultZoom = this._map.options.zoom;
var scale = command.tileWidth /
this._map._docLayer.options.tileWidthTwips;
- // scale = 1.2 ^ (10 - zoom)
- // zoom = 10 -log(scale) / log(1.2)
- command.zoom = Math.round(10 - Math.log(scale) /
Math.log(1.2));
+ // scale = 1.2 ^ (defaultZoom - zoom)
+ // zoom = defaultZoom -log(scale) / log(1.2)
+ command.zoom = Math.round(defaultZoom - Math.log(scale)
/ Math.log(1.2));
}
return command;
}
diff --git a/loleaflet/src/layer/tile/GridLayer.js
b/loleaflet/src/layer/tile/GridLayer.js
index e023189..ed9211c 100644
--- a/loleaflet/src/layer/tile/GridLayer.js
+++ b/loleaflet/src/layer/tile/GridLayer.js
@@ -17,10 +17,8 @@ L.GridLayer = L.Layer.extend({
zIndex: null,
bounds: null,
- minZoom: 0,
+ minZoom: 0
// maxZoom: <Number>
- tileWidthTwips: 3000,
- tileHeightTwips: 3000
},
initialize: function (options) {
@@ -359,7 +357,7 @@ L.GridLayer = L.Layer.extend({
_updateTileTwips: function () {
// smaller zoom = zoom in
- var factor = Math.pow(1.2, (10 - this._tileZoom));
+ var factor = Math.pow(1.2, (this._map.options.zoom -
this._tileZoom));
this._tileWidthTwips = Math.round(this.options.tileWidthTwips *
factor);
this._tileHeightTwips = Math.round(this.options.tileHeightTwips
* factor);
},
diff --git a/loleaflet/src/map/Map.js b/loleaflet/src/map/Map.js
index 1f8042e..9f650c0 100644
--- a/loleaflet/src/map/Map.js
+++ b/loleaflet/src/map/Map.js
@@ -13,8 +13,9 @@ L.Map = L.Evented.extend({
fadeAnimation: true,
trackResize: true,
markerZoomAnimation: true,
- edit: false,
- readonly: false
+ defaultZoom: 10,
+ tileWidthTwips: 3000,
+ tileHeightTwips: 3000
},
initialize: function (id, options) { // (HTMLElement or String, Object)
commit d7b37ea25a4af12ae037ac9a7b0d31c3dbc2cd84
Author: Mihai Varga <mihai.va...@collabora.com>
Date: Fri Dec 18 12:50:07 2015 +0200
loleaflet: map.fitWidthZoom(maxZoom) method
I've also added an initialization parameter that controls whether the
document should automatically call fitWidthZoom on resize.
diff --git a/loleaflet/reference.html b/loleaflet/reference.html
index 5409c99..b15b7dd 100644
--- a/loleaflet/reference.html
+++ b/loleaflet/reference.html
@@ -1484,6 +1484,13 @@ unexpected behaviour.</h4>
<td><code><span class="literal">true</span></code></td>
<td>Whether the print handler is active (for Chrome).</td>
</tr>
+ <tr>
+ <td><code><b>autoFitWidth</b></code></td>
+ <td><code>Boolean</code></td>
+ <td><code><span class="literal">true</span></code></td>
+ <td>Whether the document is automatically zoomed so that the
width fits the viewing area when
+ the window is resized. The document will not be zoomed in more
than map.options.zoom.</td>
+ </tr>
</table>
<h2 id="loleaflet-general">General</h2>
@@ -1619,7 +1626,14 @@ unexpected behaviour.</h4>
<td><code>undfined</code></td>
<td>Cancels the automatic update for the preview defined by
'id'.</td>
</tr>
-
+ <tr>
+ <td><code><b>fitWidthZoom</b>(
+ <nobr><Number><i>maxZoom</i>)</nobr>
+ </code></td>
+ <td><code>undfined</code></td>
+ <td>Zooms in or out so that the document's width fits the
viewing area. The document will not zoom in more
+ than `maxZoom` if the parameter is provided.</td>
+ </tr>
</table>
<h3 id="scroll-options">ScrollOptions</h3>
diff --git a/loleaflet/src/control/Scroll.js b/loleaflet/src/control/Scroll.js
index b3109b9..cc980ae 100644
--- a/loleaflet/src/control/Scroll.js
+++ b/loleaflet/src/control/Scroll.js
@@ -46,5 +46,11 @@ L.Map.include({
else {
this.off('moveend', this._docLayer._updateScrollOffset,
this._docLayer);
}
+ },
+
+ fitWidthZoom: function (maxZoom) {
+ if (this._docLayer) {
+ this._docLayer._fitWidthZoom(null, maxZoom);
+ }
}
});
diff --git a/loleaflet/src/layer/tile/TileLayer.js
b/loleaflet/src/layer/tile/TileLayer.js
index 1a3ef06..f14d67c 100644
--- a/loleaflet/src/layer/tile/TileLayer.js
+++ b/loleaflet/src/layer/tile/TileLayer.js
@@ -128,7 +128,9 @@ L.TileLayer = L.GridLayer.extend({
map.on('dragstart', this._onDragStart, this);
map.on('requestloksession', this._onRequestLOKSession, this);
map.on('error', this._mapOnError, this);
- map.on('resize', this._fitDocumentHorizontally, this);
+ if (map.options.autoFitWidth !== false) {
+ map.on('resize', this._fitWidthZoom, this);
+ }
// Retrieve the initial cell cursor position (as LOK only sends
us an
// updated cell cursor when the selected cell is changed and
not the initial
// cell).
@@ -931,19 +933,22 @@ L.TileLayer = L.GridLayer.extend({
L.Socket.sendMessage('requestloksession');
},
- _fitDocumentHorizontally: function (e) {
- if (this._docType !== 'spreadsheet') {
+ _fitWidthZoom: function (e, maxZoom) {
+ var size = e ? e.newSize : this._map.getSize();
+ maxZoom = maxZoom ? maxZoom : this._map.options.zoom;
+ if (this._docType !== 'spreadsheet' || !e) {
+ // If it's not a spreadsheet or the method has been
invoked manually
var crsScale = this._map.options.crs.scale(1);
- if (this._docPixelSize.x > e.newSize.x) {
- var ratio = this._docPixelSize.x / e.newSize.x;
+ if (this._docPixelSize.x > size.x) {
+ var ratio = this._docPixelSize.x / size.x;
var zoomDelta = Math.ceil(Math.log(ratio) /
Math.log(crsScale));
this._map.setZoom(Math.max(1,
this._map.getZoom() - zoomDelta), {animate: false});
}
- else if (e.newSize.x / this._docPixelSize.x > crsScale)
{
+ else if (size.x / this._docPixelSize.x > crsScale) {
// we could zoom in
- ratio = e.newSize.x / this._docPixelSize.x;
+ ratio = size.x / this._docPixelSize.x;
zoomDelta = Math.ceil(Math.log(ratio) /
Math.log(crsScale));
- this._map.setZoom(Math.min(10,
this._map.getZoom() + zoomDelta), {animate: false});
+ this._map.setZoom(Math.min(maxZoom,
this._map.getZoom() + zoomDelta), {animate: false});
}
}
},
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