<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 12 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:"Calibri","sans-serif";
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;}
@page WordSection1
{size:612.0pt 792.0pt;
margin:70.85pt 70.85pt 70.85pt 70.85pt;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=FR link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Hello,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> I’m currently working on a website displaying a map fullscreen with openlayers. Main target for this website are iPads, and I thus would like to have smooth interactions with map (such as continuous zooms for example). Here is the way I build my map object :<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US> options = {<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> div: "viewer",<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> theme: null,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> projection: sm,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> units: "m",<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> numZoomLevels: 18,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> maxResolution: 156543.0339,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> maxExtent: new OpenLayers.Bounds(<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> -20037508.34, -20037508.34, 20037508.34, 20037508.34<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> ),<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> controls: [<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> new OpenLayers.Control.TouchNavigation({<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> dragPanOptions: {<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> enableKinetic: true<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> }<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> }) <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> ],<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> layers: [<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> new OpenLayers.Layer.OSM("OpenStreetMap", null, {<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> transitionEffect: 'resize'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> })<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> ] <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> };<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt;text-indent:35.4pt'><span lang=EN-US>touchMap = new OpenLayers.Map(options);<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt;text-indent:35.4pt'><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal style='text-indent:35.4pt'><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal style='text-indent:35.4pt'><span lang=EN-US>I’m wondering why I can’t get the same smoothness as on this example <a href="http://openlayers.org/dev/examples/mobile-sencha.html">http://openlayers.org/dev/examples/mobile-sencha.html</a> where the same controls are used. Is the smoothness here obtained through the use of sencha ? Or is there something to be done with openlayers apart from the init stage ?<o:p></o:p></span></p><p class=MsoNormal style='text-indent:35.4pt'><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal style='text-indent:35.4pt'><span lang=EN-US>Thanks for your answers !<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> <o:p></o:p></span></p></div></body></html>