topic axMapControl - how to zoom to specific LOD in ArcObjects SDK Questions https://community.esri.com/t5/arcobjects-sdk-questions/axmapcontrol-how-to-zoom-to-specific-lod/m-p/113063#M2957 <HTML><HEAD></HEAD><BODY><SPAN>I have an axMapControl object and I want to provide a slider control with stops for all of the available zoom LOD ranges.</SPAN><BR /><SPAN>I have looked at the zooming examples and they all zoom by changing the size of an envelope.&nbsp; Even if I go that route, I would still need a way to tell what LOD the current zoom level falls in so I can update the slider position.</SPAN><BR /><SPAN>Continuous zoom, rubberband zoom, etc are all nifty, but I just want to be able to click a + or - and change one LOD.</SPAN><BR /><BR /><SPAN>I am using 9.3 sp1 and programming in C#, any help would be appreciated.</SPAN></BODY></HTML> Wed, 26 May 2010 16:17:43 GMT TimParis 2010-05-26T16:17:43Z axMapControl - how to zoom to specific LOD https://community.esri.com/t5/arcobjects-sdk-questions/axmapcontrol-how-to-zoom-to-specific-lod/m-p/113063#M2957 <HTML><HEAD></HEAD><BODY><SPAN>I have an axMapControl object and I want to provide a slider control with stops for all of the available zoom LOD ranges.</SPAN><BR /><SPAN>I have looked at the zooming examples and they all zoom by changing the size of an envelope.&nbsp; Even if I go that route, I would still need a way to tell what LOD the current zoom level falls in so I can update the slider position.</SPAN><BR /><SPAN>Continuous zoom, rubberband zoom, etc are all nifty, but I just want to be able to click a + or - and change one LOD.</SPAN><BR /><BR /><SPAN>I am using 9.3 sp1 and programming in C#, any help would be appreciated.</SPAN></BODY></HTML> Wed, 26 May 2010 16:17:43 GMT https://community.esri.com/t5/arcobjects-sdk-questions/axmapcontrol-how-to-zoom-to-specific-lod/m-p/113063#M2957 TimParis 2010-05-26T16:17:43Z Re: axMapControl - how to zoom to specific LOD https://community.esri.com/t5/arcobjects-sdk-questions/axmapcontrol-how-to-zoom-to-specific-lod/m-p/113064#M2958 <HTML><HEAD></HEAD><BODY><SPAN>After some digging, I have found the ITileCacheInfo Interface which gives me access to the LODInfos for the cache.&nbsp; So, now I have a list of ILODInfo which gives me the LevelID, the resolution, and the scale for each of my available zoom levels.</SPAN><BR /><SPAN>It looks like I need to figure out the math to calculate an extent for each of those.&nbsp; I am guessing I can take the pixel size of my visible map, multiply by the resolution for the target LOD and that will give me the size of my desired extent.</SPAN></BODY></HTML> Thu, 27 May 2010 14:36:48 GMT https://community.esri.com/t5/arcobjects-sdk-questions/axmapcontrol-how-to-zoom-to-specific-lod/m-p/113064#M2958 TimParis 2010-05-27T14:36:48Z Re: axMapControl - how to zoom to specific LOD https://community.esri.com/t5/arcobjects-sdk-questions/axmapcontrol-how-to-zoom-to-specific-lod/m-p/113065#M2959 <HTML><HEAD></HEAD><BODY><SPAN>OK, so it looks like ITileCacheInfo is specific to the MapCooker class.&nbsp; Can the MapCooker be used to generate cache tiles for dynamic display?</SPAN></BODY></HTML> Thu, 27 May 2010 14:58:13 GMT https://community.esri.com/t5/arcobjects-sdk-questions/axmapcontrol-how-to-zoom-to-specific-lod/m-p/113065#M2959 TimParis 2010-05-27T14:58:13Z