Display Options/Drawing Functions
- GM_ShowLayerOptionsDialog
- GM_SetVerticalDisplayOptions
- GM_SetVectorDrawScale
- GM_SetShaderDisplayOptions
- GM_SetRasterDisplayOptions
- GM_SetLayerPalette
- GM_SetOrientation
- GM_SetElevationOverrides
- GM_SetLayerEnabled
- GM_SetBackgroundColor
- GM_RemoveCustomShader
- GM_RedrawMapDisplay
- GM_RefreshMapDisplay
- GM_RecenterMapDisplay
- GM_GetVerticalDisplayOptions
- GM_GetShaderDisplayOptions
- GM_GetRasterDisplayOptions
- GM_GetOrientation
- GM_GetOnlineLayerZoomScale
- GM_GetLastDrawnScale
- GM_GetLastDrawnMapBoundsEx
- GM_GetElevationShaders
- GM_GetLastDrawnMapBounds
- GM_GetBackgroundColor
- GM_GetElevationOverrides
- GM_DrawPackageList
- GM_DrawLayerListEx
- GM_DrawLayerListToMemory
- GM_DrawLayer
- GM_DrawLayerList