/// <summary>
/// Navigate to center and change resolution with animation
/// </summary>
/// <param name="center">New center to move to</param>
/// <param name="resolution">New resolution to use</param>
/// <param name="duration">Duration of animation in milliseconds</param>
public void NavigateTo(Point center, double resolution, long duration = 300)
{
// Stop any old animation if there is one
if (_animation != null)
{
_animation.Stop(false);
_animation = null;
}
if (duration == 0)
{
_viewport.SetCenter(center);
_viewport.SetResolution(resolution);
Navigated?.Invoke(this, EventArgs.Empty);
}
else
{
var animations = new List <AnimationEntry>();
if (!_viewport.Center.Equals(center))
{
var entry = new AnimationEntry(
start: _viewport.Center,
end: (ReadOnlyPoint)center,
animationStart: 0,
animationEnd: 1,
easing: Easing.Linear,
tick: CenterTick,
final: CenterFinal
);
animations.Add(entry);
}
if (_viewport.Resolution != resolution)
{
var entry = new AnimationEntry(
start: _viewport.Resolution,
end: resolution,
animationStart: 0,
animationEnd: 1,
easing: Easing.Linear,
tick: ResolutionTick,
final: ResolutionFinal
);
animations.Add(entry);
}
if (animations.Count == 0)
{
return;
}
_animation = new Animation(duration);
_animation.Entries.AddRange(animations);
_animation.Start();
}
}
public void SetResolution(double resolution)
{
if (Map.ZoomLock)
{
return;
}
resolution = Limiter.LimitResolution(resolution, _viewport.Width, _viewport.Height, Map.Resolutions, Map.Envelope);
_viewport.SetResolution(resolution);
}
/// <summary>
/// Navigate center of viewport to center of extent and change resolution
/// </summary>
/// <param name="extent">New extent for viewport to show</param>
/// <param name="scaleMethod">Scale method to use to determin resolution</param>
public void NavigateTo(BoundingBox extent, ScaleMethod scaleMethod = ScaleMethod.Fit)
{
if (extent == null)
{
return;
}
_viewport.SetResolution(ZoomHelper.DetermineResolution(
extent.Width, extent.Height, _viewport.Width, _viewport.Height, scaleMethod));
_viewport.SetCenter(extent.Centroid);
_map.RefreshData(_viewport.Extent, _viewport.Resolution, true);
}
public static void Limit(IViewport viewport,
ZoomMode zoomMode, MinMax zoomLimits, IReadOnlyList <double> mapResolutions,
PanMode panMode, BoundingBox panLimits, BoundingBox mapEnvelope)
{
viewport.SetResolution(LimitResolution(viewport.Resolution, viewport.Width, viewport.Height, zoomMode, zoomLimits, mapResolutions, mapEnvelope));
LimitExtent(viewport, panMode, panLimits, mapEnvelope);
}
/// <summary>
/// Navigate center of viewport to center of extent and change resolution
/// </summary>
/// <param name="extent">New extent for viewport to show</param>
/// <param name="scaleMethod">Scale method to use to determine resolution</param>
public void NavigateTo(BoundingBox extent, ScaleMethod scaleMethod = ScaleMethod.Fit)
{
if (extent == null)
{
return;
}
var resolution = ZoomHelper.DetermineResolution(
extent.Width, extent.Height, _viewport.Width, _viewport.Height, scaleMethod);
_viewport.SetResolution(resolution);
_viewport.SetCenter(extent.Centroid);
Navigated?.Invoke(this, EventArgs.Empty);
}
public void Limit(IViewport viewport, IReadOnlyList <double> mapResolutions, BoundingBox mapEnvelope)
{
viewport.SetResolution(LimitResolution(viewport.Resolution, viewport.Width, viewport.Height, mapResolutions, mapEnvelope));
LimitExtent(viewport, mapEnvelope);
}
/// <summary>
/// Change resolution of viewport
/// </summary>
/// <param name="resolution">New resolution to use</param>
/// <param name="duration">Duration for animation in milliseconds.</param>
/// <param name="easing">The type of easing function used to transform from begin tot end state</param>
public void ZoomTo(double resolution, long duration = 0, Easing?easing = default)
{
_viewport.SetResolution(resolution, duration, easing);
OnNavigated(duration, ChangeType.Discrete);
}
