bool IGourdUI.UIViewIsValidForDevice(UIViewConfigData viewData, AppDeviceData deviceData)
{
return(UIViewFilterResolver.ViewFilterResult(
viewData.filterData.positiveFilters.ToArray(),
viewData.filterData.negativeFilters.ToArray(),
deviceData));
}
/// <summary>
/// Filters view based on platform.
/// </summary>
/// <param name="filter">Filter data for view.</param>
/// <param name="data">Current device data to filter against.</param>
/// <returns>Returns true if view passes validation for platform.</returns>
/// <exception cref="ArgumentOutOfRangeException">Thrown in event of invalid switch.</exception>
private static bool ViewPlatformFilterIsValid(
UIViewFilterPlatformConfigData filter,
AppDeviceData data)
{
bool valid;
switch (data.platform)
{
case CoreDevice.DevicePlatform.Desktop:
valid = filter.desktop;
break;
case CoreDevice.DevicePlatform.Console:
valid = filter.console;
break;
case CoreDevice.DevicePlatform.Mobile:
valid = filter.mobile;
break;
default:
throw new ArgumentOutOfRangeException();
}
return(valid);
}
void IGourdUI.OnAppDeviceUpdated(AppDeviceData deviceData)
{
foreach (var screen in _currentUIScreens)
{
screen.OnAppDeviceDataUpdated(deviceData);
}
}
/// <summary>
/// Sets the valid UIView as active once it's been found.
/// </summary>
/// <param name="deviceData"></param>
/// <param name="viewData"></param>
private void SetValidUIView(AppDeviceData deviceData, UIViewConfigData viewData)
{
// Make sure we're not setting the same UI view
if (_viewContract != null)
{
if (_currentViewData.prefab != viewData.prefab)
{
DestroyCurrentView();
}
else
{
_viewContract.OnAppDeviceDataUpdated(deviceData);
return;
}
}
// Instantiate new view
_currentViewData = viewData;
// Instantiate the view prefab, hook up contract
GameObject vObj = Instantiate(viewData.prefab, transform);
_viewContract = vObj.GetComponent <V>();
vObj.GetComponent <UIView <C, S> >().screenContract = this as C;
_viewContract.OnViewInstantiated(deviceData, !_screenHasBeenInstantiated);
// We can optionally reset the state between view changes
if (_configBaseData.resetStateBetweenViewChanges)
{
ResetScreenState();
}
_viewContract.ApplyScreenStateToView(state);
_viewContract.Show();
}
/// <summary>
/// Filters view based on input device.
/// </summary>
/// <param name="filter">Filter data for view.</param>
/// <param name="data">Current device data to filter against.</param>
/// <returns>Returns true if view passes validation for input.</returns>
/// <exception cref="ArgumentOutOfRangeException">Thrown in event of invalid switch.</exception>
private static bool ViewInputFilterIsValid(
UIViewFilterInputConfigData filter,
AppDeviceData data)
{
bool valid;
switch (data.input)
{
case CoreDevice.DeviceInput.MouseKB:
valid = filter.mouseKB;
break;
case CoreDevice.DeviceInput.Controller:
valid = filter.controller;
break;
case CoreDevice.DeviceInput.Touchscreen:
valid = filter.touchscreen;
break;
default:
throw new ArgumentOutOfRangeException();
}
return(valid);
}
public virtual void OnViewInstantiated(AppDeviceData deviceData, bool isScreenInstantiation)
{
// Gather view canvas
viewCanvas = GetComponent <Canvas>();
// Gather filter components in hierarchy
_filterComponents = GetComponentsInChildren <UIViewFilterComponent>();
FilterComponents(deviceData);
}
/// <summary>
/// Cycles through filter components in this view and evaluates
/// </summary>
/// <param name="deviceData"></param>
private void FilterComponents(AppDeviceData deviceData)
{
foreach (var c in _filterComponents)
{
c.gameObject.SetActive(
UIViewFilterResolver.ViewFilterResult(
c.filterData.positiveFilters.ToArray(),
c.filterData.negativeFilters.ToArray(),
deviceData));
}
}
/// <summary>
/// Sets the current device data.
/// </summary>
/// <returns></returns>
private static bool SetDeviceData(
bool doCheckPlatform,
bool doCheckOrientation,
bool doCheckInput)
{
AppDeviceData thisData = _currentDeviceData;
// Check current device
if (doCheckPlatform)
{
thisData.platform = TranslateToDevicePlatform();
}
else
{
thisData.platform = _currentDeviceData.platform;
}
// Check current orientation
if (doCheckOrientation)
{
thisData.orientation = TranslateToDeviceOrientation();
}
else
{
thisData.orientation = _currentDeviceData.orientation;
}
// Check current input specs
if (doCheckInput)
{
thisData.input = TranslateToDeviceInput(thisData.platform);
}
else
{
thisData.input = _currentDeviceData.input;
}
// Has our device data updated at all?
bool hasChanged = (thisData.platform != _currentDeviceData.platform ||
thisData.orientation != _currentDeviceData.orientation ||
thisData.input != _currentDeviceData.input);
if (hasChanged)
{
_currentDeviceData = thisData;
return(true);
}
return(false);
}
/// <summary>
/// Filters view based on orientation.
/// </summary>
/// <param name="filter">Filter data for view.</param>
/// <param name="data">Current device data to filter against.</param>
/// <returns>Returns true if view passes validation for orientation.</returns>
/// <exception cref="ArgumentOutOfRangeException">Thrown in event of invalid switch.</exception>
private static bool ViewOrientationFilterIsValid(
UIViewFilterOrientationConfigData filter,
AppDeviceData data)
{
bool valid;
switch (data.orientation)
{
case CoreDevice.DeviceOrientation.Landscape:
valid = filter.landscape;
break;
case CoreDevice.DeviceOrientation.Portrait:
valid = filter.portrait;
break;
default:
throw new ArgumentOutOfRangeException();
}
return(valid);
}
/// <summary>
/// Sets the proper view for this screen based on AppDevice data.
/// </summary>
/// <param name="deviceData"></param>
private void FindValidUIView(AppDeviceData deviceData)
{
// Find based on filters
List <UIViewConfigData> _validViews = new List <UIViewConfigData>();
foreach (var view in _configBaseData.views)
{
if (GourdUI.Core.UIViewIsValidForDevice(view, deviceData))
{
_validViews.Add(view);
}
}
// TODO: implement some sort of priority/points system to resolve multiple passing views
if (_validViews.Count > 0)
{
SetValidUIView(deviceData, _validViews[0]);
}
else
{
DestroyCurrentView();
}
}
void IUIView <S> .OnAppDeviceDataUpdated(AppDeviceData deviceData)
{
FilterComponents(deviceData);
}
void IUIScreen.OnAppDeviceDataUpdated(AppDeviceData deviceData)
{
FindValidUIView(deviceData);
}
/// <summary>
/// Compares a filter collection against the current device data.
/// </summary>
/// <param name="positiveFilters"></param>
/// <param name="negativeFilters"></param>
/// <param name="deviceData"></param>
public static bool ViewFilterResult(
UIViewFilterBaseConfigData[] positiveFilters,
UIViewFilterBaseConfigData[] negativeFilters,
AppDeviceData deviceData)
{
bool positiveValid = true;
if (positiveFilters != null && positiveFilters.Length > 0)
{
foreach (var filter in positiveFilters)
{
if (!positiveValid)
{
break;
}
switch (filter)
{
case UIViewFilterPlatformConfigData f:
positiveValid = ViewPlatformFilterIsValid(f, deviceData);
break;
case UIViewFilterOrientationConfigData f:
positiveValid = ViewOrientationFilterIsValid(f, deviceData);
break;
case UIViewFilterInputConfigData f:
positiveValid = ViewInputFilterIsValid(f, deviceData);
break;
}
}
}
bool negativeValid = true;
if (negativeFilters != null && negativeFilters.Length > 0)
{
foreach (var filter in negativeFilters)
{
if (!negativeValid)
{
break;
}
switch (filter)
{
case UIViewFilterPlatformConfigData f:
negativeValid = !ViewPlatformFilterIsValid(f, deviceData);
break;
case UIViewFilterOrientationConfigData f:
negativeValid = !ViewOrientationFilterIsValid(f, deviceData);
break;
case UIViewFilterInputConfigData f:
negativeValid = !ViewInputFilterIsValid(f, deviceData);
break;
}
}
}
return(positiveValid && negativeValid);
}
