private static object ConvertValueFromString(Type valueType, string value)
{
if (value == null)
{
return(null);
}
//convert value using calculator
AnimationValueCalculator calc = AnimationValueCalculatorFactory.GetCalculator(valueType);
return(calc.ConvertToAnimationStepFromString(value));
}
public static string ConvertValueToString(object value)
{
if (value == null)
{
return(null);
}
Type valueType = value.GetType();
//convert value using calculator
AnimationValueCalculator calc = AnimationValueCalculatorFactory.GetCalculator(valueType);
return(calc.ConvertAnimationStepToString(value));
}
public void ReInitialize(RadElement element, object initialValue)
{
this.cachedStartValue = initialValue;
this.cachedEndValue = this.setting.EndValue;
this.value = this.cachedStartValue;
this.originalNumFrames = this.setting.NumFrames;
this.numFrames = this.setting.NumFrames;
this.interval = setting.Interval;
this.step = this.setting.Step;
this.reverseStep = this.setting.ReverseStep;
this.animationLoopType = this.setting.AnimationLoopType;
if (this.setting.AnimationType == RadAnimationType.ByStartEndValues)
{
if (this.step == null ||
this.setting.AnimationType == RadAnimationType.ByStartEndValues &&
(this.setting.StartValue == null ||
this.setting.StartValueIsCurrentValue)
)
{
if (this.setting.EndValue == null)
{
throw new InvalidOperationException("Error calculating animation step: EndValue is not specified for property '" + this.setting.Property.FullName + "' ");
}
object startValue = this.CachedStartValue;
AnimationValueCalculator calculator = AnimationValueCalculatorFactory.GetCalculator(this.setting.Property.PropertyType);
if (calculator != null)
{
this.step = calculator.CalculateAnimationStep(startValue, this.setting.EndValue, this.setting.NumFrames);
this.reverseStep = calculator.CalculateInversedStep(step);
}
else
{
throw new Exception("Error calculating animation step because there is not any calculator for type '" + this.setting.Property.PropertyType + "' registered.");
}
}
}
if (this.reverseStep == null)
{
AnimationValueCalculator calculator = AnimationValueCalculatorFactory.GetCalculator(this.setting.Property.PropertyType);
if (calculator != null)
{
this.reverseStep = calculator.CalculateInversedStep(step);
}
}
}
static AnimationValueCalculatorFactory()
{
AnimationValueCalculatorFactory.RegisterAnimationValueCalculatorType(typeof(bool), typeof(AnimationValueBoolCalculator));
AnimationValueCalculatorFactory.RegisterAnimationValueCalculatorType(typeof(int), typeof(AnimationValueIntCalculator));
AnimationValueCalculatorFactory.RegisterAnimationValueCalculatorType(typeof(Rectangle), typeof(AnimationValueRectangleCalculator));
AnimationValueCalculatorFactory.RegisterAnimationValueCalculatorType(typeof(Color), typeof(AnimationValueColorCalculator));
AnimationValueCalculatorFactory.RegisterAnimationValueCalculatorType(typeof(Font), typeof(AnimationValueFontCalculator));
AnimationValueCalculatorFactory.RegisterAnimationValueCalculatorType(typeof(float), typeof(AnimationValueFloatCalculator));
AnimationValueCalculatorFactory.RegisterAnimationValueCalculatorType(typeof(double), typeof(AnimationValueDoubleCalculator));
AnimationValueCalculatorFactory.RegisterAnimationValueCalculatorType(typeof(Padding), typeof(AnimationValuePaddingCalculator));
AnimationValueCalculatorFactory.RegisterAnimationValueCalculatorType(typeof(Size), typeof(AnimationValueSizeCalculator));
AnimationValueCalculatorFactory.RegisterAnimationValueCalculatorType(typeof(SizeF), typeof(AnimationValueSizeFCalculator));
AnimationValueCalculatorFactory.RegisterAnimationValueCalculatorType(typeof(Point), typeof(AnimationValuePointCalculator));
AnimationValueCalculatorFactory.RegisterAnimationValueCalculatorType(typeof(PointF), typeof(AnimationValuePointFCalculator));
}
private object GetEndValue(RadObject element)
{
if (this.endValue != null)
{
return(this.endValue);
}
AnimationValueCalculator calculator = AnimationValueCalculatorFactory.GetCalculator(this.Property.PropertyType);
EasingCalculator calc = (EasingCalculator) new StandardEasingCalculator(RadEasingType.InQuad);
object currValue = this.StartValue;
for (int currFrameNum = 1; currFrameNum <= this.NumFrames; ++currFrameNum)
{
currValue = calculator.CalculateAnimatedValue(this.StartValue, this.EndValue, currValue, this.step, currFrameNum, this.NumFrames, calc);
}
return(currValue);
}
private void ApplyValueInternal(RadElement element)
{
RemovePreviousAnimation(element, this.GetAnimatedSetting(element));
ElementValuesAnimator animator = this.GetAnimator(element);
animator.ReInitialize(element, this.GetInitialValue(element));
//notify attached element for animation start event
if (this.applyDelay <= 0)
{
this.OnAnimationStarted(new AnimationStatusEventArgs(element, false));
}
if (this.IsAnimationEnabled(element) && (this.AnimatorStyle & AnimatorStyles.AnimateWhenApply) == AnimatorStyles.AnimateWhenApply &&
element.Visibility == ElementVisibility.Visible && element.ElementTree != null && element.ElementTree.Control.Visible)
{
animator.Start(AnimationState.Applying);
return;
}
//we should animate the value, simply calculate the EndValue and apply it to the element.
AnimationValueCalculator calculator = AnimationValueCalculatorFactory.GetCalculator(this.Property.PropertyType);
object animatedValue;
if (this.EndValue == null)
{
animatedValue = this.StartValue;
if (animatedValue == null)
{
animatedValue = animator.CachedStartValue;
}
for (int i = 1; i <= this.NumFrames; i++)
{
animatedValue = calculator.CalculateAnimatedValue(this.StartValue, this.EndValue, animatedValue, this.Step, i, this.NumFrames, new StandardEasingCalculator(RadEasingType.InQuad));
}
}
else
{
animatedValue = this.EndValue;
}
animator.SetCurrentValue(animatedValue);
//notify for the value change
this.OnValueApplied(element);
}
/// <summary>
/// Converts a string to an animation value.
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
public virtual object ConvertToAnimationStepFromString(string value)
{
if (value == null)
{
return(null);
}
Type valueType = AnimationValueCalculatorFactory.GetRegisteredStepForType(this.AssociatedType);
if (valueType == null)
{
valueType = this.AssociatedType;
}
object res = null;
TypeConverter converter = TypeDescriptor.GetConverter(valueType);
if (converter != null)
{
if (converter.CanConvertFrom(typeof(string)))
{
try
{
res = converter.ConvertFrom(value);
}
catch (Exception ex)
{
MessageBox.Show("Error setting animation value: " + ex.Message);
}
}
else
{
//throw new InvalidOperationException(string.Format(
// "The TypeConverter - {0} cannot convert from string, animation step of type {1}",
// converter.ToString(), valueType.FullName));
MessageBox.Show(string.Format("The TypeConverter - {0} cannot convert from string, animation step of type {1}", converter.ToString(), valueType.FullName));
}
}
else
{
MessageBox.Show("Can't find any TypeConverter for animation step of type " + valueType.FullName);
}
return(res);
}
/// <summary>
/// Retrieves the animation step as a string value.
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
public virtual string ConvertAnimationStepToString(object value)
{
if (value == null)
{
return(null);
}
string res = value.ToString();
Type valueType = AnimationValueCalculatorFactory.GetRegisteredStepForType(this.AssociatedType);
if (valueType == null)
{
valueType = this.AssociatedType;
}
TypeConverter converter = TypeDescriptor.GetConverter(valueType);
if (converter != null)
{
if (converter.CanConvertTo(typeof(string)))
{
try
{
res = (string)converter.ConvertTo(value, typeof(string));
}
catch (Exception ex)
{
MessageBox.Show("Error converting animation value: " + ex.Message);
}
}
else
{
MessageBox.Show("Can't find TypeConverter to string for animation step " + value.ToString());
}
}
else
{
MessageBox.Show("Can't find any TypeConverter for animation property " + value.ToString());
}
return(res);
}
public void Initialize(RadObject element, object initialValue)
{
this.startValue = initialValue;
this.value = initialValue;
if (this.setting.EndValue == null && this.setting.Step == null)
{
throw new InvalidOperationException("Error calculating animation properties: EndValue and Step are not specified for property '" + this.setting.Property.FullName + "' ");
}
this.calculator = AnimationValueCalculatorFactory.GetCalculator(this.setting.Property.PropertyType);
if (this.calculator == null)
{
throw new Exception("Error calculating animation step because there is not any calculator for type '" + (object)this.setting.Property.PropertyType + "' registered.");
}
if (this.setting.EndValue == null)
{
this.setting.EndValue = this.calculator.CalculateAnimationEndValue(this.startValue, this.setting.Step, this.setting.NumFrames);
}
this.step = this.setting.Step != null ? this.setting.Step : this.calculator.CalculateAnimationStep(this.startValue, this.setting.EndValue, this.setting.NumFrames);
this.easingCalculator.EasingType = this.setting.ApplyEasingType;
}
public AnimatedPropertySetting(RadProperty property, object animationStartValue, object animationEndValue, int numFrames, int interval)
{
base.Property = property;
this.interval = interval;
this.NumFrames = numFrames;
this.StartValue = animationStartValue;
this.EndValue = animationEndValue;
this.animationType = RadAnimationType.ByStartEndValues;
this.skipToEndValueOnReplace = true;
this.calculator = AnimationValueCalculatorFactory.GetCalculator(base.Property.PropertyType);
if (calculator != null)
{
this.step = calculator.CalculateAnimationStep(this.StartValue, this.EndValue, numFrames);
this.reverseStep = calculator.CalculateInversedStep(step);
}
else
{
throw new Exception("Error calculating animation step because there is not any calculator for type '" + base.Property.PropertyType + "' registered.");
}
}