private void setLeftImage(MyPickerDateRenderer myPickerDateRenderer)
{
if (myPickerDateRenderer.SourceImageLeft != "")
{
CGRect cGRect = new CGRect(myPickerDateRenderer.BoundsImageLeft.X, myPickerDateRenderer.BoundsImageLeft.Y,
myPickerDateRenderer.BoundsImageLeft.Width + 20, myPickerDateRenderer.BoundsImageLeft.Height);
var view = new UIView(cGRect);
var imageView = new UIImageView();
UIImage image = UIImage.FromFile(myPickerDateRenderer.SourceImageLeft);
if (image != null)
{
if (myPickerDateRenderer.ImageLeftColor != Color.Transparent)
{
imageView.Image = image.ImageWithRenderingMode(UIImageRenderingMode.AlwaysTemplate);
imageView.TintColor = (myPickerDateRenderer.ImageLeftColor.ToUIColor());
}
else
{
imageView.Image = image.ImageWithRenderingMode(UIImageRenderingMode.AlwaysOriginal);
}
CGRect cGRectImage = new CGRect(myPickerDateRenderer.BoundsImageLeft.X + 10, myPickerDateRenderer.BoundsImageLeft.Y,
myPickerDateRenderer.BoundsImageLeft.Width, myPickerDateRenderer.BoundsImageLeft.Height);
imageView.Frame = cGRectImage;
view.AddSubview(imageView);
Control.LeftView = view;
Control.LeftViewMode = UITextFieldViewMode.Always;
}
}
}
void SetDrawable(MyPickerDateRenderer myPickerDateRenderer)
{
var gradientDrawable = new GradientDrawable();
gradientDrawable.SetColor(myPickerDateRenderer.StaticColor.ToAndroid());
switch (myPickerDateRenderer.TypeBorder)
{
case TypeBorder.All:
gradientDrawable.SetCornerRadii(new float[] { 80, 80, 80, 80,
80, 80, 80, 80 });
break;
case TypeBorder.Left:
gradientDrawable.SetCornerRadii(new float[] { 80, 80, 0, 0,
0, 0, 80, 80 });
break;
case TypeBorder.Right:
gradientDrawable.SetCornerRadii(new float[] { 0, 0, 80, 80,
80, 80, 0, 0 });
break;
case TypeBorder.Down:
gradientDrawable.SetCornerRadii(new float[] { 0, 0, 0, 0,
80, 80, 80, 80 });
break;
case TypeBorder.Up:
gradientDrawable.SetCornerRadii(new float[] { 80, 80, 80, 80,
0, 0, 0, 0 });
break;
}
Control.SetBackground(gradientDrawable);
}
protected override void OnElementPropertyChanged(object sender, PropertyChangedEventArgs e)
{
base.OnElementPropertyChanged(sender, e);
if (e.PropertyName.Equals(MyPickerDateRenderer.StaticColorProperty.PropertyName))
{
MyPickerDateRenderer myPickerDateRenderer = (MyPickerDateRenderer)Element;
GradientDrawable gradientDrawable = (GradientDrawable)Control.Background;
gradientDrawable.SetColor(myPickerDateRenderer.StaticColor.ToAndroid());
}
}
protected override void OnElementChanged(ElementChangedEventArgs <Xamarin.Forms.DatePicker> e)
{
base.OnElementChanged(e);
if ((Control != null) && (e.OldElement == null))
{
MyPickerDateRenderer myPickerDateRenderer = (MyPickerDateRenderer)Element;
SetDrawable(myPickerDateRenderer);
Drawable imageLeft = SetLeftImage(myPickerDateRenderer);
Drawable imageRight = SetRightImage(myPickerDateRenderer);
Control.SetCompoundDrawables(imageLeft, null, imageRight, null);
//Control.Gravity = GravityFlags.Center;
Control.CompoundDrawablePadding = 20;
}
}
Drawable SetRightImage(MyPickerDateRenderer myPickerDateRenderer)
{
if (myPickerDateRenderer.SourceImageRight != "")
{
Drawable image = Context.GetDrawable(myPickerDateRenderer.SourceImageRight);
if (image != null)
{
if (myPickerDateRenderer.ImageRightColor != Color.Transparent)
{
image.SetColorFilter(myPickerDateRenderer.ImageRightColor.ToAndroid(), PorterDuff.Mode.SrcIn);
}
image.SetBounds((int)myPickerDateRenderer.BoundsImageRight.X + 5,
(int)myPickerDateRenderer.BoundsImageRight.Y,
(int)myPickerDateRenderer.BoundsImageRight.Width * 2,
(int)myPickerDateRenderer.BoundsImageRight.Height * 2);
}
return(image);
}
return(null);
}
private void setRightImage(MyPickerDateRenderer myPickerDateRenderer)
{
if (myPickerDateRenderer.SourceImageRight != "")
{
CGRect cGRect = new CGRect(myPickerDateRenderer.BoundsImageRight.X, myPickerDateRenderer.BoundsImageRight.Y,
myPickerDateRenderer.BoundsImageRight.Width + 20, myPickerDateRenderer.BoundsImageRight.Height);
var view = new UIView(cGRect);
var imageView = new UIImageView();
UIImage image = UIImage.FromFile(myPickerDateRenderer.SourceImageRight);
if (image != null)
{
if (myPickerDateRenderer.ImageRightColor != Color.Transparent)
{
imageView.Image = image.ImageWithRenderingMode(UIImageRenderingMode.AlwaysTemplate);
imageView.TintColor = (myPickerDateRenderer.ImageRightColor.ToUIColor());
}
else
{
imageView.Image = image.ImageWithRenderingMode(UIImageRenderingMode.AlwaysOriginal);
}
CGRect cGRectImage = new CGRect(myPickerDateRenderer.BoundsImageRight.X + 10, myPickerDateRenderer.BoundsImageRight.Y,
myPickerDateRenderer.BoundsImageRight.Width, myPickerDateRenderer.BoundsImageRight.Height);
imageView.Frame = cGRectImage;
view.AddSubview(imageView);
Control.RightView = view;
Control.RightViewMode = UITextFieldViewMode.Always;
if (myPickerDateRenderer.IsHelp)
{
UITapGestureRecognizer tapGesture = new UITapGestureRecognizer(HelpClicked);
Control.RightView.AddGestureRecognizer(tapGesture);
}
if (myPickerDateRenderer.IsEraser)
{
UITapGestureRecognizer tapGesture = new UITapGestureRecognizer(XClicked);
Control.RightView.AddGestureRecognizer(tapGesture);
}
}
}
}
protected override void OnElementPropertyChanged(object sender, PropertyChangedEventArgs e)
{
base.OnElementPropertyChanged(sender, e);
if (e.PropertyName.Equals(MyPickerDateRenderer.StaticColorProperty.PropertyName))
{
MyPickerDateRenderer myPickerDateRenderer = (MyPickerDateRenderer)Element;
Control.BackgroundColor = myPickerDateRenderer.StaticColor.ToUIColor();
}
else if (e.PropertyName.Equals(MyPickerRenderer.ImageLeftColorProperty.PropertyName))
{
MyPickerDateRenderer myPickerDateRenderer = (MyPickerDateRenderer)Element;
try
{
UIImageView uIImageView = (UIImageView)Control.LeftView.Subviews[0];
uIImageView.TintColor = (myPickerDateRenderer.ImageLeftColor.ToUIColor());
}
catch { }
}
else if (e.PropertyName.Equals(MyPickerRenderer.ImageRightColorProperty.PropertyName))
{
MyPickerDateRenderer myPickerDateRenderer = (MyPickerDateRenderer)Element;
try
{
UIImageView uIImageView = (UIImageView)Control.RightView.Subviews[0];
uIImageView.TintColor = (myPickerDateRenderer.ImageRightColor.ToUIColor());
}
catch { }
}
else if (e.PropertyName.Equals(MyPickerDateRenderer.SourceImageRightProperty.PropertyName))
{
MyPickerDateRenderer myPickerDateRenderer = (MyPickerDateRenderer)Element;
setRightImage(myPickerDateRenderer);
}
else if (e.PropertyName.Equals(MyPickerDateRenderer.IsEraserProperty.PropertyName))
{
MyPickerDateRenderer myPickerDateRenderer = (MyPickerDateRenderer)Element;
setRightImage(myPickerDateRenderer);
}
}
protected override void OnElementChanged(ElementChangedEventArgs <DatePicker> e)
{
base.OnElementChanged(e);
if (e.OldElement == null)
{
MyPickerDateRenderer myPickerDateRenderer = (MyPickerDateRenderer)Element;
TypeBorder = myPickerDateRenderer.TypeBorder;
Control.BackgroundColor = myPickerDateRenderer.StaticColor.ToUIColor();
Control.Layer.BorderWidth = 0;
Control.BorderStyle = UITextBorderStyle.None;
Control.Layer.MasksToBounds = true;
if (myPickerDateRenderer.SourceImageLeft != "")
{
setLeftImage(myPickerDateRenderer);
}
if (myPickerDateRenderer.IsHelp)
{
myPickerDateRenderer.SourceImageRight = "help2.png";
myPickerDateRenderer.BoundsImageRight = new Rectangle(0, 0, 25, 25);
setRightImage(myPickerDateRenderer);
}
if (myPickerDateRenderer.IsEraser)
{
myPickerDateRenderer.SourceImageRight = "x";
myPickerDateRenderer.BoundsImageRight = new Rectangle(0, 0, 25, 25);
setRightImage(myPickerDateRenderer);
}
if (!string.IsNullOrWhiteSpace(myPickerDateRenderer.Placeholder))
{
Control.Text = myPickerDateRenderer.Placeholder;
}
}
}
public void XClicked(NSObject sender)
{
MyPickerDateRenderer myPickerDateRenderer = (MyPickerDateRenderer)Element;
Control.Text = "borrado";
}
public void HelpClicked(NSObject sender)
{
MyPickerDateRenderer myPickerDateRenderer = (MyPickerDateRenderer)Element;
myPickerDateRenderer.DisplayAlertEntry();
}
