private void AnimateUp()
{
if (_view != null)
{
if (_selectedBackground != null)
{
_view.BackgroundColor = _mainBackground;
_mainBackground.Dispose();
_mainBackground = null;
}
}
}
protected override void Dispose(bool disposing)
{
base.Dispose(disposing);
if (disposing)
{
if (PlaceholderColor != null)
{
PlaceholderColor.Dispose();
PlaceholderColor = null;
}
}
}
protected override void Dispose(bool disposing)
{
base.Dispose(disposing);
if (disposing)
{
SelectedColor?.Dispose();
SelectedColor = null;
StartingColor?.Dispose();
StartingColor = null;
ColorPicked = null;
}
}
private void BackgroundAnimationUp()
{
if (_mainBackground != null)
{
_view.BackgroundColor = _mainBackground;
_mainBackground.Dispose();
_mainBackground = null;
}
else if (_mainBackgroundImage != null)
{
_view.Layer.Contents = _mainBackgroundImage;
_mainBackgroundImage.Dispose();
_mainBackgroundImage = null;
}
}
/// <summary>
/// Dispose the specified disposing.
/// </summary>
/// <returns>The dispose.</returns>
/// <param name="disposing">If set to <c>true</c> disposing.</param>
protected override void Dispose(bool disposing)
{
if (disposing)
{
_pickerCell = null;
_selectedCache = null;
_source = null;
_parent = null;
_accentColor.Dispose();
_accentColor = null;
_titleColor?.Dispose();
_titleColor = null;
_background?.Dispose();
_background = null;
_tableView = null;
}
base.Dispose(disposing);
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
if (oldTextShadowColor != null)
{
oldTextShadowColor.Dispose();
oldTextShadowColor = null;
}
if (oldDetailTextShadowColor != null)
{
oldDetailTextShadowColor.Dispose();
oldDetailTextShadowColor = null;
}
}
base.Dispose(disposing);
}
public static UIImage ImageWithColor(this UIImage image, UIColor color1)
{
UIGraphics.BeginImageContextWithOptions(image.Size, false, image.CurrentScale);
using (var context = UIGraphics.GetCurrentContext())
{
context.TranslateCTM(0, image.Size.Height);
context.ScaleCTM(1.0f, -1.0f);
context.SetBlendMode(CGBlendMode.Normal);
var rect = new CGRect(0, 0, image.Size.Width, image.Size.Height);
context.ClipToMask(rect, image.CGImage);
color1.SetFill();
context.FillRect(rect);
var newImage = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
image.Dispose();
color1.Dispose();
return(newImage);
}
}
protected override IBound ReApply(IDictionary <Type, IStyle> styles, IBound styleBound, IBound maxBound)
{
// we forbid execution of SetSpannedString()
_blinkAllowed = false;
IStyleHelper helper = StyleSheetContext.Current.CreateHelper(styles, CurrentStyleSheet, this);
if (styles.Count > 0)
{
_view.Text = _text;
// background color, borders, background image
UIImage image = helper.SetBackgroundSettings(this);
if (image != null && image != _backgroundImage)
{
_backgroundImage.Dispose();
_backgroundImage = image;
_view.Layer.Contents = _backgroundImage.CGImage;
_view.BackgroundColor = UIColor.Clear;
}
// font
UIFont f;
if (helper.FontChanged(styleBound.Height, out f))
{
_view.Font = f;
}
// word wrap
IWhiteSpace whiteSpace;
bool whiteSpaceChanged = helper.TryGet(out whiteSpace);
bool nowrap = whiteSpace.Kind == WhiteSpaceKind.Nowrap;
if (whiteSpaceChanged)
{
if (!nowrap)
{
_view.TextContainer.LineBreakMode = UILineBreakMode.WordWrap;
_view.TextContainer.MaximumNumberOfLines = 0;
}
else
{
_view.TextContainer.LineBreakMode = UILineBreakMode.TailTruncation;
_view.TextContainer.MaximumNumberOfLines = 1;
}
}
// text-format
ITextFormat textFormat;
bool formatChanged = helper.TryGet(out textFormat);
_textFormat = textFormat.Format;
switch (_textFormat)
{
case TextFormatValues.Text:
{
_view.AttributedText = new NSAttributedString();
_view.Text = _text;
// text color
ITextColor textColor;
if (helper.TryGet(out textColor) || formatChanged)
{
_view.TextColor = _textColor = textColor.ToColorOrClear();
}
// selected-color
ISelectedColor selectedColor;
if (helper.TryGet(out selectedColor) || formatChanged)
{
_selectedColor = selectedColor.ToNullableColor();
}
}
break;
case TextFormatValues.Html:
{
string span =
string.Format("<span style=\"font-family: {0}; font-size: {1:F0}; color: {2}\">{3}</span>",
_view.Font.FamilyName, _view.Font.PointSize, "{0}", "{1}");
ITextColor textColor;
formatChanged |= helper.TryGet(out textColor);
_textHtmlSpan = string.Format(span, textColor.Value.Hex, "{0}");
// selected-color
ISelectedColor selectedColor;
formatChanged |= helper.TryGet(out selectedColor);
if (selectedColor.ToNullableColor() != null)
{
_selectedHtmlSpan = string.Format(span, selectedColor.Value.Hex, "{0}");
}
if (formatChanged)
{
SetSpannedText(_textHtmlSpan);
}
}
break;
default:
throw new NotImplementedException("Text format not found: " + _textFormat);
}
// selected-background
ISelectedBackground selectedBackground;
if (helper.TryGet(out selectedBackground))
{
UIColor color = selectedBackground.ToNullableColor();
if (_backgroundImage != null && color != null)
{
_selectedBackgroundImage = GetFilteredImage(_backgroundImage, color).CGImage;
color.Dispose();
}
else
{
_selectedBackground = color;
}
}
// text align
ITextAlign textAlign;
if (helper.TryGet(out textAlign))
{
SetTextAlign(textAlign.Align, nowrap);
}
// text padding
float screenWidth = ApplicationContext.Current.DisplayProvider.Width;
float screenHeight = ApplicationContext.Current.DisplayProvider.Height;
float pl = helper.Get <IPaddingLeft>().CalcSize(styleBound.Width, screenWidth);
float pt = helper.Get <IPaddingTop>().CalcSize(styleBound.Height, screenHeight);
float pr = helper.Get <IPaddingRight>().CalcSize(styleBound.Width, screenWidth);
float pb = helper.Get <IPaddingBottom>().CalcSize(styleBound.Height, screenHeight);
_view.TextContainerInset = new UIEdgeInsets(pt, pl, pb, pr);
}
_blinkAllowed = true;
// resize by background image
IBound bound = GetBoundByImage(styleBound, maxBound, _backgroundImage);
// size to content
return(MergeBoundByContent(CurrentStyleSheet.Helper, bound, maxBound, _view.TextContainerInset,
_backgroundImage != null));
}
protected override IBound Apply(IStyleSheet stylesheet, IBound styleBound, IBound maxBound)
{
base.Apply(stylesheet, styleBound, maxBound);
_view.Text = _text;
IStyleSheetHelper style = stylesheet.Helper;
// background color, borders, background image
_backgroundImage = stylesheet.SetBackgroundSettings(this);
if (_backgroundImage != null)
{
_view.Layer.Contents = _backgroundImage.CGImage;
_view.BackgroundColor = UIColor.Clear;
}
// text-format
_textFormat = style.TextFormat(this);
// font
UIFont f = stylesheet.Font(this, styleBound.Height);
if (f != null)
{
_view.Font = f;
}
switch (_textFormat)
{
case TextFormatValues.Text:
_view.Text = _text;
// text color
_view.TextColor = _textColor = style.Color(this).ToColorOrClear();
// selected-color
_selectedColor = style.SelectedColor(this).ToNullableColor();
break;
case TextFormatValues.Html:
string span =
string.Format("<span style=\"font-family: {0}; font-size: {1:F0}; color: {2}\">{3}</span>",
_view.Font.FamilyName, _view.Font.PointSize, "{0}", "{1}");
// text color
_textHtmlSpan = string.Format(span, style.Color(this).Hex, "{0}");
// selected-color
IColorInfo selectedColor = style.SelectedColor(this);
if (selectedColor != null)
{
_selectedHtmlSpan = string.Format(span, selectedColor.Hex, "{0}");
}
SetSpannedText(_textHtmlSpan);
break;
default:
throw new NotImplementedException("Text format not found: " + _textFormat);
}
// selected-background
UIColor selectedBackground = style.SelectedBackground(this).ToNullableColor();
if (selectedBackground != null)
{
if (_backgroundImage != null)
{
_selectedBackgroundImage = GetFilteredImage(_backgroundImage, selectedBackground).CGImage;
selectedBackground.Dispose();
}
else
{
_selectedBackground = selectedBackground;
}
}
// word wrap
bool nowrap = style.WhiteSpace(this) == WhiteSpaceKind.Nowrap;
if (!nowrap)
{
_view.TextContainer.LineBreakMode = UILineBreakMode.WordWrap;
_view.TextContainer.MaximumNumberOfLines = 0;
}
else
{
_view.TextContainer.LineBreakMode = UILineBreakMode.TailTruncation;
_view.TextContainer.MaximumNumberOfLines = 1;
}
// text align
SetTextAlign(style.TextAlign(this), nowrap);
// text padding
float pl = style.PaddingLeft(this, styleBound.Width);
float pt = style.PaddingTop(this, styleBound.Height);
float pr = style.PaddingRight(this, styleBound.Width);
float pb = style.PaddingBottom(this, styleBound.Height);
_view.TextContainerInset = new UIEdgeInsets(pt, pl, pb, pr);
// resize by background image
IBound bound = GetBoundByImage(styleBound, maxBound, _backgroundImage);
// size to content
return(MergeBoundByContent(style, bound, maxBound, _view.TextContainerInset, _backgroundImage != null));
}
protected override IBound Apply(IStyleSheet stylesheet, IBound styleBound, IBound maxBound)
{
base.Apply(stylesheet, styleBound, maxBound);
IStyleSheetHelper style = stylesheet.Helper;
// background color, borders, background image
UIImage backgroundImage = stylesheet.SetBackgroundSettings(this);
if (backgroundImage != null)
{
_view.SetBackgroundImage(backgroundImage, UIControlState.Normal);
}
// font
UIFont f = stylesheet.Font(this, styleBound.Height);
if (f != null)
{
_view.Font = f;
}
// word wrap
bool nowrap = style.WhiteSpace(this) == WhiteSpaceKind.Nowrap;
_view.TitleLabel.LineBreakMode = !nowrap ? UILineBreakMode.WordWrap : UILineBreakMode.TailTruncation;
// text-format
_textFormat = style.TextFormat(this);
switch (_textFormat)
{
case TextFormatValues.Text:
SetText();
// text color
_textColor = style.Color(this).ToColorOrClear();
_view.SetTitleColor(_textColor, UIControlState.Normal);
// selected-color
using (UIColor selectedColor = style.SelectedColor(this).ToNullableColor())
if (selectedColor != null)
{
_view.SetTitleColor(selectedColor, UIControlState.Highlighted);
}
break;
case TextFormatValues.Html:
string whitespace = nowrap ? "nowrap" : "normal";
string span =
string.Format(
"<span style=\"font-family: {0}; font-size: {1:F0}; color: {2}; white-space: {3}\">{4}</span>"
, _view.Font.FamilyName, _view.Font.PointSize, "{0}", whitespace, "{1}");
// text color
_textHtmlSpan = string.Format(span, style.Color(this).Hex, "{0}");
// selected-color
IColorInfo selectedColorInfo = style.SelectedColor(this);
if (selectedColorInfo != null)
{
_selectedHtmlSpan = string.Format(span, selectedColorInfo.Hex, "{0}");
}
SetSpannedText(_textHtmlSpan);
break;
default:
throw new NotImplementedException("Text format not found: " + _textFormat);
}
// selected-background
UIColor selectedBackground = style.SelectedBackground(this).ToNullableColor();
if (selectedBackground != null)
{
if (backgroundImage != null)
{
using (UIImage selectedImage = GetFilteredImage(backgroundImage, selectedBackground))
_view.SetBackgroundImage(selectedImage, UIControlState.Highlighted);
selectedBackground.Dispose();
}
else
{
_selectedBackground = selectedBackground;
}
}
// text align
SetTextAlign(style.TextAlign(this, TextAlignValues.Center), nowrap);
{
// text padding
float pl = style.PaddingLeft(this, styleBound.Width);
float pt = style.PaddingTop(this, styleBound.Height);
float pr = style.PaddingRight(this, styleBound.Width);
float pb = style.PaddingBottom(this, styleBound.Height);
_view.ContentEdgeInsets = new UIEdgeInsets(pt, pl, pb, pr);
// resize by background image
IBound bound = GetBoundByImage(styleBound, maxBound, backgroundImage);
// size to content
bound = MergeBoundByContent(style, bound, maxBound, _view.ContentEdgeInsets, backgroundImage != null);
_view.TitleLabel.PreferredMaxLayoutWidth = bound.Width - pl - pr;
return(bound);
}
}