void Init()
{
size = 50;
rnd = new Random();
//speed = 8;
speed = 32;
snakeMaxLength = 100;
foodTimerCount = 99;
var foodPaint = new Paint();
foodPaint.SetARGB(255, 255, 0, 0);
foodPaint.SetStyle(Paint.Style.Fill);
food = new ShapeDrawable(new OvalShape());
food.Paint.Set(foodPaint);
var snakePaint = new Paint();
snakePaint.SetARGB(255, 0, 0, 255);
snakePaint.SetStyle(Paint.Style.Fill);
snakeHead = new ShapeDrawable(new OvalShape());
snakeHead.Paint.Set(snakePaint);
snakeBody = new Dictionary <int, ShapeDrawable>();
}
/// <summary>
/// Setup the gradient layer
/// </summary>
/// <param name="e"></param>
protected override void OnElementChanged(ElementChangedEventArgs <GradientContentView> e)
{
base.OnElementChanged(e);
if (GradientContentView != null)
{
ShapeDrawable = new ShapeDrawable(new RoundRectShape(new float[] { 8, 8, 8, 8, 8, 8, 8, 8 }, null, null));
GradientDrawable = new GradientDrawable();
GradientDrawable.SetColors(new int[] { GradientContentView.StartColor.ToAndroid(), GradientContentView.EndColor.ToAndroid() });
//this.SetBackgroundResource(Resource.Drawable.);
// var gradient1 = new GradientDrawable(GradientDrawable.Orientation.TopBottom, new[] {
// Color.FromRgba(255, 255, 255, 255).ToAndroid().ToArgb(),
// Color.FromRgba(70, 70, 70, 50).ToAndroid().ToArgb()
//});
// GradientDrawable.SetCornerRadius(270);
// var element = (GradientContentView)e.NewElement;
// var linearGradientBrush = new LinearGradientBrush();
// var linearGradientBrush = new LinearGradientBrush((System.Windows.Media.Color)ColorConverter.ConvertFromString("#FFDFD991"), (System.Windows.Media.Color)ColorConverter.ConvertFromString("#FFDFD991"),(double)220);
//var linearGradientBrush = new LinearGradientBrush(new GradientStopCollection()
//{ new GradientStop() { Color =new System.Windows.Media.Color.() },
//new GradientStop() { Color = new Windows.UI.Color() { A = Convert.ToByte((element.EndColor.A)*255), B = Convert.ToByte((element.EndColor.B)*255), G = Convert.ToByte((element.EndColor.G)*255), R= Convert.ToByte((element.EndColor.R)*255) }, Offset = 1 } }, 90);
//linearGradientBrush.StartPoint = new Windows.Foundation.Point(0, 0);
//linearGradientBrush.EndPoint = new Windows.Foundation.Point(0, 1);
// GradientDrawable.SetOrientation(GradientDrawable.Orientation.BottomTop);
// Background = GradientDrawable;
}
}
private void SetBorder(ColorDatePicker view)
{
if (view.HasCorner)
{
int lefttop = (int)(view.CornerWidth * disp.Density);
int righttop = lefttop;
int leftbottom = lefttop;
int rightbottom = lefttop;
RoundRectShape rect = new RoundRectShape(
new float[]
{
lefttop, lefttop,
righttop, righttop,
rightbottom, rightbottom,
leftbottom, leftbottom
}, null, null);
ShapeDrawable bg = new ShapeDrawable(rect);
bg.Paint.Color = view.BackgroundColor.ToAndroid();
Control.Background = bg;
}
else
{
Control.Background = originalDrawable;
}
}
protected override void OnElementChanged(ElementChangedEventArgs <Xamarin.Forms.Slider> e)
{
base.OnElementChanged(e);
if (Control == null)
{
throw new Exception("Control is null!");
}
// while we're here, set the thumb circle size to something we can actually see and use!!
// all this is excitingly flexible, yet depressingly difficult to discover!
ShapeDrawable th = new ShapeDrawable(new OvalShape());
th.SetIntrinsicWidth(100);
th.SetIntrinsicHeight(100);
th.SetColorFilter(Android.Graphics.Color.Red, Android.Graphics.PorterDuff.Mode.SrcOver);
Control.SetThumb(th);
if (e.OldElement != null)
{
// Unsubscribe
Control.SetOnSeekBarChangeListener(null);
}
if (e.NewElement != null)
{
// Subscribe
Control.SetOnSeekBarChangeListener(Fork);
}
}
public CircleImageView(Context context, int color, float radius) : base(context)
{
var density = Context.Resources.DisplayMetrics.Density;
var diameter = (int)(radius * density * 2);
var shadowYOffset = (int)(density * YOffset);
var shadowXOffset = (int)(density * XOffset);
_shadowRadius = (int)(density * ShadowRadius);
ShapeDrawable circle;
if (ElevationSupported())
{
circle = new ShapeDrawable(new OvalShape());
ViewCompat.SetElevation(this, ShadowElevation * density);
}
else
{
OvalShape oval = new OvalShadow(this, _shadowRadius, diameter);
circle = new ShapeDrawable(oval);
#pragma warning disable 618
ViewCompat.SetLayerType(this, ViewCompat.LayerTypeSoftware, circle.Paint);
#pragma warning restore 618
circle.Paint.SetShadowLayer(_shadowRadius, shadowXOffset, shadowYOffset,
new Color(KeyShadowColor));
var padding = _shadowRadius;
SetPadding(padding, padding, padding, padding);
}
circle.Paint.Color = new Color(color);
#pragma warning disable 618
SetBackgroundDrawable(circle);
#pragma warning restore 618
}
protected override void OnElementChanged(ElementChangedEventArgs <Entry> e)
{
base.OnElementChanged(e);
if (Control != null)
{
var element = (CustomEntry)Element;
HasUnderline = element.HasUnderline;
var BorderClr = element.BorderColor.ToAndroid();
if (HasUnderline == false)
{
GradientDrawable gd = new GradientDrawable();
gd.SetColor(Android.Graphics.Color.Transparent);
Control.SetBackgroundDrawable(gd);
}
if (BorderClr != Android.Graphics.Color.Transparent)
{
int borderThickness = element.BorderThickness;
if (borderThickness == 0)
{
borderThickness = 1;
} //in case border thickness was not set then default to 1
var brdr = new ShapeDrawable(new Android.Graphics.Drawables.Shapes.RectShape());
brdr.Paint.Color = BorderClr;
brdr.Paint.SetStyle(Paint.Style.Stroke);
Control.Background = brdr;
GradientDrawable gd = new GradientDrawable();
gd.SetColor(Android.Graphics.Color.Transparent);
gd.SetStroke(borderThickness, BorderClr);
Control.SetBackground(gd);
}
}
}
protected override void OnElementChanged(ElementChangedEventArgs <Editor> e)
{
base.OnElementChanged(e);
if (e.NewElement != null)
{
MyEditor entity = e.NewElement as MyEditor;
this.Control.Hint = entity.Placeholder;
this.Control.SetHintTextColor(entity.PlaceholderColor.ToAndroid());
ShapeDrawable shape = new ShapeDrawable(new RectShape());
shape.Paint.Color = Xamarin.Forms.Color.Transparent.ToAndroid();
shape.Paint.StrokeWidth = 5;
shape.Paint.SetStyle(Paint.Style.Stroke);
this.Control.SetBackground(shape);
//Control.SetLines(4);
//Control.VerticalScrollBarEnabled = true;
//Control.MovementMethod = ScrollingMovementMethod.Instance;
//Control.ScrollBarStyle = ScrollbarStyles.InsideInset;
////Force scrollbars to be displayed
//TypedArray a = Control.Context.Theme.ObtainStyledAttributes(new int[0]);
//InitializeScrollbars(a);
//a.Recycle();
}
}
protected ShapeDrawable GradientConverter(String Gradient)
{
float[] array = new float[] { 250, 250, 250, 250, 250, 250, 250, 250 };
if (Base.CornerRadius != "-1")
{
var cornerRad = Base.CornerRadius.Split(new string[] { "," }, StringSplitOptions.RemoveEmptyEntries);
array = new float[] { BaseUIHelper.ConvertDPToPixels(float.Parse(cornerRad[0])),
BaseUIHelper.ConvertDPToPixels(float.Parse(cornerRad[1])), BaseUIHelper.ConvertDPToPixels(float.Parse(cornerRad[2])),
BaseUIHelper.ConvertDPToPixels(float.Parse(cornerRad[3])), BaseUIHelper.ConvertDPToPixels(float.Parse(cornerRad[4])),
BaseUIHelper.ConvertDPToPixels(float.Parse(cornerRad[5])), BaseUIHelper.ConvertDPToPixels(float.Parse(cornerRad[6])),
BaseUIHelper.ConvertDPToPixels(float.Parse(cornerRad[7])) };
}
ShapeDrawable sf = new ShapeDrawable(new RoundRectShape(array, null, null));
// sf.SetIntrinsicHeight(100);
//sf.SetIntrinsicWidth(200);
sf.SetShaderFactory(new GradientShader(Gradient));
if (Base.HasBorder)
{
sf.Paint.StrokeWidth = 1;
sf.Paint.Color = Base.BorderColor.ToAndroid();
}
return(sf);
}
public override View GetView(int position, View convertView, ViewGroup parent)
{
TextView textView;
if (convertView == null)
{
// if it's not recycled, initialize some attributes
textView = new TextView(context);
textView.LayoutParameters = new LinearLayout.LayoutParams(width / 3, height / 15);
textView.Gravity = GravityFlags.Center;
var shape = new ShapeDrawable(new RectShape());
shape.Paint.Color = Color.White;
shape.Paint.StrokeWidth = 1;
shape.Paint.SetStyle(Paint.Style.Stroke);
textView.SetPadding(0, 5, 0, 5);
textView.SetBackgroundDrawable(shape);
}
else
{
textView = (TextView)convertView;
}
//textView.SetText(thumbIds[position]);
textView.Text = thumbIds[position];
return(textView);
}
protected override void OnElementPropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
{
base.OnElementPropertyChanged(sender, e);
var view = (BorderPicker)Element;
if (e.PropertyName == "SelectedIndex" && isFirstLoaded)
{
int selectIndex = picker.SelectedIndex;
picker = sender as BorderPicker;
IList <string> scaleNames = picker.Items;
ConvertToNative(scaleNames, picker);
isFirstLoaded = false;
if (selectIndex > 0)
{
initSelectedIndex = selectIndex;
}
}
if (e.PropertyName.Equals("Width") || e.PropertyName.Equals("Height"))
{
var nativeEditText = (global::Android.Widget.Spinner)Control;
var shape = new ShapeDrawable(new Android.Graphics.Drawables.Shapes.RectShape());
shape.Paint.Color = view.BorderColor.ToAndroid();
shape.Paint.StrokeWidth = 10;
shape.Paint.SetStyle(Android.Graphics.Paint.Style.Stroke);
nativeEditText.Background = shape;
}
}
private ShapeDrawable GetRoundRectangleDrawableShape(bool isToggled)
{
var radius = ConvertDPToPixels(13);
float[] radiusArray = new float[] { radius, radius, radius, radius, radius, radius, radius, radius };
Android.Graphics.Drawables.Shapes.RoundRectShape roundRectShape = null;
if (isToggled)
{
roundRectShape = new Android.Graphics.Drawables.Shapes.RoundRectShape(radiusArray, null, null);
}
else
{
roundRectShape = new Android.Graphics.Drawables.Shapes.RoundRectShape(radiusArray, new RectF(4, 4, 4, 4), radiusArray);
}
ShapeDrawable shapeDrawable = new ShapeDrawable(roundRectShape);
shapeDrawable.Paint.Color = (Element.IsEnabled) ? CustomColors.BlueButtonColor.ToAndroid() : Xamarin.Forms.Color.LightGray.ToAndroid();
shapeDrawable.Paint.StrokeWidth = 4;
shapeDrawable.Paint.StrokeCap = Paint.Cap.Round;
shapeDrawable.Paint.StrokeJoin = Paint.Join.Round;
shapeDrawable.Paint.SetStyle(Paint.Style.Fill);
return(shapeDrawable);
}
protected override void OnElementChanged(ElementChangedEventArgs <Entry> e)
{
base.OnElementChanged(e);
if (e.OldElement == null)
{
var nativeEditText = (global::Android.Widget.EditText)Control;
var shape = new ShapeDrawable(new Android.Graphics.Drawables.Shapes.RectShape());
shape.Paint.Color = Xamarin.Forms.Color.White.ToAndroid();
shape.Paint.SetStyle(Paint.Style.Stroke);
shape.Paint.TextSize = 14;
nativeEditText.Background = shape;
GradientDrawable gd = new GradientDrawable();
gd.SetColor(Android.Graphics.Color.LightGray);
gd.SetCornerRadius(5);
gd.SetStroke(2, Android.Graphics.Color.Black);
nativeEditText.SetBackground(gd);
}
//if (Control != null)
//{
// GradientDrawable gd = new GradientDrawable();
// //this line sets the bordercolor
// gd.SetColor(global::Android.Graphics.Color.Red);
// this.Control.SetBackgroundDrawable(gd);
// this.Control.SetRawInputType(InputTypes.TextFlagNoSuggestions);
// Control.SetHintTextColor(ColorStateList.ValueOf(global::Android.Graphics.Color.White));
//}
}
private void SetPoints()
{
this.PointsContainer.RemoveAllViews();
var lp = new LinearLayout.LayoutParams(10, 10);
lp.LeftMargin = 5;
lp.RightMargin = 5;
var shape = new OvalShape();
shape.Resize(10, 10);
var dr = new ShapeDrawable(shape);
dr.Paint.Color = DefaultPointColor.ToAndroid();
for (var i = 0; i < this.Element.Children.Count; i++)
{
var v = new AV.View(this.Context);
//v.SetBackgroundDrawable(dr);
v.Background = dr;
this.PointsContainer.AddView(v, lp);
}
}
protected override void OnElementChanged(ElementChangedEventArgs <Entry> e)
{
base.OnElementChanged(e);
if (Control != null)
{
var corners = new float[]
{
75, 75,
75, 75,
75, 75,
75, 75
};
//Control.Background = new ColorDrawable(Android.Graphics.Color.Transparent);
Control.Background = new ColorDrawable(Android.Graphics.Color.White);
if (Control is EditText nativeEditText)
{
var shape = new ShapeDrawable(new RoundRectShape(corners, null, null));
shape.Paint.Color = Xamarin.Forms.Color.Black.ToAndroid();
shape.Paint.SetStyle(Paint.Style.Stroke);
nativeEditText.Background = shape;
}//else
}
}
protected override void OnElementChanged(ElementChangedEventArgs <Xamarin.Forms.DatePicker> e)
{
base.OnElementChanged(e);
RoundRectShape i = new RoundRectShape(
new float[] { 15, 15, 15, 15, 15, 15, 15, 15 },
null,
new float[] { 15, 15, 15, 15, 15, 15, 15, 15 });
var shape = new ShapeDrawable(i);
shape.Paint.Color = Xamarin.Forms.Color.White.ToAndroid();
shape.Paint.SetStyle(Paint.Style.Stroke);
Control.Background = shape;
Control.SetPadding(15, 15, 15, 15);
DatePickerBorderCtrl element = Element as DatePickerBorderCtrl;
if (!string.IsNullOrWhiteSpace(element.Placeholder))
{
this.Control.SetTextColor(Android.Graphics.Color.Gray);
Control.Text = element.Placeholder;
}
this.Control.TextChanged += (sender, arg) => {
var selectedDate = arg.Text.ToString();
if (selectedDate == element.Placeholder)
{
Control.Text = DateTime.Now.ToString("dd/MM/yyyy");
//this.Control.SetTextColor(Android.Graphics.Color.Gray);
}
};
}
protected override void OnElementChanged(ElementChangedEventArgs <ContentView> e)
{
base.OnElementChanged(e);
if (e.OldElement != null)
{
return;
}
if (e.NewElement != null)
{
var element = e.NewElement as ContentViewWithBorder;
_borderShape = new ShapeDrawable(
new Android.Graphics.Drawables.Shapes.RoundRectShape(new[] { (float)element.CornerRadius,
(float)element.CornerRadius,
(float)element.CornerRadius,
(float)element.CornerRadius,
(float)element.CornerRadius,
(float)element.CornerRadius,
(float)element.CornerRadius,
(float)element.CornerRadius }, null, null));
var paint = new Paint(PaintFlags.AntiAlias)
{
Color = element.BorderColor.ToAndroid(),
StrokeWidth = (float)element.BorderWidth * 2.5f,
StrokeMiter = 10f
};
_borderShape.Paint.Set(paint);
_borderShape.Paint.SetStyle(Paint.Style.Stroke);
Background = _borderShape;
}
}
public static ShapeDrawable Circle()
{
ShapeDrawable drw = new ShapeDrawable(new OvalShape());
drw.Paint.Color = Color.White;
return(drw);
}
private static ShapeDrawable createRoundedIndicator(Color color)
{
var drawable = new ShapeDrawable(new OvalShape());
drawable.Paint.Color = color.ToNative();
return(drawable);
}
/// <summary>
/// Initializes the joystick and displacement shapes
/// </summary>
private void InitShapes()
{
// Paint for joystick ovals
var paintStick = new Paint();
paintStick.SetARGB(255, 78, 78, 78);
paintStick.SetStyle(Paint.Style.Fill);
// Shape for left joystick
m_ShapeStickLeft = new ShapeDrawable(new OvalShape());
m_ShapeStickLeft.Paint.Set(paintStick);
// Shape for right joystick
m_ShapeStickRight = new ShapeDrawable(new OvalShape());
m_ShapeStickRight.Paint.Set(paintStick);
// Paint for displacement ovals
var paintRadius = new Paint();
paintRadius.SetARGB(255, 230, 230, 230);
paintRadius.SetStyle(Paint.Style.Fill);
// Shape for left displacement
m_ShapeRadiusLeft = new ShapeDrawable(new OvalShape());
m_ShapeRadiusLeft.Paint.Set(paintRadius);
// Shape for right displacement
m_ShapeRadiusRight = new ShapeDrawable(new OvalShape());
m_ShapeRadiusRight.Paint.Set(paintRadius);
}
public CircleImageView(Context context, int color, float radius) : base(context)
{
float density = Context.Resources.DisplayMetrics.Density;
int diameter = (int)(radius * density * 2);
int shadowYOffset = (int)(density * Y_OFFSET);
int shadowXOffset = (int)(density * X_OFFSET);
mShadowRadius = (int)(density * SHADOW_RADIUS);
ShapeDrawable circle;
if (elevationSupported())
{
circle = new ShapeDrawable(new OvalShape());
ViewCompat.SetElevation(this, SHADOW_ELEVATION * density);
}
else
{
OvalShape oval = new OvalShadow(this, mShadowRadius, diameter);
circle = new ShapeDrawable(oval);
ViewCompat.SetLayerType(this, ViewCompat.LayerTypeSoftware, circle.Paint);
circle.Paint.SetShadowLayer(mShadowRadius, shadowXOffset, shadowYOffset,
new Color(KEY_SHADOW_COLOR));
int padding = mShadowRadius;
// set padding so the inner image sits correctly within the shadow.
SetPadding(padding, padding, padding, padding);
}
circle.Paint.Color = new Color(color);
SetBackgroundDrawable(circle);
}
private static ShapeDrawable Circle(Color color)
{
var circle = new ShapeDrawable(new OvalShape());
circle.Paint.Color = color;
return(circle);
}
void SwitchButtonColor()
{
ShapeDrawable drawable = new ShapeDrawable(new OvalShape());
drawable.Paint.Color = Element.ButtonColor.ToAndroid();
takePhotoButton.Background = drawable;
}
protected override View GetCellCore(Cell item, View convertView, ViewGroup parent, Context context)
{
var cell = (LinearLayout)base.GetCellCore(item, convertView, parent, context);
cell.SetPadding(20, 10, 0, 10);
cell.DividerPadding = 50;
var div = new ShapeDrawable();
div.SetIntrinsicHeight(1);
//div.Paint.Set(new Paint { Color = Color.FromHex("00FFFFFF").ToAndroid() });
if (parent is ListView)
{
((ListView)parent).Divider = div;
((ListView)parent).DividerHeight = 1;
}
var label = (TextView)((LinearLayout)cell.GetChildAt(1)).GetChildAt(0);
label.SetTextColor(Color.FromHex("000000").ToAndroid());
label.TextSize = Font.SystemFontOfSize(NamedSize.Large).ToScaledPixel();
var secondaryLabel = (TextView)((LinearLayout)cell.GetChildAt(1)).GetChildAt(1);
secondaryLabel.SetTextColor(Color.FromHex("738182").ToAndroid());
secondaryLabel.TextSize = Font.SystemFontOfSize(NamedSize.Medium).ToScaledPixel();
return(cell);
}
public PagerAnimatedAdapter(IList <TData> dataCollection, ViewInflatHandler viewInflater,
ShapeDrawable shapeBackground, ShapeDrawable shapeForeground, FragmentManager fm) : base(fm)
{
_dataCollection = dataCollection;
_viewInflater = viewInflater;
_shapeBackground = shapeBackground;
_shapeForeground = shapeForeground;
}
protected override void OnAttached()
{
var shape = new ShapeDrawable(new RectShape());
shape.Paint.Color = Android.Graphics.Color.Transparent;
shape.Paint.StrokeWidth = 0;
shape.Paint.SetStyle(Paint.Style.Stroke);
Control.Background = shape;
}
public ShapeDrawable RectBorder(Android.Graphics.Color borderColor, float borderWidth)
{
ShapeDrawable shape = new ShapeDrawable(new RectShape());
shape.Paint.Color = borderColor;
shape.Paint.SetStyle(Paint.Style.Stroke);
shape.Paint.StrokeWidth = borderWidth;
return(shape);
}
public static Drawable Circular(Color color)
{
ShapeDrawable drw = new ShapeDrawable(new OvalShape());
drw.SetIntrinsicHeight(100);
drw.SetIntrinsicWidth(100);
drw.Paint.Color = Color.White;
return(new RippleDrawable(ColorStateList.ValueOf(color), null, drw));
}
public PagerAnimatedFragment(TData data, ViewInflatHandler viewInflater,
PagerItemClickHandler itemClickHandler, ShapeDrawable shapeBackground, ShapeDrawable shapeForeground)
{
_data = data;
_viewInflater = viewInflater;
_itemClickHandler = itemClickHandler;
_shapeBackground = shapeBackground;
_shapeForeground = shapeForeground;
}
private Drawable CreateCircleDrawable(Color color, int size = 100)
{
ShapeDrawable drw = new ShapeDrawable(new OvalShape());
drw.SetIntrinsicHeight(size);
drw.SetIntrinsicWidth(size);
drw.Paint.Color = color;
return(drw);
}
public static ShapeDrawable Circle(int intrinsicSize)
{
ShapeDrawable drw = new ShapeDrawable(new OvalShape());
drw.SetIntrinsicHeight(intrinsicSize);
drw.SetIntrinsicWidth(intrinsicSize);
drw.Paint.Color = Color.White;
return(drw);
}
