protected override void UpdateLayout()
{
base.UpdateLayout();
formsGeometry = Control.Geometry;
Console.WriteLine($"formsGeometry = {formsGeometry}");
UpdateCanvasSize(formsGeometry);
}
void UpdateCanvasSize(ElmSharp.Rect rect)
{
if (Element.Batched)
{
return;
}
double left = 0;
double top = 0;
double right = 0;
double bottom = 0;
foreach (var shadow in Self.Shadows)
{
if (shadow.Inset)
{
continue;
}
var spreadSize = shadow.BlurRadius * 2 + shadow.SpreadRadius;
var sl = shadow.OffsetX - spreadSize;
var sr = shadow.OffsetX + spreadSize;
var st = shadow.OffsetY - spreadSize;
var sb = shadow.OffsetY + spreadSize;
if (left > sl)
{
left = sl;
}
if (top > st)
{
top = st;
}
if (right < sr)
{
right = sr;
}
if (bottom < sb)
{
bottom = sb;
}
}
left -= Self.Border.LeftWidth;
top -= Self.Border.TopWidth;
right += Self.Border.RightWidth;
bottom += Self.Border.BottomWidth;
var canvasGeometry = new ElmSharp.Rect(rect.X + (int)left, rect.Y + (int)top, rect.Width + (int)right - (int)left, rect.Height + (int)bottom - (int)top);
if (canvasView != null)
{
canvasView.Geometry = canvasGeometry;
canvasView.Invalidate();
}
if (debugBox != null)
{
debugBox.Geometry = canvasView.Geometry;
}
}
void UpdateShadowGeometry()
{
var geometry = NativeView.Geometry;
if (ShadowElement.Content != null)
{
var contentNativeView = Platform.GetOrCreateRenderer(ShadowElement.Content)?.NativeView;
if (contentNativeView != null)
{
geometry = contentNativeView.Geometry;
}
}
double left = 0;
double top = 0;
double right = 0;
double bottom = 0;
var scaledOffsetX = Forms.ConvertToScaledPixel(ShadowElement.ShadowOffsetX);
var scaledOffsetY = Forms.ConvertToScaledPixel(ShadowElement.ShadowOffsetY);
var scaledBlurRadius = Forms.ConvertToScaledPixel(ShadowElement.ShadowBlurRadius);
var spreadSize = scaledBlurRadius * 3;
var sl = scaledOffsetX - spreadSize;
var sr = scaledOffsetX + spreadSize;
var st = scaledOffsetY - spreadSize;
var sb = scaledOffsetY + spreadSize;
if (left > sl)
{
left = sl;
}
if (top > st)
{
top = st;
}
if (right < sr)
{
right = sr;
}
if (bottom < sb)
{
bottom = sb;
}
var canvasGeometry = new ElmSharp.Rect(
geometry.X + (int)left,
geometry.Y + (int)top,
geometry.Width + (int)right - (int)left,
geometry.Height + (int)bottom - (int)top);
if (_shadowCanvasView != null)
{
_shadowCanvasView.Geometry = canvasGeometry;
_shadowCanvasView.Invalidate();
}
}
void OnLayout()
{
var x = Control.Geometry.X + horizontalPadding;
var y = Control.Geometry.Y;
var w = (int)(Control.Geometry.Width - (horizontalPadding * 3)) / 2;
var h = Control.Geometry.Height;
var rectL = new ERect(x, y, w, h);
_borderL.Draw(rectL);
_buttonL.Geometry = rectL;
var x2 = Control.Geometry.X + w + (horizontalPadding * 2);
var rectR = new ERect(x2, y, w, h);
_borderR.Draw(rectR);
_buttonR.Geometry = rectR;
}
public static Rectangle ToDP(this ERect rect)
{
return(new Rectangle(Forms.ConvertToScaledDP(rect.X), Forms.ConvertToScaledDP(rect.Y), Forms.ConvertToScaledDP(rect.Width), Forms.ConvertToScaledDP(rect.Height)));
}
public static Rectangle ToDP(this ERect rect)
{
return(new Rectangle(System.Maui.Maui.ConvertToScaledDP(rect.X), System.Maui.Maui.ConvertToScaledDP(rect.Y), System.Maui.Maui.ConvertToScaledDP(rect.Width), System.Maui.Maui.ConvertToScaledDP(rect.Height)));
}
public static Rect ToCommon(this ERect rect)
{
return(new Rect(rect.X, rect.Y, rect.Width, rect.Height));
}
public static MRect ToMultimediaRectangle(this ERect rect)
{
return(new MRect(rect.X, rect.Y, rect.Width, rect.Height));
}
public static Rectangle ToMultimedia(this ElmSharp.Rect rect)
{
return(new Rectangle(rect.X, rect.Y, rect.Width, rect.Height));
}
public static Rectangle ToSystemRectangle(this ERect rect) => new Rectangle(rect.Left, rect.Top, rect.Width, rect.Height);
public static Rect ToDP(this ERect rect)
{
return(new Rect(ConvertToScaledDP(rect.X), ConvertToScaledDP(rect.Y), ConvertToScaledDP(rect.Width), ConvertToScaledDP(rect.Height)));
}
