static unsafe UIImage DrawCells(int nfc, int cellSize, float[] data)
{
var width = cellSize * nfc;
var height = cellSize * nfc;
UIGraphics.BeginImageContext(new CoreGraphics.CGSize(width, height));
var maxi = Array.IndexOf(data, data.Max());
for (var i = 0; i < nfc; i++)
{
var v = Math.Clamp(data[i], -1f, 1f);
var r = v < 0 ? 255 : 0;
var g = v >= 0 ? 255 : 0;
UIColor.FromRGBA(r, g, 0, (byte)(255 * Math.Abs(v))).SetColor();
UIGraphics.RectFill(new CoreGraphics.CGRect(i * cellSize, 0, cellSize, cellSize));
if (i == maxi)
{
i.ToString().DrawString(new CoreGraphics.CGPoint(i * cellSize, cellSize), UIFont.SystemFontOfSize(cellSize));
}
UIColor.FromWhiteAlpha(1.0f, 0.5f).SetColor();
UIGraphics.RectFrame(new CoreGraphics.CGRect(i * cellSize, 0, cellSize, cellSize));
}
var image = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
return(image);
}
public override void Draw(CGRect rect)
{
TintColor.SetColor();
CGRect bounds = Bounds;
float x = (float)bounds.Right - LineWidth;
for (int n = 0; n < Count; n++)
{
x -= LineMargin;
if ((n + 1) % LineGroupCount == 0)
{
UIBezierPath path = new UIBezierPath();
path.MoveTo(
new CGPoint(x + 0.5f * LineWidth,
bounds.Top + 0.5f * LineWidth));
path.AddLineTo(
new CGPoint(x + 0.5f * LineWidth + LineGroupCount * LineMargin,
bounds.Bottom - 0.5f * LineWidth));
path.Stroke();
}
else
{
CGRect lineRect = bounds;
lineRect.X = x;
lineRect.Width = LineWidth;
UIGraphics.RectFill(lineRect);
}
}
}
private void DrawBlankMiddleCircle()
{
var size = new SizeF(this.Bounds.Size.Width - 40f, this.Bounds.Size.Height - 40f);
UIGraphics.BeginImageContextWithOptions(size, false, 0f);
UIColor.Clear.SetFill();
UIGraphics.RectFill(new RectangleF(0f, 0f, size.Width, size.Height));
var radius = (nfloat)(Math.Min(size.Width, size.Height) / 2);
var angle = 2f * (float)Math.PI / 1;
var center = new PointF(size.Width / 2, size.Height / 2);
var bezierPath = UIBezierPath.FromArc(center, radius, 0, 1 * angle, true);
bezierPath.AddLineTo(center);
bezierPath.ClosePath();
var color = UIColor.FromRGB(83, 83, 83);
color.SetFill();
color.SetStroke();
bezierPath.Fill();
bezierPath.Stroke();
var img = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
img.Draw(new PointF(20f, 20f));
}
private void DrawHueCircle()
{
var size = new SizeF(this.Bounds.Size.Width, this.Bounds.Size.Height);
UIGraphics.BeginImageContextWithOptions(size, true, 0f);
UIColor.FromRGB(83, 83, 83).SetFill();
UIGraphics.RectFill(new RectangleF(0f, 0f, size.Width, size.Height));
var sectors = 180;
var radius = (nfloat)(Math.Min(size.Width, size.Height) / 2);
var angle = 2f * (float)Math.PI / sectors;
UIBezierPath bezierPath;
for (var i = 0; i < sectors; i++)
{
var center = new PointF(size.Width / 2, size.Height / 2);
bezierPath = UIBezierPath.FromArc(center, radius, i * angle, (i + 1) * angle, true);
bezierPath.AddLineTo(center);
bezierPath.ClosePath();
var color = UIColor.FromHSBA((float)i / sectors, 1f, 1f, 1f);
color.SetFill();
color.SetStroke();
bezierPath.Fill();
bezierPath.Stroke();
}
var img = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
img.Draw(new PointF(0f, 0f));
}
private static void SetupTheme()
{
var primaryColor = UIColor.FromRGB(0x4e, 0x4b, 0xbe);
UIGraphics.BeginImageContext(new CoreGraphics.CGSize(1, 64f));
primaryColor.SetFill();
UIGraphics.RectFill(new CoreGraphics.CGRect(0, 0, 1, 64));
var img = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
UIApplication.SharedApplication.StatusBarStyle = UIStatusBarStyle.LightContent;
UINavigationBar.Appearance.TintColor = UIColor.White;
UINavigationBar.Appearance.BarTintColor = primaryColor;
UINavigationBar.Appearance.BackgroundColor = primaryColor;
UINavigationBar.Appearance.SetTitleTextAttributes(new UITextAttributes {
TextColor = UIColor.White, Font = UIFont.SystemFontOfSize(18f)
});
UINavigationBar.Appearance.SetBackgroundImage(img, UIBarPosition.Any, UIBarMetrics.Default);
UIToolbar.Appearance.BackgroundColor = UIColor.White;
UITabBar.Appearance.TintColor = primaryColor;
RepositoryStumble.ViewControllers.ViewModelPrettyDialogViewController.RefreshIndicatorColor = UIColor.White;
UIApplication.SharedApplication.SetStatusBarHidden(false, UIStatusBarAnimation.Fade);
}
private static UIImage CreateBackgroundImage(UIColor color)
{
UIGraphics.BeginImageContext(new CoreGraphics.CGSize(1, 1f));
color.SetFill();
UIGraphics.RectFill(new CoreGraphics.CGRect(0, 0, 1, 1));
var img = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
return(img);
}
public static UIImage MakeImageWithColorAndSize(this UIImage image, UIColor color, CGSize size)
{
UIGraphics.BeginImageContextWithOptions(size, false, 0);
color.SetFill();
UIGraphics.RectFill(new CGRect(0, 0, size.Width, size.Height));
var img = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
return(img);
}
private static UIImage ToImage(UIView view, RectangleF frame)
{
UIGraphics.BeginImageContext(frame.Size);
UIColor.Clear.SetColor();
UIGraphics.RectFill(view.Frame);
view.Layer.RenderInContext(UIGraphics.GetCurrentContext());
var image = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
return(image);
}
public static UIImage ToImage(this UIColor color)
{
UIGraphics.BeginImageContextWithOptions(new CGSize(1, 1), false, 0);
color.SetFill();
UIGraphics.RectFill(new CGRect(0, 0, 1, 1));
var image = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
return(image);
}
public override void Draw(CoreGraphics.CGRect rect)
{
UIColor.FromHSB(80.0f / 360.0f, 0.1f, 0.9f).SetFill();
UIGraphics.RectFill(rect);
UIColor.Black.SetColor();
var text = new NSString($"Drag {Name}");
var b = Bounds;
b.Inflate(-22, -22);
text.DrawString(b, UIFont.BoldSystemFontOfSize(24));
}
/// <summary>
/// Generates an image of a solid color with the supplied dimenations.
/// </summary>
/// <param name="color">The color of the image.</param>
/// <param name="size">The dimensions of the image.</param>
/// <returns>A rectangular image of a solid color.</returns>
public static UIImage CreateImageFromColor(UIColor color, CGSize size)
{
var rect = new CGRect(new CGPoint(0, 0), size);
UIGraphics.BeginImageContextWithOptions(size, false, 0);
color.SetFill();
UIGraphics.RectFill(rect);
var image = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
return(image);
}
public static UIImage imageFromColor(UIColor color)
{
var rect = new CGRect(x: 0, y: 0, width: 1, height: 1);
UIGraphics.BeginImageContextWithOptions(rect.Size, false, 0.0f);
color.SetFill();
UIGraphics.RectFill(rect);
var image = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
return(image);
}
private static UIImage ToImage(UIView view, CGRect frame)
{
UIGraphics.BeginImageContext((CGSize)frame.Size);
view.Layer.BackgroundColor = TransparentColor;
var context = UIGraphics.GetCurrentContext();
UIGraphics.RectFill((CGRect)view.Frame);
view.Layer.RenderInContext(UIGraphics.GetCurrentContext());
var image = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
return(image);
}
public static void Setup()
{
UIGraphics.BeginImageContext(new CoreGraphics.CGSize(1, 64f));
Theme.PrimaryNavigationBarColor.SetFill();
UIGraphics.RectFill(new CoreGraphics.CGRect(0, 0, 1, 64));
var img = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
UIApplication.SharedApplication.StatusBarStyle = UIStatusBarStyle.LightContent;
var navBarContainers = new [] { typeof(MenuNavigationController), typeof(ThemedNavigationController), typeof(MainNavigationController) };
foreach (var navbarAppearance in navBarContainers.Select(x => UINavigationBar.AppearanceWhenContainedIn(x)))
{
navbarAppearance.TintColor = Theme.PrimaryNavigationBarTextColor;
navbarAppearance.BarTintColor = Theme.PrimaryNavigationBarColor;
navbarAppearance.BackgroundColor = Theme.PrimaryNavigationBarColor;
navbarAppearance.SetTitleTextAttributes(new UITextAttributes {
TextColor = Theme.PrimaryNavigationBarTextColor, Font = UIFont.SystemFontOfSize(18f)
});
navbarAppearance.SetBackgroundImage(img, UIBarPosition.Any, UIBarMetrics.Default);
navbarAppearance.BackIndicatorImage = Images.BackButton;
navbarAppearance.BackIndicatorTransitionMaskImage = Images.BackButton;
}
UISegmentedControl.Appearance.TintColor = UIColor.FromRGB(110, 110, 117);
UISegmentedControl.AppearanceWhenContainedIn(typeof(UINavigationBar)).TintColor = UIColor.White;
UISwitch.Appearance.OnTintColor = UIColor.FromRGB(0x41, 0x83, 0xc4);
// Composer Input Accessory Buttons
UIButton.AppearanceWhenContainedIn(typeof(UIScrollView)).TintColor = Theme.PrimaryNavigationBarColor;
//UITableViewHeaderFooterView.Appearance.TintColor = UIColor.FromRGB(228, 228, 228);
var headerFooterContainers = new [] { typeof(UITableViewHeaderFooterView) };
foreach (var navbarAppearance in headerFooterContainers)
{
UILabel.AppearanceWhenContainedIn(navbarAppearance).TextColor = UIColor.FromRGB(110, 110, 117);
UILabel.AppearanceWhenContainedIn(navbarAppearance).Font = UIFont.SystemFontOfSize(14f);
}
StringElement.DefaultTintColor = Theme.PrimaryNavigationBarColor;
UIToolbar.Appearance.BarTintColor = UIColor.FromRGB(245, 245, 245);
UIBarButtonItem.AppearanceWhenContainedIn(typeof(UISearchBar)).SetTitleTextAttributes(new UITextAttributes {
TextColor = UIColor.White
}, UIControlState.Normal);
}
UIImage UndeLineColorPosition(UIColor color, CGSize size, CGSize lineSize)
{
var rect = new CGRect(0, 0, size.Width, size.Height);
var rectLine = new CGRect(0, size.Height - lineSize.Height, lineSize.Width, lineSize.Height);
UIGraphics.BeginImageContextWithOptions(size, false, 0);
UIColor.Clear.SetFill();
UIGraphics.RectFill(rect); color.SetFill();
UIGraphics.RectFill(rectLine);
var img = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
return(img);
}
/// <summary>
/// Draw the triangle
/// </summary>
/// <param name="rect">Rect.</param>
public override void Draw(CGRect rect)
{
UIColor.Clear.SetColor();
UIGraphics.RectFill(rect);
CGContext context = UIGraphics.GetCurrentContext();
context.BeginPath();
context.MoveTo(0.0f, 0.0f);
context.AddLineToPoint(ENDGE_LENGTH, ENDGE_LENGTH);
context.AddLineToPoint(ENDGE_LENGTH, 0.0f);
context.ClosePath();
TriangleBackgroundColor.SetFill();
context.DrawPath(CGPathDrawingMode.Fill);
AddSubview(ActionView);
}
public static UIImage GetImageFromColor(UIColor color)
{
var rect = new CGRect(0, 0, 1, 1);
UIGraphics.BeginImageContext(rect.Size);
var context = UIGraphics.GetCurrentContext();
context.SetFillColor(color.CGColor);
UIGraphics.RectFill(rect);
var image = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
return(image);
}
public static UIImage ToImage(this UIColor color, CGRect rect)
{
UIGraphics.BeginImageContext(rect.Size);
var context = UIGraphics.GetCurrentContext();
context.SetFillColor(color.CGColor);
UIGraphics.RectFill(rect);
var image = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
return(image);
}
public byte[] GenerateSolidColor(float size, Color color, string cacheName)
{
var existing = GetExisting(cacheName);
if (existing != null)
{
return(existing);
}
UIGraphics.BeginImageContextWithOptions(new CGSize(size, size), true, 1);
UIGraphics.GetCurrentContext().SetFillColor(new CGColor(color.R / 255.0f, color.G / 255.0f, color.B / 255.0f));
UIGraphics.RectFill(new CGRect(0, 0, size, size));
var image = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
return(Put(cacheName, image));
}
// Helper method for drawing the current selection range (as a simple filled rect)
void DrawRangeAsSelection(NSRange selectionRange)
{
// If not in editing mode, we do not draw selection rects
if (!IsEditing)
{
return;
}
// If selection range empty, do not draw
if (selectionRange.Length == 0 || selectionRange.Location == NSRange.NotFound)
{
return;
}
// set the fill color to the selection color
SelectionColor.SetFill();
// Iterate over the lines in our CTFrame, looking for lines that intersect
// with the given selection range, and draw a selection rect for each intersection
var lines = frame.GetLines();
for (int i = 0; i < lines.Length; i++)
{
CTLine line = lines [i];
NSRange lineRange = line.StringRange;
NSRange range = new NSRange(lineRange.Location, lineRange.Length);
NSRange intersection = RangeIntersection(range, selectionRange);
if (intersection.Location != NSRange.NotFound && intersection.Length > 0)
{
// The text range for this line intersects our selection range
nfloat xStart = line.GetOffsetForStringIndex(intersection.Location);
nfloat xEnd = line.GetOffsetForStringIndex(intersection.Location + intersection.Length);
var origin = new CGPoint [lines.Length];
// Get coordinate and bounds information for the intersection text range
frame.GetLineOrigins(new NSRange(i, 0), origin);
nfloat ascent, descent, leading;
line.GetTypographicBounds(out ascent, out descent, out leading);
// Create a rect for the intersection and draw it with selection color
CGRect selectionRect = new CGRect(xStart, origin [0].Y - descent, xEnd - xStart, ascent + descent);
UIGraphics.RectFill(selectionRect);
}
}
}
public static UIImage Tint(this UIImage img, UIColor tint, CGBlendMode blendMode)
{
UIGraphics.BeginImageContextWithOptions(img.Size, false, 0f);
tint.SetFill();
var bounds = new RectangleF(0, 0, img.Size.Width, img.Size.Height);
UIGraphics.RectFill(bounds);
img.Draw(bounds, blendMode, 1f);
if (blendMode != CGBlendMode.DestinationIn)
{
img.Draw(bounds, CGBlendMode.DestinationIn, 1f);
}
var tintedImage = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
return(tintedImage);
}
public override void Draw(CGRect rect)
{
UIColor.White.SetFill();
UIGraphics.RectFill(rect);
// Optimization opportunity: Draw the existing collection in a different view,
// and only draw each time we add a stroke.
var collection = StrokeCollection;
if (collection != null)
{
foreach (var stroke in strokeCollection.Strokes)
{
Draw(stroke);
}
}
var toDraw = StrokeToDraw;
if (toDraw != null)
{
Draw(toDraw);
}
}
/// <summary>
/// Configures the navigation bar to use a transparent background (see-through but without any blur).
/// </summary>
private void ApplyTransparentBackgroundToTheNavigationBar(float opacity)
{
UIImage transparentBackground = null;
// The background of a navigation bar switches from being translucent
// to transparent when a background image is applied. The intensity of
// the background image's alpha channel is inversely related to the
// transparency of the bar. That is, a smaller alpha channel intensity
// results in a more transparent bar and vis-versa.
//
// Below, a background image is dynamically generated with the desired
// opacity.
UIGraphics.BeginImageContextWithOptions(new CGSize(1f, 1f),
false,
base.NavigationController.NavigationBar.Layer.ContentsScale);
var context = UIGraphics.GetCurrentContext();
context.SetFillColor(1f, 1f, 1f, opacity);
UIGraphics.RectFill(new CGRect(0f, 0f, 1f, 1f));
transparentBackground = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
// You should use the appearance proxy to customize the appearance of
// UIKit elements. However changes made to an element's appearance
// proxy do not effect any existing instances of that element currently
// in the view hierarchy. Normally this is not an issue because you
// will likely be performing your appearance customizations in
// -application:didFinishLaunchingWithOptions:. However, this example
// allows you to toggle between appearances at runtime which necessitates
// applying appearance customizations directly to the navigation bar.
/* let navigationBarAppearance = UINavigationBar.appearance(whenContainedInInstancesOf: [UINavigationController.self]) */
var navigationBarAppearance = base.NavigationController.NavigationBar;
navigationBarAppearance.SetBackgroundImage(transparentBackground, UIBarMetrics.Default);
}
public override void Draw(CGRect rect)
{
base.Draw(rect);
// 半透明区域
UIColor.FromWhiteAlpha(0, 0.7f).SetFill();
UIGraphics.RectFill(rect);
//// 透明区域
CGRect scanner_rect = new CGRect(Scanner_X, Scanner_Y, Scanner_Width, Scanner_Width);
UIColor.Clear.SetFill();
UIGraphics.RectFill(scanner_rect);
// 边框
UIBezierPath borderPath = UIBezierPath.FromRect(new CGRect(Scanner_X, Scanner_Y, Scanner_Width, Scanner_Width));
borderPath.LineCapStyle = CGLineCap.Round;
borderPath.LineWidth = Scanner_BorderWidth;
UIColor.White.SetColor();
borderPath.Stroke();
for (int index = 0; index < 4; ++index)
{
UIBezierPath tempPath = UIBezierPath.Create();
tempPath.LineWidth = Scanner_CornerWidth;
_lineColor.SetColor();
switch (index)
{
// 左上角棱角
case 0:
{
tempPath.MoveTo(new CGPoint(Scanner_X + Scanner_CornerLength, Scanner_Y));
tempPath.AddLineTo(new CGPoint(Scanner_X, Scanner_Y));
tempPath.AddLineTo(new CGPoint(Scanner_X, Scanner_Y + Scanner_CornerLength));
}
break;
// 右上角
case 1:
{
tempPath.MoveTo(new CGPoint(Scanner_X + Scanner_Width - Scanner_CornerLength, Scanner_Y));
tempPath.AddLineTo(new CGPoint(Scanner_X + Scanner_Width, Scanner_Y));
tempPath.AddLineTo(new CGPoint(Scanner_X + Scanner_Width, Scanner_Y + Scanner_CornerLength));
}
break;
// 左下角
case 2:
{
tempPath.MoveTo(new CGPoint(Scanner_X, Scanner_Y + Scanner_Width - Scanner_CornerLength));
tempPath.AddLineTo(new CGPoint(Scanner_X, Scanner_Y + Scanner_Width));
tempPath.AddLineTo(new CGPoint(Scanner_X + Scanner_CornerLength, Scanner_Y + Scanner_Width));
}
break;
// 右下角
case 3:
{
tempPath.MoveTo(new CGPoint(Scanner_X + Scanner_Width - Scanner_CornerLength, Scanner_Y + Scanner_Width));
tempPath.AddLineTo(new CGPoint(Scanner_X + Scanner_Width, Scanner_Y + Scanner_Width));
tempPath.AddLineTo(new CGPoint(Scanner_X + Scanner_Width, Scanner_Y + Scanner_Width - Scanner_CornerLength));
}
break;
default:
break;
}
tempPath.Stroke();
}
}
private void DrawGripThumbInRect(CGRect rect)
{
nfloat width = 9.0f;
nfloat height;
if (SplitViewController.IsVertical)
{
height = 30.0f;
}
else
{
height = width;
width = 30.0f;
}
// Draw grip in centred in rect.
var gripRect = new CGRect(0, 0, width, height);
gripRect.X = (rect.Width - gripRect.Width) / 2.0f;
gripRect.Y = (rect.Height - gripRect.Height) / 2.0f;
nfloat stripThickness = 1.0f;
var stripColor = UIColor.FromWhiteAlpha(0.35f, 1.0f);
var lightColor = UIColor.FromWhiteAlpha(1.0f, 1.0f);
nfloat space = 3.0f;
if (SplitViewController.IsVertical)
{
gripRect.Width = stripThickness;
stripColor.SetFill();
stripColor.SetStroke();
UIGraphics.RectFill(gripRect);
gripRect.X += stripThickness;
gripRect.Y += 1f;
lightColor.SetFill();
lightColor.SetStroke();
UIGraphics.RectFill(gripRect);
gripRect.X -= stripThickness;
gripRect.Y -= 1f;
gripRect.X += space + stripThickness;
stripColor.SetFill();
stripColor.SetStroke();
UIGraphics.RectFill(gripRect);
gripRect.X += stripThickness;
gripRect.Y += 1f;
lightColor.SetFill();
lightColor.SetStroke();
UIGraphics.RectFill(gripRect);
gripRect.X -= stripThickness;
gripRect.Y -= 1f;
gripRect.X += space + stripThickness;
stripColor.SetFill();
stripColor.SetStroke();
UIGraphics.RectFill(gripRect);
gripRect.X += stripThickness;
gripRect.Y += 1f;
lightColor.SetFill();
lightColor.SetStroke();
UIGraphics.RectFill(gripRect);
}
else
{
gripRect.Height = stripThickness;
stripColor.SetFill();
stripColor.SetStroke();
UIGraphics.RectFill(gripRect);
gripRect.Y += stripThickness;
gripRect.X -= 1f;
lightColor.SetFill();
lightColor.SetStroke();
UIGraphics.RectFill(gripRect);
gripRect.Y -= stripThickness;
gripRect.X += 1f;
gripRect.Y += space + stripThickness;
stripColor.SetFill();
stripColor.SetStroke();
UIGraphics.RectFill(gripRect);
gripRect.Y += stripThickness;
gripRect.X -= 1f;
lightColor.SetFill();
lightColor.SetStroke();
UIGraphics.RectFill(gripRect);
gripRect.Y -= stripThickness;
gripRect.X += 1f;
gripRect.Y += space + stripThickness;
stripColor.SetFill();
stripColor.SetStroke();
UIGraphics.RectFill(gripRect);
gripRect.Y += stripThickness;
gripRect.X -= 1f;
lightColor.SetFill();
lightColor.SetStroke();
UIGraphics.RectFill(gripRect);
}
}
public override void Draw(CGRect rect)
{
if (SplitViewController.DividerStyle == DividerStyle.Thin)
{
base.Draw(rect);
}
else if (SplitViewController.DividerStyle == DividerStyle.PaneSplitter)
{
// Draw gradient background.
var bounds = Bounds;
var rgb = CGColorSpace.CreateDeviceRGB();
var locations = new nfloat[] { 0, 1 };
var components = new nfloat[]
{
// light
0.988f, 0.988f, 0.988f, 1.0f,
// dark
0.875f, 0.875f, 0.875f, 1.0f
};
var gradient = new CGGradient(rgb, components, locations);
var context = UIGraphics.GetCurrentContext();
CGPoint start;
CGPoint end;
if (SplitViewController.IsVertical)
{
// Light left to dark right.
start = new CGPoint(bounds.GetMinX(), bounds.GetMidY());
end = new CGPoint(bounds.GetMaxX(), bounds.GetMidY());
}
else
{
// Light top to dark bottom.
start = new CGPoint(bounds.GetMidX(), bounds.GetMinY());
end = new CGPoint(bounds.GetMidX(), bounds.GetMaxY());
}
context.DrawLinearGradient(gradient, start, end, CGGradientDrawingOptions.DrawsAfterEndLocation);
rgb.Dispose();
gradient.Dispose();
// Draw borders.
var borderThickness = 1.0f;
UIColor.FromWhiteAlpha(0.7f, 1.0f).SetFill();
UIColor.FromWhiteAlpha(0.7f, 1.0f).SetStroke();
var borderRect = bounds;
if (SplitViewController.IsVertical)
{
borderRect.Width = borderThickness;
UIGraphics.RectFill(borderRect);
borderRect.X = bounds.GetMaxX() - borderThickness;
UIGraphics.RectFill(borderRect);
}
else
{
borderRect.Height = borderThickness;
UIGraphics.RectFill(borderRect);
borderRect.Y = bounds.GetMaxY() - borderThickness;
UIGraphics.RectFill(borderRect);
}
// Draw grip.
DrawGripThumbInRect(bounds);
}
}
public override void Draw(CGRect rect)
{
//UIColor.White.SetFill ();
//Opaque = false;
//UIColor.Clear.SetFill();
if (editing)
{
Opaque = false;
UIColor.Clear.SetFill();
//BackgroundColor = UIColor.Green;
//BackgroundColor = UIColor.FromWhiteAlpha(1.0f, 0.4f);
//Alpha = 1.0f;
//SetNeedsDisplay();
//var context = UIGraphics.GetCurrentContext();
//context.SetBlendMode(CGBlendMode.Clear);
//context.ClearRect(rect);
//foreach (UIView ass in Subviews)
//{
// ass.Opaque = false;
// ass.BackgroundColor = UIColor.Clear;
//}
//if (context == null)
//return;
//context.SetFillColor(UIColor.Clear.CGColor);
}
else
{
UIColor.White.SetFill();
}
//UIColor.FromRGBA(0, 0, 0, 0).SetFill();
//Alpha = 0.5f;
//UIColor.FromWhiteAlpha(1.0f, 0.5f).SetFill();
//BackgroundColor = UIColor.Clear;
//this.Alpha = 0.5f;
//UIColor.Red.SetFill();
//var img = UIImage.FromFile("dynapadscreenshot.png");
//UIImageView imgView = new UIImageView(rect);
//imgView.Image = img;
//imgView.ContentMode = UIViewContentMode.ScaleAspectFit; // or ScaleAspectFill
// //imgView.Alpha = 0.5f;
// //scrollView.AddSubview(imgView);
// //scrollView.SendSubviewToBack(imgView);
//UIGraphics.BeginImageContext(rect.Size);
//img.Draw(rect);
//img = UIGraphics.GetImageFromCurrentImageContext();
//UIGraphics.EndImageContext();
//AddSubview(imgView);
//SendSubviewToBack(imgView);
//UIColor.Black.SetStroke();
//UIColor.Clear.SetColor();
//UIColor.FromPatternImage(img).SetFill();
UIGraphics.RectFill(rect);
// Optimization opportunity: Draw the existing collection in a different view,
// and only draw each time we add a stroke.
var collection = StrokeCollection;
if (collection != null)
{
foreach (var stroke in strokeCollection.Strokes)
{
Draw(stroke);
}
}
//Draw(new Stroke());
var toDraw = StrokeToDraw;
if (toDraw != null)
{
Draw(toDraw);
}
}
public static void Setup()
{
var theme = new Theme();
CurrentTheme = theme;
var defaultValues = IoC.Resolve <IDefaultValueService>();
bool largeFonts;
if (!defaultValues.TryGet("large_fonts", out largeFonts))
{
largeFonts = false;
}
Theme.CurrentTheme.FontSizeRatio = largeFonts ? 1.3f : 1.0f;
UIGraphics.BeginImageContext(new System.Drawing.SizeF(1, 64f));
UIColor.FromRGB(50, 50, 50).SetFill();
UIGraphics.RectFill(new System.Drawing.RectangleF(0, 0, 1, 64));
var img = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
NameTimeStringElement.NameColor = Theme.CurrentTheme.MainTitleColor;
//Element.FontSizeRatio = Theme.CurrentTheme.FontSizeRatio;
UIApplication.SharedApplication.StatusBarStyle = UIStatusBarStyle.LightContent;
UINavigationBar.Appearance.TintColor = UIColor.White;
UINavigationBar.Appearance.BarTintColor = UIColor.FromRGB(50, 50, 50);
UINavigationBar.Appearance.BackgroundColor = UIColor.FromRGB(50, 50, 50);
UINavigationBar.Appearance.SetTitleTextAttributes(new UITextAttributes {
TextColor = UIColor.White, Font = UIFont.SystemFontOfSize(18f)
});
UINavigationBar.Appearance.SetBackgroundImage(img, UIBarPosition.Any, UIBarMetrics.Default);
//CodeFramework.iOS.Utils.Hud.BackgroundTint = UIColor.FromRGBA(228, 228, 228, 128);
UINavigationBar.Appearance.BackIndicatorImage = Images.BackButton;
UINavigationBar.Appearance.BackIndicatorTransitionMaskImage = Images.BackButton;
UIBarButtonItem.Appearance.SetBackButtonTitlePositionAdjustment(new UIOffset(0, -64), UIBarMetrics.LandscapePhone);
UIBarButtonItem.Appearance.SetBackButtonTitlePositionAdjustment(new UIOffset(0, -64), UIBarMetrics.Default);
//
// UserVoice.UVStyleSheet.Instance.NavigationBarTintColor = UIColor.White;
// UserVoice.UVStyleSheet.Instance.NavigationBarTextColor = UIColor.White;
UISegmentedControl.Appearance.TintColor = UIColor.FromRGB(110, 110, 117);
UISegmentedControl.AppearanceWhenContainedIn(typeof(UINavigationBar)).TintColor = UIColor.White;
// Composer Input Accessory Buttons
UIButton.AppearanceWhenContainedIn(typeof(UIScrollView)).TintColor = UIColor.FromRGB(50, 50, 50);
UITableViewHeaderFooterView.Appearance.TintColor = UIColor.FromRGB(228, 228, 228);
UILabel.AppearanceWhenContainedIn(typeof(UITableViewHeaderFooterView)).TextColor = UIColor.FromRGB(136, 136, 136);
UILabel.AppearanceWhenContainedIn(typeof(UITableViewHeaderFooterView)).Font = UIFont.SystemFontOfSize(13f * Theme.CurrentTheme.FontSizeRatio);
UIToolbar.Appearance.BarTintColor = UIColor.FromRGB(245, 245, 245);
UIBarButtonItem.AppearanceWhenContainedIn(typeof(UISearchBar)).SetTitleTextAttributes(new UITextAttributes {
TextColor = UIColor.White
}, UIControlState.Normal);
// CodeFramework.Elements.NewsFeedElement.LinkColor = theme.MainTitleColor;
// CodeFramework.Elements.NewsFeedElement.TextColor = theme.MainTextColor;
// CodeFramework.Elements.NewsFeedElement.NameColor = theme.MainTitleColor;
}