private void DrawGradientInContext(CGRect rect)
{
//// General Declarations
var colorSpace = CGColorSpace.CreateDeviceRGB();
var context = UIGraphics.GetCurrentContext();
//// Color Declarations
var colorGradientEasyToHardColor = UIColor.FromRGBA(0.19f, 0.58f, 0.17f, 1.0f);
var colorGradientEasyToHardColor2 = UIColor.FromRGBA(0.8f, 0.0f, 0.0f, 0.78f);
//// Gradient Declarations
var colorGradientEasyToHardColors = new CGColor [] {
colorGradientEasyToHardColor.CGColor,
UIColor.FromRGBA(0.5f, 0.3f, 0.09f, 0.9f).CGColor,
colorGradientEasyToHardColor2.CGColor
};
var colorGradientEasyToHardLocations = new nfloat [] { 0.0f, 0.67f, 1.0f };
var colorGradientEasyToHard = new CGGradient(colorSpace, colorGradientEasyToHardColors, colorGradientEasyToHardLocations);
//// Rectangle Drawing
var rectanglePath = UIBezierPath.FromRect(rect);
context.SaveState();
rectanglePath.AddClip();
context.DrawLinearGradient(colorGradientEasyToHard, new CGPoint(0.0f, (rect.Width / 2)), new CGPoint(rect.Width, (rect.Width / 2)), 0);
//context.DrawLinearGradient (colorGradientEasyToHard, new PointF (0.0f, 60.0f), new PointF (240.0f, 60.0f), 0);
context.RestoreState();
//// Text Drawing
CGRect textRect = new CGRect(rect.X, rect.Y, rect.Width, rect.Height);
this.TextColor.SetFill();
textRect.Offset(0.0f, (textRect.Height - new NSString(this.Text).StringSize(this.Font, textRect.Size).Height) / 2.0f);
new NSString(this.Text).DrawString(textRect, this.Font, UILineBreakMode.TailTruncation, UITextAlignment.Center);
}
UIView CreateSwatchView(ColorRGB color, ColorSchemeType type, string title)
{
var labelHeight = 20d;
var scheme = ColorScheme.CreateColorScheme(color, type);
var rowRect = new CGRect(0, labelHeight, swatchSize, swatchSize);
var colorView = new UIView()
{
Frame = new CGRect(0, 0, scheme.Colors.Count * swatchSize, swatchSize + labelHeight)
};
var label = new UILabel
{
Text = title,
Font = UIFont.SystemFontOfSize(8f),
TextAlignment = UITextAlignment.Center,
Frame = new CGRect(0, 0, colorView.Frame.Width, labelHeight)
};
colorView.Add(label);
for (int i = 0; i < scheme.Colors.Count; i++)
{
if (i > 0)
{
rowRect.Offset(swatchSize, 0);
}
var colorRgb = (ColorRGB)scheme.Colors.Values.ElementAt(i);
var swatch = new ColorSwatchView(rowRect, colorRgb, colorRgb.ToHex());
colorView.Add(swatch);
}
return(colorView);
}
void AddFrameAroundFace(FaceRectangle faceRect)
{
NSImage image = ThePhoto.Image;
// The API returns based on # of pixels, but NSImage scales, so we need to have scaled versions based on size;
// The actual size of the image
double imagePixelWidth = (double)image.Representations()[0].PixelsWide;
double imagePixelHeight = (double)image.Representations()[0].PixelsHigh;
// The photo frame itself is always square, but not every image is square
CGRect photoFrame = ThePhoto.Subviews [0].Frame;
photoFrame.Offset(ThePhoto.Frame.Location);
// The % scaling needed in each axis
double percentageX = photoFrame.Width / imagePixelWidth;
double percentageY = photoFrame.Height / imagePixelHeight;
// Scaled position - API gives top left, but Cocoa wants bottom left.
double faceRectTopConverted = imagePixelHeight - faceRect.Top;
double picX = (int)Math.Round(faceRect.Left * percentageX);
double picY = (int)Math.Round(faceRectTopConverted * percentageY);
// Scaled size
double picWidth = (photoFrame.Width / imagePixelWidth) * faceRect.Width;
double picHeight = (photoFrame.Height / imagePixelHeight) * faceRect.Height;
BorderView borderView = new BorderView(new CGRect(photoFrame.X + picX, photoFrame.Y + picY - picHeight, picWidth, picHeight));
Borders.Add(borderView);
View.AddSubview(borderView);
}
private void SelectionChanged(object sender, EventArgsSelection <Linn.Kinsky.Source> e)
{
CGRect rect = iScrollView.Frame;
rect.Offset(rect.Width * 1, 0);
iScrollView.ScrollRectToVisible(rect, true);
}
static void DrawXamagram()
{
var context = UIGraphics.GetCurrentContext();
var color = UIColor.FromRGBA(0.204f, 0.600f, 0.863f, 1.000f);
context.SaveState();
context.TranslateCTM(257.0f, 257.0f);
context.RotateCTM(90.0f * (nfloat)Math.PI / 180.0f);
var polygonPath = new UIBezierPath();
polygonPath.MoveTo(new CGPoint(0.0f, -250.0f));
polygonPath.AddLineTo(new CGPoint(216.51f, -125.0f));
polygonPath.AddLineTo(new CGPoint(216.51f, 125.0f));
polygonPath.AddLineTo(new CGPoint(0.0f, 250.0f));
polygonPath.AddLineTo(new CGPoint(-216.51f, 125.0f));
polygonPath.AddLineTo(new CGPoint(-216.51f, -125.0f));
polygonPath.ClosePath();
color.SetFill();
polygonPath.Fill();
context.RestoreState();
var textRect = new CGRect(0.0f, 0.0f, 512.0f, 512.0f);
var textContent = "X";
UIColor.White.SetFill();
var textFont = UIFont.FromName("Helvetica", 350.0f);
textRect.Offset(0.0f, (textRect.Height - new NSString(textContent).StringSize(textFont, textRect.Size).Height) / 2.0f);
new NSString(textContent).DrawString(textRect, textFont, UILineBreakMode.WordWrap, UITextAlignment.Center);
}
async public Task SavehtmlToPDF()
{
var savePaenl = new NSSavePanel();
savePaenl.CanCreateDirectories = true;
savePaenl.CanSelectHiddenExtension = false;
savePaenl.Message = "Choose the path to save the document";
savePaenl.Prompt = "Save";
savePaenl.NameFieldStringValue = "LexisNexis-Document";
string title = PublicationsDataManager.SharedInstance.CurrentPublication.Name;
savePaenl.BeginSheet(NSApplication.SharedApplication.KeyWindow, (nint result) => {
if (result == 1)
{
PdfDocument pdfDocument = new PdfDocument();
CGRect documentRect = ContentWebView.MainFrame.FrameView.DocumentView.Frame;
CGRect frameRect = ContentWebView.MainFrame.FrameView.Frame;
CGRect pageRect = new CGRect(0, 0, frameRect.Width, frameRect.Height);
CGRect pRect = ContentWebView.MainFrame.FrameView.DocumentView.RectForPage(1);
int index = 0;
while (pageRect.Y < documentRect.Height)
{
var pdfData = ContentWebView.MainFrame.FrameView.DocumentView.DataWithPdfInsideRect(pageRect);
var image = new NSImage(pdfData);
string footer = "Currency date: " + PublicationsDataManager.SharedInstance.CurrentPublication.CurrencyDate.Value.ToString("dd MMM yyyy") +
" " +
"© 2015 LexisNexis" +
" " +
"Printed page " +
string.Format("{0}", index + 1);
var footerPage = new FooterPdfPage(image);
footerPage.PageHeader = title;
footerPage.PageFooter = footer;
pdfDocument.InsertPage(footerPage, index);
index++;
pageRect.Offset(0, frameRect.Height);
}
string fileName = savePaenl.Filename;
int length = fileName.Length;
if (length > 4 && fileName.Substring(length - 3).ToLower() == "pdf")
{
}
else
{
fileName += ".pdf";
}
string filePath = Path.Combine(Utility.GetAppCacheAbsolutePath(), fileName);
pdfDocument.Write(filePath);
}
});
}
/// <summary>
/// Dismisses the action sheet date picker
/// </summary>
public void Hide(bool animated)
{
CGRect frame = datePickerView.Frame;
UIView.Animate(0.2, () => {
frame.Offset(0, 100);
datePickerView.Frame = frame;
datePickerView.Alpha = 0;
});
datePickerView.RemoveFromSuperview();
}
private void PageChanged(object sender, EventArgs e)
{
nint page = iPageControl.CurrentPage;
CGRect rect = iScrollView.Frame;
rect.Offset(rect.Width * page, 0);
iScrollView.ScrollRectToVisible(rect, true);
iPageControlUsed = true;
}
public override CGRect EditingRect(CGRect forBounds)
{
CGRect rectOrigValue = base.EditingRect(forBounds);
// Only apply if we set it
if (this._bApplyTextOffset)
{
rectOrigValue.Offset(this._pTextOffset);
}
return(rectOrigValue);
}
//#pragma mark - Layout.
public CGRect MMButtonRectMake(CGRect rect, CGRect contentRect, UIUserInterfaceIdiom interfaceIdiom)
{
rect.Offset(contentRect.X, contentRect.Y);
if (interfaceIdiom == UIUserInterfaceIdiom.Pad)
{
nfloat inset = MMNumberKeyboardPadSpacing / 2.0f;
rect = rect.Inset(inset, inset);
}
return(rect);
}
/// <summary>
/// Dismisses the action sheet date picker
/// </summary>
public async Task Hide(bool animated)
{
CGRect frame = datePickerView.Frame;
await UIView.AnimateAsync(0.2, () => {
frame.Offset(0, 100);
datePickerView.Frame = frame;
datePickerView.Alpha = 0;
});
datePickerView.RemoveFromSuperview();
}
/// <summary>
/// Shows the action sheet picker from the view that was set as the owner.
/// </summary>
public async void Show()
{
// declare vars
float titleBarHeight = 40;
CGSize doneButtonSize = new CGSize(71, 30);
CGSize actionSheetSize = new CGSize(owner.Frame.Width, datePicker.Frame.Height + titleBarHeight);
CGRect datePickerFrame = new CGRect(0, owner.Frame.Height - actionSheetSize.Height
, actionSheetSize.Width, actionSheetSize.Height);
// show the action sheet and add the controls to it
//actionSheet.ShowInView (owner);
owner.AddSubview(datePickerView);
// Set the Y offset of the frame 100, so that it can be brought back upwards in a slide animation
datePickerFrame.Offset(0, 100);
// resize the date picker frame to fit our other stuff
datePickerView.Frame = datePickerFrame;
// move our picker to be at the bottom of the actionsheet (view coords are relative to the action sheet)
datePicker.Frame = new CGRect
((nfloat)datePicker.Frame.X, titleBarHeight, datePicker.Frame.Width, datePicker.Frame.Height);
// move our label to the top of the action sheet
titleLabel.Frame = new CGRect(10, 4, owner.Frame.Width - 100, 35);
// move our button
doneButton.Frame = new CGRect(actionSheetSize.Width - doneButtonSize.Width - 10, 7, doneButtonSize.Width, doneButtonSize.Height);
// First set the alpha of the datePickerView to 0 to prepare for a fade in animation
datePickerView.Alpha = 0;
// Store datePickerView.Frame in the temporary variable to allow it to be animated
datePickerFrame = datePickerView.Frame;
await UIView.AnimateAsync(0.2, () => {
datePickerFrame.Offset(0, -100);
datePickerView.Frame = datePickerFrame;
datePickerView.Alpha = 1;
});
}
public void AnimateTransition(IUIViewControllerContextTransitioning transitionContext)
{
var toController = transitionContext.GetViewControllerForKey(UITransitionContext.ToViewControllerKey);
var fromController = transitionContext.GetViewControllerForKey(UITransitionContext.FromViewControllerKey);
var animationDuration = TransitionDuration(transitionContext);
if (presenting)
{
transitionContext.ContainerView.AddSubview(toController.View);
var finalFrame = transitionContext.GetFinalFrameForViewController(toController);
var frame = new CGRect(finalFrame.Location, finalFrame.Size);
frame.Offset(0.0f, transitionContext.ContainerView.Frame.Height - 20);
toController.View.Frame = frame;
toController.View.Alpha = 0.5f;
AnimationExtensions.Animate(animationDuration, Curves.CardInCurve, () =>
{
toController.View.Frame = finalFrame;
toController.View.Alpha = 1.0f;
},
() => transitionContext.CompleteTransition(!transitionContext.TransitionWasCancelled));
}
else
{
var initialFrame = transitionContext.GetInitialFrameForViewController(fromController);
initialFrame.Offset(0.0f, transitionContext.ContainerView.Frame.Height);
var finalFrame = initialFrame;
if (transitionContext.IsInteractive)
{
UIView.Animate(
animationDuration,
() => fromController.View.Frame = finalFrame,
() => transitionContext.CompleteTransition(!transitionContext.TransitionWasCancelled)
);
}
else
{
AnimationExtensions.Animate(animationDuration, Curves.CardOutCurve, () =>
{
fromController.View.Frame = finalFrame;
fromController.View.Alpha = 0.5f;
},
() => transitionContext.CompleteTransition(!transitionContext.TransitionWasCancelled));
}
}
}
public AppDelegate()
{
var style = NSWindowStyle.Closable | NSWindowStyle.Resizable | NSWindowStyle.Titled;
var screenSize = NSScreen.MainScreen.Frame.Size;
var rect = new CGRect(0, 0, 1024, 768);
rect.Offset((screenSize.Width - rect.Width) / 2, (screenSize.Height - rect.Height) / 2);
window = new NSWindow(rect, style, NSBackingStore.Buffered, false)
{
Title = "Xamarin.Essentials",
TitleVisibility = NSWindowTitleVisibility.Hidden,
};
}
/*
* Render the page here: we assume we are already in a normalized coordinate system which maps
* our standard aspect ratio (3:4) to (1:1)
* The reason why we do this is to reuse the same drawing code for both the preview and the
* full screen; for full screen rendering, we map the whole view, whereas the preview maps
* the whole preview image to a quarter of the page.
* */
public CGRect [] RenderPage(Page page, CGSize size, bool unstyledDrawing)
{
var pageRect = new CGRect(0, 0, size.Width, size.Height);
var paragraphBounds = new CGRect [page.Paragraphs.Count];
using (var ctxt = UIGraphics.GetCurrentContext()) {
// fill background
ctxt.SetFillColor(UIColor.FromHSBA(0.11f, 0.2f, 1, 1).CGColor);
ctxt.FillRect(pageRect);
pageRect = pageRect.Inset(20, 20);
int i = 0;
foreach (var p in page.Paragraphs)
{
var bounds = new CGRect(pageRect.X, pageRect.Y, 0, 0);
if (UnstyledDrawing)
{
var text = new NSString(page.StringForParagraph(p));
var font = UIFont.FromName("HoeflerText-Regular", 24);
// draw text with the old legacy path, setting the font color to black.
ctxt.SetFillColor(UIColor.Black.CGColor);
bounds.Size = text.DrawString(pageRect, font);
}
else
{
// TODO: draw attributed text with new string drawing
var text = page.AttributedStringForParagraph(p);
var textContext = new NSStringDrawingContext();
text.DrawString(pageRect, NSStringDrawingOptions.UsesLineFragmentOrigin, textContext);
bounds = textContext.TotalBounds;
bounds.Offset(pageRect.X, pageRect.Y);
}
paragraphBounds [i++] = bounds;
pageRect.Y += bounds.Height;
}
return(paragraphBounds);
}
}
public override void AnimateTransition(IUIViewControllerContextTransitioning transitionContext)
{
var fromViewController = transitionContext.GetViewControllerForKey(UITransitionContext.FromViewControllerKey);
var toViewController = transitionContext.GetViewControllerForKey(UITransitionContext.ToViewControllerKey);
UIView containerView = transitionContext.ContainerView;
var fromView = transitionContext.GetViewFor(UITransitionContext.FromViewKey);
var toView = transitionContext.GetViewFor(UITransitionContext.ToViewKey);
var fromFrame = transitionContext.GetInitialFrameForViewController(fromViewController);
var toFrame = transitionContext.GetFinalFrameForViewController(toViewController);
var offset = new CGVector(0f, 0f);
if (targetEdge == UIRectEdge.Left)
{
offset = new CGVector(-1f, 0f);
}
else if (targetEdge == UIRectEdge.Right)
{
offset = new CGVector(1f, 0f);
}
fromView.Frame = fromFrame;
CGRect auxFrame = toFrame;
auxFrame.Offset(toFrame.Width * offset.dx * -1f, toFrame.Height * offset.dy * -1f);
toView.Frame = auxFrame;
containerView.AddSubview(toView);
var duration = TransitionDuration(transitionContext);
UIView.Animate(duration, 0, UIViewAnimationOptions.TransitionNone, () => {
var fromFrameAux = fromFrame;
fromFrameAux.Offset(fromFrame.Width * offset.dx, fromFrame.Height * offset.dy);
fromView.Frame = fromFrameAux;
toView.Frame = toFrame;
}, () => {
transitionContext.CompleteTransition(!transitionContext.TransitionWasCancelled);
}
);
}
protected void HandleDrag(UIPanGestureRecognizer recognizer)
{
// if it's just began, cache the location of the image
if (recognizer.State == UIGestureRecognizerState.Began)
{
originalImageFrame = imgDragMe.Frame;
}
if (recognizer.State != (UIGestureRecognizerState.Cancelled | UIGestureRecognizerState.Failed
| UIGestureRecognizerState.Possible))
{
// move the shape by adding the offset to the object's frame
CGPoint offset = recognizer.TranslationInView(imgDragMe);
CGRect newFrame = originalImageFrame;
newFrame.Offset(offset.X, offset.Y);
imgDragMe.Frame = newFrame;
}
}
private void HandleDrag(UIPanGestureRecognizer recognizer)
{
// If it's just began, cache the location of the image
if (recognizer.State == UIGestureRecognizerState.Began)
{
originalImageFrame = DragImage.Frame;
}
// Move the image if the gesture is valid
if (recognizer.State != (UIGestureRecognizerState.Cancelled | UIGestureRecognizerState.Failed
| UIGestureRecognizerState.Possible))
{
// Move the image by adding the offset to the object's frame
CGPoint offset = recognizer.TranslationInView(DragImage);
CGRect newFrame = originalImageFrame;
newFrame.Offset(offset.X, offset.Y);
DragImage.Frame = newFrame;
}
}
public override void AwakeFromNib()
{
base.AwakeFromNib();
scrollView.ContentSize = new CGSize(scrollView.Frame.Width * 3, scrollView.Frame.Height);
scrollView.Delegate = new Delegate(scrollView, pageControl);
viewControllerRoomSource.View.Frame = new CGRect(scrollView.Frame.Width * 0, 0, scrollView.Frame.Width, scrollView.Frame.Height);
scrollView.AddSubview(viewControllerRoomSource.View);
viewControllerNowPlaying.View.Frame = new CGRect(scrollView.Frame.Width * 1, 0, scrollView.Frame.Width, scrollView.Frame.Height);
scrollView.AddSubview(viewControllerNowPlaying.View);
viewControllerBrowser.View.Frame = new CGRect(scrollView.Frame.Width * 2, 0, scrollView.Frame.Width, scrollView.Frame.Height);
scrollView.AddSubview(viewControllerBrowser.View);
pageControl.CurrentPage = 1;
CGRect rect = scrollView.Frame;
rect.Offset(rect.Width * 1, 0);
scrollView.ScrollRectToVisible(rect, false);
iOsVersionLessThan5 = !UIDevice.CurrentDevice.CheckSystemVersion(5, 0);
}
/// <summary>
/// Shows the action sheet picker from the view that was set as the owner.
/// </summary>
public void Show ()
{
// declare vars
float titleBarHeight = 40;
CGSize doneButtonSize = new CGSize (71, 30);
CGSize actionSheetSize = new CGSize (owner.Frame.Width, DatePicker.Frame.Height + titleBarHeight);
CGRect datePickerFrame = new CGRect (0, owner.Frame.Height - actionSheetSize.Height
, actionSheetSize.Width, actionSheetSize.Height);
// show the action sheet and add the controls to it
//actionSheet.ShowInView (owner);
owner.AddSubview (datePickerView);
// Set the Y offset of the frame 100, so that it can be brought back upwards in a slide animation
datePickerFrame.Offset (0, 100);
// resize the date picker frame to fit our other stuff
datePickerView.Frame = datePickerFrame;
// move our picker to be at the bottom of the actionsheet (view coords are relative to the action sheet)
DatePicker.Frame = new CGRect ((nfloat)DatePicker.Frame.X, titleBarHeight, DatePicker.Frame.Width, DatePicker.Frame.Height);
// move our label to the top of the action sheet
titleLabel.Frame = new CGRect (10, 4, owner.Frame.Width - 100, 35);
// move our button
doneButton.Frame = new CGRect (actionSheetSize.Width - doneButtonSize.Width - 10, 7, doneButtonSize.Width, doneButtonSize.Height);
// First set the alpha of the datePickerView to 0 to prepare for a fade in animation
datePickerView.Alpha = 0;
// Store datePickerView.Frame in the temporary variable to allow it to be animated
datePickerFrame = datePickerView.Frame;
UIView.Animate (0.2, () => {
datePickerFrame.Offset (0, -100);
datePickerView.Frame = datePickerFrame;
datePickerView.Alpha = 1;
});
}
public static SCNNode SCBoxNode (string title, CGRect frame, NSColor color, float cornerRadius, bool centered)
{
NSMutableDictionary titleAttributes = null;
NSMutableDictionary centeredTitleAttributes = null;
// create and extrude a bezier path to build the box
var path = NSBezierPath.FromRoundedRect (frame, cornerRadius, cornerRadius);
path.Flatness = 0.05f;
var shape = SCNShape.Create (path, 20);
shape.ChamferRadius = 0.0f;
var node = SCNNode.Create ();
node.Geometry = shape;
// create an image and fill with the color and text
var textureSize = new CGSize ();
textureSize.Width = NMath.Ceiling (frame.Size.Width * 1.5f);
textureSize.Height = NMath.Ceiling (frame.Size.Height * 1.5f);
var texture = new NSImage (textureSize);
texture.LockFocus ();
var drawFrame = new CGRect (0, 0, textureSize.Width, textureSize.Height);
nfloat hue, saturation, brightness, alpha;
(color.UsingColorSpace (NSColorSpace.DeviceRGBColorSpace)).GetHsba (out hue, out saturation, out brightness, out alpha);
var lightColor = NSColor.FromDeviceHsba (hue, saturation - 0.2f, brightness + 0.3f, alpha);
lightColor.Set ();
NSGraphics.RectFill (drawFrame);
NSBezierPath fillpath = null;
if (cornerRadius == 0 && centered == false) {
//special case for the "labs" slide
drawFrame.Offset (0, -2);
fillpath = NSBezierPath.FromRoundedRect (drawFrame, cornerRadius, cornerRadius);
} else {
drawFrame.Inflate (-3, -3);
fillpath = NSBezierPath.FromRoundedRect (drawFrame, cornerRadius, cornerRadius);
}
color.Set ();
fillpath.Fill ();
// draw the title if any
if (title != null) {
if (titleAttributes == null) {
var paraphStyle = new NSMutableParagraphStyle ();
paraphStyle.LineBreakMode = NSLineBreakMode.ByWordWrapping;
paraphStyle.Alignment = NSTextAlignment.Center;
paraphStyle.MinimumLineHeight = 38;
paraphStyle.MaximumLineHeight = 38;
var font = NSFont.FromFontName ("Myriad Set Semibold", 34) != null ? NSFont.FromFontName ("Myriad Set Semibold", 34) : NSFont.FromFontName ("Avenir Medium", 34);
var shadow = new NSShadow ();
shadow.ShadowOffset = new CGSize (0, -2);
shadow.ShadowBlurRadius = 4;
shadow.ShadowColor = NSColor.FromDeviceWhite (0.0f, 0.5f);
titleAttributes = new NSMutableDictionary ();
titleAttributes.SetValueForKey (font, NSAttributedString.FontAttributeName);
titleAttributes.SetValueForKey (NSColor.White, NSAttributedString.ForegroundColorAttributeName);
titleAttributes.SetValueForKey (shadow, NSAttributedString.ShadowAttributeName);
titleAttributes.SetValueForKey (paraphStyle, NSAttributedString.ParagraphStyleAttributeName);
var centeredParaphStyle = (NSMutableParagraphStyle)paraphStyle.MutableCopy ();
centeredParaphStyle.Alignment = NSTextAlignment.Center;
centeredTitleAttributes = new NSMutableDictionary ();
centeredTitleAttributes.SetValueForKey (font, NSAttributedString.FontAttributeName);
centeredTitleAttributes.SetValueForKey (NSColor.White, NSAttributedString.ForegroundColorAttributeName);
centeredTitleAttributes.SetValueForKey (shadow, NSAttributedString.ShadowAttributeName);
centeredTitleAttributes.SetValueForKey (paraphStyle, NSAttributedString.ParagraphStyleAttributeName);
}
var attrString = new NSAttributedString (title, centered ? centeredTitleAttributes : titleAttributes);
var textSize = attrString.Size;
//check if we need two lines to draw the text
var twoLines = title.Contains ("\n");
if (!twoLines)
twoLines = textSize.Width > frame.Size.Width && title.Contains (" ");
//if so, we need to adjust the size to center vertically
if (twoLines)
textSize.Height += 38;
if (!centered)
drawFrame.Inflate (-15, 0);
//center vertically
var dy = (drawFrame.Size.Height - textSize.Height) * 0.5f;
var drawFrameHeight = drawFrame.Size.Height;
drawFrame.Size = new CGSize (drawFrame.Size.Width, drawFrame.Size.Height - dy);
attrString.DrawString (drawFrame);
}
texture.UnlockFocus ();
//set the created image as the diffuse texture of our 3D box
var front = SCNMaterial.Create ();
front.Diffuse.Contents = texture;
front.LocksAmbientWithDiffuse = true;
//use a lighter color for the chamfer and sides
var sides = SCNMaterial.Create ();
sides.Diffuse.Contents = lightColor;
node.Geometry.Materials = new SCNMaterial[] {
front,
sides,
sides,
sides,
sides
};
return node;
}
public static UIImage Resize(
UIImage sourceImage,
CGSize requestedSize,
ResizeMethod resizeMethod = ResizeMethod.Stretch,
ResizeAlignment resizeAlignment = ResizeAlignment.CenterCenter,
bool antiAliasing = true,
CGInterpolationQuality interpolationQuality = CGInterpolationQuality.High,
UIColor paddingColor = null)
{
if (paddingColor == null)
{
paddingColor = UIColor.Clear;
}
var sourceImageSize = (CGSize)sourceImage.Size;
var scaleWidth = ((float)requestedSize.Width / (float)sourceImageSize.Width);
var scaleHeight = ((float)requestedSize.Height / (float)sourceImageSize.Height);
CGSize destImageSize;
CGRect sourceBlitRect = CGRect.Empty;
CGRect destBlitRect = CGRect.Empty;
bool alignSourceBlitRect = false;
bool alignDestBlitRect = false;
switch (resizeMethod)
{
case ResizeMethod.AspectFit:
sourceBlitRect = new CGRect(CGPoint.Empty, sourceImageSize);
scaleWidth = Math.Min(scaleWidth, scaleHeight);
scaleHeight = Math.Min(scaleWidth, scaleHeight);
destBlitRect.Width = sourceImageSize.Width * scaleWidth;
destBlitRect.Height = sourceImageSize.Height * scaleHeight;
destImageSize = destBlitRect.Size;
break;
case ResizeMethod.AspectFitPadded:
sourceBlitRect = new CGRect(CGPoint.Empty, sourceImageSize);
scaleWidth = Math.Min(scaleWidth, scaleHeight);
scaleHeight = Math.Min(scaleWidth, scaleHeight);
destBlitRect.Width = sourceImageSize.Width * scaleWidth;
destBlitRect.Height = sourceImageSize.Height * scaleHeight;
destImageSize = requestedSize;
alignDestBlitRect = true;
break;
case ResizeMethod.AspectFill:
var sourceAspect = sourceImageSize.Width / sourceImageSize.Height;
var destAspect = requestedSize.Width / requestedSize.Height;
if (destAspect > sourceAspect)
{
sourceBlitRect = new CGRect(0, 0, sourceImageSize.Width, sourceImageSize.Width / destAspect);
alignSourceBlitRect = true;
}
else if (destAspect < sourceAspect)
{
sourceBlitRect = new CGRect(0, 0, sourceImageSize.Height * destAspect, sourceImageSize.Height);
alignSourceBlitRect = true;
}
else
{
sourceBlitRect = new CGRect(CGPoint.Empty, sourceImageSize);
}
destBlitRect = new CGRect(CGPoint.Empty, requestedSize);
destImageSize = requestedSize;
break;
case ResizeMethod.Stretch:
default:
sourceBlitRect = new CGRect(CGPoint.Empty, sourceImageSize);
destBlitRect.Width = sourceImageSize.Width * scaleWidth;
destBlitRect.Height = sourceImageSize.Height * scaleHeight;
destImageSize = requestedSize;
break;
}
if (alignDestBlitRect)
{
switch (resizeAlignment)
{
case ResizeAlignment.TopLeft:
destBlitRect.Offset(0, 0);
break;
case ResizeAlignment.TopCenter:
destBlitRect.Offset((destImageSize.Width - destBlitRect.Width) / 2, 0);
break;
case ResizeAlignment.TopRight:
destBlitRect.Offset(destImageSize.Width - destBlitRect.Width, 0);
break;
case ResizeAlignment.CenterLeft:
destBlitRect.Offset(0, (destImageSize.Height - destBlitRect.Height) / 2);
break;
case ResizeAlignment.CenterCenter:
destBlitRect.Offset((destImageSize.Width - destBlitRect.Width) / 2, (destImageSize.Height - destBlitRect.Height) / 2);
break;
case ResizeAlignment.CenterRight:
destBlitRect.Offset((destImageSize.Width - destBlitRect.Width), (destImageSize.Height - destBlitRect.Height) / 2);
break;
case ResizeAlignment.BottomLeft:
destBlitRect.Offset(0, (destImageSize.Height - destBlitRect.Height));
break;
case ResizeAlignment.BottomCenter:
destBlitRect.Offset((destImageSize.Width - destBlitRect.Width) / 2, destImageSize.Height - destBlitRect.Height);
break;
case ResizeAlignment.BottomRight:
destBlitRect.Offset(destImageSize.Width - destBlitRect.Width, destImageSize.Height - destBlitRect.Height);
break;
default:
break;
}
}
if (alignSourceBlitRect)
{
switch (resizeAlignment)
{
case ResizeAlignment.TopLeft:
sourceBlitRect.Offset(0, 0);
break;
case ResizeAlignment.TopCenter:
sourceBlitRect.Offset((sourceImageSize.Width - sourceBlitRect.Width) / 2, 0);
break;
case ResizeAlignment.TopRight:
sourceBlitRect.Offset(sourceImageSize.Width - sourceBlitRect.Width, 0);
break;
case ResizeAlignment.CenterLeft:
sourceBlitRect.Offset(0, (sourceImageSize.Height - sourceBlitRect.Height) / 2);
break;
case ResizeAlignment.CenterCenter:
sourceBlitRect.Offset((sourceImageSize.Width - sourceBlitRect.Width) / 2, (sourceImageSize.Height - sourceBlitRect.Height) / 2);
break;
case ResizeAlignment.CenterRight:
sourceBlitRect.Offset((sourceImageSize.Width - sourceBlitRect.Width), (sourceImageSize.Height - sourceBlitRect.Height) / 2);
break;
case ResizeAlignment.BottomLeft:
sourceBlitRect.Offset(0, sourceImageSize.Height - sourceBlitRect.Height);
break;
case ResizeAlignment.BottomCenter:
sourceBlitRect.Offset((sourceImageSize.Width - sourceBlitRect.Width) / 2, sourceImageSize.Height - sourceBlitRect.Height);
break;
case ResizeAlignment.BottomRight:
sourceBlitRect.Offset((sourceImageSize.Width - sourceBlitRect.Width), sourceImageSize.Height - sourceBlitRect.Height);
break;
default:
break;
}
}
var imageToUse = alignSourceBlitRect ? Crop(sourceImage, sourceBlitRect) : sourceImage;
UIGraphics.BeginImageContext(destImageSize);
var context = UIGraphics.GetCurrentContext();
//context.TranslateCTM(0, destImageSize.Height);
//context.ScaleCTM(1f, -1f);
context.InterpolationQuality = interpolationQuality;
context.SetAllowsAntialiasing(antiAliasing);
context.SetFillColor(paddingColor.CGColor);
context.FillRect(new CGRect(CGPoint.Empty, destImageSize));
//context.DrawImage(destBlitRect, imageToUse.CGImage);
imageToUse.Draw(destBlitRect);
UIImage resizedImage = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
if (imageToUse != sourceImage)
{
imageToUse.Dispose();
}
return(resizedImage);
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
var padding = 40;
swatchSize = (float)(View.Frame.Width - padding * 2) / 3f;
var rowRect = new CGRect(40, swatchSize, swatchSize, swatchSize);
var primaryColor = ColorRGB.FromHex("#F04C3B");
// Row
var primary = new ColorSwatchView(rowRect, primaryColor, "Primary\n" + primaryColor.ToHex());
Add(primary);
rowRect.Offset(swatchSize, 0);
var colorLightened = primaryColor.Lightened();
var lighter = new ColorSwatchView(rowRect, colorLightened, "Lighter\n" + colorLightened.ToHex());
Add(lighter);
rowRect.Offset(swatchSize, 0);
var colorDarkened = primaryColor.Darkened();
var darker = new ColorSwatchView(rowRect, colorDarkened, "Darker\n" + colorDarkened.ToHex());
Add(darker);
// Row 2
rowRect.Offset(-swatchSize * 2, swatchSize);
var colorSaturated = primaryColor.Saturated();
var saturated = new ColorSwatchView(rowRect, colorSaturated, "Saturated\n" + colorSaturated.ToHex());
Add(saturated);
rowRect.Offset(swatchSize, 0);
var colorDesaturated = primaryColor.Desaturated();
var desaturated = new ColorSwatchView(rowRect, colorDesaturated, "Desaturated\n" + colorDesaturated.ToHex());
Add(desaturated);
rowRect.Offset(swatchSize, 0);
var colorGray = primaryColor.GrayScale();
var grayscaled = new ColorSwatchView(rowRect, colorGray, "Grayscale\n" + colorGray.ToHex());
Add(grayscaled);
// Row 32
rowRect.Offset(-swatchSize * 2, swatchSize);
var colorAdjusted = primaryColor.AdjustHue(45);
var adjusted = new ColorSwatchView(rowRect, colorAdjusted, "Adjusted\n" + colorAdjusted.ToHex());
Add(adjusted);
rowRect.Offset(swatchSize, 0);
var colorCompliment = primaryColor.Complementary();
var compliment = new ColorSwatchView(rowRect, colorCompliment, "Compliment\n" + colorCompliment.ToHex());
Add(compliment);
rowRect.Offset(swatchSize, 0);
var colorInverted = primaryColor.Inverted();
var invert = new ColorSwatchView(rowRect, colorInverted, "Invert\n" + colorInverted.ToHex());
Add(invert);
// Row3
rowRect.Offset(-swatchSize * 2, swatchSize);
var colorMixBlue = primaryColor.Mix(ConvertColor(UIColor.Blue));
var mixBlue = new ColorSwatchView(rowRect, colorMixBlue, "Mix Blue\n" + colorMixBlue.ToHex());
Add(mixBlue);
rowRect.Offset(swatchSize, 0);
var colorMixGreen = primaryColor.Mix(ConvertColor(UIColor.Green));
var mixGreen = new ColorSwatchView(rowRect, colorMixGreen, "Mix Green\n" + colorMixGreen.ToHex());
Add(mixGreen);
rowRect.Offset(swatchSize, 0);
var colorMixYellow = primaryColor.Mix(ConvertColor(UIColor.Yellow));
var mixYellow = new ColorSwatchView(rowRect, colorMixYellow, "Mix Yellow\n" + colorMixYellow.ToHex());
Add(mixYellow);
// Row 5 3
rowRect.Offset(-swatchSize * 2, swatchSize);
var colorTinted = primaryColor.Tinted();
var tint = new ColorSwatchView(rowRect, colorTinted, "Tint\n" + colorTinted.ToHex());
Add(tint);
rowRect.Offset(swatchSize, 0);
var colorShaded = primaryColor.Shaded();
var shade = new ColorSwatchView(rowRect, colorShaded, "Shade\n" + colorShaded.ToHex());
Add(shade);
}
public static SCNNode SCBoxNode(string title, CGRect frame, NSColor color, float cornerRadius, bool centered)
{
NSMutableDictionary titleAttributes = null;
NSMutableDictionary centeredTitleAttributes = null;
// create and extrude a bezier path to build the box
var path = NSBezierPath.FromRoundedRect(frame, cornerRadius, cornerRadius);
path.Flatness = 0.05f;
var shape = SCNShape.Create(path, 20);
shape.ChamferRadius = 0.0f;
var node = SCNNode.Create();
node.Geometry = shape;
// create an image and fill with the color and text
var textureSize = new CGSize();
textureSize.Width = (float)Math.Ceiling((double)frame.Size.Width * 1.5);
textureSize.Height = (float)Math.Ceiling((double)frame.Size.Height * 1.5);
var texture = new NSImage(textureSize);
texture.LockFocus();
var drawFrame = new CGRect(0, 0, textureSize.Width, textureSize.Height);
nfloat hue, saturation, brightness, alpha;
(color.UsingColorSpace(NSColorSpace.DeviceRGBColorSpace)).GetHsba(out hue, out saturation, out brightness, out alpha);
var lightColor = NSColor.FromDeviceHsba(hue, saturation - 0.2f, brightness + 0.3f, alpha);
lightColor.Set();
NSGraphics.RectFill(drawFrame);
NSBezierPath fillpath = null;
if (cornerRadius == 0 && centered == false)
{
//special case for the "labs" slide
drawFrame.Offset(0, -2);
fillpath = NSBezierPath.FromRoundedRect(drawFrame, cornerRadius, cornerRadius);
}
else
{
drawFrame.Inflate(-3, -3);
fillpath = NSBezierPath.FromRoundedRect(drawFrame, cornerRadius, cornerRadius);
}
color.Set();
fillpath.Fill();
// draw the title if any
if (title != null)
{
if (titleAttributes == null)
{
var paraphStyle = new NSMutableParagraphStyle();
paraphStyle.LineBreakMode = NSLineBreakMode.ByWordWrapping;
paraphStyle.Alignment = NSTextAlignment.Center;
paraphStyle.MinimumLineHeight = 38;
paraphStyle.MaximumLineHeight = 38;
var font = NSFont.FromFontName("Myriad Set Semibold", 34) != null?NSFont.FromFontName("Myriad Set Semibold", 34) : NSFont.FromFontName("Avenir Medium", 34);
var shadow = new NSShadow();
shadow.ShadowOffset = new CGSize(0, -2);
shadow.ShadowBlurRadius = 4;
shadow.ShadowColor = NSColor.FromDeviceWhite(0.0f, 0.5f);
titleAttributes = new NSMutableDictionary();
titleAttributes.SetValueForKey(font, NSAttributedString.FontAttributeName);
titleAttributes.SetValueForKey(NSColor.White, NSAttributedString.ForegroundColorAttributeName);
titleAttributes.SetValueForKey(shadow, NSAttributedString.ShadowAttributeName);
titleAttributes.SetValueForKey(paraphStyle, NSAttributedString.ParagraphStyleAttributeName);
var centeredParaphStyle = (NSMutableParagraphStyle)paraphStyle.MutableCopy();
centeredParaphStyle.Alignment = NSTextAlignment.Center;
centeredTitleAttributes = new NSMutableDictionary();
centeredTitleAttributes.SetValueForKey(font, NSAttributedString.FontAttributeName);
centeredTitleAttributes.SetValueForKey(NSColor.White, NSAttributedString.ForegroundColorAttributeName);
centeredTitleAttributes.SetValueForKey(shadow, NSAttributedString.ShadowAttributeName);
centeredTitleAttributes.SetValueForKey(paraphStyle, NSAttributedString.ParagraphStyleAttributeName);
}
var attrString = new NSAttributedString(title, centered ? centeredTitleAttributes : titleAttributes);
var textSize = attrString.Size;
//check if we need two lines to draw the text
var twoLines = title.Contains("\n");
if (!twoLines)
{
twoLines = textSize.Width > frame.Size.Width && title.Contains(" ");
}
//if so, we need to adjust the size to center vertically
if (twoLines)
{
textSize.Height += 38;
}
if (!centered)
{
drawFrame.Inflate(-15, 0);
}
//center vertically
var dy = (drawFrame.Size.Height - textSize.Height) * 0.5f;
var drawFrameHeight = drawFrame.Size.Height;
drawFrame.Size = new CGSize(drawFrame.Size.Width, drawFrame.Size.Height - dy);
attrString.DrawString(drawFrame);
}
texture.UnlockFocus();
//set the created image as the diffuse texture of our 3D box
var front = SCNMaterial.Create();
front.Diffuse.Contents = texture;
front.LocksAmbientWithDiffuse = true;
//use a lighter color for the chamfer and sides
var sides = SCNMaterial.Create();
sides.Diffuse.Contents = lightColor;
node.Geometry.Materials = new SCNMaterial[] {
front,
sides,
sides,
sides,
sides
};
return(node);
}
//#pragma mark - Layout.
public CGRect MMButtonRectMake(CGRect rect, CGRect contentRect, UIUserInterfaceIdiom interfaceIdiom){
rect.Offset( contentRect.X, contentRect.Y);
if (interfaceIdiom == UIUserInterfaceIdiom.Pad) {
nfloat inset = MMNumberKeyboardPadSpacing / 2.0f;
rect = rect.Inset( inset, inset);
}
return rect;
}
private void DrawCanvasMain(UIColor colorMainBackGroundStart, UIColor colorMainBackGroundEnd, CGRect menuLogoFrame)
{
// General Declarations
var colorSpace = CGColorSpace.CreateDeviceRGB();
var context = UIGraphics.GetCurrentContext();
// Color Declarations
var colorTextWhiteFade = UIColor.FromRGBA(1.000f, 1.000f, 1.000f, 0.8f);
var colorTextOuterShadowColor = UIColor.FromRGBA(0.000f, 0.000f, 0.000f, 0.55f);
var colorTextNumbersShadowColor = UIColor.FromRGBA(0.000f, 0.000f, 0.000f, 0.6f);
// Gradient Declarations
var gradientBackGroundColors = new CGColor [] { colorMainBackGroundStart.CGColor, colorMainBackGroundStart.CGColor, colorMainBackGroundEnd.CGColor };
var gradientBackGroundLocations = new nfloat [] { 0.0f, 0.1f, 1.0f };
var gradientBackGround = new CGGradient(colorSpace, gradientBackGroundColors, gradientBackGroundLocations);
// Shadow Declarations
var colorTextNathansWayShadow = colorTextOuterShadowColor.CGColor;
var colorTextNathansWayShadowOffset = new CGSize(-38.0f, -11.0f);
var colorTextNathansWayShadowBlurRadius = 5.0f;
var colorTextNumbersShadow = colorTextNumbersShadowColor.CGColor;
var colorTextNumbersShadowOffset = new CGSize(26.0f, 15.0f);
var colorTextNumbersShadowBlurRadius = 5.0f;
// Variable Declarations
var strAppName = "MainMenu-Appname".Aspylate();
var strStudentName = "MainMenu-Student".Aspylate();
var strTeacherName = "MainMenu-Teacher".Aspylate();
string strLogoNathansWay = "MainMenu-Logo1".Aspylate();
string strLogo1234567890 = "MainMenu-Logo2".Aspylate();
// FrameBackdropWhite Drawing
var frameBackdropWhitePath = UIBezierPath.FromRect(menuLogoFrame);
UIColor.White.SetFill();
frameBackdropWhitePath.Fill();
// MainFrame Drawing
var mainFramePath = UIBezierPath.FromRect(menuLogoFrame);
context.SaveState();
mainFramePath.AddClip();
context.DrawLinearGradient(gradientBackGround, new CGPoint(512.0f, -0.0f), new CGPoint(512.0f, 768.0f), 0);
context.RestoreState();
// NathansWay
{
}
// textLogoNathansWay Drawing
CGRect textLogoNathansWayRect = new CGRect(0.0f, 0.0f, 350.0f, 70.0f);
{
var textContent = "nathansway";
context.SaveState();
context.SetShadow(colorTextNathansWayShadowOffset, colorTextNathansWayShadowBlurRadius, colorTextNathansWayShadow);
colorTextWhiteFade.SetFill();
var textLogoNathansWayFont = UIFont.FromName("HelveticaNeue-Light", 50.0f);
textLogoNathansWayRect.Offset(0.0f, (textLogoNathansWayRect.Height - new NSString(textContent).StringSize(textLogoNathansWayFont, textLogoNathansWayRect.Size).Height) / 2.0f);
new NSString(strLogoNathansWay).DrawString(textLogoNathansWayRect, textLogoNathansWayFont, UILineBreakMode.WordWrap, UITextAlignment.Center);
context.RestoreState();
}
// textNumberDisplay Drawing
CGRect textNumberDisplayRect = new CGRect(94.0f, 44.0f, 330.0f, 74.0f);
{
var textContent = "1234567890";
context.SaveState();
context.SetShadow(colorTextNumbersShadowOffset, colorTextNumbersShadowBlurRadius, colorTextNumbersShadow);
colorTextWhiteFade.SetFill();
var textNumberDisplayFont = UIFont.FromName("Helvetica-Light", 40.0f);
textNumberDisplayRect.Offset(0.0f, (textNumberDisplayRect.Height - new NSString(textContent).StringSize(textNumberDisplayFont, textNumberDisplayRect.Size).Height) / 2.0f);
new NSString(strLogo1234567890).DrawString(textNumberDisplayRect, textNumberDisplayFont, UILineBreakMode.WordWrap, UITextAlignment.Center);
context.RestoreState();
}
// textNumbers Drawing
CGRect textNumbersRect = new CGRect(86.0f, 28.0f, 228.0f, 66.0f);
UIColor.Gray.SetFill();
new NSString(strAppName).DrawString(textNumbersRect, UIFont.FromName("Helvetica-Light", 50.0f), UILineBreakMode.WordWrap, UITextAlignment.Center);
// templateButtonLesson Drawing
var templateButtonLessonPath = UIBezierPath.FromRoundedRect(new CGRect(51.0f, 257.0f, 446.0f, 150.0f), this._buttonMenuCornerRadius);
UIColor.White.SetFill();
templateButtonLessonPath.Fill();
// templateButtonToolBox Drawing
var templateButtonToolBoxPath = UIBezierPath.FromRoundedRect(new CGRect(527.0f, 257.0f, 446.0f, 150.0f), this._buttonMenuCornerRadius);
UIColor.White.SetFill();
templateButtonToolBoxPath.Fill();
// templateButtonTeacher Drawing
var templateButtonTeacherPath = UIBezierPath.FromRoundedRect(new CGRect(51.0f, 417.0f, 446.0f, 150.0f), this._buttonMenuCornerRadius);
UIColor.White.SetFill();
templateButtonTeacherPath.Fill();
// templateButtonStudent Drawing
var templateButtonStudentPath = UIBezierPath.FromRoundedRect(new CGRect(527.0f, 417.0f, 446.0f, 150.0f), this._buttonMenuCornerRadius);
UIColor.White.SetFill();
templateButtonStudentPath.Fill();
// templateButtonLessonEdit Drawing
var templateButtonLessonEditPath = UIBezierPath.FromRoundedRect(new CGRect(51.0f, 577.0f, 446.0f, 150.0f), this._buttonMenuCornerRadius);
UIColor.White.SetFill();
templateButtonLessonEditPath.Fill();
// templateButtonVisuals Drawing
var templateButtonVisualsPath = UIBezierPath.FromRoundedRect(new CGRect(527.0f, 577.0f, 446.0f, 150.0f), this._buttonMenuCornerRadius);
UIColor.White.SetFill();
templateButtonVisualsPath.Fill();
// ComboBoxGroupFrame Drawing
var comboBoxGroupFramePath = UIBezierPath.FromRoundedRect(new CGRect(51.0f, 124.5f, 924.0f, 120.0f), 6.0f);
colorTextWhiteFade.SetStroke();
comboBoxGroupFramePath.LineWidth = 1.0f;
comboBoxGroupFramePath.Stroke();
// TeacherFrame Drawing
var teacherFramePath = UIBezierPath.FromRoundedRect(new CGRect(76.0f, 180.0f, 400.0f, 44.0f), 4.0f);
colorTextWhiteFade.SetStroke();
teacherFramePath.LineWidth = 1.0f;
teacherFramePath.Stroke();
// StudentFrame Drawing
var studentFramePath = UIBezierPath.FromRoundedRect(new CGRect(550.0f, 180.0f, 400.0f, 44.0f), 4.0f);
colorTextWhiteFade.SetStroke();
studentFramePath.LineWidth = 1.0f;
studentFramePath.Stroke();
//// textNumbers 2 Drawing
CGRect textNumbers2Rect = new CGRect(76.0f, 132.0f, 400.0f, 40.0f);
UIColor.White.SetFill();
new NSString(strTeacherName).DrawString(textNumbers2Rect, UIFont.FromName("Helvetica-Light", 30.0f), UILineBreakMode.WordWrap, UITextAlignment.Left);
//// textNumbers 3 Drawing
CGRect textNumbers3Rect = new CGRect(550.0f, 132.0f, 400.0f, 40.0f);
UIColor.White.SetFill();
new NSString(strStudentName).DrawString(textNumbers3Rect, UIFont.FromName("Helvetica-Light", 30.0f), UILineBreakMode.WordWrap, UITextAlignment.Left);
}
public void RestrainViewPort(float offsetLeft, float offsetTop, float offsetRight, float offsetBottom)
{
contentRect.Offset(offsetLeft, offsetTop);
contentRect.Size = new CGSize(chartWidth - offsetRight, chartHeight - offsetBottom);
}
void drawFaces(CIFeature[] features, CGRect clearAperture, UIDeviceOrientation orientation)
{
var sublayers = this.previewLayer.Sublayers;
int sublayersCount = sublayers.Length, currentSublayer = 0;
int featuresCount = features.Length, currentFeature = 0;
CATransaction.Begin();
CATransaction.DisableActions = true;
//CATransaction.SetValueForKey (true, CATransaction.DisableActionsKey);
// hide all the face layers
foreach (CALayer layer in sublayers)
{
if (layer.Name == "FaceLayer")
{
layer.Hidden = true;
}
}
if (featuresCount == 0)
{
CATransaction.Commit();
return; // early bail.
}
var parentFrameSize = this.previewView.Frame.Size;
var gravity = this.previewLayer.VideoGravity;
var isMirrored = this.previewLayer.Mirrored;
CGRect previewBox = videoPreviewBoxForGravity(
gravity,
parentFrameSize,
clearAperture.Size
);
foreach (CIFaceFeature ff in features)
{
// find the correct position for the square layer within the previewLayer
// the feature box originates in the bottom left of the video frame.
// (Bottom right if mirroring is turned on)
CGRect faceRect = ff.Bounds;
// flip preview width and height
var temp = faceRect.Size.Width;
faceRect.Width = faceRect.Size.Height;
faceRect.Height = temp;
temp = faceRect.Location.X;
faceRect.X = faceRect.Location.Y;
faceRect.Y = temp;
// scale coordinates so they fit in the preview box, which may be scaled
var widthScaleBy = previewBox.Size.Width / clearAperture.Size.Height;
var heightScaleBy = previewBox.Size.Height / clearAperture.Size.Width;
faceRect.Width *= widthScaleBy;
faceRect.Height *= heightScaleBy;
faceRect.X *= widthScaleBy;
faceRect.Y *= heightScaleBy;
if (isMirrored)
{
/*faceRect = */ faceRect.Offset(previewBox.Location.X + previewBox.Size.Width - faceRect.Size.Width - (faceRect.Location.X * 2), previewBox.Location.Y);
}
else
{
/*faceRect = */ faceRect.Offset(previewBox.Location.X, previewBox.Location.Y);
}
CALayer featureLayer = null;
// re-use an existing layer if possible
while (featureLayer == null && (currentSublayer < sublayersCount))
{
var currentLayer = sublayers [currentSublayer++];
if (currentLayer.Name == "FaceLayer")
{
featureLayer = currentLayer;
currentLayer.Hidden = false;
}
}
// create a new one if necessary
if (featureLayer == null)
{
featureLayer = new CALayer();
featureLayer.Contents = this.borderImage.CGImage;
featureLayer.Name = "FaceLayer";
this.previewLayer.AddSublayer(featureLayer);
featureLayer = null;
}
featureLayer.Frame = faceRect;
switch (orientation)
{
case UIDeviceOrientation.Portrait:
featureLayer.AffineTransform = CGAffineTransform.MakeRotation(DegreesToRadians(0));
break;
case UIDeviceOrientation.PortraitUpsideDown:
featureLayer.AffineTransform = CGAffineTransform.MakeRotation(DegreesToRadians(180));
break;
case UIDeviceOrientation.LandscapeLeft:
featureLayer.AffineTransform = CGAffineTransform.MakeRotation(DegreesToRadians(90));
break;
case UIDeviceOrientation.LandscapeRight:
featureLayer.AffineTransform = CGAffineTransform.MakeRotation(DegreesToRadians(-90));
break;
case UIDeviceOrientation.FaceUp:
case UIDeviceOrientation.FaceDown:
default:
break; // leave the layer in its last known orientation
}
currentFeature++;
}
CATransaction.Commit();
}
private void DrawFaces(CIFeature[] features,
CGRect clearAperture,
UIDeviceOrientation deviceOrientation)
{
var pLayer = this.previewLayer as AVCaptureVideoPreviewLayer;
var subLayers = pLayer.Sublayers;
var subLayersCount = subLayers.Count();
var featureCount = features.Count();
nint currentSubLayer = 0, currentFeature = 0;
CATransaction.Begin();
CATransaction.DisableActions = true;
foreach (var layer in subLayers)
{
if (layer.Name == "FaceLayer")
{
layer.Hidden = true;
}
}
Console.WriteLine("Feature: " + featureCount);
if (featureCount == 0)
{
CATransaction.Commit();
return;
}
var parentFameSize = this.HomeView.Frame.Size;
var gravity = pLayer.VideoGravity;
var isMirrored = pLayer.Connection.VideoMirrored;
var previewBox = VideoPreviewBoxForGravity(gravity, parentFameSize, clearAperture.Size);
foreach (var feature in features)
{
// find the correct position for the square layer within the previewLayer
// the feature box originates in the bottom left of the video frame.
// (Bottom right if mirroring is turned on)
CGRect faceRect = feature.Bounds;
// flip preview width and height
var tempCGSize = new CGSize(faceRect.Size.Height, faceRect.Size.Width);
faceRect.Size = tempCGSize;
faceRect.X = faceRect.Y;
faceRect.Y = faceRect.X;
//// scale coordinates so they fit in the preview box, which may be scaled
var widthScaleBy = previewBox.Size.Width / clearAperture.Size.Height;
var heightScaleBy = previewBox.Size.Height / clearAperture.Size.Width;
var newWidth = faceRect.Size.Width * widthScaleBy;
var newheight = faceRect.Size.Height * heightScaleBy;
faceRect.Size = new CGSize(newWidth, newheight);
faceRect.X *= widthScaleBy;
faceRect.Y *= heightScaleBy;
if (isMirrored)
{
faceRect.Offset(previewBox.X + previewBox.Size.Width - faceRect.Size.Width - (faceRect.X * 2),
previewBox.Y);
}
else
{
faceRect.Offset(previewBox.X, previewBox.Y);
}
while (featureLayer != null && currentSubLayer < subLayersCount)
{
CALayer currentLayer = subLayers[currentSubLayer++];
if (currentLayer.Name == "FaceLayer")
{
featureLayer = currentLayer;
currentLayer.Hidden = false;
}
}
if (featureLayer == null)
{
featureLayer = new CALayer();
featureLayer.Contents = borderImage.CGImage;
featureLayer.Name = "FaceLayer";
this.previewLayer.AddSublayer(featureLayer);
}
featureLayer.Frame = faceRect;
switch (deviceOrientation)
{
case UIDeviceOrientation.Portrait:
featureLayer.AffineTransform = CGAffineTransform.MakeRotation(DegreesToRadians(0));
break;
case UIDeviceOrientation.PortraitUpsideDown:
featureLayer.AffineTransform = (CGAffineTransform.MakeRotation(DegreesToRadians(180)));
break;
case UIDeviceOrientation.LandscapeLeft:
featureLayer.AffineTransform = CGAffineTransform.MakeRotation(DegreesToRadians(90));
break;
case UIDeviceOrientation.LandscapeRight:
featureLayer.AffineTransform = CGAffineTransform.MakeRotation(DegreesToRadians(-90));
break;
case UIDeviceOrientation.FaceUp:
case UIDeviceOrientation.FaceDown:
default:
break; // leave the layer in its last known orientation
}
currentFeature++;
}
CATransaction.Commit();
}
private void DrawStringOutline(CGContext context, string text, CGColor color, CGRect rect, int align)
{
NSString nsString = new NSString(text);
int halign = align % 3;
int valign = align / 3;
/*
* var attributesText = new NSAttributedString("Outline",
* new CoreText.CTStringAttributes()
* {
* ForegroundColor = color,
* Font = m_font
* });
* var attributesOutline = new NSAttributedString("Outline",
* new CoreText.CTStringAttributes()
* {
* ForegroundColor = m_colorWhite,
* Font = m_font
* });
*/
var objectsText = new object[] { m_font, NSColor.FromCGColor(color) };
var keysText = new object[] { "NSFont", "NSColor" };
var attributesText = NSDictionary.FromObjectsAndKeys(objectsText, keysText);
var objectsOutline = new object[] { m_font, NSColor.White };
var keysOutline = new object[] { "NSFont", "NSColor" };
var attributesOutline = NSDictionary.FromObjectsAndKeys(objectsOutline, keysOutline);
CGSize size = nsString.StringSize(attributesText);
if (halign == 0)
{
}
else if (halign == 1)
{
rect.X = (rect.Left + rect.Right) / 2 - size.Width / 2;
}
else if (halign == 2)
{
rect.X = rect.Right - size.Width;
}
rect.Width = size.Width;
if (valign == 0)
{
}
else if (valign == 1)
{
rect.Y = (rect.Top + rect.Bottom) / 2 - size.Height / 2;
}
else if (valign == 2)
{
rect.Y = rect.Bottom - size.Height;
}
rect.Height = size.Height;
NSColor.Black.Set();
for (int ox = -1; ox <= 1; ox++)
{
for (int oy = -1; oy <= 1; oy++)
{
CGRect rectString = rect;
rectString.Offset(new CGPoint(ox, oy));
nsString.DrawString(Invert(rectString), attributesOutline);
}
}
nsString.DrawString(Invert(rect), attributesText);
//nsString.DrawString(Invert(rect), null);
/*
* using (var textLine = new CoreText.CTLine(attributesText))
* {
* textLine.Draw(context);
* }
*/
}
/*
* Render the page here: we assume we are already in a normalized coordinate system which maps
* our standard aspect ratio (3:4) to (1:1)
* The reason why we do this is to reuse the same drawing code for both the preview and the
* full screen; for full screen rendering, we map the whole view, whereas the preview maps
* the whole preview image to a quarter of the page.
* */
public CGRect [] RenderPage (Page page, CGSize size, bool unstyledDrawing)
{
var pageRect = new CGRect (0, 0, size.Width, size.Height);
var paragraphBounds = new CGRect [page.Paragraphs.Count];
using (var ctxt = UIGraphics.GetCurrentContext ()) {
// fill background
ctxt.SetFillColor (UIColor.FromHSBA (0.11f, 0.2f, 1, 1).CGColor);
ctxt.FillRect (pageRect);
pageRect = pageRect.Inset (20, 20);
int i = 0;
foreach (var p in page.Paragraphs) {
var bounds = new CGRect (pageRect.X, pageRect.Y, 0, 0);
if (UnstyledDrawing) {
var text = new NSString (page.StringForParagraph (p));
var font = UIFont.FromName ("HoeflerText-Regular", 24);
// draw text with the old legacy path, setting the font color to black.
ctxt.SetFillColor (UIColor.Black.CGColor);
bounds.Size = text.DrawString (pageRect, font);
} else {
// TODO: draw attributed text with new string drawing
var text = page.AttributedStringForParagraph (p);
var textContext = new NSStringDrawingContext ();
text.DrawString (pageRect, NSStringDrawingOptions.UsesLineFragmentOrigin, textContext);
bounds = textContext.TotalBounds;
bounds.Offset (pageRect.X, pageRect.Y);
}
paragraphBounds [i++] = bounds;
pageRect.Y += bounds.Height;
}
return paragraphBounds;
}
}
