Ejemplo n.º 1
0
		private void updateBackground()
		{
			var shape = new RoundRectShape(Enumerable.Repeat(5f, 8).ToArray(), null, null);
			var background = new ShapeDrawable(shape);
			background.Paint.Color = global::Android.Graphics.Color.White;
			this.Control.Background = background;
		}
Ejemplo n.º 2
0
		private void updateBackground()
		{
			var tabButton = this.Element as TabButton;
			if (tabButton.IsSelected)
			{
				if (_selectedBackground == null)
				{
					var shape = new RoundRectShape(new float[]{ 10, 10, 10, 10, 0, 0, 0, 0 }, null, null);
					_selectedBackground = new ShapeDrawable(shape);
					_selectedBackground.Paint.Color = Colors.Secondary.ToAndroid();
				}	
				this.Control.Background = _selectedBackground;
			}
			else
			{
				if (_deselectedBackground == null)
				{
					var shape = new RoundRectShape(new float[]{ 10, 10, 10, 10, 0, 0, 0, 0 }, null, null);
					_deselectedBackground = new ShapeDrawable(shape);
					_deselectedBackground.Paint.Color = Colors.Main.ToAndroid();
				}	
				this.Control.Background = _deselectedBackground;
			}
		}
Ejemplo n.º 3
0
        public override View OnCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
        {
            if (container == null)
            {
                // Currently in a layout without a container, so no reason to create our view.
                return null;
            }

            Point displaySize = new Point( );
            Activity.WindowManager.DefaultDisplay.GetSize( displaySize );
            ScreenSize = new System.Drawing.SizeF( displaySize.X, displaySize.Y );

            // scale the image to match the view's width
            ScreenToImageScalar = (float) SourceImage.Width / (float) ScreenSize.Width;

            // get the scaled dimensions, maintaining aspect ratio
            float scaledWidth = (float)SourceImage.Width * (1.0f / ScreenToImageScalar);
            float scaledHeight = (float)SourceImage.Height * (1.0f / ScreenToImageScalar);

            // now, if the scaled height is too large, re-calc with Height is the dominant,
            // so we guarantee a fit within the view.
            if( scaledHeight > ScreenSize.Height )
            {
                ScreenToImageScalar = (float) SourceImage.Height / (float) ScreenSize.Height;

                scaledWidth = (float)SourceImage.Width * (1.0f / ScreenToImageScalar);
                scaledHeight = (float)SourceImage.Height * (1.0f / ScreenToImageScalar);
            }

            ScaledSourceImage = Bitmap.CreateScaledBitmap( SourceImage, (int)scaledWidth, (int)scaledHeight, false );

            // setup our layout for touch input
            RelativeLayout view = inflater.Inflate( Resource.Layout.ImageCrop, container, false ) as RelativeLayout;
            view.SetOnTouchListener( this );

            // create the view that will display the image to crop
            ImageView = new AspectScaledImageView( Rock.Mobile.PlatformSpecific.Android.Core.Context );
            ImageView.LayoutParameters = new RelativeLayout.LayoutParams( ViewGroup.LayoutParams.WrapContent, ViewGroup.LayoutParams.WrapContent );
            ImageView.LayoutParameters.Width = ScaledSourceImage.Width;
            ImageView.LayoutParameters.Height = ScaledSourceImage.Height;

            // center the image
            ImageView.SetX( (ScreenSize.Width - ImageView.LayoutParameters.Width ) / 2 );
            ImageView.SetY( (ScreenSize.Height - ImageView.LayoutParameters.Height ) / 2 );

            view.AddView( ImageView );

            // create the draggable crop view that will let the user pic which part of the image to use.
            CropView = new View( Rock.Mobile.PlatformSpecific.Android.Core.Context );
            CropView.LayoutParameters = new LinearLayout.LayoutParams( ViewGroup.LayoutParams.WrapContent, ViewGroup.LayoutParams.WrapContent );

            // the crop view's dimensions should be based on what the user wanted to crop to. We'll do width, and then height as a scale of width.
            CropView.LayoutParameters.Width = (int) (scaledWidth < scaledHeight ? scaledWidth : scaledHeight);
            CropView.LayoutParameters.Height = (int) ((float) CropView.LayoutParameters.Width * CropAspectRatio);

            // the crop view should be a nice outlined rounded rect
            float _Radius = 3.0f;
            RoundRectShape rectShape = new RoundRectShape( new float[] { _Radius,
                                                                         _Radius,
                                                                         _Radius,
                                                                         _Radius,
                                                                         _Radius,
                                                                         _Radius,
                                                                         _Radius,
                                                                         _Radius }, null, null );
            // configure its paint
            ShapeDrawable border = new ShapeDrawable( rectShape );
            border.Paint.SetStyle( Paint.Style.Stroke );
            border.Paint.StrokeWidth = 8;
            border.Paint.Color = Color.WhiteSmoke;
            CropView.Background = border;

            // set our clamp values
            CropViewMinPos = new PointF( (ScreenSize.Width - scaledWidth) / 2,
                                         (ScreenSize.Height - scaledHeight) / 2 );

            CropViewMaxPos = new PointF( CropViewMinPos.X + (scaledWidth - CropView.LayoutParameters.Width),
                                         CropViewMinPos.Y + (scaledHeight - CropView.LayoutParameters.Height) );

            view.AddView( CropView );

            // create a mask layer that will block out the parts of the image that will be cropped
            MaskLayer = new Rock.Mobile.PlatformSpecific.Android.Graphics.MaskLayer( (int)ScreenSize.Width, (int)ScreenSize.Height, CropView.LayoutParameters.Width, CropView.LayoutParameters.Height, Rock.Mobile.PlatformSpecific.Android.Core.Context );
            MaskLayer.LayoutParameters = new RelativeLayout.LayoutParams( (int)ScreenSize.Width, (int)ScreenSize.Height );
            MaskLayer.Opacity = 0.00f;
            view.AddView( MaskLayer );

            // Now setup our bottom area with cancel, crop, and text to explain
            RelativeLayout bottomBarLayout = new RelativeLayout( Rock.Mobile.PlatformSpecific.Android.Core.Context );
            bottomBarLayout.LayoutParameters = new RelativeLayout.LayoutParams( ViewGroup.LayoutParams.MatchParent, ViewGroup.LayoutParams.WrapContent );
            ((RelativeLayout.LayoutParams)bottomBarLayout.LayoutParameters).AddRule( LayoutRules.AlignParentBottom );

            // set the nav subBar color (including opacity)
            Color navColor = Rock.Mobile.UI.Util.GetUIColor( PrivateSubNavToolbarConfig.BackgroundColor );
            navColor.A = (Byte) ( (float) navColor.A * PrivateSubNavToolbarConfig.Opacity );
            bottomBarLayout.SetBackgroundColor( navColor );

            bottomBarLayout.LayoutParameters.Height = 150;
            view.AddView( bottomBarLayout );

            // setup the cancel button (which will undo cropping or take you back to the picture taker)
            CancelButton = new Button( Rock.Mobile.PlatformSpecific.Android.Core.Context );
            CancelButton.LayoutParameters = new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.WrapContent, ViewGroup.LayoutParams.WrapContent );
            CancelButton.Gravity = GravityFlags.Left;
            ((RelativeLayout.LayoutParams)CancelButton.LayoutParameters).AddRule( LayoutRules.AlignParentLeft );

            // set the crop button's font
            Android.Graphics.Typeface fontFace = Rock.Mobile.PlatformSpecific.Android.Graphics.FontManager.Instance.GetFont( PrivateControlStylingConfig.Icon_Font_Secondary );
            CancelButton.SetTypeface( fontFace, Android.Graphics.TypefaceStyle.Normal );
            CancelButton.SetTextSize( Android.Util.ComplexUnitType.Dip, PrivateImageCropConfig.CropCancelButton_Size );
            CancelButton.Text = PrivateImageCropConfig.CropCancelButton_Text;

            CancelButton.Click += (object sender, EventArgs e) =>
                {
                    // don't allow button presses while animations are going on
                    if( Animating == false )
                    {
                        // if they hit cancel while previewing, go back to editing
                        if( Mode == CropMode.Previewing )
                        {
                            SetMode( CropMode.Editing );
                        }
                        else
                        {
                            // they pressed it while they're in editing mode, so go back to camera mode
                            Activity.OnBackPressed( );
                        }
                    }
                };

            bottomBarLayout.AddView( CancelButton );

            // setup the Confirm button, which will use a font to display its graphic
            ConfirmButton = new Button( Rock.Mobile.PlatformSpecific.Android.Core.Context );
            ConfirmButton.LayoutParameters = new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.WrapContent, ViewGroup.LayoutParams.WrapContent );
            ConfirmButton.Gravity = GravityFlags.Right;
            ((RelativeLayout.LayoutParams)ConfirmButton.LayoutParameters).AddRule( LayoutRules.AlignParentRight );

            // set the crop button's font
            fontFace = Rock.Mobile.PlatformSpecific.Android.Graphics.FontManager.Instance.GetFont( PrivateControlStylingConfig.Icon_Font_Secondary );
            ConfirmButton.SetTypeface( fontFace, Android.Graphics.TypefaceStyle.Normal );
            ConfirmButton.SetTextSize( Android.Util.ComplexUnitType.Dip, PrivateImageCropConfig.CropOkButton_Size );
            ConfirmButton.Text = PrivateImageCropConfig.CropOkButton_Text;

            // when clicked, we should crop the image.
            ConfirmButton.Click += (object sender, EventArgs e) =>
                {
                    // don't allow button presses while animations are going on
                    if( Animating == false )
                    {
                        // if they pressed confirm while editing, go to preview
                        if( Mode == CropMode.Editing )
                        {
                            SetMode( CropMode.Previewing );
                        }
                        else
                        {
                            // notify the caller
                            SpringboardParent.ModalFragmentDone( CroppedImage );
                        }
                    }
                };

            bottomBarLayout.AddView( ConfirmButton );

            // start in editing mode (obviously)
            SetMode( CropMode.Editing );

            // start the cropper centered
            MoveCropView( new PointF( (ScreenSize.Width - CropView.LayoutParameters.Width) / 2, (ScreenSize.Height - CropView.LayoutParameters.Height) / 2 ) );

            MaskLayer.Position = new PointF( CropView.GetX( ), CropView.GetY( ) );

            return view;
        }
Ejemplo n.º 4
0
 private Drawable CreateNativeBorder(Brush background, Brush borderBrush, Thickness borderThickness,
     CornerRadius cornerRadius)
 {
     var cornerRadiusArray = new[]
     {
         (float) cornerRadius.TopLeft, (float) cornerRadius.TopLeft,
         (float) cornerRadius.TopRight, (float) cornerRadius.TopRight,
         (float) cornerRadius.BottomRight, (float) cornerRadius.BottomRight,
         (float) cornerRadius.BottomLeft, (float) cornerRadius.BottomLeft
     };
     Paint backgroundPaint = new Paint();
     Paint borderPaint = new Paint();
     backgroundPaint.SetStyle(Paint.Style.Fill);
     borderPaint.SetStyle(Paint.Style.Fill);
     if (borderBrush == null)
     {
         borderPaint.Color = Color.Transparent;
     }
     else
     {
         if (borderBrush is SolidColorBrush)
         {
             var color = ((SolidColorBrush)borderBrush).Color;
             borderPaint.Color = new Color(color.R, color.G, color.B, color.A);
         }
         else
         {
             throw new Exception("SolidColorBrush BorderBrush is supported.");
         }
     }
     if (background == null)
     {
         backgroundPaint.Color = Color.Transparent;
     }
     else
     {
         if (background is SolidColorBrush)
         {
             var color = ((SolidColorBrush)background).Color;
             backgroundPaint.Color = new Color(color.R, color.G, color.B, color.A);
         }
         else
         {
             throw new Exception("SolidColorBrush Background is supported.");
         }
     }
     var rs = new RoundRectShape(cornerRadiusArray, null, null);
     var noChild =
         (this.Child == null || this.Child.Height.Equals(0) || this.Child.Width.Equals(0))
         && (this.ActualHeight.Equals(0) || this.ActualWidth.Equals(0));
     var left = ScreenProperties.ConvertDPIToPixels((float)(borderThickness.Left));
     var top = ScreenProperties.ConvertDPIToPixels((float)(borderThickness.Top));
     var right = ScreenProperties.ConvertDPIToPixels((float)(borderThickness.Right));
     var bottom = ScreenProperties.ConvertDPIToPixels((float)(borderThickness.Bottom));
     var pixelBorderThickness = new Thickness(left, top, right, bottom);
     Bitmap bitmap = null;
     using (ShapeDrawable sd = new CustomShapeDrawable(rs, backgroundPaint, borderPaint, cornerRadiusArray, pixelBorderThickness, noChild))
     {
         var width = ScreenProperties.ConvertDPIToPixels((float)(this.ActualWidth));
         var height = ScreenProperties.ConvertDPIToPixels((float)(this.ActualHeight));
         if (height <= 0 || width <= 0)
             return new BitmapDrawable();
         bitmap = Bitmap.CreateBitmap((int)width, (int)height, Bitmap.Config.Argb8888);
         var canvas = new Android.Graphics.Canvas(bitmap);
         sd.SetBounds(0, 0, canvas.Width, canvas.Height);
         sd.Draw(canvas);
     }
     return new BitmapDrawable(bitmap);
 }