private void SetSliders()
{
var y = DisplayHelper.Is4InchDisplay() ? 40f : 35f;
var sliderSize = new SizeF(320f - 135f, 20f);
var sliderX = 55f;
_sliderR = new UISlider(new RectangleF(new PointF(sliderX, 270f), sliderSize));
_sliderR.MaxValue = 255;
_sliderR.MinValue = 0;
_sliderR.Value = 255;
_sliderR.ValueChanged += Slider_ValueChanged;
this.View.AddSubview(_sliderR);
_sliderG = new UISlider(new RectangleF(new PointF(sliderX, 270f + y), sliderSize));
_sliderG.MaxValue = 255;
_sliderG.MinValue = 0;
_sliderG.ValueChanged += Slider_ValueChanged;
this.View.AddSubview(_sliderG);
_sliderB = new UISlider(new RectangleF(new PointF(sliderX, 270f + (y * 2)), sliderSize));
_sliderB.MaxValue = 255;
_sliderB.MinValue = 0;
_sliderB.ValueChanged += Slider_ValueChanged;
this.View.AddSubview(_sliderB);
var labelX = 40f;
var labelSize = new SizeF(20f, 20f);
var labelR = new UILabel(new RectangleF(new PointF(labelX, _sliderR.Frame.Y), labelSize));
labelR.Text = "R";
labelR.TextColor = UIColor.White;
this.View.AddSubview(labelR);
var labelG = new UILabel(new RectangleF(new PointF(labelX, _sliderG.Frame.Y), labelSize));
labelG.Text = "G";
labelG.TextColor = UIColor.White;
this.View.AddSubview(labelG);
var labelB = new UILabel(new RectangleF(new PointF(labelX, _sliderB.Frame.Y), labelSize));
labelB.Text = "B";
labelB.TextColor = UIColor.White;
this.View.AddSubview(labelB);
var labelValueX = sliderSize.Width + 65f;
var labelValueSize = new SizeF(40f, 20f);
_labelRValue = new UILabel(new RectangleF(new PointF(labelValueX, _sliderR.Frame.Y), labelValueSize));
_labelRValue.Text = "255";
_labelRValue.TextColor = UIColor.White;
this.View.AddSubview(_labelRValue);
_labelGValue = new UILabel(new RectangleF(new PointF(labelValueX, _sliderG.Frame.Y), labelValueSize));
_labelGValue.Text = "0";
_labelGValue.TextColor = UIColor.White;
this.View.AddSubview(_labelGValue);
_labelBValue = new UILabel(new RectangleF(new PointF(labelValueX, _sliderB.Frame.Y), labelValueSize));
_labelBValue.Text = "0";
_labelBValue.TextColor = UIColor.White;
this.View.AddSubview(_labelBValue);
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
View.BackgroundColor = UIColor.Clear;
_colorBarView = new UIImageView(new RectangleF(10f, 10f, 300f, 30f))
{
Image = new UIImage("*****@*****.**")
};
View.AddSubview(_colorBarView);
_paletteView = new UIScrollView(new RectangleF(0, 50f, 320f, View.Frame.Height - 120f));
_paletteView.BackgroundColor = UIColor.Clear;
_paletteView.Bounces = true;
_paletteView.AlwaysBounceHorizontal = true;
_paletteView.AlwaysBounceVertical = false;
_paletteView.PagingEnabled = true;
View.AddSubview(_paletteView);
var layer = new CALayer
{
Frame = new RectangleF(130f, 16f, 100f, 40f),
CornerRadius = 6f,
ShadowColor = UIColor.Black.CGColor,
ShadowOffset = new SizeF(0f, 2f),
ShadowOpacity = 0.8f
};
_paletteView.Layer.AddSublayer(layer);
var index = 0;
for (var i = 0; i < 12; i++)
{
var colorCount = DisplayHelper.Is4InchDisplay() ? 32 : 24;
for (var j = 0; j < colorCount && index < _colors.Count; j++)
{
var colorIndex = index++;
layer = new CALayer();
layer.Name = $"Color_{colorIndex}";
layer.CornerRadius = 6f;
layer.BackgroundColor = _colors[colorIndex].CGColor;
var column = j % 4;
var row = j / 4;
layer.Frame = new RectangleF((float)(i * 320 + 8 + (column * 78)), (float)(8 + row * 48), 70f, 40f);
LayerHelper.SetupShadow(layer);
_paletteView.Layer.AddSublayer(layer);
}
}
_paletteView.ContentSize = new SizeF(3840f, 296f);
var colorRecognizer = new UITapGestureRecognizer(ColorGridTapped);
_paletteView.AddGestureRecognizer(colorRecognizer);
_colorBarView.UserInteractionEnabled = true;
var barRecognizer = new UITapGestureRecognizer(ColorBarTapped);
_colorBarView.AddGestureRecognizer(barRecognizer);
}
