public ColorPickerPanel()
{
var colorProperty = new Property <ColorHSVA>(() => colorHSVA, c => colorHSVA = c);
spectrum = new Spectrum(colorProperty);
spectrum.DragStarted += () => DragStarted?.Invoke();
spectrum.Changed += () => Changed?.Invoke();
spectrum.DragEnded += () => DragEnded?.Invoke();
valueSlider = new ValueSlider(colorProperty);
alphaSlider = new AlphaSlider(colorProperty);
SetupSliderDragHandlers(valueSlider.Widget);
SetupSliderDragHandlers(alphaSlider.Widget);
Widget = new Widget
{
Padding = new Thickness(8),
Layout = new VBoxLayout {
Spacing = 8
},
Nodes =
{
new Widget {
LayoutCell = new LayoutCell(Alignment.Center),
Layout = new StackLayout(),
Nodes =
{
spectrum.Widget
}
},
valueSlider.Widget,
alphaSlider.Widget,
}
};
Widget.FocusScope = new KeyboardFocusScope(Widget);
}
protected override void InitializeViews(View view)
{
recyclerView = view.FindViewById <RecyclerView>(Resource.Id.SelectColorRecyclerView);
saveButton = view.FindViewById <Button>(Resource.Id.SelectColorSave);
closeButton = view.FindViewById <Button>(Resource.Id.SelectColorClose);
hueSaturationPicker = view.FindViewById <HueSaturationPickerView>(Resource.Id.SelectColorHueSaturationPicker);
valueSlider = view.FindViewById <ValueSlider>(Resource.Id.SelectColorValueSlider);
}
protected override void InitializeViews(View view)
{
titleLabel = view.FindViewById <TextView>(Resource.Id.SelectColorTitle);
recyclerView = view.FindViewById <RecyclerView>(Resource.Id.SelectColorRecyclerView);
saveButton = view.FindViewById <Button>(Resource.Id.SelectColorSave);
closeButton = view.FindViewById <Button>(Resource.Id.SelectColorClose);
hueSaturationPicker = view.FindViewById <HueSaturationPickerView>(Resource.Id.SelectColorHueSaturationPicker);
valueSlider = view.FindViewById <ValueSlider>(Resource.Id.SelectColorValueSlider);
titleLabel.Text = Shared.Resources.ProjectColor;
closeButton.Text = Shared.Resources.Cancel;
saveButton.Text = Shared.Resources.Done;
selectableColorsAdapter = new SimpleAdapter <SelectableColorViewModel>(
Resource.Layout.SelectColorFragmentCell, ColorSelectionViewHolder.Create);
recyclerView.SetLayoutManager(new GridLayoutManager(Context, 5));
recyclerView.SetAdapter(selectableColorsAdapter);
}
void PopulateSettingsDock(IEnumerable <UISetting> settings, DockPanel dock)
{
void Dispatch(Action action)
{
if (Thread.CurrentThread.ManagedThreadId == Dispatcher.Thread.ManagedThreadId)
{
action();
}
else
{
Dispatcher.InvokeAsync(action).Task.GetAwaiter().GetResult();
}
}
dock.LastChildFill = false;
foreach (var sett in settings)
{
if (sett is UILabel)
{
var s = sett as UILabel;
var label = new Label()
{
Content = s.Text, FontSize = s.FontSize, Margin = new Thickness(0, 0, 0, s.Padding)
};
DockPanel.SetDock(label, Dock.Top);
dock.Children.Add(label);
}
if (sett is UINumber)
{
var s = sett as UINumber;
var number = new NumberSelect()
{
Minimum = (decimal)s.Minimum, Maximum = (decimal)s.Maximum, DecimalPoints = s.DecialPoints, Step = (decimal)s.Step, Value = (decimal)s.Value
};
number.MinWidth = 100;
var label = new Label()
{
Content = s.Text, FontSize = 16
};
var d = new DockPanel()
{
HorizontalAlignment = HorizontalAlignment.Left, Margin = new Thickness(0, 0, 0, s.Padding)
};
if (!(s.Text == null || s.Text == ""))
{
number.Margin = new Thickness(5, 0, 0, 1);
d.Children.Add(label);
}
d.Children.Add(number);
DockPanel.SetDock(d, Dock.Top);
number.ValueChanged += (_, e) => { s.Value = (double)e.NewValue; };
dock.Children.Add(d);
s.EnableToggled += (enable) =>
{
Dispatch(() => number.IsEnabled = enable);
};
s.ValueChanged += (v) => Dispatch(() =>
{
if (v < (double)number.Minimum)
{
v = (double)number.Minimum;
}
if (v > (double)number.Maximum)
{
v = (double)number.Maximum;
}
if (number.Value != (decimal)v)
{
number.Value = (decimal)v;
}
});
settingsControls.Add(number);
settingsMeta.Add(s);
}
if (sett is UINumberSlider)
{
var s = sett as UINumberSlider;
double min = s.Minimum;
double max = s.Maximum;
if (s.Logarithmic)
{
min = Math.Log(min, 2);
max = Math.Log(max, 2);
}
var number = new ValueSlider()
{
Minimum = min, Maximum = max, TrueMin = (decimal)s.TrueMinimum, TrueMax = (decimal)s.TrueMaximum, DecimalPoints = s.DecialPoints, Step = (decimal)s.Step
};
if (s.Logarithmic)
{
number.nudToSlider = v => Math.Log(v, 2);
number.sliderToNud = v => Math.Pow(2, v);
}
number.Value = s.Value;
number.MinWidth = 400;
var label = new Label()
{
Content = s.Text, FontSize = 16
};
var d = new DockPanel()
{
HorizontalAlignment = HorizontalAlignment.Left, Margin = new Thickness(0, 0, 0, s.Padding)
};
if (!(s.Text == null || s.Text == ""))
{
number.Margin = new Thickness(5, 0, 0, 1);
d.Children.Add(label);
}
d.Children.Add(number);
DockPanel.SetDock(d, Dock.Top);
number.ValueChanged += (_, e) => { s.Value = e.NewValue; };
dock.Children.Add(d);
s.EnableToggled += (enable) =>
{
Dispatch(() => number.IsEnabled = enable);
};
s.ValueChanged += (v) => Dispatch(() =>
{
v = Math.Round(v, s.DecialPoints);
if (v < (double)number.TrueMin)
{
v = (double)number.TrueMin;
}
if (v > (double)number.TrueMax)
{
v = (double)number.TrueMax;
}
if (number.Value != v)
{
number.Value = v;
}
});
settingsControls.Add(number);
settingsMeta.Add(s);
}
if (sett is UIDropdown)
{
var s = sett as UIDropdown;
var drop = new ComboBox()
{
FontSize = 16
};
var label = new Label()
{
Content = s.Text, FontSize = 16
};
foreach (var o in s.Options)
{
drop.Items.Add(new ComboBoxItem()
{
Content = o, FontSize = 16
});
}
var d = new DockPanel()
{
HorizontalAlignment = HorizontalAlignment.Left, Margin = new Thickness(0, 0, 0, s.Padding)
};
if (!(s.Text == null || s.Text == ""))
{
drop.Margin = new Thickness(5, 0, 0, 0);
d.Children.Add(label);
}
d.Children.Add(drop);
DockPanel.SetDock(d, Dock.Top);
drop.SelectionChanged += (_, e) =>
{
var combo = (ComboBox)e.Source;
s.Index = combo.SelectedIndex;
s.Value = s.Options[combo.SelectedIndex];
};
drop.SelectedIndex = s.Index;
dock.Children.Add(d);
s.EnableToggled += (enable) =>
{
Dispatch(() => drop.IsEnabled = enable);
};
s.IndexChanged += (i) => Dispatch(() =>
{
if (drop.SelectedIndex != i)
{
drop.SelectedIndex = i;
}
});
settingsControls.Add(drop);
settingsMeta.Add(s);
}
if (sett is UICheckbox)
{
var s = sett as UICheckbox;
var check = new BetterCheckbox()
{
FontSize = 16, Text = s.Text
};
DockPanel.SetDock(check, Dock.Top);
check.CheckToggled += (_, e) =>
{
s.Checked = e.NewValue;
};
check.Margin = new Thickness(0, 0, 0, s.Padding);
check.IsChecked = s.Checked;
dock.Children.Add(check);
s.EnableToggled += (enable) =>
{
Dispatch(() => check.IsEnabled = enable);
};
s.ValueChanged += (c) => Dispatch(() =>
{
if (check.IsChecked != c)
{
check.IsChecked = c;
}
});
settingsControls.Add(check);
settingsMeta.Add(s);
}
if (sett is UITabs)
{
var s = sett as UITabs;
var tabs = new TabControl();
foreach (var k in s.Tabs.Keys)
{
var item = new TabItem()
{
Header = k
};
var d = new DockPanel()
{
Margin = new Thickness(10, 10, 10, 0)
};
d.LastChildFill = false;
var c = new Grid();
c.Children.Add(d);
item.Content = c;
PopulateSettingsDock(s.Tabs[k], d);
tabs.Items.Add(item);
}
dock.Children.Add(tabs);
dock.LastChildFill = true;
break;
}
}
}
