public void ShowCustomPicker()
{
try
{
if (!IsCustomPickerSupported.Value)
{
return;
}
if (m_CustomPicker == null)
{
m_CustomPicker = new Windows.UI.Xaml.Controls.ColorPicker();
CustomColorPickerContainer.Child = m_CustomPicker;
}
m_CustomPicker.Color = SelectedColor;
UpdateFlyoutSize();
FlyoutCustomPicker.ShowAt(this);
}
catch (Exception ex)
{
ExceptionHelper.OnHandledExceptionOccurred?.Invoke(ex);
}
}
/// <inheritdoc />
protected override void OnApplyTemplate()
{
_canvasTextBoxTools = (StackPanel)GetTemplateChild(CanvasTextBoxToolsName);
this._canvasTextBoxColorPicker = (Windows.UI.Xaml.Controls.ColorPicker)GetTemplateChild(CanvasTextBoxColorPickerName);
_canvasTextBoxFontSizeTextBox = (TextBox)GetTemplateChild(CanvasTextBoxFontSizeTextBoxName);
_canvasTextBoxItalicButton = (ToggleButton)GetTemplateChild(CanvasTextBoxItalicButtonName);
_canvasTextBoxBoldButton = (ToggleButton)GetTemplateChild(CanvasTextBoxBoldButtonName);
_drawingSurfaceRenderer = (InfiniteCanvasVirtualDrawingSurface)GetTemplateChild(DrawingSurfaceRendererName);
_mainContainer = (Canvas)GetTemplateChild(MainContainerName);
_infiniteCanvasScrollViewer = (ScrollViewer)GetTemplateChild(InfiniteCanvasScrollViewerName);
_eraseAllButton = (Button)GetTemplateChild(EraseAllButtonName);
_canvasTextBox = (InfiniteCanvasTextBox)GetTemplateChild(CanvasTextBoxName);
_enableTextButton = (InkToolbarCustomToolButton)GetTemplateChild(EnableTextButtonName);
_enableTouchInkingButton = (InkToolbarCustomToggleButton)GetTemplateChild(EnableTouchInkingButtonName);
_inkCanvasToolBar = (InkToolbar)GetTemplateChild(InkCanvasToolBarName);
_canvasToolbarContainer = (StackPanel)GetTemplateChild(CanvasToolbarContainerName);
_inkCanvas = (InkCanvas)GetTemplateChild(DrawingInkCanvasName);
_undoButton = (Button)GetTemplateChild(UndoButtonName);
_redoButton = (Button)GetTemplateChild(RedoButtonName);
_fontColorIcon = (FontIcon)GetTemplateChild(FontColorIconName);
UnRegisterEvents();
RegisterEvents();
ConfigureControls();
if (double.IsNaN(_infiniteCanvasScrollViewer.Width))
{
if (ControlHelpers.IsXamlRootAvailable && _infiniteCanvasScrollViewer.XamlRoot != null)
{
_infiniteCanvasScrollViewer.Width = _infiniteCanvasScrollViewer.XamlRoot.Size.Width;
}
else
{
_infiniteCanvasScrollViewer.Width = Window.Current.Bounds.Width;
}
}
if (double.IsNaN(_infiniteCanvasScrollViewer.Height))
{
if (ControlHelpers.IsXamlRootAvailable && _infiniteCanvasScrollViewer.XamlRoot != null)
{
_infiniteCanvasScrollViewer.Height = _infiniteCanvasScrollViewer.XamlRoot.Size.Height;
}
else
{
_infiniteCanvasScrollViewer.Height = Window.Current.Bounds.Height;
}
}
base.OnApplyTemplate();
}
private void MyColorView_ChildChanged(object sender, EventArgs e)
{
if (MyColorView.Child is XamlIslands.ColorPicker colorPicker)
{
_colorPicker = colorPicker;
_colorPicker.ColorSpectrumShape = XamlIslands.ColorSpectrumShape.Box;
_colorPicker.HorizontalAlignment = Windows.UI.Xaml.HorizontalAlignment.Left;
_colorPicker.VerticalAlignment = Windows.UI.Xaml.VerticalAlignment.Center;
_colorPicker.Margin = new Windows.UI.Xaml.Thickness(10, 10, 10, 10);
_colorPicker.ColorChanged += ColorPicker_ColorChanged;
}
}
private void CanvasTextBoxColorPicker_ColorChanged(Windows.UI.Xaml.Controls.ColorPicker sender, ColorChangedEventArgs args)
{
if (SelectedTextDrawable != null)
{
_drawingSurfaceRenderer.ExecuteUpdateTextBoxColor(_canvasTextBoxColorPicker.Color);
ReDrawCanvas();
}
if (_fontColorIcon != null)
{
_fontColorIcon.Foreground = new SolidColorBrush(_canvasTextBoxColorPicker.Color);
}
}
private void ColorPicker_ColorChanged(XamlIslands.ColorPicker sender, XamlIslands.ColorChangedEventArgs args)
{
uwpColorPicker = Color.FromArgb(args.NewColor.A, args.NewColor.R, args.NewColor.G, args.NewColor.B);
}
private void ColourPicker_ColorChanged(Windows.UI.Xaml.Controls.ColorPicker sender, ColorChangedEventArgs args)
{
this.SelectedColour = sender.Color;
}
private void ColorPicker_ColorChanged(Windows.UI.Xaml.Controls.ColorPicker sender, ColorChangedEventArgs args)
{
SelectedColor = args.NewColor;
}
private void ColorPicker_ColorChanged(Windows.UI.Xaml.Controls.ColorPicker sender, Windows.UI.Xaml.Controls.ColorChangedEventArgs args)
{
var cor = Color.FromArgb(args.NewColor.A, args.NewColor.R, args.NewColor.G, args.NewColor.B);
RectExemplo.Fill = new SolidColorBrush(cor);
}