/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected virtual void OnAlphaChanged(object sender, EventArgs <byte> e)
{
SetValue(ColorProperty, Color.WithAlpha(e.Value));
ColorChanged?.Invoke(this, new EventArgs <Color>(Color));
Alpha = e.Value;
AlphaChanged?.Invoke(this, new EventArgs <byte>(Alpha));
}
private void OnColorChange()
{
if(ColorChanged != null)
{
ColorChanged.Invoke();
}
}
/// <summary>
///
/// </summary>
/// <param name="OldValue"></param>
/// <param name="NewValue"></param>
protected virtual void OnColorChanged(Color OldValue, Color NewValue)
{
if (OldValue != NewValue)
{
if (SelectedComponent != null)
{
if (ColorChangeSource == ColorChangeSourceType.ColorPropertySet)
{
UpdatePlane(SelectedComponent.GetValue(NewValue).Round().ToInt32());
SelectionPoint = SelectedComponent.PointFromColor(NewValue);
SelectionTransform.X = SelectionPoint.X - (SelectionPane.PixelWidth / 2.0);
SelectionTransform.Y = SelectionPoint.Y - (SelectionPane.PixelHeight / 2.0);
PART_Slider.Value = SelectedComponent.GetValue(NewValue);
if (!SelectedComponent.IsUniform)
{
SelectedComponent.UpdateSlider(NormalPane, NewValue);
}
}
if (SelectionRing == ColorSelectorRing.BlackOrWhite)
{
AdjustRing(NewValue);
}
}
PART_AlphaSlider.Alpha = NewValue.A;
ColorChanged?.Invoke(this, new EventArgs <Color>(NewValue));
}
}
private void cs2_ColorChanged(ColorPicker sender, ColorChangedEventArgs args)
{
ColorChanged?.Invoke(new SolidColorBrush(Color.FromArgb(args.NewColor.A, args.NewColor.R, args.NewColor.G, args.NewColor.B)), new ColorPickerEventArgs()
{
ColorType = (string)rcb.Value2
});
}
protected override void OnTextChanged(EventArgs e)
{
base.OnTextChanged(e);
int value;
var format = (mode == EnumMode.Dec) ? NumberStyles.Integer : NumberStyles.HexNumber;
isValid = int.TryParse(Text, format, CultureInfo.CurrentCulture, out value);
if (isValid)
{
if (value < 0)
{
value = 0;
}
if (value > 255)
{
value = 255;
}
colorValue = (byte)value;
ColorChanged?.Invoke(colorValue);
}
if (!isValid)
{
ForeColor = Color.Red;
}
else
{
ForeColor = Color.Black;
}
}
private void UpdateControls(Color color)
{
// What in the F**K
TextBoxNumeric redBox = FindChildByName("RedBox", false) as TextBoxNumeric;
if (redBox != null)
{
redBox.SetText(color.R.ToString(), false);
}
TextBoxNumeric greenBox = FindChildByName("GreenBox", false) as TextBoxNumeric;
if (greenBox != null)
{
greenBox.SetText(color.G.ToString(), false);
}
TextBoxNumeric blueBox = FindChildByName("BlueBox", false) as TextBoxNumeric;
if (blueBox != null)
{
blueBox.SetText(color.B.ToString(), false);
}
m_After.Color = color;
if (ColorChanged != null)
{
ColorChanged.Invoke(this);
}
}
private void _slider_ValueChanged(object sender, EventArgs <float> e)
{
var value = e.Data;
SetColorByValue(value);
ColorChanged?.Invoke(this, new EventArgs <SKColor>(_slider.Color));
}
/// <summary>
/// Reset specific .Net system color to default values defined by Windows theme
/// </summary>
public void ResetColor(KnownColor name)
{
_sysColors.Remove(name);
ResetGdiCaches();
ColorChanged?.Invoke();
}
private void ColorPalettePage_ItemClick(object sender, ItemClickEventArgs e)
{
var colorPaletteItem = e.ClickedItem as ColorPaletteItem;
// The sender's GridView.SelectedIndex hasn't been updated yet,
// so get the value through the clicked item.
int selectedIndex = (sender as GridView).Items.IndexOf(colorPaletteItem);
if ((sender as GridView).ItemsPanelRoot == null)
{
return;
}
if ((sender as GridView).ItemsPanelRoot.Children[selectedIndex]
is GridViewItem clickedGridViewItem)
{
if (clickedGridViewItem != SelectedGrid)
{
UpdateGridViewItemSelectionState(clickedGridViewItem);
}
if (colorPaletteItem.IsColorSet)
{
ViewModel.SelectItem(colorPaletteItem);
ColorChanged?.Invoke(this,
new PaletteColorChangedEventArgs {
NewColor = colorPaletteItem.ColorBrush.Color
});
}
else
{
SelectAndOpenColorPicker(clickedGridViewItem.ContentTemplateRoot as Grid);
}
}
}
private void UpdateColorByHsvValues()
{
var color = Color.HSVToRGB(_hValue, _sValue, _vValue);
if (_colorPreview != null)
{
_colorPreview.color = color;
}
if (_colorCodeFierd != null)
{
_colorCodeFierd.text = ColorToHex(color);
}
if (_sSliderBackground != null)
{
_sSliderBackground.material.SetFloat(_vShaderId, _vValue);
}
if (_vSliderBackground != null)
{
_vSliderBackground.material.SetFloat(_sShaderId, _sValue);
}
CurrentColor = color;
if (ColorChanged != null)
{
ColorChanged.Invoke(color);
}
}
/// <summary>
/// Handler invoked on mouse moved event.
/// </summary>
/// <param name="x">X coordinate.</param>
/// <param name="y">Y coordinate.</param>
/// <param name="dx">X change.</param>
/// <param name="dy">Y change.</param>
protected override void onMouseMoved(int x, int y, int dx, int dy)
{
if (depressed)
{
cursorPos = CanvasPosToLocal(new Point(x, y));
//Do we have clamp?
if (cursorPos.X < 0)
{
cursorPos.X = 0;
}
if (cursorPos.X > Width)
{
cursorPos.X = Width;
}
if (cursorPos.Y < 0)
{
cursorPos.Y = 0;
}
if (cursorPos.Y > Height)
{
cursorPos.Y = Height;
}
if (ColorChanged != null)
{
ColorChanged.Invoke(this, EventArgs.Empty);
}
}
}
private async void OnTouchEffectAction(object sender, TouchActionEventArgs args)
{
if (args.Type == TouchActionType.Released)
{
var pnt = args.Location.ToPixelSKPoint(canvasView);
// loop through all colors
foreach (var cp in ColorPicks)
{
// check if selecting a color
if (cp.IsTouched(pnt))
{
_colorChanged = true;
_pickedColor = cp;
break; // get out of loop
}
}
canvasView.InvalidateSurface();
if (_colorChanged)
{
ColorChanged?.Invoke(this, new ColorChangedEventArgs(_pickedColor.Color));
_colorChanged = false;
await Navigation.PopPopupAsync();
}
}
}
private void cs_ColorChanged(object sender, EventArgs e)
{
ColorChanged?.Invoke(sender, new ColorPickerEventArgs()
{
ColorType = (string)rcb.Value2
});
}
protected override void OnMouseDown(MouseEventArgs e)
{
base.OnMouseDown(e);
//if (e.X < 0 || e.X > Width ||
//e.Y < 0 || e.Y > Height)
//return;
_mousex = e.X / _zoom;
_mousey = e.Y / _zoom;
if (e.Button == MouseButtons.Left)
{
_mousebtn = true;
Graphics g = Graphics.FromImage(_canvas);
g.DrawImage(_brushbmp, (float)_mousex, (float)_mousey);
Invalidate(new Rectangle((int)(_mousex * _zoom), (int)(_mousey * _zoom),
(int)(_pencilwidth * _zoom), (int)(_pencilwidth * _zoom)));
}
else if (e.Button == MouseButtons.Right)
{
PencilColor = _canvas.GetPixel((int)_mousex, (int)_mousey);
ColorChanged?.Invoke();
}
_oldmousex = _mousex;
_oldmousey = _mousey;
}
private int EventNotificationCallback(int message, IntPtr data)
{
if (message == 1)
{
if (data != IntPtr.Zero)
{
Color[] colors = new Color[maxColors];
int[] colorData = new int[maxColors];
Marshal.Copy(data, colorData, 0, maxColors);
for (int i = 0; i < colorData.Length; i++)
{
int r = (byte)((colorData[i] >> 0) & 0xff);
int g = (byte)((colorData[i] >> 8) & 0xff);
int b = (byte)((colorData[i] >> 16) & 0xff);
colors[i] = Color.FromArgb(r, g, b);
}
ColorChanged?.Invoke(this, new RzChromaBroadcastColorChangedEventArgs(colors));
}
}
else if (message == 2)
{
ConnectionChanged?.Invoke(this, new RzChromaBroadcastConnectionChangedEventArgs(data.ToInt32() == 1));
}
return(0);
}
private void OnColorChanged <T>(AvaloniaPropertyChangedEventArgs <T> args)
{
// If we're in the process of internally updating the color, then we don't want to respond to the Color property changing,
// aside from raising the ColorChanged event.
if (!m_updatingColor)
{
var color = Color;
m_currentRgb = new Rgb(color.R / 255.0, color.G / 255.0, color.B / 255.0);
m_currentAlpha = color.A / 255.0;
m_currentHsv = ColorConversion.RgbToHsv(m_currentRgb);
m_currentHex = GetCurrentHexValue();
UpdateColorControls(ColorUpdateReason.ColorPropertyChanged);
}
var oldColor = args.OldValue.GetValueOrDefault <Color>();
var newColor = args.NewValue.GetValueOrDefault <Color>();
if (oldColor.A != newColor.A ||
oldColor.R != newColor.R ||
oldColor.G != newColor.G ||
oldColor.B != newColor.B)
{
var colorChangedEventArgs = new ColorChangedEventArgs(oldColor, newColor);
ColorChanged?.Invoke(this, colorChangedEventArgs);
}
}
private void OnColorChanged(Color newValue, Color oldValue)
{
if (newValue == oldValue && _loaded)
{
return;
}
ColorChanged?.Invoke(this, new ColorChangedEventArgs(newValue, oldValue));
if (newValue == _current && _loaded)
{
return;
}
var rgb = (RGB)newValue;
var hsv = rgb.ToHSV();
_current = newValue;
_color = new HSV(hsv.H, hsv.S, 1);
_value = hsv.V;
if (Spectrum != null && ValueSlider != null)
{
_loaded = true;
UpdateSpectrumPointer(new Point(hsv.H / 360 * Spectrum.ActualWidth, (1 - hsv.S) * Spectrum.ActualHeight), false);
ValueSlider.Value = hsv.V * 100;
}
}
/// <summary>
/// Handler invoked on mouse moved event.
/// </summary>
/// <param name="x">X coordinate.</param>
/// <param name="y">Y coordinate.</param>
/// <param name="dx">X change.</param>
/// <param name="dy">Y change.</param>
protected override void OnMouseMoved(int x, int y, int dx, int dy)
{
if (m_Depressed)
{
m_CursorPos = CanvasPosToLocal(new Vector2i(x, y));
//Do we have clamp?
if (m_CursorPos.X < 0)
{
m_CursorPos.X = 0;
}
if (m_CursorPos.X > Width)
{
m_CursorPos.X = Width;
}
if (m_CursorPos.Y < 0)
{
m_CursorPos.Y = 0;
}
if (m_CursorPos.Y > Height)
{
m_CursorPos.Y = Height;
}
if (ColorChanged != null)
{
ColorChanged.Invoke(this);
}
}
}
private void BSlider_ValueChanged(object sender, RangeBaseValueChangedEventArgs e)
{
RSlider.ValueChanged -= RSlider_ValueChanged;
GSlider.ValueChanged -= GSlider_ValueChanged;
HSlider.ValueChanged -= HSlider_ValueChanged;
SSlider.ValueChanged -= SSlider_ValueChanged;
LSlider.ValueChanged -= LSlider_ValueChanged;
//事件
color.B = (byte)e.NewValue;
Color = color;
ColorChanged?.Invoke(Color.FromArgb(color.A, color.R, color.G, color.B), ColorBrush);
FollowRGB(true, true, false);
FollowHSL();
FollowCopy();
RSlider.ValueChanged += RSlider_ValueChanged;
GSlider.ValueChanged += GSlider_ValueChanged;
HSlider.ValueChanged += HSlider_ValueChanged;
SSlider.ValueChanged += SSlider_ValueChanged;
LSlider.ValueChanged += LSlider_ValueChanged;
// Copy
色相变();
饱和度变();
亮度变();
}
private void updateControls(Color color)
{
// [???] TODO: Make this code safer.
// [halfofastaple] This code SHOULD (in theory) never crash/not work as intended, but referencing children by their name is unsafe.
// Instead, a direct reference to their objects should be maintained. Worst case scenario, we grab the wrong "RedBox".
TextBoxNumeric redBox = FindChildByName("RedBox", false) as TextBoxNumeric;
if (redBox != null)
{
redBox.SetText(color.R.ToString(), false);
}
TextBoxNumeric greenBox = FindChildByName("GreenBox", false) as TextBoxNumeric;
if (greenBox != null)
{
greenBox.SetText(color.G.ToString(), false);
}
TextBoxNumeric blueBox = FindChildByName("BlueBox", false) as TextBoxNumeric;
if (blueBox != null)
{
blueBox.SetText(color.B.ToString(), false);
}
after.Color = color;
if (ColorChanged != null)
{
ColorChanged.Invoke(this, EventArgs.Empty);
}
}
//控件拖拽
//《圆形》
private void 圆拉扯(double 横, double 纵) //根据角度改变位置方法
{
//《原文》
//double angle = Math.Atan2(y - 圆直径 / 2, x - 圆直径 / 2); //计算点的所在Pi角度
//double Degrees = angle * 180.0 / Math.PI; //计算点的所在360角度
//H= (Degrees + 450) % 360; //偏转加取值
//《精简》（看不懂就看上面的原文）:计算360角度
H = ((Math.Atan2(纵 - 圆直径 / 2, 横 - 圆直径 / 2) * 180.0 / Math.PI) + 450) % 360; //偏转加取值
矩形赋色(); //一.《形形色色》：根据色相
//计算X轴Y轴距离
横 = (圆直径 - 圆边距) / 2 * Math.Sin(H / 180 * Math.PI);
纵 = (圆直径 - 圆边距) / 2 * -Math.Cos(H / 180 * Math.PI);
//改变位置
圆指.Margin = new Thickness(圆直径 / 2 + 横 - 圆指.Width / 2, 圆直径 / 2 + 纵 - 圆指.Height / 2, 0, 0);
var left = 矩指.Margin.Left - 10;
if (left < 0)
{
S = 0;
}
else if (left > 矩边长 - 30)
{
S = 1;
}
else
{
S = (left + 矩指.Width / 2) / (double)矩边长;
}
var top = 矩指.Margin.Top - 10;
if (top < 0)
{
L = 1;
}
else if (top > 矩边长 - 30)
{
L = 0;
}
else
{
L = 1.0d - ((top + 矩指.Height / 2) / (double)矩边长);
}
//HSL
Hi = (int)H;
HSlider.Value = Hi;
HNumberPicker.Value = Hi;
Color = Method.HSLtoRGB(Opacity, H, S, L);
ColorChanged?.Invoke(Color, ColorBrush);
FollowRGB(false, false, false);
}
private void lstPalette_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (lstPalette.SelectedIndex != -1)
{
ColorChanged?.Invoke(this, new ColorChangedEventArgs((Color)ColorConverter.ConvertFromString(((PColor)lstPalette.SelectedItem).Hex)));
}
}
private void OnColorChangedProgramatically(object sender, PaletteColorChangedEventArgs e)
{
var flipViewItems = ColorPaletteFlipView.ItemsPanelRoot?.Children;
if (flipViewItems != null)
{
foreach (FlipViewItem flipViewItem in flipViewItems)
{
if ((flipViewItem.Content as ColorPalettePageViewModel) == ColorPaletteFlipView.SelectedItem)
{
if (!(flipViewItem.ContentTemplateRoot is GridView currentGridView))
{
continue;
}
int index = currentGridView.SelectedIndex;
if (!(currentGridView.ItemsPanelRoot?.Children[index] is GridViewItem item))
{
continue;
}
UpdateGridViewItemSelectionState(item);
}
}
}
ColorChanged?.Invoke(this, e);
}
public static void DisConnectTrigger()
{
foreach (Delegate d in ColorChanged.GetInvocationList())
{
ColorChanged -= (EventHandler <EventArgs>)d;
}
}
/// <summary>
/// Reset current theme colors to default values.
/// GitExtensions app-specific colors are reset to <see cref="AppColorDefaults"/>
/// .Net system colors are reset to values defined by Windows theme
/// </summary>
public void ResetAllColors()
{
SysColors.ForEach(ResetColor);
AppColors.ForEach(ResetInternal);
ResetGdiCaches();
ColorChanged?.Invoke();
}
private void ImgColors_OnPreviewMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
_mouseDown = true;
var pos = e.GetPosition(ImgColors);
_currentColor = GetPixel((BitmapSource)ImgColors.Source, (int)pos.X, (int)pos.Y);
ColorChanged?.Invoke(this, new ColorPickerEventArgs(_currentColor));
}
protected override void OnMouseClick(MouseEventArgs e)
{
Color = GetColorAtPoint(e.X, e.Y);
base.OnMouseClick(e);
ColorChanged?.Invoke(this, Color);
}
private void OnColorPropertyChanged(DependencyPropertyChangedEventArgs e)
{
var color = Color;
Selection.Background = new SolidColorBrush(System.Windows.Media.Color.FromArgb(color.A, color.R, color.G, color.B));
alpha.Value = color.A;
ColorChanged?.Invoke(this, EventArgs.Empty);
}
protected void RaiseColorChangeEvent(SimpleWireColors oldColor, SimpleWireColors newColor)
{
ColorChanged?.Invoke(this, new ColorChangeEventArgs()
{
OldColor = oldColor, NewColor = newColor
});
LastColor = newColor;
}
private void ColorPickerOkButton_OnClick(object sender, RoutedEventArgs e)
{
ViewModel.ColorPickerConfirm(ColorPicker.Color);
ColorChanged?.Invoke(this, new PaletteColorChangedEventArgs {
NewColor = ColorPicker.Color
});
ColorPickerFlyout.Hide();
}