Exemplo n.º 1
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        private void EhUserRequest_ForAllSelectedItemSetOpacity(double opacity)
        {
            var alphaValue = AxoColor.NormFloatToByte((float)opacity);

            bool anyChange = false;

            foreach (var item in _currentItems.Where(node => node.IsSelected))
            {
                var color = ((NamedColor)item.Tag).Color;
                if (color.A != alphaValue)
                {
                    color.A = alphaValue;
                    var ncolor = new NamedColor(color);
                    item.Tag  = ncolor;
                    item.Text = ToDisplayName(ncolor);

                    anyChange = true;
                }
            }

            if (anyChange)
            {
                SetListDirty();
            }
        }
Exemplo n.º 2
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        private void EhUserRequest_ForAllSelectedItemShiftHue(double hueShift)
        {
            if (0 == hueShift || -1 == hueShift || 1 == hueShift)
            {
                return;
            }

            bool anyChange = false;

            foreach (var item in _currentItems.Where(node => node.IsSelected))
            {
                var color = ((NamedColor)item.Tag).Color;
                var(a, h, s, b) = color.ToAhsb();
                h += (float)hueShift;
                h -= (float)Math.Floor(h); // Normalize hue to 0..1

                color = AxoColor.FromAhsb(a, h, s, b);

                var ncolor = new NamedColor(color);
                item.Tag  = ncolor;
                item.Text = ToDisplayName(ncolor);

                anyChange = true;
            }

            if (anyChange)
            {
                SetListDirty();
            }
        }
Exemplo n.º 3
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        private void EhUserRequest_ForAllSelectedItemSetBrightness(double brightness)
        {
            bool anyChange = false;

            foreach (var item in _currentItems.Where(node => node.IsSelected))
            {
                var color = ((NamedColor)item.Tag).Color;
                var(a, h, s, b) = color.ToAhsb();

                if (b != brightness)
                {
                    b     = (float)brightness;
                    color = AxoColor.FromAhsb(a, h, s, b);

                    var ncolor = new NamedColor(color);
                    item.Tag  = ncolor;
                    item.Text = ToDisplayName(ncolor);

                    anyChange = true;
                }
            }

            if (anyChange)
            {
                SetListDirty();
            }
        }
Exemplo n.º 4
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 public string[] GetComponentsForColor(AxoColor color, IFormatProvider formatProvider)
 {
     return(new string[]
     {
         (1 - color.ScR).ToString("F3", formatProvider),
         (1 - color.ScG).ToString("F3", formatProvider),
         (1 - color.ScB).ToString("F3", formatProvider)
     });
 }
Exemplo n.º 5
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		public static ImageSource GetImageSourceFromAxoColor(AxoColor axoColor, int width, int height)
		{
			var innerRect = new Rect(0, 0, width, height);
			var geometryDrawing = new GeometryDrawing() { Geometry = new RectangleGeometry(innerRect) };
			geometryDrawing.Brush = new SolidColorBrush(GuiHelper.ToWpf(axoColor));
			DrawingImage geometryImage = new DrawingImage(geometryDrawing);
			geometryImage.Freeze(); // Freeze the DrawingImage for performance benefits.
			return geometryImage;
		}
Exemplo n.º 6
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 public string[] GetComponentsForColor(AxoColor color, IFormatProvider formatProvider)
 {
     var(a, h, s, b) = color.ToAhsb();
     return(new string[]
     {
         h.ToString("F3", formatProvider),
         s.ToString("F3", formatProvider),
         b.ToString("F3", formatProvider)
     });
 }
Exemplo n.º 7
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 /// <summary>
 /// Get the index of the given color in the ColorSet.
 /// </summary>
 /// <param name="color">The color.</param>
 /// <returns>The index of the color in the set. If the color is not found in the set, a negative value is returned.</returns>
 public virtual int IndexOf(AxoColor color)
 {
     if (_colorToIndexDictionary.Value.TryGetValue(color, out var idx))
     {
         return(idx);
     }
     else
     {
         return(-1);
     }
 }
Exemplo n.º 8
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 public void AmendAlphaComponent(ref AxoColor color)
 {
     if (_colorModel.IsUsingByteComponents)
     {
         color.A = (byte)_guiAlphaValue.Value;
     }
     else
     {
         color.ScA = (float)_guiAlphaValue.Value;
     }
 }
Exemplo n.º 9
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        public object BuildItem(BuildItemArgs args)
        {
            string id    = args.Codon.Id;
            string value = args.Codon.Properties["Value"];

            if (!string.IsNullOrEmpty(value))
            {
                var c = AxoColor.FromInvariantString(value);
                return(new NamedColor(c, id));
            }
            return(null);
        }
Exemplo n.º 10
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        public string[] GetComponentsForColor(AxoColor color, IFormatProvider formatProvider)
        {
            var(a, c, m, y, k) = color.ToAcmyk();

            return(new string[]
            {
                c.ToString("F3", formatProvider),
                m.ToString("F3", formatProvider),
                y.ToString("F3", formatProvider),
                k.ToString("F3", formatProvider)
            });
        }
Exemplo n.º 11
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        public static BitmapSource GetBitmap()
        {
            const int   widthheight       = 256;
            const float innerRadiusRatio2 = 0.25f;

            float mid   = (widthheight - 1) / 2f;
            float r2max = mid * mid;
            float r2min = r2max * innerRadiusRatio2;

            var wbitmap = new WriteableBitmap(widthheight, widthheight, 96, 96, PixelFormats.Bgra32, null);

            byte[] pixels = new byte[widthheight * widthheight * 4];

            // The bitmap is already by default transparent
            for (int row = 0; row < widthheight; ++row)
            {
                for (int col = 0; col < widthheight; ++col)
                {
                    var dx = col - mid;
                    var dy = row - mid;
                    var r2 = dx * dx + dy * dy;
                    if (r2 < r2min || r2 > r2max)
                    {
                        continue;
                    }

                    int idx = (row * widthheight + col) * 4;

                    // calculate angle
                    var phi = (Math.Atan2(dy, dx) / (2 * Math.PI));
                    if (phi < 0)
                    {
                        phi += 1;
                    }
                    // calculate color
                    AxoColor.FromHue((float)phi, out var red, out var green, out var blue);

                    pixels[idx + 0] = blue;  // B
                    pixels[idx + 1] = green; // G
                    pixels[idx + 2] = red;   // R
                    pixels[idx + 3] = 255;   // A
                }
            }

            // Update writeable bitmap with the colorArray to the image.
            var rect   = new Int32Rect(0, 0, widthheight, widthheight);
            int stride = 4 * widthheight;

            wbitmap.WritePixels(rect, pixels, stride, 0);

            return(wbitmap);
        }
Exemplo n.º 12
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 /// <summary>
 /// Tries to find a color with the color and the name of the given named color.
 /// </summary>
 /// <param name="colorValue">The color value to find.</param>
 /// <param name="colorName">The color name to find.</param>
 /// <param name="namedColor">On return, if a color with the same color value and name is found in the collection, that color is returned.</param>
 /// <returns>
 ///   <c>True</c>, if the color with the given color value and name is found in this collection. Otherwise, <c>false</c> is returned.
 /// </returns>
 public bool TryGetValue(AxoColor colorValue, string colorName, out NamedColor namedColor)
 {
     if (_namecolorToIndexDictionary.Value.TryGetValue(new ColorNameKey(colorValue, colorName), out var idx))
     {
         namedColor = _innerList[idx];
         return(true);
     }
     else
     {
         namedColor = default(NamedColor);
         return(false);
     }
 }
Exemplo n.º 13
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        public static ImageSource GetImageSourceFromAxoColor(AxoColor axoColor, int width, int height)
        {
            var innerRect       = new Rect(0, 0, width, height);
            var geometryDrawing = new GeometryDrawing()
            {
                Geometry = new RectangleGeometry(innerRect)
            };

            geometryDrawing.Brush = new SolidColorBrush(GuiHelper.ToWpf(axoColor));
            var geometryImage = new DrawingImage(geometryDrawing);

            geometryImage.Freeze(); // Freeze the DrawingImage for performance benefits.
            return(geometryImage);
        }
Exemplo n.º 14
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        private void EhOpacitySlider_ValueChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
        {
            if (_notUserInitiated)
            {
                return;
            }

            var   c = _newColor;
            float a = (float)e.NewValue;

            _newColor = AxoColor.FromScRgb(a, c.ScR, c.ScG, c.ScB);
            UpdateControlVisuals();
            CurrentColorChanged?.Invoke(_newColor);
        }
Exemplo n.º 15
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        public void GetColorVariations(AxoColor baseColor, AxoColor[] variations)
        {
            var(alpha, hue, saturation, brightness) = baseColor.ToAhsb();

            // make darker, but still the last item should have a rest of color left (i.e. it should not be completely black)

            int numberOfItems = variations.Length;

            variations[0] = baseColor;
            for (int i = 1; i < numberOfItems; ++i)
            {
                var newBrightness = brightness * (1 - i / (float)numberOfItems);
                variations[i] = AxoColor.FromAhsb(alpha, hue, saturation, newBrightness);
            }
        }
Exemplo n.º 16
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        public void GetColorVariations(AxoColor baseColor, AxoColor[] variations)
        {
            var(alpha, hue, saturation, brightness) = baseColor.ToAhsb();

            // desaturate, but still the last item should have a rest of saturation left

            int numberOfItems = variations.Length;

            variations[0] = baseColor;
            for (int i = 1; i < numberOfItems; ++i)
            {
                var newSaturation = saturation * (1 - i / (float)numberOfItems);
                variations[i] = AxoColor.FromAhsb(alpha, hue, newSaturation, brightness);
            }
        }
Exemplo n.º 17
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        public NamedColor GetDeserializedColorWithNoSet(AxoColor color, string name)
        {
            // test if it is a standard color
            if (_builtinKnownColors.TryGetValue(name, out var foundColor) && color.Equals(foundColor.Color)) // if the color is known by this name, and the color value matches
            {
                return(foundColor);                                                                          // then return this found color
            }
            if (_builtinKnownColors.TryGetValue(color, out foundColor))                                      // if only the color value matches, then return the found color, even if it has another name than the deserialized color
            {
                return(foundColor);
            }

            // Note that name for a deserialized color can be null or empty. If this is the case, use the constructor without name
            return(string.IsNullOrEmpty(name) ? new NamedColor(color) : new NamedColor(color, name)); // if it is not a known color, then return the color without a color set as parent
        }
Exemplo n.º 18
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        private ColorSet(Altaxo.Serialization.Xml.IXmlDeserializationInfo info)
        {
            _name = info.GetString("Name");

            int count = info.OpenArray("Colors");

            _innerList = new NamedColor[count];
            for (int i = 0; i < count; ++i)
            {
                string name   = info.GetStringAttribute("Name");
                string cvalue = info.GetString("e");
                _innerList[i] = new NamedColor(AxoColor.FromInvariantString(cvalue), name, this);
            }
            info.CloseArray(count);

            InitLazyVariables();
        }
Exemplo n.º 19
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        public void GetColorVariations(AxoColor baseColor, AxoColor[] variations)
        {
            var blue = baseColor.ScB;
            var red  = baseColor.ScR;

            // make warmer = more red

            int numberOfItems = variations.Length;

            variations[0] = baseColor;
            for (int i = 1; i < numberOfItems; ++i)
            {
                var newBlue = (blue + (1 - blue) * (i / (float)numberOfItems));
                var newRed  = (red * (1 - i / (float)numberOfItems));
                variations[i] = AxoColor.FromScRgb(baseColor.ScA, newRed, baseColor.ScG, newBlue);
            }
        }
Exemplo n.º 20
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        public void ChangeCurrentColor(AxoColor newColor, bool updateCircle, bool updateVariations, bool updateComponents, bool updateAltComponents)
        {
            _currentColor = newColor;

            if (updateCircle)
            {
                _guiColorCircleSurface.SetHueBaseValue(_currentColor.GetHue(), false);
            }

            if (updateComponents)
            {
                // now calculate components
                var components = _colorModel.GetComponentsForColor(_currentColor);

                UpdateComponentValues(() =>
                {
                    for (int i = 0; i < components.Length; ++i)
                    {
                        _guiComponents[i].Value = (decimal)components[i];
                    }

                    if (_colorModel.IsUsingByteComponents)
                    {
                        _guiAlphaValue.Value = _currentColor.A;
                    }
                    else
                    {
                        _guiAlphaValue.Value = (decimal)_currentColor.ScA;
                    }
                }
                                      );
            }

            if (updateAltComponents)
            {
                // update alternative components
                var altComponents = _altColorModel.GetComponentsForColor(_currentColor, Altaxo.Settings.GuiCulture.Instance);
                for (int i = 0; i < altComponents.Length; ++i)
                {
                    _guiAltComponents[i].Text = altComponents[i];
                }
            }

            CurrentColorChanged?.Invoke(_currentColor);
        }
Exemplo n.º 21
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        public void ChangeCurrentColor(AxoColor newColor, bool update1D, bool update2D, bool updateComponents, bool updateAltComponents)
        {
            _currentColor = newColor;

            if (update1D || update2D)
            {
                var(pos1D, pos2D) = _colorModel.GetRelativePositionsFor1Dand2DColorSurfaceFromColor(_currentColor);

                _gui1DColorControl.SelectionRectangleRelativePositionChanged -= Eh1DColorControl_ValueChanged;
                _gui2DColorControl.SelectionRectangleRelativePositionChanged -= Eh2DColorControl_ValueChanged;

                _gui1DColorControl.SelectionRectangleRelativePosition = pos1D;
                _gui2DColorControl.SelectionRectangleRelativePosition = pos2D;

                _gui1DColorControl.SelectionRectangleRelativePositionChanged += Eh1DColorControl_ValueChanged;
                _gui2DColorControl.SelectionRectangleRelativePositionChanged += Eh2DColorControl_ValueChanged;
            }

            if (updateComponents)
            {
                // now calculate components
                var components = _colorModel.GetComponentsForColor(_currentColor);

                UpdateComponentValues(() =>
                {
                    for (int i = 0; i < components.Length; ++i)
                    {
                        _guiComponents[i].Value = (decimal)components[i];
                    }
                }
                                      );
            }

            if (updateAltComponents)
            {
                // update alternative components
                var altComponents = _altColorModel.GetComponentsForColor(_currentColor, Altaxo.Settings.GuiCulture.Instance);
                for (int i = 0; i < altComponents.Length; ++i)
                {
                    _guiAltComponents[i].Text = altComponents[i];
                }
            }

            CurrentColorChanged?.Invoke(_currentColor);
        }
Exemplo n.º 22
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            public object Deserialize(object o, Altaxo.Serialization.Xml.IXmlDeserializationInfo info, object parent)
            {
                string colorSetName   = info.GetString("Name");
                var    colorSetLevel  = (Altaxo.Main.ItemDefinitionLevel)info.GetEnum("Level", typeof(Altaxo.Main.ItemDefinitionLevel));
                var    creationDate   = info.GetDateTime("CreationDate");
                var    isPlotColorSet = info.GetBoolean("IsPlotColorSet");

                int count  = info.OpenArray("Colors");
                var colors = new NamedColor[count];

                for (int i = 0; i < count; ++i)
                {
                    string name   = info.GetStringAttribute("Name");
                    string cvalue = info.GetString("e");
                    colors[i] = new NamedColor(AxoColor.FromInvariantString(cvalue), name);
                }

                info.CloseArray(count);

                return(new ColorSet(colorSetName, colors));
            }
Exemplo n.º 23
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        private void EhBrightnessSlider_ValueChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
        {
            if (_notUserInitiated)
            {
                return;
            }

            Color nc = colorComb.SelectedColor;
            float f  = (float)e.NewValue;

            float a, r, g, b;

            a = (float)opacitySlider.Value;
            r = f * nc.ScR;
            g = f * nc.ScG;
            b = f * nc.ScB;

            _newColor = AxoColor.FromScRgb(a, r, g, b);
            UpdateControlVisuals();
            CurrentColorChanged?.Invoke(_newColor);
        }
Exemplo n.º 24
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        //
        // Event Handlers

        private void EhColorCombControl_ColorSelected(object sender, ColorEventArgs e)
        {
            if (_notUserInitiated)
            {
                return;
            }

            float a, f, r, g, b;

            a = (float)opacitySlider.Value;
            f = (float)brightnessSlider.Value;

            Color nc = e.Color;

            r = f * nc.ScR;
            g = f * nc.ScG;
            b = f * nc.ScB;

            _newColor = AxoColor.FromScRgb(a, r, g, b);
            UpdateControlVisuals();
            CurrentColorChanged?.Invoke(_newColor);
        }
Exemplo n.º 25
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        public bool TryFindColorSetContaining(AxoColor colorValue, string colorName, out IColorSet value)
        {
            foreach (Main.ItemDefinitionLevel level in Enum.GetValues(typeof(Main.ItemDefinitionLevel)))
            {
                foreach (var entry in _allLists)
                {
                    if (entry.Value.Level != level)
                    {
                        continue;
                    }

                    if (entry.Value.List.TryGetValue(colorValue, colorName, out var namedColor))
                    {
                        value = entry.Value.List;
                        return(true);
                    }
                }
            }

            value = null;
            return(false);
        }
Exemplo n.º 26
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 public ColorPickerControl(AxoColor oldColor)
 {
     _oldColor = oldColor;
     _newColor = _oldColor;
     InitializeComponent();
 }
Exemplo n.º 27
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		/// <summary>
		/// Get the index of the given color in the ColorSet.
		/// </summary>
		/// <param name="color">The color.</param>
		/// <returns>The index of the color in the set. If the color is not found in the set, a negative value is returned.</returns>
		public virtual int IndexOf(AxoColor color)
		{
			int idx;
			if (_colorToIndexDictionary.Value.TryGetValue(color, out idx))
			{
				return idx;
			}
			else
			{
				return -1;
			}
		}
Exemplo n.º 28
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		/// <summary>
		/// Tries to find a color with the color and the name of the given named color.
		/// </summary>
		/// <param name="colorValue">The color value to find.</param>
		/// <param name="colorName">The color name to find.</param>
		/// <param name="namedColor">On return, if a color with the same color value and name is found in the collection, that color is returned.</param>
		/// <returns>
		///   <c>True</c>, if the color with the given color value and name is found in this collection. Otherwise, <c>false</c> is returned.
		/// </returns>
		public bool TryGetValue(AxoColor colorValue, string colorName, out NamedColor namedColor)
		{
			int idx;
			if (_namecolorToIndexDictionary.Value.TryGetValue(new ColorNameKey(colorValue, colorName), out idx))
			{
				namedColor = this._innerList[idx];
				return true;
			}
			else
			{
				namedColor = default(NamedColor);
				return false;
			}
		}
Exemplo n.º 29
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 public AxoColor GetColorFromComponents(double[] components)
 {
     return(AxoColor.FromArgb(255, (byte)(255 - components[0]), (byte)(255 - components[1]), (byte)(255 - components[2])));
 }
Exemplo n.º 30
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 public double[] GetComponentsForColor(AxoColor color)
 {
     return(new double[] { 255 - color.R, 255 - color.G, 255 - color.B });
 }
Exemplo n.º 31
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 public (double position1D, PointD2D position2D) GetRelativePositionsFor1Dand2DColorSurfaceFromColor(AxoColor color)
 {
     var(alpha, hue, saturation, brightness) = color.ToAhsb();
     return(hue, new PointD2D(saturation, brightness));
 }
Exemplo n.º 32
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 public AxoColor GetColorFor2DColorSurfaceFromRelativePosition(PointD2D relativePosition, AxoColor c)
 {
     return(AxoColor.FromAhsb(1, c.GetHue(), (float)(relativePosition.X), (float)(relativePosition.Y)));
 }
Exemplo n.º 33
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 public AxoColor GetColorFor1DColorSurfaceFromRelativePosition(double relativePosition)
 {
     return(AxoColor.FromAhsb(1, (float)(relativePosition), 1, 1));
 }
Exemplo n.º 34
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		public void SetSceneBackColor(AxoColor? sceneBackColor)
		{
			_sceneBackgroundColor = sceneBackColor;
		}