public static DrawingImage GetImage(LinearGradientShape val)
{
double height = 1;
double width = 2;
//
// Create the Geometry to draw.
//
var geometryGroup = new GeometryGroup();
geometryGroup.Children.Add(new RectangleGeometry(new Rect(0, 0, width, height)));
var geometryDrawing = new GeometryDrawing()
{
Geometry = geometryGroup
};
switch (val)
{
case LinearGradientShape.Linear:
geometryDrawing.Brush = new System.Windows.Media.LinearGradientBrush(Colors.Black, Colors.White, 0);
break;
case LinearGradientShape.SigmaBell:
{
var gradStop = new GradientStopCollection
{
new GradientStop(Colors.Black, 0),
new GradientStop(Colors.Gray, 0.1),
new GradientStop(Colors.White, 0.5),
new GradientStop(Colors.Gray, 0.9),
new GradientStop(Colors.Black, 1)
};
geometryDrawing.Brush = new System.Windows.Media.LinearGradientBrush(gradStop, 0);
}
break;
case LinearGradientShape.Triangular:
{
var gradStop = new GradientStopCollection
{
new GradientStop(Colors.Black, 0),
new GradientStop(Colors.White, 0.5),
new GradientStop(Colors.Black, 1)
};
geometryDrawing.Brush = new System.Windows.Media.LinearGradientBrush(gradStop, 0);
}
break;
default:
break;
}
var geometryImage = new DrawingImage(geometryDrawing);
// Freeze the DrawingImage for performance benefits.
geometryImage.Freeze();
return(geometryImage);
}
void SetDataSource(LinearGradientShape selected)
{
this.BeginUpdate();
Items.Clear();
foreach (LinearGradientShape o in Enum.GetValues(typeof(LinearGradientShape)))
Items.Add(o);
SelectedItem = selected;
this.EndUpdate();
}
void SetDataSource(LinearGradientShape selected)
{
this.BeginUpdate();
Items.Clear();
foreach (LinearGradientShape o in Enum.GetValues(typeof(LinearGradientShape)))
{
Items.Add(o);
}
SelectedItem = selected;
this.EndUpdate();
}
public BrushX(BrushX from)
{
_brushType = from._brushType; // Type of the brush
_cachedBrush = null; // this is the cached brush object
_foreColor = from._foreColor; // Color of the brush
_backColor = from._backColor; // Backcolor of brush, f.i.f. HatchStyle brushes
_hatchStyle = from._hatchStyle; // für HatchBrush
_textureImage = null == from._textureImage ? null : (ImageProxy)from._textureImage.Clone(); // für Texturebrush
_wrapMode = from._wrapMode; // für TextureBrush und LinearGradientBrush
_brushBoundingRectangle = from._brushBoundingRectangle;
_focus = from._focus;
_exchangeColors = from._exchangeColors;
this._gradientMode = from._gradientMode;
this._gradientShape = from._gradientShape;
this._scale = from._scale;
}
protected override void OnDrawItem(DrawItemEventArgs e)
{
Graphics grfx = e.Graphics;
Rectangle rectColor = new Rectangle(e.Bounds.Left, e.Bounds.Top, 2 * e.Bounds.Height, e.Bounds.Height);
rectColor.Inflate(-1, -1);
Rectangle rectText = new Rectangle(e.Bounds.Left + 2 * e.Bounds.Height,
e.Bounds.Top,
e.Bounds.Width - 2 * e.Bounds.Height,
e.Bounds.Height);
if (this.Enabled)
{
e.DrawBackground();
}
LinearGradientShape item = e.Index >= 0 ? (LinearGradientShape)Items[e.Index] : LinearGradientShape.Linear;
Rectangle rectShape = new Rectangle(rectColor.X + rectColor.Width / 4, rectColor.Y, rectColor.Width / 2, rectColor.Height);
using (LinearGradientBrush br = new LinearGradientBrush(rectShape, e.ForeColor, e.BackColor, LinearGradientMode.Horizontal))
{
if (item == LinearGradientShape.Triangular)
{
br.SetBlendTriangularShape(0.5f);
}
else if (item == LinearGradientShape.SigmaBell)
{
br.SetSigmaBellShape(0.5f);
}
grfx.FillRectangle(br, rectColor);
}
SolidBrush foreColorBrush = new SolidBrush(e.ForeColor);
grfx.DrawString(item.ToString(), Font, foreColorBrush, rectText);
}
public LinearGradientShapeComboBox(LinearGradientShape selected)
: this()
{
SetDataSource(selected);
}
public LinearGradientShapeComboBox(LinearGradientShape selected)
: this()
{
SetDataSource(selected);
}
public static DrawingImage GetImage(LinearGradientShape val)
{
double height = 1;
double width = 2;
//
// Create the Geometry to draw.
//
GeometryGroup geometryGroup = new GeometryGroup();
geometryGroup.Children.Add(new RectangleGeometry(new Rect(0, 0, width, height)));
var geometryDrawing = new GeometryDrawing() { Geometry = geometryGroup };
switch (val)
{
case LinearGradientShape.Linear:
geometryDrawing.Brush = new System.Windows.Media.LinearGradientBrush(Colors.Black, Colors.White, 0);
break;
case LinearGradientShape.SigmaBell:
{
var gradStop = new GradientStopCollection();
gradStop.Add(new GradientStop(Colors.Black, 0));
gradStop.Add(new GradientStop(Colors.Gray, 0.1));
gradStop.Add(new GradientStop(Colors.White, 0.5));
gradStop.Add(new GradientStop(Colors.Gray, 0.9));
gradStop.Add(new GradientStop(Colors.Black, 1));
geometryDrawing.Brush = new System.Windows.Media.LinearGradientBrush(gradStop, 0);
}
break;
case LinearGradientShape.Triangular:
{
var gradStop = new GradientStopCollection();
gradStop.Add(new GradientStop(Colors.Black, 0));
gradStop.Add(new GradientStop(Colors.White, 0.5));
gradStop.Add(new GradientStop(Colors.Black, 1));
geometryDrawing.Brush = new System.Windows.Media.LinearGradientBrush(gradStop, 0);
}
break;
default:
break;
}
DrawingImage geometryImage = new DrawingImage(geometryDrawing);
// Freeze the DrawingImage for performance benefits.
geometryImage.Freeze();
return geometryImage;
}
public BrushX(BrushX from)
{
_brushType = from._brushType; // Type of the brush
_cachedBrush = null; // this is the cached brush object
_foreColor = from._foreColor; // Color of the brush
_backColor = from._backColor; // Backcolor of brush, f.i.f. HatchStyle brushes
_hatchStyle = from._hatchStyle; // für HatchBrush
_textureImage = null == from._textureImage ? null : (ImageProxy)from._textureImage.Clone(); // für Texturebrush
_wrapMode = from._wrapMode; // für TextureBrush und LinearGradientBrush
_brushBoundingRectangle = from._brushBoundingRectangle;
_focus = from._focus;
_exchangeColors = from._exchangeColors;
this._gradientMode = from._gradientMode;
this._gradientShape = from._gradientShape;
this._scale = from._scale;
}
