public BrushSection()
{
var layout = new DynamicLayout();
brush = solidBrush = Brushes.LightSkyBlue;
gradientBrush = new LinearGradientBrush(Colors.AliceBlue, Colors.Black, new PointF(0, 0), new PointF(100f, 100f));
//gradientBrush = new LinearGradientBrush (new RectangleF (0, 0, 50, 50), Colors.AliceBlue, Colors.Black, 10);
gradientBrush.Wrap = GradientWrapMode.Repeat;
textureBrush = new TextureBrush(image, 0.5f);
brush = textureBrush;
ScaleX = 100f;
ScaleY = 100f;
drawable = new Drawable { Size = new Size(300, 200) };
drawable.Paint += (sender, pe) => Draw(pe.Graphics);
layout.AddSeparateRow(null, BrushControl(), UseBackgroundColorControl(), null);
if (Platform.Supports<NumericUpDown>())
{
matrixRow = layout.AddSeparateRow(null, new Label { Text = "Rot" }, RotationControl(), new Label { Text = "Sx" }, ScaleXControl(), new Label { Text = "Sy" }, ScaleYControl(), new Label { Text = "Ox" }, OffsetXControl(), new Label { Text = "Oy" }, OffsetYControl(), null);
matrixRow.Table.Visible = false;
}
gradientRow = layout.AddSeparateRow(null, GradientWrapControl(), null);
gradientRow.Table.Visible = false;
layout.AddSeparateRow(null, drawable, null);
layout.Add(null);
this.Content = layout;
}
public GradientWrapMode GetGradientWrap (LinearGradientBrush widget)
{
var gradient = ((Cairo.LinearGradient)widget.ControlObject);
// return gradient.Extend.ToEto ();
return cairo_pattern_get_extend (gradient.Pointer).ToEto ();
}
public void SetTransform (LinearGradientBrush widget, IMatrix transform)
{
((EtoGradient)widget.ControlObject).Transform = transform.ToCairo ();
}
public IMatrix GetTransform (LinearGradientBrush widget)
{
return ((EtoGradient)widget.ControlObject).Transform.ToEto ();
}
public void SetGradientWrap(LinearGradientBrush widget, GradientWrapMode gradientWrap)
{
throw new NotImplementedException();
}
public GradientWrapMode GetGradientWrap(LinearGradientBrush widget)
{
throw new NotImplementedException();
}
public void SetTransform(LinearGradientBrush widget, IMatrix transform)
{
throw new NotImplementedException();
}
public GradientWrapMode GetGradientWrap (LinearGradientBrush widget)
{
return ((Cairo.LinearGradient)widget.ControlObject).Extend.ToEto();
}
public void SetGradientWrap(LinearGradientBrush widget, GradientWrapMode gradientWrap)
{
((BrushObject)widget.ControlObject).Wrap = gradientWrap;
}
public GradientWrapMode GetGradientWrap(LinearGradientBrush widget)
{
return ((BrushObject)widget.ControlObject).Wrap;
}
public void SetTransform(LinearGradientBrush widget, IMatrix transform)
{
((BrushObject)widget.ControlObject).Transform = transform;
}
public IMatrix GetTransform(LinearGradientBrush widget)
{
return ((BrushObject)widget.ControlObject).Transform;
}
public void SetGradientWrap (LinearGradientBrush widget, GradientWrapMode gradientWrap)
{
var gradient = ((Cairo.LinearGradient)widget.ControlObject);
gradient.Extend = gradientWrap.ToCairo ();
}
public void SetGradientWrap (LinearGradientBrush widget, GradientWrapMode gradientWrap)
{
var gradient = ((Cairo.LinearGradient)widget.ControlObject);
// gradient.Extend = gradientWrap.ToCairo ();
cairo_pattern_set_extend (gradient.Pointer, gradientWrap.ToCairo ());
}
public IMatrix GetTransform(LinearGradientBrush widget)
{
throw new NotImplementedException();
}
public TextureBrushesSection2()
{
image = TestIcons.Textures;
var drawable = new BufferedDrawable();
var layout = new DynamicLayout { DefaultSpacing = new Size(5, 5), Padding = new Padding(10) };
layout.AddSeparateRow(null, drawable.Checkbox(), null);
layout.Add(drawable);
this.Content = layout;
var w = image.Size.Width / 3; // same as height
var img = image.Clone(new Rectangle(w, w, w, w));
var textureBrush = new TextureBrush(img);
var solidBrush = new SolidBrush(Colors.Blue);
var linearGradientBrush = new LinearGradientBrush(Colors.White, Colors.Black, PointF.Empty, new PointF(0, 100));
var font = SystemFonts.Default();
drawable.BackgroundColor = Colors.Green;
drawable.MouseMove += HandleMouseMove;
drawable.MouseDown += HandleMouseMove;
drawable.Paint += (s, e) =>
{
var graphics = e.Graphics;
graphics.DrawText(font, Colors.White, 3, 3, "Move the mouse in this area to move the shapes.");
// texture brushes
var temp = location;
DrawShapes(textureBrush, temp, img.Size, graphics);
// solid brushes
temp = temp + new PointF(200, 0);
DrawShapes(solidBrush, temp, img.Size, graphics);
// linear gradient brushes
temp = temp + new PointF(200, 0);
DrawShapes(linearGradientBrush, temp, img.Size, graphics);
};
}
Control Tools(int n)
{
var stack = new StackLayout
{
BackgroundColor = Colors.Transparent,
Orientation = Orientation.Horizontal,
VerticalContentAlignment = VerticalAlignment.Center,
Padding = 4,
Spacing = 4,
};
if (n > 0)
{
stack.Items.Add("Label:");
for (int i = 0; i < n; i++)
{
stack.Items.Add(new TextBox
{
Text = "Box" + ( i + 1 )
});
}
}
var control = new Drawable
{
Content = stack
};
control.Paint += (s, pe) =>
{
int w = control.Width;
int h = control.Height;
var c1 = Color.FromGrayscale(0.8f);
var c2 = Color.FromGrayscale(0.6f);
using (var b = new LinearGradientBrush(
c1, c2, new PointF(1, 0), new PointF(1, h)))
pe.Graphics.FillRectangle(b, 1, 0, w-2, h);
pe.Graphics.DrawLine(c1, 0, 0, 0, h);
pe.Graphics.DrawLine(c2, w-1, 0, w-1, h);
};
return control;
}