// Select this brush into a graphics object.
public override void Select(IToolkitGraphics _graphics)
{
DrawingGraphics graphics = (_graphics as DrawingGraphics);
if (graphics != null)
{
Xsharp.Graphics g = graphics.graphics;
Xsharp.Bitmap bitmap;
lock (typeof(DrawingHatchBrush))
{
bitmap = GetBitmap(style);
}
g.Function = GCFunction.GXcopy;
g.SubwindowMode = SubwindowMode.ClipByChildren;
if (bitmap != null)
{
// Use an opaque stipple to fill the region.
g.Foreground =
DrawingToolkit.DrawingToXColor(foreColor);
g.Background =
DrawingToolkit.DrawingToXColor(backColor);
g.SetFillOpaqueStippled(bitmap, 0, 0);
}
else
{
// We don't recognize this hatch style, so use a
// solid brush with the foreground color.
g.Foreground =
DrawingToolkit.DrawingToXColor(foreColor);
g.SetFillSolid();
}
graphics.Brush = this;
}
}
// Set the background of the window to a solid color.
void IToolkitWindow.SetBackground(System.Drawing.Color color)
{
if (color.A < 128)
{
BackgroundPixmap = null;
}
else
{
Background = DrawingToolkit.DrawingToXColor(color);
}
}
// Select this brush into a graphics object.
public override void Select(IToolkitGraphics _graphics)
{
DrawingGraphics graphics = (_graphics as DrawingGraphics);
if (graphics != null)
{
Xsharp.Graphics g = graphics.graphics;
g.Function = GCFunction.GXcopy;
g.SubwindowMode = SubwindowMode.ClipByChildren;
g.SetFillSolid();
g.Foreground = DrawingToolkit.DrawingToXColor(Color);
graphics.Brush = this;
}
}
// Draw a bitmap-based glyph to a "Graphics" object. "bits" must be
// in the form of an xbm bitmap.
public override void DrawGlyph(int x, int y,
byte[] bits, int bitsWidth, int bitsHeight,
System.Drawing.Color color)
{
Xsharp.Bitmap bitmap;
bitmap = new Xsharp.Bitmap(bitsWidth, bitsHeight, bits);
try
{
graphics.Foreground = DrawingToolkit.DrawingToXColor(color);
graphics.SetFillStippled(bitmap, x, y);
graphics.FillRectangle(x, y, bitsWidth, bitsHeight);
graphics.SetFillSolid();
}
finally
{
bitmap.Destroy();
}
}
// Set the foreground of the window to a solid color.
void IToolkitWindow.SetForeground(System.Drawing.Color color)
{
Foreground = DrawingToolkit.DrawingToXColor(color);
}
// Select this pen into a graphics object.
public override void Select(IToolkitGraphics _graphics)
{
if (_graphics == null)
{
return;
}
if (_graphics is DrawingGraphics)
{
DrawingGraphics graphics = _graphics as DrawingGraphics;
Xsharp.Graphics g = graphics.graphics;
int width = (int)(properties.Width);
LineStyle style = MapLineStyle(properties.DashStyle);
if (style == LineStyle.LineOnOffDash)
{
if (width == 1)
{
width = 0;
}
switch (properties.DashStyle)
{
case DashStyle.Dash:
{
g.DashPattern = dash;
}
break;
case DashStyle.Dot:
{
g.DashPattern = dot;
}
break;
case DashStyle.DashDot:
{
g.DashPattern = dashdot;
}
break;
case DashStyle.DashDotDot:
{
g.DashPattern = dashdotdot;
}
break;
case DashStyle.Custom:
{
float [] src = properties.DashPattern;
int iLen = src.Length;
byte [] ayCopy = new byte[iLen];
float fWidth = properties.Width;
float tmp;
for (int i = 0; i < iLen; i++)
{
tmp = src[i] * fWidth;
if (tmp < 0)
{
tmp = 0;
}
else if (tmp > 0xFF)
{
tmp = 0xFF;
}
ayCopy[i] = (byte)(tmp);
if (ayCopy[i] == 0)
{
ayCopy[i] = 1; // must not be zero
}
}
g.DashPattern = ayCopy;
}
break;
}
}
g.Function = GCFunction.GXcopy;
g.SubwindowMode = SubwindowMode.ClipByChildren;
g.LineWidth = width;
g.LineStyle = style;
g.CapStyle = MapCapStyle(properties.EndCap);
g.JoinStyle = MapJoinStyle(properties.LineJoin);
g.Foreground = DrawingToolkit.DrawingToXColor
(properties.Color);
g.SetFillSolid();
graphics.Pen = this;
}
else if (_graphics is DrawingGraphicsImage)
{
DrawingGraphicsImage graphics = _graphics as DrawingGraphicsImage;
graphics.Pen = this;
}
}
