public override void DrawFrameBackground(Cairo.Context cr, Gdk.Rectangle alloc,
Cairo.Color color, Cairo.Pattern pattern)
{
if (!IsPanelWidget)
{
base.DrawFrameBackground(cr, alloc, color, pattern);
}
}
/// <summary>
/// Exports the specified <see cref="PlotModel" /> to a png file.
/// </summary>
/// <param name="model">The model.</param>
/// <param name="fileName">Name of the output file.</param>
/// <param name="width">The width.</param>
/// <param name="height">The height.</param>
/// <param name="background">The background color.</param>
public static void Export(IPlotModel model, string fileName, int width, int height, Pattern background = null)
{
using (var bm = new ImageSurface(Format.ARGB32, width, height))
{
using (var g = new Context(bm))
{
if (background != null)
{
g.Save();
g.SetSource(background);
g.Rectangle(0, 0, width, height);
g.Fill();
g.Restore();
}
var rc = new GraphicsRenderContext { RendersToScreen = false };
rc.SetGraphicsTarget(g);
model.Update(true);
model.Render(rc, width, height);
bm.WriteToPng(fileName);
}
}
}
public void SetSource(Pattern source)
{
CheckDisposed ();
NativeMethods.cairo_set_source (handle, source.Handle);
}
public void Mask(Pattern pattern)
{
CheckDisposed ();
NativeMethods.cairo_mask (handle, pattern.Handle);
}
public Pattern PopGroup()
{
return(Pattern.Lookup(NativeMethods.cairo_pop_group(handle), true));
}
public void SetSource(Pattern source)
{
NativeMethods.cairo_set_source (handle, source.Handle);
}
public void DrawFrameBackground(Cairo.Context cr, Gdk.Rectangle alloc, Cairo.Pattern pattern)
{
DrawFrameBackground(cr, alloc, black, pattern);
}
public void Mask (Pattern pattern)
{
CairoAPI.cairo_mask (state, pattern.Pointer);
}
public void SetPattern (Pattern pattern)
{
CairoAPI.cairo_set_pattern (state, pattern.Pointer);
}
/// <summary>
/// The Pattern property is now deprecated in favour of the SetSource (pattern) method,
/// but that method doesn't exist in older versions of Mono.Cairo. This extension method
/// provides an implementation of that functionality.
///
/// This can be removed once we port to GTK3.
/// </summary>
public static void SetSource (this Context g, Pattern source)
{
#pragma warning disable 612
cairo_set_source (g.Handle, source.Pointer);
#pragma warning restore 612
}
public static Rectangle FillRectangle (this Context g, Rectangle r, Pattern pattern, PointD patternOffset)
{
g.Save ();
g.MoveTo (r.X, r.Y);
g.LineTo (r.X + r.Width, r.Y);
g.LineTo (r.X + r.Width, r.Y + r.Height);
g.LineTo (r.X, r.Y + r.Height);
g.LineTo (r.X, r.Y);
pattern.Matrix.Translate (-patternOffset.X, -patternOffset.Y);
g.SetSource (pattern);
Rectangle dirty = g.FixedStrokeExtents ();
g.Fill ();
g.Restore ();
return dirty;
}
public override void DrawFrameBackground(Cairo.Context cr, Gdk.Rectangle alloc, Cairo.Color color, Cairo.Pattern pattern)
{
// Hack to only render the black background for now playing
if (pattern == null && color.R != 0 && color.G != 0 && color.B != 0)
{
return;
}
color.A = Context.FillAlpha;
if (pattern != null)
{
cr.SetSource(pattern);
}
else
{
cr.SetSourceColor(color);
}
cr.Rectangle(alloc.X, alloc.Y, alloc.Width, alloc.Height);
cr.Fill();
}
public Pattern PopGroup()
{
CheckDisposed();
return(Pattern.Lookup(NativeMethods.cairo_pop_group(handle), true));
}
public void Mask(Pattern pattern)
{
CheckDisposed();
NativeMethods.cairo_mask(handle, pattern.Handle);
}
public void SetSource(Pattern source)
{
CheckDisposed();
NativeMethods.cairo_set_source(handle, source.Handle);
}
protected virtual void Dispose(bool disposing)
{
if (disposed)
return;
disposed = true;
if (disposing) {
// free managed resources
if (mask != null) {
mask.Dispose ();
mask = null;
}
if (blur != null) {
blur.Dispose ();
blur = null;
}
}
// free unmanaged resources
}
public static void SetFill(this Context ctx, Pattern pattern)
{
ctx.Pattern = pattern;
}
void ShowImage(DataImageSurface imageToShow)
{
using(Cairo.Context context = Gdk.CairoHelper.Create(this.GdkWindow)) {
Pattern pattern = new Pattern (imageToShow);
context.Source = pattern;
context.Paint ();
((IDisposable)pattern).Dispose ();
}
}
public override void DrawFrameBackground(Cairo.Context cr, Gdk.Rectangle alloc, Cairo.Color color, Cairo.Pattern pattern)
{
color.A = Context.FillAlpha;
if (pattern != null)
{
cr.SetSource(pattern);
}
else
{
cr.SetSourceColor(color);
}
CairoExtensions.RoundedRectangle(cr, alloc.X, alloc.Y, alloc.Width, alloc.Height, Context.Radius, CairoCorners.All);
cr.Fill();
}
private Pattern RenderBar (int w, int h)
{
ImageSurface s = new ImageSurface (Format.Argb32, w, h);
Context cr = new Context (s);
RenderBar (cr, w, h, h / 2);
// TODO Implement the new ctor - see http://bugzilla.gnome.org/show_bug.cgi?id=561394
#pragma warning disable 0618
Pattern pattern = new Pattern (s);
#pragma warning restore 0618
s.Dispose ();
((IDisposable)cr).Dispose ();
return pattern;
}
public abstract void DrawFrameBackground(Cairo.Context cr, Gdk.Rectangle alloc, Cairo.Color color, Cairo.Pattern pattern);
public static Rectangle FillRectangleInUnit(this Context g, Rectangle inputRect, Pattern pattern)
{
return FillRectangle(g,new Rectangle(inputRect.X * UnitMultiplier, inputRect.Y* UnitMultiplier, inputRect.Width* UnitMultiplier, inputRect.Height* UnitMultiplier),pattern);
}
public void Mask(Pattern pattern)
{
NativeMethods.cairo_mask (handle, pattern.Handle);
}
public void Mask (Pattern pattern)
{
NativeMethods.cairo_mask (state, pattern.Pointer);
}
public static Rectangle FillRectangle(this Context g, Rectangle r, Pattern pattern)
{
g.Save ();
g.MoveTo (r.X, r.Y);
g.LineTo (r.X + r.Width, r.Y);
g.LineTo (r.X + r.Width, r.Y + r.Height);
g.LineTo (r.X, r.Y + r.Height);
g.LineTo (r.X, r.Y);
g.Pattern = pattern;
Rectangle dirty = g.StrokeExtents ();
g.Fill ();
g.Restore ();
return dirty;
}
public void SetSource(Pattern source)
{
NativeMethods.cairo_set_source(handle, source.Handle);
}
