public object Create(Context context) { GtkContext c = (GtkContext)WidgetRegistry.GetBackend(context); var pl = Pango.CairoHelper.CreateLayout(c.Context); return(pl); }
public object CreateContext(object backend) { Cairo.Surface sf = (Cairo.Surface) backend; GtkContext ctx = new GtkContext (); ctx.Context = new Cairo.Context (sf); return ctx; }
public object CreateContext(object backend) { Cairo.Surface sf = (Cairo.Surface)backend; GtkContext ctx = new GtkContext(); ctx.Context = new Cairo.Context(sf); return(ctx); }
public void DrawTextLayout(object backend, TextLayout layout, double x, double y) { Pango.Layout pl = (Pango.Layout)WidgetRegistry.GetBackend(layout); GtkContext ctx = (GtkContext)backend; Gdk.GC gc = ctx.Widget.Style.BlackGC; ctx.Widget.GdkWindow.DrawLayout(gc, (int)x, (int)y, pl); }
public void DrawTextLayout(object backend, TextLayout layout, double x, double y) { Pango.Layout pl = (Pango.Layout)WidgetRegistry.GetBackend(layout); GtkContext ctx = (GtkContext)backend; ctx.Context.MoveTo(x, y); Pango.CairoHelper.ShowLayout(ctx.Context, pl); }
public object CreateContext(Widget w) { GtkContext ctx = new GtkContext (); var b = (IGtkWidgetBackend)WidgetRegistry.GetBackend (w); if (!b.Widget.IsRealized) { Cairo.Surface sf = new Cairo.ImageSurface (Cairo.Format.ARGB32, 1, 1); Cairo.Context c = new Cairo.Context (sf); ctx.Context = c; ctx.TempSurface = sf; } else { ctx.Context = Gdk.CairoHelper.Create (b.Widget.GdkWindow); } return ctx; }
public void DrawImage(object backend, object img, double x, double y, double alpha) { Gdk.Pixbuf pb = (Gdk.Pixbuf)img; GtkContext ctx = (GtkContext)backend; Gdk.CairoHelper.SetSourcePixbuf(ctx.Context, pb, x, y); if (alpha == 1) { ctx.Context.Paint(); } else { ctx.Context.PaintWithAlpha(alpha); } }
public object CreateContext(Widget w) { GtkContext ctx = new GtkContext(); var b = (IGtkWidgetBackend)WidgetRegistry.GetBackend(w); if (!b.Widget.IsRealized) { Cairo.Surface sf = new Cairo.ImageSurface(Cairo.Format.ARGB32, 1, 1); Cairo.Context c = new Cairo.Context(sf); ctx.Context = c; ctx.TempSurface = sf; } else { ctx.Context = Gdk.CairoHelper.Create(b.Widget.GdkWindow); } return(ctx); }
public void DrawImage(object backend, object img, double x, double y, double width, double height, double alpha) { Gdk.Pixbuf pb = (Gdk.Pixbuf)img; GtkContext ctx = (GtkContext)backend; ctx.Context.Save(); double sx = ((double)width) / pb.Width; double sy = ((double)height) / pb.Height; ctx.Context.Translate(x, y); ctx.Context.Scale(sx, sy); Gdk.CairoHelper.SetSourcePixbuf(ctx.Context, pb, 0, 0); if (alpha == 1) { ctx.Context.Paint(); } else { ctx.Context.PaintWithAlpha(alpha); } ctx.Context.Restore(); /* var imgs = new Cairo.ImageSurface (Cairo.Format.ARGB32, pb.Width, pb.Height); * var ic = new Cairo.Context (imgs); * Gdk.CairoHelper.SetSourcePixbuf (ic, pb, 0, 0); * if (alpha == 1) * ic.Paint (); * else * ic.PaintWithAlpha (alpha); * * var sp = new Cairo.SurfacePattern (imgs); * sp.Extend = Cairo.Extend.None; * ctx.Context.Rectangle (x, y, width, height); * ctx.Context.Pattern = sp; * ctx.Context.Fill ();*/ }
public object CreateContext() { GtkContext ctx = new GtkContext (); if (!IsRealized) { Cairo.Surface sf = new Cairo.ImageSurface (Cairo.Format.ARGB32, 1, 1); Cairo.Context c = new Cairo.Context (sf); ctx.Context = c; ctx.TempSurface = sf; } else { ctx.Context = Gdk.CairoHelper.Create (GdkWindow); } return ctx; }
public void CurveTo(object backend, double x1, double y1, double x2, double y2, double x3, double y3) { GtkContext gc = (GtkContext)backend; gc.Context.CurveTo(x1, y1, x2, y2, x3, y3); }
public object Create(Context context) { GtkContext c = (GtkContext)WidgetRegistry.GetBackend(context); return(new Pango.Layout(c.Widget.PangoContext)); }
public void Restore(object backend) { GtkContext gc = (GtkContext)backend; gc.Context.Restore(); }
public void Arc(object backend, double xc, double yc, double radius, double angle1, double angle2) { GtkContext gc = (GtkContext)backend; gc.Context.Arc(xc, yc, radius, (angle1 * System.Math.PI) / 180, (angle2 * System.Math.PI) / 180); }
public void MoveTo(object backend, double x, double y) { GtkContext gc = (GtkContext)backend; gc.Context.MoveTo(x, y); }
public void Save(object backend) { GtkContext gc = (GtkContext)backend; gc.Context.Save(); }
public void Translate(object backend, double tx, double ty) { GtkContext gc = (GtkContext)backend; gc.Context.Translate(tx, ty); }
public void Rotate(object backend, double angle) { GtkContext gc = (GtkContext)backend; gc.Context.Rotate((angle * System.Math.PI) / 180); }
public void ResetTransform(object backend) { GtkContext gc = (GtkContext)backend; gc.Context.IdentityMatrix(); }
public void LineTo(object backend, double x, double y) { GtkContext gc = (GtkContext)backend; gc.Context.LineTo(x + 0.5, y + 0.5); }
public void Rectangle(object backend, double x, double y, double width, double height) { GtkContext gc = (GtkContext)backend; gc.Context.Rectangle(x, y, width, height); }