public static Cairo.Context CreateDrawable(Gdk.Drawable drawable) { IntPtr x_drawable = IntPtr.Zero; int x_off = 0, y_off = 0; int x, y, w, h, d; ((Gdk.Window)drawable).GetGeometry(out x, out y, out w, out h, out d); bool is_gdk_window = drawable is Gdk.Window; if (is_gdk_window) { ((Gdk.Window)drawable).GetInternalPaintInfo(out drawable, out x_off, out y_off); } Cairo.Surface surface; PlatformID os = Environment.OSVersion.Platform; if (os == PlatformID.Win32Windows || os == PlatformID.Win32NT || os == PlatformID.Win32S || os == PlatformID.WinCE) { Gdk.GC gcc = new Gdk.GC(drawable); IntPtr windc = gdk_win32_hdc_get(drawable.Handle, gcc.Handle, 0); surface = new Win32Surface(windc); gdk_win32_hdc_release(drawable.Handle, gcc.Handle, 0); } else { x_drawable = drawable.Handle; IntPtr visual = gdk_drawable_get_visual(x_drawable); IntPtr Xdisplay = gdk_x11_drawable_get_xdisplay(x_drawable); IntPtr Xvisual = gdk_x11_visual_get_xvisual(visual); IntPtr Xdrawable = gdk_x11_drawable_get_xid(x_drawable); surface = new Cairo.XlibSurface(Xdisplay, Xdrawable, Xvisual, w, h); } Cairo.Context g = new Cairo.Context(surface); // this can be safely removed now, just keep it for a bit more //Cairo.Context g = new Cairo.Context ( // gdk_cairo_create (x_drawable )); if (is_gdk_window) { g.Translate(-(double)x_off, -(double)y_off); } return(g); }
public static Surface CreateSurface(Gdk.Drawable d) { int width, height; d.GetSize (out width, out height); XlibSurface surface = new XlibSurface (GdkUtils.GetXDisplay (d.Display), (IntPtr)GdkUtils.GetXid (d), GdkUtils.GetXVisual (d.Visual), width, height); return surface; }
public static Cairo.Context CreateContext(Gdk.Drawable drawable) { IntPtr x_drawable = IntPtr.Zero; int x_off = 0, y_off = 0; int x, y, w, h, d; ((Gdk.Window)drawable).GetGeometry(out x, out y, out w, out h, out d); bool is_gdk_window = drawable is Gdk.Window; if (is_gdk_window) ((Gdk.Window)drawable).GetInternalPaintInfo(out drawable, out x_off, out y_off); Cairo.Surface surface; PlatformID os = Environment.OSVersion.Platform; if (os == PlatformID.Win32Windows || os == PlatformID.Win32NT || os == PlatformID.Win32S || os == PlatformID.WinCE) { Gdk.GC gcc = new Gdk.GC(drawable); IntPtr windc = gdk_win32_hdc_get(drawable.Handle, gcc.Handle, 0); surface = new Win32Surface(windc); gdk_win32_hdc_release(drawable.Handle, gcc.Handle, 0); } else { x_drawable = drawable.Handle; IntPtr visual = gdk_drawable_get_visual(x_drawable); IntPtr Xdisplay = gdk_x11_drawable_get_xdisplay(x_drawable); IntPtr Xvisual = gdk_x11_visual_get_xvisual(visual); IntPtr Xdrawable = gdk_x11_drawable_get_xid(x_drawable); surface = new Cairo.XlibSurface(Xdisplay, Xdrawable, Xvisual, w, h); } Cairo.Context g = new Cairo.Context(surface); // this can be safely removed now, just keep it for a bit more //Cairo.Context g = new Cairo.Context ( // gdk_cairo_create (x_drawable )); if (is_gdk_window) g.Translate(-(double)x_off, -(double)y_off); return g; }
public static void SetSourceDrawable (Context ctx, Gdk.Drawable d, double x, double y) { try { gdk_cairo_set_source_pixmap (ctx.Handle, d.Handle, x, y); } catch (EntryPointNotFoundException) { int width, height; d.GetSize (out width, out height); XlibSurface surface = new XlibSurface (GdkUtils.GetXDisplay (d.Display), (IntPtr)GdkUtils.GetXid (d), GdkUtils.GetXVisual (d.Visual), width, height); SurfacePattern p = new SurfacePattern (surface); Matrix m = new Matrix (); m.Translate (-x, -y); p.Matrix = m; ctx.Source = p; } }
static void Main (string [] args) { Window win = new Window (500, 500); win.Show (); Cairo.XlibSurface s = new Cairo.XlibSurface (win.Display, win.XWindow, X11.XDefaultVisual (win.Display, win.Screen), (int)win.Width, (int)win.Height); Cairo.Context g = new Cairo.Context (s); draw (g, 500, 500); IntPtr xev = new IntPtr (); while (true) { X11.XNextEvent (win.Display, xev); } }
public static Cairo.Context CreateDrawable (Gdk.Drawable drawable, bool double_buffered) { int x, y, w, h, d; Cairo.Surface surface; bool needs_xlate; ((Gdk.Window)drawable).GetGeometry(out x, out y, out w, out h, out d); PlatformID os = Environment.OSVersion.Platform; needs_xlate = drawable is Gdk.Window && double_buffered; if (needs_xlate) ((Gdk.Window)drawable).GetInternalPaintInfo (out drawable, out x, out y); if (os == PlatformID.Win32Windows || os == PlatformID.Win32NT || os == PlatformID.Win32S || os == PlatformID.WinCE) { Gdk.GC gcc = new Gdk.GC (drawable); IntPtr windc = gdk_win32_hdc_get (drawable.Handle, gcc.Handle, 0); surface = new Win32Surface (windc); if (double_buffered) gdk_win32_hdc_release (drawable.Handle, gcc.Handle, 0); } else { IntPtr display = gdk_x11_drawable_get_xdisplay (drawable.Handle); IntPtr visual = gdk_drawable_get_visual (drawable.Handle); IntPtr xvisual = gdk_x11_visual_get_xvisual (visual); IntPtr xdrawable = gdk_x11_drawable_get_xid (drawable.Handle); surface = new XlibSurface (display, xdrawable, xvisual, w, h); } Cairo.Context ctx = new Cairo.Context (surface); if (needs_xlate) ctx.Translate (-(double) x, -(double) y); return ctx; }
static void Main(string [] args) { Window win = new Window(500, 500); win.Show(); Cairo.XlibSurface s = new Cairo.XlibSurface(win.Display, win.XWindow, X11.XDefaultVisual(win.Display, win.Screen), (int)win.Width, (int)win.Height); Cairo.Context g = new Cairo.Context(s); draw(g, 500, 500); IntPtr xev = new IntPtr(); while (true) { X11.XNextEvent(win.Display, xev); } }