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C# Gdk.EventExpose类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C#中Gdk.EventExpose的典型用法代码示例。如果您正苦于以下问题:C# EventExpose类的具体用法?C# EventExpose怎么用?C# EventExpose使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



EventExpose类属于Gdk命名空间,在下文中一共展示了EventExpose类的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C#代码示例。

示例1: OnExposeEvent

		protected override bool OnExposeEvent (EventExpose evnt)
		{
			base.OnExposeEvent (evnt);
			using (var e = CairoHelper.Create (evnt.Window))
			{
				Render (e);
			}
			return true;			
		}
开发者ID:alexandrebaker,项目名称:Eto,代码行数:9,代码来源:AnalogClock.cs


示例2: OnExposeEvent

			protected override bool OnExposeEvent (EventExpose evnt)
			{
				using (var cr = CairoHelper.Create (evnt.Window)) {
					cr.Color = (Mono.TextEditor.HslColor)Style.Dark (StateType.Normal);
					cr.Rectangle (0, 0, Allocation.Width, Allocation.Height);
					cr.Fill ();
				}
				return true;
			}
开发者ID:hduregger,项目名称:monodevelop,代码行数:9,代码来源:MacExpander.cs


示例3: OnExposeEvent

        protected override bool OnExposeEvent(EventExpose args)
        {
            using (Context context = CairoHelper.Create (base.GdkWindow)) {
                CairoHelper.Rectangle (context, args.Area);
                context.Clip ();

                CreatePath (context);
                StrokeAndFill (context);
            }

            return true;
        }
开发者ID:manicolosi,项目名称:questar,代码行数:12,代码来源:HitPointsChart.cs


示例4: OnExposeEvent

		protected override bool OnExposeEvent (EventExpose evnt)
		{
			Gdk.Window win = evnt.Window;
			win.DrawRectangle (Style.BaseGC (string.IsNullOrEmpty (Markup) ? StateType.Insensitive : StateType.Normal), true, evnt.Area);
			int x = 0;
			int y = 0;
			if (string.IsNullOrEmpty (Markup)) {
				layout.SetMarkup (GettextCatalog.GetString ("No documentation available."));
				int width, height;
				layout.GetPixelSize (out width, out height);
				x = (Allocation.Width - width) / 2;
				y = (Allocation.Height - height) / 2;
			} else {
				layout.SetMarkup (Markup);
			}
			layout.Width = Allocation.Width * (int)Pango.Scale.PangoScale;
			win.DrawLayout (Style.TextGC (StateType.Normal), x, y, layout);
			return true;
		}
开发者ID:transformersprimeabcxyz,项目名称:monodevelop-1,代码行数:19,代码来源:DocumentationPanel.cs


示例5: OnExposeEvent

		protected override bool OnExposeEvent (EventExpose evnt)
		{
			base.OnExposeEvent (evnt);
			using (var e = CairoHelper.Create (evnt.Window))
			{
				var hourRadians = (time.Hour % 12 + time.Minute / 60F) * 30 * Math.PI / 180;
				DrawHand (3, hourLength, hourColor, hourRadians, e);

				var minuteRadians = (time.Minute) * 6 * Math.PI / 180;
				DrawHand (2, minuteLength, minuteColor, minuteRadians, e);

				var secondRadians = (time.Second) * 6 * Math.PI / 180;
				DrawHand (1, secondLength, secondColor, secondRadians, e);
				
				for (int i = 0; i < 60; i++) {
					if (i % 5 == 0) {
						var p1 = new Cairo.PointD (center.X + (radius / 1.50 * Math.Sin (i * 6 * Math.PI / 180)), center.Y - (radius / 1.50 * Math.Cos (i * 6 * Math.PI / 180)));
						var p2 = new Cairo.PointD (center.X + (radius / 1.65 * Math.Sin (i * 6 * Math.PI / 180)), center.Y - (radius / 1.65 * Math.Cos (i * 6 * Math.PI / 180)));
						e.LineWidth = 1;
						e.Color = ticksColor;
						e.MoveTo (p1);
						e.LineTo (p2);
						e.ClosePath ();
						e.Stroke ();
					} else {
						
						var p1 = new Cairo.PointD (center.X + (radius / 1.50 * Math.Sin (i * 6 * Math.PI / 180)), center.Y - (radius / 1.50 * Math.Cos (i * 6 * Math.PI / 180)));
						var p2 = new Cairo.PointD ( center.X + (radius / 1.55 * Math.Sin (i * 6 * Math.PI / 180)), center.Y - (radius / 1.55 * Math.Cos (i * 6 * Math.PI / 180)));
						e.LineWidth = 1;
						e.Color = ticksColor;
						e.MoveTo (p1);
						e.LineTo (p2);
						e.ClosePath ();
						e.Stroke ();
						
					}
				}
				DrawFace (center, (radius / 2) + 17, e);
				DrawFace (center, 8, e);
				
			}
			return true;			
		}
开发者ID:hultqvist,项目名称:Eto,代码行数:43,代码来源:AnalogClock.cs


示例6: OnExposeEvent

        protected override bool OnExposeEvent(EventExpose e)
        {
            base.OnExposeEvent (e);

            if (!PintaCore.Workspace.HasOpenDocuments)
                return true;

            double scale = PintaCore.Workspace.Scale;

            int x = (int)PintaCore.Workspace.Offset.X;
            int y = (int)PintaCore.Workspace.Offset.Y;

            // Translate our expose area for the whole drawingarea to just our canvas
            Rectangle canvas_bounds = new Rectangle (x, y, PintaCore.Workspace.CanvasSize.Width, PintaCore.Workspace.CanvasSize.Height);
            canvas_bounds.Intersect (e.Area);

            if (canvas_bounds.IsEmpty)
                return true;

            canvas_bounds.X -= x;
            canvas_bounds.Y -= y;

            // Resize our offscreen surface to a surface the size of our drawing area
            if (canvas == null || canvas.Width != canvas_bounds.Width || canvas.Height != canvas_bounds.Height) {
                if (canvas != null)
                    (canvas as IDisposable).Dispose ();

                canvas = new Cairo.ImageSurface (Cairo.Format.Argb32, canvas_bounds.Width, canvas_bounds.Height);
            }

            cr.Initialize (PintaCore.Workspace.ImageSize, PintaCore.Workspace.CanvasSize);

            using (Cairo.Context g = CairoHelper.Create (GdkWindow)) {
                // Draw our canvas drop shadow
                g.DrawRectangle (new Cairo.Rectangle (x, y, PintaCore.Workspace.CanvasSize.Width + 1, PintaCore.Workspace.CanvasSize.Height + 1), new Cairo.Color (.5, .5, .5), 1);
                g.DrawRectangle (new Cairo.Rectangle (x - 1, y - 1, PintaCore.Workspace.CanvasSize.Width + 3, PintaCore.Workspace.CanvasSize.Height + 3), new Cairo.Color (.8, .8, .8), 1);
                g.DrawRectangle (new Cairo.Rectangle (x - 2, y - 2, PintaCore.Workspace.CanvasSize.Width + 5, PintaCore.Workspace.CanvasSize.Height + 5), new Cairo.Color (.9, .9, .9), 1);

                // Set up our clip rectangle
                g.Rectangle (new Cairo.Rectangle (x, y, PintaCore.Workspace.CanvasSize.Width, PintaCore.Workspace.CanvasSize.Height));
                g.Clip ();

                g.Translate (x, y);

                // Render all the layers to a surface
                var layers = PintaCore.Layers.GetLayersToPaint ();
                if (layers.Count == 0) {
                    canvas.Clear ();
                }
                cr.Render (layers, canvas, canvas_bounds.Location);

                // Paint the surface to our canvas
                g.SetSourceSurface (canvas, canvas_bounds.X + (int)(0 * scale), canvas_bounds.Y + (int)(0 * scale));
                g.Paint ();

                // Selection outline
                if (PintaCore.Layers.ShowSelection) {
                    g.Save ();
                    g.Translate (0.5, 0.5);
                    g.Scale (scale, scale);

                    g.AppendPath (PintaCore.Layers.SelectionPath);

                    if (PintaCore.Tools.CurrentTool.Name.Contains ("Select") && !PintaCore.Tools.CurrentTool.Name.Contains ("Selected")) {
                        g.Color = new Cairo.Color (0.7, 0.8, 0.9, 0.2);
                        g.FillRule = Cairo.FillRule.EvenOdd;
                        g.FillPreserve ();
                    }

                    g.LineWidth = 1 / scale;

                    // Draw a white line first so it shows up on dark backgrounds
                    g.Color = new Cairo.Color (1, 1, 1);
                    g.StrokePreserve ();

                    // Draw a black dashed line over the white line
                    g.SetDash (new double[] { 2 / scale, 4 / scale }, 0);
                    g.Color = new Cairo.Color (0, 0, 0);

                    g.Stroke ();
                    g.Restore ();
                }
            }

            return true;
        }
开发者ID:rini18,项目名称:Pinta,代码行数:86,代码来源:PintaCanvas.cs


示例7: OnExposeEvent

		protected override bool OnExposeEvent (EventExpose evnt)
		{
			using (var ctx = Gdk.CairoHelper.Create (GdkWindow)) {

				ctx.Rectangle (0, 0, Allocation.Width, Allocation.Height);
				using (var g = new Cairo.LinearGradient (0, 0, 0, Allocation.Height)) {
					g.AddColorStop (0, Styles.BreadcrumbBackgroundColor);
					g.AddColorStop (1, Styles.BreadcrumbGradientEndColor);
					ctx.SetSource (g);
				}
				ctx.Fill ();

				if (widths == null)
					return true;

				// Calculate the total required with, and the reduction to be applied in case it doesn't fit the available space

				bool widthReduced;
				var currentWidths = GetCurrentWidths (out widthReduced);

				// Render the paths

				int textTopPadding = topPadding + (height - textHeight) / 2;
				int xpos = leftPadding, ypos = topPadding;

				for (int i = 0; i < leftPath.Length; i++) {
					bool last = i == leftPath.Length - 1;

					// Reduce the item size when required
					int itemWidth = currentWidths [i];
					int x = xpos;
					xpos += itemWidth;

					if (hoverIndex >= 0 && hoverIndex < Path.Length && leftPath [i] == Path [hoverIndex] && (menuVisible || pressed || hovering))
						DrawButtonBorder (ctx, x - padding, itemWidth + padding + padding);

					int textOffset = 0;
					if (leftPath [i].DarkIcon != null) {
						int iy = (height - (int)leftPath [i].DarkIcon.Height) / 2 + topPadding;
						ctx.DrawImage (this, leftPath [i].DarkIcon, x, iy);
						textOffset += (int) leftPath [i].DarkIcon.Width + iconSpacing;
					}
					
					layout.Attributes = (i == activeIndex) ? boldAtts : null;
					layout.SetMarkup (GetFirstLineFromMarkup (leftPath [i].Markup));

					ctx.Save ();

					// If size is being reduced, ellipsize it
					bool showText = true;
					if (widthReduced) {
						int w = itemWidth - textOffset;
						if (w > 0) {
							ctx.Rectangle (x + textOffset, textTopPadding, w, height);
							ctx.Clip ();
						} else
							showText = false;
					} else
						layout.Width = -1;

					if (showText) {
						// Text
						ctx.SetSourceColor (Styles.BreadcrumbTextColor.ToCairoColor ());
						ctx.MoveTo (x + textOffset, textTopPadding);
						Pango.CairoHelper.ShowLayout (ctx, layout);
					}
					ctx.Restore ();

					if (!last) {
						xpos += arrowLeftPadding;
						if (leftPath [i].IsPathEnd) {
							Style.PaintVline (Style, GdkWindow, State, evnt.Area, this, "", ypos, ypos + height, xpos - arrowSize / 2);
						} else {
							int arrowH = Math.Min (height, arrowSize);
							int arrowY = ypos + (height - arrowH) / 2;
							DrawPathSeparator (ctx, xpos, arrowY, arrowH);
						}
						xpos += arrowSize + arrowRightPadding;
					}
				}
				
				int xposRight = Allocation.Width - rightPadding;
				for (int i = 0; i < rightPath.Length; i++) {
					//				bool last = i == rightPath.Length - 1;

					// Reduce the item size when required
					int itemWidth = currentWidths [i + leftPath.Length];
					xposRight -= itemWidth;
					xposRight -= arrowSize;
						
					int x = xposRight;
					
					if (hoverIndex >= 0 && hoverIndex < Path.Length && rightPath [i] == Path [hoverIndex] && (menuVisible || pressed || hovering))
						DrawButtonBorder (ctx, x - padding, itemWidth + padding + padding);
					
					int textOffset = 0;
					if (rightPath [i].DarkIcon != null) {
						ctx.DrawImage (this, rightPath [i].DarkIcon, x, ypos);
						textOffset += (int) rightPath [i].DarkIcon.Width + padding;
					}
//.........这里部分代码省略.........
开发者ID:msiyer,项目名称:Pinta,代码行数:101,代码来源:PathBar.cs


示例8: OnExposeEvent

        protected override bool OnExposeEvent(EventExpose evnt)
        {
            if (evnt.Window != GdkWindow)
                return true;

            if (selection.Collection.Count == 0)
                return true;

            if (Orientation == Orientation.Horizontal && (extendable && Allocation.Width >= BackgroundPixbuf.Width + (2 * x_offset) + BackgroundTile.Width) ||
                Orientation == Orientation.Vertical && (extendable && Allocation.Height >= BackgroundPixbuf.Height + (2 * y_offset) + BackgroundTile.Height) )
                BackgroundPixbuf = null;

            if ( Orientation == Orientation.Horizontal && (extendable && Allocation.Width < BackgroundPixbuf.Width + (2 * x_offset) ) ||
                Orientation == Orientation.Vertical && ( extendable && Allocation.Height < BackgroundPixbuf.Height + (2 * y_offset) ))
                BackgroundPixbuf = null;

            int xpad = 0, ypad = 0;
            if (Allocation.Width > BackgroundPixbuf.Width + (2 * x_offset))
                xpad = (int) (x_align * (Allocation.Width - (BackgroundPixbuf.Width + (2 * x_offset))));

            if (Allocation.Height > BackgroundPixbuf.Height + (2 * y_offset))
                ypad = (int) (y_align * (Allocation.Height - (BackgroundPixbuf.Height + (2 * y_offset))));

            GdkWindow.DrawPixbuf (Style.BackgroundGC (StateType.Normal), BackgroundPixbuf,
                    0, 0, x_offset + xpad, y_offset + ypad,
                    BackgroundPixbuf.Width, BackgroundPixbuf.Height, RgbDither.None, 0, 0);

            //drawing the icons...
            start_indexes = new Dictionary<int, int> ();

            Pixbuf icon_pixbuf = null;
            if (Orientation == Orientation.Horizontal)
                icon_pixbuf = new Pixbuf (Colorspace.Rgb, true, 8, BackgroundPixbuf.Width, thumb_size);
            else if (Orientation == Orientation.Vertical)
                icon_pixbuf = new Pixbuf (Colorspace.Rgb, true, 8, thumb_size, BackgroundPixbuf.Height);
            icon_pixbuf.Fill (0x00000000);

            Pixbuf current = GetPixbuf ((int) Math.Round (Position));
            int ref_x = (int)(icon_pixbuf.Width / 2.0 - current.Width * (Position + 0.5f - Math.Round (Position))); //xpos of the reference icon
            int ref_y = (int)(icon_pixbuf.Height / 2.0 - current.Height * (Position + 0.5f - Math.Round (Position)));

            int start_x = Orientation == Orientation.Horizontal ? ref_x : 0;
            int start_y = Orientation == Orientation.Vertical ? ref_y : 0;
            for (int i = (int) Math.Round (Position); i < selection.Collection.Count; i++) {
                current = GetPixbuf (i, ActiveItem == i);
                if (Orientation == Orientation.Horizontal) {
                    current.CopyArea (0, 0, Math.Min (current.Width, icon_pixbuf.Width - start_x) , current.Height, icon_pixbuf, start_x, start_y);
                    start_indexes [start_x] = i;
                    start_x += current.Width + spacing;
                    if (start_x > icon_pixbuf.Width)
                        break;
                } else if (Orientation == Orientation.Vertical) {
                    current.CopyArea (0, 0, current.Width, Math.Min (current.Height, icon_pixbuf.Height - start_y), icon_pixbuf, start_x, start_y);
                    start_indexes [start_y] = i;
                    start_y += current.Height + spacing;
                    if (start_y > icon_pixbuf.Height)
                        break;
                }
            }
            filmstrip_end_pos = (Orientation == Orientation.Horizontal ? start_x : start_y);

            start_x = Orientation == Orientation.Horizontal ? ref_x : 0;
            start_y = Orientation == Orientation.Vertical ? ref_y : 0;
            for (int i = (int) Math.Round (Position) - 1; i >= 0; i--) {
                current = GetPixbuf (i, ActiveItem == i);
                if (Orientation == Orientation.Horizontal) {
                    start_x -= (current.Width + spacing);
                    current.CopyArea (Math.Max (0, -start_x), 0, Math.Min (current.Width, current.Width + start_x), current.Height, icon_pixbuf, Math.Max (start_x, 0), 0);
                    start_indexes [Math.Max (0, start_x)] = i;
                    if (start_x < 0)
                        break;
                } else if (Orientation == Orientation.Vertical) {
                    start_y -= (current.Height + spacing);
                    current.CopyArea (0, Math.Max (0, -start_y), current.Width, Math.Min (current.Height, current.Height + start_y), icon_pixbuf, 0, Math.Max (start_y, 0));
                    start_indexes [Math.Max (0, start_y)] = i;
                    if (start_y < 0)
                        break;
                }
            }
            filmstrip_start_pos = Orientation == Orientation.Horizontal ? start_x : start_y;

            GdkWindow.DrawPixbuf (Style.BackgroundGC (StateType.Normal), icon_pixbuf,
                    0, 0, x_offset + xpad, y_offset + ypad + thumb_offset,
                    icon_pixbuf.Width, icon_pixbuf.Height, RgbDither.None, 0, 0);

            icon_pixbuf.Dispose ();

            return true;
        }
开发者ID:Yetangitu,项目名称:f-spot,代码行数:89,代码来源:Filmstrip.cs


示例9: OnSelectionExposeEvent

        bool OnSelectionExposeEvent(EventExpose evnt)
        {
            if (selection == Rectangle.Zero)
                return false;

            Rectangle win_selection = ImageCoordsToWindow (selection);
            using (var evnt_region = evnt.Region.Copy ()) {
                using (Region r = new Region ()) {
                    r.UnionWithRect (win_selection);
                    evnt_region.Subtract (r);
                }

                using (Cairo.Context ctx = CairoHelper.Create (GdkWindow)) {
                    ctx.SetSourceRGBA (.5, .5, .5, .7);
                    CairoHelper.Region (ctx, evnt_region);
                    ctx.Fill ();
                }
            }
            return true;
        }
开发者ID:hbons,项目名称:f-spot,代码行数:20,代码来源:ImageView.cs


示例10: OnExposeEvent

 protected override bool OnExposeEvent (EventExpose evnt)
 {
     if (canvas != null) {
         GdkWindow.DrawDrawable (Style.BackgroundGC (State), canvas,
             0, 0, widget_alloc.X, widget_alloc.Y, widget_alloc.Width, widget_alloc.Height);
         return true;
     } else {
         return base.OnExposeEvent (evnt);
     }
 }
开发者ID:transformersprimeabcxyz,项目名称:monodevelop-1,代码行数:10,代码来源:AnimatedWidget.cs


示例11: OnExposeEvent

		protected override bool OnExposeEvent (EventExpose evnt)
		{
			int w, h;
			GetSize (out w, out h);

			using (var ctx = CairoHelper.Create (evnt.Window)) {
				ctx.SetSourceColor (new Cairo.Color (0.17, 0.55, 0.79));
				ctx.Rectangle (Allocation.ToCairoRect ());
				ctx.Fill ();
			}
			return true;
		}
开发者ID:pabloescribanoloza,项目名称:monodevelop,代码行数:12,代码来源:PlaceholderWindow.cs


示例12: OnExposeEvent

		protected override bool OnExposeEvent (EventExpose evnt)
		{
			using (Cairo.Context cr = Gdk.CairoHelper.Create (evnt.Window)) {
				cr.LineWidth = 1;
				
				var alloc = Allocation;
				int right = alloc.RightInside ();
				int bottom = alloc.BottomInside ();
				
				cr.SharpLineX (alloc.X, alloc.Y, alloc.X, bottom);
				cr.SharpLineX (right, alloc.Y, right, bottom);
				
				cr.SharpLineY (alloc.X, alloc.Y, right, alloc.Y);
				cr.SharpLineY (alloc.X, bottom, right, bottom);
				
				cr.Color = Mono.TextEditor.Highlighting.ColorSheme.ToCairoColor (Style.Dark (State));
				cr.Stroke ();
			}
			return base.OnExposeEvent (evnt);
		}
开发者ID:awatertree,项目名称:monodevelop,代码行数:20,代码来源:SmartScrolledWindow.cs


示例13: OnExposeEvent

 protected override bool OnExposeEvent(EventExpose evnt)
 {
     ExposeIt();
     return base.OnExposeEvent (evnt);
 }
开发者ID:revenz,项目名称:iMeta,代码行数:5,代码来源:TvShowGui.cs


示例14: GdkDraw

        private void GdkDraw(EventExpose evnt,int height,int width)
        {
            Time time = new Time();
            layout.SetMarkup("0");
            this.GdkWindow.DrawLayout(this.Style.TextGC(StateType.Normal),0,height-23,layout);

            Gdk.Point topL= new Gdk.Point((int)(CurrentFrame/pixelRatio-Scroll-5),height-15);
            Gdk.Point topR= new Gdk.Point((int)(CurrentFrame/pixelRatio-Scroll+5),height-15);
            Gdk.Point bottom= new Gdk.Point((int)(CurrentFrame/pixelRatio-Scroll),height);
            this.GdkWindow.DrawPolygon(this.Style.TextGC(StateType.Normal),true,new Gdk.Point[] {topL,topR,bottom});

            for(int i=10*FrameRate; i<=frames/pixelRatio;) {
                // Drawing separator line
                evnt.Window.DrawLine(Style.DarkGC(StateType.Normal),i-(int)Scroll,height,i-(int)Scroll,height-10);
                time.Seconds = (int)(i/FrameRate*pixelRatio);
                layout.SetMarkup(time.ToSecondsString());
                this.GdkWindow.DrawLayout(this.Style.TextGC(StateType.Normal),i-(int)Scroll-13,height-23,layout);
                //g.ShowText(time.ToSecondsString());
                i=i+10*FrameRate;
            }

            for(int i=0; i<=frames/pixelRatio;) {
                evnt.Window.DrawLine(Style.DarkGC(StateType.Normal),i-(int)Scroll,height,i-(int)Scroll,height-5);
                i=i+FrameRate;
            }
            // Drawing main line
            evnt.Window.DrawLine(Style.DarkGC(StateType.Normal),0,height,width,height);
        }
开发者ID:dineshkummarc,项目名称:longomatch,代码行数:28,代码来源:TimeReferenceWidget.cs


示例15: OnExposeEvent

		//draw the background
		protected override bool OnExposeEvent (EventExpose evnt)
		{
			if (logoPixbuf != null) {
				var gc = Style.BackgroundGC (State);
				var lRect = new Rectangle (Allocation.X, Allocation.Y, logoPixbuf.Width, logoPixbuf.Height);
				if (evnt.Region.RectIn (lRect) != OverlapType.Out)
					GdkWindow.DrawPixbuf (gc, logoPixbuf, 0, 0, lRect.X, lRect.Y, lRect.Width, lRect.Height, RgbDither.None, 0, 0);
				
				var bgRect = new Rectangle (Allocation.X + logoPixbuf.Width, Allocation.Y, Allocation.Width - logoPixbuf.Width, bgPixbuf.Height);
				if (evnt.Region.RectIn (bgRect) != OverlapType.Out)
					for (int x = bgRect.X; x < bgRect.Right; x += bgPixbuf.Width)
						GdkWindow.DrawPixbuf (gc, bgPixbuf, 0, 0, x, bgRect.Y, bgPixbuf.Width, bgRect.Height, RgbDither.None, 0, 0);
			}
			
			foreach (Widget widget in Children)
				PropagateExpose (widget, evnt);
			
			return true;
		}
开发者ID:Tak,项目名称:monodevelop-novell,代码行数:20,代码来源:WelcomePageWidget.cs


示例16: CairoDraw

        private void CairoDraw(EventExpose evnt,int height,int width)
        {
            Time time = new Time();
            using(Cairo.Context g = Gdk.CairoHelper.Create(evnt.Window)) {
                Cairo.Color color = new Cairo.Color(0, 0, 0);
                /* Drawing position triangle */
                CairoUtils.DrawTriangle(g,CurrentFrame/pixelRatio-Scroll, height, 10, 15, color);
                /* Draw '0' */
                CairoUtils.DrawLine(g, 0-Scroll, height, width, height, 2, color);
                g.MoveTo(new PointD(0-Scroll,height-20));
                g.ShowText("0");

                for(int i=10*FrameRate; i<=frames/pixelRatio;) {
                    CairoUtils.DrawLine(g, i-Scroll, height,i-Scroll,
                                        height-10, 2, color);
                    g.MoveTo(new PointD(i-Scroll-13,height-20));
                    time.Seconds = (int)(i/FrameRate*pixelRatio);
                    g.ShowText(time.ToSecondsString());
                    i=i+10*FrameRate;
                }
                for(int i=0; i<=frames/pixelRatio;) {
                    CairoUtils.DrawLine(g, i-Scroll, height,i-Scroll,
                                        height-5, 1, color);
                    i=i+FrameRate;
                }
            }
        }
开发者ID:dineshkummarc,项目名称:longomatch,代码行数:27,代码来源:TimeReferenceWidget.cs


示例17: OnExposeEvent

        protected override bool OnExposeEvent(EventExpose evnt)
        {
            int height;
            int width;

            Gdk.Window win = evnt.Window;

            win.GetSize(out width, out height);
            win.Resize((int)(frames/pixelRatio), height);
            win.GetSize(out width, out height);

            if(Environment.OSVersion.Platform == PlatformID.Unix)
                this.CairoDraw(evnt,height,width);
            else
                this.GdkDraw(evnt,height,width);
            return base.OnExposeEvent(evnt);
        }
开发者ID:dineshkummarc,项目名称:longomatch,代码行数:17,代码来源:TimeReferenceWidget.cs


示例18: OnExposeEvent

		protected override bool OnExposeEvent (EventExpose evnt)
		{
			if (!IsRealized)
				return false;
			using (Cairo.Context cr = Gdk.CairoHelper.Create (evnt.Window)) {
				if (background_buffer == null) {
					if (Orientation == DockPosition.Bottom || Orientation == DockPosition.Top) {
						background_buffer = new DockySurface (allocation.Width, allocation.Height, cr.Target);
					} else {
						// switch width and height so we can rotate it later
						background_buffer = new DockySurface (allocation.Height, allocation.Width, cr.Target);
					}
					DrawBackground (background_buffer);
				}
				
				switch (Orientation) {
				case DockPosition.Top:
					cr.Scale (1, -1);
					cr.Translate (0, -background_buffer.Height);
					break;
				case DockPosition.Left:
					cr.Rotate (Math.PI * .5);
					cr.Translate (0, -background_buffer.Height);
					break;
				case DockPosition.Right:
					cr.Rotate (Math.PI * -0.5);
					cr.Translate (-background_buffer.Width, 0);
					break;
				}
				
				cr.Operator = Operator.Source;
				background_buffer.Internal.Show (cr, 0, 0);

				(cr.Target as IDisposable).Dispose ();
			}
			
			return base.OnExposeEvent (evnt);
		}
开发者ID:Aurora-and-Equinox,项目名称:docky,代码行数:38,代码来源:DockMenu.cs


示例19: OnExposeEvent

		protected override bool OnExposeEvent (EventExpose evnt)
		{
			using (var context = Gdk.CairoHelper.Create (evnt.Window)) {
				DrawBackground (context, Allocation, 15, State);
				var icon = GetIcon();
				icon.Show (
					context,
					Allocation.X + (icon.Width - Allocation.Width) / 2,
					Allocation.Y + (icon.Height - Allocation.Height) / 2
				);
			}
			return base.OnExposeEvent (evnt);
		}
开发者ID:RainsSoft,项目名称:playscript-monodevelop,代码行数:13,代码来源:RoundButton.cs


示例20: OnExposeEvent

        protected override bool OnExposeEvent(EventExpose evnt)
        {
            if (!base.OnExposeEvent (evnt))
                return false;

            if (!CanSelect || !CropHelpers || Selection == Rectangle.Zero)
                return false;

            using (Cairo.Context ctx = CairoHelper.Create (GdkWindow)) {
                ctx.SetSourceRGBA (.7, .7, .7, .8);
                ctx.SetDash (new double [] {10, 15}, 0);
                ctx.LineWidth = .8;
                for (int i=1; i<3; i++) {
                    Point s = ImageCoordsToWindow (new Point (Selection.X + Selection.Width / 3 * i, Selection.Y));
                    Point e = ImageCoordsToWindow (new Point (Selection.X + Selection.Width / 3 * i, Selection.Y + Selection.Height));
                    ctx.MoveTo (s.X, s.Y);
                    ctx.LineTo (e.X, e.Y);
                    ctx.Stroke ();
                }
                for (int i=1; i<3; i++) {
                    Point s = ImageCoordsToWindow (new Point (Selection.X, Selection.Y + Selection.Height / 3 * i));
                    Point e = ImageCoordsToWindow (new Point (Selection.X + Selection.Width, Selection.Y + Selection.Height / 3 * i));
                    ctx.MoveTo (s.X, s.Y);
                    ctx.LineTo (e.X, e.Y);
                    ctx.Stroke ();
                }
            }
            return true;
        }
开发者ID:Yetangitu,项目名称:f-spot,代码行数:29,代码来源:PhotoImageView.cs



注:本文中的Gdk.EventExpose类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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