Пример #1
0
        protected override void OnMouseMove(Document document, ToolMouseEventArgs e)
        {
            if (mouse_button == MouseButton.Left)
            {
                stroke_color = Palette.PrimaryColor;
            }
            else if (mouse_button == MouseButton.Right)
            {
                stroke_color = Palette.SecondaryColor;
            }
            else
            {
                last_point = point_empty;
                return;
            }

            // TODO: also multiply by pressure
            stroke_color = new Color(stroke_color.R, stroke_color.G, stroke_color.B,
                                     stroke_color.A * active_brush.StrokeAlphaMultiplier);

            var x = e.Point.X;
            var y = e.Point.Y;

            if (last_point.Equals(point_empty))
            {
                last_point = e.Point;
            }

            if (document.Workspace.PointInCanvas(e.PointDouble))
            {
                surface_modified = true;
            }

            var surf            = document.Layers.CurrentUserLayer.Surface;
            var invalidate_rect = Gdk.Rectangle.Zero;
            var brush_width     = BrushWidth;

            using (var g = document.CreateClippedContext()) {
                g.Antialias = UseAntialiasing ? Antialias.Subpixel : Antialias.None;
                g.LineWidth = brush_width;
                g.LineJoin  = LineJoin.Round;
                g.LineCap   = BrushWidth == 1 ? LineCap.Butt : LineCap.Round;
                g.SetSourceColor(stroke_color);

                invalidate_rect = active_brush.DoMouseMove(g, stroke_color, surf, x, y, last_point.X, last_point.Y);
            }

            // If we draw partially offscreen, Cairo gives us a bogus
            // dirty rectangle, so redraw everything.
            if (document.Workspace.IsPartiallyOffscreen(invalidate_rect))
            {
                document.Workspace.Invalidate();
            }
            else
            {
                document.Workspace.Invalidate(document.ClampToImageSize(invalidate_rect));
            }

            last_point = e.Point;
        }
Пример #2
0
        protected override void OnMouseMove(object o, Gtk.MotionNotifyEventArgs args, Cairo.PointD point)
        {
            Document doc = PintaCore.Workspace.ActiveDocument;

            if (mouse_button == 1)
            {
                stroke_color = PintaCore.Palette.PrimaryColor;
            }
            else if (mouse_button == 3)
            {
                stroke_color = PintaCore.Palette.SecondaryColor;
            }
            else
            {
                last_point = point_empty;
                return;
            }

            // TODO: also multiply by pressure
            stroke_color = new Color(stroke_color.R, stroke_color.G, stroke_color.B,
                                     stroke_color.A * active_brush.StrokeAlphaMultiplier);

            int x = (int)point.X;
            int y = (int)point.Y;

            if (last_point.Equals(point_empty))
            {
                last_point = new Point(x, y);
            }

            if (doc.Workspace.PointInCanvas(point))
            {
                surface_modified = true;
            }

            var surf            = doc.CurrentUserLayer.Surface;
            var invalidate_rect = Gdk.Rectangle.Zero;
            var brush_width     = BrushWidth;//nlook width change of brush + x/10;

            using (var g = new Context(surf)) {
                g.AppendPath(doc.Selection.SelectionPath);
                g.FillRule = FillRule.EvenOdd;
                g.Clip();

                g.Antialias = UseAntialiasing ? Antialias.Subpixel : Antialias.None;
                g.LineWidth = brush_width;
                g.LineJoin  = LineJoin.Round;
                g.LineCap   = BrushWidth == 1 ? LineCap.Butt : LineCap.Round;
                g.SetSourceColor(stroke_color);

                invalidate_rect = active_brush.DoMouseMove(g, stroke_color, surf,
                                                           x, y, last_point.X, last_point.Y);
            }

            // If we draw partially offscreen, Cairo gives us a bogus
            // dirty rectangle, so redraw everything.
            if (doc.Workspace.IsPartiallyOffscreen(invalidate_rect))
            {
                doc.Workspace.Invalidate();
            }
            else
            {
                doc.Workspace.Invalidate(doc.ClampToImageSize(invalidate_rect));
            }

            last_point = new Point(x, y);
        }