/// <summary>
 /// Draws the large preview image of the focused item in Gallery mode.
 /// </summary>
 /// <param name="g">The System.Drawing.Graphics to draw on.</param>
 /// <param name="item">The ImageListViewItem to draw.</param>
 /// <param name="image">The image to draw.</param>
 /// <param name="bounds">The bounding rectangle of the preview area.</param>
 public override void DrawGalleryImage(Graphics g, ImageListViewItem item, Image image, Rectangle bounds)
 {
     if (item != null && image != null)
     {
         Size      itemMargin = MeasureItemMargin(ImageListView.View);
         Rectangle pos        = Utility.GetSizedImageBounds(image, new Rectangle(bounds.X + itemMargin.Width, bounds.Y + itemMargin.Height, bounds.Width - 2 * itemMargin.Width, bounds.Height - 2 * itemMargin.Height - mReflectionSize), 50.0f, 100.0f);
         DrawImageWithReflection(g, image, pos, mReflectionSize);
     }
 }
Пример #2
0
            /// <summary>
            /// Draws the large preview image of the focused item in Gallery mode.
            /// </summary>
            /// <param name="g">The System.Drawing.Graphics to draw on.</param>
            /// <param name="item">The ImageListViewItem to draw.</param>
            /// <param name="image">The image to draw.</param>
            /// <param name="bounds">The bounding rectangle of the preview area.</param>
            public override void DrawGalleryImage(Graphics g, ImageListViewItem item, Image image, Rectangle bounds)
            {
                // Calculate image bounds
                Size      itemMargin = MeasureItemMargin(mImageListView.View);
                Rectangle pos        = Utility.GetSizedImageBounds(image, new Rectangle(bounds.Location + itemMargin, bounds.Size - itemMargin - itemMargin));

                // Draw image
                g.DrawImage(image, pos);

                // Draw image border
                if (Math.Min(pos.Width, pos.Height) > 32)
                {
                    using (Pen pBorder = new Pen(Color.Black))
                    {
                        g.DrawRectangle(pBorder, pos);
                    }
                }
            }
            /// <summary>
            /// Draws the specified item on the given graphics.
            /// </summary>
            /// <param name="g">The System.Drawing.Graphics to draw on.</param>
            /// <param name="item">The ImageListViewItem to draw.</param>
            /// <param name="state">The current view state of item.</param>
            /// <param name="bounds">The bounding rectangle of item in client coordinates.</param>
            public override void DrawItem(Graphics g, ImageListViewItem item, ItemState state, Rectangle bounds)
            {
                // Fill with item background color
                if (item.BackColor != Color.Transparent)
                {
                    using (Brush brush = new SolidBrush(item.BackColor))
                    {
                        g.FillRectangle(brush, bounds);
                    }
                }

                if (ImageListView.View == View.Details)
                {
                    // Item background
                    if ((state & ItemState.Selected) == ItemState.Selected)
                    {
                        using (Brush brush = new LinearGradientBrush(bounds,
                                                                     Color.FromArgb(64, 96, 160), Color.FromArgb(64, 64, 96, 160), LinearGradientMode.Horizontal))
                        {
                            g.FillRectangle(brush, bounds);
                        }
                    }
                    else if ((state & ItemState.Hovered) == ItemState.Hovered)
                    {
                        using (Brush brush = new LinearGradientBrush(bounds,
                                                                     Color.FromArgb(64, Color.White), Color.FromArgb(16, Color.White), LinearGradientMode.Horizontal))
                        {
                            g.FillRectangle(brush, bounds);
                        }
                    }

                    // Shade sort column
                    List <ImageListView.ImageListViewColumnHeader> uicolumns = mImageListView.Columns.GetDisplayedColumns();
                    int x = mImageListView.layoutManager.ColumnHeaderBounds.Left;
                    foreach (ImageListView.ImageListViewColumnHeader column in uicolumns)
                    {
                        if (mImageListView.SortColumn == column.Type && mImageListView.SortOrder != SortOrder.None &&
                            (state & ItemState.Hovered) == ItemState.None && (state & ItemState.Selected) == ItemState.None)
                        {
                            Rectangle subItemBounds = bounds;
                            subItemBounds.X     = x;
                            subItemBounds.Width = column.Width;
                            using (Brush brush = new SolidBrush(Color.FromArgb(32, 128, 128, 128)))
                            {
                                g.FillRectangle(brush, subItemBounds);
                            }
                            break;
                        }
                        x += column.Width;
                    }
                    // Separators
                    x = mImageListView.layoutManager.ColumnHeaderBounds.Left;
                    foreach (ImageListView.ImageListViewColumnHeader column in uicolumns)
                    {
                        x += column.Width;
                        if (!ReferenceEquals(column, uicolumns[uicolumns.Count - 1]))
                        {
                            using (Pen pen = new Pen(Color.FromArgb(64, 128, 128, 128)))
                            {
                                g.DrawLine(pen, x, bounds.Top, x, bounds.Bottom);
                            }
                        }
                    }

                    // Item texts
                    Size offset = new Size(2, (bounds.Height - mImageListView.Font.Height) / 2);
                    using (StringFormat sf = new StringFormat())
                    {
                        sf.FormatFlags   = StringFormatFlags.NoWrap;
                        sf.Alignment     = StringAlignment.Near;
                        sf.LineAlignment = StringAlignment.Center;
                        sf.Trimming      = StringTrimming.EllipsisCharacter;
                        // Sub text
                        RectangleF rt = new RectangleF(bounds.Left + offset.Width, bounds.Top + offset.Height, uicolumns[0].Width - 2 * offset.Width, bounds.Height - 2 * offset.Height);
                        foreach (ImageListView.ImageListViewColumnHeader column in uicolumns)
                        {
                            rt.Width = column.Width - 2 * offset.Width;
                            using (Brush bItemFore = new SolidBrush(Color.White))
                            {
                                g.DrawString(item.GetSubItemText(column.Type), mImageListView.Font, bItemFore, rt, sf);
                            }
                            rt.X += column.Width;
                        }
                    }

                    // Border
                    if ((state & ItemState.Hovered) == ItemState.Hovered)
                    {
                        using (Pen pen = new Pen(Color.FromArgb(128, Color.White)))
                        {
                            g.DrawRectangle(pen, bounds.X, bounds.Y, bounds.Width - 1, bounds.Height - 1);
                        }
                    }
                    else if ((state & ItemState.Selected) == ItemState.Hovered)
                    {
                        using (Pen pen = new Pen(Color.FromArgb(96, 144, 240)))
                        {
                            g.DrawRectangle(pen, bounds.X, bounds.Y, bounds.Width - 1, bounds.Height - 1);
                        }
                    }
                }
                else
                {
                    // Align images to bottom of bounds
                    Image     img = item.ThumbnailImage;
                    Rectangle pos = Utility.GetSizedImageBounds(img,
                                                                new Rectangle(bounds.X + padding, bounds.Y + padding, bounds.Width - 2 * padding, bounds.Height - 2 * padding - mReflectionSize),
                                                                50.0f, 100.0f);

                    int x = pos.X;
                    int y = pos.Y;

                    // Item background
                    if ((state & ItemState.Selected) == ItemState.Selected)
                    {
                        using (Brush brush = new LinearGradientBrush(
                                   new Point(x - padding, y - padding), new Point(x - padding, y + pos.Height + 2 * padding),
                                   Color.FromArgb(64, 96, 160), Color.FromArgb(16, 16, 16)))
                        {
                            g.FillRectangle(brush, x - padding, y - padding, pos.Width + 2 * padding, pos.Height + 2 * padding);
                        }
                    }
                    else if ((state & ItemState.Hovered) == ItemState.Hovered)
                    {
                        using (Brush brush = new LinearGradientBrush(
                                   new Point(x - padding, y - padding), new Point(x - padding, y + pos.Height + 2 * padding),
                                   Color.FromArgb(64, Color.White), Color.FromArgb(16, 16, 16)))
                        {
                            g.FillRectangle(brush, x - padding, y - padding, pos.Width + 2 * padding, pos.Height + 2 * padding);
                        }
                    }

                    // Border
                    if ((state & ItemState.Hovered) == ItemState.Hovered)
                    {
                        using (Brush brush = new LinearGradientBrush(
                                   new Point(x - padding, y - padding), new Point(x - padding, y + pos.Height + 2 * padding),
                                   Color.FromArgb(128, Color.White), Color.FromArgb(16, 16, 16)))
                            using (Pen pen = new Pen(brush))
                            {
                                g.DrawRectangle(pen, x - padding, y - padding + 1, pos.Width + 2 * padding - 1, pos.Height + 2 * padding - 1);
                            }
                    }
                    else if ((state & ItemState.Selected) == ItemState.Selected)
                    {
                        using (Brush brush = new LinearGradientBrush(
                                   new Point(x - padding, y - padding), new Point(x - padding, y + pos.Height + 2 * padding),
                                   Color.FromArgb(96, 144, 240), Color.FromArgb(16, 16, 16)))
                            using (Pen pen = new Pen(brush))
                            {
                                g.DrawRectangle(pen, x - padding, y - padding + 1, pos.Width + 2 * padding - 1, pos.Height + 2 * padding - 1);
                            }
                    }

                    // Draw item image
                    DrawImageWithReflection(g, img, pos, mReflectionSize);
                    DrawThumbnail(g, item, img, pos, drawThumbnail: false);


                    // Highlight
                    using (Pen pen = new Pen(Color.FromArgb(160, Color.White)))
                    {
                        g.DrawLine(pen, pos.X, pos.Y + 1, pos.X + pos.Width - 1, pos.Y + 1);
                        g.DrawLine(pen, pos.X, pos.Y + 1, pos.X, pos.Y + pos.Height);
                    }
                }
            }
            /// <summary>
            /// Draws the left pane in Pane view mode.
            /// </summary>
            /// <param name="g">The System.Drawing.Graphics to draw on.</param>
            /// <param name="item">The ImageListViewItem to draw.</param>
            /// <param name="image">The image to draw.</param>
            /// <param name="bounds">The bounding rectangle of the pane.</param>
            public override void DrawPane(Graphics g, ImageListViewItem item, Image image, Rectangle bounds)
            {
                // Draw resize handle
                using (Brush bBorder = new SolidBrush(Color.FromArgb(64, 64, 64)))
                {
                    g.FillRectangle(bBorder, bounds.Right - 2, bounds.Top, 2, bounds.Height);
                }
                bounds.Width -= 2;

                if (item != null && image != null)
                {
                    // Calculate image bounds
                    Size      itemMargin = MeasureItemMargin(ImageListView.View);
                    Rectangle pos        = Utility.GetSizedImageBounds(image, new Rectangle(bounds.Location + itemMargin, bounds.Size - itemMargin - itemMargin), 50.0f, 0.0f);
                    // Draw image
                    g.DrawImage(image, pos);

                    bounds.X      += itemMargin.Width;
                    bounds.Width  -= 2 * itemMargin.Width;
                    bounds.Y       = pos.Height + 16;
                    bounds.Height -= pos.Height + 16;

                    // Item text
                    if (mImageListView.Columns[ColumnType.FileName].Visible && bounds.Height > 0)
                    {
                        int y = Utility.DrawStringPair(g, bounds, "", item.Text, mImageListView.Font,
                                                       Brushes.White, Brushes.White);
                        bounds.Y      += 2 * y;
                        bounds.Height -= 2 * y;
                    }

                    // File type
                    if (mImageListView.Columns[ColumnType.FileType].Visible && bounds.Height > 0 && !string.IsNullOrWhiteSpace(item.FileType))
                    {
                        using (Brush bCaption = new SolidBrush(Color.FromArgb(196, 196, 196)))
                            using (Brush bText = new SolidBrush(Color.White))
                            {
                                int y = Utility.DrawStringPair(g, bounds, mImageListView.Columns[ColumnType.FileType].Text + ": ",
                                                               item.FileType, mImageListView.Font, bCaption, bText);
                                bounds.Y      += y;
                                bounds.Height -= y;
                            }
                    }

                    // Metatada
                    foreach (ImageListView.ImageListViewColumnHeader column in mImageListView.Columns)
                    {
                        if (column.Type == ColumnType.MediaDescription)
                        {
                            bounds.Y      += 8;
                            bounds.Height -= 8;
                        }

                        if (bounds.Height <= 0)
                        {
                            break;
                        }

                        if (column.Visible &&
                            column.Type != ColumnType.FileType &&
                            column.Type != ColumnType.FileDateCreated &&
                            column.Type != ColumnType.FileFullPath &&
                            column.Type != ColumnType.FileDirectory &&
                            column.Type != ColumnType.FileName)
                        {
                            string caption = column.Text;
                            string text    = item.GetSubItemText(column.Type);
                            if (!string.IsNullOrWhiteSpace(text))
                            {
                                using (Brush bCaption = new SolidBrush(Color.FromArgb(196, 196, 196)))
                                    using (Brush bText = new SolidBrush(Color.White))
                                    {
                                        int y = Utility.DrawStringPair(g, bounds, caption + ": ", text,
                                                                       mImageListView.Font, bCaption, bText);
                                        bounds.Y      += y;
                                        bounds.Height -= y;
                                    }
                            }
                        }
                    }
                }
            }
Пример #5
0
            /// <summary>
            /// Draws the specified item on the given graphics.
            /// </summary>
            /// <param name="g">The System.Drawing.Graphics to draw on.</param>
            /// <param name="item">The ImageListViewItem to draw.</param>
            /// <param name="state">The current view state of item.</param>
            /// <param name="bounds">The bounding rectangle of item in client coordinates.</param>
            public override void DrawItem(Graphics g, ImageListViewItem item, ItemState state, Rectangle bounds)
            {
                if (ImageListView.View == Manina.Windows.Forms.View.Thumbnails)
                {
                    // Zoom on mouse over
                    if ((state & ItemState.Hovered) != ItemState.None)
                    {
                        bounds.Inflate((int)(bounds.Width * mZoomRatio), (int)(bounds.Height * mZoomRatio));
                        if (bounds.Bottom > ItemAreaBounds.Bottom)
                        {
                            bounds.Y = ItemAreaBounds.Bottom - bounds.Height;
                        }
                        if (bounds.Top < ItemAreaBounds.Top)
                        {
                            bounds.Y = ItemAreaBounds.Top;
                        }
                        if (bounds.Right > ItemAreaBounds.Right)
                        {
                            bounds.X = ItemAreaBounds.Right - bounds.Width;
                        }
                        if (bounds.Left < ItemAreaBounds.Left)
                        {
                            bounds.X = ItemAreaBounds.Left;
                        }
                    }

                    // Get item image
                    Image img = null;

                    if ((state & ItemState.Hovered) != ItemState.None)
                    {
                        img = GetImageAsync(item, new Size(bounds.Width - 8, bounds.Height - 8));
                    }

                    if (img == null)
                    {
                        img = item.ThumbnailImage;
                    }

                    // Calculate image bounds
                    Rectangle pos         = Utility.GetSizedImageBounds(img, Rectangle.Inflate(bounds, -4, -4));
                    int       imageWidth  = pos.Width;
                    int       imageHeight = pos.Height;
                    int       imageX      = pos.X;
                    int       imageY      = pos.Y;

                    // Allocate space for item text
                    if ((state & ItemState.Hovered) != ItemState.None &&
                        (bounds.Height - imageHeight) / 2 < ImageListView.Font.Height + 8)
                    {
                        int delta = (ImageListView.Font.Height + 8) - (bounds.Height - imageHeight) / 2;
                        bounds.Height += 2 * delta;
                        imageY        += delta;
                    }

                    // Paint background
                    using (Brush bBack = new SolidBrush(ImageListView.BackColor))
                    {
                        Utility.FillRoundedRectangle(g, bBack, bounds, 5);
                    }
                    using (Brush bItemBack = new SolidBrush(item.BackColor))
                    {
                        Utility.FillRoundedRectangle(g, bItemBack, bounds, 5);
                    }
                    if ((ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None)) ||
                        (!ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None) && ((state & ItemState.Hovered) != ItemState.None)))
                    {
                        using (Brush bSelected = new LinearGradientBrush(bounds, Color.FromArgb(16, SystemColors.Highlight), Color.FromArgb(64, SystemColors.Highlight), LinearGradientMode.Vertical))
                        {
                            Utility.FillRoundedRectangle(g, bSelected, bounds, 5);
                        }
                    }
                    else if (!ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None))
                    {
                        using (Brush bGray64 = new LinearGradientBrush(bounds, Color.FromArgb(16, SystemColors.GrayText), Color.FromArgb(64, SystemColors.GrayText), LinearGradientMode.Vertical))
                        {
                            Utility.FillRoundedRectangle(g, bGray64, bounds, 5);
                        }
                    }
                    if (((state & ItemState.Hovered) != ItemState.None))
                    {
                        using (Brush bHovered = new LinearGradientBrush(bounds, Color.FromArgb(8, SystemColors.Highlight), Color.FromArgb(32, SystemColors.Highlight), LinearGradientMode.Vertical))
                        {
                            Utility.FillRoundedRectangle(g, bHovered, bounds, 5);
                        }
                    }

                    // Draw the image
                    //g.DrawImage(img, pos);
                    DrawThumbnail(g, item, img, pos);

                    // Draw image border
                    if (Math.Min(imageWidth, imageHeight) > 32)
                    {
                        using (Pen pGray128 = new Pen(Color.FromArgb(128, Color.Gray)))
                        {
                            g.DrawRectangle(pGray128, imageX, imageY, imageWidth, imageHeight);
                        }
                        if (System.Math.Min(imageWidth, imageHeight) > 32)
                        {
                            using (Pen pWhite128 = new Pen(Color.FromArgb(128, Color.White)))
                            {
                                g.DrawRectangle(pWhite128, imageX + 1, imageY + 1, imageWidth - 2, imageHeight - 2);
                            }
                        }
                    }

                    // Draw item text
                    if ((state & ItemState.Hovered) != ItemState.None)
                    {
                        RectangleF rt;
                        using (StringFormat sf = new StringFormat())
                        {
                            rt               = new RectangleF(bounds.Left + 4, bounds.Top + 4, bounds.Width - 8, (bounds.Height - imageHeight) / 2 - 8);
                            sf.Alignment     = StringAlignment.Center;
                            sf.FormatFlags   = StringFormatFlags.NoWrap;
                            sf.LineAlignment = StringAlignment.Center;
                            sf.Trimming      = StringTrimming.EllipsisCharacter;
                            using (Brush bItemFore = new SolidBrush(item.ForeColor))
                            {
                                g.DrawString(item.Text, ImageListView.Font, bItemFore, rt, sf);
                            }
                            rt.Y = bounds.Bottom - (bounds.Height - imageHeight) / 2 + 4;
                            string details = "";
                            if (item.Dimensions != Size.Empty)
                            {
                                details += item.GetSubItemText(ColumnType.MediaDimensions) + " pixels ";
                            }
                            if (item.FileSize != 0)
                            {
                                details += item.GetSubItemText(ColumnType.FileSize);
                            }
                            using (Brush bGrayText = new SolidBrush(Color.Gray))
                            {
                                g.DrawString(details, ImageListView.Font, bGrayText, rt, sf);
                            }
                        }
                    }

                    // Item border
                    using (Pen pWhite128 = new Pen(Color.FromArgb(128, Color.White)))
                    {
                        Utility.DrawRoundedRectangle(g, pWhite128, bounds.Left + 1, bounds.Top + 1, bounds.Width - 3, bounds.Height - 3, 4);
                    }
                    if (ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None))
                    {
                        using (Pen pHighlight128 = new Pen(Color.FromArgb(128, SystemColors.Highlight)))
                        {
                            Utility.DrawRoundedRectangle(g, pHighlight128, bounds.Left, bounds.Top, bounds.Width - 1, bounds.Height - 1, 4);
                        }
                    }
                    else if (!ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None))
                    {
                        using (Pen pGray128 = new Pen(Color.FromArgb(128, SystemColors.GrayText)))
                        {
                            Utility.DrawRoundedRectangle(g, pGray128, bounds.Left, bounds.Top, bounds.Width - 1, bounds.Height - 1, 4);
                        }
                    }
                    else if ((state & ItemState.Selected) == ItemState.None)
                    {
                        using (Pen pGray64 = new Pen(Color.FromArgb(64, SystemColors.GrayText)))
                        {
                            Utility.DrawRoundedRectangle(g, pGray64, bounds.Left, bounds.Top, bounds.Width - 1, bounds.Height - 1, 4);
                        }
                    }

                    if (ImageListView.Focused && ((state & ItemState.Hovered) != ItemState.None))
                    {
                        using (Pen pHighlight64 = new Pen(Color.FromArgb(64, SystemColors.Highlight)))
                        {
                            Utility.DrawRoundedRectangle(g, pHighlight64, bounds.Left, bounds.Top, bounds.Width - 1, bounds.Height - 1, 4);
                        }
                    }
                }
                else
                {
                    base.DrawItem(g, item, state, bounds);
                }
            }
Пример #6
0
            /// <summary>
            /// Draws the specified item on the given graphics.
            /// </summary>
            /// <param name="g">The System.Drawing.Graphics to draw on.</param>
            /// <param name="item">The ImageListViewItem to draw.</param>
            /// <param name="state">The current view state of item.</param>
            /// <param name="bounds">The bounding rectangle of item in client coordinates.</param>
            public override void DrawItem(System.Drawing.Graphics g, ImageListViewItem item, ItemState state, System.Drawing.Rectangle bounds)
            {
                // Paint background
                using (Brush bItemBack = new SolidBrush(item.BackColor))
                {
                    g.FillRectangle(bItemBack, bounds);
                }

                if (ImageListView.View != Manina.Windows.Forms.View.Details)
                {
                    Size itemPadding = new Size(4, 4);

                    // Draw the image
                    Image img = item.ThumbnailImage;
                    if (img != null)
                    {
                        Rectangle border = new Rectangle(bounds.Location + itemPadding, ImageListView.ThumbnailSize);
                        Rectangle pos    = Utility.GetSizedImageBounds(img, border);

                        //g.DrawImage(img, pos);
                        DrawThumbnail(g, item, img, pos);

                        // Draw image border
                        if (ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None))
                        {
                            using (Pen pen = new Pen(SystemColors.Highlight, 3))
                            {
                                g.DrawRectangle(pen, border);
                            }
                        }
                        else if (!ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None))
                        {
                            using (Pen pen = new Pen(SystemColors.GrayText, 3))
                            {
                                pen.Alignment = PenAlignment.Center;
                                g.DrawRectangle(pen, border);
                            }
                        }
                        else
                        {
                            using (Pen pGray128 = new Pen(Color.FromArgb(128, SystemColors.GrayText)))
                            {
                                g.DrawRectangle(pGray128, border);
                            }
                        }
                    }

                    // Draw item text
                    SizeF      szt = TextRenderer.MeasureText(item.Text, ImageListView.Font);
                    RectangleF rt;
                    using (StringFormat sf = new StringFormat())
                    {
                        rt               = new RectangleF(bounds.Left + itemPadding.Width, bounds.Top + 3 * itemPadding.Height + ImageListView.ThumbnailSize.Height, ImageListView.ThumbnailSize.Width, szt.Height);
                        sf.Alignment     = StringAlignment.Center;
                        sf.FormatFlags   = StringFormatFlags.NoWrap;
                        sf.LineAlignment = StringAlignment.Center;
                        sf.Trimming      = StringTrimming.EllipsisCharacter;
                        rt.Width        += 1;
                        rt.Inflate(1, 2);
                        if (ImageListView.Focused && ((state & ItemState.Focused) != ItemState.None))
                        {
                            rt.Inflate(-1, -1);
                        }
                        if (ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None))
                        {
                            g.FillRectangle(SystemBrushes.Highlight, rt);
                        }
                        else if (!ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None))
                        {
                            g.FillRectangle(SystemBrushes.GrayText, rt);
                        }
                        if (((state & ItemState.Selected) != ItemState.None))
                        {
                            g.DrawString(item.Text, ImageListView.Font, SystemBrushes.HighlightText, rt, sf);
                        }
                        else
                        {
                            using (Brush bItemFore = new SolidBrush(item.ForeColor))
                            {
                                g.DrawString(item.Text, ImageListView.Font, bItemFore, rt, sf);
                            }
                        }
                    }

                    if (ImageListView.Focused && ((state & ItemState.Focused) != ItemState.None))
                    {
                        Rectangle fRect = Rectangle.Round(rt);
                        fRect.Inflate(1, 1);
                        ControlPaint.DrawFocusRectangle(g, fRect);
                    }
                }
                else
                {
                    if (ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None))
                    {
                        g.FillRectangle(SystemBrushes.Highlight, bounds);
                    }
                    else if (!ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None))
                    {
                        g.FillRectangle(SystemBrushes.GrayText, bounds);
                    }

                    Size offset = new Size(2, (bounds.Height - ImageListView.Font.Height) / 2);
                    using (StringFormat sf = new StringFormat())
                    {
                        sf.FormatFlags   = StringFormatFlags.NoWrap;
                        sf.Alignment     = StringAlignment.Near;
                        sf.LineAlignment = StringAlignment.Center;
                        sf.Trimming      = StringTrimming.EllipsisCharacter;
                        // Sub text
                        List <ImageListView.ImageListViewColumnHeader> uicolumns = ImageListView.Columns.GetDisplayedColumns();
                        RectangleF rt = new RectangleF(bounds.Left + offset.Width, bounds.Top + offset.Height, uicolumns[0].Width - 2 * offset.Width, bounds.Height - 2 * offset.Height);
                        foreach (ImageListView.ImageListViewColumnHeader column in uicolumns)
                        {
                            rt.Width = column.Width - 2 * offset.Width;
                            using (Brush bItemFore = new SolidBrush(item.ForeColor))
                            {
                                if ((state & ItemState.Selected) == ItemState.None)
                                {
                                    g.DrawString(item.GetSubItemText(column.Type), ImageListView.Font, bItemFore, rt, sf);
                                }
                                else
                                {
                                    g.DrawString(item.GetSubItemText(column.Type), ImageListView.Font, SystemBrushes.HighlightText, rt, sf);
                                }
                            }
                            rt.X += column.Width;
                        }
                    }

                    if (ImageListView.Focused && ((state & ItemState.Focused) != ItemState.None))
                    {
                        ControlPaint.DrawFocusRectangle(g, bounds);
                    }
                }
            }
Пример #7
0
            /// <summary>
            /// Draws the specified item on the given graphics.
            /// </summary>
            /// <param name="g">The System.Drawing.Graphics to draw on.</param>
            /// <param name="item">The ImageListViewItem to draw.</param>
            /// <param name="state">The current view state of item.</param>
            /// <param name="bounds">The bounding rectangle of item in client coordinates.</param>
            public override void DrawItem(Graphics g, ImageListViewItem item, ItemState state, Rectangle bounds)
            {
                if (ImageListView.View == Manina.Windows.Forms.View.Thumbnails)
                {
                    Size itemPadding = new Size(4, 4);

                    #region Paint background
                    using (Brush bItemBack = new SolidBrush(item.BackColor))
                    {
                        g.FillRectangle(bItemBack, bounds);
                    }
                    if ((ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None)) ||
                        (!ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None) && ((state & ItemState.Hovered) != ItemState.None)))
                    {
                        using (Brush bSelected = new LinearGradientBrush(bounds, Color.FromArgb(16, SystemColors.Highlight), Color.FromArgb(64, SystemColors.Highlight), LinearGradientMode.Vertical))
                        {
                            Utility.FillRoundedRectangle(g, bSelected, bounds, 4);
                        }
                    }
                    else if (!ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None))
                    {
                        using (Brush bGray64 = new LinearGradientBrush(bounds, Color.FromArgb(16, SystemColors.GrayText), Color.FromArgb(64, SystemColors.GrayText), LinearGradientMode.Vertical))
                        {
                            Utility.FillRoundedRectangle(g, bGray64, bounds, 4);
                        }
                    }
                    if (((state & ItemState.Hovered) != ItemState.None))
                    {
                        using (Brush bHovered = new LinearGradientBrush(bounds, Color.FromArgb(8, SystemColors.Highlight), Color.FromArgb(32, SystemColors.Highlight), LinearGradientMode.Vertical))
                        {
                            Utility.FillRoundedRectangle(g, bHovered, bounds, 4);
                        }
                    }
                    #endregion

                    #region Draw the image and Title(s)
                    Image img = item.ThumbnailImage;
                    if (img != null)
                    {
                        Rectangle pos = Utility.GetSizedImageBounds(img, new Rectangle(bounds.Location + itemPadding, ImageListView.ThumbnailSize), 0.0f, 50.0f);
                        g.DrawImage(img, pos);

                        DrawThumbnail(g, item, img, pos);

                        // Draw image border
                        if (Math.Min(pos.Width, pos.Height) > 32)
                        {
                            using (Pen pGray128 = new Pen(Color.FromArgb(128, Color.Gray)))
                            {
                                g.DrawRectangle(pGray128, pos);
                            }
                            using (Pen pWhite128 = new Pen(Color.FromArgb(128, Color.White)))
                            {
                                g.DrawRectangle(pWhite128, Rectangle.Inflate(pos, -1, -1));
                            }
                        }

                        // Draw item text
                        int        lineHeight = CaptionFont.Height;
                        RectangleF rt;
                        using (StringFormat sf = new StringFormat())
                        {
                            rt = new RectangleF(bounds.Left + 2 * itemPadding.Width + ImageListView.ThumbnailSize.Width,
                                                bounds.Top + itemPadding.Height + (Math.Max(ImageListView.ThumbnailSize.Height, mTextHeight) - mTextHeight) / 2,
                                                mTileWidth, lineHeight);
                            sf.Alignment     = StringAlignment.Near;
                            sf.FormatFlags   = StringFormatFlags.NoWrap;
                            sf.LineAlignment = StringAlignment.Center;
                            sf.Trimming      = StringTrimming.EllipsisCharacter;

                            using (Brush bItemFore = new SolidBrush(item.ForeColor))
                            {
                                g.DrawString(item.GetSubItemText(ImageListView.TitleLine1), CaptionFont, bItemFore, rt, sf);
                            }

                            using (Brush bItemDetails = new SolidBrush(Color.Gray))
                            {
                                //Line 2 :
                                rt.Offset(0, 1.5f * lineHeight);

                                string line;

                                try
                                {
                                    line = item.GetSubItemText(ImageListView.TitleLine2);
                                    g.DrawString(line, ImageListView.Font, bItemDetails, rt, sf);
                                    rt.Offset(0, 1.1f * lineHeight);

                                    line = item.GetSubItemText(ImageListView.TitleLine3);
                                    g.DrawString(line, ImageListView.Font, bItemDetails, rt, sf);
                                    rt.Offset(0, 1.1f * lineHeight);


                                    line = item.GetSubItemText(ImageListView.TitleLine4);
                                    g.DrawString(line, ImageListView.Font, bItemDetails, rt, sf);
                                    rt.Offset(0, 1.1f * lineHeight);

                                    line = item.GetSubItemText(ImageListView.TitleLine5);
                                    g.DrawString(line, ImageListView.Font, bItemDetails, rt, sf);
                                    rt.Offset(0, 1.1f * lineHeight);
                                }
                                catch (Exception ex)
                                {
                                    Console.WriteLine(ex.Message); //For debug reason
                                    //Error can occure when ImageListView.Font
                                }
                            }
                        }
                    }
                    #endregion

                    #region Item border
                    using (Pen pWhite128 = new Pen(Color.FromArgb(128, Color.White)))
                    {
                        Utility.DrawRoundedRectangle(g, pWhite128, bounds.Left + 1, bounds.Top + 1, bounds.Width - 3, bounds.Height - 3, 4);
                    }
                    if (ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None))
                    {
                        using (Pen pHighlight128 = new Pen(Color.FromArgb(128, SystemColors.Highlight)))
                        {
                            Utility.DrawRoundedRectangle(g, pHighlight128, bounds.Left, bounds.Top, bounds.Width - 1, bounds.Height - 1, 4);
                        }
                    }
                    else if (!ImageListView.Focused && ((state & ItemState.Selected) != ItemState.None))
                    {
                        using (Pen pGray128 = new Pen(Color.FromArgb(128, SystemColors.GrayText)))
                        {
                            Utility.DrawRoundedRectangle(g, pGray128, bounds.Left, bounds.Top, bounds.Width - 1, bounds.Height - 1, 4);
                        }
                    }
                    else if ((state & ItemState.Selected) == ItemState.None)
                    {
                        using (Pen pGray64 = new Pen(Color.FromArgb(64, SystemColors.GrayText)))
                        {
                            Utility.DrawRoundedRectangle(g, pGray64, bounds.Left, bounds.Top, bounds.Width - 1, bounds.Height - 1, 4);
                        }
                    }

                    if (ImageListView.Focused && ((state & ItemState.Hovered) != ItemState.None))
                    {
                        using (Pen pHighlight64 = new Pen(Color.FromArgb(64, SystemColors.Highlight)))
                        {
                            Utility.DrawRoundedRectangle(g, pHighlight64, bounds.Left, bounds.Top, bounds.Width - 1, bounds.Height - 1, 4);
                        }
                    }
                    #endregion

                    #region Focus rectangle
                    if (ImageListView.Focused && ((state & ItemState.Focused) != ItemState.None))
                    {
                        ControlPaint.DrawFocusRectangle(g, bounds);
                    }
                    #endregion
                }
                else
                {
                    Image img = item.ThumbnailImage; //JTN Added - Force image cahcing to be triggered
                    base.DrawItem(g, item, state, bounds);
                }
            }