Beispiel #1
0
        /// <summary>
        /// Returns all elements located at the given point in client coordinates
        /// </summary>
        /// <param name="p">Client coordinates.</param>
        /// <returns>Elements at given point, or null if none exists.</returns>
        private Mark MarkAt(Point p)
        {
            // First figure out which row we are in
            MarkRow containingRow = RowAt(p);

            if (containingRow == null)
            {
                return(null);
            }

            // Now figure out which element we are on
            foreach (Mark mark in containingRow)
            {
                Single x = timeToPixels(mark.StartTime);
                if (x > p.X)
                {
                    break;                          //The rest of them are beyond our point.
                }
                Single            width = timeToPixels(mark.Duration);
                MarkRow.MarkStack ms    = containingRow.GetStackForMark(mark);
                var displayHeight       = containingRow.Height / containingRow.StackCount;
                var rowTopOffset        = displayHeight * ms.StackIndex;
                if (p.X >= x &&
                    p.X <= x + width &&
                    p.Y >= containingRow.DisplayTop + rowTopOffset &&
                    p.Y < containingRow.DisplayTop + rowTopOffset + displayHeight)
                {
                    return(mark);
                }
            }

            return(null);
        }
Beispiel #2
0
        private void DrawMark(Graphics g, MarkRow row, IMark mark, int top, Brush b)
        {
            int width;

            //Sanity check - it is possible for .DisplayHeight to become zero if there are too many marks stacked.
            //We set the DisplayHeight to the row height for the mark, and change the border to red.
            var markStack     = row.GetStackForMark(mark);
            var displayHeight =
                (markStack.StackCount > 1) ? ((row.Height - 2) / row.StackCount) : row.Height - 2;

            var displayTop = top + displayHeight * markStack.StackIndex;

            if (displayHeight == 0)
            {
                displayHeight = row.Height;
            }

            width = (int)timeToPixels(mark.Duration);
            if (width <= 0)
            {
                return;
            }
            Size size = new Size(width, displayHeight);

            Point finalDrawLocation = new Point((int)Math.Floor(timeToPixels(mark.StartTime)), displayTop);

            Rectangle destRect = new Rectangle(finalDrawLocation.X, finalDrawLocation.Y, size.Width, displayHeight);

            g.FillRectangle(b, destRect);

            var isSelected = _marksSelectionManager.SelectedMarks.Contains(mark);

            using (Pen bp = new Pen(Color.Black, isSelected?3:1))
            {
                g.DrawRectangle(bp, destRect);
            }

            if (isSelected)
            {
                using (Pen bp = new Pen(ThemeColorTable.ForeColor, 1))
                {
                    bp.Alignment   = PenAlignment.Inset;
                    bp.DashPattern = new [] { 1.0F, 2.0F };
                    g.DrawRectangle(bp, destRect);
                }
            }

            //Draw the text
            SolidBrush   drawBrush  = new SolidBrush(IdealTextColor(row.MarkDecorator.Color));
            StringFormat drawFormat = new StringFormat();

            g.DrawString(mark.Text, _textFont, drawBrush, destRect, drawFormat);
        }
Beispiel #3
0
        /// <summary>
        /// Returns the row located at the current point in client coordinates
        /// </summary>
        /// <param name="p">Client coordinates.</param>
        /// <returns>Row at given point, or null if none exists.</returns>
        private MarkRow RowAt(Point p)
        {
            MarkRow containingRow = null;
            int     curheight     = 0;

            foreach (MarkRow row in _rows.Where(x => x.Visible))
            {
                if (p.Y < curheight + row.Height)
                {
                    containingRow = row;
                    break;
                }
                curheight += row.Height;
            }

            return(containingRow);
        }
Beispiel #4
0
        private void CreateMarkRow(IMarkCollection markCollection)
        {
            MarkRow row = new MarkRow(markCollection);

            _rows.Add(row);
        }