public ColorLabel(string text, double lineHeight, RedlineSide side)
{
this.InitializeComponent();
_side = side;
if (side == RedlineSide.Bottom)
{
BottomTextBlock.Text = text;
BottomVerticalLine.Y2 = lineHeight;
}
else
{
TopTextBlock.Text = text;
TopHorizontalLine.Y1 = -lineHeight;
TopHorizontalLine.Y2 = TopHorizontalLine.Y1;
TopTextBlock.RenderTransform = new TranslateTransform()
{
Y = -lineHeight
};
TopVerticalLine.Y1 = -lineHeight;
}
Loaded += ColorLabel_Loaded;
}
private void AddRedline(double x, double y, RedlineSide side, double value, Canvas target, int depth, FrameworkElement fe, string propertyName)
{
DebugSpaces(depth);
Debug.WriteLine(fe.Name + "." + propertyName + " = " + value);
double addedSpace = _redlineCount[(int)side] * _redlineSpace;
double size = _redlineMinSize + addedSpace;
GeneralTransform t = fe.TransformToVisual(target);
Windows.Foundation.Point pos = t.TransformPoint(new Windows.Foundation.Point(0, 0));
switch (side)
{
case RedlineSide.Left:
x -= addedSpace;
size += pos.X - _controlPos.X;
break;
case RedlineSide.Top:
y -= addedSpace;
size += pos.Y - _controlPos.Y;
break;
case RedlineSide.Right:
x += addedSpace;
double extendX = (_controlPos.X + _control.ActualWidth) - (pos.X + fe.ActualWidth);
x -= extendX;
size += extendX;
break;
case RedlineSide.Bottom:
y += addedSpace;
double extendY = (_controlPos.Y + _control.ActualHeight) - (pos.Y + fe.ActualHeight);
y -= extendY;
size += extendY;
break;
}
Redline redline = new Redline(side, size, value);
Canvas.SetLeft(redline, x);
Canvas.SetTop(redline, y);
target.Children.Add(redline);
}
private void DrawColorLabels()
{
RedlineSide redlineSide = RedlineSide.Top;
double redlineHeight = 20;
List <double> xPositions = new List <double>();
// Reverse sort by x, draw the lines from right to left to avoid line corssing
redlineInfos.Sort((a, b) => b.TargetHorizontalCenter().X.CompareTo(a.TargetHorizontalCenter().X));
for (int i = 0; i < redlineInfos.Count; i++)
{
var redline = redlineInfos[i];
var label = new ColorLabel(redline.Content, redlineHeight, redlineSide);
var position = redline.TargetHorizontalCenter();
var x = position.X;
// Make sure labels are not too close to each other
if (i >= 2)
{
// We switch side(top/bottom) for each draw, [i-2] is the previous redline thats on the same side.
var previousX = xPositions[i - 2];
if (x > previousX || Math.Abs(x - previousX) < 5)
{
x = previousX - 5;
}
}
xPositions.Add(x);
Canvas.SetLeft(label, x);
Canvas.SetTop(label, redlineSide == RedlineSide.Bottom ? position.Y + redline.TargetHeight : position.Y);
RedlineCanvas.Children.Add(label);
// Flip drawing position and grow redline height to avoid overlapping
if (redlineSide == RedlineSide.Top)
{
redlineSide = RedlineSide.Bottom;
}
else
{
redlineSide = RedlineSide.Top;
redlineHeight += 30;
}
}
}
public Redline(RedlineSide side, double size, double value)
{
this.InitializeComponent();
_side = side;
if (IsHorizontal())
{
Width = value;
if (_side == RedlineSide.Top)
{
HorizontalBottomRow.Height = new GridLength(size);
}
else
{
HorizontalTopRow.Height = new GridLength(size);
}
}
else
{
Height = value;
if (_side == RedlineSide.Left)
{
VerticalRightRow.Width = new GridLength(size);
}
else
{
VerticalLeftRow.Width = new GridLength(size);
}
}
HorizontalLabel.Text = value.ToString();
VerticalLabel.Text = value.ToString();
Loaded += Redline_Loaded;
}
