private void GetNewOverflow4TopCustomLabels(CustomAxisLabels customLabels, Double leftOverflow, Double rightOverflow, ref Double newLeftOverflow, ref Double newRightOverflow, Double visualHeight)
{
if ((Double)customLabels.InternalAngle > 0)
{
Double maxXPos = customLabels.AxisLabelList[0].Position.X;
Point firstLabelPosition = new Point(customLabels.AxisLabelList[0].Position.X, customLabels.AxisLabelList[0].Position.Y);
Point actualLeftPosition = new Point(customLabels.AxisLabelList[0].ActualLeft - customLabels.AxisLabelList[0].ActualWidth, customLabels.AxisLabelList[0].ActualTop);
Point leftOffsetPosition = new Point(actualLeftPosition.X, firstLabelPosition.Y);
Double height = Graphics.DistanceBetweenTwoPoints(leftOffsetPosition, actualLeftPosition);
Double labelBase = Graphics.DistanceBetweenTwoPoints(leftOffsetPosition, firstLabelPosition);
Double theta = Math.Atan(height / labelBase);
if (height > visualHeight)
height = visualHeight;
leftOverflow = (height / Math.Tan(theta));
leftOverflow = leftOverflow - maxXPos;
newLeftOverflow = leftOverflow;
customLabels.LeftOverflow = newLeftOverflow;
}
else if ((Double)AxisLabels.InternalAngle < 0)
{
Double maxXPos = customLabels.AxisLabelList[customLabels.AxisLabelList.Count - 1].Position.X;
Point lastLabelPosition = new Point(customLabels.AxisLabelList[customLabels.AxisLabelList.Count - 1].Position.X, customLabels.AxisLabelList[customLabels.AxisLabelList.Count - 1].Position.Y);
Point actualRightPosition = new Point(customLabels.AxisLabelList[customLabels.AxisLabelList.Count - 1].ActualLeft + customLabels.AxisLabelList[customLabels.AxisLabelList.Count - 1].ActualWidth, customLabels.AxisLabelList[customLabels.AxisLabelList.Count - 1].ActualHeight);
Point rightOffsetPosition = new Point(actualRightPosition.X, lastLabelPosition.Y);
Double height = Graphics.DistanceBetweenTwoPoints(rightOffsetPosition, actualRightPosition);
Double labelBase = Graphics.DistanceBetweenTwoPoints(rightOffsetPosition, lastLabelPosition);
Double theta = Math.Atan(height / labelBase);
if (height > visualHeight)
height = visualHeight;
rightOverflow = (height / Math.Tan(theta));
rightOverflow = rightOverflow + maxXPos;
rightOverflow = rightOverflow - Width;
newRightOverflow = rightOverflow;
customLabels.RightOverflow = newRightOverflow;
}
}
private void GetNewOverflow4RightCustomLabels(CustomAxisLabels customLabels, Double topOverflow, Double bottomOverflow, ref Double newTopOverflow, ref Double newBottomOverflow, Double visualWidth)
{
if ((Double)customLabels.InternalAngle < 0)
{
Double maxYPos = customLabels.AxisLabelList[customLabels.AxisLabelList.Count - 1].Position.Y;
Point lastLabelPosition = new Point(customLabels.AxisLabelList[customLabels.AxisLabelList.Count - 1].Position.X, customLabels.AxisLabelList[customLabels.AxisLabelList.Count - 1].Position.Y);
Point actualTopPosition = new Point(customLabels.AxisLabelList[customLabels.AxisLabelList.Count - 1].ActualLeft - customLabels.AxisLabelList[customLabels.AxisLabelList.Count - 1].ActualWidth, customLabels.AxisLabelList[customLabels.AxisLabelList.Count - 1].ActualTop);
Point topOffsetPosition = new Point(lastLabelPosition.X, actualTopPosition.Y);
Double width = Graphics.DistanceBetweenTwoPoints(topOffsetPosition, actualTopPosition);
Double labelBase = Graphics.DistanceBetweenTwoPoints(topOffsetPosition, lastLabelPosition);
Double theta = Math.Atan(width / labelBase);
if (width > visualWidth)
width = visualWidth;
topOverflow = (width / Math.Tan(theta));
topOverflow = topOverflow - maxYPos;
newTopOverflow = topOverflow;
customLabels.TopOverflow = newTopOverflow;
}
else if ((Double)customLabels.InternalAngle > 0)
{
Double maxYPos = customLabels.AxisLabelList[0].Position.Y;
Point firstLabelPosition = new Point(customLabels.AxisLabelList[0].Position.X, customLabels.AxisLabelList[0].Position.Y);
Point actualBottomPosition = new Point(customLabels.AxisLabelList[0].ActualLeft, customLabels.AxisLabelList[0].ActualTop + customLabels.AxisLabelList[0].ActualHeight);
Point bottomOffsetPosition = new Point(firstLabelPosition.X, actualBottomPosition.Y);
Double width = Graphics.DistanceBetweenTwoPoints(bottomOffsetPosition, actualBottomPosition);
Double labelBase = Graphics.DistanceBetweenTwoPoints(bottomOffsetPosition, firstLabelPosition);
Double theta = Math.Atan(width / labelBase);
if (width > visualWidth)
width = visualWidth;
bottomOverflow = (width / Math.Tan(theta));
bottomOverflow = bottomOverflow + maxYPos;
newBottomOverflow = bottomOverflow - Height;
customLabels.BottomOverflow = newBottomOverflow;
}
}