/// <summary>
/// Method to paint the wave
/// </summary>
/// <param name="e"></param>
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
scrollBar.Invalidate();
scrollBar.Refresh();
drawHeight = Height - scrollBar.ClientRectangle.Height;
Graphics g = e.Graphics;
drawSelection(g);
drawGrid(g);
drawWave(g);
}
public void SetScrollBarBounds(bool setVertical, bool setHorizontal)
{
if (setVertical)
{
VScrollBar.Bounds = new Rectangle(TextArea.Bounds.Right, 0, SystemInformation.HorizontalScrollBarArrowWidth,
setHorizontal ? Height - SystemInformation.VerticalScrollBarArrowHeight : Height);
VScrollBar.Invalidate();
}
if (setHorizontal)
{
HScrollBar.Bounds = new Rectangle(0,
TextArea.Bounds.Bottom,
Width - SystemInformation.HorizontalScrollBarArrowWidth,
SystemInformation.VerticalScrollBarArrowHeight);
HScrollBar.Invalidate();
}
}
public void timerTick(int msTime)
{
int msVal = msTime % 1000;
int secPos = msTime / 1000;
int secVal = secPos % 60;
int minPos = secPos / 60;
int minVal = minPos % 60;
int hrVal = minPos / 60;
lblPosCounter.Text = hrVal.ToString("D2") + ":" + minVal.ToString("D2") + ":" +
secVal.ToString("D2") + "." + msVal.ToString("D3");
int sliderPos = msTime / audioFile.duration; //slider max val = 1000, duration in sec
hsbPosSelector.Value = sliderPos;
lblPosCounter.Invalidate();
hsbPosSelector.Invalidate();
}
void ResizeControl()
{
_splitContainer.Size = new Size(
Width - _vScrollBar.Width - 1,
Height - _hScrollBar.Height - 1);
int w = _splitContainer.Panel2.Width;
int h = _splitContainer.Panel2.Height;
if (w < 0 || w > _matrix.Width)
{
_hScrollBar.Visible = false;
OffsetX = 0;
}
else
{
_hScrollBar.Location = new Point(_splitContainer.Panel2.Left, _splitContainer.Height);
_hScrollBar.Size = new Size(_splitContainer.Panel2.Width, _hScrollBar.Height);
_hScrollBar.Maximum = _matrix.Width;
_hScrollBar.LargeChange = Math.Max(_splitContainer.Panel2.Width, 0);
_hScrollBar.SmallChange = _displayOptions.CellHeight;
// adjust offset so that last scroll does not go past end
if (OffsetX + w > _matrix.Width)
{
OffsetX -= (OffsetX + w - _matrix.Width);
}
if (OffsetX < 0)
{
OffsetX = 0;
}
_hScrollBar.Value = OffsetX;
_hScrollBar.Visible = true;
}
if (h < 0 || h > _matrix.Height)
{
_vScrollBar.Visible = false;
OffsetY = 0;
}
else
{
_vScrollBar.Location = new Point(_splitContainer.Width, _displayOptions.RootHeight + 1);
_vScrollBar.Size = new Size(_vScrollBar.Width, _splitContainer.Height - _displayOptions.RootHeight);
_vScrollBar.Maximum = _matrix.Height - _displayOptions.RootHeight;
_vScrollBar.LargeChange = Math.Max(0, _splitContainer.Panel2.Height - _displayOptions.RootHeight);
_vScrollBar.SmallChange = _displayOptions.CellHeight;
if (OffsetY + h > _matrix.Height)
{
OffsetY -= (OffsetY + h - _matrix.Height);
}
if (OffsetY < 0)
{
OffsetY = 0;
}
_vScrollBar.Value = OffsetY;
_vScrollBar.Visible = true;
}
_vScrollBar.Invalidate();
_hScrollBar.Invalidate();
}