private void UpdateLineDiff()
{
int iLine = (ActiveView == ViewA) ? ViewA.Position.Line : ViewB.Position.Line;
if (iLine == m_iCurrentDiffLine)
{
return;
}
m_iCurrentDiffLine = iLine;
DiffViewLine LineOne = null;
DiffViewLine LineTwo = null;
if (iLine < ViewA.LineCount)
{
LineOne = ViewA.Lines[iLine];
}
//Normally, ViewA.LineCount == ViewB.LineCount, but during
//SetData they'll be mismatched momentarily as each view
//rebuilds its lines.
if (iLine < ViewB.LineCount)
{
LineTwo = ViewB.Lines[iLine];
}
if (LineOne != null && LineTwo != null)
{
ViewLineDiff.SetData(LineOne, LineTwo);
}
}
public DiffViewLines(DiffViewLine LineOne, DiffViewLine LineTwo)
{
AddLine(LineOne);
AddLine(LineTwo);
m_arDiffStartLines = new int[0];
m_arDiffEndLines = new int[0];
}
private void AddLine(DiffViewLine Line)
{
CheckLongestLength(Line.Text);
if (Line.Number >= 0 && Line.Number > m_iMaxLineNumber)
{
m_iMaxLineNumber = Line.Number;
}
InnerList.Add(Line);
}
private void RenderImage()
{
if (m_Image != null)
{
m_Image.Dispose();
m_Image = null;
}
int iWidth = ClientSize.Width;
int iHeight = ClientSize.Height;
if (iWidth > 0 && iHeight > 0 && m_View != null && m_View.Lines != null)
{
//Draw a bitmap in memory that we can render from
m_Image = new Bitmap(iWidth, iHeight);
Graphics G = Graphics.FromImage(m_Image);
SolidBrush B = new SolidBrush(BackColor);
G.FillRectangle(B, 0, 0, iWidth, iHeight);
const float c_fGutter = 2.0F;
//Make sure each line is at least 1 pixel high
float fLineHeight = (float)Math.Max(1.0, GetPixelLineHeightF(1));
DiffViewLines Lines = m_View.Lines;
int iNumLines = Lines.Count;
for (int i = 0; i < iNumLines; i++)
{
DiffViewLine L = Lines[i];
if (L.Edited)
{
B.Color = DiffOptions.GetColorForEditType(L.EditType);
float fY = GetPixelLineHeightF(i);
G.FillRectangle(B, c_fGutter, fY, iWidth - 2 * c_fGutter, fLineHeight);
}
}
B.Dispose();
G.Dispose();
}
}