/**
* @brief Copy diff from right pane to left pane
*/
void CMergeDiffDetailView::OnR2l()
{
// Check that left side is not readonly
if (IsReadOnly(0))
return;
CMergeDoc *pDoc = GetDocument();
int currentDiff = pDoc->GetCurrentDiff();
if (currentDiff != -1 && pDoc->m_diffList.IsDiffSignificant(currentDiff))
{
WaitStatusCursor waitstatus(IDS_STATUS_COPYR2L);
pDoc->ListCopy(1, 0, currentDiff);
}
}
/**
* @brief Draw maps of files.
*
* Draws maps of differences in files. Difference list is walked and
* every difference is drawn with same colors as in editview.
* @note We MUST use doubles when calculating coords to avoid rounding
* to integers. Rounding causes miscalculation of coords.
* @sa CLocationView::DrawRect()
*/
void CLocationView::OnDraw(CDC* pDC)
{
ASSERT(m_view[MERGE_VIEW_LEFT] != NULL);
ASSERT(m_view[MERGE_VIEW_RIGHT] != NULL);
if (m_view[MERGE_VIEW_LEFT] == NULL || m_view[MERGE_VIEW_RIGHT] == NULL)
return;
if (!m_view[MERGE_VIEW_LEFT]->IsInitialized()) return;
CRect rc;
GetClientRect(&rc);
CMemDC dc(pDC, &rc);
COLORREF cr0 = CLR_NONE; // Left side color
COLORREF cr1 = CLR_NONE; // Right side color
COLORREF crt = CLR_NONE; // Text color
BOOL bwh = FALSE;
m_movedLines.RemoveAll();
CalculateBars();
DrawBackground(&dc);
// Draw bar outlines
CPen* oldObj = (CPen*)dc.SelectStockObject(BLACK_PEN);
CBrush brush(m_view[0]->GetColor(COLORINDEX_WHITESPACE));
CBrush* oldBrush = (CBrush*)dc.SelectObject(&brush);
dc.Rectangle(m_leftBar);
dc.Rectangle(m_rightBar);
dc.SelectObject(oldBrush);
dc.SelectObject(oldObj);
// Iterate the differences list and draw differences as colored blocks.
// Don't recalculate blocks if we earlier determined it is not needed
// This may save lots of processing
if (m_bRecalculateBlocks)
CalculateBlocks();
CMergeDoc *pDoc = GetDocument();
int nPrevEndY = -1;
const int nCurDiff = pDoc->GetCurrentDiff();
vector<DiffBlock>::const_iterator iter = m_diffBlocks.begin();
while (iter != m_diffBlocks.end())
{
CMergeEditView *pView = m_view[MERGE_VIEW_LEFT];
const BOOL bInsideDiff = (nCurDiff == (*iter).diff_index);
if ((nPrevEndY != (*iter).bottom_coord) || bInsideDiff)
{
// Draw left side block
m_view[MERGE_VIEW_LEFT]->GetLineColors2((*iter).top_line, 0, cr0, crt, bwh);
CRect r0(m_leftBar.left, (*iter).top_coord, m_leftBar.right, (*iter).bottom_coord);
DrawRect(&dc, r0, cr0, bInsideDiff);
// Draw right side block
m_view[MERGE_VIEW_RIGHT]->GetLineColors2((*iter).top_line, 0, cr1, crt, bwh);
CRect r1(m_rightBar.left, (*iter).top_coord, m_rightBar.right, (*iter).bottom_coord);
DrawRect(&dc, r1, cr1, bInsideDiff);
}
nPrevEndY = (*iter).bottom_coord;
// Test if we draw a connector
BOOL bDisplayConnectorFromLeft = FALSE;
BOOL bDisplayConnectorFromRight = FALSE;
switch (m_displayMovedBlocks)
{
case DISPLAY_MOVED_FOLLOW_DIFF:
// display moved block only for current diff
if (!bInsideDiff)
break;
// two sides may be linked to a block somewhere else
bDisplayConnectorFromLeft = TRUE;
bDisplayConnectorFromRight = TRUE;
break;
case DISPLAY_MOVED_ALL:
// we display all moved blocks, so once direction is enough
bDisplayConnectorFromLeft = TRUE;
break;
default:
break;
}
if (bDisplayConnectorFromLeft)
{
int apparent0 = (*iter).top_line;
int apparent1 = pDoc->RightLineInMovedBlock(apparent0);
const int nBlockHeight = (*iter).bottom_line - (*iter).top_line;
if (apparent1 != -1)
{
MovedLine line;
CPoint start;
CPoint end;
apparent0 = pView->GetSubLineIndex(apparent0);
apparent1 = pView->GetSubLineIndex(apparent1);
start.x = m_leftBar.right;
int leftUpper = (int) (apparent0 * m_lineInPix + Y_OFFSET);
int leftLower = (int) ((nBlockHeight + apparent0) * m_lineInPix + Y_OFFSET);
start.y = leftUpper + (leftLower - leftUpper) / 2;
end.x = m_rightBar.left;
int rightUpper = (int) (apparent1 * m_lineInPix + Y_OFFSET);
int rightLower = (int) ((nBlockHeight + apparent1) * m_lineInPix + Y_OFFSET);
end.y = rightUpper + (rightLower - rightUpper) / 2;
line.ptLeft = start;
line.ptRight = end;
m_movedLines.AddTail(line);
}
}
if (bDisplayConnectorFromRight)
{
int apparent1 = (*iter).top_line;
int apparent0 = pDoc->LeftLineInMovedBlock(apparent1);
const int nBlockHeight = (*iter).bottom_line - (*iter).top_line;
if (apparent0 != -1)
{
MovedLine line;
CPoint start;
CPoint end;
apparent0 = pView->GetSubLineIndex(apparent0);
apparent1 = pView->GetSubLineIndex(apparent1);
start.x = m_leftBar.right;
int leftUpper = (int) (apparent0 * m_lineInPix + Y_OFFSET);
int leftLower = (int) ((nBlockHeight + apparent0) * m_lineInPix + Y_OFFSET);
start.y = leftUpper + (leftLower - leftUpper) / 2;
end.x = m_rightBar.left;
int rightUpper = (int) (apparent1 * m_lineInPix + Y_OFFSET);
int rightLower = (int) ((nBlockHeight + apparent1) * m_lineInPix + Y_OFFSET);
end.y = rightUpper + (rightLower - rightUpper) / 2;
line.ptLeft = start;
line.ptRight = end;
m_movedLines.AddTail(line);
}
}
++iter;
}
if (m_displayMovedBlocks != DISPLAY_MOVED_NONE)
DrawConnectLines(&dc);
if (m_pSavedBackgroundBitmap)
delete m_pSavedBackgroundBitmap;
m_pSavedBackgroundBitmap = CopyRectToBitmap(&dc, rc);
// Since we have invalidated locationbar there is no previous
// arearect to remove
m_visibleTop = -1;
m_visibleBottom = -1;
DrawVisibleAreaRect(&dc);
m_bDrawn = true;
}
