void CCurve::Draw(HDC hDC, BOOL bShowSelection, BOOL bWantHandles)
{
// A hack to compute the pen width based on the curve window width
#define WIDTH 254
if ( bShowSelection && Selected() )
Pen.SetWidth(((2/*pixels*/ * nSCALE) + WIDTH/2) / WIDTH);
else
Pen.SetWidth(0);
HPEN oldPen = Pen.SetInto(hDC);
SplineLine(hDC);
DrawHandles(hDC, bWantHandles);
SelectObject(hDC, oldPen);
}
void CTrack::Draw(bool bOn, HDC hDC)
{
if (!m_pAGDC)
return;
m_bIsDrawn = bOn;
if (!hDC)
hDC = m_pAGDC->GetHDC();
CPoint pt[4];
pt[0] = m_Distort.p[0];
pt[1] = m_Distort.p[1];
pt[2] = m_Distort.p[2];
pt[3] = m_Distort.p[3];
CAGMatrix Matrix = m_Matrix * m_ViewToDeviceMatrix;
// A trick to draw the selection rectangle outside of a transformed object
if (!(m_iWhatCanDo & TR_DRAWASLINE))
{
CRect Offset(-1, -1, 0, 0);
Matrix.Inverse().Transform((CPoint*)&Offset, 2, false);
pt[0].x += Offset.left;
pt[0].y += Offset.top;
pt[1].x += Offset.right;
pt[1].y += Offset.top;
pt[2].x += Offset.right;
pt[2].y += Offset.bottom;
pt[3].x += Offset.left;
pt[3].y += Offset.bottom;
}
Matrix.Transform(pt[0]);
Matrix.Transform(pt[1]);
Matrix.Transform(pt[2]);
Matrix.Transform(pt[3]);
// Before drawing the transform border, open up the clipping to include a border pixel
HRGN hClipRegion = m_pAGDC->SaveClipRegion();
CRect rClipRect = m_PageRect;
rClipRect.InflateRect(1, 1); // Add a border pixel
rClipRect.InflateRect(H_SIZE, H_SIZE); // Add the tracking handle size
m_pAGDC->SetClipRect(rClipRect);
if (m_iWhatCanDo & TR_DRAWASLINE)
{
DrawLine(hDC, pt[0].x, pt[0].y, pt[2].x, pt[2].y, bOn);
}
else
{
Hline(hDC, pt[0].x, pt[0].y, pt[1].x, pt[1].y, bOn);
Hline(hDC, pt[1].x, pt[1].y, pt[2].x, pt[2].y, bOn);
Hline(hDC, pt[2].x, pt[2].y, pt[3].x, pt[3].y, bOn);
Hline(hDC, pt[3].x, pt[3].y, pt[0].x, pt[0].y, bOn);
}
DrawHandles(hDC, bOn, pt);
m_pAGDC->RestoreClipRegion(hClipRegion);
}
void CSelection::InvertSelection(HWND hWnd, HDC hDC, RECT* pRect, int fFlags)
{
short OldROP;
bool fNeedDC;
RECT SelectRect;
static RECT LastSelectRect;
static int LastFlags;
bool fDoc = false;
int type;
if (pRect->right - pRect->left > 50)
int i = 0;
if (fFlags && pRect)
{ // Saved for the display hook
LastSelectRect = *pRect;
LastFlags = fFlags;
}
else
{ // Called from the display hook
fFlags = LastFlags;
}
type = fFlags & SL_TYPE;
SelectRect = LastSelectRect;
if (fDoc)
{
//j if (type == SL_LINE)
//j {
//j File2DisplayEx(hWnd, (LPINT)&SelectRect.left, (LPINT)&SelectRect.top, true);
//j File2DisplayEx(hWnd, (LPINT)&SelectRect.right, (LPINT)&SelectRect.bottom, true);
//j }
//j else
//j {
//j OrderRect(&SelectRect, &SelectRect);
//j File2DispRectExact(hWnd, &SelectRect, &SelectRect);
//j }
}
if (fNeedDC = (!hDC))
hDC = GetDC(hWnd);
switch (type)
{
case SL_BOX:
{
OldROP = SetROP2(hDC, R2_NOT);
MoveToEx(hDC, SelectRect.left, SelectRect.top, NULL);
LineTo(hDC, SelectRect.right, SelectRect.top);
LineTo(hDC, SelectRect.right, SelectRect.bottom);
LineTo(hDC, SelectRect.left, SelectRect.bottom);
LineTo(hDC, SelectRect.left, SelectRect.top);
SetROP2(hDC, OldROP);
break;
}
case SL_BOXHANDLES:
{
OldROP = SetROP2(hDC, R2_NOT);
MoveToEx(hDC, SelectRect.left, SelectRect.top, NULL);
LineTo(hDC, SelectRect.right, SelectRect.top);
LineTo(hDC, SelectRect.right, SelectRect.bottom);
LineTo(hDC, SelectRect.left, SelectRect.bottom);
LineTo(hDC, SelectRect.left, SelectRect.top);
SetROP2(hDC, OldROP);
DrawHandles(hDC, &SelectRect);
break;
}
#ifdef NOTUSED //j
case SL_GRID:
{
RECT ClientRect;
int x, y, dx, dy, cx, cy;
OldROP = SetROP2(hDC, R2_NOT);
GetClientRect(hWnd, &ClientRect);
dx = abs(RectWidth(&SelectRect));
dy = abs(RectHeight(&SelectRect));
if (dx > CLOSENESS && dy > CLOSENESS)
{
x = min(SelectRect.left, SelectRect.right);
cx = x;
Image2Control(&cx, &cy);
while (cx >= ClientRect.left)
{
MoveToEx(hDC, cx, ClientRect.top, NULL);
LineTo(hDC, cx, ClientRect.bottom);
x -= dx;
cx = x;
Image2Control(&cx, &cy);
}
x = max(SelectRect.left, SelectRect.right);
cx = x;
Image2Control(&cx, &cy);
while (cx <= ClientRect.right)
{
MoveToEx(hDC, cx, ClientRect.top, NULL);
LineTo(hDC, cx, ClientRect.bottom);
x += dx;
cx = x;
Image2Control(&cx, &cy);
}
y = min(SelectRect.top, SelectRect.bottom);
cy = y;
Image2Control(&cx, &cy);
while (cy >= ClientRect.top)
{
MoveToEx(hDC, ClientRect.left, cy, NULL);
LineTo(hDC, ClientRect.right, cy);
y -= dy;
cy = y;
Image2Control(&cx, &cy);
}
y = max(SelectRect.top, SelectRect.bottom);
cy = y;
Image2Control(&cx, &cy);
while (cy <= ClientRect.bottom)
{
MoveToEx(hDC, ClientRect.left, cy, NULL);
LineTo(hDC, ClientRect.right, cy);
y += dy;
cy = y;
Image2Control(&cx, &cy);
}
}
else
{
Image2Control((LPINT)&SelectRect.left, (LPINT)&SelectRect.top);
Image2Control((LPINT)&SelectRect.right, (LPINT)&SelectRect.bottom);
MoveToEx(hDC, SelectRect.left, SelectRect.top, NULL);
LineTo(hDC, SelectRect.right, SelectRect.top);
LineTo(hDC, SelectRect.right, SelectRect.bottom);
LineTo(hDC, SelectRect.left, SelectRect.bottom);
LineTo(hDC, SelectRect.left, SelectRect.top);
}
SetROP2(hDC, OldROP);
break;
}
#endif NOTUSED //j
case SL_LINE:
{
OldROP = SetROP2(hDC, R2_NOT);
MoveToEx(hDC, SelectRect.left, SelectRect.top, NULL);
LineTo(hDC, SelectRect.right, SelectRect.bottom);
SetROP2(hDC, OldROP);
break;
}
case SL_ELLIPSE:
{
OldROP = SetROP2(hDC, R2_NOT);
HBRUSH hOldBrush = (HBRUSH)SelectObject(hDC, GetStockObject(NULL_BRUSH));
Ellipse(hDC, SelectRect.left, SelectRect.top,
SelectRect.right, SelectRect.bottom);
SetROP2(hDC, OldROP);
SelectObject(hDC, hOldBrush);
break;
}
case SL_BLOCK:
{
PatBlt(hDC, SelectRect.left, SelectRect.top,
SelectRect.right - SelectRect.left,
SelectRect.bottom - SelectRect.top, DSTINVERT);
break;
}
}
if (fNeedDC)
ReleaseDC(hWnd, hDC);
}
