void
PolyBezierSegment::Append (moon_path *path)
{
PointCollection *col;
GPtrArray *points;
col = GetPoints ();
int points_count = col->GetCount ();
// we need at least 3 points
if (!col || (points_count % 3) != 0)
return;
points = col->Array();
for (int i = 0; i < points_count - 2; i += 3) {
moon_curve_to (path,
((Value*)g_ptr_array_index(points, i))->AsPoint()->x,
((Value*)g_ptr_array_index(points, i))->AsPoint()->y,
((Value*)g_ptr_array_index(points, i+1))->AsPoint()->x,
((Value*)g_ptr_array_index(points, i+1))->AsPoint()->y,
((Value*)g_ptr_array_index(points, i+2))->AsPoint()->x,
((Value*)g_ptr_array_index(points, i+2))->AsPoint()->y);
}
}
int
PolyLineSegment::GetPathSize ()
{
PointCollection *points = GetPoints ();
int n = points ? points->GetCount() : 0;
return n * MOON_PATH_LINE_TO_LENGTH;
}
int
PolyBezierSegment::GetPathSize ()
{
PointCollection *points = GetPoints ();
int n = points ? points->GetCount() : 0;
return (n / 3) * MOON_PATH_CURVE_TO_LENGTH;
}
// virtual
void Polyline::OnRender(Graphics* pGraphics)
{
PointCollection* points = get_Points();
if (points)
{
unsigned int count = points->GetCount();
if (count > 0)
{
__release<LDraw::GraphicsPathF> path = new LDraw::GraphicsPathF;
Point point = points->get_Item(0);
path->AddMove(point.X, point.Y);
for (unsigned int i = 1; i < count; i++)
{
point = points->get_Item(i);
path->AddLine(point.X, point.Y);
}
Brush* Fill = get_Fill();
if (Fill)
{
__release<LDraw::Brush> brush = Fill->CreateBrush(this, 1, 1);
if (brush != NULL)
{
pGraphics->FillPath(brush, path);
}
}
#if 0
double StrokeThickness;
if (m_StrokeThickness)
m_StrokeThickness->get_Value(&StrokeThickness);
else
StrokeThickness = 1;
if (StrokeThickness > 0)
{
CComQIPtr<CLXUIElementImplImpl> Stroke(m_Stroke);
if (Stroke)
{
Gdiplus::Brush* pBrush = Stroke->CreateBrush(this, 1, 1);
if (pBrush)
{
Gdiplus::Pen pen(pBrush, StrokeThickness);
pGraphics->DrawPath(pen, &path);
delete pBrush;
}
}
}
#endif
}
}
}
void
PolyQuadraticBezierSegment::Append (moon_path *path)
{
PointCollection *col;
GPtrArray *points;
int count;
col = GetPoints ();
if (!col)
return;
count = col->GetCount ();
if ((count % 2) != 0)
return;
// origin
double x0 = 0.0;
double y0 = 0.0;
moon_get_current_point (path, &x0, &y0);
points = col->Array();
// we need at least 2 points
for (int i = 0; i < count - 1; i+=2) {
double x1 = ((Value*)g_ptr_array_index(points, i))->AsPoint()->x;
double y1 = ((Value*)g_ptr_array_index(points, i))->AsPoint()->y;
double x2 = ((Value*)g_ptr_array_index(points, i+1))->AsPoint()->x;
double y2 = ((Value*)g_ptr_array_index(points, i+1))->AsPoint()->y;
double x3 = x2;
double y3 = y2;
x2 = x1 + (x2 - x1) / 3;
y2 = y1 + (y2 - y1) / 3;
x1 = x0 + 2 * (x1 - x0) / 3;
y1 = y0 + 2 * (y1 - y0) / 3;
moon_curve_to (path, x1, y1, x2, y2, x3, y3);
// set new origin
x0 = x3;
y0 = y3;
}
}
void
PolyLineSegment::Append (moon_path *path)
{
PointCollection *col;
GPtrArray *points;
int count;
col = GetPoints ();
if (!col)
return;
points = col->Array();
count = col->GetCount ();
for (int i = 0; i < count; i++)
moon_line_to (path,
((Value*)g_ptr_array_index(points, i))->AsPoint()->x,
((Value*)g_ptr_array_index(points, i))->AsPoint()->y);
}
LDraw::SizeD Polyline::MeasureOverride(LDraw::SizeD availSize)
{
PointCollection* points = get_Points();
if (points)
{
int count = points->GetCount();
if (count > 0)
{
__release<LDraw::GraphicsPathF> path = new LDraw::GraphicsPathF;
//CLXUIPoint* pOldPoint = static_cast<CLXUIPoint*>(points->m_items[0]);
Point point = points->get_Item(0);
path->AddMove(point.X, point.Y);
for (int i = 1; i < count; i++)
{
point = points->get_Item(i);
path->AddLine(point.X, point.Y);
// CLXUIPoint* pPoint = static_cast<CLXUIPoint*>(points->m_items[i]);
// path.AddLine(float(pOldPoint->m_X), float(pOldPoint->m_Y), float(pPoint->m_X), float(pPoint->m_Y));
// pOldPoint = pPoint;
}
LDraw::RectF rect;
path->GetBounds(&rect, NULL, NULL);
return LDraw::SizeD(rect.Width, rect.Height);
}
}
return LDraw::SizeD(0, 0);
}
