void NetListView::FrameResized(float width, float height)
{
BListView::FrameResized(width, height);
//Ensure the bevel on the right is drawn properly
if(width < oldWidth)
oldWidth = width;
PushState();
BRect invalRect(oldWidth, 0, oldWidth, height);
ConvertFromParent(&invalRect);
BRegion lineRegion(invalRect);
ConstrainClippingRegion(&lineRegion);
Draw(invalRect);
oldWidth = width;
PopState();
//Do word wrapping
BFont curFont;
GetFont(&curFont);
float itemWidth = Bounds().Width();
float wrapWidth = (itemWidth - 6)/curFont.Size();
for(int itemNum = 0; itemNum < CountItems(); itemNum++)
{
NetListItem* item = (NetListItem*)(Items()[itemNum]);
item->SetWidth(itemWidth);
item->CalcWordWrap(wrapWidth);
}
//DoForEach(UpdateItem, (void*)this);
Invalidate();
BListView::FrameResized(width, height);
}
void RasterShapeIntervals::getIncludedIntervals(int y1, int y2, SegmentList& result) const
{
ASSERT(y2 >= y1);
IntRect lineRect(bounds().x(), y1, bounds().width(), y2 - y1);
Region lineRegion(lineRect);
lineRegion.intersect(m_region);
if (lineRegion.isEmpty())
return;
const Vector<IntRect>& lineRects = lineRegion.rects();
ASSERT(lineRects.size() > 0);
Region segmentsRegion(lineRect);
Region intervalsRegion;
// The loop below uses Regions to compute the intersection of the horizontal
// shape intervals that fall within the line's box.
int currentLineY = lineRects[0].y();
int currentLineMaxY = lineRects[0].maxY();
for (unsigned i = 0; i < lineRects.size(); ++i) {
int lineY = lineRects[i].y();
ASSERT(lineY >= currentLineY);
if (lineY > currentLineMaxY) {
// We've encountered a vertical gap in lineRects, there are no included intervals.
return;
}
if (lineY > currentLineY) {
currentLineY = lineY;
currentLineMaxY = lineRects[i].maxY();
segmentsRegion.intersect(intervalsRegion);
intervalsRegion = Region();
} else
currentLineMaxY = std::max<int>(currentLineMaxY, lineRects[i].maxY());
intervalsRegion.unite(Region(alignedRect(lineRects[i], y1, y2)));
}
if (!intervalsRegion.isEmpty())
segmentsRegion.intersect(intervalsRegion);
const Vector<IntRect>& segmentRects = segmentsRegion.rects();
for (unsigned i = 0; i < segmentRects.size(); ++i)
result.append(LineSegment(segmentRects[i].x(), segmentRects[i].maxX()));
}
bool RasterShapeIntervals::firstIncludedIntervalY(int minY, const IntSize& minSize, LayoutUnit& result) const
{
for (int y = minY; y <= bounds().maxY() - minSize.height(); y++) {
Region lineRegion(IntRect(bounds().x(), y, bounds().width(), minSize.height()));
lineRegion.intersect(m_region);
if (lineRegion.isEmpty())
continue;
const Vector<IntRect>& lineRects = lineRegion.rects();
ASSERT(lineRects.size() > 0);
for (unsigned i = 0; i < lineRects.size(); i++) {
IntRect rect = lineRects[i];
if (rect.width() >= minSize.width() && lineRegion.contains(Region(IntRect(IntPoint(rect.x(), y), minSize)))) {
result = y;
return true;
}
}
}
return false;
}
void RasterShapeIntervals::getExcludedIntervals(int y1, int y2, SegmentList& result) const
{
ASSERT(y2 >= y1);
IntRect lineRect(bounds().x(), y1, bounds().width(), y2 - y1);
Region lineRegion(lineRect);
lineRegion.intersect(m_region);
if (lineRegion.isEmpty())
return;
const Vector<IntRect>& lineRects = lineRegion.rects();
ASSERT(lineRects.size() > 0);
Region segmentsRegion;
for (unsigned i = 0; i < lineRects.size(); i++)
segmentsRegion.unite(Region(alignedRect(lineRects[i], y1, y2)));
const Vector<IntRect>& segmentRects = segmentsRegion.rects();
for (unsigned i = 0; i < segmentRects.size(); i++)
result.append(LineSegment(segmentRects[i].x(), segmentRects[i].maxX() + 1));
}
