C++ (Cpp) IntShapeIntervals::swap示例

示例#1

文件： RasterShape.cpp 项目： glenkim-dev/blink-crosswalk

void RasterShapeIntervals::getExcludedIntervals(int y1, int y2, IntShapeIntervals& result) const
{
    ASSERT(y2 >= y1);

    if (y2 < bounds().y() || y1 >= bounds().maxY())
        return;

    y1 = std::max(y1, bounds().y());
    y2 = std::min(y2, bounds().maxY());

    result = intervalsAt(y1);
    for (int y = y1 + 1; y < y2;  y++) {
        IntShapeIntervals intervals;
        IntShapeInterval::uniteShapeIntervals(result, intervalsAt(y), intervals);
        result.swap(intervals);
    }
}

示例#2

文件： RasterShape.cpp 项目： kodybrown/webkit

void RasterShapeIntervals::getIncludedIntervals(int y1, int y2, IntShapeIntervals& result) const
{
    ASSERT(y2 >= y1);

    if (y1 < bounds().y() || y2 > bounds().maxY())
        return;

    for (int y = y1; y < y2;  y++) {
        if (intervalsAt(y).isEmpty())
            return;
    }

    result = intervalsAt(y1);
    for (int y = y1 + 1; y < y2 && !result.isEmpty();  y++) {
        IntShapeIntervals intervals;
        IntShapeInterval::intersectShapeIntervals(result, intervalsAt(y), intervals);
        result.swap(intervals);
    }
}