Exemplo n.º 1
0
Vec<SelectionOnPage> *SelectionOnPage::FromRectangle(DisplayModel *dm, RectI rect)
{
    Vec<SelectionOnPage> *sel = new Vec<SelectionOnPage>();

    for (int pageNo = dm->PageCount(); pageNo >= 1; --pageNo) {
        PageInfo *pageInfo = dm->GetPageInfo(pageNo);
        assert(!pageInfo || 0.0 == pageInfo->visibleRatio || pageInfo->shown);
        if (!pageInfo || !pageInfo->shown)
            continue;

        RectI intersect = rect.Intersect(pageInfo->pageOnScreen);
        if (intersect.IsEmpty())
            continue;

        /* selection intersects with a page <pageNo> on the screen */
        RectD isectD = dm->CvtFromScreen(intersect, pageNo);
        sel->Append(SelectionOnPage(pageNo, &isectD));
    }
    sel->Reverse();

    if (sel->Count() == 0) {
        delete sel;
        return NULL;
    }
    return sel;
}
Exemplo n.º 2
0
Vec<SelectionOnPage>* SelectionOnPage::FromTextSelect(TextSel* textSel) {
    Vec<SelectionOnPage>* sel = new Vec<SelectionOnPage>(textSel->len);

    for (int i = textSel->len - 1; i >= 0; i--) {
        RectD rect = textSel->rects[i].Convert<double>();
        sel->Append(SelectionOnPage(textSel->pages[i], &rect));
    }
    sel->Reverse();

    if (sel->size() == 0) {
        delete sel;
        return nullptr;
    }
    return sel;
}
PageElement *DjVuEngineImpl::GetElementAtPos(int pageNo, PointD pt)
{
    Vec<PageElement *> *els = GetElements(pageNo);
    if (!els)
        return NULL;

    // elements are extracted bottom-to-top but are accessed
    // in top-to-bottom order, so reverse the list first
    els->Reverse();

    PageElement *el = NULL;
    for (size_t i = 0; i < els->Count() && !el; i++)
        if (els->At(i)->GetRect().Contains(pt))
            el = els->At(i);

    if (el)
        els->Remove(el);
    DeleteVecMembers(*els);
    delete els;

    return el;
}
Exemplo n.º 4
0
static void VecTest()
{
    Vec<int> ints;
    assert(ints.Count() == 0);
    ints.Append(1);
    ints.Push(2);
    ints.InsertAt(0, -1);
    assert(ints.Count() == 3);
    assert(ints.At(0) == -1 && ints.At(1) == 1 && ints.At(2) == 2);
    assert(ints.At(0) == -1 && ints.Last() == 2);
    int last = ints.Pop();
    assert(last == 2);
    assert(ints.Count() == 2);
    ints.Push(3);
    ints.RemoveAt(0);
    assert(ints.Count() == 2);
    assert(ints.At(0) == 1 && ints.At(1) == 3);
    ints.Reset();
    assert(ints.Count() == 0);

    for (int i = 0; i < 1000; i++) {
        ints.Push(i);
    }
    assert(ints.Count() == 1000 && ints.At(500) == 500);
    ints.Remove(500);
    assert(ints.Count() == 999 && ints.At(500) == 501);
    last = ints.Pop();
    assert(last == 999);
    ints.Append(last);
    assert(ints.AtPtr(501) == &ints.At(501));

    {
        Vec<int> ints2(ints);
        assert(ints2.Count() == 999);
        assert(ints.LendData() != ints2.LendData());
        ints.Remove(600);
        assert(ints.Count() < ints2.Count());
        ints2 = ints;
        assert(ints2.Count() == 998);
    }

    {
        char buf[2] = {'a', '\0'};
        str::Str<char> v(0);
        for (int i = 0; i < 7; i++) {
            v.Append(buf, 1);
            buf[0] = buf[0] + 1;
        }
        char *s = v.LendData();
        assert(str::Eq("abcdefg", s));
        assert(7 == v.Count());
        v.Set("helo");
        assert(4 == v.Count());
        assert(str::Eq("helo", v.LendData()));
    }

    {
        str::Str<char> v(128);
        v.Append("boo", 3);
        assert(str::Eq("boo", v.LendData()));
        assert(v.Count() == 3);
        v.Append("fop");
        assert(str::Eq("boofop", v.LendData()));
        assert(v.Count() == 6);
        v.RemoveAt(2, 3);
        assert(v.Count() == 3);
        assert(str::Eq("bop", v.LendData()));
        v.Append('a');
        assert(v.Count() == 4);
        assert(str::Eq("bopa", v.LendData()));
        char *s = v.StealData();
        assert(str::Eq("bopa", s));
        free(s);
        assert(v.Count() == 0);
    }

    {
        str::Str<char> v(0);
        for (int i = 0; i < 32; i++) {
            assert(v.Count() == i * 6);
            v.Append("lambd", 5);
            if (i % 2 == 0)
                v.Append('a');
            else
                v.Push('a');
        }

        for (int i=1; i<=16; i++) {
            v.RemoveAt((16 - i) * 6, 6);
            assert(v.Count() == (32 - i) * 6);
        }

        v.RemoveAt(0, 6 * 15);
        assert(v.Count() == 6);
        char *s = v.LendData();
        assert(str::Eq(s, "lambda"));
        s = v.StealData();
        assert(str::Eq(s, "lambda"));
        free(s);
        assert(v.Count() == 0);

        v.Append("lambda");
        assert(str::Eq(v.LendData(), "lambda"));
        char c = v.Pop();
        assert(c == 'a');
        assert(str::Eq(v.LendData(), "lambd"));
    }

    VecTestAppendFmt();

    {
        Vec<PointI *> v;
        srand((unsigned int)time(NULL));
        for (int i = 0; i < 128; i++) {
            v.Append(new PointI(i, i));
            size_t pos = rand() % v.Count();
            v.InsertAt(pos, new PointI(i, i));
        }
        assert(v.Count() == 128 * 2);
        size_t idx = 0;
        for (PointI **p = v.IterStart(); p; p = v.IterNext()) {
            assert(idx == v.IterIdx());
            ++idx;
        }

        while (v.Count() > 64) {
            size_t pos = rand() % v.Count();
            PointI *f = v.At(pos);
            v.Remove(f);
            delete f;
        }
        DeleteVecMembers(v);
    }

    {
        Vec<int> v;
        v.Append(2);
        for (int i = 0; i < 500; i++)
            v.Append(4);
        v.At(250) = 5;
        v.Reverse();
        assert(v.Count() == 501 && v.At(0) == 4 && v.At(249) == v.At(251) && v.At(250) == 5 && v.At(500) == 2);
        v.Remove(4);
        v.Reverse();
        assert(v.Count() == 500 && v.At(0) == 2 && v.At(249) == v.At(251) && v.At(250) == 5 && v.At(499) == 4);
    }
}