组形状

使用 Aspose.Slides for C++ 创建形状组、访问、取消分组和删除的示例。

添加组形状

创建一个包含两个基本形状的组。

static void AddGroupShape()
{
    auto presentation = MakeObject<Presentation>();
    auto slide = presentation->get_Slide(0);

    auto group = slide->get_Shapes()->AddGroupShape();
    group->get_Shapes()->AddAutoShape(ShapeType::Rectangle, 0, 0, 50, 50);
    group->get_Shapes()->AddAutoShape(ShapeType::Ellipse, 60, 0, 50, 50);

    presentation->Dispose();
}

访问组形状

从幻灯片检索第一个组形状。

static void AccessGroupShape()
{
    auto presentation = MakeObject<Presentation>();
    auto slide = presentation->get_Slide(0);

    auto group = slide->get_Shapes()->AddGroupShape();
    group->get_Shapes()->AddAutoShape(ShapeType::Rectangle, 0, 0, 50, 50);

    auto firstGroup = SharedPtr<IGroupShape>();
    for (auto&& shape : slide->get_Shapes())
    {
        if (ObjectExt::Is<IGroupShape>(shape))
        {
            firstGroup = ExplicitCast<IGroupShape>(shape);
            break;
        }
    }

    presentation->Dispose();
}

删除组形状

从幻灯片删除组形状。

static void RemoveGroupShape()
{
    auto presentation = MakeObject<Presentation>();
    auto slide = presentation->get_Slide(0);

    auto group = slide->get_Shapes()->AddGroupShape();

    slide->get_Shapes()->Remove(group);

    presentation->Dispose();
}

取消分组形状

将形状移出组容器。

static void UngroupShapes()
{
    auto presentation = MakeObject<Presentation>();
    auto slide = presentation->get_Slide(0);

    auto group = slide->get_Shapes()->AddGroupShape();
    auto rect = group->get_Shapes()->AddAutoShape(ShapeType::Rectangle, 0, 0, 50, 50);

    // 将形状移出组。
    slide->get_Shapes()->AddClone(rect);
    group->get_Shapes()->Remove(rect);

    presentation->Dispose();
}