From f3a8fd608a9776ef0a5f547da918a32cf6074060 Mon Sep 17 00:00:00 2001 From: crupest Date: Sat, 23 May 2020 23:50:00 +0800 Subject: ... --- include/cru/ui/render/scroll_render_object.hpp | 30 ++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 include/cru/ui/render/scroll_render_object.hpp (limited to 'include/cru/ui/render/scroll_render_object.hpp') diff --git a/include/cru/ui/render/scroll_render_object.hpp b/include/cru/ui/render/scroll_render_object.hpp new file mode 100644 index 00000000..1527db6c --- /dev/null +++ b/include/cru/ui/render/scroll_render_object.hpp @@ -0,0 +1,30 @@ +#pragma once +#include "render_object.hpp" + +#include "cru/platform/graph/util/painter.hpp" + +namespace cru::ui::render { +class ScrollRenderObject : public RenderObject { + public: + ScrollRenderObject() : RenderObject(ChildMode::Single) {} + + CRU_DELETE_COPY(ScrollRenderObject) + CRU_DELETE_MOVE(ScrollRenderObject) + + ~ScrollRenderObject() override = default; + + void Draw(platform::graph::IPainter* painter) override; + + RenderObject* HitTest(const Point& point) override; + + Point GetScrollOffset() { return scroll_offset_; } + void SetScrollOffset(const Point& offset); + + protected: + void OnAddChild(RenderObject* new_child, Index position) override; + void OnRemoveChild(RenderObject* removed_child, Index position) override; + + private: + Point scroll_offset_; +}; +} // namespace cru::ui::render -- cgit v1.2.3