| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| #ifndef CORE_RENDER_PAGE_RENDER_PAGE_H_ |
| #define CORE_RENDER_PAGE_RENDER_PAGE_H_ |
| |
| #include <atomic> |
| #include <cmath> |
| #include <map> |
| #include <string> |
| #include <utility> |
| #include <vector> |
| |
| #include "render_page_base.h" |
| #include "core/css/constants_value.h" |
| |
| namespace WeexCore { |
| |
| class RenderAction; |
| class RenderObject; |
| |
| class RenderPage: public RenderPageBase { |
| private: |
| void TraverseTree(RenderObject *render, long index); |
| |
| void SendCreateBodyAction(RenderObject *render); |
| |
| void SendAddElementAction(RenderObject *child, RenderObject *parent, |
| int index, bool is_recursion, |
| bool will_layout = true); |
| void SendAddChildToRichtextAction(RenderObject *child, RenderObject *parent, RenderObject *richtext); |
| |
| void SendRemoveElementAction(const std::string &ref); |
| |
| void SendRemoveChildFromRichtextAction(const std::string &ref, RenderObject *parent, RenderObject *richtext); |
| |
| void SendMoveElementAction(const std::string &ref, |
| const std::string &parent_ref, int index); |
| |
| void SendLayoutAction(RenderObject *render, int index); |
| |
| void SendUpdateStyleAction( |
| RenderObject *render, |
| std::vector<std::pair<std::string, std::string>> *style, |
| std::vector<std::pair<std::string, std::string>> *margin, |
| std::vector<std::pair<std::string, std::string>> *padding, |
| std::vector<std::pair<std::string, std::string>> *border); |
| |
| void SendUpdateRichtextChildStyleAction(RenderObject *render, std::vector<std::pair<std::string, std::string>> *style, RenderObject *parent, RenderObject *richtext); |
| |
| void SendUpdateAttrAction( |
| RenderObject *render, |
| std::vector<std::pair<std::string, std::string>> *attrs); |
| |
| void SendUpdateRichtextChildAttrAction( |
| RenderObject *render, |
| std::vector<std::pair<std::string, std::string>> *attrs, RenderObject *parent, RenderObject *richtext); |
| void SendAppendTreeCreateFinish(const std::string &ref); |
| |
| void LayoutInner(); |
| |
| public: |
| explicit RenderPage(const std::string& page_id); |
| |
| ~RenderPage(); |
| |
| void CalculateLayout(); |
| |
| bool CreateRootRender(RenderObject *root); |
| |
| bool AddRenderObject(const std::string &parent_ref, int insert_posiotn, |
| RenderObject *child); |
| |
| virtual bool RemoveRenderObject(const std::string &ref) override; |
| |
| virtual bool MoveRenderObject(const std::string &ref, const std::string &parent_ref, int index) override; |
| |
| virtual bool UpdateStyle(const std::string &ref, |
| std::vector<std::pair<std::string, std::string>> *styles) override; |
| |
| virtual bool UpdateAttr(const std::string &ref, |
| std::vector<std::pair<std::string, std::string>> *attrs) override; |
| |
| virtual void SetDefaultHeightAndWidthIntoRootRender( |
| const float default_width, const float default_height, |
| const bool is_width_wrap_content, const bool is_height_wrap_content) override; |
| |
| virtual bool AddEvent(const std::string &ref, const std::string &event) override; |
| |
| virtual bool RemoveEvent(const std::string &ref, const std::string &event) override; |
| |
| virtual bool CreateFinish() override; |
| |
| void Batch(); |
| |
| void LayoutImmediately(); |
| |
| void SendUpdateAttrAction(RenderObject *render, |
| std::map<std::string, std::string> *attrs); |
| |
| virtual RenderObject *GetRenderObject(const std::string &ref) override; |
| |
| void SetRootRenderObject(RenderObject *root); |
| |
| // ****** Render object managing ****** // |
| |
| void PushRenderToRegisterMap(RenderObject *render); |
| |
| void RemoveRenderFromRegisterMap(RenderObject *render); |
| |
| // ****** Life Cycle ****** // |
| |
| void OnRenderPageInit(); |
| |
| void OnRenderProcessStart(); |
| |
| void OnRenderProcessExited(); |
| |
| void OnRenderProcessGone(); |
| |
| virtual void OnRenderPageClose() override; |
| |
| // Re-apply raw css styles to page and trigger layout |
| virtual bool ReapplyStyles() override; |
| |
| public: |
| |
| inline bool is_dirty() { return this->is_dirty_.load(); } |
| |
| void set_is_dirty(bool dirty); |
| |
| inline void set_is_render_container_width_wrap_content(bool wrap) { |
| this->is_render_container_width_wrap_content_.store(wrap); |
| } |
| |
| inline bool is_render_container_width_wrap_content() { |
| return this->is_render_container_width_wrap_content_.load(); |
| } |
| |
| |
| virtual float GetViewportWidth() override { return viewport_width_; } |
| virtual void SetViewportWidth(float value) override { viewport_width_ = value; }; |
| virtual bool GetRoundOffDeviation() override { return round_off_deviation_; } |
| virtual void SetRoundOffDeviation(bool value) override { round_off_deviation_ = value; } |
| virtual float GetDeviceWidth() override { return device_width_; } |
| virtual void SetDeviceWidth(float value) override { device_width_ = value; } |
| |
| inline float viewport_width() const { return this->viewport_width_; } |
| |
| inline void set_viewport_width(float viewport_width) { |
| this->viewport_width_ = viewport_width; |
| } |
| |
| inline float device_width(){ |
| return this->device_width_; |
| } |
| |
| inline void set_device_width(float device_width){ |
| this->device_width_ = device_width; |
| } |
| |
| inline bool round_off_deviation() const { return this->round_off_deviation_; } |
| |
| inline void set_round_off_deviation(bool round_off_deviation) { this->round_off_deviation_ = round_off_deviation; } |
| |
| inline bool reserve_css_styles() const { return reserve_css_styles_; } |
| |
| inline void set_reserve_css_styles(bool value) { reserve_css_styles_ = value; } |
| |
| inline void set_before_layout_needed(bool v) { is_before_layout_needed_.store(v); } |
| |
| inline void set_platform_layout_needed(bool v) { is_platform_layout_needed_.store(v); } |
| |
| inline void set_after_layout_needed(bool v) { is_after_layout_needed_.store(v); } |
| |
| public: |
| static constexpr bool kUseVSync = true; |
| std::atomic_bool need_layout_{false}; |
| std::atomic_bool has_fore_layout_action_{false}; |
| |
| private: |
| RenderObject *render_root_ = nullptr; |
| std::pair<float, float> render_page_size_; |
| std::map<std::string, RenderObject *> render_object_registers_; |
| std::atomic_bool is_dirty_{true}; |
| std::atomic_bool is_render_container_width_wrap_content_{false}; |
| std::atomic_bool is_render_container_height_wrap_content_{false}; |
| std::atomic_bool is_before_layout_needed_{true}; |
| std::atomic_bool is_platform_layout_needed_{false}; |
| std::atomic_bool is_after_layout_needed_{true}; |
| float viewport_width_ = -1; |
| float device_width_ = -1; |
| bool round_off_deviation_ = kDefaultRoundOffDeviation; |
| bool reserve_css_styles_ = false; |
| }; |
| } // namespace WeexCore |
| |
| #endif // CORE_RENDER_PAGE_RENDER_PAGE_H_ |