ddc38c3998
Here are some small changes from CPPCheck and also in some places I seen that some parameters could be declared const as they are not being changed.
479 lines
13 KiB
C++
479 lines
13 KiB
C++
/*
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* A Drawer Implementation
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* Nana C++ Library(http://www.nanapro.org)
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* Copyright(C) 2003-2017 Jinhao(cnjinhao@hotmail.com)
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*
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* Distributed under the Boost Software License, Version 1.0.
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* (See accompanying file LICENSE_1_0.txt or copy at
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* http://www.boost.org/LICENSE_1_0.txt)
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*
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* @file: nana/gui/detail/drawer.cpp
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*/
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#include <nana/config.hpp>
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#include <nana/gui/detail/bedrock.hpp>
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#include <nana/gui/detail/drawer.hpp>
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#include <nana/gui/detail/effects_renderer.hpp>
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#include <nana/gui/detail/basic_window.hpp>
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#include "dynamic_drawing_object.hpp"
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#if defined(NANA_X11)
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#include "../../detail/posix/platform_spec.hpp"
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#endif
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namespace nana
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{
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typedef detail::edge_nimbus_renderer<detail::bedrock::core_window_t> edge_nimbus_renderer_t;
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//class drawer_trigger
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void drawer_trigger::attached(widget_reference, graph_reference){}
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void drawer_trigger::detached(){} //none-const
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void drawer_trigger::typeface_changed(graph_reference){}
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void drawer_trigger::refresh(graph_reference){}
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void drawer_trigger::resizing(graph_reference, const arg_resizing&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::resizing));
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}
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void drawer_trigger::resized(graph_reference graph, const arg_resized&)
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{
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overrided_ |= (1 << static_cast<int>(event_code::resized));
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this->refresh(graph);
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detail::bedrock::instance().thread_context_lazy_refresh();
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}
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void drawer_trigger::move(graph_reference, const arg_move&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::move));
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}
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void drawer_trigger::click(graph_reference, const arg_click&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::click));
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}
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void drawer_trigger::dbl_click(graph_reference, const arg_mouse&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::dbl_click));
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}
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void drawer_trigger::mouse_enter(graph_reference, const arg_mouse&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::mouse_enter));
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}
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void drawer_trigger::mouse_move(graph_reference, const arg_mouse&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::mouse_move));
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}
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void drawer_trigger::mouse_leave(graph_reference, const arg_mouse&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::mouse_leave));
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}
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void drawer_trigger::mouse_down(graph_reference, const arg_mouse&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::mouse_down));
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}
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void drawer_trigger::mouse_up(graph_reference, const arg_mouse&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::mouse_up));
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}
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void drawer_trigger::mouse_wheel(graph_reference, const arg_wheel&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::mouse_wheel));
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}
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void drawer_trigger::mouse_dropfiles(graph_reference, const arg_dropfiles&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::mouse_drop));
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}
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void drawer_trigger::focus(graph_reference, const arg_focus&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::focus));
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}
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void drawer_trigger::key_press(graph_reference, const arg_keyboard&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::key_press));
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}
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void drawer_trigger::key_char(graph_reference, const arg_keyboard&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::key_char));
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}
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void drawer_trigger::key_release(graph_reference, const arg_keyboard&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::key_release));
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}
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void drawer_trigger::shortkey(graph_reference, const arg_keyboard&)
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{
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overrided_ &= ~(1 << static_cast<int>(event_code::shortkey));
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}
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void drawer_trigger::_m_reset_overrided()
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{
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overrided_ = 0xFFFFFFFF;
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}
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bool drawer_trigger::_m_overrided(event_code evt_code) const
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{
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return 0 != (overrided_ & (1 << static_cast<int>(evt_code)));
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}
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void drawer_trigger::filter_event(const event_code evt_code, const bool bDisabled)
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{
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if (bDisabled)
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evt_disabled_ |= 1 << static_cast<int>(evt_code); // set
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else
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evt_disabled_ &= ~(1 << static_cast<int>(evt_code)); // clear
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}
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void drawer_trigger::filter_event(const std::vector<event_code>& evt_codes, const bool bDisabled)
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{
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for (const auto& evt_code : evt_codes)
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{
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filter_event(evt_code, bDisabled);
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}
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}
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void drawer_trigger::filter_event(const event_filter_status& evt_all_states)
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{
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evt_disabled_ = evt_all_states.evt_disabled_;
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}
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bool drawer_trigger::filter_event(const event_code evt_code)
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{
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return static_cast<bool>((evt_disabled_ >> static_cast<int>(evt_code)) & 1);
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}
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event_filter_status drawer_trigger::filter_event()
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{
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return event_filter_status(evt_disabled_);
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}
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void drawer_trigger::clear_filter()
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{
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for (int i = 0; i < static_cast<int>(nana::event_code::end); i++)
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filter_event(static_cast<nana::event_code>(i), false);
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}
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//end class drawer_trigger
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//class event_filter_status
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event_filter_status::event_filter_status()
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{
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evt_disabled_ = 0;
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}
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event_filter_status::event_filter_status(const event_filter_status& rOther)
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{
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this->evt_disabled_ = rOther.evt_disabled_;
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}
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event_filter_status::event_filter_status(const unsigned evt_disabled_)
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{
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this->evt_disabled_ = evt_disabled_;
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}
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bool event_filter_status::operator[](const nana::event_code evt_code) const
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{
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return static_cast<bool>((evt_disabled_ >> static_cast<int>(evt_code)) & 1);
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}
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bool event_filter_status::operator==(const event_filter_status& rOther) const
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{
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return evt_disabled_ == rOther.evt_disabled_;
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}
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bool event_filter_status::operator!=(const event_filter_status& rOther) const
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{
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return evt_disabled_ != rOther.evt_disabled_;
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}
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const event_filter_status& event_filter_status::operator=(const event_filter_status& rOther)
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{
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evt_disabled_ = rOther.evt_disabled_;
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return *this;
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}
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const event_filter_status& event_filter_status::operator=(const unsigned evt_disabled_)
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{
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this->evt_disabled_ = evt_disabled_;
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return *this;
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}
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//end of class event_filter_status
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namespace detail
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{
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typedef bedrock bedrock_type;
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//class drawer
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enum{
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event_size = static_cast<int>(event_code::end)
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};
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struct drawer::data_implement
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{
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bool refreshing{ false };
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basic_window* window_handle{ nullptr };
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drawer_trigger* realizer{ nullptr };
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method_state mth_state[event_size];
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std::vector<dynamic_drawing::object*> draws;
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};
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drawer::drawer()
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: data_impl_{ new data_implement }
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{}
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drawer::~drawer()
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{
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for(auto p : data_impl_->draws)
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{
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delete p;
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}
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delete data_impl_;
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}
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void drawer::bind(basic_window* cw)
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{
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data_impl_->window_handle = cw;
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}
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void drawer::typeface_changed()
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{
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if(data_impl_->realizer)
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data_impl_->realizer->typeface_changed(graphics);
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}
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void drawer::click(const arg_click& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::click, arg, &drawer_trigger::click, bForce__EmitInternal);
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}
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void drawer::dbl_click(const arg_mouse& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::dbl_click, arg, &drawer_trigger::dbl_click, bForce__EmitInternal);
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}
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void drawer::mouse_enter(const arg_mouse& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::mouse_enter, arg, &drawer_trigger::mouse_enter, bForce__EmitInternal);
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}
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void drawer::mouse_move(const arg_mouse& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::mouse_move, arg, &drawer_trigger::mouse_move, bForce__EmitInternal);
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}
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void drawer::mouse_leave(const arg_mouse& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::mouse_leave, arg, &drawer_trigger::mouse_leave, bForce__EmitInternal);
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}
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void drawer::mouse_down(const arg_mouse& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::mouse_down, arg, &drawer_trigger::mouse_down, bForce__EmitInternal);
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}
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void drawer::mouse_up(const arg_mouse& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::mouse_up, arg, &drawer_trigger::mouse_up, bForce__EmitInternal);
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}
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void drawer::mouse_wheel(const arg_wheel& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::mouse_wheel, arg, &drawer_trigger::mouse_wheel, bForce__EmitInternal);
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}
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void drawer::mouse_dropfiles(const arg_dropfiles& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::mouse_drop, arg, &drawer_trigger::mouse_dropfiles, bForce__EmitInternal);
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}
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void drawer::resizing(const arg_resizing& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::resizing, arg, &drawer_trigger::resizing, bForce__EmitInternal);
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}
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void drawer::resized(const arg_resized& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::resized, arg, &drawer_trigger::resized, bForce__EmitInternal);
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}
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void drawer::move(const arg_move& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::move, arg, &drawer_trigger::move, bForce__EmitInternal);
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}
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void drawer::focus(const arg_focus& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::focus, arg, &drawer_trigger::focus, bForce__EmitInternal);
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}
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void drawer::key_press(const arg_keyboard& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::key_press, arg, &drawer_trigger::key_press, bForce__EmitInternal);
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}
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void drawer::key_char(const arg_keyboard& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::key_char, arg, &drawer_trigger::key_char, bForce__EmitInternal);
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}
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void drawer::key_release(const arg_keyboard& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::key_release, arg, &drawer_trigger::key_release, bForce__EmitInternal);
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}
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void drawer::shortkey(const arg_keyboard& arg, const bool bForce__EmitInternal)
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{
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_m_emit(event_code::shortkey, arg, &drawer_trigger::shortkey, bForce__EmitInternal);
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}
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void drawer::map(window wd, bool forced, const rectangle* update_area) //Copy the root buffer to screen
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{
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if(wd)
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{
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auto iwd = reinterpret_cast<bedrock_type::core_window_t*>(wd);
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bool owns_caret = (iwd->annex.caret_ptr) && (iwd->annex.caret_ptr->visible());
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//The caret in X11 is implemented by Nana, it is different from Windows'
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//the caret in X11 is asynchronous, it is hard to hide and show the caret
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//immediately, and therefore the caret always be flickering when the graphics
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//buffer is mapping to the window.
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if(owns_caret)
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{
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#ifndef NANA_X11
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iwd->annex.caret_ptr->visible(false);
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#else
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owns_caret = nana::detail::platform_spec::instance().caret_update(iwd->root, *iwd->root_graph, false);
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#endif
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}
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edge_nimbus_renderer_t::instance().render(iwd, forced, update_area);
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if(owns_caret)
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{
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#ifndef NANA_X11
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iwd->annex.caret_ptr->visible(true);
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#else
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nana::detail::platform_spec::instance().caret_update(iwd->root, *iwd->root_graph, true);
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#endif
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}
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}
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}
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void drawer::refresh()
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{
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if (data_impl_->realizer && (!(data_impl_->refreshing || graphics.size().empty())))
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{
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data_impl_->refreshing = true;
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data_impl_->realizer->refresh(graphics);
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_m_effect_bground_subsequent();
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graphics.flush();
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data_impl_->refreshing = false;
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}
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}
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drawer_trigger* drawer::realizer() const
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{
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return data_impl_->realizer;
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}
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void drawer::attached(widget& wd, drawer_trigger& realizer)
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{
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for (auto i = std::begin(data_impl_->mth_state), end = std::end(data_impl_->mth_state); i != end; ++i)
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*i = method_state::pending;
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data_impl_->realizer = &realizer;
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realizer._m_reset_overrided();
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realizer.attached(wd, graphics);
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realizer.typeface_changed(graphics);
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}
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drawer_trigger* drawer::detached()
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{
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if (data_impl_->realizer)
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{
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auto rmp = data_impl_->realizer;
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data_impl_->realizer = nullptr;
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rmp->detached();
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return rmp;
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}
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return nullptr;
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}
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void drawer::clear()
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{
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std::vector<dynamic_drawing::object*> then;
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for (auto p : data_impl_->draws)
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{
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if(p->diehard())
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then.emplace_back(p);
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else
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delete p;
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}
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then.swap(data_impl_->draws);
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}
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void* drawer::draw(std::function<void(paint::graphics&)> && f, bool diehard)
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{
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if(f)
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{
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auto p = new dynamic_drawing::user_draw_function(std::move(f), diehard);
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data_impl_->draws.emplace_back(p);
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return (diehard ? p : nullptr);
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}
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return nullptr;
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}
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void drawer::erase(void * p)
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{
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if(p)
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{
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for (auto i = data_impl_->draws.begin(); i != data_impl_->draws.end(); ++i)
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if (*i == p)
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{
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delete (*i);
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data_impl_->draws.erase(i);
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break;
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}
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}
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}
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void drawer::_m_effect_bground_subsequent()
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{
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auto & effect = data_impl_->window_handle->effect;
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for (auto * dw : data_impl_->draws)
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dw->draw(graphics);
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if (effect.bground)
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{
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if (effect.bground_fade_rate >= 0.01)
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{
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graphics.blend(::nana::rectangle{ data_impl_->window_handle->other.glass_buffer.size() }, data_impl_->window_handle->other.glass_buffer, {}, 1 - effect.bground_fade_rate);
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}
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}
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}
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drawer::method_state& drawer::_m_mth_state(int pos)
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{
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return data_impl_->mth_state[pos];
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}
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}//end namespace detail
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}//end namespace nana
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