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◆ main openmsx / src / imgui / ImGuiMessages.hh
4.4 KiB · C++ · last changed chore(): initial commit 1 month ago source blame history raw
e8555c89 Andy McCall 1 
#ifndef IMGUI_MESSAGES_HH
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#define IMGUI_MESSAGES_HH
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#include "ImGuiCpp.hh"
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#include "ImGuiPart.hh"
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#include "CliListener.hh"
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#include "circular_buffer.hh"
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#include "stl.hh"
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#include <array>
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#include <cstdint>
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#include <string>
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namespace openmsx {
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class ImGuiManager;
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class ImGuiMessages final : public ImGuiPart
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{
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public:
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	struct Message {
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		CliComm::LogLevel level;
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		std::string text;
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		uint64_t timestamp; // us
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	};
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public:
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	explicit ImGuiMessages(ImGuiManager& manager_);
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	~ImGuiMessages();
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	[[nodiscard]] zstring_view iniName() const override { return "messages"; }
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	void save(ImGuiTextBuffer& buf) override;
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	void loadLine(std::string_view name, zstring_view value) override;
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	void paint(MSXMotherBoard* motherBoard) override;
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public:
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	im::WindowStatus logWindow;
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	im::WindowStatus configureWindow;
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private:
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	void paintModal();
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	void paintPopup();
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	void paintProgress();
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	void paintOSD();
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	void paintLog();
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	void paintConfigure();
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	[[nodiscard]] bool paintButtons();
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	void log(CliComm::LogLevel level, std::string_view message, float fraction);
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private:
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	enum PopupAction : int { NO_POPUP, POPUP, MODAL_POPUP };
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	enum OpenLogAction : int { NO_OPEN_LOG, OPEN_LOG, OPEN_LOG_FOCUS };
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	enum OsdAction : int { NO_OSD, SHOW_OSD };
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	array_with_enum_index<CliComm::LogLevel, int /*PopupAction*/  > popupAction;
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	array_with_enum_index<CliComm::LogLevel, int /*OpenLogAction*/> openLogAction;
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	array_with_enum_index<CliComm::LogLevel, int /*OsdAction*/    > osdAction;
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	circular_buffer<Message> modalMessages;
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	circular_buffer<Message> popupMessages;
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	circular_buffer<Message> allMessages;
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	std::string filterLog;
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	bool doOpenModal = false;
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	size_t doOpenPopup = 0;
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	std::string progressMessage;
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	float progressFraction = 0.0f;;
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	float progressTime = 0.0f;
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	bool doOpenProgress = false;
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	struct Colors {
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		uint32_t text;
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		uint32_t background;
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	};
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	struct Step {
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		float start;
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		Colors colors;
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	};
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	using ColorSequence = std::array<Step, 4>;
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	array_with_enum_index<CliComm::LogLevel, ColorSequence> colorSequence = {
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		ColorSequence{ // Info                     AA'BB'GG'RR
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			Step{.start = 0.0f, .colors = Colors{.text = 0xff'00'ff'ff, .background = 0x80'ff'ff'ff}}, // start of flash
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			Step{.start = 0.5f, .colors = Colors{.text = 0xff'ff'ff'ff, .background = 0x80'80'80'80}}, // start of stable colors
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			Step{.start = 5.0f, .colors = Colors{.text = 0xff'ff'ff'ff, .background = 0x80'80'80'80}}, // end of stable colors
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			Step{.start = 1.5f, .colors = Colors{.text = 0x00'ff'ff'ff, .background = 0x00'80'80'80}}, // end of fade-out
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		},
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		ColorSequence{ // warning
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			Step{.start = 0.0f, .colors = Colors{.text = 0xff'00'ff'ff, .background = 0x80'ff'ff'ff}}, // start of flash
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			Step{.start = 0.5f, .colors = Colors{.text = 0xff'ff'ff'ff, .background = 0x80'00'60'A0}}, // start of stable colors
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			Step{.start = 5.0f, .colors = Colors{.text = 0xff'ff'ff'ff, .background = 0x80'00'60'A0}}, // end of stable colors
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			Step{.start = 1.5f, .colors = Colors{.text = 0x00'ff'ff'ff, .background = 0x00'00'60'A0}}, // end of fade-out
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		},
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		ColorSequence{ // error
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			Step{.start = 0.0f, .colors = Colors{.text = 0xff'00'ff'ff, .background = 0x80'ff'ff'ff}}, // start of flash
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			Step{.start = 0.5f, .colors = Colors{.text = 0xff'ff'ff'ff, .background = 0x80'00'00'C0}}, // start of stable colors
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			Step{.start = 5.0f, .colors = Colors{.text = 0xff'ff'ff'ff, .background = 0x80'00'00'C0}}, // end of stable colors
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			Step{.start = 1.5f, .colors = Colors{.text = 0x00'ff'ff'ff, .background = 0x00'00'00'C0}}, // end of fade-out
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		},
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		ColorSequence{ /*dummy*/ } // progress
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	};
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	struct OsdMessage {
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		std::string text;
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		float time;
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		CliComm::LogLevel level;
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	};
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	std::vector<OsdMessage> osdMessages;
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	struct Listener : CliListener {
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		ImGuiMessages& messages;
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		explicit Listener(ImGuiMessages& m) : messages(m) {}
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		void log(CliComm::LogLevel level, std::string_view message, float fraction) noexcept override {
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			messages.log(level, message, fraction);
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		}
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		void update(CliComm::UpdateType /*type*/, std::string_view /*machine*/,
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		            std::string_view /*name*/, std::string_view /*value*/) noexcept override {
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			// nothing
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		}
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	};
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	CliListener* listenerHandle;
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	static constexpr auto persistentElements = std::tuple{
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		PersistentElement{"showLog",       &ImGuiMessages::logWindow},
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		PersistentElement{"showConfigure", &ImGuiMessages::configureWindow}
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		// 'popupAction', 'openLogAction', 'osdAction' handled elsewhere
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	};
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};
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} // namespace openmsx
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#endif