// Copyright (c) 2011-2016 Ryan Prichard // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to // deal in the Software without restriction, including without limitation the // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or // sell copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS // IN THE SOFTWARE. #ifndef AGENT_WIN32_CONSOLE_BUFFER_H #define AGENT_WIN32_CONSOLE_BUFFER_H #include #include #include #include "Coord.h" #include "SmallRect.h" class ConsoleScreenBufferInfo : public CONSOLE_SCREEN_BUFFER_INFO { public: ConsoleScreenBufferInfo() { memset(this, 0, sizeof(*this)); } Coord bufferSize() const { return dwSize; } SmallRect windowRect() const { return srWindow; } Coord cursorPosition() const { return dwCursorPosition; } }; class Win32ConsoleBuffer { private: Win32ConsoleBuffer(HANDLE conout, bool owned) : m_conout(conout), m_owned(owned) { } public: static const int kDefaultAttributes = 7; ~Win32ConsoleBuffer() { if (m_owned) { CloseHandle(m_conout); } } static std::unique_ptr openStdout(); static std::unique_ptr openConout(); static std::unique_ptr createErrorBuffer(); Win32ConsoleBuffer(const Win32ConsoleBuffer &other) = delete; Win32ConsoleBuffer &operator=(const Win32ConsoleBuffer &other) = delete; HANDLE conout(); void clearLines(int row, int count, const ConsoleScreenBufferInfo &info); void clearAllLines(const ConsoleScreenBufferInfo &info); // Buffer and window sizes. ConsoleScreenBufferInfo bufferInfo(); Coord bufferSize(); SmallRect windowRect(); void resizeBuffer(const Coord &size); bool resizeBufferRange(const Coord &initialSize, Coord &finalSize); bool resizeBufferRange(const Coord &initialSize) { Coord dummy; return resizeBufferRange(initialSize, dummy); } void moveWindow(const SmallRect &rect); // Cursor. Coord cursorPosition(); void setCursorPosition(const Coord &point); // Screen content. void read(const SmallRect &rect, CHAR_INFO *data); void write(const SmallRect &rect, const CHAR_INFO *data); void setTextAttribute(WORD attributes); private: HANDLE m_conout = nullptr; bool m_owned = false; }; #endif // AGENT_WIN32_CONSOLE_BUFFER_H