import kepp, clean up build dependencies

.gitignore

@@ -1,3 +1,4 @@
+.cmake
 .idea
 .trunk
 .vc
@@ -12,6 +13,5 @@ core
 core.*
 cmake-build-*
 
-bufferTest
+ke
-dictionaryTest
+kge
-tlvTest

Buffer.cc

@@ -0,0 +1,78 @@
+///
+/// \file Buffer.cc
+/// \author kyle 
+/// \created 10/10/23
+/// \brief Buffer implementation.
+///
+/// \section COPYRIGHT
+/// Copyright 2023 K. Isom <kyle@imap.cc>
+///
+/// Permission to use, copy, modify, and/or distribute this software for
+/// any purpose with or without fee is hereby granted, provided that the
+/// above copyright notice and this permission notice appear in all copies.
+///
+/// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+/// WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+/// WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR
+/// BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES
+/// OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+/// WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+/// ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+/// SOFTWARE.
+///
+/// @\section DESCRIPTION
+
+
+#include <optional>
+#include <random>
+#include <sstream>
+
+#include "Buffer.h"
+
+
+static std::string
+anonymousName()
+{
+	std::uniform_int_distribution<> dist(1000, 9999);
+	std::random_device randomDevice;
+	std::mt19937 rng(randomDevice());
+	std::stringstream ss;
+
+	ss << "Buffer<" << dist(rng) << ">";
+	return ss.str();
+}
+
+
+Buffer::Buffer()
+    : name(anonymousName()), path(std::nullopt), file(std::nullopt)
+{
+}
+
+
+Buffer::Buffer(std::string fName)
+    : name(std::move(fName)), path(std::nullopt), file(std::nullopt)
+{
+
+}
+
+
+Buffer::Buffer(std::string fName, std::string fPath)
+: name(std::move(fName)), path(std::move(fPath)), file(std::nullopt)
+{
+	if (this->path) {
+		this->file = OptFile(File(this->path.value()));
+	}
+
+}
+
+
+int Buffer::Flush(OptString altPath)
+{
+	return altPath ? 0 : 1;
+}
+
+
+void Buffer::ChangePath(std::string newPath)
+{
+	this->path = OptString(std::move(newPath));
+}

Buffer.h

@@ -0,0 +1,56 @@
+///
+/// \file Buffer.h
+/// \author kyle
+/// \date 2023-10-10
+/// \brief A buffer is the basic document type.
+///
+
+#ifndef KEPP_FRAME_H
+#define KEPP_FRAME_H
+
+
+#include "Defs.h"
+#include "File.h"
+
+
+typedef std::vector<std::vector<uint8_t>>   BufferContents;
+
+
+/// A Buffer is the atom of text editing. It represents a single document,
+/// whether a memory-only buffer or a file-backed buffer.
+///
+/// \details
+///
+/// There are currently two main types of Buffers: file-backed and virtual.
+/// A virtual buffer describes any buffer that isn't backed by a file.
+///
+/// A virtual buffer can be promoted to a file frame, but a file buffer
+/// cannot be demoted to a virtual buffer.
+class Buffer {
+public:
+	/// The constructor with no arguments generates a new anonymous
+	/// buffer.
+	Buffer();
+
+	/// A single constructor generates a virtual buffer.
+	Buffer(std::string fName);
+
+	/// Instantiate a Buffer pointing to fPath.
+	Buffer(std::string fName, std::string fPath);
+
+	std::string Name() const { return this->name; }
+
+	int	Flush(OptString altPath);
+	void	ChangePath(std::string newPath);
+
+
+private:
+	std::string	name;
+	OptString	path;
+	OptFile		file;
+	BufferContents  contents;
+};
+
+
+#endif // KEPP_FRAME_H
+

CMakeLists.txt

@@ -1,34 +1,32 @@
 cmake_minimum_required(VERSION 3.22)
 
-project(kge LANGUAGES CXX VERSION 0.0.1)
+project(kge
+	DESCRIPTION "kyle's editor"
+	LANGUAGES CXX
+	VERSION 0.0.1)
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
 string(TIMESTAMP TODAY "%Y%m%d")
 
-include(FetchContent)
+####################
-FetchContent_Declare(
+### BUILD CONFIG ###
-		klib
+####################
-		GIT_REPOSITORY https://git.wntrmute.dev/kyle/klib
-		GIT_TAG        master
-		FIND_PACKAGE_ARGS NAMES klib
-)
-FetchContent_MakeAvailable(klib)
 
-find_package(SDL2 REQUIRED)
+# in "prod", this will be ON by default; the docstring is written this
-find_package(OpenGL REQUIRED)
+# way as I am likely to forget to change it later.
-find_package(klib REQUIRED)
+set(BUILD_GUI OFF CACHE BOOL "Disable building the graphical version.")
-find_package(Freetype)
-if (DEFINED FREETYPE_INCLUDE_DIRS)
-	add_definitions(-DIMGUI_ENABLE_FREETYPE)
-	set(FREETYPE_SOURCES
-		ext/imgui/misc/freetype/imgui_freetype.cpp
-		ext/imgui/misc/freetype/imgui_freetype.h)
-endif()
 
 if(MSVC)
 	add_compile_options("/W4" "$<$<CONFIG:RELEASE>:/O2>")
 else()
-	add_compile_options("-Wall" "-Wextra" "-Werror" "$<$<CONFIG:RELEASE>:-O3>")
+	add_compile_options(
+			"-Wall"
+			"-Wextra"
+			"-Werror"
+			"-static"
+			"$<$<CONFIG:DEBUG>:-g>"
+			"$<$<CONFIG:RELEASE>:-O2>")
 	if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
 		add_compile_options("-stdlib=libc++")
 	else()
@@ -36,51 +34,62 @@ else()
 	endif()
 endif()
 
-add_library(imgui STATIC
+if(${BUILD_GUI})
-        # Main Imgui files
+include(imgui.cmake)
-        ext/imgui/imgui.cpp
+endif()
-        ext/imgui/imgui.h
-        ext/imgui/imgui_draw.cpp
-        ext/imgui/imgui_tables.cpp
-        ext/imgui/imgui_widgets.cpp
-        ext/imgui/imgui_demo.cpp
 
-        ext/imgui/backends/imgui_impl_sdl2.cpp
+#####################
-        ext/imgui/backends/imgui_impl_sdl2.h
+### BUILD TARGETS ###
-        ext/imgui/backends/imgui_impl_opengl3.cpp
+#####################
-        ext/imgui/backends/imgui_impl_opengl3.h
 
-	$<IF:$<TARGET_EXISTS:Freetype::Freetype>,${FREETYPE_SOURCES},>)
+set(HEADER_FILES
-add_library(imgui::imgui ALIAS imgui)
+		Defs.h
-target_link_libraries(imgui
+		Buffer.h
-        PUBLIC
+		File.h
-        OpenGL::GL
+		Cursor.h
-	$<IF:$<TARGET_EXISTS:Freetype::Freetype>,Freetype::Freetype,>
-        $<TARGET_NAME_IF_EXISTS:SDL2::SDL2main>
-        $<IF:$<TARGET_EXISTS:SDL2::SDL2>,SDL2::SDL2,SDL2::SDL2-static>)
-target_include_directories(imgui PUBLIC
-        ext/imgui/
-        ext/imgui/backends/
-        ext/imgui/misc/freetype
-	$<IF:$<TARGET_EXISTS:Freetype::Freetype>,${FREETYPE_INCLUDE_DIRS},>)
-
-include_directories(ext/ ${SDL2_INCLUDE_DIRS} ${KLIB_INCLUDE_DIRS})
-
-configure_file(kge.desktop.in kge.desktop @ONLY)
-add_executable(kge
-        kge.cc
 )
-target_link_libraries(kge imgui ${KLIB_LIBRARIES})
+set(SOURCE_FILES
+		Defs.cc
+		Buffer.cc
+		File.cc
+		Cursor.cc
+)
+
+add_executable(ke main.cc ${SOURCE_FILES} ${HEADER_FILES})
 
 add_custom_target(manpages)
+configure_file(ke.md ke.1.scdoc @ONLY)
+add_custom_command(TARGET manpages COMMAND scdoc < ke.1.scdoc > ke.1
+		OUTPUTS ${CMAKE_CURRENT_BINARY_DIR}/ke.1)
+add_dependencies(ke manpages)
+
+if(${BUILD_GUI})
+	configure_file(kge.desktop.in kge.desktop @ONLY)
+	add_executable(kge gmain.cc ${SOURCE_FILES} ${HEADER_FILES})
+	target_link_libraries(kge imgui)
+
 	configure_file(kge.md kge.1.scdoc @ONLY)
 	add_custom_command(TARGET manpages COMMAND scdoc < kge.1.scdoc > kge.1
 			OUTPUTS ${CMAKE_CURRENT_BINARY_DIR}/kge.1)
-add_dependencies(kge manpages)
 
+	add_dependencies(kge manpages)
+endif()
+
+#######################
+### INSTALL TARGETS ###
+#######################
+
+install(TARGETS ke
+		DESTINATION bin
+		COMPONENT dist COMPONENT nox)
+install(FILES ${CMAKE_CURRENT_BINARY_DIR}/ke.1
+		DESTINATION share/man/man1
+		COMPONENT dist COMPONENT nox)
+
+if(${BUILD_GUI})
 	install(TARGETS kge
 			DESTINATION bin
-		COMPONENT dist)
+			COMPONENT dist nox)
 	install(FILES ${CMAKE_CURRENT_BINARY_DIR}/kge.desktop
 			DESTINATION share/applications
 			COMPONENT dist)
@@ -90,11 +99,6 @@ install(FILES kge.png
 	install(FILES ${CMAKE_CURRENT_BINARY_DIR}/kge.1
 			DESTINATION share/man/man1
 			COMPONENT dist)
+endif()
 
-include(CMakePack.txt)
+include(packaging.cmake)
-
-	get_cmake_property(_variableNames VARIABLES)
-	list (SORT _variableNames)
-	foreach (_variableName ${_variableNames})
-		message(STATUS "${_variableName}=${${_variableName}}")
-	endforeach()

Cursor.cc

@@ -0,0 +1,102 @@
+///
+/// \file Cursor.cc
+/// \author kyle 
+/// \created 10/11/23
+/// \brief
+///
+/// \section COPYRIGHT
+/// Copyright 2023 K. Isom <kyle@imap.cc>
+///
+/// Permission to use, copy, modify, and/or distribute this software for
+/// any purpose with or without fee is hereby granted, provided that the
+/// above copyright notice and this permission notice appear in all copies.
+///
+/// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+/// WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+/// WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR
+/// BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES
+/// OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+/// WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+/// ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+/// SOFTWARE.
+///
+
+#include "Cursor.h"
+#include "Defs.h"
+
+
+/// \todo kyle Can cursors be replaced with std::pair?
+
+
+static std::pair<size_t, size_t>
+orderedPair(size_t a, size_t b)
+{
+	if (a > b) {
+		return {b, a};
+	}
+
+	return {a, b};
+}
+
+
+static size_t
+isqrt(size_t n)
+{
+	if (n < 2) {
+		return n;
+	}
+
+	size_t	start = 0;
+	size_t	end = n / 2;
+	size_t	result = 0;
+
+	while (start <= end) {
+		auto middle = (start + end) >> 1;
+		result = middle * middle;
+		if (result == n) {
+			return middle;
+		}
+
+		if (result < n) {
+			start = middle + 1;
+			result = middle;
+		} else {
+			end = middle - 1;
+			result = middle;
+		}
+	}
+
+	return result;
+}
+
+
+Cursor Cursor::Update(const Cursor &c)
+{
+	Cursor prev(this->x, this->y);
+	this->X(c.X());
+	this->Y(c.Y());
+	return prev;
+}
+
+
+size_t Cursor::Distance(const Cursor &c) const
+{
+	auto xPair = orderedPair(this->x, c.X());
+	auto yPair = orderedPair(this->y, c.Y());
+
+	auto x0 = xPair.second - xPair.first;
+	x0 *= x0;
+
+	auto y0 = yPair.second - xPair.first;
+	y0 *= y0;
+
+	auto dist = x0 + y0;
+	return isqrt(dist);
+}
+
+
+std::ostream &operator<<(std::ostream &os, const Cursor &cursor)
+{
+	os << cursor.X() << "," << cursor.Y();
+	return os;
+}

Cursor.h

@@ -0,0 +1,56 @@
+///
+/// \file Cursor.h
+/// \author kyle 
+/// \created 10/11/23
+/// \brief Cursor describes a position in a Buffer.
+///
+/// \section COPYRIGHT
+/// Copyright 2023 K. Isom <kyle@imap.cc>
+///
+/// Permission to use, copy, modify, and/or distribute this software for
+/// any purpose with or without fee is hereby granted, provided that the
+/// above copyright notice and this permission notice appear in all copies.
+///
+/// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+/// WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+/// WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR
+/// BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES
+/// OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+/// WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+/// ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+/// SOFTWARE.
+///
+
+#ifndef KEPP__CURSOR_H_
+#define KEPP__CURSOR_H_
+
+
+#include <cstddef>
+#include <ostream>
+
+
+/// Cursors represent a position in a Buffer.
+class Cursor {
+public:
+	Cursor(size_t _x, size_t _y) : x(_x), y(_y) {};
+
+	size_t	X() const { return this->x; }
+	size_t	Y() const { return this->y; }
+	void X(size_t nx) { this->x = nx; }
+	void Y(size_t ny) { this->y = ny; }
+
+	void Update(size_t nx, size_t ny) { this->X(nx); this->Y(ny); }
+	Cursor Update(const Cursor &c);
+
+	size_t	Distance(const Cursor &c) const;
+
+private:
+	size_t	x;
+	size_t	y;
+};
+
+
+std::ostream &operator<<(std::ostream &os, const Cursor &cursor);
+
+
+#endif // KEPP__CURSOR_H_

Defs.cc

@@ -0,0 +1,24 @@
+///
+/// \file Defs.cc
+/// \author kyle 
+/// \created 10/11/23
+/// \brief
+///
+/// \section COPYRIGHT
+/// Copyright 2023 K. Isom <kyle@imap.cc>
+///
+/// Permission to use, copy, modify, and/or distribute this software for
+/// any purpose with or without fee is hereby granted, provided that the
+/// above copyright notice and this permission notice appear in all copies.
+///
+/// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+/// WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+/// WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR
+/// BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES
+/// OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+/// WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+/// ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+/// SOFTWARE.
+///
+
+#include "Defs.h"

Defs.h

@@ -0,0 +1,42 @@
+///
+/// \file Defs.h
+/// \author kyle 
+/// \created 10/11/23
+/// \brief
+///
+/// \section COPYRIGHT
+/// Copyright 2023 K. Isom <kyle@imap.cc>
+///
+/// Permission to use, copy, modify, and/or distribute this software for
+/// any purpose with or without fee is hereby granted, provided that the
+/// above copyright notice and this permission notice appear in all copies.
+///
+/// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+/// WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+/// WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR
+/// BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES
+/// OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+/// WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+/// ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+/// SOFTWARE.
+///
+
+#ifndef KEPP__DEFS_H_
+#define KEPP__DEFS_H_
+
+#include <optional>
+#include <string>
+
+
+typedef std::optional<std::string>	OptString;
+
+template<typename T>
+T Min(T a, T b) { return a > b ? b : a; }
+template size_t Min<size_t>(size_t a, size_t b);
+
+template<typename T>
+T Max(T a, T b) { return a > b ? a : b; }
+template size_t Max(size_t a, size_t b);
+
+
+#endif // KEPP__DEFS_H_

File.cc

@@ -0,0 +1,43 @@
+///
+/// \file File.cc
+/// \author kyle 
+/// \created 10/11/23
+/// \brief
+///
+/// \section COPYRIGHT
+/// Copyright 2023 K. Isom <kyle@imap.cc>
+///
+/// Permission to use, copy, modify, and/or distribute this software for
+/// any purpose with or without fee is hereby granted, provided that the
+/// above copyright notice and this permission notice appear in all copies.
+///
+/// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+/// WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+/// WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR
+/// BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES
+/// OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+/// WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+/// ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+/// SOFTWARE.
+///
+
+#include "File.h"
+
+
+const std::string &File::Path() const
+{
+	return path;
+}
+
+
+void File::SetPath(const std::string &fPath)
+{
+	File::path = fPath;
+}
+
+
+File::File(std::string fPath)
+	: path(fPath), readOnly(false)
+{
+
+}

File.h

@@ -0,0 +1,63 @@
+///
+/// \file File.h
+/// \author kyle 
+/// \created 10/11/23
+/// \brief File contains configuration information for a file.
+///
+/// \section COPYRIGHT
+/// Copyright 2023 K. Isom <kyle@imap.cc>
+///
+/// Permission to use, copy, modify, and/or distribute this software for
+/// any purpose with or without fee is hereby granted, provided that the
+/// above copyright notice and this permission notice appear in all copies.
+///
+/// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+/// WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+/// WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR
+/// BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES
+/// OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+/// WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+/// ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+/// SOFTWARE.
+///
+
+#ifndef KEPP__FILE_H_
+#define KEPP__FILE_H_
+
+
+#include <fstream>
+#include <ios>
+#include <string>
+
+#include "Defs.h"
+
+
+static constexpr std::ios::openmode	DefaultMode =
+    std::ios::in|std::ios::out;
+
+
+/// A File abstracts a concrete file on disk.
+class File {
+public:
+	File(std::string fPath);
+
+	const std::string &Path() const;
+	void SetPath(const std::string &fPath);
+
+	// int Refresh(std::);
+
+
+	[[nodiscard]] bool IsReadOnly() const { return this->readOnly; };
+	void MarkReadOnly() { this->readOnly = true; }
+	void ClearReadOnly() { this->readOnly = false; }
+
+private:
+	std::string		path;
+	bool			readOnly;
+	std::ios::openmode	mode;
+};
+
+
+typedef std::optional<File>	OptFile;
+
+#endif // KEPP__FILE_H_

Makefile

@@ -2,7 +2,14 @@
 all:
 	mkdir -p build && cd build && cmake .. && make
 
-.PHONY: deps
+PHONY: deps
 deps:
-	sudo apt-get install libfreetype-dev libsdl2-dev libopengl-dev
+	sudo apt-get install doxygen scdoc
 
+.PHONY: gui-deps
+gui-deps:
+	sudo apt-get install libfreetype-dev libsdl2-dev libopengl-dev libglfw3-dev
+
+.PHONY:
+clean:
+	rm -r build cmake-build-*

imgui.cmake

@@ -0,0 +1,39 @@
+find_package(SDL2 REQUIRED)
+find_package(OpenGL REQUIRED)
+find_package(Freetype)
+if (DEFINED FREETYPE_INCLUDE_DIRS)
+    add_definitions(-DIMGUI_ENABLE_FREETYPE)
+    set(FREETYPE_SOURCES
+            ext/imgui/misc/freetype/imgui_freetype.cpp
+            ext/imgui/misc/freetype/imgui_freetype.h)
+endif()
+
+add_library(imgui STATIC
+        # Main Imgui files
+        ext/imgui/imgui.cpp
+        ext/imgui/imgui.h
+        ext/imgui/imgui_draw.cpp
+        ext/imgui/imgui_tables.cpp
+        ext/imgui/imgui_widgets.cpp
+        ext/imgui/imgui_demo.cpp
+
+        ext/imgui/backends/imgui_impl_sdl2.cpp
+        ext/imgui/backends/imgui_impl_sdl2.h
+        ext/imgui/backends/imgui_impl_opengl3.cpp
+        ext/imgui/backends/imgui_impl_opengl3.h
+
+        $<IF:$<TARGET_EXISTS:Freetype::Freetype>,${FREETYPE_SOURCES},>)
+add_library(imgui::imgui ALIAS imgui)
+target_link_libraries(imgui
+        PUBLIC
+        OpenGL::GL
+        $<IF:$<TARGET_EXISTS:Freetype::Freetype>,Freetype::Freetype,>
+        $<TARGET_NAME_IF_EXISTS:SDL2::SDL2main>
+        $<IF:$<TARGET_EXISTS:SDL2::SDL2>,SDL2::SDL2,SDL2::SDL2-static>)
+target_include_directories(imgui PUBLIC
+        ext/imgui/
+        ext/imgui/backends/
+        ext/imgui/misc/freetype
+        $<IF:$<TARGET_EXISTS:Freetype::Freetype>,${FREETYPE_INCLUDE_DIRS},>)
+
+include_directories(ext/ ${SDL2_INCLUDE_DIRS})

install-cmake-debian.sh

@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+
+set -eu
+
+
+source /etc/lsb-release
+
+preinstall () {
+  echo "[+] preparing to install"
+  sudo apt-get update
+  sudo apt-get install ca-certificates gpg wget
+}
+
+do_install () {
+if [ ! -f /etc/apt/sources.list.d/kitware.list ]
+then
+  echo "[+] fetching initial keyring"
+  wget -O - https://apt.kitware.com/keys/kitware-archive-latest.asc 2>/dev/null | gpg --dearmor - | sudo tee /usr/share/keyrings/kitware-archive-keyring.gpg >/dev/null
+
+  echo "[+] adding repo to sources.list.d"
+  echo "deb [signed-by=/usr/share/keyrings/kitware-archive-keyring.gpg] https://apt.kitware.com/ubuntu/ ${DISTRIB_RELEASE} main" | \
+    sudo tee /etc/apt/sources.list.d/kitware.list >/dev/null
+  sudo apt-get update
+
+  echo "[+] installing kitware keyring"
+  if [ -f "/usr/share/keyrings/kitware-archive-keyring.gpg" ]
+  then
+    sudo rm /usr/share/keyrings/kitware-archive-keyring.gpg
+  fi
+  sudo apt-get install kitware-archive-keyring
+fi
+
+if [ "${USE_CMAKE_RC}" = "YES" ]
+then
+  echo 'deb [signed-by=/usr/share/keyrings/kitware-archive-keyring.gpg] https://apt.kitware.com/ubuntu/ ${DISTRIB_RELEASE}-rc main' | \
+    sudo tee -a /etc/apt/sources.list.d/kitware.list >/dev/null
+  sudo apt-get update
+fi
+}
+
+sudo apt-get install cmake cmake-curses-gui cmake-extras

install-depdendencies.sh

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+
+set -eu
+

ke.md

@@ -0,0 +1,14 @@
+ke(1) ["@TODAY@" ["Shimmering Clarity Industries"]]
+
+# NAME
+
+ke - kyle's editor
+
+# SYNOPSIS
+
+ke files...
+
+# AUTHORS
+
+Written by Kyle Isom <kyle@imap.cc>. Up-to-date sources can be found
+at https://git.wntrmute.dev/kyle/kge.

main.cc

@@ -0,0 +1,63 @@
+///
+/// \file main.cc
+/// \author kyle
+/// \date 2023-10-10
+/// \brief kyle's editor
+///
+/// \section COPYRIGHT
+/// Copyright 2023 K. Isom <kyle@imap.cc>
+///
+/// Permission to use, copy, modify, and/or distribute this software for
+/// any purpose with or without fee is hereby granted, provided that the
+/// above copyright notice and this permission notice appear in all copies.
+///
+/// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+/// WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+/// WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR
+/// BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES
+/// OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+/// WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+/// ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+/// SOFTWARE.
+///
+
+#include <iostream>
+#include <string>
+
+#include "Buffer.h"
+#include "Cursor.h"
+
+
+static void
+usage(std::ostream &os, int exitCode)
+{
+	os << "ke - kyle's editor ++\n";
+	os << "\nUsage:\n";
+	os << "\tke [files]\n";
+	exit(exitCode);
+}
+
+
+void
+ShowDist(Cursor a, Cursor b)
+{
+	std::cout << a << " -> " << b << ": " << a.Distance(b) << "\n";
+}
+
+
+int
+main(int argc, char **argv)
+{
+	if ((argc == 2) && (std::string(argv[1]) == "-h")) {
+		usage(std::cout, 0);
+	}
+
+	Buffer	frame;
+	std::cout << frame.Name() << "\n";
+
+	ShowDist(Cursor(0, 0), Cursor(5, 5));
+	ShowDist(Cursor(2, 2), Cursor(4, 4));
+	ShowDist(Cursor(32, 12), Cursor(14, 71));
+
+	return 0;
+}

packaging.cmake

@@ -2,22 +2,23 @@
 include(InstallRequiredSystemLibraries)
 
 set(CPACK_PACKAGE_VENDOR "Shimmering Clarity")
-set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "Kyle's Graphical Editor")
+set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "kyle's editor")
 set(CPACK_PACKAGE_VERSION_MAJOR ${PROJECT_VERSION_MAJOR})
 set(CPACK_PACKAGE_VERSION_MINOR ${PROJECT_VERSION_MINOR})
 set(CPACK_PACKAGE_VERSION_PATCH ${PROJECT_VERSION_PATCH})
 
 # Debian settings
 set(CPACK_DEBIAN_PACKAGE_MAINTAINER "K. Isom")
-set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "Kyle's Graphical Editor")
+set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "kyle's editor")
 set(CPACK_PACKAGE_DESCRIPTION ${CPACK_PACKAGE_DESCRIPTION})
+if(${BUILD_GUI})
 set(CPACK_DEBIAN_PACKAGE_DEPENDS
-#	"libc++12 (>= 3.7.0-1)"
 	"libsdl2-2.0-0, libfreetype6 (>= 2.11.1)"
 )
+endif()
 set(CPACK_DEBIAN_PACKAGE_SECTION universe/editors)
 set(CPACK_DEB_COMPONENT_INSTALL ON)
-set(CPACK_COMPONENTS_ALL dist)
+set(CPACK_COMPONENTS_ALL dist nox)
 set(CPACK_COMPONENTS_GROUPING ONE_PER_GROUP)
 
 if(LINUX)