From 240a1a7d167d9de5de178274feff6f12c4626e74 Mon Sep 17 00:00:00 2001 From: Jeremy Penner Date: Sat, 12 Sep 2020 13:44:32 -0400 Subject: [PATCH] First working pass at "lite-hearted" love2d driver --- README.md | 13 +++ conf.lua | 6 ++ main.lua | 234 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 253 insertions(+) create mode 100644 conf.lua create mode 100644 main.lua diff --git a/README.md b/README.md index cade955..8b9e290 100644 --- a/README.md +++ b/README.md @@ -1,3 +1,16 @@ +# lite-hearted + +lite-hearted is a small compatibility shim for the lite text editor that allows +it to run in love2d. It is a quick-and-dirty experiment in embedding editing tools +into a game engine, to allow for building smooth game development workflows. It's +also literally a two-evening hack, so you will probably run into some rough edges! + +You can run it simply by cloning this repo and running `love .`. Due to the +limitations of love2d's sandboxed filesystem, you can only edit files that are in +the project itself. Given the goals of this project, this should be fine. + +Original README follows: + # lite ![screenshot](https://user-images.githubusercontent.com/3920290/81471642-6c165880-91ea-11ea-8cd1-fae7ae8f0bc4.png) diff --git a/conf.lua b/conf.lua new file mode 100644 index 0000000..e148292 --- /dev/null +++ b/conf.lua @@ -0,0 +1,6 @@ +function love.conf(t) + t.window.width = 1280 + t.window.height = 1000 + t.window.resizable = true + end + \ No newline at end of file diff --git a/main.lua b/main.lua new file mode 100644 index 0000000..ad18bdb --- /dev/null +++ b/main.lua @@ -0,0 +1,234 @@ +renderer = {} + +function renderer.show_debug(show) + -- useful? +end + +function renderer.get_size() + return love.graphics.getWidth(), love.graphics.getHeight() +end + +function renderer.begin_frame() + love.graphics.origin() + love.graphics.clear(love.graphics.getBackgroundColor()) +end + +function renderer.end_frame() + love.graphics.present() +end + +function renderer.set_clip_rect(x, y, w, h) + love.graphics.setScissor(x, y, w, h) +end + +function renderer.set_litecolor(color) + if not color or #color < 3 then color = { 255, 255, 255, 255 } end + local alpha = 1 + if #color == 4 then + alpha = color[4] / 255 + end + love.graphics.setColor(color[1] / 255, color[2] / 255, color[3] / 255, alpha) +end +function renderer.draw_rect(x, y, w, h, color) + renderer.set_litecolor(color) + love.graphics.rectangle("fill", x, y, w, h) +end + +function renderer.draw_text(font, text, x, y, color) + renderer.set_litecolor(color) + local textobj = love.graphics.newText(font.font, text) + love.graphics.draw(textobj, x, y) + return x + textobj:getWidth() +end + +renderer.font = {} +function renderer.font.load(filename, size) + local font = love.graphics.newFont(filename, size) + return { + font = font, + set_tab_width = function(self, n) + -- todo? Ignore? + end, + get_width = function(self, text) + return self.font:getWidth(text) + end, + get_height = function(self) + return self.font:getHeight() + end + } +end + +system = {} +function system.poll_event() + local function button_name(button) + if button == 1 then return 'left' end + if button == 2 then return 'right' end + if button == 3 then return 'middle' end + return '?' + end + local function key_name(key) + if key:sub(1, 2) == "kp" then + return "keypad " .. key:sub(3) + end + if key:sub(2) == "ctrl" or key:sub(2) == "shift" or key:sub(2) == "alt" or key:sub(2) == "gui" then + if key:sub(1, 1) == "l" then return "left " .. key:sub(2) end + return "right " .. key:sub(2) + end + return key + end + love.event.pump() + for ev, a, b, c, d, e, f in love.event.poll() do + if ev == 'quit' then + return 'quit' + elseif ev == 'resize' then + return 'resized', a, b + elseif ev == 'filedropped' then + return 'filedropped', a:getFilename(), love.mouse.getX(), love.mouse.getY() + elseif ev == 'keypressed' then + return 'keypressed', key_name(a or b) + elseif ev == 'keyreleased' then + return 'keyreleased', key_name(a or b) + elseif ev == 'textinput' then + return 'textinput', a + elseif ev == 'mousepressed' then + return 'mousepressed', button_name(c), a, b, e + elseif ev == 'mousereleased' then + return 'mousereleased', button_name(c), a, b + elseif ev == 'mousemoved' then + return 'mousemoved', a, b, c, d + elseif ev == 'wheelmoved' then + return 'mousewheel', b + end + end +end + +function system.wait_event(n) + -- no love2d equivalent + return false +end + +function system.set_cursor(cursor) + if cursor == nil then cursor = 'arrow' end + if cursor == 'sizeh' then cursor = 'sizewe' end + if cursor == 'sizev' then cursor = 'sizens' end + love.mouse.setCursor(love.mouse.getSystemCursor(cursor)) +end + +function system.set_window_title(title) + love.window.setTitle(title) +end + +function system.set_window_mode(mode) + love.window.setFullscreen(mode == 'fullscreen') + if mode == nil or mode == 'normal' then love.window.restore() end + if mode == 'maximized' then love.window.maximize() end +end + +function system.window_has_focus() + return love.window.hasFocus() +end + +function system.show_confirm_dialog(title, msg) + return love.window.showMessageBox(title, message, { 'Yes', 'No', escapebutton = 2 }, 'warning') == 1 +end + +function system.chdir(dir) + -- not possible with love2d +end + +function system.list_dir(path) + if path == '.' then path = '' end + local info = love.filesystem.getInfo(path) + if info and info.type == 'directory' then + return love.filesystem.getDirectoryItems(path) + end + return nil, "Not a directory" +end + +function system.absolute_path(path) + return path -- love.filesystem.getRealDirectory(path) +end + +function system.get_file_info(path) + local info = love.filesystem.getInfo(path) + if info then + local type = nil + if info.type == 'file' then + type = 'file' + elseif info.type == 'directory' then + type = 'dir' + end + return { + modified = info.modtime, + size = info.size, + type = type + } + else + return nil, "Doesn't exist" + end +end + +function system.get_clipboard() + return love.system.getClipboardText() +end + +function system.set_clipboard(text) + love.system.setClipboardText(text) +end + +function system.get_time() + return love.timer.getTime() +end + +function system.sleep(s) + love.timer.sleep(s) +end + +function system.exec(cmd) + -- ehhhh todo I guess +end + +function system.fuzzy_match(str, ptn) + local istr = 1 + local iptn = 1 + local score = 0 + local run = 0 + while istr <= str:len() and iptn <= ptn:len() do + while str:sub(istr,istr) == ' ' do istr = istr + 1 end + while ptn:sub(iptn,iptn) == ' ' do iptn = iptn + 1 end + local cstr = str:sub(istr,istr) + local cptn = ptn:sub(iptn,iptn) + if cstr:lower() == cptn:lower() then + score = score + (run * 10) + if cstr ~= cptn then score = score - 1 end + istr = istr + 1 + iptn = iptn + 1 + else + score = score - 10 + run = 0 + end + istr = istr + 1 + end + if iptn > ptn:len() then + return score - str:len() + istr - 1 + end +end + +table.unpack = unpack + +core = "" +function love.run() + ARGS = love.arg.parseGameArguments(arg) + VERSION = "1.11" + PLATFORM = "love2d" + SCALE = love.graphics.getDPIScale() + EXEDIR = "" + PATHSEP = package.config:sub(1, 1) + love.filesystem.mount(love.filesystem.getSourceBaseDirectory(), love.filesystem.getSourceBaseDirectory()) + package.path = love.filesystem.getWorkingDirectory() .. '/data/?.lua;' .. love.filesystem.getWorkingDirectory() .. '/data/?/init.lua;' .. package.path + core = require('core') + local style = require('core.style') + style.code_font = renderer.font.load(EXEDIR .. "/data/fonts/monospace.ttf", 15 * SCALE) + core.init() + return core.run +end