147 lines
3.4 KiB
Lua
147 lines
3.4 KiB
Lua
---@meta
|
|
|
|
---
|
|
---Core functionality to render or draw elements into the screen.
|
|
---@class renderer
|
|
renderer = {}
|
|
|
|
---
|
|
---Array of bytes that represents a color used by the rendering functions.
|
|
---Note: indexes for rgba are numerical 1 = r, 2 = g, 3 = b, 4 = a but for
|
|
---documentation purposes the letters r, g, b, a were used.
|
|
---@class renderer.color
|
|
---@field public r number Red
|
|
---@field public g number Green
|
|
---@field public b number Blue
|
|
---@field public a number Alpha
|
|
renderer.color = {}
|
|
|
|
---
|
|
---Represent options that affect a font's rendering.
|
|
---@class renderer.fontoptions
|
|
---@field public antialiasing "'none'" | "'grayscale'" | "'subpixel'"
|
|
---@field public hinting "'slight'" | "'none'" | '"full"'
|
|
-- @field public bold boolean
|
|
-- @field public italic boolean
|
|
-- @field public underline boolean
|
|
renderer.fontoptions = {}
|
|
|
|
---
|
|
---@class renderer.font
|
|
renderer.font = {}
|
|
|
|
---
|
|
---Create a new font object.
|
|
---
|
|
---@param path string
|
|
---@param size number
|
|
---@param options renderer.fontoptions
|
|
---
|
|
---@return renderer.font
|
|
function renderer.font.load(path, size, options) end
|
|
|
|
---
|
|
---Combines an array of fonts into a single one for broader charset support,
|
|
---the order of the list determines the fonts precedence when retrieving
|
|
---a symbol from it.
|
|
---
|
|
---@param fonts renderer.font[]
|
|
---
|
|
---@return renderer.font
|
|
function renderer.font.group(fonts) end
|
|
|
|
---
|
|
---Clones a font object into a new one.
|
|
---
|
|
---@param size? number Optional new size for cloned font.
|
|
---
|
|
---@return renderer.font
|
|
function renderer.font:copy(size) end
|
|
|
|
---
|
|
---Set the amount of characters that represent a tab.
|
|
---
|
|
---@param chars integer Also known as tab width.
|
|
function renderer.font:set_tab_size(chars) end
|
|
|
|
---
|
|
---Get the width in pixels of the given text when
|
|
---rendered with this font.
|
|
---
|
|
---@param text string
|
|
---
|
|
---@return number
|
|
function renderer.font:get_width(text) end
|
|
|
|
---
|
|
---Get the height in pixels that occupies a single character
|
|
---when rendered with this font.
|
|
---
|
|
---@return number
|
|
function renderer.font:get_height() end
|
|
|
|
---
|
|
---Get the current size of the font.
|
|
---
|
|
---@return number
|
|
function renderer.font:get_size() end
|
|
|
|
---
|
|
---Set a new size for the font.
|
|
---
|
|
---@param size number
|
|
function renderer.font:set_size(size) end
|
|
|
|
---
|
|
---Toggles drawing debugging rectangles on the currently rendered sections
|
|
---of the window to help troubleshoot the renderer.
|
|
---
|
|
---@param enable boolean
|
|
function renderer.show_debug(enable) end
|
|
|
|
---
|
|
---Get the size of the screen area been rendered.
|
|
---
|
|
---@return number width
|
|
---@return number height
|
|
function renderer.get_size() end
|
|
|
|
---
|
|
---Tell the rendering system that we want to build a new frame to render.
|
|
function renderer.begin_frame() end
|
|
|
|
---
|
|
---Tell the rendering system that we finished building the frame.
|
|
function renderer.end_frame() end
|
|
|
|
---
|
|
---Set the region of the screen where draw operations will take effect.
|
|
---
|
|
---@param x number
|
|
---@param y number
|
|
---@param width number
|
|
---@param height number
|
|
function renderer.set_clip_rect(x, y, width, height) end
|
|
|
|
---
|
|
---Draw a rectangle.
|
|
---
|
|
---@param x number
|
|
---@param y number
|
|
---@param width number
|
|
---@param height number
|
|
---@param color renderer.color
|
|
function renderer.draw_rect(x, y, width, height, color) end
|
|
|
|
---
|
|
---Draw text and return the x coordinate where the text finished drawing.
|
|
---
|
|
---@param font renderer.font
|
|
---@param text string
|
|
---@param x number
|
|
---@param y number
|
|
---@param color renderer.color
|
|
---
|
|
---@return number x
|
|
function renderer.draw_text(font, text, x, y, color) end
|