140 lines
3.9 KiB
Lua
140 lines
3.9 KiB
Lua
-- core/screen.lua :: Basic screen manager. Use CScreen as a backend, and works
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-- as an abstraction layer around CScreen.
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--[[
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Copyright © 2019 Kazhnuz
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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]]
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local ScreenManager = Object:extend()
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local cwd = (...):gsub('%.screen$', '') .. "."
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local CScreen = require(cwd .. "libs.cscreen")
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-- INIT FUNCTIONS
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-- Initialize and configure the screen manager
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function ScreenManager:new(controller)
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self.controller = controller
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self.data = self.controller.options.data.video
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self.width, self.height = love.graphics.getDimensions()
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self:applySettings()
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CScreen.init(self.width, self.height, true)
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CScreen.setColor(0, 0, 0, 1)
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love.graphics.setDefaultFilter( "nearest", "nearest", 1 )
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self.transition = nil
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self.transitionOut = nil
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self.isOpaque = false
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end
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function ScreenManager:startTransition(transitionIn, transitionOut, func, x, y)
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self.transition = transitionIn(func, x, y, false)
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self.transitionOut = transitionOut(nil, x, y, true)
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end
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function ScreenManager:transitionOver(fadeOut)
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if (not fadeOut) then
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self.transition = self.transitionOut
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else
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self.transition = nil
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end
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end
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function ScreenManager:isActive()
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return ((self.transition == nil) and (not self.isOpaque))
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end
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function ScreenManager:applySettings()
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self.data = self.controller.options.data.video
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local flags = {}
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flags.vsync = self.data.vsync
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flags.borderless = (self.data.border == false)
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love.window.setMode(self.width * self.data.resolution, self.height * self.data.resolution, flags)
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love.window.setFullscreen( self.data.fullscreen )
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local width, height = love.window.getMode()
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CScreen.update(width, height)
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end
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function ScreenManager:update(dt)
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if (self.transition ~= nil) then
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self.transition:update(dt)
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end
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end
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-- POINTER FUNCTIONS
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-- Translate the pointer according to the screen coordinates
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function ScreenManager:project(x, y)
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return CScreen.project(x, y)
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end
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function ScreenManager:getMousePosition()
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return CScreen.project(love.mouse.getX(), love.mouse.getY())
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end
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function ScreenManager:getScale()
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return CScreen.getScale()
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end
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function ScreenManager:getScreenCoordinate(x, y)
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return CScreen.getScreenCoordinate(x, y)
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end
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-- INFO FUNCTIONS
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-- Get screen informations
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function ScreenManager:getDimensions()
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return self.width, self.height
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end
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-- SCISSOR FUNCTIONS
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-- Simple scissor functions
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function ScreenManager:setScissor(x, y, width, height)
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local x, y = self:getScreenCoordinate(x, y)
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love.graphics.setScissor(x, y, width*self.data.resolution, height*self.data.resolution)
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end
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function ScreenManager:resetScissor()
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love.graphics.setScissor( )
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end
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-- DRAW FUNCTIONS
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-- Apply draw functions to the scene
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function ScreenManager:apply()
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CScreen.apply()
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end
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function ScreenManager:cease()
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CScreen.cease()
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end
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function ScreenManager:drawTransition()
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if (self.transition ~= nil) then
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self.transition:draw()
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end
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end
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return ScreenManager
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