raylib/examples/core_storage_values.lua
2016-08-06 11:32:35 +02:00

74 lines
2.8 KiB
Lua

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--
-- raylib [core] example - Storage save/load values
--
-- This example has been created using raylib 1.6 (www.raylib.com)
-- raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
--
-- Copyright (c) 2014-2016 Ramon Santamaria (@raysan5)
--
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-- NOTE: Storage positions must start with 0, directly related to file memory layout
STORAGE_SCORE = 0
STORAGE_HISCORE = 1
-- Initialization
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local screenWidth = 800
local screenHeight = 450
InitWindow(screenWidth, screenHeight, "raylib [core] example - storage save/load values")
local score = 0
local hiscore = 0
local framesCounter = 0
SetTargetFPS(60) -- Set our game to run at 60 frames-per-second
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-- Main game loop
while not WindowShouldClose() do -- Detect window close button or ESC key
-- Update
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if (IsKeyPressed(KEY.R)) then
score = GetRandomValue(1000, 2000)
hiscore = GetRandomValue(2000, 4000)
end
if (IsKeyPressed(KEY.ENTER)) then
StorageSaveValue(STORAGE_SCORE, score)
StorageSaveValue(STORAGE_HISCORE, hiscore)
elseif (IsKeyPressed(KEY.SPACE)) then
-- NOTE: If requested position could not be found, value 0 is returned
score = StorageLoadValue(STORAGE_SCORE)
hiscore = StorageLoadValue(STORAGE_HISCORE)
end
framesCounter = framesCounter + 1
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-- Draw
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BeginDrawing()
ClearBackground(RAYWHITE)
DrawText(string.format("SCORE: %i", score), 280, 130, 40, MAROON)
DrawText(string.format("HI-SCORE: %i", hiscore), 210, 200, 50, BLACK)
DrawText(string.format("frames: %i", framesCounter), 10, 10, 20, LIME)
DrawText("Press R to generate random numbers", 220, 40, 20, LIGHTGRAY)
DrawText("Press ENTER to SAVE values", 250, 310, 20, LIGHTGRAY)
DrawText("Press SPACE to LOAD values", 252, 350, 20, LIGHTGRAY)
EndDrawing()
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end
-- De-Initialization
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CloseWindow() -- Close window and OpenGL context
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