home.lua

-- 
-- Home screen
-- главный экран игры
-- 

Home = {}
Home.__index = Home

function Home:New()

    sound_startup = love.audio.newSource('res/Startup.ogg', 'static')
    sound_startup:play()

    return self
end


function Home:draw()

    love.graphics.setColor(.2, .2, .2)
    love.graphics.rectangle('fill', 0, 0, screen.width, screen.height)

    love.graphics.setFont(fontH)
    love.graphics.setColor(.3, .9, .2)
    love.graphics.printf("XONIX", 0, 0, screen.width, 'center')
    love.graphics.setFont(fontS)
    love.graphics.setColor(.3, .9, .2, .3)
    -- подсказка по клавишам
    love.graphics.printf('[FIRE] start [M]usic on/off [F]ull screen [Q]uit © bz, 2022',
        0, screen.height-fontS:getHeight(), screen.width, 'center')

    love.graphics.setFont(font)
    love.graphics.setColor(1,1,1)
    love.graphics.printf('Hi score table:', screen.width/4, screen.height*4/11, screen.width/2, 'left')

    -- таблица рекордов
    for i = 1, #config.hiscore do
        if hiscore_ptr == i then
            love.graphics.setColor(1,.1,.1)
        else
            love.graphics.setColor(.9,.9,1)
        end
        if config.hiscore[i][1] > 0 then
            line = i..') '..nvl(config.hiscore[i][1], 0)..
                    ", L"..nvl(config.hiscore[i][2],1)..
                    ": "..nvl(config.hiscore[i][3],'')..
                    " "..nvl(config.hiscore[i][4],'')
        else
            line = i..') -'
        end
        love.graphics.printf(line, screen.width/8, screen.height*(4+i)/11, screen.width*7/8, 'left')
    end

end


function Home:keypressed(key)
    if key == 'return' then

        -- Game:Start('kbd')
        context.switch(game, 'kbd')

    elseif key == 'f' then
        love.window.setFullscreen(not love.window.getFullscreen())
        local fullscreen = love.window.getFullscreen()
        if fullscreen == false then
            love.window.setMode(800, 600, {resizable=false})
        end
        love.resize(love.graphics.getDimensions())
        config.fullscreen = fullscreen
        saveconfig()

    elseif key == 'm' then
        if background_music:isPlaying() then
            love.audio.stop(background_music)
            config.music = false
        else
            love.audio.play(background_music)
            config.music = true
        end
        saveconfig()

    elseif key == 'kp+' or key == '=' then
        local volume = background_music:getVolume()
        volume = volume / .8
        if volume > 1 then volume = 1 end
        background_music:setVolume(volume)
        config.volume = volume
        saveconfig()

    elseif key == 'kp-' or key == '-' then
        local volume = background_music:getVolume()
        volume = volume * .8
        background_music:setVolume(volume)
        config.volume = volume
        saveconfig()

    elseif key == 'q' then
        love.event.quit()
    end
end

-- вернуть value или default, если value == nil
function nvl(value, default)
    return value or default
end

function Home:gamepadpressed(joystick, button)

    if button == 'a' then
        -- Game:Start('js')
        context.switch(game, 'js', joystick)
    end

end