changed do_physics

[pmachines.git] / pmachines / menu.py

from logging import info, debug
from sys import platform, exit
from os import environ, system
from glob import glob
from importlib import import_module
from inspect import isclass
from webbrowser import open_new_tab
from panda3d.core import Texture, TextNode, WindowProperties, LVector2i, \
    TextProperties, TextPropertiesManager
from direct.gui.DirectGui import DirectButton, DirectCheckButton, \
    DirectOptionMenu, DirectSlider, DirectCheckButton
from direct.gui.DirectGuiGlobals import FLAT
from direct.gui.OnscreenText import OnscreenText
from lib.engine.gui.cursor import MouseCursor
from pmachines.scene import Scene
from panda3d.bullet import BulletWorld


class Menu:

    def __init__(self, fsm, lang_mgr, opt_file, music, pipeline):
        self._fsm = fsm
        self._lang_mgr = lang_mgr
        self._opt_file = opt_file
        self._music = music
        self._pipeline = pipeline
        self._cursor = MouseCursor(
            'assets/buttons/arrowUpLeft.png', (.04, 1, .04), (.5, .5, .5, 1),
            (.01, .01))
        self._font = base.loader.load_font('assets/fonts/Hanken-Book.ttf')
        self._font.clear()
        self._font.set_pixels_per_unit(60)
        self._font.set_minfilter(Texture.FTLinearMipmapLinear)
        self._font.set_outline((0, 0, 0, 1), .8, .2)
        self._widgets = []
        self._common = {
            'scale': .12,
            'text_font': self._font,
            'text_fg': (.9, .9, .9, 1),
            'relief': FLAT,
            'frameColor': (.4, .4, .4, .14),
            'rolloverSound': loader.load_sfx('assets/audio/sfx/rollover.ogg'),
            'clickSound': loader.load_sfx('assets/audio/sfx/click.ogg')}
        self._common_btn = {'frameSize': (-4.8, 4.8, -.6, 1.2)} | self._common
        hlc = self._common_btn['frameColor']
        hlc = (hlc[0] + .2, hlc[1] + .2, hlc[2] + .2, hlc[3] + .2)
        self._common_opt = {
            'item_frameColor': self._common_btn['frameColor'],
            'popupMarker_frameColor': self._common_btn['frameColor'],
            'item_relief': self._common_btn['relief'],
            'item_text_font': self._common_btn['text_font'],
            'item_text_fg': self._common_btn['text_fg'],
            'textMayChange': 1,
            'highlightColor': hlc,
            'text_align': TextNode.A_center,
        } | self._common_btn
        f_s = self._common_opt['frameSize']
        self._common_opt['frameSize'] = f_s[0], f_s[1] - .56, f_s[2], f_s[3]
        self._common_slider = self._common | {
            'range': (0, 1),
            'thumb_frameColor': (.4, .4, .4, .4),
            'thumb_scale': 1.6,
            'scale': .4}
        del self._common_slider['rolloverSound']
        del self._common_slider['clickSound']
        self._set_main()

    def _set_main(self):
        self._widgets = []
        self._widgets += [DirectButton(
            text=_('Play'), pos=(0, 1, .6), command=self.on_play,
            **self._common_btn)]
        self._widgets += [DirectButton(
            text=_('Options'), pos=(0, 1, .2), command=self.on_options,
            **self._common_btn)]
        self._widgets += [DirectButton(
            text=_('Credits'), pos=(0, 1, -.2), command=self.on_credits,
            **self._common_btn)]
        self._widgets += [DirectButton(
            text=_('Exit'), pos=(0, 1, -.6), command=lambda: exit(),
            **self._common_btn)]
        self._rearrange_width()

    def _set_options(self):
        self._widgets = []
        self._lang_funcs = [lambda: _('English'), lambda: _('Italian')]
        items = [fnc() for fnc in self._lang_funcs]
        inititem = {
            'en': _('English'),
            'it': _('Italian')
        }[self._opt_file['settings']['language']]
        btn = DirectOptionMenu(
            text=_('Language'), items=items, initialitem=inititem,
            pos=(0, 1, .8), command=self.on_language, **self._common_opt)
        btn.popupMenu['frameColor'] = self._common_btn['frameColor']
        btn.popupMenu['relief'] = self._common_btn['relief']
        self._widgets += [btn]
        self._widgets += [OnscreenText(
            _('Volume'), pos=(-.1, .55), font=self._common['text_font'],
            scale=self._common['scale'], fg=self._common['text_fg'],
            align=TextNode.A_right)]
        self._widgets += [DirectSlider(
            pos=(.5, 1, .57),
            value=self._opt_file['settings']['volume'],
            command=self.on_volume,
            **self._common_slider)]
        self._slider = self._widgets[-1]
        self._widgets += [DirectCheckButton(
            text=_('Fullscreen'), pos=(0, 1, .3), command=self.on_fullscreen,
            indicator_frameColor=self._common_opt['highlightColor'],
            indicator_relief=self._common_btn['relief'],
            indicatorValue=self._opt_file['settings']['fullscreen'],
            **self._common_btn)]
        res = self._opt_file['settings']['resolution']
        d_i = base.pipe.get_display_information()
        def _res(idx):
            return d_i.get_display_mode_width(idx), \
                d_i.get_display_mode_height(idx)
        resolutions = [
            _res(idx) for idx in range(d_i.get_total_display_modes())]
        resolutions = list(set(resolutions))
        resolutions = sorted(resolutions)
        resolutions = [(str(_res[0]), str(_res[1])) for _res in resolutions]
        resolutions = ['x'.join(_res) for _res in resolutions]
        if not res:
            res = resolutions[-1]
        btn = DirectOptionMenu(
            text=_('Resolution'), items=resolutions, initialitem=res,
            pos=(0, 1, .05), command=self.on_resolution, **self._common_opt)
        btn.popupMenu['frameColor'] = self._common_btn['frameColor']
        btn.popupMenu['relief'] = self._common_btn['relief']
        self._widgets += [btn]
        self._widgets += [DirectCheckButton(
            text=_('Antialiasing'), pos=(0, 1, -.2), command=self.on_aa,
            indicator_frameColor=self._common_opt['highlightColor'],
            indicator_relief=self._common_btn['relief'],
            indicatorValue=self._opt_file['settings']['antialiasing'],
            **self._common_btn)]
        self._widgets += [DirectCheckButton(
            text=_('Shadows'), pos=(0, 1, -.45), command=self.on_shadows,
            indicator_frameColor=self._common_opt['highlightColor'],
            indicator_relief=self._common_btn['relief'],
            indicatorValue=self._opt_file['settings']['shadows'],
            **self._common_btn)]
        self._widgets += [DirectButton(
            text=_('Back'), pos=(0, 1, -.8), command=self.on_back,
            **self._common_btn)]

    def _set_credits(self):
        self._widgets = []
        tp_scale = TextProperties()
        tp_scale.set_text_scale(.64)
        TextPropertiesManager.getGlobalPtr().setProperties('scale', tp_scale)
        self._widgets += [OnscreenText(
            _('Code and gfx\n  \1scale\1Flavio Calva\2\n\n\nMusic\n  \1scale\1Stefan Grossmann\2'),
            pos=(-.9, .55), font=self._common['text_font'],
            scale=self._common['scale'], fg=self._common['text_fg'],
            align=TextNode.A_left)]
        self._widgets += [DirectButton(
            text=_('Website'), pos=(-.6, 1, .29), command=self.on_website,
            **self._common_btn | {'scale': .08})]
        self._widgets += [OnscreenText(
            _('Special thanks to:\n  \1scale\1rdb\2\n  \1scale\1Luisa Tenuta\2\n  \1scale\1Damiana Ercolani\2'),
            pos=(.1, .55), font=self._common['text_font'],
            scale=self._common['scale'], fg=self._common['text_fg'],
            align=TextNode.A_left)]
        self._widgets += [DirectButton(
            text=_('Back'), pos=(0, 1, -.8), command=self.on_back,
            **self._common_btn)]

    def on_play(self):
        scenes = []
        for _file in glob('pmachines/scenes/*.py'):
            _fn = _file.replace('.py', '').replace('/', '.')
            for member in import_module(_fn).__dict__.values():
                if isclass(member) and issubclass(member, Scene) and \
                        member != Scene:
                    scenes += [member]
        scenes = sorted(scenes, key=lambda elm: elm.sorting)
        self.destroy()
        self._cursor = MouseCursor(
            'assets/buttons/arrowUpLeft.png', (.04, 1, .04), (.5, .5, .5, 1),
            (.01, .01))
        self._widgets = []
        cmn = self._common_btn.copy() | {
            'frameSize': (-2.4, 2.4, -2.4, 2.4),
            'frameColor': (1, 1, 1, .8)}
        left = - (dx := .8) * (len(scenes) - 1) / 2
        for i, cls in enumerate(scenes):
            self._widgets += [DirectButton(
                text=cls.name(), pos=(left + dx * i, 1, .1), command=self.start,
                extraArgs=[cls], text_wordwrap=4,
                frameTexture='assets/images/scenes/%s.png' % cls.__name__,
                **cmn)]
        self._widgets += [DirectButton(
            text=_('Back'), pos=(0, 1, -.8), command=self.on_back,
            **self._common_btn)]

    def start(self, cls):
        self._fsm.demand('Scene', cls)

    def on_options(self):
        self.destroy()
        self._cursor = MouseCursor(
            'assets/buttons/arrowUpLeft.png', (.04, 1, .04), (.5, .5, .5, 1),
            (.01, .01))
        self._set_options()

    def on_credits(self):
        self.destroy()
        self._cursor = MouseCursor(
            'assets/buttons/arrowUpLeft.png', (.04, 1, .04), (.5, .5, .5, 1),
            (.01, .01))
        self._set_credits()

    def _rearrange_width(self):
        max_width = 0
        for wdg in self._widgets:
            t_n = wdg.component('text0')
            u_l = t_n.textNode.get_upper_left_3d()
            l_r = t_n.textNode.get_lower_right_3d()
            max_width = max(l_r[0] - u_l[0], max_width)
        for wdg in self._widgets:
            m_w = max_width / 2 + .8
            wdg['frameSize'] = -m_w, m_w, wdg['frameSize'][2], wdg['frameSize'][3]

    def on_language(self, arg):
        lang_code = {
            _('English'): 'en_EN',
            _('Italian'): 'it_IT'}[arg]
        self._lang_mgr.set_lang(lang_code)
        self._opt_file['settings']['language'] = lang_code[:2]
        self._opt_file.store()
        self.on_options()

    def on_volume(self):
        self._opt_file['settings']['volume'] = self._slider['value']
        self._music.set_volume(self._slider['value'])

    def on_fullscreen(self, arg):
        props = WindowProperties()
        props.set_fullscreen(arg)
        base.win.request_properties(props)
        self._opt_file['settings']['fullscreen'] = int(arg)
        self._opt_file.store()

    def on_resolution(self, arg):
        props = WindowProperties()
        props.set_size(LVector2i(*[int(_res) for _res in arg.split('x')]))
        base.win.request_properties(props)
        self._opt_file['settings']['resolution'] = arg
        self._opt_file.store()

    def on_aa(self, arg):
        self._pipeline.msaa_samples = 4 if arg else 1
        debug(f'msaa: {self._pipeline.msaa_samples}')
        self._opt_file['settings']['antialiasing'] = int(arg)
        self._opt_file.store()

    def on_shadows(self, arg):
        self._pipeline.enable_shadows = int(arg)
        debug(f'shadows: {self._pipeline.enable_shadows}')
        self._opt_file['settings']['shadows'] = int(arg)
        self._opt_file.store()

    def on_website(self):
        if platform.startswith('linux'):
            environ['LD_LIBRARY_PATH'] = ''
            system('xdg-open https://www.ya2.it')
        else:
            open_new_tab('https://www.ya2.it')

    def on_back(self):
        self._opt_file.store()
        self.destroy()
        self._cursor = MouseCursor(
            'assets/buttons/arrowUpLeft.png', (.04, 1, .04), (.5, .5, .5, 1),
            (.01, .01))
        self._set_main()

    def destroy(self):
        [wdg.destroy() for wdg in self._widgets]
        self._cursor.destroy()