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previewer.py
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previewer.py
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import csv, os
from kivy.app import App
from kivy.properties import BooleanProperty, ListProperty, ObjectProperty
from pyy_chr.core import Buffer, BitplaneInterpreter, BufferInterpreter, TileMapper
import text_util
class PreviewerApp(App):
dirty = BooleanProperty(False)
pixel_provider = ObjectProperty()
text_banks = ListProperty()
def __init__(self):
super(PreviewerApp, self).__init__()
self._text_bank_info = [
{
"display": "None",
"window_size": (22, 6)
},
{
"display": "Dialog 1",
"path": "assets/text/dialog_bank_1.csv",
"window_size": (22, 6)
},
{
"display": "Dialog 2",
"path": "assets/text/dialog_bank_2.csv",
"window_size": (22, 6)
},
{
"display": "Dialog 3",
"path": "assets/text/dialog_bank_3.csv",
"window_size": (22, 6)
},
{
"display": "EVO options",
"path": "assets/text/evo_options.csv",
"window_size": (17, 20)
},
{
"display": "Area names",
"path": "assets/text/area_names.csv",
"window_size": (22, 2)
},
]
self._reverse_font_map = None
self._font_buffer = None
self._text_buffer = None
self._available_text = None
self._encoded_text = None
self._current_bank = 0
self._current_page = 0
self._current_text_index = 0
def build_config(self, config):
config.setdefaults("previewer", {
"data_path": "."
})
def build_settings(self, settings):
settings_json = """
[
{ "type": "path",
"title": "Data path",
"desc": "The root path of the 46BYS project data to use.",
"section": "previewer",
"key": "data_path" }
]
"""
settings.add_json_panel('Previewer settings', self.config, data=settings_json)
def build(self):
self.text_banks = [info['display'] for info in self._text_bank_info]
palette_source = BufferInterpreter(1, "RGB",
Buffer(bytearray(b'\x00\x00\x73\x00\x00\x00\x7d\x7d\x7d\xff\xff\xff')))
mapper = TileMapper(None, None, palette_source)
self.pixel_provider = mapper
self._load_common_assets()
self._load_text_bank()
def on_config_change(self, config, section, key, value):
self._load_common_assets()
def on_bank_changed(self, bank_name):
bank_index = None
for i, bank_info in enumerate(self._text_bank_info):
if bank_info['display'] == bank_name:
bank_index = i
if bank_index is not None:
self._current_bank = bank_index
self._load_text_bank()
def on_text_changed(self, text):
if self._available_text is not None and self._available_text[self._current_text_index][4] != text:
self._available_text[self._current_text_index][4] = text
self.dirty = True
if self._reverse_font_map is not None and self._window_size is not None:
self._encoded_text = text_util.encode_text(text, self._reverse_font_map,
pad_to_line_count=self._window_size[1]).split(b'\xfe')
self._redraw_text()
def on_save(self):
data_path = self.config.get('previewer', 'data_path')
bank_info = self._text_bank_info[self._current_bank]
with open(os.path.join(data_path, bank_info['path']), 'w',
encoding='shift-jis') as in_file:
writer = csv.writer(in_file, lineterminator='\n')
writer.writerows(self._available_text)
self.dirty = False
def on_display_touch_up(self, display, touch):
if display.collide_point(*touch.opos):
x_delta = touch.pos[0] - touch.opos[0]
y_delta = touch.pos[1] - touch.opos[1]
if abs(x_delta) > abs(y_delta):
if x_delta < 0 and self._current_text_index < len(self._available_text) - 1:
self._set_current_text(self._current_text_index + 1)
elif x_delta > 0 and self._current_text_index > 0:
self._set_current_text(self._current_text_index - 1)
else:
if y_delta > 0:
self._set_current_page(self._current_page + 1)
elif y_delta < 0 < self._current_page:
self._set_current_page(self._current_page - 1)
def on_cursor_position_changed(self, new_pos):
if self._window_size is not None:
new_page = new_pos[1] // self._window_size[1]
if new_page != self._current_page:
self._set_current_page(new_page)
def _load_common_assets(self):
data_path = self.config.get('previewer', 'data_path')
try:
self._reverse_font_map = text_util.load_map_reverse(os.path.join(data_path, 'assets/text/font.tbl'))
self._font_buffer = Buffer(open(os.path.join(data_path, 'assets/gfx/font.bin'), 'rb').read())
self.pixel_provider.tile_source = BitplaneInterpreter(self._font_buffer, 2, 1)
except FileNotFoundError:
self._reverse_font_map = None
self._font_buffer = None
self.pixel_provider.tile_source = None
self._redraw_text()
def _load_text_bank(self):
bank_info = self._text_bank_info[self._current_bank]
self._available_text = None
self.dirty = False
if self.pixel_provider is None:
return
self._window_size = bank_info['window_size']
empty_window = bytearray(b'\x01' + b'\x02' * self._window_size[0] + b'\x03' +
(b'\x08' + b'\x00' * self._window_size[0] + b'\x0a') * self._window_size[1] +
b'\x04' + b'\x05' * self._window_size[0] + b'\x06')
self._text_buffer = Buffer(empty_window)
self.pixel_provider.map_source = BufferInterpreter(self._window_size[0] + 2, 'P', self._text_buffer)
if 'path' not in bank_info:
return
data_path = self.config.get('previewer', 'data_path')
try:
with open(os.path.join(data_path, bank_info['path']), 'r',
encoding='shift-jis') as in_file:
reader = csv.reader(in_file, lineterminator='\n')
self._available_text = [row for row in reader]
except FileNotFoundError:
pass
self._set_current_text(0)
def _set_current_text(self, text_index):
self._current_text_index = text_index
text_input = self.root.ids['text_input']
text_input.text = self._available_text[self._current_text_index][4]
text_input.cursor = 0, 0
def _set_current_page(self, page):
self._current_page = page
self._redraw_text()
def _redraw_text(self):
if self._encoded_text is None or self._text_buffer is None:
return
current_line = self._current_page * self._window_size[1]
writer = self._text_buffer.begin_write()
for line_index, line in enumerate(self._encoded_text):
if line_index < current_line:
continue
if line_index >= current_line + self._window_size[1]:
break
writer.write((line_index - current_line + 1) * (self._window_size[0] + 2) + 1, line.ljust(self._window_size[0], b'\x00')[:self._window_size[0]])
writer.end_write()
self.root.canvas.ask_update()
if __name__ == '__main__':
PreviewerApp().run()
pass