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display: Move glyph definition to printer config

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This commit allows to modify the icons (or glyphs) in the displays that
support it. Existing icons can be modified and new icons can be added via
a [display_glyph] section in the config.

Signed-off-by: Florian Heilmann <Florian.Heilmann@gmx.net>
This commit is contained in:
Florian Heilmann 2020-06-07 16:25:19 +00:00 • committed by KevinOConnor
parent 722770f62f
commit 3dcac1308e
7 changed files with 196 additions and 173 deletions
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34
klippy/extras/display/display.py
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@ -100,9 +100,6 @@ class PrinterLCD:
self.show_data_group = self.display_data_groups.get(dgroup)
if self.show_data_group is None:
raise config.error("Unknown display_data group '%s'" % (dgroup,))
# Screen updating
self.glyph_helpers = { 'animated_bed': self.animate_bed,
'animated_fan': self.animate_fan }
self.printer.register_event_handler("klippy:ready", self.handle_ready)
self.screen_update_timer = self.reactor.register_timer(
self.screen_update_event)
@ -139,6 +136,28 @@ class PrinterLCD:
for group_name, data_configs in groups.items():
dg = DisplayGroup(config, group_name, data_configs)
self.display_data_groups[group_name] = dg
# Load display glyphs
dg_prefix = 'display_glyph '
icons = {}
dg_main = config.get_prefix_sections(dg_prefix)
dg_main_names = {c.get_name(): 1 for c in dg_main}
dg_def = [c for c in dconfig.get_prefix_sections(dg_prefix)
if c.get_name() not in dg_main_names]
for dg in dg_main + dg_def:
glyph_name = dg.get_name()[len(dg_prefix):]
glyph_data = []
for line in dg.get('data').split('\n'):
if line:
line_val = int(line, 2)
if line_val > 65535:
raise config.error("Glyph line out of range for " + \
"glyph %s maximum is 65535" % (glyph_name,))
glyph_data.append(line_val)
if len(glyph_data) < 16:
raise config.error("Not enough lines for" + \
"glyph %s, 16 lines are needed" % (glyph_name,))
icons[dg.get_name()[len(dg_prefix):]] = glyph_data
self.lcd_chip.set_glyphs(icons)
# Initialization
def handle_ready(self):
self.lcd_chip.init()
@ -159,13 +178,6 @@ class PrinterLCD:
logging.exception("Error during display screen update")
self.lcd_chip.flush()
return eventtime + .500
# Rendering helpers
def animate_bed(self, row, col, eventtime):
frame = int(eventtime) & 1
return self.lcd_chip.write_glyph(col, row, 'bed_heat%d' % (frame + 1,))
def animate_fan(self, row, col, eventtime):
frame = int(eventtime) & 1
return self.lcd_chip.write_glyph(col, row, 'fan%d' % (frame + 1,))
def draw_text(self, row, col, mixed_text, eventtime):
pos = col
for i, text in enumerate(mixed_text.split('~')):
@ -173,8 +185,6 @@ class PrinterLCD:
# write text
self.lcd_chip.write_text(pos, row, text)
pos += len(text)
elif text in self.glyph_helpers:
pos += self.glyph_helpers[text](row, pos, eventtime)
else:
# write glyph
pos += self.lcd_chip.write_glyph(pos, row, text)