Created
February 8, 2018 18:20
-
-
Save meased/af3c87e8c1f8baa2952e0bf9541da452 to your computer and use it in GitHub Desktop.
PangoCairo text rendering with python3
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#!/usr/bin/python3 | |
#-*- coding:utf8 -*- | |
import cairo | |
import gi | |
gi.require_version('Pango', '1.0') | |
gi.require_version('PangoCairo', '1.0') | |
from gi.repository import Pango, PangoCairo | |
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, 600, 100) | |
context = cairo.Context(surface) | |
layout = PangoCairo.create_layout(context) | |
layout.set_font_description(Pango.font_description_from_string('Serif Normal 12')) | |
layout.set_alignment(Pango.Alignment.CENTER) | |
layout.set_markup('Normal <b>Bold</b> <i>Italic</i> <small>Small</small> <big>Big</big>', -1) | |
# centering | |
width, height = surface.get_width(), surface.get_height() | |
_, extents = layout.get_pixel_extents() | |
tw, th = extents.width, extents.height | |
context.move_to(width/2 - tw/2, height/2 - th/2) | |
PangoCairo.show_layout(context, layout) | |
surface.write_to_png('pangocairo.png') |
conda install -c conda-forge pygobject
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Can you show me how to install cairo,gi,pango,pangocairo in ubuntu?