def _create_gc(self, size, pix_format="bgra32"):
gc_size = (size[0]+1, size[1]+1)
# We have to set bottom_up=0 or otherwise the PixelMap will appear
# upside down in the QImage.
gc = GraphicsContext(gc_size, pix_format=pix_format, bottom_up=0)
gc.translate_ctm(0.5, 0.5)
return gc
def _create_gc(self, size, pix_format="bgra32"):
"Create a Kiva graphics context of a specified size"
# We have to set bottom_up=0 or otherwise the PixelMap will
# appear upside down when blitting. Note that this is not the
# case on Windows.
bottom_up = 0 if sys.platform != "win32" else 1
gc = GraphicsContext((size[0] + 1, size[1] + 1), pix_format=pix_format, bottom_up=bottom_up)
gc.translate_ctm(0.5, 0.5)
return gc
def _create_gc(self, size, pix_format="bgra32"):
"Create a Kiva graphics context of a specified size"
# We have to set bottom_up=0 or otherwise the PixelMap will
# appear upside down when blitting. Note that this is not the
# case on Windows.
bottom_up = 0 if sys.platform != 'win32' else 1
gc = GraphicsContext((size[0] + 1, size[1] + 1),
pix_format=pix_format,
bottom_up=bottom_up)
gc.translate_ctm(0.5, 0.5)
return gc
def _create_gc(self, size, pix_format="bgra32"):
gc = GraphicsContext(
(size[0] + 1, size[1] + 1),
pix_format=pix_format,
# We have to set bottom_up=0 or otherwise the PixelMap will
# appear upside down in the QImage.
bottom_up=0)
gc.translate_ctm(0.5, 0.5)
return gc
def test_creation(self):
""" Simply create and destroy multiple objects. This silly
test crashed when we transitioned from Numeric 23.1 to 23.8.
That problem is fixed now.
"""
for i in range(10):
gc = GraphicsContextSystem((100, 100), "rgba32")
del gc
def font_metrics_provider():
from kiva.fonttools import Font
gc = GraphicsContext((1, 1))
gc.set_font(Font())
return gc
def font_metrics_provider():
from kiva.fonttools import Font
gc = GraphicsContext((1, 1))
gc.set_font(Font())
return gc
import sys
from kiva import agg
gc = agg.GraphicsContextArray((100,100))
gc.move_to(0,0)
gc.line_to(100,100)
gc.stroke_path()
gc.save("bob.bmp")
gc.save("bob.jpg")
gc.convert_pixel_format("rgb24")
gc.save("bob1.bmp")
if sys.platform == "win32":
from kiva.agg import GraphicsContextSystem
gc = GraphicsContextSystem((100,100))
gc.move_to(0,0)
gc.line_to(100,100)
gc.stroke_path()
gc.save("bob2.bmp")
gc.convert_pixel_format("rgb24")
gc.save("bob3.bmp")
# license included in LICENSE.txt and may be redistributed only under
# the conditions described in the aforementioned license. The license
# is also available online at http://www.enthought.com/licenses/BSD.txt
#
# Thanks for using Enthought open source!
import sys
from kiva import agg
gc = agg.GraphicsContextArray((100, 100))
gc.move_to(0, 0)
gc.line_to(100, 100)
gc.stroke_path()
gc.save("bob.bmp")
gc.save("bob.jpg")
gc.convert_pixel_format("rgb24")
gc.save("bob1.bmp")
if sys.platform == "win32":
from kiva.agg import GraphicsContextSystem
gc = GraphicsContextSystem((100, 100))
gc.move_to(0, 0)
gc.line_to(100, 100)
gc.stroke_path()
gc.save("bob2.bmp")
gc.convert_pixel_format("rgb24")
gc.save("bob3.bmp")