def main():
gc = GraphicsContext((500, 500))
gc.scale_ctm(1.25, 1.25)
draw(gc)
gc.save(splitext(__file__)[0] + '.png', file_format='png')
def gradient():
gc = GraphicsContext((500, 500))
gc.scale_ctm(1.25, 1.25)
draw(gc)
file_path = tempfile.mktemp(suffix='.png')
gc.save(file_path, file_format='png')
return file_path
def main():
gc = GraphicsContext((500, 500))
gc.scale_ctm(1.25, 1.25)
draw(gc)
gc.save(splitext(__file__)[0]+'.png', file_format='png')
def rect():
gc = GraphicsContext((500, 500))
gc.clear()
gc.rect(100, 100, 300, 300)
gc.draw_path()
file_path = tempfile.mktemp(suffix='.bmp')
gc.save(file_path)
return file_path
def save(self, path):
""" Save the contents of the component to a file.
"""
# 100 DPI dimensions of the Macbook Pro 15"
size = (1435, 982)
gc = GraphicsContext(size)
self.component.draw(gc)
gc.save(path)
def stars():
gc = GraphicsContext((500, 500))
gc.translate_ctm(250, 300)
add_star(gc)
gc.draw_path()
gc.translate_ctm(0, -100)
add_star(gc)
gc.set_fill_color((0.0, 0.0, 1.0))
gc.draw_path(constants.EOF_FILL_STROKE)
file_path = tempfile.mktemp(suffix='.bmp')
gc.save(file_path)
return file_path
def simple():
gc = GraphicsContext((100, 100))
gc.clear()
gc.set_line_cap(constants.CAP_SQUARE)
gc.set_line_join(constants.JOIN_MITER)
gc.set_stroke_color((1, 0, 0))
gc.set_fill_color((0, 0, 1))
gc.rect(0, 0, 30, 30)
gc.draw_path()
file_path = tempfile.mktemp(suffix='.bmp')
gc.save(file_path)
return file_path
def simple():
gc = GraphicsContext((499, 500))
gc.set_fill_color((0, 0, 0))
gc.rect(99, 100, 300, 300)
gc.draw_path()
gc.save(tempfile.mktemp(suffix=".bmp"))
# directly manipulate the underlying Numeric array.
# The color tuple is expressed as BGRA.
gc.bmp_array[:99, :100] = (139, 60, 71, 255)
file_path = tempfile.mktemp(suffix='.bmp')
gc.save(file_path)
return file_path
def stars():
gc = GraphicsContext((500, 500))
with gc:
gc.set_alpha(0.3)
gc.set_stroke_color((1.0, 0.0, 0.0))
gc.set_fill_color((0.0, 1.0, 0.0))
for i in range(0, 600, 5):
with gc:
gc.translate_ctm(i, i)
gc.rotate_ctm(i * pi / 180.)
add_star(gc)
gc.draw_path()
gc.set_fill_color((0.5, 0.5, 0.5, 0.4))
gc.rect(150, 150, 200, 200)
gc.fill_path()
file_path = tempfile.mktemp(suffix='.bmp')
gc.save(file_path)
return file_path
font = Font(face_name="Arial", size=32)
gc.set_font(font)
gc.translate_ctm(100.0, 100.0)
gc.move_to(-5, 0)
gc.line_to(5, 0)
gc.move_to(0, 5)
gc.line_to(0, -5)
gc.move_to(0, 0)
gc.stroke_path()
txtRot = agg.rotation_matrix(PI / 6)
gc.set_text_matrix(txtRot)
gc.show_text("Hello")
txtRot.invert()
gc.set_text_matrix(txtRot)
gc.show_text("inverted")
if __name__ == "__main__":
tests = (
(test_clip_stack, "clip_stack.png"),
(test_arc_to, "arc_to.png"),
(test_handling_text, "handling_text.png"),
)
for test_func, filename in tests:
img = GraphicsContext((800, 600))
img.clear(WHITE)
test_func(img)
img.save(filename)
def test_handling_text(gc):
font = Font(face_name="Arial", size = 32)
gc.set_font(font)
gc.translate_ctm(100.0, 100.0)
gc.move_to(-5,0)
gc.line_to(5,0)
gc.move_to(0,5)
gc.line_to(0,-5)
gc.move_to(0,0)
gc.stroke_path()
txtRot = agg.rotation_matrix(PI/6)
gc.set_text_matrix(txtRot)
gc.show_text("Hello")
txtRot.invert()
gc.set_text_matrix(txtRot)
gc.show_text("inverted")
if __name__ == "__main__":
tests = ((test_clip_stack, "clip_stack.png"),
(test_arc_to, "arc_to.png"),
(test_handling_text, "handling_text.png"))
for test_func, filename in tests:
img = GraphicsContext((800, 600))
img.clear(white)
test_func(img)
img.save(filename)
from enable.kiva_graphics_context import GraphicsContext
gc = GraphicsContext((500,500))
gc.clear()
gc.rect(100,100,300,300)
gc.draw_path()
gc.save("rect.bmp")
