메모
전체 예제 코드를 다운로드 하려면 여기 를 클릭 하십시오.
행당 또는 열당 컬러바 #
이 예제는 이미지 그리드의 각 행 또는 열에 대해 하나의 공통 컬러바를 사용하는 방법을 보여줍니다.
![데모 에지 컬러바](/stable/_images/sphx_glr_demo_edge_colorbar_001.png)
from matplotlib import cbook
import matplotlib.pyplot as plt
from mpl_toolkits.axes_grid1 import AxesGrid
def get_demo_image():
z = cbook.get_sample_data("axes_grid/bivariate_normal.npy", np_load=True)
# z is a numpy array of 15x15
return z, (-3, 4, -4, 3)
def demo_bottom_cbar(fig):
"""
A grid of 2x2 images with a colorbar for each column.
"""
grid = AxesGrid(fig, 121, # similar to subplot(121)
nrows_ncols=(2, 2),
axes_pad=0.10,
share_all=True,
label_mode="1",
cbar_location="bottom",
cbar_mode="edge",
cbar_pad=0.25,
cbar_size="15%",
direction="column"
)
Z, extent = get_demo_image()
cmaps = ["autumn", "summer"]
for i in range(4):
im = grid[i].imshow(Z, extent=extent, cmap=cmaps[i//2])
if i % 2:
grid.cbar_axes[i//2].colorbar(im)
for cax in grid.cbar_axes:
cax.toggle_label(True)
cax.axis[cax.orientation].set_label("Bar")
# This affects all axes as share_all = True.
grid.axes_llc.set_xticks([-2, 0, 2])
grid.axes_llc.set_yticks([-2, 0, 2])
def demo_right_cbar(fig):
"""
A grid of 2x2 images. Each row has its own colorbar.
"""
grid = AxesGrid(fig, 122, # similar to subplot(122)
nrows_ncols=(2, 2),
axes_pad=0.10,
label_mode="1",
share_all=True,
cbar_location="right",
cbar_mode="edge",
cbar_size="7%",
cbar_pad="2%",
)
Z, extent = get_demo_image()
cmaps = ["spring", "winter"]
for i in range(4):
im = grid[i].imshow(Z, extent=extent, cmap=cmaps[i//2])
if i % 2:
grid.cbar_axes[i//2].colorbar(im)
for cax in grid.cbar_axes:
cax.toggle_label(True)
cax.axis[cax.orientation].set_label('Foo')
# This affects all axes because we set share_all = True.
grid.axes_llc.set_xticks([-2, 0, 2])
grid.axes_llc.set_yticks([-2, 0, 2])
fig = plt.figure(figsize=(5.5, 2.5))
fig.subplots_adjust(left=0.05, right=0.93)
demo_bottom_cbar(fig)
demo_right_cbar(fig)
plt.show()