|
3 | 3 | Fill Betweenx Demo |
4 | 4 | ================== |
5 | 5 |
|
6 | | -Using ``fill_betweenx`` to color between two horizontal curves. |
| 6 | +Using `~.Axes.fill_betweenx` to color along the horizontal direction between |
| 7 | +two curves. |
7 | 8 | """ |
8 | 9 | importmatplotlib.pyplotasplt |
9 | 10 | importnumpyasnp |
|
13 | 14 | x1=np.sin(2*np.pi*y) |
14 | 15 | x2=1.2*np.sin(4*np.pi*y) |
15 | 16 |
|
16 | | -fig, [ax1,ax2,ax3]=plt.subplots(3,1,sharex=True) |
| 17 | +fig, [ax1,ax2,ax3]=plt.subplots(1,3,sharey=True,figsize=(6,6)) |
17 | 18 |
|
18 | 19 | ax1.fill_betweenx(y,0,x1) |
19 | | -ax1.set_ylabel('(x1, 0)') |
| 20 | +ax1.set_title('between(x1, 0)') |
20 | 21 |
|
21 | 22 | ax2.fill_betweenx(y,x1,1) |
22 | | -ax2.set_ylabel('(x1, 1)') |
| 23 | +ax2.set_title('between (x1, 1)') |
| 24 | +ax2.set_xlabel('x') |
23 | 25 |
|
24 | 26 | ax3.fill_betweenx(y,x1,x2) |
25 | | -ax3.set_ylabel('(x1, x2)') |
26 | | -ax3.set_xlabel('x') |
| 27 | +ax3.set_title('between (x1, x2)') |
27 | 28 |
|
28 | 29 | # now fill between x1 and x2 where a logical condition is met. Note |
29 | 30 | # this is different than calling |
30 | 31 | # fill_between(y[where], x1[where], x2[where]) |
31 | 32 | # because of edge effects over multiple contiguous regions. |
32 | 33 |
|
33 | | -fig, [ax,ax1]=plt.subplots(2,1,sharex=True) |
| 34 | +fig, [ax,ax1]=plt.subplots(1,2,sharey=True,figsize=(6,6)) |
34 | 35 | ax.plot(x1,y,x2,y,color='black') |
35 | 36 | ax.fill_betweenx(y,x1,x2,where=x2>=x1,facecolor='green') |
36 | 37 | ax.fill_betweenx(y,x1,x2,where=x2<=x1,facecolor='red') |
37 | | -ax.set_title('fill between where') |
| 38 | +ax.set_title('fill_betweenx where') |
38 | 39 |
|
39 | 40 | # Test support for masked arrays. |
40 | 41 | x2=np.ma.masked_greater(x2,1.0) |
41 | 42 | ax1.plot(x1,y,x2,y,color='black') |
42 | 43 | ax1.fill_betweenx(y,x1,x2,where=x2>=x1,facecolor='green') |
43 | 44 | ax1.fill_betweenx(y,x1,x2,where=x2<=x1,facecolor='red') |
44 | | -ax1.set_title('Nowregions with x2 > 1 are masked') |
| 45 | +ax1.set_title('regions with x2 > 1 are masked') |
45 | 46 |
|
46 | 47 | # This example illustrates a problem; because of the data |
47 | 48 | # gridding, there are undesired unfilled triangles at the crossover |
|