Commitdf5558c

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Add tests that hinting_factor works.

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Lines changed: 20 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -7,6 +7,7 @@`
`7`	`7`	`importtempfile`
`8`	`8`	`importwarnings`
`9`	`9`
	`10`	`+importnumpyasnp`
`10`	`11`	`importpytest`
`11`	`12`
`12`	`13`	`frommatplotlib.font_managerimport (`
`@@ -86,3 +87,22 @@ def test_otf():`
`86`	`87`	`@pytest.mark.skipif(nothas_fclist,reason='no fontconfig installed')`
`87`	`88`	`deftest_get_fontconfig_fonts():`
`88`	`89`	`assertlen(get_fontconfig_fonts())>1`
	`90`	`+`
	`91`	`+`
	`92`	`+@pytest.mark.parametrize('factor', [2,4,6,8])`
	`93`	`+deftest_hinting_factor(factor):`
	`94`	`+font=findfont(FontProperties(family=["sans-serif"]))`
	`95`	`+`
	`96`	`+font1=get_font(font,hinting_factor=1)`
	`97`	`+font1.clear()`
	`98`	`+font1.set_size(12,100)`
	`99`	`+font1.set_text('abc')`
	`100`	`+expected=font1.get_width_height()`
	`101`	`+`
	`102`	`+hinted_font=get_font(font,hinting_factor=factor)`
	`103`	`+hinted_font.clear()`
	`104`	`+hinted_font.set_size(12,100)`
	`105`	`+hinted_font.set_text('abc')`
	`106`	`+# Check that hinting only changes text layout by a small (5%) amount.`
	`107`	`+np.testing.assert_allclose(hinted_font.get_width_height(),expected,`
	`108`	`+rtol=5e-2)`

Lines changed: 16 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -2,6 +2,8 @@`
`2`	`2`	`unicode_literals)`
`3`	`3`
`4`	`4`	`importsix`
	`5`	`+`
	`6`	`+importio`
`5`	`7`	`importwarnings`
`6`	`8`
`7`	`9`	`importnumpyasnp`
`@@ -448,3 +450,17 @@ def test_nonfinite_pos():`
`448`	`450`	`ax.text(0,np.nan,'nan')`
`449`	`451`	`ax.text(np.inf,0,'inf')`
`450`	`452`	`fig.canvas.draw()`
	`453`	`+`
	`454`	`+`
	`455`	`+deftest_hinting_factor_backends():`
	`456`	`+plt.rcParams['text.hinting_factor']=1`
	`457`	`+fig=plt.figure()`
	`458`	`+t=fig.text(0.5,0.5,'some text')`
	`459`	`+`
	`460`	`+fig.savefig(io.BytesIO(),format='svg')`
	`461`	`+expected=t.get_window_extent().intervalx`
	`462`	`+`
	`463`	`+fig.savefig(io.BytesIO(),format='png')`
	`464`	`+# Backends should apply hinting_factor consistently (within 10%).`
	`465`	`+np.testing.assert_allclose(t.get_window_extent().intervalx,expected,`
	`466`	`+rtol=1e-1)`

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