matplotlib · mdboom · Mar 3, 2015 · Mar 3, 2015 · Mar 3, 2015
diff --git a/lib/matplotlib/mathtext.py b/lib/matplotlib/mathtext.py
@@ -188,7 +188,7 @@ def render_glyph(self, ox, oy, info):
                               oy - info.metrics.ymin)
         else:
             info.font.draw_glyph_to_bitmap(
-                self.image, ox, oy - info.metrics.iceberg, info.glyph,
+                self.image, ox, oy - info.metrics.ymax, info.glyph,
                 antialiased=rcParams['text.antialiased'])
 
     def render_rect_filled(self, x1, y1, x2, y2):
@@ -621,6 +621,8 @@ def _get_info(self, fontname, font_class, sym, fontsize, dpi):
             ymax    = ymax+offset,
             # iceberg is the equivalent of TeX's "height"
             iceberg = glyph.horiBearingY/64.0 + offset,
+            vbearing = (glyph.horiBearingY/64.0 +
+                        glyph.vertBearingY/64.0 + offset),
             slanted = slanted
             )
 
@@ -1307,8 +1309,11 @@ def _update_metrics(self):
             self.width = metrics.advance
         else:
             self.width = metrics.width
-        self.height = metrics.iceberg
-        self.depth = -(metrics.iceberg - metrics.height)
+        if self.c in ('-', '\minus'):
+            self.height = metrics.vbearing
+        else:
+            self.height = metrics.iceberg
+        self.depth = max(-metrics.ymin, 0)
 
     def is_slanted(self):
         return self._metrics.slanted

diff --git a/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_cm_07.pdf b/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_cm_07.pdf
diff --git a/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_cm_21.pdf b/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_cm_21.pdf
diff --git a/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_cm_68.pdf b/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_cm_68.pdf
diff --git a/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_cm_68.png b/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_cm_68.png
diff --git a/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_cm_68.svg b/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_cm_68.svg
diff --git a/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_stix_68.pdf b/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_stix_68.pdf
diff --git a/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_stix_68.png b/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_stix_68.png
diff --git a/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_stix_68.svg b/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_stix_68.svg
diff --git a/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_stixsans_68.pdf b/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_stixsans_68.pdf
diff --git a/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_stixsans_68.png b/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_stixsans_68.png
diff --git a/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_stixsans_68.svg b/lib/matplotlib/tests/baseline_images/test_mathtext/mathtext_stixsans_68.svg
diff --git a/lib/matplotlib/tests/test_mathtext.py b/lib/matplotlib/tests/test_mathtext.py
@@ -92,7 +92,8 @@
     r"$\left(2 \, a=b\right)$", # Sage bug #8125
     r"$? ! &$", # github issue #466
     r'$\operatorname{cos} x$', # github issue #553
-    r'$\sum _{\genfrac{}{}{0}{}{0\leq i\leq m}{0<j<n}}P\left(i,j\right)$'
+    r'$\sum _{\genfrac{}{}{0}{}{0\leq i\leq m}{0<j<n}}P\left(i,j\right)$',
+    r'$\left|\minus\right\rangle$' # github issue #3374
 ]
 
 digits = "0123456789"