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Commit6009467

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Wiliam

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Implement the changes to the text rotation

1 parent758a399 commit6009467Copy full SHA for 6009467

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49 files changed

+14

-4

lines changed

lib
- matplotlib
  - backends
    - backend_agg.py
  - tests/baseline_images
- mpl_toolkits
  - axisartist/tests/baseline_images
    - test_axis_artist
      - axis_artist_ticklabels.png
    - test_axislines
      - subplotzero_ylabel.png
    - test_grid_helper_curvelinear
      - polar_box.png
  - mplot3d/tests/baseline_images/test_axes3d
    - surface3d_label_offset_tick_position.png

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49 files changed

+14

-4

lines changed

`‎lib/matplotlib/backends/backend_agg.py`

Lines changed: 14 additions & 4 deletions

Original file line number	Diff line number	Diff line change
`@@ -197,10 +197,20 @@ def draw_text(self, gc, x, y, s, prop, angle, ismath=False, mtext=None):`
`197`	`197`	`xo,yo=font.get_bitmap_offset()`
`198`	`198`	`xo/=64.0`
`199`	`199`	`yo/=64.0`
`200`		`-xd=d*sin(radians(angle))`
`201`		`-yd=d*cos(radians(angle))`
`202`		`-x=round(x+xo+xd)`
`203`		`-y=round(y+yo+yd)`
	`200`	`+`
	`201`	`+rad=radians(angle)`
	`202`	`+xd=d*sin(rad)`
	`203`	`+yd=d*cos(rad)`
	`204`	`+# Rotating the offset vector ensures text rotates around the anchor point.`
	`205`	`+# Without this, rotated text offsets incorrectly, causing a horizontal shift.`
	`206`	`+# Applying the 2D rotation matrix.`
	`207`	`+rotated_xo=xocos(rad)-yosin(rad)`
	`208`	`+rotated_yo=xosin(rad)+yocos(rad)`
	`209`	`+# Subtract rotated_yo to account for the inverted y-axis in computer graphics,`
	`210`	`+# compared to the mathematical convention.`
	`211`	`+x=round(x+rotated_xo+xd)`
	`212`	`+y=round(y-rotated_yo+yd)`
	`213`	`+`
`204`	`214`	`self._renderer.draw_text_image(font,x,y+1,angle,gc)`
`205`	`215`
`206`	`216`	`defget_text_width_height_descent(self,s,prop,ismath):`

`‎lib/matplotlib/tests/baseline_images/test_axes/fill_units.png`

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`‎lib/matplotlib/tests/baseline_images/test_contour/contour_test_label_transforms.png`

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`‎lib/matplotlib/tests/baseline_images/test_dates/DateFormatter_fractionalSeconds.png`

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`‎lib/matplotlib/tests/baseline_images/test_dates/RRuleLocator_bounds.png`

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`‎lib/matplotlib/tests/baseline_images/test_figure/figure_align_labels.png`

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`‎lib/matplotlib/tests/baseline_images/test_polar/polar_rlabel_position.png`

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`‎lib/matplotlib/tests/baseline_images/test_polar/polar_theta_wedge.png`

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`‎lib/matplotlib/tests/baseline_images/test_text/multiline2.png`

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`‎lib/mpl_toolkits/axisartist/tests/baseline_images/test_axis_artist/axis_artist_ticklabels.png`

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`‎lib/mpl_toolkits/axisartist/tests/baseline_images/test_grid_helper_curvelinear/polar_box.png`

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`‎lib/mpl_toolkits/mplot3d/tests/baseline_images/test_axes3d/surface3d_label_offset_tick_position.png`

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