chore(IText): expose getSelectionBounds

[ShaMan123]

Motivation

Getting selection bounds is crucial for custom UX upon selection.

I would move all the data function out to the base mixin, but that can wait

Description

Changes

Gist

First merge #8421

In Action

[github-actions]

Build Stats

file / KB (diff)	bundled	minified
fabric	1060.081 (0)	312.572 (0)

[github-actions]

Coverage after merging ts-texts-patch2 into master will be

82.36%

Coverage Report

File	Stmts	Branches	Funcs	Lines	Uncovered Lines
HEADER.js	54%	48.15%	0%	63.64%	12, 14, 14, 14, 14, 14, 16–17, 21, 21–22, 22, 22, 24, 24, 26, 28, 30–31, 77, 77, 77
src
cache.ts	97.06%	90%	100%	100%	57
canvas.class.ts	93.36%	90.22%	94.12%	95.54%	1045, 1045–1046, 1049, 1069, 1069, 1104, 1137–1138, 1166–1167, 1200, 1208, 1318–1319, 1321–1322, 1342–1343, 1501, 1506, 1516, 1520, 472–473, 478, 487, 636–638, 683–684, 733–734, 737, 739, 782–784, 826, 831–832, 860–861
config.ts	77.27%	66.67%	66.67%	84.62%	130, 138–140, 151–153
constants.ts	100%	100%	100%	100%
intersection.class.ts	100%	100%	100%	100%
pattern.class.ts	92.19%	85.71%	100%	96.30%	110, 116, 127, 136, 88
point.class.ts	100%	100%	100%	100%
shadow.class.ts	95.95%	90%	100%	100%	173, 240, 9
static_canvas.class.ts	90.15%	83.90%	96.70%	92.73%	1112–1113, 1113, 1113–1114, 1248, 1314–1315, 1318, 1367–1368, 1461, 1476, 1480, 1506–1507, 1536–1537, 1570–1571, 1612–1613, 1616, 1618, 1618, 1618, 1618, 1622, 1622, 1622–1624, 1646–1647, 1688–1689, 1692, 1694, 1694, 1694, 1694, 1698, 1698, 1698–1700, 1771, 1771–1772, 1830, 1832, 1832, 1832, 1832, 1832–1833, 1836–1837, 1837, 1837–1838, 1841, 1841, 1841, 1843, 1846, 1852, 1854–1855, 1855, 1855, 1858–1859, 1859, 1859, 1862, 319–320, 322–323, 325–326, 339–340, 342–343, 57, 658–661, 861
src/brushes
base_brush.class.ts	100%	100%	100%	100%
circle_brush.class.ts	2.99%	0%	0%	3.92%	100–101, 103, 105–107, 116, 116, 116, 118, 120, 122–124, 126–129, 137, 144, 146, 26, 31–32, 40–44, 48–52, 59–62, 70–74, 76, 84, 84, 84, 84, 84–85, 87, 87, 87–90, 92
pattern_brush.class.ts	5.26%	0%	0%	8.33%	16, 20–23, 25–26, 26, 26–29, 37–38, 40, 44, 55, 55, 55, 63–65, 65, 65, 72–73, 75–76, 76, 80
pencil_brush.class.ts	91.95%	85.42%	100%	93.69%	125–126, 155, 155–157, 279, 283, 288–289, 71–72, 87–88
spray_brush.class.ts	2.30%	0%	0%	3.08%	102–104, 106–107, 115, 115, 115, 115, 115–116, 118–119, 126–127, 129, 131–135, 144, 148–149, 149, 157, 157, 157–160, 162–165, 169–170, 172, 174–177, 180, 187–188, 190, 192–193, 195, 202–203, 205–206, 209, 209, 216, 216, 220, 25–26, 28–30, 30, 30–32, 36, 45, 52, 59, 66, 73, 80, 92–94
src/color
color.class.ts	91.67%	84.51%	100%	94.44%	325–326, 330–331, 334–335, 41, 45, 72–73, 73, 75, 75, 75–76, 78–79
color_map.ts	100%	100%	100%	100%
constants.ts	100%	100%	100%	100%
index.ts	100%	100%	100%	100%
util.ts	100%	100%	100%	100%
src/controls
actions.ts	100%	100%	100%	100%
changeWidth.ts	100%	100%	100%	100%
control.class.ts	93.98%	88.89%	90.91%	97.78%	236, 320, 320, 355
controls.render.ts	81.63%	78%	100%	84.78%	106, 111, 121, 121, 45, 50, 61, 61, 65–72, 81–82
default_controls.ts	72.73%	50%	100%	100%	109, 113, 120
drag.ts	100%	100%	100%	100%
rotate.ts	20%	12.50%	50%	22.22%	44, 50, 50, 50–51, 54–56, 58, 58, 58, 58, 58–60, 60, 60–62, 64, 64, 64–66, 66, 66–67, 72, 72, 72–73, 75, 77, 79–80
scale.ts	94.41%	94.74%	100%	93.59%	129–130, 132–134, 181–183, 42
scaleSkew.ts	80.56%	66.67%	100%	92.31%	14, 28, 30, 30, 30, 32, 34
skew.ts	91.03%	79.31%	100%	97.67%	131–132, 163–164, 171, 177, 179
util.ts	100%	100%	100%	100%
wrapWithFireEvent.ts	100%	100%	100%	100%
wrapWithFixedAnchor.ts	100%	100%	100%	100%
src/filters
2d_backend.class.ts	92%	83.33%	100%	93.75%	34–35
WebGLProbe.ts	51.02%	50%	66.67%	48.28%	31–33, 33, 33–34, 36–38, 46, 49–51, 51, 51–54, 56, 61, 71–72
base_filter.class.ts	22.35%	20.41%	38.10%	20%	100, 102–104, 104, 104–105, 112–114, 114, 114–115, 122–125, 125, 125–126, 132, 132, 132–135, 153, 183–188, 192–193, 193, 193–196, 196, 196, 196, 196–198, 204, 213–214, 219–223, 265–268, 284, 284, 284–285, 287, 303–305, 305, 305, 305, 305–306, 308, 310–311, 313–314, 316–318, 326–327, 329, 33, 333–335, 339, 339, 339, 343, 343, 343–344, 366, 366, 366–370, 54–55, 83–84, 86, 86, 86–87, 87, 90, 95–97, 99, 99, 99, 99, 99, 99
blendcolor_filter.class.ts	10%	4.76%	28.57%	9.72%	104, 126, 128, 128, 128–130, 135, 145–147, 155, 157–160, 162–165, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 167, 169–172, 174–177, 179–182,