Add OnDraw event and update test app drawing logic#316

wieslawsoltes merged 3 commits into

codex/add-hit-testing-api-for-drawableswieslawsoltes/Svg.Skia:codex/add-hit-testing-api-for-drawablesfrom

codex/refactor-drawing-logic-to-expose-ondraw-eventwieslawsoltes/Svg.Skia:codex/refactor-drawing-logic-to-expose-ondraw-eventCopy head branch name to clipboard