Write drawTouchTooltip, getBarLineXLength, getExtraNeededHorizontalSpace, getExtraNeededVerticalSpace, getLeftOffsetDrawSize, getTopOffsetDrawSize, handleTouch, getNearestTouchedSpot tests in line_chart_painter_test
Write drawTouchTooltip, getBarLineXLength, getExtraNeededHorizontalSpace, getExtraNeededVerticalSpace, getLeftOffsetDrawSize, getTopOffsetDrawSize, handleTouch, getNearestTouchedSpot tests in line_chart_painter_test

imaNNeoFighT/fl_chart,imaNNeoFighT/fl_chart,imaNNeoFighT/fl_chart,imaNNeoFighT/fl_chart,imaNNeoFighT/fl_chart,imaNNeoFighT/fl_chart,imaNNeoFighT/fl_chart