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Fix chart scales & zooming

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This commit is contained in:
Ilya Laktyushin
2020-03-23 19:38:40 +04:00
parent 45cdcfba15
commit 850b19e607
12 changed files with 79 additions and 51 deletions
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18
submodules/GraphCore/Sources/Charts/Controllers/GeneralChartComponentController.swift
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@@ -269,16 +269,20 @@ class GeneralChartComponentController: ChartThemeContainer {
var numberOfOffsetsPerItem = ditance / approximateNumberOfChartValues
var multiplier: CGFloat = 1.0
while numberOfOffsetsPerItem > 10 {
numberOfOffsetsPerItem /= 10
multiplier *= 10
if numberOfOffsetsPerItem > 0 {
while numberOfOffsetsPerItem > 10 {
numberOfOffsetsPerItem /= 10
multiplier *= 10
}
}
var dividor: CGFloat = 1.0
var maximumNumberOfDecimals = 2
while numberOfOffsetsPerItem < 1 {
numberOfOffsetsPerItem *= 10
dividor *= 10
maximumNumberOfDecimals += 1
if numberOfOffsetsPerItem > 0 {
while numberOfOffsetsPerItem < 1 {
numberOfOffsetsPerItem *= 10
dividor *= 10
maximumNumberOfDecimals += 1
}
}
var base: CGFloat = BaseConstants.verticalBaseAnchors.first { numberOfOffsetsPerItem > $0 } ?? BaseConstants.defaultVerticalBaseAnchor