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我在繪圖空間中正確繪製了一個圖,並且我試圖繪製由分段控制按鈕觸發的第二個圖,而不是第一個。 x軸(xRange和globalXRange)及其在圖1和2之間的對應值保持不變,只是相應的y軸(比例和標籤)在變化。這需要在y軸上更改比例和標籤...
對於第一個情節,我已經設置:
//繪圖範圍Y軸
self.plotSpace.yRange = [CPTPlotRange plotRangeWithLocation:CPTDecimalFromDouble(-1.2)length:CPTDecimalFromDouble(6.5)];
self.plotSpace.globalYRange = self.plotSpace.yRange;
// Y軸的可見性
self.axisSet.yAxis.visibleRange = [CPTPlotRange plotRangeWithLocation:CPTDecimalFromInteger(0)
長度:CPTDecimalFromInteger(5)];
這是完美的工作。
當使用新的CPTPlotRanges更改self.plotSpace.yRange和self.plotSpace.grobalYRange時(我在我的代碼段中以與上述相同的方式執行此操作-if-else語句),兩者:y軸的比例和標籤都不會更改為如果需要,請使用新的y軸範圍(應為0-100,而不應為0-5)。只是minorTicksPerInterval正確更改。
怎麼做?順便說一句:我不是在同一圖中尋找2 y軸。有什麼建議麼... 
globalYRange約束分配給yRange的新值。在更改yRange之前將globalYRange設置為nil。
self.plotSpace.globalYRange = nil;
self.plotSpace.yRange = newRange;
self.plotSpace.globalYRange = self.plotSpace.yRange;
|
你的答案
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