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Demo view controller for negative stacked bars
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20 changes: 20 additions & 0 deletions
20
ChartsDemo/Classes/Demos/NegativeStackedBarChartViewController.h
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| // | ||
| // NegativeStackedBarChartViewController.h | ||
| // ChartsDemo | ||
| // | ||
| // Created by Daniel Cohen Gindi on 17/3/15. | ||
| // | ||
| // Copyright 2015 Daniel Cohen Gindi & Philipp Jahoda | ||
| // A port of MPAndroidChart for iOS | ||
| // Licensed under Apache License 2.0 | ||
| // | ||
| // https://github.com/danielgindi/ios-charts | ||
| // | ||
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| #import <UIKit/UIKit.h> | ||
| #import "DemoBaseViewController.h" | ||
| #import <Charts/Charts.h> | ||
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| @interface NegativeStackedBarChartViewController : DemoBaseViewController | ||
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| @end |
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236
ChartsDemo/Classes/Demos/NegativeStackedBarChartViewController.m
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| // | ||
| // NegativeStackedBarChartViewController.m | ||
| // ChartsDemo | ||
| // | ||
| // Created by Daniel Cohen Gindi on 17/3/15. | ||
| // | ||
| // Copyright 2015 Daniel Cohen Gindi & Philipp Jahoda | ||
| // A port of MPAndroidChart for iOS | ||
| // Licensed under Apache License 2.0 | ||
| // | ||
| // https://github.com/danielgindi/ios-charts | ||
| // | ||
|
|
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| #import "NegativeStackedBarChartViewController.h" | ||
| #import "ChartsDemo-Swift.h" | ||
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| @interface NegativeStackedBarChartViewController () <ChartViewDelegate> | ||
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| @property (nonatomic, strong) IBOutlet HorizontalBarChartView *chartView; | ||
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| @end | ||
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| @implementation NegativeStackedBarChartViewController | ||
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| - (void)viewDidLoad | ||
| { | ||
| [super viewDidLoad]; | ||
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| self.title = @"Horizontal Bar Chart"; | ||
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| self.options = @[ | ||
| @{@"key": @"toggleValues", @"label": @"Toggle Values"}, | ||
| @{@"key": @"toggleHighlight", @"label": @"Toggle Highlight"}, | ||
| @{@"key": @"toggleHighlightArrow", @"label": @"Toggle Highlight Arrow"}, | ||
| @{@"key": @"animateX", @"label": @"Animate X"}, | ||
| @{@"key": @"animateY", @"label": @"Animate Y"}, | ||
| @{@"key": @"animateXY", @"label": @"Animate XY"}, | ||
| @{@"key": @"toggleStartZero", @"label": @"Toggle StartZero"}, | ||
| @{@"key": @"saveToGallery", @"label": @"Save to Camera Roll"}, | ||
| @{@"key": @"togglePinchZoom", @"label": @"Toggle PinchZoom"}, | ||
| @{@"key": @"toggleAutoScaleMinMax", @"label": @"Toggle auto scale min/max"}, | ||
| ]; | ||
|
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| NSNumberFormatter *customFormatter = [[NSNumberFormatter alloc] init]; | ||
| customFormatter.negativePrefix = @""; | ||
| customFormatter.positiveSuffix = @"m"; | ||
| customFormatter.negativeSuffix = @"m"; | ||
| customFormatter.minimumSignificantDigits = 1; | ||
| customFormatter.minimumFractionDigits = 1; | ||
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| _chartView.delegate = self; | ||
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| _chartView.descriptionText = @""; | ||
| _chartView.noDataTextDescription = @"You need to provide data for the chart."; | ||
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| _chartView.drawBarShadowEnabled = NO; | ||
| _chartView.drawValueAboveBarEnabled = YES; | ||
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| // if false values are only drawn for the stack sum, else each value is drawn | ||
| _chartView.drawValuesForWholeStackEnabled = YES; | ||
| // scaling can now only be done on x- and y-axis separately | ||
| _chartView.pinchZoomEnabled = NO; | ||
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| _chartView.drawBarShadowEnabled = NO; | ||
| _chartView.drawValueAboveBarEnabled = YES; | ||
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| _chartView.leftAxis.enabled = NO; | ||
| _chartView.rightAxis.startAtZeroEnabled = NO; | ||
| _chartView.rightAxis.customAxisMax = 25.0; | ||
| _chartView.rightAxis.customAxisMin = -25.0; | ||
| _chartView.rightAxis.labelCount = 7; | ||
| _chartView.rightAxis.valueFormatter = customFormatter; | ||
| _chartView.rightAxis.labelFont = [UIFont systemFontOfSize:9.f]; | ||
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| ChartXAxis *xAxis = _chartView.xAxis; | ||
| xAxis.labelPosition = XAxisLabelPositionBothSided; | ||
| xAxis.drawGridLinesEnabled = NO; | ||
| xAxis.drawAxisLineEnabled = NO; | ||
| _chartView.rightAxis.labelFont = [UIFont systemFontOfSize:9.f]; | ||
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| ChartLegend *l = _chartView.legend; | ||
| l.position = ChartLegendPositionBelowChartRight; | ||
| l.formSize = 8.f; | ||
| l.formToTextSpace = 4.f; | ||
| l.xEntrySpace = 6.f; | ||
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| NSMutableArray *yValues = [NSMutableArray array]; | ||
| [yValues addObject:[[BarChartDataEntry alloc] initWithValues:@[ @-10, @10 ] xIndex: 0]]; | ||
| [yValues addObject:[[BarChartDataEntry alloc] initWithValues:@[ @-12, @13 ] xIndex: 1]]; | ||
| [yValues addObject:[[BarChartDataEntry alloc] initWithValues:@[ @-15, @15 ] xIndex: 2]]; | ||
| [yValues addObject:[[BarChartDataEntry alloc] initWithValues:@[ @-17, @17 ] xIndex: 3]]; | ||
| [yValues addObject:[[BarChartDataEntry alloc] initWithValues:@[ @-19, @20 ] xIndex: 4]]; | ||
| [yValues addObject:[[BarChartDataEntry alloc] initWithValues:@[ @-19, @19 ] xIndex: 5]]; | ||
| [yValues addObject:[[BarChartDataEntry alloc] initWithValues:@[ @-16, @16 ] xIndex: 6]]; | ||
| [yValues addObject:[[BarChartDataEntry alloc] initWithValues:@[ @-13, @14 ] xIndex: 7]]; | ||
| [yValues addObject:[[BarChartDataEntry alloc] initWithValues:@[ @-10, @11 ] xIndex: 8]]; | ||
| [yValues addObject:[[BarChartDataEntry alloc] initWithValues:@[ @-5, @6 ] xIndex: 9]]; | ||
| [yValues addObject:[[BarChartDataEntry alloc] initWithValues:@[ @-1, @2 ] xIndex: 10]]; | ||
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| BarChartDataSet *set = [[BarChartDataSet alloc] initWithYVals:yValues label:@"Age Distribution"]; | ||
| set.valueFormatter = customFormatter; | ||
| set.valueFont = [UIFont systemFontOfSize:7.f]; | ||
| set.axisDependency = AxisDependencyRight; | ||
| set.barSpace = 0.5f; | ||
| set.colors = @[ | ||
| [UIColor colorWithRed:67/255.f green:67/255.f blue:72/255.f alpha:1.f], | ||
| [UIColor colorWithRed:124/255.f green:181/255.f blue:236/255.f alpha:1.f] | ||
| ]; | ||
| set.stackLabels = @[ | ||
| @"Men", @"Women" | ||
| ]; | ||
|
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| NSArray *xVals = @[ @"0-10", @"10-20", @"20-30", @"30-40", @"40-50", @"50-60", @"60-70", @"70-80", @"80-90", @"90-100", @"100+" ]; | ||
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| BarChartData *data = [[BarChartData alloc] initWithXVals:xVals dataSet:set]; | ||
| _chartView.data = data; | ||
| [_chartView setNeedsDisplay]; | ||
| } | ||
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| - (void)didReceiveMemoryWarning | ||
| { | ||
| [super didReceiveMemoryWarning]; | ||
| // Dispose of any resources that can be recreated. | ||
| } | ||
|
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| - (void)setDataCount:(int)count range:(double)range | ||
| { | ||
| NSMutableArray *xVals = [[NSMutableArray alloc] init]; | ||
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| for (int i = 0; i < count; i++) | ||
| { | ||
| [xVals addObject:months[i % 12]]; | ||
| } | ||
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| NSMutableArray *yVals = [[NSMutableArray alloc] init]; | ||
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| for (int i = 0; i < count; i++) | ||
| { | ||
| double mult = (range + 1); | ||
| double val = (double) (arc4random_uniform(mult)); | ||
| [yVals addObject:[[BarChartDataEntry alloc] initWithValue:val xIndex:i]]; | ||
| } | ||
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| BarChartDataSet *set1 = [[BarChartDataSet alloc] initWithYVals:yVals label:@"DataSet"]; | ||
| set1.barSpace = 0.35; | ||
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| NSMutableArray *dataSets = [[NSMutableArray alloc] init]; | ||
| [dataSets addObject:set1]; | ||
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| BarChartData *data = [[BarChartData alloc] initWithXVals:xVals dataSets:dataSets]; | ||
| [data setValueFont:[UIFont fontWithName:@"HelveticaNeue-Light" size:10.f]]; | ||
|
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| _chartView.data = data; | ||
| } | ||
|
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| - (void)optionTapped:(NSString *)key | ||
| { | ||
| if ([key isEqualToString:@"toggleValues"]) | ||
| { | ||
| for (ChartDataSet *set in _chartView.data.dataSets) | ||
| { | ||
| set.drawValuesEnabled = !set.isDrawValuesEnabled; | ||
| } | ||
|
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| [_chartView setNeedsDisplay]; | ||
| } | ||
|
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| if ([key isEqualToString:@"toggleHighlight"]) | ||
| { | ||
| _chartView.highlightEnabled = !_chartView.isHighlightEnabled; | ||
|
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| [_chartView setNeedsDisplay]; | ||
| } | ||
|
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| if ([key isEqualToString:@"toggleHighlightArrow"]) | ||
| { | ||
| _chartView.drawHighlightArrowEnabled = !_chartView.isDrawHighlightArrowEnabled; | ||
|
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| [_chartView setNeedsDisplay]; | ||
| } | ||
|
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| if ([key isEqualToString:@"toggleStartZero"]) | ||
| { | ||
| _chartView.leftAxis.startAtZeroEnabled = !_chartView.leftAxis.isStartAtZeroEnabled; | ||
| _chartView.rightAxis.startAtZeroEnabled = !_chartView.rightAxis.isStartAtZeroEnabled; | ||
|
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| [_chartView notifyDataSetChanged]; | ||
| } | ||
|
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| if ([key isEqualToString:@"animateX"]) | ||
| { | ||
| [_chartView animateWithXAxisDuration:3.0]; | ||
| } | ||
|
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| if ([key isEqualToString:@"animateY"]) | ||
| { | ||
| [_chartView animateWithYAxisDuration:3.0]; | ||
| } | ||
|
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| if ([key isEqualToString:@"animateXY"]) | ||
| { | ||
| [_chartView animateWithXAxisDuration:3.0 yAxisDuration:3.0]; | ||
| } | ||
|
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| if ([key isEqualToString:@"saveToGallery"]) | ||
| { | ||
| [_chartView saveToCameraRoll]; | ||
| } | ||
|
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| if ([key isEqualToString:@"togglePinchZoom"]) | ||
| { | ||
| _chartView.pinchZoomEnabled = !_chartView.isPinchZoomEnabled; | ||
|
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| [_chartView setNeedsDisplay]; | ||
| } | ||
|
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| if ([key isEqualToString:@"toggleAutoScaleMinMax"]) | ||
| { | ||
| _chartView.autoScaleMinMaxEnabled = !_chartView.isAutoScaleMinMaxEnabled; | ||
| [_chartView notifyDataSetChanged]; | ||
| } | ||
| } | ||
|
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| #pragma mark - ChartViewDelegate | ||
|
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| - (void)chartValueSelected:(ChartViewBase * __nonnull)chartView entry:(ChartDataEntry * __nonnull)entry dataSetIndex:(NSInteger)dataSetIndex highlight:(ChartHighlight * __nonnull)highlight | ||
| { | ||
| NSLog(@"chartValueSelected"); | ||
| } | ||
|
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| - (void)chartValueNothingSelected:(ChartViewBase * __nonnull)chartView | ||
| { | ||
| NSLog(@"chartValueNothingSelected"); | ||
| } | ||
|
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| @end |
47 changes: 47 additions & 0 deletions
47
ChartsDemo/Classes/Demos/NegativeStackedBarChartViewController.xib
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| <?xml version="1.0" encoding="UTF-8" standalone="no"?> | ||
| <document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="7706" systemVersion="14D136" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES"> | ||
| <dependencies> | ||
| <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="7703"/> | ||
| </dependencies> | ||
| <objects> | ||
| <placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner" customClass="NegativeStackedBarChartViewController"> | ||
| <connections> | ||
| <outlet property="chartView" destination="Oqd-Ej-1xl" id="tSA-aU-J9W"/> | ||
| <outlet property="view" destination="i5M-Pr-FkT" id="sfx-zR-JGt"/> | ||
| </connections> | ||
| </placeholder> | ||
| <placeholder placeholderIdentifier="IBFirstResponder" id="-2" customClass="UIResponder"/> | ||
| <view clearsContextBeforeDrawing="NO" contentMode="scaleToFill" id="i5M-Pr-FkT"> | ||
| <rect key="frame" x="0.0" y="0.0" width="375" height="667"/> | ||
| <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/> | ||
| <subviews> | ||
| <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="Zdz-nd-u7k"> | ||
| <rect key="frame" x="289" y="4" width="78" height="35"/> | ||
| <fontDescription key="fontDescription" name="HelveticaNeue-Light" family="Helvetica Neue" pointSize="17"/> | ||
| <inset key="contentEdgeInsets" minX="10" minY="7" maxX="10" maxY="7"/> | ||
| <state key="normal" title="Options"> | ||
| <color key="titleColor" red="0.29803921570000003" green="0.56078431370000004" blue="0.74117647060000003" alpha="1" colorSpace="custom" customColorSpace="sRGB"/> | ||
| </state> | ||
| <connections> | ||
| <action selector="optionsButtonTapped:" destination="-1" eventType="touchUpInside" id="ig5-8o-JhO"/> | ||
| </connections> | ||
| </button> | ||
| <view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="Oqd-Ej-1xl" customClass="HorizontalBarChartView" customModule="Charts"> | ||
| <rect key="frame" x="0.0" y="47" width="375" height="620"/> | ||
| <color key="backgroundColor" white="0.0" alpha="0.0" colorSpace="calibratedWhite"/> | ||
| </view> | ||
| </subviews> | ||
| <color key="backgroundColor" red="0.94117647059999998" green="0.94117647059999998" blue="0.94117647059999998" alpha="1" colorSpace="calibratedRGB"/> | ||
| <constraints> | ||
| <constraint firstItem="Oqd-Ej-1xl" firstAttribute="top" secondItem="i5M-Pr-FkT" secondAttribute="top" constant="47" id="3NA-if-rAO"/> | ||
| <constraint firstItem="Oqd-Ej-1xl" firstAttribute="leading" secondItem="i5M-Pr-FkT" secondAttribute="leading" id="6Mc-iO-BuY"/> | ||
| <constraint firstItem="Zdz-nd-u7k" firstAttribute="top" secondItem="i5M-Pr-FkT" secondAttribute="top" constant="4" id="QYu-uI-rC8"/> | ||
| <constraint firstAttribute="bottom" secondItem="Oqd-Ej-1xl" secondAttribute="bottom" id="caj-8a-75N"/> | ||
| <constraint firstAttribute="trailing" secondItem="Zdz-nd-u7k" secondAttribute="trailing" constant="8" id="hkP-f4-aXC"/> | ||
| <constraint firstAttribute="trailing" secondItem="Oqd-Ej-1xl" secondAttribute="trailing" id="mC3-xy-2CS"/> | ||
| </constraints> | ||
| <simulatedScreenMetrics key="simulatedDestinationMetrics" type="retina47"/> | ||
| <point key="canvasLocation" x="157.5" y="222.5"/> | ||
| </view> | ||
| </objects> | ||
| </document> |