text: // SHPlot.h
  //
  // Copyright (c) 2014 Shan Ul Haq (http://grevolution.me)
  //
  // Permission is hereby granted, free of charge, to any person obtaining a copy
  // of this software and associated documentation files (the "Software"), to deal
  // in the Software without restriction, including without limitation the rights
  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  // copies of the Software, and to permit persons to whom the Software is
  // furnished to do so, subject to the following conditions:
  //
  // The above copyright notice and this permission notice shall be included in all
  // copies or substantial portions of the Software.
  //
  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  // SOFTWARE.
  
  #import <Foundation/Foundation.h>
  #import <UIKit/UIKit.h>
  @interface SHPlot : NSObject
  
  /**
   *  Array of dictionaries, where the key is the same as the one which you specified in the `xAxisValues` in `SHLineGraphView`, 
   *  the value is the number which will determine the point location along the y-axis line. make sure the values are not 
   *  greater than the `yAxisRange` specified in `SHLineGraphView`.
   */
  @property (nonatomic, strong) NSArray *plottingValues;
  
  /**
   *  this is an optional array of `NSString` that specifies the labels to show on the particular points. when user clicks on
   *  a particular points, a popover view is shown and will show the particular label on for that point, that is specified 
   *  in this array.
   */
  @property (nonatomic, strong) NSArray *plottingPointsLabels;
  
  /**
   *  for internal use
   */
  @property (nonatomic) CGPoint *xPoints;
  
  /**
   *  the dictionary which you can use to assing the theme attributes of the plot. if this property is nil, a default theme
   *  is applied selected and the graph is plotted with those default settings.
   */
  @property (nonatomic, strong) NSDictionary *plotThemeAttributes;
  
  
  //following are the theme keys that you will be using to create the theme of the your grpah plot
  
  /**
   *  plot fill color key. use this to define the fill color of the plot (UIColor*)
   */
  UIKIT_EXTERN NSString *const kPlotFillColorKey;
  
  /**
   *  plot stroke width key. use this to define the width of the plotting stroke line (in pixels)
   */
  UIKIT_EXTERN NSString *const kPlotStrokeWidthKey;
  
  /**
   *  plot stroke color key. use this to define the stroke color of the plotting line (UIColor*)
   */
  UIKIT_EXTERN NSString *const kPlotStrokeColorKey;
  
  /**
   *  plot point fill color key. use this to define the fill color of the point in plot (UIColor*)
   */
  UIKIT_EXTERN NSString *const kPlotPointFillColorKey;
  
  /**
   *  plotting point value label font key. use this key to define the font of the plotting point label.
   */
  UIKIT_EXTERN NSString *const kPlotPointValueFontKey;
  
  @end
  