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CPTPlotAreaFrame.m
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CPTPlotAreaFrame.m
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#import "CPTPlotAreaFrame.h"
#import "CPTAxisSet.h"
#import "CPTDefinitions.h"
#import "CPTLineStyle.h"
#import "CPTPlotArea.h"
#import "CPTPlotGroup.h"
/// @cond
@interface CPTPlotAreaFrame()
@property (nonatomic, readwrite, retain) CPTPlotArea *plotArea;
@end
/// @endcond
#pragma mark -
/**
* @brief A layer drawn on top of the graph layer and behind all plot elements.
*
* All graph elements, except for titles, legends, and other annotations
* attached directly to the graph itself are clipped to the plot area frame.
**/
@implementation CPTPlotAreaFrame
/** @property plotArea
* @brief The plot area.
**/
@synthesize plotArea;
/** @property axisSet
* @brief The axis set.
**/
@dynamic axisSet;
/** @property plotGroup
* @brief The plot group.
**/
@dynamic plotGroup;
#pragma mark -
#pragma mark Init/Dealloc
/// @name Initialization
/// @{
/** @brief Initializes a newly allocated CPTPlotAreaFrame object with the provided frame rectangle.
*
* This is the designated initializer. The initialized layer will have the following properties:
* - @link CPTPlotAreaFrame::plotArea plotArea @endlink = a new CPTPlotArea with the same frame rectangle
* - <code>needsDisplayOnBoundsChange</code> = <code>YES</code>
*
* @param newFrame The frame rectangle.
* @return The initialized CPTPlotAreaFrame object.
**/
-(id)initWithFrame:(CGRect)newFrame
{
if ( (self = [super initWithFrame:newFrame]) ) {
plotArea = nil;
CPTPlotArea *newPlotArea = [(CPTPlotArea *)[CPTPlotArea alloc] initWithFrame:newFrame];
self.plotArea = newPlotArea;
[newPlotArea release];
self.needsDisplayOnBoundsChange = YES;
}
return self;
}
/// @}
-(id)initWithLayer:(id)layer
{
if ( (self = [super initWithLayer:layer]) ) {
CPTPlotAreaFrame *theLayer = (CPTPlotAreaFrame *)layer;
plotArea = [theLayer->plotArea retain];
}
return self;
}
-(void)dealloc
{
[plotArea release];
[super dealloc];
}
#pragma mark -
#pragma mark NSCoding methods
-(void)encodeWithCoder:(NSCoder *)coder
{
[super encodeWithCoder:coder];
[coder encodeObject:self.plotArea forKey:@"CPTPlotAreaFrame.plotArea"];
}
-(id)initWithCoder:(NSCoder *)coder
{
if ( (self = [super initWithCoder:coder]) ) {
plotArea = [[coder decodeObjectForKey:@"CPTPlotAreaFrame.plotArea"] retain];
}
return self;
}
#pragma mark -
#pragma mark Accessors
/// @cond
-(void)setPlotArea:(CPTPlotArea *)newPlotArea
{
if ( newPlotArea != plotArea ) {
[plotArea removeFromSuperlayer];
[plotArea release];
plotArea = [newPlotArea retain];
if ( plotArea ) {
[self insertSublayer:plotArea atIndex:0];
}
[self setNeedsLayout];
}
}
-(CPTAxisSet *)axisSet
{
return self.plotArea.axisSet;
}
-(void)setAxisSet:(CPTAxisSet *)newAxisSet
{
self.plotArea.axisSet = newAxisSet;
}
-(CPTPlotGroup *)plotGroup
{
return self.plotArea.plotGroup;
}
-(void)setPlotGroup:(CPTPlotGroup *)newPlotGroup
{
self.plotArea.plotGroup = newPlotGroup;
}
/// @endcond
@end