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#import <QuartzCore/QuartzCore.h>
#import <OpenGLES/EAGLDrawable.h>
#import "Common.h"
#import "EAGLView.h"
#import "MWMDirectionView.h"
#include "Framework.h"
#include "indexer/classificator_loader.hpp"
#import "../Platform/opengl/iosOGLContextFactory.h"
#include "platform/platform.hpp"
#include "std/bind.hpp"
#include "std/limits.hpp"
@implementation EAGLView
namespace
{
// Returns DPI as exact as possible. It works for iPhone, iPad and iWatch.
double getExactDPI()
{
float const iPadDPI = 132.f;
float const iPhoneDPI = 163.f;
float const mDPI = 160.f;
UIScreen * screen = [UIScreen mainScreen];
float const scale = [screen respondsToSelector:@selector(scale)] ? [screen scale] : 1.f;
switch (UI_USER_INTERFACE_IDIOM())
{
case UIUserInterfaceIdiomPhone:
return iPhoneDPI * scale;
case UIUserInterfaceIdiomPad:
return iPadDPI * scale;
default:
return mDPI * scale;
}
}
graphics::EDensity getDensityType(int exactDensityDPI, double scale)
{
if (scale > 2)
return graphics::EDensityIPhone6Plus;
typedef pair<int, graphics::EDensity> P;
P dens[] = {
// P(120, graphics::EDensityLDPI),
P(160, graphics::EDensityMDPI),
P(240, graphics::EDensityHDPI),
P(320, graphics::EDensityXHDPI),
P(480, graphics::EDensityXXHDPI)
};
int prevRange = numeric_limits<int>::max();
int bestRangeIndex = 0;
for (int i = 0; i < ARRAY_SIZE(dens); i++)
{
int currRange = abs(exactDensityDPI - dens[i].first);
if (currRange <= prevRange)
{
bestRangeIndex = i;
prevRange = currRange;
}
else
break;
}
return dens[bestRangeIndex].second;
}
} // namespace
// You must implement this method
+ (Class)layerClass
{
return [CAEAGLLayer class];
}
// The GL view is stored in the nib file. When it's unarchived it's sent -initWithCoder:
- (id)initWithCoder:(NSCoder *)coder
{
NSLog(@"EAGLView initWithCoder Started");
if ((self = [super initWithCoder:coder]))
{
// Setup Layer Properties
CAEAGLLayer * eaglLayer = (CAEAGLLayer *)self.layer;
eaglLayer.opaque = YES;
// ColorFormat : RGB565
// Backbuffer : YES, (to prevent from loosing content when mixing with ordinary layers).
eaglLayer.drawableProperties = @{kEAGLDrawablePropertyRetainedBacking : @NO, kEAGLDrawablePropertyColorFormat : kEAGLColorFormatRGB565};
// Correct retina display support in opengl renderbuffer
self.contentScaleFactor = [self correctContentScale];
dp::ThreadSafeFactory * factory = new dp::ThreadSafeFactory(new iosOGLContextFactory(eaglLayer));
m_factory.Reset(factory);
}
NSLog(@"EAGLView initWithCoder Ended");
return self;
}
- (void)initRenderPolicy
{
NSLog(@"EAGLView initRenderPolicy Started");
CGRect frameRect = [UIScreen mainScreen].applicationFrame;
GetFramework().CreateDrapeEngine(m_factory.GetRefPointer(), self.contentScaleFactor, frameRect.size.width, frameRect.size.height);
NSLog(@"EAGLView initRenderPolicy Ended");
}
- (void)addSubview:(UIView *)view
{
[super addSubview:view];
for (UIView * v in self.subviews)
{
if ([v isKindOfClass:[MWMDirectionView class]])
{
[self bringSubviewToFront:v];
break;
}
}
}
- (void)setMapStyle:(MapStyle)mapStyle
{
//@TODO UVR
}
- (void)onSize:(int)width withHeight:(int)height
{
GetFramework().OnSize(width, height);
}
- (double)correctContentScale
{
UIScreen * uiScreen = [UIScreen mainScreen];
if (isIOSVersionLessThan(8))
return uiScreen.scale;
else
return uiScreen.nativeScale;
}
- (void)layoutSubviews
{
if (!CGRectEqualToRect(lastViewSize, self.frame))
{
lastViewSize = self.frame;
CGSize const s = self.bounds.size;
[self onSize:s.width withHeight:s.height];
}
}
- (void)dealloc
{
GetFramework().PrepareToShutdown();
m_factory.Destroy();
}
- (CGPoint)viewPoint2GlobalPoint:(CGPoint)pt
{
CGFloat const scaleFactor = self.contentScaleFactor;
m2::PointD const ptG = GetFramework().PtoG(m2::PointD(pt.x * scaleFactor, pt.y * scaleFactor));
return CGPointMake(ptG.x, ptG.y);
}
- (CGPoint)globalPoint2ViewPoint:(CGPoint)pt
{
CGFloat const scaleFactor = self.contentScaleFactor;
m2::PointD const ptP = GetFramework().GtoP(m2::PointD(pt.x, pt.y));
return CGPointMake(ptP.x / scaleFactor, ptP.y / scaleFactor);
}
@end
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