/**
 * Copyright: Copyright (c) 2009 Jacob Carlborg.
 * Authors: Jacob Carlborg
 * Version: Initial created: Sep 24, 2009 
 * License: $(LINK2 http://www.boost.org/LICENSE_1_0.txt, Boost Software License 1.0)
 */
module dstep.quartzcore.CIContext;

import dstep.appkit.NSOpenGL;
import dstep.applicationservices.coregraphics.CGColorSpace;
import dstep.applicationservices.coregraphics.CGContext;
import dstep.applicationservices.coregraphics.CGGeometry;
import dstep.applicationservices.coregraphics.CGImage;
import dstep.applicationservices.coregraphics.CGLayer;
import dstep.corefoundation.CFDictionary;
import dstep.foundation.NSDictionary;
import dstep.foundation.NSObject;
import dstep.foundation.NSString;
import dstep.objc.bridge.Bridge;
import dstep.objc.objc;
import dstep.opengl.CGLTypes;
import dstep.quartzcore.CIFilter;
import dstep.quartzcore.CIImage;

import bindings = dstep.quartzcore.CIContext_bindings;

private
{
	NSString kCIContextOutputColorSpace_;
	NSString kCIContextWorkingColorSpace_;
	NSString kCIContextUseSoftwareRenderer_;
}

NSString kCIContextOutputColorSpace ()
{
	if (kCIContextOutputColorSpace_)
		return kCIContextOutputColorSpace_;

	return kCIContextOutputColorSpace_ = new NSString(bindings.kCIContextOutputColorSpace);
}

NSString kCIContextWorkingColorSpace ()
{
	if (kCIContextWorkingColorSpace_)
		return kCIContextWorkingColorSpace_;

	return kCIContextWorkingColorSpace_ = new NSString(bindings.kCIContextWorkingColorSpace);
}

NSString kCIContextUseSoftwareRenderer ()
{
	if (kCIContextUseSoftwareRenderer_)
		return kCIContextUseSoftwareRenderer_;

	return kCIContextUseSoftwareRenderer_ = new NSString(bindings.kCIContextUseSoftwareRenderer);
}

class CIContext : NSObject
{
	mixin (ObjcWrap);

	static CIContext contextWithCGLContext (CGLContextObj ctx, CGLPixelFormatObj pf, NSDictionary dict)
	{
		return invokeObjcSelfClass!(CIContext, "contextWithCGLContext:pixelFormat:options:", CGLContextObj, CGLPixelFormatObj, NSDictionary)(ctx, pf, dict);
	}

	static CIContext contextWithCGContext (CGContextRef ctx, NSDictionary dict)
	{
		return invokeObjcSelfClass!(CIContext, "contextWithCGContext:options:", CGContextRef, NSDictionary)(ctx, dict);
	}

	void drawImage (CIImage im, CGPoint p, CGRect src)
	{
		return invokeObjcSelf!(void, "drawImage:atPoint:fromRect:", CIImage, CGPoint, CGRect)(im, p, src);
	}

	void drawImage (CIImage im, CGRect dest, CGRect src)
	{
		return invokeObjcSelf!(void, "drawImage:inRect:fromRect:", CIImage, CGRect, CGRect)(im, dest, src);
	}

	CGImageRef createCGImage (CIImage im, CGRect r)
	{
		return invokeObjcSelf!(CGImageRef, "createCGImage:fromRect:", CIImage, CGRect)(im, r);
	}

	CGImageRef createCGImage (CIImage im, CGRect r, int f, CGColorSpaceRef cs)
	{
		return invokeObjcSelf!(CGImageRef, "createCGImage:fromRect:format:colorSpace:", CIImage, CGRect, int, CGColorSpaceRef)(im, r, f, cs);
	}

	CGLayerRef createCGLayerWithSize (CGSize size, CFDictionaryRef d)
	{
		return invokeObjcSelf!(CGLayerRef, "createCGLayerWithSize:info:", CGSize, CFDictionaryRef)(size, d);
	}

	void render (CIImage im, void* data, int rb, CGRect r, int f, CGColorSpaceRef cs)
	{
		return invokeObjcSelf!(void, "render:toBitmap:rowBytes:bounds:format:colorSpace:", CIImage, void*, int, CGRect, int, CGColorSpaceRef)(im, data, rb, r, f, cs);
	}

	void reclaimResources ()
	{
		return invokeObjcSelf!(void, "reclaimResources");
	}

	void clearCaches ()
	{
		return invokeObjcSelf!(void, "clearCaches");
	}
}