MNNewNodeDown.m

//
//	MNNewNodeDown.m
//	Left
//
//	Created by Markus Müller on 15.03.12
//	Copyright 2011 Markus Müller
//	This code was generated by Opacity. You may use or modify it in any way.
//

#include "MNNewNodeDown.h"

#include <math.h>

const CGFloat kMyDrawingFunctionWidth = 20.0f;
const CGFloat kMyDrawingFunctionHeight = 20.0f;

void MyDrawingFunction(CGContextRef context, CGRect bounds)
{
	CGRect imageBounds = CGRectMake(0.0f, 0.0f, kMyDrawingFunctionWidth, kMyDrawingFunctionHeight);
	CGFloat alignStroke;
	CGFloat resolution;
	CGMutablePathRef path;
	CGPoint point;
	CGColorRef color;
	CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
	CGAffineTransform transform;
	CGFloat components[4];
	
	transform = CGContextGetUserSpaceToDeviceSpaceTransform(context);
	resolution = sqrtf(fabsf(transform.a * transform.d - transform.b * transform.c)) * 0.5f * (bounds.size.width / imageBounds.size.width + bounds.size.height / imageBounds.size.height);
	
	CGContextSaveGState(context);
	CGContextClipToRect(context, bounds);
	CGContextTranslateCTM(context, bounds.origin.x, bounds.origin.y);
	CGContextScaleCTM(context, (bounds.size.width / imageBounds.size.width), (bounds.size.height / imageBounds.size.height));
	
	// Layer 3
	
	alignStroke = 0.0f;
	path = CGPathCreateMutable();
	point = CGPointMake(10.0f, 9.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathMoveToPoint(path, NULL, point.x, point.y);
	point = CGPointMake(13.0f, 9.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathAddLineToPoint(path, NULL, point.x, point.y);
	point = CGPointMake(13.0f, 6.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathAddLineToPoint(path, NULL, point.x, point.y);
	point = CGPointMake(16.0f, 6.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathAddLineToPoint(path, NULL, point.x, point.y);
	point = CGPointMake(16.0f, 9.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathAddLineToPoint(path, NULL, point.x, point.y);
	point = CGPointMake(19.0f, 9.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathAddLineToPoint(path, NULL, point.x, point.y);
	point = CGPointMake(19.0f, 12.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathAddLineToPoint(path, NULL, point.x, point.y);
	point = CGPointMake(16.0f, 12.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathAddLineToPoint(path, NULL, point.x, point.y);
	point = CGPointMake(16.0f, 15.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathAddLineToPoint(path, NULL, point.x, point.y);
	point = CGPointMake(13.0f, 15.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathAddLineToPoint(path, NULL, point.x, point.y);
	point = CGPointMake(13.0f, 12.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathAddLineToPoint(path, NULL, point.x, point.y);
	point = CGPointMake(10.0f, 12.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathAddLineToPoint(path, NULL, point.x, point.y);
	point = CGPointMake(10.0f, 9.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathAddLineToPoint(path, NULL, point.x, point.y);
	CGPathCloseSubpath(path);
	components[0] = 0.0f;
	components[1] = 0.0f;
	components[2] = 0.0f;
	components[3] = 1.0f;
	color = CGColorCreate(space, components);
	CGContextSetFillColorWithColor(context, color);
	CGColorRelease(color);
	CGContextAddPath(context, path);
	CGContextFillPath(context);
	CGPathRelease(path);
	
	alignStroke = 0.0f;
	CGContextSaveGState(context);
	CGContextTranslateCTM(context, 4.5f, 10.5f);
	CGContextRotateCTM(context, -1.571f);
	CGContextTranslateCTM(context, -4.5f, -10.5f);
	path = CGPathCreateMutable();
	point = CGPointMake(-2.0f, 14.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathMoveToPoint(path, NULL, point.x, point.y);
	point = CGPointMake(11.0f, 14.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathAddLineToPoint(path, NULL, point.x, point.y);
	point = CGPointMake(4.5f, 7.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathAddLineToPoint(path, NULL, point.x, point.y);
	point = CGPointMake(-2.0f, 14.0f);
	point.x = (roundf(resolution * point.x + alignStroke) - alignStroke) / resolution;
	point.y = (roundf(resolution * point.y + alignStroke) - alignStroke) / resolution;
	CGPathAddLineToPoint(path, NULL, point.x, point.y);
	CGPathCloseSubpath(path);
	components[0] = 0.0f;
	components[1] = 0.0f;
	components[2] = 0.0f;
	components[3] = 1.0f;
	color = CGColorCreate(space, components);
	CGContextSetFillColorWithColor(context, color);
	CGColorRelease(color);
	CGContextAddPath(context, path);
	CGContextFillPath(context);
	CGPathRelease(path);
	CGContextRestoreGState(context);
	
	CGContextRestoreGState(context);
	CGColorSpaceRelease(space);
}