[ { "path": ".gitignore", "content": "# Xcode\n#\n# gitignore contributors: remember to update Global/Xcode.gitignore, Objective-C.gitignore & Swift.gitignore\n\n## Build generated\nbuild/\nDerivedData\n\n## Various settings\n*.pbxuser\n!default.pbxuser\n*.mode1v3\n!default.mode1v3\n*.mode2v3\n!default.mode2v3\n*.perspectivev3\n!default.perspectivev3\nxcuserdata\n\n## Other\n*.xccheckout\n*.moved-aside\n*.xcuserstate\n*.xcscmblueprint\n\n## Obj-C/Swift specific\n*.hmap\n*.ipa\n\n## Playgrounds\ntimeline.xctimeline\nplayground.xcworkspace\n\n# Swift Package Manager\n#\n# Add this line if you want to avoid checking in source code from Swift Package Manager dependencies.\n# Packages/\n.build/\n\n# CocoaPods\n#\n# We recommend against adding the Pods directory to your .gitignore. However\n# you should judge for yourself, the pros and cons are mentioned at:\n# https://guides.cocoapods.org/using/using-cocoapods.html#should-i-check-the-pods-directory-into-source-control\n#\n# Pods/\n\n# Carthage\n#\n# Add this line if you want to avoid checking in source code from Carthage dependencies.\n# Carthage/Checkouts\n\nCarthage/Build\n\n# fastlane\n#\n# It is recommended to not store the screenshots in the git repo. Instead, use fastlane to re-generate the \n# screenshots whenever they are needed.\n# For more information about the recommended setup visit:\n# https://github.com/fastlane/fastlane/blob/master/docs/Gitignore.md\n\nfastlane/report.xml\nfastlane/screenshots\n" }, { "path": "BitmapCanvas/main.swift", "content": "//\n// main.swift\n// BitmapCanvas\n//\n// Created by nst on 28/02/16.\n// Copyright © 2016 Nicolas Seriot. All rights reserved.\n//\n\nimport Foundation\nimport AppKit\n\nlet PROJECT_PATH = \"/Users/nst/Projects/BitmapCanvas\"\n\nfunc switzerland() {\n \n guard let resultsData = try? Data(contentsOf: URL(fileURLWithPath: PROJECT_PATH+\"/files/results.json\")) else { return }\n guard let optResults = try? JSONSerialization.jsonObject(with: resultsData, options: []) as? [String:AnyObject] else { return }\n guard let results = optResults else { return }\n \n guard let switzerlandData = try? Data(contentsOf: URL(fileURLWithPath: PROJECT_PATH + \"/files/switzerland.json\")) else { return }\n guard let optSwitzerland = try? JSONSerialization.jsonObject(with: switzerlandData, options: []) as? [String:AnyObject] else { return }\n guard let switzerland = optSwitzerland else { return }\n \n let b = BitmapCanvas(365, 235, \"white\")\n \n b.image(fromPath: PROJECT_PATH+\"/files/switzerland.gif\", P(0,0))\n \n b.text(\"2016-02-28 \\\"Pas de spéculation sur les denrées alimentaires\\\"\", P(5,220))\n \n let values : [Double] = results.compactMap { (k,v) in v as? Double }\n \n let positiveValues = values.filter { $0 >= 50.0 }\n let negativeValues = values.filter { $0 < 50.0 }\n \n let minPositive = positiveValues.min() ?? 0.0\n let maxPositive = positiveValues.max() ?? 0.01\n \n let minNegative = negativeValues.min() ?? 0.0\n let maxNegative = negativeValues.max() ?? 0.01\n \n let positiveRange = maxPositive - minPositive\n let negativeRange = maxNegative - minNegative\n \n print(minPositive, maxPositive)\n print(minNegative, maxNegative)\n \n for (k, cantonDict) in switzerland {\n \n guard let labelPoint = cantonDict[\"label\"] as? [Int] else { continue }\n \n // fill color\n \n var fillColor: NSColor = .lightGray\n if let percent = results[k] as? Double {\n if percent < 50.0 {\n let i: Double = ((percent - minNegative) / negativeRange) - 0.15\n fillColor = NSColor(calibratedRed: 1.0, green: CGFloat(i), blue: i.cgFloat, alpha: 1.0)\n } else {\n let i: Double = (1.0 - (percent - minPositive) / positiveRange) - 0.15\n fillColor = NSColor(calibratedRed: i.cgFloat, green: 1.0, blue: CGFloat(i), alpha: 1.0)\n }\n }\n \n // fill cantons\n \n let fillPoints = cantonDict[\"fill\"] as? [[Int]] ?? [labelPoint]\n \n for pts in fillPoints {\n let p = P(pts[0], pts[1])\n b.fill(p, color: fillColor)\n }\n \n // draw labels\n \n let p = P(labelPoint[0], labelPoint[1])\n b.text(k, p)\n }\n \n let path = \"/tmp/out.png\"\n \n b.save(path, open:true)\n}\n\nfunc bitmap() {\n \n let b = BitmapCanvas(32, 32, \"PapayaWhip\")\n \n b.save(\"/tmp/bitmap.png\")\n}\n\nfunc points() {\n \n let b = BitmapCanvas(32, 32, \"PapayaWhip\")\n \n b[1,1] = NSColor.black\n \n b[1,3] = \"red\"\n b[2,3] = \"#00FF00\"\n b[3,3] = NSColor.blue\n \n b.save(\"/tmp/points.png\")\n}\n\nfunc lines() {\n \n let b = BitmapCanvas(32, 32, \"PapayaWhip\")\n \n b.line(P(1,1), P(10,10))\n \n b.line(P(1,10), P(10,19), \"red\")\n b.lineHorizontal(P(1,21), width:20)\n b.lineVertical(P(20, 1), height:19, \"blue\")\n \n b.save(\"/tmp/lines.png\")\n}\n\nfunc rects() {\n \n let b = BitmapCanvas(32, 32, \"PapayaWhip\")\n \n b.rectangle(R(5,5,20,10))\n \n b.rectangle(R(10,10,20,10), stroke:\"blue\", fill:\"magenta\")\n \n b.save(\"/tmp/rects.png\")\n}\n\nfunc ellipse() {\n \n let b = BitmapCanvas(32, 32, \"PapayaWhip\")\n \n b.ellipse(R(5,5,20,10))\n \n b.ellipse(R(10,10,18,21), stroke:\"blue\", fill:\"magenta\")\n \n b.save(\"/tmp/ellipse.png\", open:true)\n}\n\nfunc fill() {\n \n let b = BitmapCanvas(32, 32, \"PapayaWhip\")\n \n b.line(P(10,0), P(25,31), \"red\")\n \n b.ellipse(R(15,10,15,15))\n \n b.fill(P(30,1), color:\"yellow\")\n \n b.save(\"/tmp/fill.png\")\n}\n\nfunc text() {\n \n let b = BitmapCanvas(32, 32, \"PapayaWhip\")\n \n b.text(\"hi\", P(5,10))\n \n b.text(\"hello\", P(20,30),\n rotationDegrees: -90,\n font: NSFont(name: \"Helvetica\", size: 10)!,\n color: NSColor.red)\n \n b.save(\"/tmp/text.png\")\n}\n\nfunc image() {\n \n let b = BitmapCanvas(32, 32, \"PapayaWhip\")\n \n b.image(fromPath:\"/usr/share/httpd/icons/sphere2.png\", P(0,0))\n \n b.save(\"/tmp/image.png\", open:true)\n}\n\nfunc polygon() {\n \n let b = BitmapCanvas(32, 32, \"PapayaWhip\")\n \n b.setAllowsAntialiasing(true)\n \n let points = [P(3,3), P(28,5), P(25,22), P(12,18)]\n \n b.polygon(points, stroke:\"blue\", fill:\"SkyBlue\")\n \n b.save(\"/tmp/polygon.png\", open:true)\n}\n\nfunc bezier() {\n \n let b = BitmapCanvas(32, 32, \"PapayaWhip\")\n \n b.setAllowsAntialiasing(true)\n \n NSColor.orange.setFill()\n \n let bp = NSBezierPath()\n bp.move(to: P(2,2))\n bp.curve(to: P(20,14), controlPoint1: P(14,30), controlPoint2: P(15,30))\n bp.curve(to: P(32,13), controlPoint1: P(24,14), controlPoint2: P(24,19))\n bp.close()\n bp.fill()\n bp.stroke()\n \n b.save(\"/tmp/bezier.png\")\n}\n\nfunc cgContext() {\n \n let b = BitmapCanvas(32, 32, \"PapayaWhip\")\n let c = b.cgContext\n \n c.addEllipse(in: R(2, 2, 24, 24))\n c.strokePath()\n \n b.setAllowsAntialiasing(true)\n \n c.setStrokeColor(NSColor.blue.cgColor)\n c.addEllipse(in: R(12, 12, 24, 24))\n c.strokePath()\n \n b.save(\"/tmp/cgcontext.png\")\n}\n\nfunc gradient() {\n \n let (w, h) = (255, 255)\n \n let b = BitmapCanvas(w, h)\n for i in 0..(_ x:T, _ y:T) -> NSPoint {\n return NSMakePoint(x.cgFloat, y.cgFloat)\n}\n\ninfix operator * : MultiplicationPrecedence\n\nfunc *(left:GenericNumber, right:GenericNumber) -> Double\n{ return left.double * right.double }\n\ninfix operator / : MultiplicationPrecedence\n\nfunc /(left:GenericNumber, right:GenericNumber) -> Double\n{ return left.double / right.double }\n\ninfix operator + : AdditionPrecedence\n\nfunc +(left:GenericNumber, right:GenericNumber) -> Double\n{ return left.double + right.double }\n\ninfix operator - : AdditionPrecedence\n\nfunc -(left:GenericNumber, right:GenericNumber) -> Double\n{ return left.double - right.double }\n\nfunc RandomPoint(maxX:Int, maxY:Int) -> NSPoint {\n \n return P(arc4random_uniform(UInt32(maxX+1)), arc4random_uniform(UInt32(maxY+1)))\n}\n\nfunc R(_ x:T, _ y:T, _ w:T, _ h:T) -> NSRect {\n return NSMakeRect(x.cgFloat, y.cgFloat, w.cgFloat, h.cgFloat)\n}\n\nclass BitmapCanvas {\n \n let bitmapImageRep : NSBitmapImageRep\n let context : NSGraphicsContext\n \n var cgContext : CGContext {\n return context.cgContext\n }\n \n var width : CGFloat {\n return bitmapImageRep.size.width\n }\n \n var height : CGFloat {\n return bitmapImageRep.size.height\n }\n \n func setAllowsAntialiasing(_ antialiasing : Bool) {\n cgContext.setAllowsAntialiasing(antialiasing)\n }\n \n init(_ width:Int, _ height:Int, _ background:ConvertibleToNSColor? = nil) {\n \n self.bitmapImageRep = NSBitmapImageRep(\n bitmapDataPlanes:nil,\n pixelsWide:width,\n pixelsHigh:height,\n bitsPerSample:8,\n samplesPerPixel:4,\n hasAlpha:true,\n isPlanar:false,\n colorSpaceName:NSColorSpaceName.deviceRGB,\n bytesPerRow:width*4,\n bitsPerPixel:32)!\n \n self.context = NSGraphicsContext(bitmapImageRep: bitmapImageRep)!\n \n NSGraphicsContext.current = context\n \n setAllowsAntialiasing(false)\n \n if let b = background {\n \n let rect = NSMakeRect(0, 0, CGFloat(width), CGFloat(height))\n \n context.saveGraphicsState()\n \n b.color.setFill()\n NSBezierPath.fill(rect)\n \n context.restoreGraphicsState()\n }\n \n // makes coordinates start upper left\n cgContext.translateBy(x: 0, y: CGFloat(height))\n cgContext.scaleBy(x: 1.0, y: -1.0)\n }\n \n fileprivate func _colorIsEqual(_ p:NSPoint, _ pixelBuffer:UnsafePointer, _ rgba:(UInt8,UInt8,UInt8,UInt8)) -> Bool {\n \n let offset = 4 * ((Int(self.width) * Int(p.y) + Int(p.x)))\n \n let r = pixelBuffer[offset]\n let g = pixelBuffer[offset+1]\n let b = pixelBuffer[offset+2]\n let a = pixelBuffer[offset+3]\n \n if r != rgba.0 { return false }\n if g != rgba.1 { return false }\n if b != rgba.2 { return false }\n if a != rgba.3 { return false }\n \n return true\n }\n \n fileprivate func _color(_ p:NSPoint, pixelBuffer:UnsafePointer) -> NSColor {\n \n let offset = 4 * ((Int(self.width) * Int(p.y) + Int(p.x)))\n \n let r = pixelBuffer[offset]\n let g = pixelBuffer[offset+1]\n let b = pixelBuffer[offset+2]\n let a = pixelBuffer[offset+3]\n \n return NSColor(\n calibratedRed: CGFloat(Double(r)/255.0),\n green: CGFloat(Double(g)/255.0),\n blue: CGFloat(Double(b)/255.0),\n alpha: CGFloat(Double(a)/255.0))\n }\n \n func color(_ p:NSPoint) -> NSColor {\n \n guard let data = cgContext.data else { assertionFailure(); return NSColor.clear }\n \n let pixelBuffer = data.assumingMemoryBound(to: UInt8.self)\n \n return _color(p, pixelBuffer:pixelBuffer)\n }\n \n fileprivate func _setColor(_ p:NSPoint, pixelBuffer:UnsafeMutablePointer, normalizedColor:NSColor) {\n let offset = 4 * ((Int(self.width) * Int(p.y) + Int(p.x)))\n \n pixelBuffer[offset] = UInt8(normalizedColor.redComponent * 255.0)\n pixelBuffer[offset+1] = UInt8(normalizedColor.greenComponent * 255.0)\n pixelBuffer[offset+2] = UInt8(normalizedColor.blueComponent * 255.0)\n pixelBuffer[offset+3] = UInt8(normalizedColor.alphaComponent * 255.0)\n }\n \n func setColor(_ p:NSPoint, color color_:ConvertibleToNSColor) {\n \n let color = color_.color\n \n guard let normalizedColor = color.usingColorSpaceName(NSColorSpaceName.calibratedRGB) else {\n print(\"-- cannot normalize color \\(color)\")\n return\n }\n \n guard let data = cgContext.data else { assertionFailure(); return }\n \n let pixelBuffer = data.assumingMemoryBound(to: UInt8.self)\n \n _setColor(p, pixelBuffer:pixelBuffer, normalizedColor:normalizedColor)\n }\n \n subscript(x:Int, y:Int) -> ConvertibleToNSColor {\n \n get {\n let p = P(x, y)\n return color(p)\n }\n \n set {\n let p = P(x, y)\n setColor(p, color:newValue)\n }\n }\n \n func fill(_ p:NSPoint, color rawNewColor_:ConvertibleToNSColor) {\n // floodFillScanlineStack from http://lodev.org/cgtutor/floodfill.html\n \n let rawNewColor = rawNewColor_.color\n \n assert(p.x < width, \"p.x \\(p.x) out of range, must be < \\(width)\")\n assert(p.y < height, \"p.y \\(p.y) out of range, must be < \\(height)\")\n \n guard let data = cgContext.data else { assertionFailure(); return }\n \n let pixelBuffer = data.assumingMemoryBound(to: UInt8.self)\n \n guard let newColor = rawNewColor.usingColorSpaceName(NSColorSpaceName.calibratedRGB) else {\n print(\"-- cannot normalize color \\(rawNewColor)\")\n return\n }\n \n let oldColor = _color(p, pixelBuffer:pixelBuffer)\n \n if oldColor == newColor { return }\n \n // store rgba as [UInt8] to speed up comparisons\n var r : CGFloat = 0.0\n var g : CGFloat = 0.0\n var b : CGFloat = 0.0\n var a : CGFloat = 0.0\n \n oldColor.getRed(&r, green: &g, blue: &b, alpha: &a)\n \n let rgba = (UInt8(r*255),UInt8(g*255),UInt8(b*255),UInt8(a*255))\n \n var stack : [NSPoint] = [p]\n \n while let pp = stack.popLast() {\n \n var x1 = pp.x\n \n while(x1 >= 0 && _color(P(x1, pp.y), pixelBuffer:pixelBuffer) == oldColor) {\n x1 -= 1\n }\n \n x1 += 1\n \n var spanAbove = false\n var spanBelow = false\n \n while(x1 < width && _colorIsEqual(P(x1, pp.y), pixelBuffer, rgba )) {\n \n _setColor(P(x1, pp.y), pixelBuffer:pixelBuffer, normalizedColor:newColor)\n \n let north = P(x1, pp.y-1)\n let south = P(x1, pp.y+1)\n \n if spanAbove == false && pp.y > 0 && _colorIsEqual(north, pixelBuffer, rgba) {\n stack.append(north)\n spanAbove = true\n } else if spanAbove && pp.y > 0 && !_colorIsEqual(north, pixelBuffer, rgba) {\n spanAbove = false\n } else if spanBelow == false && pp.y < height - 1 && _colorIsEqual(south, pixelBuffer, rgba) {\n stack.append(south)\n spanBelow = true\n } else if spanBelow && pp.y < height - 1 && !_colorIsEqual(south, pixelBuffer, rgba) {\n spanBelow = false\n }\n \n x1 += 1\n }\n }\n }\n \n func line(_ p1: NSPoint, _ p2: NSPoint, _ color_: ConvertibleToNSColor? = NSColor.black) {\n \n let color = color_?.color\n \n context.saveGraphicsState()\n \n // align to the pixel grid\n cgContext.translateBy(x: 0.5, y: 0.5)\n \n if let existingColor = color {\n cgContext.setStrokeColor(existingColor.cgColor);\n }\n \n cgContext.setLineCap(.square)\n cgContext.move(to: CGPoint(x: p1.x, y: p1.y))\n cgContext.addLine(to: CGPoint(x: p2.x, y: p2.y))\n cgContext.strokePath()\n \n context.restoreGraphicsState()\n }\n \n func line(_ p1: NSPoint, length: GenericNumber = 1.0, degreesCW: GenericNumber = 0.0, _ color_: ConvertibleToNSColor? = NSColor.black) -> NSPoint {\n let color = color_?.color\n let radians = degreesToRadians(degreesCW.double)\n let p2 = P(p1.x + sin(radians) * length.cgFloat, p1.y\n - cos(radians) * length.cgFloat)\n self.line(p1, p2, color)\n return p2\n }\n \n func lineVertical(_ p1: NSPoint, height: Double, _ color_: ConvertibleToNSColor? = nil) {\n let color = color_?.color\n let p2 = P(p1.x, p1.y + CGFloat(height - 1))\n self.line(p1, p2, color)\n }\n \n func lineHorizontal(_ p1:NSPoint, width: Double, _ color_: ConvertibleToNSColor? = nil) {\n let color = color_?.color\n let p2 = P(p1.x + width - 1, p1.y.double)\n self.line(p1, p2, color)\n }\n \n func line(_ p1: NSPoint, deltaX: Double, deltaY: Double, _ color_: ConvertibleToNSColor? = nil) {\n let color = color_?.color\n let p2 = P(p1.x + deltaX, p1.y + deltaY)\n self.line(p1, p2, color)\n }\n \n func rectangle(_ rect:NSRect, stroke stroke_:ConvertibleToNSColor? = NSColor.black, fill fill_:ConvertibleToNSColor? = nil) {\n \n let stroke = stroke_?.color\n let fill = fill_?.color\n \n context.saveGraphicsState()\n \n // align to the pixel grid\n cgContext.translateBy(x: 0.5, y: 0.5)\n \n if let existingFillColor = fill {\n existingFillColor.setFill()\n NSBezierPath.fill(rect)\n }\n \n if let existingStrokeColor = stroke {\n existingStrokeColor.setStroke()\n NSBezierPath.stroke(rect)\n }\n \n context.restoreGraphicsState()\n }\n \n func polygon(_ points:[NSPoint], stroke stroke_:ConvertibleToNSColor? = NSColor.black, lineWidth:CGFloat=1.0, fill fill_:ConvertibleToNSColor? = nil) {\n \n guard points.count >= 3 else {\n assertionFailure(\"at least 3 points are needed\")\n return\n }\n \n context.saveGraphicsState()\n \n let path = NSBezierPath()\n \n path.move(to: points[0])\n \n for i in 1...points.count-1 {\n path.line(to: points[i])\n }\n \n if let existingFillColor = fill_?.color {\n existingFillColor.setFill()\n path.fill()\n }\n \n path.close()\n \n if let existingStrokeColor = stroke_?.color {\n existingStrokeColor.setStroke()\n path.lineWidth = lineWidth\n path.stroke()\n }\n \n context.restoreGraphicsState()\n }\n \n func ellipse(_ rect:NSRect, stroke stroke_:ConvertibleToNSColor? = NSColor.black, fill fill_:ConvertibleToNSColor? = nil) {\n \n let strokeColor = stroke_?.color\n let fillColor = fill_?.color\n \n context.saveGraphicsState()\n \n // align to the pixel grid\n cgContext.translateBy(x: 0.5, y: 0.5)\n \n // fill\n if let existingFillColor = fillColor {\n existingFillColor.setFill()\n \n // reduce fillRect so that is doesn't cross the stoke\n let fillRect = R(rect.origin.x+1, rect.origin.y+1, rect.size.width-2, rect.size.height-2)\n cgContext.fillEllipse(in: fillRect)\n }\n \n // stroke\n if let existingStrokeColor = strokeColor { existingStrokeColor.setStroke() }\n cgContext.strokeEllipse(in: rect)\n \n context.restoreGraphicsState()\n }\n \n fileprivate func degreesToRadians(_ x:GenericNumber) -> Double {\n return (Double.pi * x / 180.0)\n }\n \n func rotate(center p: CGPoint, radians: GenericNumber, closure: () -> ()) {\n let c = self.cgContext\n c.saveGState()\n c.translateBy(x: p.x, y: p.y)\n c.rotate(by: radians.cgFloat)\n c.translateBy(x: p.x * -1.0, y: p.y * -1.0)\n closure()\n c.restoreGState()\n }\n \n func save(_ path:String, open:Bool=false) {\n guard let data = bitmapImageRep.representation(using: .png, properties: [:]) else {\n print(\"\\(#file) \\(#function) cannot get PNG data from bitmap\")\n return\n }\n \n do {\n try data.write(to: URL(fileURLWithPath: path), options: [])\n if open {\n NSWorkspace.shared.openFile(path)\n }\n } catch let e {\n print(e)\n }\n }\n \n static func textWidth(_ text:NSString, font:NSFont) -> CGFloat {\n let maxSize : CGSize = CGSize(width: CGFloat.greatestFiniteMagnitude, height: font.pointSize)\n let textRect : CGRect = text.boundingRect(\n with: maxSize,\n options: NSString.DrawingOptions.usesLineFragmentOrigin,\n attributes: [.font: font],\n context: nil)\n return textRect.size.width\n }\n \n func image(fromPath path:String, _ p:NSPoint) {\n \n guard let data = try? Data(contentsOf: URL(fileURLWithPath: path)) else {\n print(\"\\(#file) \\(#function) cannot read data at \\(path)\");\n return\n }\n \n guard let imgRep = NSBitmapImageRep(data: data) else {\n print(\"\\(#file) \\(#function) cannot create bitmap image rep from data at \\(path)\");\n return\n }\n \n guard let cgImage = imgRep.cgImage else {\n print(\"\\(#file) \\(#function) cannot get cgImage out of imageRep from \\(path)\");\n return\n }\n \n context.saveGraphicsState()\n \n cgContext.scaleBy(x: 1.0, y: -1.0)\n cgContext.translateBy(x: 0.0, y: -2.0 * p.y - imgRep.pixelsHigh.cgFloat)\n \n let rect = NSMakeRect(p.x, p.y, imgRep.pixelsWide.cgFloat, imgRep.pixelsHigh.cgFloat)\n \n cgContext.draw(cgImage, in: rect)\n \n context.restoreGraphicsState()\n }\n \n func text(_ text: String, _ p: NSPoint, rotationRadians: GenericNumber?, font: NSFont = NSFont(name: \"Monaco\", size: 10)!, color color_ : ConvertibleToNSColor = NSColor.black) {\n \n let color = color_.color\n \n context.saveGraphicsState()\n \n if let radians = rotationRadians {\n cgContext.translateBy(x: p.x, y: p.y);\n cgContext.rotate(by: radians.cgFloat)\n cgContext.translateBy(x: -p.x, y: -p.y);\n }\n \n cgContext.scaleBy(x: 1.0, y: -1.0)\n cgContext.translateBy(x: 0.0, y: -2.0 * p.y - font.pointSize)\n \n text.draw(at: p, withAttributes: [.font: font, .foregroundColor: color])\n \n context.restoreGraphicsState()\n }\n \n func text(_ text: String, _ p: NSPoint, rotationDegrees degrees: GenericNumber = 0.0, font: NSFont = NSFont(name: \"Monaco\", size: 10)!, color: ConvertibleToNSColor = NSColor.black) {\n self.text(text, p, rotationRadians: degreesToRadians(degrees), font: font, color: color)\n }\n}\n" }, { "path": "BitmapCanvas.xcodeproj/project.pbxproj", "content": "// !$*UTF8*$!\n{\n\tarchiveVersion = 1;\n\tclasses = {\n\t};\n\tobjectVersion = 46;\n\tobjects = {\n\n/* Begin PBXBuildFile section */\n\t\t03E114E31C832C83000B8942 /* main.swift in Sources */ = {isa = PBXBuildFile; fileRef = 03E114E21C832C83000B8942 /* main.swift */; };\n\t\t03E114EA1C832C8B000B8942 /* BitmapCanvas.swift in Sources */ = {isa = PBXBuildFile; fileRef = 03E114E91C832C8B000B8942 /* BitmapCanvas.swift */; };\n\t\t03E834F91C8C6AB300FAC6AD /* X11Colors.swift in Sources */ = {isa = PBXBuildFile; fileRef = 03E834F81C8C6AB300FAC6AD /* X11Colors.swift */; };\n/* End PBXBuildFile section */\n\n/* Begin PBXCopyFilesBuildPhase section */\n\t\t03E114DD1C832C83000B8942 /* CopyFiles */ = {\n\t\t\tisa = PBXCopyFilesBuildPhase;\n\t\t\tbuildActionMask = 2147483647;\n\t\t\tdstPath = /usr/share/man/man1/;\n\t\t\tdstSubfolderSpec = 0;\n\t\t\tfiles = (\n\t\t\t);\n\t\t\trunOnlyForDeploymentPostprocessing = 1;\n\t\t};\n/* End PBXCopyFilesBuildPhase section */\n\n/* Begin PBXFileReference section */\n\t\t03E114DF1C832C83000B8942 /* BitmapCanvas */ = {isa = PBXFileReference; explicitFileType = \"compiled.mach-o.executable\"; includeInIndex = 0; path = BitmapCanvas; sourceTree = BUILT_PRODUCTS_DIR; };\n\t\t03E114E21C832C83000B8942 /* main.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = main.swift; sourceTree = \"\"; };\n\t\t03E114E91C832C8B000B8942 /* BitmapCanvas.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = BitmapCanvas.swift; sourceTree = \"\"; };\n\t\t03E114EB1C832F1A000B8942 /* README.md */ = {isa = PBXFileReference; lastKnownFileType = net.daringfireball.markdown; path = README.md; sourceTree = \"\"; };\n\t\t03E834F81C8C6AB300FAC6AD /* X11Colors.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = X11Colors.swift; sourceTree = \"\"; };\n/* End PBXFileReference section */\n\n/* Begin PBXFrameworksBuildPhase section */\n\t\t03E114DC1C832C83000B8942 /* Frameworks */ = {\n\t\t\tisa = PBXFrameworksBuildPhase;\n\t\t\tbuildActionMask = 2147483647;\n\t\t\tfiles = (\n\t\t\t);\n\t\t\trunOnlyForDeploymentPostprocessing = 0;\n\t\t};\n/* End PBXFrameworksBuildPhase section */\n\n/* Begin PBXGroup section */\n\t\t03E114D61C832C83000B8942 = {\n\t\t\tisa = PBXGroup;\n\t\t\tchildren = (\n\t\t\t\t03E114EB1C832F1A000B8942 /* README.md */,\n\t\t\t\t03E834F81C8C6AB300FAC6AD /* X11Colors.swift */,\n\t\t\t\t03E114E91C832C8B000B8942 /* BitmapCanvas.swift */,\n\t\t\t\t03E114E11C832C83000B8942 /* BitmapCanvas */,\n\t\t\t\t03E114E01C832C83000B8942 /* Products */,\n\t\t\t);\n\t\t\tsourceTree = \"\";\n\t\t};\n\t\t03E114E01C832C83000B8942 /* Products */ = {\n\t\t\tisa = PBXGroup;\n\t\t\tchildren = (\n\t\t\t\t03E114DF1C832C83000B8942 /* BitmapCanvas */,\n\t\t\t);\n\t\t\tname = Products;\n\t\t\tsourceTree = \"\";\n\t\t};\n\t\t03E114E11C832C83000B8942 /* BitmapCanvas */ = {\n\t\t\tisa = PBXGroup;\n\t\t\tchildren = (\n\t\t\t\t03E114E21C832C83000B8942 /* main.swift */,\n\t\t\t);\n\t\t\tpath = BitmapCanvas;\n\t\t\tsourceTree = \"\";\n\t\t};\n/* End PBXGroup section */\n\n/* Begin PBXNativeTarget section */\n\t\t03E114DE1C832C83000B8942 /* BitmapCanvas */ = {\n\t\t\tisa = PBXNativeTarget;\n\t\t\tbuildConfigurationList = 03E114E61C832C83000B8942 /* Build configuration list for PBXNativeTarget \"BitmapCanvas\" */;\n\t\t\tbuildPhases = (\n\t\t\t\t03E114DB1C832C83000B8942 /* Sources */,\n\t\t\t\t03E114DC1C832C83000B8942 /* Frameworks */,\n\t\t\t\t03E114DD1C832C83000B8942 /* CopyFiles */,\n\t\t\t);\n\t\t\tbuildRules = (\n\t\t\t);\n\t\t\tdependencies = (\n\t\t\t);\n\t\t\tname = BitmapCanvas;\n\t\t\tproductName = BitmapCanvas;\n\t\t\tproductReference = 03E114DF1C832C83000B8942 /* BitmapCanvas */;\n\t\t\tproductType = \"com.apple.product-type.tool\";\n\t\t};\n/* End PBXNativeTarget section */\n\n/* Begin PBXProject section */\n\t\t03E114D71C832C83000B8942 /* Project object */ = {\n\t\t\tisa = PBXProject;\n\t\t\tattributes = {\n\t\t\t\tLastSwiftUpdateCheck = 0720;\n\t\t\t\tLastUpgradeCheck = 0720;\n\t\t\t\tORGANIZATIONNAME = \"Nicolas Seriot\";\n\t\t\t\tTargetAttributes = {\n\t\t\t\t\t03E114DE1C832C83000B8942 = {\n\t\t\t\t\t\tCreatedOnToolsVersion = 7.2.1;\n\t\t\t\t\t\tLastSwiftMigration = 1010;\n\t\t\t\t\t};\n\t\t\t\t};\n\t\t\t};\n\t\t\tbuildConfigurationList = 03E114DA1C832C83000B8942 /* Build configuration list for PBXProject \"BitmapCanvas\" */;\n\t\t\tcompatibilityVersion = \"Xcode 3.2\";\n\t\t\tdevelopmentRegion = English;\n\t\t\thasScannedForEncodings = 0;\n\t\t\tknownRegions = (\n\t\t\t\ten,\n\t\t\t);\n\t\t\tmainGroup = 03E114D61C832C83000B8942;\n\t\t\tproductRefGroup = 03E114E01C832C83000B8942 /* Products */;\n\t\t\tprojectDirPath = \"\";\n\t\t\tprojectRoot = \"\";\n\t\t\ttargets = (\n\t\t\t\t03E114DE1C832C83000B8942 /* BitmapCanvas */,\n\t\t\t);\n\t\t};\n/* End PBXProject section */\n\n/* Begin PBXSourcesBuildPhase section */\n\t\t03E114DB1C832C83000B8942 /* Sources */ = {\n\t\t\tisa = PBXSourcesBuildPhase;\n\t\t\tbuildActionMask = 2147483647;\n\t\t\tfiles = (\n\t\t\t\t03E114EA1C832C8B000B8942 /* BitmapCanvas.swift in Sources */,\n\t\t\t\t03E834F91C8C6AB300FAC6AD /* X11Colors.swift in Sources */,\n\t\t\t\t03E114E31C832C83000B8942 /* main.swift in Sources */,\n\t\t\t);\n\t\t\trunOnlyForDeploymentPostprocessing = 0;\n\t\t};\n/* End PBXSourcesBuildPhase section */\n\n/* Begin XCBuildConfiguration section */\n\t\t03E114E41C832C83000B8942 /* Debug */ = {\n\t\t\tisa = XCBuildConfiguration;\n\t\t\tbuildSettings = {\n\t\t\t\tALWAYS_SEARCH_USER_PATHS = NO;\n\t\t\t\tCLANG_CXX_LANGUAGE_STANDARD = \"gnu++0x\";\n\t\t\t\tCLANG_CXX_LIBRARY = \"libc++\";\n\t\t\t\tCLANG_ENABLE_MODULES = YES;\n\t\t\t\tCLANG_ENABLE_OBJC_ARC = YES;\n\t\t\t\tCLANG_WARN_BOOL_CONVERSION = YES;\n\t\t\t\tCLANG_WARN_CONSTANT_CONVERSION = YES;\n\t\t\t\tCLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;\n\t\t\t\tCLANG_WARN_EMPTY_BODY = YES;\n\t\t\t\tCLANG_WARN_ENUM_CONVERSION = YES;\n\t\t\t\tCLANG_WARN_INT_CONVERSION = YES;\n\t\t\t\tCLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;\n\t\t\t\tCLANG_WARN_UNREACHABLE_CODE = YES;\n\t\t\t\tCLANG_WARN__DUPLICATE_METHOD_MATCH = YES;\n\t\t\t\tCODE_SIGN_IDENTITY = \"-\";\n\t\t\t\tCOPY_PHASE_STRIP = NO;\n\t\t\t\tDEBUG_INFORMATION_FORMAT = dwarf;\n\t\t\t\tENABLE_STRICT_OBJC_MSGSEND = YES;\n\t\t\t\tENABLE_TESTABILITY = YES;\n\t\t\t\tGCC_C_LANGUAGE_STANDARD = gnu99;\n\t\t\t\tGCC_DYNAMIC_NO_PIC = NO;\n\t\t\t\tGCC_NO_COMMON_BLOCKS = YES;\n\t\t\t\tGCC_OPTIMIZATION_LEVEL = 0;\n\t\t\t\tGCC_PREPROCESSOR_DEFINITIONS = (\n\t\t\t\t\t\"DEBUG=1\",\n\t\t\t\t\t\"$(inherited)\",\n\t\t\t\t);\n\t\t\t\tGCC_WARN_64_TO_32_BIT_CONVERSION = YES;\n\t\t\t\tGCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;\n\t\t\t\tGCC_WARN_UNDECLARED_SELECTOR = YES;\n\t\t\t\tGCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;\n\t\t\t\tGCC_WARN_UNUSED_FUNCTION = YES;\n\t\t\t\tGCC_WARN_UNUSED_VARIABLE = YES;\n\t\t\t\tMACOSX_DEPLOYMENT_TARGET = 10.11;\n\t\t\t\tMTL_ENABLE_DEBUG_INFO = YES;\n\t\t\t\tONLY_ACTIVE_ARCH = YES;\n\t\t\t\tSDKROOT = macosx;\n\t\t\t\tSWIFT_OPTIMIZATION_LEVEL = \"-Onone\";\n\t\t\t};\n\t\t\tname = Debug;\n\t\t};\n\t\t03E114E51C832C83000B8942 /* Release */ = {\n\t\t\tisa = XCBuildConfiguration;\n\t\t\tbuildSettings = {\n\t\t\t\tALWAYS_SEARCH_USER_PATHS = NO;\n\t\t\t\tCLANG_CXX_LANGUAGE_STANDARD = \"gnu++0x\";\n\t\t\t\tCLANG_CXX_LIBRARY = \"libc++\";\n\t\t\t\tCLANG_ENABLE_MODULES = YES;\n\t\t\t\tCLANG_ENABLE_OBJC_ARC = YES;\n\t\t\t\tCLANG_WARN_BOOL_CONVERSION = YES;\n\t\t\t\tCLANG_WARN_CONSTANT_CONVERSION = YES;\n\t\t\t\tCLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;\n\t\t\t\tCLANG_WARN_EMPTY_BODY = YES;\n\t\t\t\tCLANG_WARN_ENUM_CONVERSION = YES;\n\t\t\t\tCLANG_WARN_INT_CONVERSION = YES;\n\t\t\t\tCLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;\n\t\t\t\tCLANG_WARN_UNREACHABLE_CODE = YES;\n\t\t\t\tCLANG_WARN__DUPLICATE_METHOD_MATCH = YES;\n\t\t\t\tCODE_SIGN_IDENTITY = \"-\";\n\t\t\t\tCOPY_PHASE_STRIP = NO;\n\t\t\t\tDEBUG_INFORMATION_FORMAT = \"dwarf-with-dsym\";\n\t\t\t\tENABLE_NS_ASSERTIONS = NO;\n\t\t\t\tENABLE_STRICT_OBJC_MSGSEND = YES;\n\t\t\t\tGCC_C_LANGUAGE_STANDARD = gnu99;\n\t\t\t\tGCC_NO_COMMON_BLOCKS = YES;\n\t\t\t\tGCC_WARN_64_TO_32_BIT_CONVERSION = YES;\n\t\t\t\tGCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;\n\t\t\t\tGCC_WARN_UNDECLARED_SELECTOR = YES;\n\t\t\t\tGCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;\n\t\t\t\tGCC_WARN_UNUSED_FUNCTION = YES;\n\t\t\t\tGCC_WARN_UNUSED_VARIABLE = YES;\n\t\t\t\tMACOSX_DEPLOYMENT_TARGET = 10.11;\n\t\t\t\tMTL_ENABLE_DEBUG_INFO = NO;\n\t\t\t\tSDKROOT = macosx;\n\t\t\t};\n\t\t\tname = Release;\n\t\t};\n\t\t03E114E71C832C83000B8942 /* Debug */ = {\n\t\t\tisa = XCBuildConfiguration;\n\t\t\tbuildSettings = {\n\t\t\t\tPRODUCT_NAME = \"$(TARGET_NAME)\";\n\t\t\t\tSWIFT_VERSION = 4.2;\n\t\t\t};\n\t\t\tname = Debug;\n\t\t};\n\t\t03E114E81C832C83000B8942 /* Release */ = {\n\t\t\tisa = XCBuildConfiguration;\n\t\t\tbuildSettings = {\n\t\t\t\tPRODUCT_NAME = \"$(TARGET_NAME)\";\n\t\t\t\tSWIFT_VERSION = 4.2;\n\t\t\t};\n\t\t\tname = Release;\n\t\t};\n/* End XCBuildConfiguration section */\n\n/* Begin XCConfigurationList section */\n\t\t03E114DA1C832C83000B8942 /* Build configuration list for PBXProject \"BitmapCanvas\" */ = {\n\t\t\tisa = XCConfigurationList;\n\t\t\tbuildConfigurations = (\n\t\t\t\t03E114E41C832C83000B8942 /* Debug */,\n\t\t\t\t03E114E51C832C83000B8942 /* Release */,\n\t\t\t);\n\t\t\tdefaultConfigurationIsVisible = 0;\n\t\t\tdefaultConfigurationName = Release;\n\t\t};\n\t\t03E114E61C832C83000B8942 /* Build configuration list for PBXNativeTarget \"BitmapCanvas\" */ = {\n\t\t\tisa = XCConfigurationList;\n\t\t\tbuildConfigurations = (\n\t\t\t\t03E114E71C832C83000B8942 /* Debug */,\n\t\t\t\t03E114E81C832C83000B8942 /* Release */,\n\t\t\t);\n\t\t\tdefaultConfigurationIsVisible = 0;\n\t\t\tdefaultConfigurationName = Release;\n\t\t};\n/* End XCConfigurationList section */\n\t};\n\trootObject = 03E114D71C832C83000B8942 /* Project object */;\n}\n" }, { "path": "BitmapCanvas.xcodeproj/project.xcworkspace/contents.xcworkspacedata", "content": "\n\n \n \n\n" }, { "path": "BitmapCanvas.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist", "content": "\n\n\n\n\tIDEDidComputeMac32BitWarning\n\t\n\n\n" }, { "path": "LICENSE", "content": "The MIT License (MIT)\n\nCopyright (c) 2016 Nicolas Seriot\n\nPermission is hereby granted, free of charge, to any person obtaining a copy\nof this software and associated documentation files (the \"Software\"), to deal\nin the Software without restriction, including without limitation the rights\nto use, copy, modify, merge, publish, distribute, sublicense, and/or sell\ncopies of the Software, and to permit persons to whom the Software is\nfurnished to do so, subject to the following conditions:\n\nThe above copyright notice and this permission notice shall be included in all\ncopies or substantial portions of the Software.\n\nTHE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\nIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\nFITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\nAUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\nLIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\nOUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE\nSOFTWARE.\n" }, { "path": "README.md", "content": "# BitmapCanvas\n__Bitmap offscreen drawing in Swift for OS X__\n\n__Description__\n\nA clear, simple and concise API over a CoreGraphics bitmap context. \nLoosely inspired by the ImageDraw Python library. \nEspecially useful for easy [data](https://github.com/nst/DevTeamActivity) [visualizations](https://github.com/nst/ShapefileReader).\n\n__Features__\n\n* upper-left corner based coordinates\n* pixel perfect drawing of points, lines, rectangles, ellipses and texts\n* colors as NSColor, hex strings ``\"#AA00DF\"`` or X11 names ``\"SkyBlue\"``\n* save as PNG\n* usable with regular CoreGraphics code\n\n__Examples__\n\n\n\n\n \n \n\n\n\n \n\n\n\n\n \n \n\n\n\n \n \n\n\n\n \n \n\n\n\n \n \n\n\n\n \n \n\n\n\n \n \n\n\n\n \n \n\n\n\n \n \n\n\n\n\n\n\n\n\n \n \n\n\n
let b = BitmapCanvas(32, 32, \"PapayaWhip\")
\n 
b[1,1] = NSColor.black\n\nb[1,3] = \"red\"\nb[2,3] = \"#00FF00\"\nb[3,3] = NSColor.blue
\n 
b.line(P(1,1), P(10,10))\n\nb.line(P(1,10), P(10,19), \"red\")\nb.lineHorizontal(P(1,21), width:20)\nb.lineVertical(P(20, 1), height:19, \"blue\")
\n 
b.rectangle(R(5,5,20,10))\n\nb.rectangle(R(10,10,20,10), stroke:\"blue\", fill:\"magenta\")
\n 
b.ellipse(R(5,5,20,10))\n\nb.ellipse(R(10,10,18,21), stroke:\"blue\", fill:\"magenta\")
\n 
let b = BitmapCanvas(32, 32, \"PapayaWhip\")\n\nb.line(P(10,0), P(25,31), \"red\")\n\nb.ellipse(R(15,10,15,15))\n\nb.fill(P(30,1), color:\"yellow\")\n
\n 
b.text(\"hi\", P(5,10))\n\nb.text(\"hello\", P(20,30),\n    rotationDegrees: -90,\n    font: NSFont(name: \"Helvetica\", size: 10)!,\n    color: NSColor.red)
\n 
b.image(fromPath:\"/usr/share/httpd/icons/sphere2.png\", P(0,0))
\n 
let b = BitmapCanvas(32, 32, \"PapayaWhip\")\n\nb.setAllowsAntialiasing(true)\n\nlet points = [P(3,3), P(28,5), P(25,22), P(12,18)]\n\nb.polygon(points, stroke:\"blue\", fill:\"SkyBlue\")\n\nb.save(\"/tmp/polygon.png\", open:true)
\n 
b.setAllowsAntialiasing(true)\n\nNSColor.orangeColor().setFill()\n\nlet bp = NSBezierPath()\nbp.moveToPoint(P(2,2))\nbp.curveToPoint(P(20,14), controlPoint1: P(14,30), controlPoint2: P(15,30))\nbp.curveToPoint(P(32,13), controlPoint1: P(24,14), controlPoint2: P(24,19))\nbp.closePath()\nbp.fill()\nbp.stroke()
\n 
let b = BitmapCanvas(32, 32, \"PapayaWhip\")\nlet c = b.cgContext\n\nc.addEllipse(in: R(2, 2, 24, 24))\nc.strokePath()\n\nb.setAllowsAntialiasing(true)\n\nc.setStrokeColor(NSColor.blue.cgColor)\nc.addEllipse(in: R(12, 12, 24, 24))\nc.strokePath()\n\nb.save(\"/tmp/cgcontext.png\")
\n
b.save(\"/tmp/image.png\", open:true)
\n
\n\nYou can also dump the X11 color list with:\n\n X11Colors.dump(\"/opt/X11/share/X11/rgb.txt\", outPath:\"/tmp/X11.clr\")\n\nor download the file directly [X11.clr.zip](https://raw.githubusercontent.com/nst/BitmapCanvas/master/files/X11.clr.zip)\n\n![X11 Color List](files/X11.clr.png)\n\nOther images with sample code:\n\n![gradient](img/gradient.png \"gradient\")\n\n```Swift\nlet (w, h) = (255, 255)\n\nlet b = BitmapCanvas(w, h)\nfor i in 0..