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    ./demo/canvas-001.js ./demo/canvas-002.js ./demo/canvas-003.js ./demo/canvas-004.js ./demo/canvas-005.js ./demo/canvas-006.js ./demo/canvas-007.js ./demo/canvas-008.js ./demo/canvas-009.js ./demo/canvas-010.js ./demo/canvas-011.js ./demo/canvas-012.js ./demo/canvas-013.js ./demo/canvas-014.js ./demo/canvas-015.js ./demo/canvas-016.js ./demo/canvas-017.js ./demo/canvas-018.js ./demo/canvas-019.js ./demo/canvas-020.js ./demo/canvas-021.js ./demo/canvas-022.js ./demo/canvas-023.js ./demo/canvas-024.js ./demo/canvas-025.js ./demo/canvas-026.js ./demo/canvas-027.js ./demo/canvas-028.js ./demo/canvas-029.js ./demo/canvas-030.js ./demo/canvas-031.js ./demo/canvas-032.js ./demo/canvas-033.js ./demo/canvas-034.js ./demo/canvas-035.js ./demo/canvas-036.js ./demo/canvas-037.js ./demo/canvas-038.js ./demo/canvas-039.js ./demo/canvas-040.js ./demo/canvas-041.js ./demo/canvas-042.js ./demo/canvas-043.js ./demo/canvas-044.js ./demo/canvas-045.js ./demo/canvas-046.js ./demo/canvas-047.js ./demo/component-001.js ./demo/component-002.js ./demo/component-003.js ./demo/component-004.js ./demo/component-005.js ./demo/component-006.js ./demo/component-007.js ./demo/core-001.js ./demo/dom-001.js ./demo/dom-002.js ./demo/dom-003.js ./demo/dom-004.js ./demo/dom-005.js ./demo/dom-006.js ./demo/dom-007.js ./demo/dom-008.js ./demo/dom-009.js ./demo/dom-010.js ./demo/dom-011.js ./demo/dom-012.js ./demo/dom-013.js ./demo/dom-014a.js ./demo/dom-014b.js ./demo/dom-014c.js ./demo/dom-015.js ./demo/dom-016.js ./demo/filters-001.js ./demo/filters-002.js ./demo/filters-003.js ./demo/filters-004.js ./demo/filters-005.js ./demo/filters-006.js ./demo/filters-007.js ./demo/filters-008.js ./demo/filters-009.js ./demo/filters-010.js ./demo/filters-011.js ./demo/filters-012.js ./demo/filters-013.js ./demo/filters-014.js ./demo/filters-015.js ./demo/filters-016.js ./demo/filters-017.js ./demo/filters-018.js ./demo/filters-019.js ./demo/filters-020.js ./demo/filters-501.js ./demo/filters-502.js ./demo/filters-503.js ./demo/filters-504.js ./demo/filters-505.js ./demo/particles-001.js ./demo/particles-002.js ./demo/particles-003.js ./demo/particles-004.js ./demo/particles-005.js ./demo/particles-006.js ./demo/particles-007.js ./demo/particles-008.js ./demo/particles-009.js ./demo/particles-010.js ./demo/particles-011.js ./demo/particles-012.js ./demo/particles-013.js ./demo/particles-014.js ./demo/particles-015.js ./demo/particles-016.js ./demo/temp-001.js ./demo/temp-inkscapeSvgFilters.js
  • ¶

    Demo Canvas 013

    Path-defined entitys: Oval, Rectangle, Line, Quadratic, Bezier, Tetragon, Polygon, Star, Spiral, Cog

  • ¶

    Run code

    import scrawl from '../source/scrawl.js'
  • ¶

    Scene setup

    let canvas = scrawl.library.canvas.mycanvas
    
    canvas.set({
        backgroundColor: 'lightgray',
        css: {
            border: '1px solid black'
        }
    });
  • ¶
    makeOval factory function
    scrawl.makeOval({
        name: 'circle',
        fillStyle: 'lightGreen',
        method: 'fillAndDraw',
        startX: 20,
        startY: 20,
        radius: 40,
    
        showBoundingBox: true,
        useAsPath: true,
    
    }).clone({
        name: 'ellipse',
        startX: 120,
        radiusY: 60,
    
    }).clone({
        name: 'egg',
        startX: 220,
        radiusX: '7%',
        radiusY: '3%',
        intersectY: 0.6,
    
    }).clone({
        name: 'shield',
        startX: 335,
        radiusY: '2.7%',
        intersectY: -0.2,
    
    }).clone({
        name: 'splodge',
        startX: 460,
        radius: 50,
        offshootA: 1.2,
        offshootB: -0.5,
        intersectY: 0.32,
    });
  • ¶
    makeRectangle factory function
    scrawl.makeRectangle({
        name: 'ovalRectangle',
        startX: 20,
        startY: 200,
        rectangleWidth: 120,
        rectangleHeight: 80,
        radius: '50%',
        fillStyle: 'lightblue',
        method: 'fillAndDraw',
    
        showBoundingBox: true,
        useAsPath: true,
    
    }).clone({
        name: 'tab',
        startX: 165,
        rectangleHeight: 40,
        radiusT: 20,
        radiusB: 0,
    
    }).clone({
        name: 'blockRectangle',
        startX: 310,
        rectangleHeight: 60,
        radius: 0,
    
    }).clone({
        name: 'notRectangle',
        startX: 460,
        radiusX: '15%',
        radiusY: '25%',
        offshootA: -0.2,
        offshootB: 0.2,
    });
  • ¶
    makeLine factory function
    scrawl.makeLine({
        name: 'firstLine',
        startX: 20,
        startY: 320,
        endX: 580,
        endY: 295,
        lineWidth: 3,
        lineCap: 'round',
        strokeStyle: 'darkgoldenrod',
        method: 'draw',
    
        showBoundingBox: true,
        useAsPath: true,
    
    }).clone({
        name: 'secondLine',
        startY: '16.5%',
        endY: '13.7%',
    
    }).clone({
        name: 'thirdLine',
        startX: '20%',
        startY: '14%',
        endX: '85%',
        endY: '14%',
    });
  • ¶
    makeQuadratic factory function
    scrawl.makeQuadratic({
        name: 'firstQuad',
        startX: '5%',
        startY: '20%',
        controlX: '50%',
        controlY: '15%',
        endX: '95%',
        endY: '20%',
        lineWidth: 3,
        lineCap: 'round',
        strokeStyle: 'darkseagreen',
        method: 'draw',
    
        showBoundingBox: true,
        useAsPath: true,
    
    }).clone({
        name: 'secondQuad',
        startX: '12%',
        endX: '88%',
        startY: '21.5%',
        endY: '21.5%',
    
    }).clone({
        name: 'thirdQuad',
        startX: '19%',
        endX: '81%',
        startY: '23%',
        endY: '23%',
    });
  • ¶
    makeBezier factory function
    scrawl.makeBezier({
        name: 'firstBezier',
        startX: '5%',
        startY: '27%',
        startControlX: '40%',
        startControlY: '22%',
        endControlX: '60%',
        endControlY: '32%',
        endX: '95%',
        endY: '27%',
        lineWidth: 3,
        lineCap: 'round',
        strokeStyle: 'linen',
        method: 'draw',
    
        showBoundingBox: true,
        useAsPath: true,
    
    }).clone({
        name: 'secondBezier',
        startX: '7%',
        startControlY: '18%',
        endControlY: '36%',
        endX: '93%',
    
    }).clone({
        name: 'thirdBezier',
        startX: '9%',
        startControlY: '14%',
        endControlY: '40%',
        endX: '91%',
    });
  • ¶
    makeTetragon factory function
    scrawl.makeTetragon({
        name: 'square',
        fillStyle: 'lightGreen',
        method: 'fillAndDraw',
        startX: 20,
        startY: 750,
        radius: 40,
    
        showBoundingBox: true,
        useAsPath: true,
    
    }).clone({
        name: 'diamond',
        startX: 120,
        radiusY: 60,
    
    }).clone({
        name: 'triangle',
        startX: 220,
        radiusX: '7%',
        radiusY: '3%',
        intersectY: 1,
    
    }).clone({
        name: 'arrow',
        startX: 330,
        radiusY: '2.6%',
        intersectY: 1.2,
    
    }).clone({
        name: 'skewarrow',
        startX: 470,
        radius: 50,
        intersectX: 0.32,
    });
  • ¶
    makePolygon factory function
    scrawl.makePolygon({
        name: 'equiTriangle',
        startX: 20,
        startY: 935,
        radius: 60,
        sides: 3,
        fillStyle: 'lightblue',
        method: 'fillAndDraw',
    
        showBoundingBox: true,
        useAsPath: true,
    
    }).clone({
        name: 'pentagon',
        startX: 120,
        sides: 5,
    
    }).clone({
        name: 'hexagon',
        startX: 260,
        sides: 6,
    
    }).clone({
        name: '11sides',
        startX: 420,
        radius: 30,
        sides: 11,
    });
  • ¶
    makeStar factory function
    scrawl.makeStar({
        name: '5star',
        startX: 20,
        startY: 1080,
        radius1: 80,
        radius2: 50,
        points: 5,
        fillStyle: 'linen',
        method: 'fillAndDraw',
    
        showBoundingBox: true,
        useAsPath: true,
    
    }).clone({
        name: '6star',
        startX: 220,
        points: 6,
    
    }).clone({
        name: 'twistedstar',
        startX: 420,
        radius2: 20,
        twist: 115,
    });
  • ¶
    makeSpiral factory function
    scrawl.makeSpiral({
        name: 'spiral1',
        strokeStyle: 'darkgreen',
        method: 'draw',
        startX: 50,
        startY: 1310,
        loops: 5,
        loopIncrement: 0.1,
        drawFromLoop: 0,
        scale: 70,
        scaleOutline: false,
    
        showBoundingBox: true,
        useAsPath: true,
    
    }).clone({
        name: 'spiral2',
        startX: 350,
        drawFromLoop: 3,
    
    }).clone({
        name: 'spiral3',
        startY: 1550,
        loopIncrement: 0.3,
        drawFromLoop: 0,
    
    }).clone({
        name: 'spiral4',
        startX: 50,
        loopIncrement: 0.3,
        drawFromLoop: 3,
    });
  • ¶
    makeCog factory function
    scrawl.makeCog({
        name: 'tooth-cog',
        startX: 20,
        startY: 1790,
        outerRadius: 80,
        innerRadius: 65,
        outerControlsDistance: 4,
        innerControlsDistance: 2,
        points: 20,
        fillStyle: 'orchid',
        lineWidth: 2,
        method: 'fillAndDraw',
        curve: 'line',
    
        showBoundingBox: true,
        useAsPath: true,
    
    }).clone({
        name: 'blade-tooth-cog',
        outerControlsOffset: 5,
        startX: 220,
    
    }).clone({
        name: 'twist-tooth-cog',
        startX: 420,
        outerControlsOffset: 0,
        twist: 15,
    });
    
    scrawl.makeCog({
        name: 'hill-cog',
        startX: 20,
        startY: 1980,
        outerRadius: 80,
        innerRadius: 65,
        outerControlsDistance: 4,
        innerControlsDistance: 2,
        points: 20,
        fillStyle: 'slategrey',
        lineWidth: 2,
        method: 'fillAndDraw',
        curve: 'quadratic',
    
        showBoundingBox: true,
        useAsPath: true,
    
    }).clone({
        name: 'blade-hill-cog',
        outerControlsOffset: 5,
        startX: 220,
    
    }).clone({
        name: 'twist-hill-cog',
        startX: 420,
        outerControlsOffset: 0,
        twist: 15,
    });
    
    scrawl.makeCog({
        name: 'smooth-cog',
        startX: 20,
        startY: 2170,
        outerRadius: 80,
        innerRadius: 60,
        outerControlsDistance: 10,
        innerControlsDistance: 6,
        points: 12,
        fillStyle: 'coral',
        lineWidth: 2,
        method: 'fillAndDraw',
    
        showBoundingBox: true,
        useAsPath: true,
    
    }).clone({
        name: 'blade-smooth-cog',
        outerControlsOffset: 15,
        startX: 220,
    
    }).clone({
        name: 'twist-smooth-cog',
        startX: 420,
        outerControlsOffset: 0,
        twist: 15,
    });
  • ¶

    Development and testing

    Create entitys to use the above Shape entitys as paths along which they can be animated

    scrawl.makePicture({
    
        name: '_tab',
        imageSource: 'img/bunny.png',
    
        width: 26,
        height: 37,
    
        copyWidth: 26,
        copyHeight: 37,
    
        handleX: 'center',
        handleY: 'center',
    
        path: 'tab',
        pathPosition: 0,
        lockTo: 'path',
        addPathRotation: true,
    
        delta: {
            pathPosition: 0.0015,
        },
    
    }).clone({
        name: '_blockRectangle',
        path: 'blockRectangle',
        pathPosition: 0.05,
    
    }).clone({
        name: '_circle',
        path: 'circle',
        pathPosition: 0.1,
    
    }).clone({
        name: '_egg',
        path: 'egg',
        pathPosition: 0.15,
    
    }).clone({
        name: '_ellipse',
        path: 'ellipse',
        pathPosition: 0.2,
    
    }).clone({
        name: '_firstBezier',
        path: 'firstBezier',
        pathPosition: 0.25,
    
    }).clone({
        name: '_firstLine',
        path: 'firstLine',
        pathPosition: 0.3,
    
    }).clone({
        name: '_firstQuad',
        path: 'firstQuad',
        pathPosition: 0.35,
    
    }).clone({
        name: '_notRectangle',
        path: 'notRectangle',
        pathPosition: 0.4,
    
    }).clone({
        name: '_ovalRectangle',
        path: 'ovalRectangle',
        pathPosition: 0.45,
    
    }).clone({
        name: '_secondBezier',
        path: 'secondBezier',
        pathPosition: 0.5,
    
    }).clone({
        name: '_secondLine',
        path: 'secondLine',
        pathPosition: 0.55,
    
    }).clone({
        name: '_secondQuad',
        path: 'secondQuad',
        pathPosition: 0.6,
    
    }).clone({
        name: '_shield',
        path: 'shield',
        pathPosition: 0.65,
    
    }).clone({
        name: '_splodge',
        path: 'splodge',
        pathPosition: 0.7,
    
    }).clone({
        name: '_thirdBezier',
        path: 'thirdBezier',
        pathPosition: 0.75,
    
    }).clone({
        name: '_thirdQuad',
        path: 'thirdQuad',
        pathPosition: 0.8,
    
    }).clone({
        name: '_thirdLine',
        path: 'thirdLine',
        pathPosition: 0.85,
    
    }).clone({
        name: '_square',
        path: 'square',
        pathPosition: 0,
    
    }).clone({
        name: '_diamond',
        path: 'diamond',
        pathPosition: 0.05,
    
    }).clone({
        name: '_triangle',
        path: 'triangle',
        pathPosition: 0.1,
    
    }).clone({
        name: '_arrow',
        path: 'arrow',
        pathPosition: 0.15,
    
    }).clone({
        name: '_skewarrow',
        path: 'skewarrow',
        pathPosition: 0.2,
    
    }).clone({
        name: '_equiTriangle',
        path: 'equiTriangle',
        pathPosition: 0.25,
    
    }).clone({
        name: '_pentagon',
        path: 'pentagon',
        pathPosition: 0.3,
    
    }).clone({
        name: '_hexagon',
        path: 'hexagon',
        pathPosition: 0.35,
    
    }).clone({
        name: '_11sides',
        path: '11sides',
        pathPosition: 0.4,
    
    }).clone({
        name: '_5star',
        path: '5star',
        pathPosition: 0.45,
    
    }).clone({
        name: '_6star',
        path: '6star',
        pathPosition: 0.5,
    
    }).clone({
        name: '_twistedstar',
        path: 'twistedstar',
        pathPosition: 0.55,
    
    }).clone({
        name: '_spiral1',
        path: 'spiral1',
        pathPosition: 0,
    
    }).clone({
        name: '_spiral2',
        path: 'spiral2',
        pathPosition: 0.25,
    
    }).clone({
        name: '_spiral3',
        path: 'spiral3',
        pathPosition: 0.5,
    
    }).clone({
        name: '_spiral4',
        path: 'spiral4',
        pathPosition: 0.75,
    
    }).clone({
        name: '_tooth-cog',
        path: 'tooth-cog',
        pathPosition: 0,
    
    }).clone({
        name: '_blade-tooth-cog',
        path: 'blade-tooth-cog',
        pathPosition: 0.3,
    
    }).clone({
        name: '_twist-tooth-cog',
        path: 'twist-tooth-cog',
        pathPosition: 0.6,
    
    }).clone({
        name: '_hill-cog',
        path: 'hill-cog',
        pathPosition: 0.1,
    
    }).clone({
        name: '_blade-hill-cog',
        path: 'blade-hill-cog',
        pathPosition: 0.4,
    
    }).clone({
        name: '_twist-hill-cog',
        path: 'twist-hill-cog',
        pathPosition: 0.7,
    
    }).clone({
        name: '_smooth-cog',
        path: 'smooth-cog',
        pathPosition: 0.2,
    
    }).clone({
        name: '_blade-smooth-cog',
        path: 'blade-smooth-cog',
        pathPosition: 0.5,
    
    }).clone({
        name: '_twist-smooth-cog',
        path: 'twist-smooth-cog',
        pathPosition: 0.8,
    });
  • ¶

    Scene animation

    Function to display frames-per-second data, and other information relevant to the demo

    let report = function () {
    
        let testTicker = Date.now(),
            testTime, testNow,
            testMessage = document.querySelector('#reportmessage');
    
        return function () {
    
            testNow = Date.now();
            testTime = testNow - testTicker;
            testTicker = testNow;
    
            testMessage.textContent = `Screen refresh: ${Math.ceil(testTime)}ms; fps: ${Math.floor(1000 / testTime)}`;
        };
    }();
  • ¶

    Create the Display cycle animation

    scrawl.makeRender({
    
        name: 'demo-animation',
        target: canvas,
        afterShow: report,
    });
    
    console.log(scrawl.library.entity);