html2canvas/scripts/parse-reftest.js
Niklas von Hertzen ed92d2354c Fix build
2017-08-09 11:10:40 +08:00

155 lines
6.1 KiB
JavaScript

const ACTION = /^\s*(\w+ ?\w*):\s+(.+)/;
const TEXT = /^\s*\[(-?\d+), (-?\d+)\]:\s+(.+)/;
const WINDOW_SIZE = /^\[(-?\d+), (-?\d+)\]$/;
const RECTANGLE = /^\[(-?\d+), (-?\d+), (-?\d+), (-?\d+)\]\s+(.+)$/;
const REPEAT = /^Image\s+\("(.+)"\)\s+\[(-?\d+), (-?\d+)\]\s+Size\s+\((-?\d+), (-?\d+)\)\s+(.+)$/;
const PATH = /^Path \((.+)\)$/;
const VECTOR = /^Vector\(x: (-?\d+), y: (-?\d+)\)$/;
const BEZIER_CURVE = /^BezierCurve\(x0: (-?\d+), y0: (-?\d+), x1: (-?\d+), y1: (-?\d+), cx0: (-?\d+), cy0: (-?\d+), cx1: (-?\d+), cy1: (-?\d+)\)$/;
const SHAPE = /^(rgba?\((:?.+)\)) (Path .+)$/;
const CIRCLE = /^(rgba?\((:?.+)\)) Circle\(x: (-?\d+), y: (-?\d+), r: (-?\d+)\)$/;
const IMAGE = /^Image\s+\("(.+)"\)\s+\(source:\s+\[(-?\d+), (-?\d+), (-?\d+), (-?\d+)\]\)\s+\(destination:\s+\[(-?\d+), (-?\d+), (-?\d+), (-?\d+)\]\)$/;
const CANVAS = /^(Canvas)\s+\(source:\s+\[(-?\d+), (-?\d+), (-?\d+), (-?\d+)\]\)\s+\(destination:\s+\[(-?\d+), (-?\d+), (-?\d+), (-?\d+)\]\)$/;
const GRADIENT = /^\[(-?\d+), (-?\d+), (-?\d+), (-?\d+)\]\s+linear-gradient\(x0: (-?\d+), x1: (-?\d+), y0: (-?\d+), y1: (-?\d+) (.+)\)$/;
const TRANSFORM = /^\((-?\d+), (-?\d+)\) \[(.+)\]$/;
function parsePath(path) {
const parts = path.match(PATH)[1];
return parts.split(' > ').map(p => {
const vector = p.match(VECTOR);
if (vector) {
return {
type: 'Vector',
x: parseInt(vector[1], 10),
y: parseInt(vector[2], 10)
};
} else {
const bezier = p.match(BEZIER_CURVE);
return {
type: 'BezierCurve',
x0: parseInt(bezier[1], 10),
y0: parseInt(bezier[2], 10),
x1: parseInt(bezier[3], 10),
y1: parseInt(bezier[4], 10),
cx0: parseInt(bezier[5], 10),
cy0: parseInt(bezier[6], 10),
cx1: parseInt(bezier[7], 10),
cy1: parseInt(bezier[8], 10)
};
}
});
}
function parseRefTest(txt) {
return txt.split(/\n/g).filter(l => l.length > 0).map((l, i) => {
const parseAction = l.match(ACTION);
if (!parseAction) {
const text = l.match(TEXT);
return {
action: 'T',
x: parseInt(text[1], 10),
y: parseInt(text[2], 10),
text: text[3]
};
}
const args = parseAction[2];
const data = {
action: parseAction[1],
line: i + 1
};
switch (data.action) {
case 'Opacity':
data.opacity = parseFloat(args);
break;
case 'Fill':
data.color = args;
break;
case 'Clip':
data.path = args.split(' | ').map(path => parsePath(path));
break;
case 'Window':
const windowSize = args.match(WINDOW_SIZE);
data.width = parseInt(windowSize[1], 10);
data.height = parseInt(windowSize[2], 10);
break;
case 'Rectangle':
const rectangle = args.match(RECTANGLE);
data.x = parseInt(rectangle[1], 10);
data.y = parseInt(rectangle[2], 10);
data.width = parseInt(rectangle[3], 10);
data.height = parseInt(rectangle[4], 10);
data.color = rectangle[5];
break;
case 'Repeat':
const repeat = args.match(REPEAT);
data.imageSrc = repeat[1];
data.x = parseInt(repeat[2], 10);
data.y = parseInt(repeat[3], 10);
data.width = parseInt(repeat[4], 10);
data.height = parseInt(repeat[5], 10);
data.path = parsePath(repeat[6]);
break;
case 'Shape':
const shape = args.match(SHAPE);
if (!shape) {
const circle = args.match(CIRCLE);
data.color = circle[1];
data.path = [
{
type: 'Circle',
x: parseInt(circle[2], 10),
y: parseInt(circle[3], 10),
r: parseInt(circle[4], 10)
}
];
} else {
data.color = shape[1];
data.path = parsePath(shape[3]);
}
break;
case 'Text':
data.font = args;
break;
case 'Draw image':
const image = args.match(IMAGE) ? args.match(IMAGE) : args.match(CANVAS);
data.imageSrc = image[1];
data.sx = parseInt(image[2], 10);
data.xy = parseInt(image[3], 10);
data.sw = parseInt(image[4], 10);
data.sh = parseInt(image[5], 10);
data.dx = parseInt(image[6], 10);
data.dy = parseInt(image[7], 10);
data.dw = parseInt(image[8], 10);
data.dh = parseInt(image[9], 10);
break;
case 'Gradient':
const gradient = args.match(GRADIENT);
data.x = parseInt(gradient[1], 10);
data.y = parseInt(gradient[2], 10);
data.width = parseInt(gradient[3], 10);
data.height = parseInt(gradient[4], 10);
data.x0 = parseInt(gradient[5], 10);
data.x1 = parseInt(gradient[6], 10);
data.y0 = parseInt(gradient[7], 10);
data.y1 = parseInt(gradient[8], 10);
data.stops = gradient[9];
break;
case 'Transform':
const transform = args.match(TRANSFORM);
data.x = parseInt(transform[1], 10);
data.y = parseInt(transform[2], 10);
data.matrix = transform[3];
break;
default:
console.log(args);
throw new Error('Unhandled action ' + data.action);
}
return data;
});
}
module.exports = parseRefTest;