Top 10 Examples of "pureimage in functional component" in JavaScript
Dive into secure and efficient coding practices with our curated list of the top 10 examples showcasing 'pureimage' in functional components in JavaScript. Our advanced machine learning engine meticulously scans each line of code, cross-referencing millions of open source libraries to ensure your implementation is not just functional, but also robust and secure. Elevate your React applications to new heights by mastering the art of handling side effects, API calls, and asynchronous operations with confidence and precision.
function genTextAvatar(text, outputFilePathOrStream, size, callback) {
var img = PImage.make(size, size);
var ctx = img.getContext('2d');
var font = PImage.registerFont(`${__dirname}/../public/font/mplus-1m-regular.ttf`, 'mplus-1m-regular');
font.load(function () {
ctx.fillStyle = getColor(text);
ctx.fillRect(0, 0, size, size);
var fontSize = size / 1.5
ctx.font = `${fontSize}pt 'mplus-1m-regular'`;
ctx.fillStyle = "#FFFFFF";
var t = text.substring(0, 2).toUpperCase();
console.log(size , fontSize)
if (t.length == 2) { // 2
ctx.fillText(t, (size / 2) - (fontSize / 2), size / 1.4);
} else if (t.length == 1) { // 1
ctx.fillText(t, size / 2 - (fontSize / 4), size / 1.4);rect.y2 = rect.y1 + width;
height = width;
} else {
rect.x2 = rect.x1 + height;
width = height;
}
// Now it's time to go over every single pixel and build a matrix of
// velocities. I don['t really care about performance here, as this is
// just an experiment.
console.log('Collecting velocities...')
var velocities = accumulateVelocities(rect, layout);
// Now that we have all velocities, let's encode them into texture:
console.log('Rendering vector field...')
var scene = PImage.make(width, height);
var ctx = scene.getContext('2d');
var imgData = ctx.getImageData();
for (var x = 0; x < width; ++x) {
for (var y = 0; y < height; ++y) {
var encodedVelocity = encodeVelocity(velocities[x][y]);
imgData.setPixelRGBA_i(x, y, encodedVelocity.r, encodedVelocity.g, encodedVelocity.b, encodedVelocity.a);
}
}
// Texture is ready. Dump it onto the file system:
var textureName = OUT_IMAGE_NAME + '.png';
PImage.encodePNGToStream(scene, fs.createWriteStream(textureName)).then(()=> {
console.log('wrote out the png file to ' + textureName);
if (saveOriginalLayout) {console.log('Rendering vector field...')
var scene = PImage.make(width, height);
var ctx = scene.getContext('2d');
var imgData = ctx.getImageData();
for (var x = 0; x < width; ++x) {
for (var y = 0; y < height; ++y) {
var encodedVelocity = encodeVelocity(velocities[x][y]);
imgData.setPixelRGBA_i(x, y, encodedVelocity.r, encodedVelocity.g, encodedVelocity.b, encodedVelocity.a);
}
}
// Texture is ready. Dump it onto the file system:
var textureName = OUT_IMAGE_NAME + '.png';
PImage.encodePNGToStream(scene, fs.createWriteStream(textureName)).then(()=> {
console.log('wrote out the png file to ' + textureName);
if (saveOriginalLayout) {
// This is just for debugging purposes.
return saveGraphLayoutIntoImage(rect, layout);
}
}).catch(e => {
console.log('there was an error writing', e);
});
}function genTextAvatar(text, outputFilePathOrStream, size, callback) {
var img = PImage.make(size, size);
var ctx = img.getContext('2d');
var font = PImage.registerFont(`${__dirname}/../public/font/mplus-1m-regular.ttf`, 'mplus-1m-regular');
font.load(function () {
ctx.fillStyle = getColor(text);
ctx.fillRect(0, 0, size, size);
var fontSize = size / 1.5
ctx.font = `${fontSize}pt 'mplus-1m-regular'`;
ctx.fillStyle = "#FFFFFF";
var t = text.substring(0, 2).toUpperCase();
console.log(size , fontSize)
if (t.length == 2) { // 2
ctx.fillText(t, (size / 2) - (fontSize / 2), size / 1.4);
} else if (t.length == 1) { // 1
ctx.fillText(t, size / 2 - (fontSize / 4), size / 1.4);
} else { // 0
ctx.fillText(t, 0, 0);
}// let filename = opt.out_folder + '/' + opt.exp_name + '_' + prediction_folder + '_' + opt.batch_name + '_ex' + opt.ex + '_step' + s +'.png'
let filename = opt.out_folder + '/' + prediction_folder + '_' + opt.batch_name + '_ex' + opt.ex + '_step' + s +'.png'
// console.log(filename)
// // console.log(prediction_folder)
// console.log('outfolder',opt.out_folder)
// console.log('prediction_folder', prediction_folder)
// // console.log(opt.out_folder)
// console.log('exp_name', opt.exp_name)
// // console.log(opt.batch_name)
// // console.log(opt.ex)
// // console.log(s)
// assert(false)
// let filename = 'out'+s+'_'+s+'.png' // TODO! rename
PImage.encodePNG(demo.render.canvas, fs.createWriteStream(filename), function(err) {
console.log("wrote out the png file to "+filename);
});
}
s++;
if( s < num_steps ){
if (_isBrowser) {
setTimeout( f, 100 );
} else {
setTimeout( f, 0 );
}
}
}
// setInterval(function(){if (t.length == 2) { // 2
ctx.fillText(t, (size / 2) - (fontSize / 2), size / 1.4);
} else if (t.length == 1) { // 1
ctx.fillText(t, size / 2 - (fontSize / 4), size / 1.4);
} else { // 0
ctx.fillText(t, 0, 0);
}
let writeStream;
if (typeof outputFilePathOrStream === 'string') {
writeStream = fs.createWriteStream(outputFilePathOrStream);
} else {
writeStream = outputFilePathOrStream;
}
PImage.encodePNGToStream(img, writeStream).then(() => {
winston.debug(`wrote out the png file to ${outputFilePathOrStream}`);
callback(outputFilePathOrStream)
}).catch((e) => {
winston.error("there was an error writing", e);
callback(outputFilePathOrStream)
});
});
}generateFontTexture(callback) {
let fnt = PImage.registerFont(this.fontUrl, 'Source Sans Pro');
this.fontLoading = true;
fnt.load(() => {
this.font = fnt.font;
this.fontScale = 1 / this.font.unitsPerEm * this.fontSize;
let { img, ctx } = this;
ctx.clearRect(0, 0, this.textureWidth, this.textureHeight);
ctx.mode = 'REPLACE'; // replace is used to disable alpha blending
ctx.setFont('Source Sans Pro', this.fontSize);
ctx.fillStyle = 'red';
var charHeight = 20,
charWidth = 20,return new Promise(resolve => {
const img = PureImage.make(this.width, this.height)
const ctx = img.getContext('2d')
const font = PureImage.registerFont(path.join(__dirname, this.fontFile), this.fontName)
return font.load(() => {
ctx.fillStyle = this.colorBackground
ctx.fillRect(0, 0, this.width, this.height)
ctx.font = `${this.fontSize}px '${this.fontName}'`
ctx.fillStyle = this.colorText
// add text
ctx.fillText(this.metadata.title, this.marginLeft, this.getPosY())
ctx.fillText('', this.marginLeft, this.getPosY())
ctx.fillText('Creator:', this.marginLeft, this.getPosY())
ctx.fillText(this.metadata.creator, this.marginLeft, this.getPosY())
ctx.fillText('', this.marginLeft, this.getPosY())} as const;
if (!hslColors.from || !hslColors.to) {
throw new Error(`Failed to parse some of the Hex colors: ${JSON.stringify({from: fromColor, toColor})}`);
}
const hslColorShift = {
hue: hslColors.to.hue - hslColors.from.hue,
sat: hslColors.to.sat - hslColors.from.sat,
lum: hslColors.to.lum - hslColors.from.lum,
} as const;
const bitmap = cloneBitmap(source);
for (let x = 0; x < bitmap.width; x++) {
for (let y = 0; y < bitmap.height; y++) {
const [red, green, blue, alpha] = pureimageUInt32.getBytesBigEndian(
bitmap.getPixelRGBA(x, y),
);
// skip transparent / semi-transparent pixels
if (alpha < 10) {
continue;
}
const hsl = rgbToHsl({red, green, blue});
if (!hsl) {
throw new Error(`Failed to form HSL value from RGB color: ${JSON.stringify({red, green, blue})}`);
}
const newHsl = {
hue: hsl.hue + hslColorShift.hue,
sat: hsl.sat + hslColorShift.sat,fs.readFile(tilePath, function(err, tile) {
var result = geopackage.addTile(tile, tableName, 0, 0, 0);
result.should.be.equal(1);
var canvas;
if (typeof(process) !== 'undefined' && process.version) {
canvas = PureImage.make(256, 256);
} else {
canvas = document.createElement('canvas');
}
GeoPackage.drawXYZTileInCanvas(geopackage, tableName, 0, 0, 0, 256, 256, canvas)
.then(function(tile) {
testSetup.diffCanvas(canvas, tilePath, function(err, equal) {
equal.should.be.equal(true);
done();
});
});
});
});