jepler/Adafruit_CircuitPython_ESP32SPI
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Add a pre-commit hook configuration to check YAML and whitespace.

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These are minor, but avoids those coming up during reviews at all.

Signed-off-by: Diego Elio Pettenò <flameeyes@flameeyes.com>
This commit is contained in:
Diego Elio Pettenò 2020-05-15 16:35:17 +01:00
parent 2077d83a49
commit f70ac1ad67
4 changed files with 16 additions and 11 deletions
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2
.gitignore vendored
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@ -12,4 +12,4 @@ bundles
*.DS_Store *.DS_Store
.eggs .eggs
dist dist
**/*.egg-info **/*.egg-info

6
.pre-commit-config.yaml
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@ -11,3 +11,9 @@ repos:
rev: latest rev: latest
hooks: hooks:
- id: reuse - id: reuse
- repo: https://github.com/pre-commit/pre-commit-hooks
rev: v2.3.0
hooks:
- id: check-yaml
- id: end-of-file-fixer
- id: trailing-whitespace

2
examples/server/static/index.html
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@ -13,4 +13,4 @@ SPDX-License-Identifier: MIT
<h1>LED color picker demo!</h1> <h1>LED color picker demo!</h1>
<canvas id="colorPicker" height="300px" width="300px"></canvas> <canvas id="colorPicker" height="300px" width="300px"></canvas>
</body> </body>
</html> </html>

17
examples/server/static/led_color_picker_example.js
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@ -9,7 +9,7 @@ ctx.height = 300;
function drawColorPicker() { function drawColorPicker() {
/** /**
* Color picker inspired by: * Color picker inspired by:
* https://medium.com/@bantic/hand-coding-a-color-wheel-with-canvas-78256c9d7d43 * https://medium.com/@bantic/hand-coding-a-color-wheel-with-canvas-78256c9d7d43
*/ */
let radius = 150; let radius = 150;
@ -18,30 +18,30 @@ function drawColorPicker() {
for (let x = -radius; x < radius; x++) { for (let x = -radius; x < radius; x++) {
for (let y = -radius; y < radius; y++) { for (let y = -radius; y < radius; y++) {
let [r, phi] = xy2polar(x, y); let [r, phi] = xy2polar(x, y);
if (r > radius) { if (r > radius) {
// skip all (x,y) coordinates that are outside of the circle // skip all (x,y) coordinates that are outside of the circle
continue; continue;
} }
let deg = rad2deg(phi); let deg = rad2deg(phi);
// Figure out the starting index of this pixel in the image data array. // Figure out the starting index of this pixel in the image data array.
let rowLength = 2*radius; let rowLength = 2*radius;
let adjustedX = x + radius; // convert x from [-50, 50] to [0, 100] (the coordinates of the image data array) let adjustedX = x + radius; // convert x from [-50, 50] to [0, 100] (the coordinates of the image data array)
let adjustedY = y + radius; // convert y from [-50, 50] to [0, 100] (the coordinates of the image data array) let adjustedY = y + radius; // convert y from [-50, 50] to [0, 100] (the coordinates of the image data array)
let pixelWidth = 4; // each pixel requires 4 slots in the data array let pixelWidth = 4; // each pixel requires 4 slots in the data array
let index = (adjustedX + (adjustedY * rowLength)) * pixelWidth; let index = (adjustedX + (adjustedY * rowLength)) * pixelWidth;
let hue = deg; let hue = deg;
let saturation = r / radius; let saturation = r / radius;
let value = 1.0; let value = 1.0;
let [red, green, blue] = hsv2rgb(hue, saturation, value); let [red, green, blue] = hsv2rgb(hue, saturation, value);
let alpha = 255; let alpha = 255;
data[index] = red; data[index] = red;
data[index+1] = green; data[index+1] = green;
data[index+2] = blue; data[index+2] = blue;
@ -127,4 +127,3 @@ function getCursorPosition(canvas, event) {
drawColorPicker(); drawColorPicker();
canvas.addEventListener('mousedown', onColorPick); canvas.addEventListener('mousedown', onColorPick);