blockbench/js/preview/screenshot.js
2022-09-15 14:16:24 +02:00

533 lines
18 KiB
JavaScript

const Screencam = {
recording_timelapse: false,
gif_options_dialog: new Dialog({
id: 'create_gif',
title: tl('dialog.create_gif.title'),
draggable: true,
form: {
length_mode: {label: 'dialog.create_gif.length_mode', type: 'select', default: 'seconds', options: {
seconds: 'dialog.create_gif.length_mode.seconds',
frames: 'dialog.create_gif.length_mode.frames',
animation: 'dialog.create_gif.length_mode.animation',
turntable: 'dialog.create_gif.length_mode.turntable',
}},
length: {label: 'dialog.create_gif.length', type: 'number', value: 10, min: 0, step: 0.25, condition: (form) => ['seconds', 'frames'].includes(form.length_mode)},
fps: {label: 'dialog.create_gif.fps', type: 'number', value: 20, min: 1, max: 120},
quality:{label: 'dialog.create_gif.compression', type: 'number', value: 20, min: 1, max: 80},
color: {label: 'dialog.create_gif.color', type: 'color', value: '#00000000'},
turn: {label: 'dialog.create_gif.turn', type: 'number', value: 0, min: -10, max: 10},
play: {label: 'dialog.create_gif.play', type: 'checkbox', condition: () => Animator.open},
},
onConfirm: function(formData) {
let background = formData.color.toHex8String() != '#00000000' ? formData.color.toHexString() : undefined;
this.hide();
if (document.getElementById('gif_recording_frame')) {
document.getElementById('gif_recording_frame').remove();
}
Screencam.createGif({
length_mode: formData.length_mode,
length: limitNumber(formData.length, 0.1, 24000),
fps: limitNumber(formData.fps, 0.5, 30),
quality: limitNumber(formData.quality, 0, 30),
background,
play: formData.play,
turnspeed: formData.turn,
})
}
}),
screenshotPreview(preview, options, cb) {
if (!options) options = 0;
Canvas.withoutGizmos(function() {
preview.render()
if (options.crop == false && !options.width && !options.height) {
var dataUrl = preview.canvas.toDataURL()
Screencam.returnScreenshot(dataUrl, cb)
return;
}
if (options.crop !== false && !(display_mode && display_slot === 'gui')) {
let frame = new CanvasFrame(preview.canvas);
frame.autoCrop()
if (options.width && options.height) {
let new_frame = new CanvasFrame(options.width, options.height)
let width = frame.width;
let height = frame.height;
if (width > options.width) {height /= width / options.width; width = options.width;}
if (height > options.height) {width /= height / options.height; height = options.height;}
new_frame.ctx.drawImage(frame.canvas, (options.width - width)/2, (options.height - height)/2, width, height)
frame = new_frame;
}
Screencam.returnScreenshot(frame.canvas.toDataURL(), cb)
return;
}
var dataUrl = preview.canvas.toDataURL()
dataUrl = dataUrl.replace('data:image/png;base64,','')
Jimp.read(Buffer.from(dataUrl, 'base64')).then(function(image) {
if (display_mode && display_slot === 'gui' && options.crop !== false) {
var zoom = display_preview.camOrtho.zoom * devicePixelRatio
var resolution = 256 * zoom;
var start_x = display_preview.width *devicePixelRatio/2 - display_preview.controls.target.x*zoom*40 - resolution/2;
var start_y = display_preview.height*devicePixelRatio/2 + display_preview.controls.target.y*zoom*40 - resolution/2;
image.crop(start_x, start_y, resolution, resolution)
} else {
if (options.crop !== false) {
image.autocrop([0, false])
}
if (options && options.width && options.height) {
image.contain(options.width, options.height)
}
}
image.getBase64(Jimp.MIME_PNG, function(a, dataUrl){
Screencam.returnScreenshot(dataUrl, cb)
})
});
})
},
fullScreen(options, cb) {
setTimeout(function() {
currentwindow.capturePage().then(function(screenshot) {
var dataUrl = screenshot.toDataURL()
if (!(options && options.width && options.height)) {
Screencam.returnScreenshot(dataUrl, cb)
return;
}
dataUrl = dataUrl.replace('data:image/png;base64,','')
Jimp.read(Buffer.from(dataUrl, 'base64')).then(function(image) {
image.contain(options.width, options.height)
image.getBase64(Jimp.MIME_PNG, function(a, dataUrl){
Screencam.returnScreenshot(dataUrl, cb)
})
});
})
}, 40)
},
async returnScreenshot(dataUrl, cb, blob) {
if (cb) {
cb(dataUrl);
return;
}
let img = new Image()
let is_gif = dataUrl.substr(5, 9) == 'image/gif'
img.src = dataUrl
img.className = 'allow_default_menu checkerboard';
await new Promise((resolve, reject) => {
img.onload = resolve;
img.onerror = reject;
})
let center = document.createElement('center');
center.innerHTML = `<div>${img.naturalWidth} x ${img.naturalHeight}px, ${is_gif ? 'GIF' : 'PNG'}</div>`;
center.appendChild(img);
let buttons = [tl('dialog.save'), tl('dialog.cancel')]
if (!is_gif) {
buttons.splice(0, 0, tl('message.screenshot.clipboard'))
}
let dialog = new Dialog({
title: 'message.screenshot.title',
id: 'screenshot',
width: img.naturalWidth + 50,
lines: [
center
],
buttons,
onButton(result) {
if (result === 0 && buttons.length == 3) {
if (navigator.clipboard && navigator.clipboard.write) {
fetch(dataUrl).then(async data => {
const blob = await data.blob();
await navigator.clipboard.write([
new ClipboardItem({
[blob.type]: blob
})
]);
})
} else {
Blockbench.showQuickMessage('message.screenshot.right_click');
return false;
}
} else if (result === buttons.length-2) {
Blockbench.export({
resource_id: 'screenshot',
extensions: [is_gif ? 'gif' : 'png'],
type: tl('data.image'),
savetype: is_gif ? 'binary' : 'image',
name: Project ? Project.name.replace(/\.geo$/, '') : 'screenshot',
content: is_gif ? (isApp ? Buffer(dataUrl.split(',')[1], 'base64') : blob) : dataUrl,
})
}
}
})
dialog.show();
},
cleanCanvas(options, cb) {
quad_previews.current.screenshot(options, cb)
},
gif_crop: {top: 0, left: 0, right: 0, bottom: 0},
async createGif(options = {}, cb) {
if (!options.length_mode) options.length_mode = 'seconds';
if (!options.length) options.length = 1;
let preview = Preview.selected;
let animation = Animation.selected;
let interval = options.fps ? (1000/options.fps) : 100;
let frames = 0;
let gif;
let frame, frame_label;
let recording = false;
let loop = null;
let crop = Screencam.gif_crop;
function getProgress() {
switch (options.length_mode) {
case 'seconds': return interval*frames/(options.length*1000); break;
case 'frames': return frames/options.length; break;
case 'turntable': return Math.abs(preview.controls.autoRotateProgress) / (2*Math.PI); break;
case 'animation': return Timeline.time / (animation.length-(interval/1000)); break;
}
}
function startRecording() {
let canvas = document.createElement('canvas');
let ctx = canvas.getContext('2d');
canvas.width = Math.clamp((preview.width - crop.left - crop.right) * window.devicePixelRatio, 24, 4000);
canvas.height = Math.clamp((preview.height - crop.top - crop.bottom) * window.devicePixelRatio, 24, 4000);
gif = new GIF({
repeat: options.repeat,
quality: options.quality,
background: options.background ? options.background : {r: 30, g: 0, b: 255},
transparent: options.background ? undefined : 0x1e01ff,
width: canvas.width,
height: canvas.height
});
if (options.turnspeed) {
preview.controls.autoRotate = true;
preview.controls.autoRotateSpeed = options.turnspeed;
preview.controls.autoRotateProgress = 0;
} else if (options.length_mode == 'turntable') {
options.length_mode = 'seconds'
}
if (options.play && animation) {
Timeline.time = 0;
Timeline.start()
if (!animation.length) options.length_mode = 'seconds';
} else if (options.length_mode == 'animation') {
options.length_mode = 'seconds'
}
if (!options.silent) {
Blockbench.setStatusBarText(tl('status_bar.recording_gif'));
gif.on('progress', Blockbench.setProgress);
}
recording = true;
loop = setInterval(() => {
frames++;
Canvas.withoutGizmos(function() {
let img = new Image();
preview.render();
ctx.clearRect(0, 0, canvas.width, canvas.height);
ctx.drawImage(preview.canvas, Math.round(-crop.left * window.devicePixelRatio), Math.round(-crop.top * window.devicePixelRatio));
img.src = canvas.toDataURL();
img.onload = () => {
gif.addFrame(img, {delay: interval});
}
})
Blockbench.setProgress(getProgress());
frame_label.textContent = frames + ' - ' + (interval*frames/1000).toFixed(2) + 's';
if (getProgress() >= 1) {
endRecording(true);
return;
}
}, interval)
gif.on('finished', blob => {
delete Screencam.processing_gif;
var reader = new FileReader();
reader.onload = () => {
if (!options.silent) {
Blockbench.setProgress();
Blockbench.setStatusBarText();
}
Screencam.returnScreenshot(reader.result, cb, blob);
}
reader.readAsDataURL(blob);
});
frame.classList.add('recording');
}
function endRecording(render) {
if (!recording) return;
recording = false;
clearInterval(loop);
if (frame) {
frame.remove();
}
Blockbench.setProgress();
if (render) {
gif.render();
if (!options.silent) {
Blockbench.setStatusBarText(tl('status_bar.processing_gif'))
Screencam.processing_gif = gif;
}
}
if (Animator.open && Timeline.playing) {
Timeline.pause();
}
if (options.turnspeed) {
preview.controls.autoRotate = false;
}
}
function cancel() {
frame.remove();
}
function updateCrop() {
crop.left = Math.clamp(crop.left, 0, preview.width/2 - 20);
crop.right = Math.clamp(crop.right, 0, preview.width/2 - 20);
crop.top = Math.clamp(crop.top, 0, preview.height/2 - 20);
crop.bottom = Math.clamp(crop.bottom, 0, preview.height/2 - 20);
frame.style.top = crop.top + 'px';
frame.style.left = crop.left + 'px';
frame.style.right = crop.right + 'px';
frame.style.bottom = crop.bottom + 'px';
frame_label.textContent = Math.round(Math.clamp((preview.width - crop.left - crop.right) * window.devicePixelRatio, 24, 4000))
+ ' x ' + Math.round(Math.clamp((preview.height - crop.top - crop.bottom) * window.devicePixelRatio, 24, 4000))
}
// Setup recording UI
frame = Interface.createElement('div', {id: 'gif_recording_frame'});
preview.node.append(frame);
frame_label = Interface.createElement('div', {id: 'gif_recording_frame_label'});
frame.append(frame_label);
function drag(e1) {
let crop_original = Object.assign({}, crop);
function move(e2) {
convertTouchEvent(e2);
crop.left = crop_original.left + (e2.clientX - e1.clientX);
crop.right = crop_original.right - (e2.clientX - e1.clientX);
crop.top = crop_original.top + (e2.clientY - e1.clientY);
crop.bottom = crop_original.bottom - (e2.clientY - e1.clientY);
updateCrop();
}
function stop(e3) {
removeEventListeners(document, 'mousemove touchmove', move);
removeEventListeners(document, 'mouseup touchend', stop);
}
addEventListeners(document, 'mousemove touchmove', move);
addEventListeners(document, 'mouseup touchend', stop);
}
addEventListeners(frame_label, 'mousedown touchstart', e => drag(e, 'right', 'top'));
let resizer_top_right = Interface.createElement('div', {style: 'top: -2px; right: -2px;', class: 'gif_recording_frame_handle gif_resize_ne'}, Blockbench.getIconNode('arrow_back_ios'));
let resizer_top_left = Interface.createElement('div', {style: 'top: -2px; left: -2px;', class: 'gif_recording_frame_handle gif_resize_nw'}, Blockbench.getIconNode('arrow_back_ios'));
let resizer_bottom_right = Interface.createElement('div', {style: 'bottom: -2px; right: -2px;',class: 'gif_recording_frame_handle gif_resize_se'}, Blockbench.getIconNode('arrow_back_ios'));
let resizer_bottom_left = Interface.createElement('div', {style: 'bottom: -2px; left: -2px;', class: 'gif_recording_frame_handle gif_resize_sw'}, Blockbench.getIconNode('arrow_back_ios'));
function resize(e1, x_value, y_value) {
let crop_original = Object.assign({}, crop);
function move(e2) {
convertTouchEvent(e2);
crop[x_value] = crop_original[x_value] + (e2.clientX - e1.clientX) * (x_value == 'left' ? 1 : -1);
crop[y_value] = crop_original[y_value] + (e2.clientY - e1.clientY) * (y_value == 'top' ? 1 : -1);
updateCrop();
}
function stop(e3) {
removeEventListeners(document, 'mousemove touchmove', move);
removeEventListeners(document, 'mouseup touchend', stop);
}
addEventListeners(document, 'mousemove touchmove', move);
addEventListeners(document, 'mouseup touchend', stop);
}
addEventListeners(resizer_top_right, 'mousedown touchstart', e => resize(e, 'right', 'top'));
addEventListeners(resizer_top_left, 'mousedown touchstart', e => resize(e, 'left', 'top'));
addEventListeners(resizer_bottom_right, 'mousedown touchstart', e => resize(e, 'right', 'bottom'));
addEventListeners(resizer_bottom_left, 'mousedown touchstart', e => resize(e, 'left', 'bottom'));
frame.append(resizer_top_right);
frame.append(resizer_top_left);
frame.append(resizer_bottom_right);
frame.append(resizer_bottom_left);
updateCrop();
let controls = Interface.createElement('div', {id: 'gif_recording_controls'});
frame.append(controls);
let record_button = Interface.createElement('div', {class: 'tool gif_record_button'}, Blockbench.getIconNode('fiber_manual_record', 'var(--color-close)'));
record_button.addEventListener('click', event => {
startRecording();
});
controls.append(record_button);
let stop_button = Interface.createElement('div', {class: 'tool'}, Blockbench.getIconNode('stop'));
stop_button.addEventListener('click', event => {
recording ? endRecording(true) : cancel();
})
controls.append(stop_button);
let cancel_button = Interface.createElement('div', {class: 'tool'}, Blockbench.getIconNode('clear'));
cancel_button.addEventListener('click', event => {
recording ? endRecording(false) : cancel();
})
controls.append(cancel_button);
},
recordTimelapse(options) {
if (!options.destination) return;
function getFileName(num) {
return `${Project.name||'model'}_${num.toDigitString(4)}.png`;
}
var index = 0;
try {
var list = fs.readdirSync(options.destination);
while (list.includes(getFileName(index+1))) {
index++;
}
} catch (err) {
console.log('Unable to analyze past timelapse recording', err)
}
Prop.recording = true;
BarItems.timelapse.setIcon('stop');
Blockbench.showQuickMessage('message.timelapse_start');
function saveImage(image) {
var path = `${options.destination}${osfs}${getFileName(index)}`;
fs.writeFile(path, image, (e, b) => {});
}
if (options.source === 'locked') {
var view_pos = new THREE.Vector3().copy(quad_previews.current.camera.position);
var view_tar = new THREE.Vector3().copy(quad_previews.current.controls.target);
}
Screencam.timelapse_loop = setInterval(function() {
index++;
if (!isApp || options.source === 'preview' || options.source === 'locked') {
var scope = quad_previews.current;
if (options.source === 'locked') {
var old_pos = new THREE.Vector3().copy(scope.camera.position);
var old_tar = new THREE.Vector3().copy(scope.controls.target);
scope.camera.position.copy(view_pos);
scope.controls.target.copy(view_tar);
}
Canvas.withoutGizmos(function() {
scope.render();
var dataUrl = scope.canvas.toDataURL();
saveImage(nativeImage.createFromDataURL(dataUrl).toPNG());
if (options.source === 'locked') {
scope.camera.position.copy(old_pos);
scope.controls.target.copy(old_tar);
}
})
} else {
currentwindow.capturePage().then((image) => {
saveImage(image.toPNG());
});
}
}, options.interval*1000);
},
stopTimelapse() {
if (Prop.recording) {
Prop.recording = false;
clearInterval(Screencam.timelapse_loop);
BarItems.timelapse.setIcon('timelapse');
Blockbench.showQuickMessage('message.timelapse_stop');
}
}
}
BARS.defineActions(function() {
new Action('screenshot_model', {
icon: 'photo_camera',
category: 'view',
condition: () => !!Project,
keybind: new Keybind({key: 'p', ctrl: true}),
click() {Preview.selected.screenshot()}
})
new Action('record_model_gif', {
icon: 'local_movies',
category: 'view',
condition: () => !!Project,
click() {
Screencam.gif_options_dialog.show();
}
})
new Action('cancel_gif', {
icon: 'close',
category: 'view',
condition: () => Screencam.processing_gif,
click() {
Screencam.processing_gif.abort();
delete Screencam.processing_gif;
Blockbench.setProgress();
Blockbench.setStatusBarText();
}
})
Screencam.timelapse_dialog = new Dialog({
id: 'timelapse',
title: tl('action.timelapse'),
draggable: true,
form: {
interval: {label: 'dialog.timelapse.interval', type: 'number', value: 10, step: 0.25},
source: {label: 'dialog.timelapse.source', type: 'select', value: 'preview', options: {
preview: 'data.preview',
locked: 'dialog.timelapse.source.locked',
interface: 'dialog.timelapse.source.interface',
}, condition: isApp},
destination: {label: 'dialog.timelapse.destination', type: 'folder', value: '', resource_id: 'timelapse'},
},
onConfirm: function(formData) {
Screencam.recordTimelapse(formData);
this.hide();
}
})
new Action('timelapse', {
icon: 'timelapse',
category: 'view',
condition: isApp && (() => !!Project),
click() {
if (!Prop.recording) {
Screencam.timelapse_dialog.show();
} else {
Screencam.stopTimelapse();
}
}
})
new Action('screenshot_app', {
icon: 'icon-bb_interface',
category: 'view',
condition: isApp,
click() {Screencam.fullScreen()}
})
})