mirror of
https://github.com/lunaisnotaboy/mastodon.git
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Doodle improvements 2 (#176)
* Fix some doodle bugs and added Background color functionality * added protections against accidental doodle erase, screen size changing * resolve react warning about 'selected' on <option>
This commit is contained in:
parent
531dadad86
commit
cdc22d23b9
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@ -8,7 +8,7 @@ const mapStateToProps = state => ({
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const mapDispatchToProps = dispatch => ({
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onOpenCanvas () {
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dispatch(openModal('DOODLE', {}));
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dispatch(openModal('DOODLE', { noEsc: true }));
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},
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});
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@ -7,7 +7,8 @@ import { connect } from 'react-redux';
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import ImmutablePropTypes from 'react-immutable-proptypes';
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import { doodleSet, uploadCompose } from '../../../actions/compose';
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import IconButton from '../../../components/icon_button';
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import { debounce } from 'lodash';
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import { debounce, mapValues } from 'lodash';
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import classNames from 'classnames';
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// palette nicked from MyPaint, CC0
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const palette = [
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@ -110,16 +111,40 @@ function dataURLtoFile(dataurl, filename) {
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return new File([u8arr], filename, { type: mime });
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}
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const DOODLE_SIZES = {
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normal: [500, 500, 'Square 500'],
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tootbanner: [702, 330, 'Tootbanner'],
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s640x480: [640, 480, '640×480 - 480p'],
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s800x600: [800, 600, '800×600 - SVGA'],
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s720x480: [720, 405, '720x405 - 16:9'],
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};
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const mapStateToProps = state => ({
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options: state.getIn(['compose', 'doodle']),
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});
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const mapDispatchToProps = dispatch => ({
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/** Set options in the redux store */
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setOpt: (opts) => dispatch(doodleSet(opts)),
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/** Submit doodle for upload */
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submit: (file) => dispatch(uploadCompose([file])),
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});
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/**
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* Doodling dialog with drawing canvas
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*
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* Keyboard shortcuts:
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* - Delete: Clear screen, fill with background color
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* - Backspace, Ctrl+Z: Undo one step
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* - Ctrl held while drawing: Use background color
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* - Shift held while clicking screen: Use fill tool
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*
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* Palette:
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* - Left mouse button: pick foreground
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* - Ctrl + left mouse button: pick background
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* - Right mouse button: pick background
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*/
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@connect(mapStateToProps, mapDispatchToProps)
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export default class DoodleModal extends ImmutablePureComponent {
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@ -132,121 +157,145 @@ export default class DoodleModal extends ImmutablePureComponent {
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//region Option getters/setters
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/** Foreground color */
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get fg () {
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return this.props.options.get('fg');
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}
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set fg (value) {
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this.props.setOpt({ fg: value });
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}
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/** Background color */
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get bg () {
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return this.props.options.get('bg');
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}
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set bg (value) {
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this.props.setOpt({ bg: value });
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}
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/** Swap Fg and Bg for drawing */
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get swapped () {
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return this.props.options.get('swapped');
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}
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set swapped (value) {
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this.props.setOpt({ swapped: value });
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}
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/** Mode - 'draw' or 'fill' */
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get mode () {
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return this.props.options.get('mode');
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}
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set mode (value) {
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this.props.setOpt({ mode: value });
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}
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/** Base line weight */
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get weight () {
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return this.props.options.get('weight');
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}
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set weight (value) {
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this.props.setOpt({ weight: value });
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}
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/** Drawing opacity */
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get opacity () {
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return this.props.options.get('opacity');
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}
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set opacity (value) {
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this.props.setOpt({ opacity: value });
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}
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/** Adaptive stroke - change width with speed */
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get adaptiveStroke () {
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return this.props.options.get('adaptiveStroke');
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}
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set adaptiveStroke (value) {
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this.props.setOpt({ adaptiveStroke: value });
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}
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/** Smoothing (for mouse drawing) */
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get smoothing () {
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return this.props.options.get('smoothing');
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}
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set smoothing (value) {
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this.props.setOpt({ smoothing: value });
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}
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/** Size preset */
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get size () {
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return this.props.options.get('size');
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}
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set size (value) {
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this.props.setOpt({ size: value });
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}
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//endregion
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/** Key up handler */
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handleKeyUp = (e) => {
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if (e.key === 'Delete' || e.key === 'Backspace') {
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if (e.target.nodeName === 'INPUT') return;
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if (e.key === 'Delete') {
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e.preventDefault();
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this.clearScreen();
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this.handleClearBtn();
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return;
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}
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if (e.key === 'z' && (e.ctrlKey || e.metaKey)) {
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if (e.key === 'Backspace' || (e.key === 'z' && (e.ctrlKey || e.metaKey))) {
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e.preventDefault();
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this.undo();
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}
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if (e.key === 'Control' || e.key === 'Meta') {
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this.controlHeld = false;
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this.swapped = false;
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}
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if (e.key === 'Shift') {
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this.shiftHeld = false;
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this.mode = 'draw';
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}
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};
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/** Key down handler */
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handleKeyDown = (e) => {
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if (e.key === 'Control' || e.key === 'Meta') {
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this.controlHeld = true;
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this.swapped = true;
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}
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if (e.key === 'Shift') {
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this.shiftHeld = true;
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this.mode = 'fill';
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}
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};
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/**
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* Component installed in the DOM, do some initial set-up
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*/
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componentDidMount () {
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this.controlHeld = false;
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this.shiftHeld = false;
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this.swapped = false;
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window.addEventListener('keyup', this.handleKeyUp, false);
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window.addEventListener('keydown', this.handleKeyDown, false);
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};
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/**
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* Tear component down
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*/
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componentWillUnmount () {
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window.removeEventListener('keyup', this.handleKeyUp, false);
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window.removeEventListener('keydown', this.handleKeyDown, false);
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if (this.sketcher) this.sketcher.destroy();
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}
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clearScreen = () => {
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this.sketcher.context.fillStyle = this.bg;
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this.sketcher.context.fillRect(0, 0, this.canvas.width, this.canvas.height);
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this.undos = [];
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this.doSaveUndo();
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};
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handleDone = () => {
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const dataUrl = this.sketcher.toImage();
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const file = dataURLtoFile(dataUrl, 'doodle.png');
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this.props.submit(file);
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this.sketcher.destroy();
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this.props.onClose();
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};
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updateSketcherSettings () {
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if (!this.sketcher) return;
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this.sketcher.color = this.fg;
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this.sketcher.opacity = this.opacity;
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this.sketcher.weight = this.weight;
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this.sketcher.mode = this.mode;
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this.sketcher.smoothing = this.smoothing;
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this.sketcher.adaptiveStroke = this.adaptiveStroke;
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}
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initSketcher (elem) {
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this.sketcher = new Atrament(elem, 500, 500);
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this.mode = 'draw'; // Reset mode - it's confusing if left at 'fill'
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this.updateSketcherSettings();
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this.clearScreen();
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}
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/**
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* Set reference to the canvas element.
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* This is called during component init
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*
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* @param elem - canvas element
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*/
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setCanvasRef = (elem) => {
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this.canvas = elem;
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if (elem) {
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@ -254,6 +303,7 @@ export default class DoodleModal extends ImmutablePureComponent {
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this.saveUndo();
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this.sketcher._dirty = false;
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});
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elem.addEventListener('click', () => {
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// sketcher bug - does not fire dirty on fill
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if (this.mode === 'fill') {
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@ -261,58 +311,233 @@ export default class DoodleModal extends ImmutablePureComponent {
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}
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});
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// prevent context menu
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elem.addEventListener('contextmenu', (e) => {
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e.preventDefault();
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});
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elem.addEventListener('mousedown', (e) => {
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if (e.button === 2) {
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this.swapped = true;
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}
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});
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elem.addEventListener('mouseup', (e) => {
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if (e.button === 2) {
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this.swapped = this.controlHeld;
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}
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});
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this.initSketcher(elem);
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this.mode = 'draw'; // Reset mode - it's confusing if left at 'fill'
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}
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};
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onPaletteClick = (e) => {
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this.fg = e.target.dataset.color;
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e.target.blur();
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/**
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* Set up the sketcher instance
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*
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* @param canvas - canvas element. Null if we're just resizing
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*/
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initSketcher (canvas = null) {
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const sizepreset = DOODLE_SIZES[this.size];
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if (this.sketcher) this.sketcher.destroy();
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this.sketcher = new Atrament(canvas || this.canvas, sizepreset[0], sizepreset[1]);
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if (canvas) {
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this.ctx = this.sketcher.context;
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this.updateSketcherSettings();
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}
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this.clearScreen();
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}
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/**
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* Done button handler
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*/
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onDoneButton = () => {
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const dataUrl = this.sketcher.toImage();
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const file = dataURLtoFile(dataUrl, 'doodle.png');
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this.props.submit(file);
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this.props.onClose(); // close dialog
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};
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setModeDraw = (e) => {
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this.mode = 'draw';
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e.target.blur();
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/**
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* Cancel button handler
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*/
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onCancelButton = () => {
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if (this.undos.length > 1 && !confirm('Discard doodle? All changes will be lost!')) {
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return;
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}
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this.props.onClose(); // close dialog
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};
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setModeFill = (e) => {
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this.mode = 'fill';
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e.target.blur();
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};
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tglSmooth = (e) => {
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this.smoothing = !this.smoothing;
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e.target.blur();
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};
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tglAdaptive = (e) => {
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this.adaptiveStroke = !this.adaptiveStroke;
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e.target.blur();
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};
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setWeight = (e) => {
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this.weight = +e.target.value || 1;
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/**
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* Update sketcher options based on state
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*/
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updateSketcherSettings () {
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if (!this.sketcher) return;
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if (this.oldSize !== this.size) this.initSketcher();
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this.sketcher.color = (this.swapped ? this.bg : this.fg);
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this.sketcher.opacity = this.opacity;
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this.sketcher.weight = this.weight;
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this.sketcher.mode = this.mode;
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this.sketcher.smoothing = this.smoothing;
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this.sketcher.adaptiveStroke = this.adaptiveStroke;
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this.oldSize = this.size;
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}
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/**
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* Fill screen with background color
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*/
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clearScreen = () => {
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this.ctx.fillStyle = this.bg;
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this.ctx.fillRect(-1, -1, this.canvas.width+2, this.canvas.height+2);
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this.undos = [];
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this.doSaveUndo();
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};
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/**
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* Undo one step
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*/
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undo = () => {
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if (this.undos.length > 1) {
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this.undos.pop();
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const buf = this.undos.pop();
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this.sketcher.clear();
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this.sketcher.context.putImageData(buf, 0, 0);
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this.ctx.putImageData(buf, 0, 0);
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this.doSaveUndo();
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}
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};
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/**
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* Save canvas content into the undo buffer immediately
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*/
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doSaveUndo = () => {
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this.undos.push(this.sketcher.context.getImageData(0, 0, this.canvas.width, this.canvas.height));
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this.undos.push(this.ctx.getImageData(0, 0, this.canvas.width, this.canvas.height));
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};
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/**
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* Called on each canvas change.
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* Saves canvas content to the undo buffer after some period of inactivity.
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*/
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saveUndo = debounce(() => {
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this.doSaveUndo();
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}, 100);
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/**
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* Palette left click.
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* Selects Fg color (or Bg, if Control/Meta is held)
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*
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* @param e - event
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*/
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onPaletteClick = (e) => {
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const c = e.target.dataset.color;
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if (this.controlHeld) {
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this.bg = c;
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} else {
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this.fg = c;
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}
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e.target.blur();
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e.preventDefault();
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};
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/**
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* Palette right click.
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* Selects Bg color
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*
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* @param e - event
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*/
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onPaletteRClick = (e) => {
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this.bg = e.target.dataset.color;
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e.target.blur();
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e.preventDefault();
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};
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/**
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* Handle click on the Draw mode button
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*
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* @param e - event
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*/
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setModeDraw = (e) => {
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this.mode = 'draw';
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e.target.blur();
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};
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/**
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* Handle click on the Fill mode button
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*
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* @param e - event
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*/
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setModeFill = (e) => {
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this.mode = 'fill';
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e.target.blur();
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};
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/**
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* Handle click on Smooth checkbox
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*
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* @param e - event
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*/
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tglSmooth = (e) => {
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this.smoothing = !this.smoothing;
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e.target.blur();
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};
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/**
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* Handle click on Adaptive checkbox
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*
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* @param e - event
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*/
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tglAdaptive = (e) => {
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this.adaptiveStroke = !this.adaptiveStroke;
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e.target.blur();
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};
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/**
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* Handle change of the Weight input field
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*
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* @param e - event
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*/
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setWeight = (e) => {
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this.weight = +e.target.value || 1;
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};
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/**
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* Set size - clalback from the select box
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*
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* @param e - event
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*/
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changeSize = (e) => {
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let newSize = e.target.value;
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if (newSize === this.oldSize) return;
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if (this.undos.length > 1 && !confirm('Change size? This will erase your drawing!')) {
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return;
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}
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this.size = newSize;
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};
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handleClearBtn = () => {
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if (this.undos.length > 1 && !confirm('Clear screen? This will erase your drawing!')) {
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return;
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}
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this.clearScreen();
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};
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/**
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* Render the component
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*/
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render () {
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this.updateSketcherSettings();
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|
@ -323,7 +548,10 @@ export default class DoodleModal extends ImmutablePureComponent {
|
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</div>
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<div className='doodle-modal__action-bar'>
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<Button text='Done' onClick={this.handleDone} />
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<div className='doodle-toolbar'>
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<Button text='Done' onClick={this.onDoneButton} />
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<Button text='Cancel' onClick={this.onCancelButton} />
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</div>
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<div className='filler' />
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<div className='doodle-toolbar with-inputs'>
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<div>
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@ -344,12 +572,19 @@ export default class DoodleModal extends ImmutablePureComponent {
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<input type='number' min={1} id='dd_weight' value={this.weight} onChange={this.setWeight} />
|
||||
</span>
|
||||
</div>
|
||||
<div>
|
||||
<select aria-label='Canvas size' onInput={this.changeSize} defaultValue={this.size}>
|
||||
{ Object.values(mapValues(DOODLE_SIZES, (val, k) =>
|
||||
<option key={k} value={k}>{val[2]}</option>
|
||||
)) }
|
||||
</select>
|
||||
</div>
|
||||
</div>
|
||||
<div className='doodle-toolbar'>
|
||||
<IconButton icon='pencil' label='Draw' onClick={this.setModeDraw} size={18} active={this.mode === 'draw'} inverted />
|
||||
<IconButton icon='bath' label='Fill' onClick={this.setModeFill} size={18} active={this.mode === 'fill'} inverted />
|
||||
<IconButton icon='undo' label='Undo' onClick={this.undo} size={18} inverted />
|
||||
<IconButton icon='trash' label='Clear' onClick={this.clearScreen} size={18} inverted />
|
||||
<IconButton icon='pencil' title='Draw' label='Draw' onClick={this.setModeDraw} size={18} active={this.mode === 'draw'} inverted />
|
||||
<IconButton icon='bath' title='Fill' label='Fill' onClick={this.setModeFill} size={18} active={this.mode === 'fill'} inverted />
|
||||
<IconButton icon='undo' title='Undo' label='Undo' onClick={this.undo} size={18} inverted />
|
||||
<IconButton icon='trash' title='Clear' label='Clear' onClick={this.handleClearBtn} size={18} inverted />
|
||||
</div>
|
||||
<div className='doodle-palette'>
|
||||
{
|
||||
|
@ -360,9 +595,13 @@ export default class DoodleModal extends ImmutablePureComponent {
|
|||
key={i}
|
||||
style={{ backgroundColor: c[0] }}
|
||||
onClick={this.onPaletteClick}
|
||||
onContextMenu={this.onPaletteRClick}
|
||||
data-color={c[0]}
|
||||
title={c[1]}
|
||||
className={this.fg === c[0] ? 'selected' : ''}
|
||||
className={classNames({
|
||||
'foreground': this.fg === c[0],
|
||||
'background': this.bg === c[0],
|
||||
})}
|
||||
/>
|
||||
)
|
||||
}
|
||||
|
|
|
@ -45,7 +45,7 @@ export default class ModalRoot extends React.PureComponent {
|
|||
|
||||
handleKeyUp = (e) => {
|
||||
if ((e.key === 'Escape' || e.key === 'Esc' || e.keyCode === 27)
|
||||
&& !!this.props.type) {
|
||||
&& !!this.props.type && !this.props.props.noEsc) {
|
||||
this.props.onClose();
|
||||
}
|
||||
}
|
||||
|
|
|
@ -65,7 +65,9 @@ const initialState = ImmutableMap({
|
|||
doodle: ImmutableMap({
|
||||
fg: 'rgb( 0, 0, 0)',
|
||||
bg: 'rgb(255, 255, 255)',
|
||||
swapped: false,
|
||||
mode: 'draw',
|
||||
size: 'normal',
|
||||
weight: 2,
|
||||
opacity: 1,
|
||||
adaptiveStroke: true,
|
||||
|
|
|
@ -1,12 +1,15 @@
|
|||
$doodleBg: #d9e1e8;
|
||||
.doodle-modal {
|
||||
@extend .boost-modal;
|
||||
width: unset;
|
||||
}
|
||||
|
||||
.doodle-modal__container {
|
||||
background: $doodleBg;
|
||||
text-align: center;
|
||||
line-height: 0; // remove weird gap under canvas
|
||||
canvas {
|
||||
border: 5px solid #d9e1e8;
|
||||
border: 5px solid $doodleBg;
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -15,9 +18,13 @@
|
|||
|
||||
.filler {
|
||||
flex-grow: 1;
|
||||
margin: 0;
|
||||
padding: 0;
|
||||
}
|
||||
|
||||
.doodle-toolbar {
|
||||
line-height: 1;
|
||||
|
||||
display: flex;
|
||||
flex-direction: column;
|
||||
flex-grow: 0;
|
||||
|
@ -60,10 +67,19 @@
|
|||
cursor: pointer;
|
||||
box-shadow: inset 0 0 1px rgba(white, .5);
|
||||
border: 1px solid black;
|
||||
outline-offset:-1px;
|
||||
|
||||
&.selected {
|
||||
outline-offset:-1px;
|
||||
outline: 1px dotted white;
|
||||
&.foreground {
|
||||
outline: 1px dashed white;
|
||||
}
|
||||
|
||||
&.background {
|
||||
outline: 1px dashed red;
|
||||
}
|
||||
|
||||
&.foreground.background {
|
||||
outline: 1px dashed red;
|
||||
border-color: white;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
Loading…
Reference in a new issue