removed unused text-input class

This commit is contained in:
poanse 2026-04-12 04:36:50 +03:00
parent 0bd998693a
commit e005c765ba

View file

@ -1,720 +0,0 @@
import { Container, Graphics, Text, TextStyle } from "pixi.js";
export default class TextInput extends Container {
constructor(mountEl, styles) {
super();
this.mountEl = mountEl;
this._input_style = Object.assign(
{
position: "absolute",
background: "none",
border: "none",
outline: "none",
transformOrigin: "0 0",
lineHeight: "1",
},
styles.input,
);
if (styles.box)
this._box_generator =
typeof styles.box === "function"
? styles.box
: new DefaultBoxGenerator(styles.box);
else this._box_generator = null;
if (this._input_style.hasOwnProperty("multiline")) {
this._multiline = !!this._input_style.multiline;
delete this._input_style.multiline;
} else this._multiline = false;
this._box_cache = {};
this._previous = {};
this._dom_added = false;
this._dom_visible = true;
// Ставим поейсхолдер, но он не использутся если непуст dominput. А он заполняется парой строчек ниже
this._placeholder = styles["text"];
this._placeholderColor = styles["input"]["color"];
this._selection = [0, 0];
this._restrict_value = "";
this._createDOMInput();
this._dom_input.value = styles["text"];
this.substituteText = true;
this._setState("DEFAULT");
this._addListeners();
//
// this.worldAlpha = 1;
this.worldVisible = true;
}
// GETTERS & SETTERS
get substituteText() {
return this._substituted;
}
set substituteText(substitute) {
if (this._substituted == substitute) return;
this._substituted = substitute;
if (substitute) {
this._createSurrogate();
this._dom_visible = false;
} else {
this._destroySurrogate();
this._dom_visible = true;
}
this.placeholder = this._placeholder;
this._update();
}
get placeholder() {
return this._placeholder;
}
set placeholder(text) {
this._placeholder = text;
if (this._substituted) {
this._updateSurrogate();
this._dom_input.placeholder = "";
} else {
this._dom_input.placeholder = text;
}
}
get disabled() {
return this._disabled;
}
set disabled(disabled) {
this._disabled = disabled;
this._dom_input.disabled = disabled;
this._setState(disabled ? "DISABLED" : "DEFAULT");
}
get maxLength() {
return this._max_length;
}
set maxLength(length) {
this._max_length = length;
this._dom_input.setAttribute("maxlength", length);
}
get restrict() {
return this._restrict_regex;
}
set restrict(regex) {
if (regex instanceof RegExp) {
regex = regex.toString().slice(1, -1);
if (regex.charAt(0) !== "^") regex = "^" + regex;
if (regex.charAt(regex.length - 1) !== "$") regex = regex + "$";
regex = new RegExp(regex);
} else {
regex = new RegExp("^[" + regex + "]*$");
}
this._restrict_regex = regex;
}
get text() {
return this._dom_input.value;
}
set text(text) {
this._dom_input.value = text;
if (this._substituted) this._updateSurrogate();
}
get htmlInput() {
return this._dom_input;
}
focus() {
console.debug("focus called");
if (this._substituted && !this.dom_visible) {
console.debug("dom input visible: true");
this._setDOMInputVisible(true);
}
this._dom_input.focus();
}
blur() {
this._dom_input.blur();
}
select() {
this.focus();
this._dom_input.select();
}
setInputStyle(key, value) {
this._input_style[key] = value;
this._dom_input.style[key] = value;
if (this._substituted && (key === "fontFamily" || key === "fontSize"))
this._updateFontMetrics();
if (this._last_renderer) this._update();
}
destroy(options) {
this._destroyBoxCache();
super.destroy(options);
}
// SETUP
_createDOMInput() {
if (this._multiline) {
this._dom_input = document.createElement("textarea");
this._dom_input.style.resize = "none";
} else {
this._dom_input = document.createElement("input");
this._dom_input.type = "text";
}
for (let key in this._input_style) {
this._dom_input.style[key] = this._input_style[key];
}
}
_addListeners() {
this.on("added", this._onAdded.bind(this));
this.on("removed", this._onRemoved.bind(this));
this._dom_input.addEventListener(
"keydown",
this._onInputKeyDown.bind(this),
);
this._dom_input.addEventListener(
"input",
this._onInputInput.bind(this),
);
this._dom_input.addEventListener(
"keyup",
this._onInputKeyUp.bind(this),
);
this._dom_input.addEventListener("focus", this._onFocused.bind(this));
this._dom_input.addEventListener("blur", this._onBlurred.bind(this));
}
_onInputKeyDown(e) {
this._selection = [
this._dom_input.selectionStart,
this._dom_input.selectionEnd,
];
this.emit("keydown", e.keyCode);
}
_onInputInput(e) {
if (this._restrict_regex) this._applyRestriction();
if (this._substituted) this._updateSubstitution();
this.emit("input", this.text);
}
_onInputKeyUp(e) {
this.emit("keyup", e.keyCode);
}
_onFocused() {
this._setState("FOCUSED");
this.emit("focus");
}
_onBlurred() {
this._setState("DEFAULT");
this.emit("blur");
}
_onAdded() {
this.mountEl.appendChild(this._dom_input);
// document.body.appendChild(this._dom_input);
this._dom_input.style.display = "none";
this._dom_added = true;
}
_onRemoved() {
this.mountEl.removeChild(this._dom_input);
// document.body.removeChild(this._dom_input);
this._dom_added = false;
}
_setState(state) {
this.state = state;
this._updateBox();
if (this._substituted) this._updateSubstitution();
}
// RENDER & UPDATE
render(renderer) {
// super.render(renderer);
this._resolution = renderer.resolution;
this._last_renderer = renderer;
this._canvas_bounds = this._getCanvasBounds();
if (this._needsUpdate()) this._update();
}
_update() {
this._updateDOMInput();
if (this._substituted) this._updateSurrogate();
this._updateBox();
}
_updateBox() {
if (!this._box_generator) return;
if (this._needsNewBoxCache()) this._buildBoxCache();
if (
this.state == this._previous.state &&
this._box == this._box_cache[this.state]
)
return;
if (this._box) this.removeChild(this._box);
this._box = this._box_cache[this.state];
this.addChildAt(this._box, 0);
this._previous.state = this.state;
}
_updateSubstitution() {
if (this.state === "FOCUSED") {
this._dom_visible = true;
this._surrogate.visible = this.text.length === 0;
} else {
this._dom_visible = false;
this._surrogate.visible = true;
}
this._updateDOMInput();
this._updateSurrogate();
}
_updateDOMInput() {
if (!this._canvas_bounds) {
console.debug("No Canvas Bounds");
return;
}
this._dom_input.style.top = (this._canvas_bounds.top || 0) + "px";
this._dom_input.style.left = (this._canvas_bounds.left || 0) + "px";
var transform = this._getDOMRelativeWorldTransform();
// !!!!
// transform.tx += 10;
// transform.ty += 50;
this._dom_input.style.transform = this._pixiMatrixToCSS(transform);
console.debug(
JSON.stringify({
top: this._dom_input.style.top,
left: this._dom_input.style.left,
transform: this._dom_input.style.transform,
}),
);
this._dom_input.style.opacity = this.worldAlpha;
console.debug("Alpha", this.worldAlpha);
this._setDOMInputVisible(this.worldVisible && this._dom_visible);
console.debug("world visible", this.worldVisible);
this._previous.canvas_bounds = this._canvas_bounds;
this._previous.world_transform = this.worldTransform.clone();
this._previous.world_alpha = this.worldAlpha;
this._previous.world_visible = this.worldVisible;
}
_applyRestriction() {
if (this._restrict_regex.test(this.text)) {
this._restrict_value = this.text;
} else {
this.text = this._restrict_value;
this._dom_input.setSelectionRange(
this._selection[0],
this._selection[1],
);
}
}
// STATE COMPAIRSON (FOR PERFORMANCE BENEFITS)
_needsUpdate() {
return (
!this._comparePixiMatrices(
this.worldTransform,
this._previous.world_transform,
) ||
!this._compareClientRects(
this._canvas_bounds,
this._previous.canvas_bounds,
) ||
this.worldAlpha != this._previous.world_alpha ||
this.worldVisible != this._previous.world_visible
);
}
_needsNewBoxCache() {
let input_bounds = this._getDOMInputBounds();
return (
!this._previous.input_bounds ||
input_bounds.width != this._previous.input_bounds.width ||
input_bounds.height != this._previous.input_bounds.height
);
}
// INPUT SUBSTITUTION
_createSurrogate() {
this._surrogate_hitbox = new Graphics();
this._surrogate_hitbox.alpha = 0;
this._surrogate_hitbox.interactive = true;
this._surrogate_hitbox.cursor = "text";
this._surrogate_hitbox.on(
"pointerdown",
this._onSurrogateFocus.bind(this),
);
this.addChild(this._surrogate_hitbox);
this._surrogate_mask = new Graphics();
this.addChild(this._surrogate_mask);
this._surrogate = new Text({
text: "",
resolution: 8,
});
this.addChild(this._surrogate);
this._surrogate.mask = this._surrogate_mask;
this._updateFontMetrics();
this._updateSurrogate();
}
_updateSurrogate() {
let padding = this._deriveSurrogatePadding();
let input_bounds = this._getDOMInputBounds();
this._surrogate.style = this._deriveSurrogateStyle();
this._surrogate.style.padding = Math.max.apply(Math, padding);
this._surrogate.y = this._multiline
? padding[0]
: (input_bounds.height - this._surrogate.height) / 2;
this._surrogate.x = padding[3];
this._surrogate.text = this._deriveSurrogateText();
switch (this._surrogate.style.align) {
case "left":
this._surrogate.x = padding[3];
break;
case "center":
this._surrogate.x =
input_bounds.width * 0.5 - this._surrogate.width * 0.5;
break;
case "right":
this._surrogate.x =
input_bounds.width - padding[1] - this._surrogate.width;
break;
}
this._updateSurrogateHitbox(input_bounds);
this._updateSurrogateMask(input_bounds, padding);
}
_updateSurrogateHitbox(bounds) {
this._surrogate_hitbox.clear();
this._surrogate_hitbox.beginFill(0);
this._surrogate_hitbox.drawRect(0, 0, bounds.width, bounds.height);
this._surrogate_hitbox.endFill();
this._surrogate_hitbox.interactive = !this._disabled;
}
_updateSurrogateMask(bounds, padding) {
this._surrogate_mask.clear();
this._surrogate_mask.beginFill(0);
this._surrogate_mask.drawRect(
padding[3],
0,
bounds.width - padding[3] - padding[1],
bounds.height,
);
this._surrogate_mask.endFill();
}
_destroySurrogate() {
if (!this._surrogate) return;
this.removeChild(this._surrogate);
this.removeChild(this._surrogate_mask);
this.removeChild(this._surrogate_hitbox);
this._surrogate.destroy();
this._surrogate_hitbox.destroy();
this._surrogate = null;
this._surrogate_hitbox = null;
}
_onSurrogateFocus() {
this._setDOMInputVisible(true);
//sometimes the input is not being focused by the mouseclick
setTimeout(this._ensureFocus.bind(this), 10);
}
_ensureFocus() {
if (!this._hasFocus()) this.focus();
}
_deriveSurrogateStyle() {
let style = new TextStyle();
for (var key in this._input_style) {
switch (key) {
case "color":
style.fill = this._input_style.color;
break;
case "fontFamily":
case "fontSize":
case "fontWeight":
case "fontVariant":
case "fontStyle":
style[key] = this._input_style[key];
break;
case "letterSpacing":
style.letterSpacing = parseFloat(
this._input_style.letterSpacing,
);
break;
case "textAlign":
style.align = this._input_style.textAlign;
break;
}
}
if (this._multiline) {
style.lineHeight = parseFloat(style.fontSize);
style.wordWrap = true;
style.wordWrapWidth = this._getDOMInputBounds().width;
}
if (this._dom_input.value.length === 0)
style.fill = this._placeholderColor;
return style;
}
_deriveSurrogatePadding() {
let indent = this._input_style.textIndent
? parseFloat(this._input_style.textIndent)
: 0;
if (this._input_style.padding && this._input_style.padding.length > 0) {
let components = this._input_style.padding.trim().split(" ");
if (components.length == 1) {
let padding = parseFloat(components[0]);
return [padding, padding, padding, padding + indent];
} else if (components.length == 2) {
let paddingV = parseFloat(components[0]);
let paddingH = parseFloat(components[1]);
return [paddingV, paddingH, paddingV, paddingH + indent];
} else if (components.length == 4) {
let padding = components.map((component) => {
return parseFloat(component);
});
padding[3] += indent;
return padding;
}
}
return [0, 0, 0, indent];
}
_deriveSurrogateText() {
if (this._dom_input.value.length === 0) return this._placeholder;
if (this._dom_input.type == "password")
return "•".repeat(this._dom_input.value.length);
return this._dom_input.value;
}
_updateFontMetrics() {
const style = this._deriveSurrogateStyle();
// const font = style.toFontString()
// this._font_metrics = TextMetrics.measureFont(font)
}
// CACHING OF INPUT BOX GRAPHICS
_buildBoxCache() {
this._destroyBoxCache();
let states = ["DEFAULT", "FOCUSED", "DISABLED"];
let input_bounds = this._getDOMInputBounds();
for (let state of states) {
this._box_cache[state] = this._box_generator(
input_bounds.width,
input_bounds.height,
state,
);
}
this._previous.input_bounds = input_bounds;
}
_destroyBoxCache() {
if (this._box) {
this.removeChild(this._box);
this._box = null;
}
for (let i in this._box_cache) {
this._box_cache[i].destroy();
this._box_cache[i] = null;
delete this._box_cache[i];
}
}
// HELPER FUNCTIONS
_hasFocus() {
return document.activeElement === this._dom_input;
}
_setDOMInputVisible(visible) {
this._dom_input.style.display = visible ? "block" : "none";
}
_getCanvasBounds() {
console.debug("getting bounds");
// let rect = this._last_renderer.view.getBoundingClientRect();
let rect = this._last_renderer.view.screen;
console.debug(`Bounds: ${JSON.stringify(rect)}`);
let bounds = {
top: rect.top,
left: rect.left,
width: rect.width,
height: rect.height,
};
bounds.left += window.scrollX;
bounds.top += window.scrollY;
return bounds;
}
_getDOMInputBounds() {
let remove_after = false;
if (!this._dom_added) {
// document.body.appendChild(this._dom_input);
this.mountEl.appendChild(this._dom_input);
remove_after = true;
}
let org_transform = this._dom_input.style.transform;
let org_display = this._dom_input.style.display;
this._dom_input.style.transform = "";
this._dom_input.style.display = "block";
let bounds = this._dom_input.getBoundingClientRect();
this._dom_input.style.transform = org_transform;
this._dom_input.style.display = org_display;
if (remove_after) {
this.mountEl.removeChild(this._dom_input);
// document.body.removeChild(this._dom_input);
}
return bounds;
}
_getDOMRelativeWorldTransform() {
// let canvas_bounds = this._last_renderer.view.getBoundingClientRect();
let canvas_bounds = this._last_renderer.view.screen;
let matrix = this.worldTransform.clone();
console.debug(JSON.stringify(matrix));
matrix.scale(this._resolution, this._resolution);
matrix.scale(
canvas_bounds.width / this._last_renderer.width,
canvas_bounds.height / this._last_renderer.height,
);
return matrix;
}
_pixiMatrixToCSS(m) {
return "matrix(" + [m.a, m.b, m.c, m.d, m.tx, m.ty].join(",") + ")";
}
_comparePixiMatrices(m1, m2) {
if (!m1 || !m2) return false;
return (
m1.a == m2.a &&
m1.b == m2.b &&
m1.c == m2.c &&
m1.d == m2.d &&
m1.tx == m2.tx &&
m1.ty == m2.ty
);
}
_compareClientRects(r1, r2) {
if (!r1 || !r2) return false;
return (
r1.left == r2.left &&
r1.top == r2.top &&
r1.width == r2.width &&
r1.height == r2.height
);
}
}
function DefaultBoxGenerator(styles) {
styles = styles || { fill: 0xcccccc };
if (styles.default) {
styles.focused = styles.focused || styles.default;
styles.disabled = styles.disabled || styles.default;
} else {
let temp_styles = styles;
styles = {};
styles.default = styles.focused = styles.disabled = temp_styles;
}
return function (w, h, state) {
let style = styles[state.toLowerCase()];
let box = new Graphics({
// roundPixels: true,
// resolution: 8,
});
if (style.fill) box.beginFill(style.fill);
if (style.stroke)
box.lineStyle(
style.stroke.width || 1,
style.stroke.color || 0,
style.stroke.alpha || 1,
);
if (style.rounded) box.drawRoundedRect(0, 0, w, h, style.rounded);
else box.drawRect(0, 0, w, h);
box.endFill();
box.closePath();
return box;
};
}