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Clamp textbox position in window.

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Krafpy
2023-01-03 08:34:56 +01:00
parent c8254e06ce
commit b9c925b6e7
2 changed files with 31 additions and 14 deletions
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21
dist/main/editor/draggable-text.js vendored
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@@ -25,13 +25,21 @@ export class DraggableTextbox {
};
const copyBtn = div.getElementsByClassName("draggable-copy-btn")[0];
copyBtn.onclick = () => navigator.clipboard.writeText(content);
let x, y;
header.onmousedown = (e) => {
e = e || window.event;
e.preventDefault();
x = e.clientX;
y = e.clientY;
let x = e.clientX;
let y = e.clientY;
let left, top;
const setPos = () => {
div.style.top = top.toString() + "px";
div.style.left = left.toString() + "px";
};
const clamp = (x, a, b) => x < a ? a : x > b ? b : x;
document.onmouseup = () => {
left = clamp(left, 0, window.innerWidth - div.offsetWidth);
top = clamp(top, 0, window.innerHeight - div.offsetHeight);
setPos();
document.onmouseup = null;
document.onmousemove = null;
};
@@ -42,10 +50,9 @@ export class DraggableTextbox {
let dy = y - e.clientY;
x = e.clientX;
y = e.clientY;
let left = div.offsetLeft - dx;
let top = div.offsetTop - dy;
div.style.top = top.toString() + "px";
div.style.left = left.toString() + "px";
left = div.offsetLeft - dx;
top = div.offsetTop - dy;
setPos();
};
this.moveToFront(id);
};

24
src/main/editor/draggable-text.ts
View File

@@ -34,15 +34,26 @@ export class DraggableTextbox {
const copyBtn = div.getElementsByClassName("draggable-copy-btn")[0] as HTMLButtonElement;
copyBtn.onclick = () => navigator.clipboard.writeText(content);
let x: number, y: number;
header.onmousedown = (e: MouseEvent) => {
e = e || window.event;
e.preventDefault();
x = e.clientX;
y = e.clientY;
let x = e.clientX;
let y = e.clientY;
let left: number, top: number;
const setPos = () => {
div.style.top = top.toString() + "px";
div.style.left = left.toString() + "px";
};
const clamp = (x:number, a:number, b:number) => x < a ? a : x > b ? b : x;
document.onmouseup = () => {
left = clamp(left, 0, window.innerWidth - div.offsetWidth);
top = clamp(top, 0, window.innerHeight - div.offsetHeight);
setPos();
document.onmouseup = null;
document.onmousemove = null;
};
@@ -56,10 +67,9 @@ export class DraggableTextbox {
x = e.clientX;
y = e.clientY;
let left = div.offsetLeft - dx;
let top = div.offsetTop - dy;
div.style.top = top.toString() + "px";
div.style.left = left.toString() + "px";
left = div.offsetLeft - dx;
top = div.offsetTop - dy;
setPos();
};
this.moveToFront(id);