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disable zoom buttons on min/max zoom

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This commit is contained in:
Joeri Exelmans 2025-10-22 09:58:47 +02:00
parent 7c66cc1878
commit 098a6d7e78
2 changed files with 11 additions and 5 deletions
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9
src/App/TopPanel.tsx
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@ -24,6 +24,7 @@ import { KeyInfoHidden, KeyInfoVisible } from "./KeyInfo";
import { About } from "./About";
import { usePersistentState } from "@/util/persistent_state";
import { RountangleIcon, PseudoStateIcon, HistoryIcon } from "./Icons";
import { ZOOM_MAX, ZOOM_MIN, ZOOM_STEP } from "@/VisualEditor/parameters";
export type TopPanelProps = {
rt?: BigStep,
@ -136,10 +137,10 @@ export function TopPanel({rt, rtIdx, time, setTime, onUndo, onRedo, onInit, onCl
}, [time]);
function onZoomIn() {
setZoom(zoom => Math.min(zoom * 1.25, (1.25)**6));
setZoom(zoom => Math.min(zoom * ZOOM_STEP, ZOOM_MAX));
}
function onZoomOut() {
setZoom(zoom => Math.max(zoom / 1.25, (1/1.25)**6));
setZoom(zoom => Math.max(zoom / ZOOM_STEP, ZOOM_MIN));
}
function onChangePaused(paused: boolean, wallclktime: number) {
@ -211,11 +212,11 @@ export function TopPanel({rt, rtIdx, time, setTime, onUndo, onRedo, onInit, onCl
{/* zoom */}
<div className="toolbarGroup">
<KeyInfo keyInfo={<><kbd>Ctrl</kbd>+<kbd>-</kbd></>}>
<button title="zoom out" onClick={onZoomOut}><ZoomOutIcon fontSize="small"/></button>
<button title="zoom out" onClick={onZoomOut} disabled={zoom <= ZOOM_MIN}><ZoomOutIcon fontSize="small"/></button>
</KeyInfo>
<input title="current zoom level" value={zoom.toFixed(3)} style={{width:40}} readOnly/>
<KeyInfo keyInfo={<><kbd>Ctrl</kbd>+<kbd>+</kbd></>}>
<button title="zoom in" onClick={onZoomIn}><ZoomInIcon fontSize="small"/></button>
<button title="zoom in" onClick={onZoomIn} disabled={zoom >= ZOOM_MAX}><ZoomInIcon fontSize="small"/></button>
</KeyInfo>
&emsp;
</div>

5
src/VisualEditor/parameters.ts
View file

@ -10,3 +10,8 @@ export const CORNER_HELPER_OFFSET = 4;
export const CORNER_HELPER_RADIUS = 16;
export const HISTORY_RADIUS = 20;
export const ZOOM_STEP = 1.25;
export const ZOOM_MIN = (1/ZOOM_STEP)**6;
export const ZOOM_MAX = ZOOM_STEP**6;