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Fast & Furious (#655)

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* [WIP] Fast & Furious

* ensure we translate before scaling

* implement canvas caching for rest of elements

* remove unnecessary ts-ignore

* fix for devicePixelRatio

* initialize missing element props on restore

* factor out canvas padding

* remove unnecessary filtering

* simplify renderElement

* regenerate canvas on prop changes

* revert swapping shape resetting with canvas

* fix blurry rendering

* apply devicePixelRatio when clearing canvas

* improve blurriness; fix arrow canvas offset

* revert canvas clearing changes in anticipation of merge

* normalize scrollX/Y on update

* fix getDerivedStateFromProps

* swap derivedState for type brands

* tweak types

* remove renderScene offsets

* move selection element translations to renderElement

* dry out canvas zoom transformations

* fix padding offset

* Render cached canvas based on the zoom level

Co-authored-by: David Luzar <luzar.david@gmail.com>
Co-authored-by: Preet <833927+pshihn@users.noreply.github.com>
This commit is contained in:
Christopher Chedeau 2020-02-19 08:25:01 -08:00 • committed by GitHub
parent d39c7d4421
commit 5256096d76
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13 changed files with 269 additions and 114 deletions
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9
src/scene/scrollbars.ts
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@ -1,5 +1,6 @@
import { ExcalidrawElement } from "../element/types";
import { getCommonBounds } from "../element";
import { FlooredNumber } from "../types";
const SCROLLBAR_MARGIN = 4;
export const SCROLLBAR_WIDTH = 6;
@ -14,8 +15,8 @@ export function getScrollBars(
scrollY,
zoom,
}: {
scrollX: number;
scrollY: number;
scrollX: FlooredNumber;
scrollY: FlooredNumber;
zoom: number;
},
) {
@ -93,8 +94,8 @@ export function isOverScrollBars(
scrollY,
zoom,
}: {
scrollX: number;
scrollY: number;
scrollX: FlooredNumber;
scrollY: FlooredNumber;
zoom: number;
},
) {