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Safari lacks support for window.createImageBitmap, fallback to
HTMLCanvasElement in thi case.
This commit is contained in:
Daniel Imms
2017-09-02 10:37:51 -07:00
parent 32a3c9812d
commit b8732a25a3
2 changed files with 27 additions and 6 deletions
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src/renderer/BaseRenderLayer.ts
+12 -3
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@@ -14,7 +14,7 @@ export abstract class BaseRenderLayer implements IRenderLayer {
// TODO: This should be shared between terminals, but not for static as some
// terminals may have different styles
private _charAtlas: ImageBitmap;
private _charAtlas: HTMLCanvasElement | ImageBitmap;
constructor(
container: HTMLElement,
@@ -39,8 +39,17 @@ export abstract class BaseRenderLayer implements IRenderLayer {
public onSelectionChanged(terminal: ITerminal, start: [number, number], end: [number, number]): void {}
public onThemeChanged(terminal: ITerminal, colorSet: IColorSet): void {
this._refreshCharAtlas(terminal, colorSet);
}
private _refreshCharAtlas(terminal: ITerminal, colorSet: IColorSet): void {
this._charAtlas = null;
acquireCharAtlas(terminal, this.colors).then(bitmap => this._charAtlas = bitmap);
const result = acquireCharAtlas(terminal, this.colors);
if (result instanceof HTMLCanvasElement) {
this._charAtlas = result;
} else {
result.then(bitmap => this._charAtlas = bitmap);
}
}
public resize(terminal: ITerminal, canvasWidth: number, canvasHeight: number, charSizeChanged: boolean): void {
@@ -52,7 +61,7 @@ export abstract class BaseRenderLayer implements IRenderLayer {
this._canvas.style.height = `${canvasHeight}px`;
if (charSizeChanged) {
acquireCharAtlas(terminal, this.colors).then(bitmap => this._charAtlas = bitmap);
this._refreshCharAtlas(terminal, this.colors);
}
}