waveterm/xterm.js
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allow setting width

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This commit is contained in:
meganrogge
2022-03-14 09:30:30 -04:00
parent 692df151e5
commit 9e598d9fba
2 changed files with 26 additions and 7 deletions
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src/browser/services/DecorationService.ts
+24 -6
View File
@@ -70,8 +70,17 @@ class OverviewRulerRenderer extends Disposable implements IDecorationRenderer {
private _canvas: HTMLCanvasElement | undefined;
private _ctx: CanvasRenderingContext2D | null = null;
private _decorations: ScrollbarDecoration[] = [];
private _width: number | undefined;
private _anchor: 'right' | 'left' | undefined;
private _x: number | undefined;
constructor(@IInstantiationService private readonly _instantiationService: IInstantiationService, @IBufferService private readonly _bufferService: IBufferService, private readonly _viewportElement: HTMLElement, private readonly _screenElement: HTMLElement) {
constructor(
@IInstantiationService private readonly _instantiationService: IInstantiationService,
@IBufferService private readonly _bufferService: IBufferService,
@IRenderService private readonly _renderService: IRenderService,
private readonly _viewportElement: HTMLElement,
private readonly _screenElement: HTMLElement
) {
super();
this.register(this._bufferService.buffers.onBufferActivate(() => {
this._canvas!.style.display = this._bufferService.buffer === this._bufferService.buffers.alt ? 'none' : 'block';
@@ -86,6 +95,10 @@ class OverviewRulerRenderer extends Disposable implements IDecorationRenderer {
this._canvas.classList.add('xterm-decoration-scrollbar');
this._viewportElement.parentElement.insertBefore(this._canvas, this._viewportElement);
}
this._width = decorationOptions.width;
this._anchor = decorationOptions.anchor;
this._x = decorationOptions.x;
if (!this._ctx) {
this._ctx = this._canvas.getContext('2d');
this.refreshDecorations();
@@ -96,13 +109,18 @@ class OverviewRulerRenderer extends Disposable implements IDecorationRenderer {
return decoration;
}
public refreshDecorations(): void {
if (!this._canvas || !this._ctx || !this._screenElement) {
if (!this._canvas || !this._ctx || !this._screenElement || !this._renderService) {
return;
}
this._canvas.style.width = `${ScrollbarConstants.WIDTH}px`;
this._canvas.style.width = `${this._width || ScrollbarConstants.WIDTH}px`;
this._canvas.style.height = `${this._screenElement.clientHeight}px`;
this._canvas.width = Math.floor(ScrollbarConstants.WIDTH * window.devicePixelRatio);
this._canvas.width = Math.floor((this._width || ScrollbarConstants.WIDTH)* window.devicePixelRatio);
this._canvas.height = Math.floor(this._screenElement.clientHeight * window.devicePixelRatio);
if (this._anchor === 'right') {
this._canvas.style.right = this._x ? `${this._x * this._renderService.dimensions.actualCellWidth}px` : '';
} else {
this._canvas.style.left = this._x ? `${this._x * this._renderService.dimensions.actualCellWidth}px` : '';
}
this._ctx.clearRect(0, 0, this._canvas.width, this._canvas.height);
for (const decoration of this._decorations) {
decoration.render();
@@ -148,13 +166,13 @@ export class DecorationService extends Disposable implements IDecorationService
}
public registerDecoration(decorationOptions: IDecorationOptions): IDecoration | undefined {
if (decorationOptions.marker.isDisposed) {
if (decorationOptions.marker.isDisposed || !this._renderService) {
return undefined;
}
if (decorationOptions.overviewRulerItemColor && this._viewportElement && this._screenElement) {
if (!this._overviewRulerRenderer) {
this._overviewRulerRenderer = new OverviewRulerRenderer(this._instantiationService, this._bufferService, this._viewportElement, this._screenElement);
this._overviewRulerRenderer = new OverviewRulerRenderer(this._instantiationService, this._bufferService, this._renderService, this._viewportElement, this._screenElement);
}
return this._overviewRulerRenderer.registerDecoration(decorationOptions);
}
typings/xterm.d.ts
Vendored
+2 -1
View File
@@ -461,7 +461,8 @@ declare module 'xterm' {
/**
* The width of the decoration in cells, which defaults to
* cell width
* cell width or the width in pixels, when an overlayRulerItemColor
* is provided.
*/
width?: number;