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feat: visual comment selection #7996

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merged 2 commits into from
Apr 5, 2024
Merged

feat: visual comment selection #7996

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b95530d
feat: add visually highlighting selected comment
BeksOmega Apr 2, 2024
bb560fa
chore: TSDoc
BeksOmega Apr 5, 2024
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29 changes: 29 additions & 0 deletions core/comments/comment_view.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,11 @@ export class CommentView implements IRenderedElement {
/** The root group element of the comment view. */
private svgRoot: SVGGElement;

/**
* The svg rect element that we use to create a hightlight around the comment.
*/
private highlightRect: SVGRectElement;

/** The group containing all of the top bar elements. */
private topBarGroup: SVGGElement;

Expand Down Expand Up @@ -99,6 +104,8 @@ export class CommentView implements IRenderedElement {
'class': 'blocklyComment blocklyEditable',
});

this.highlightRect = this.createHighlightRect(this.svgRoot);

({
topBarGroup: this.topBarGroup,
topBarBackground: this.topBarBackground,
Expand All @@ -124,6 +131,17 @@ export class CommentView implements IRenderedElement {
this.moveTo(new Coordinate(0, 0));
}

/**
* Creates the rect we use for highlighting the comment when it's selected.
*/
private createHighlightRect(svgRoot: SVGGElement): SVGRectElement {
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Missing tsdoc

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Do we want to turn the lint warnings for this back on?

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Nope.

return dom.createSvgElement(
Svg.RECT,
{'class': 'blocklyCommentHighlight'},
svgRoot,
);
}

/**
* Creates the top bar and the elements visually within it.
* Registers event listeners.
Expand Down Expand Up @@ -293,6 +311,8 @@ export class CommentView implements IRenderedElement {

this.svgRoot.setAttribute('height', `${size.height}`);
this.svgRoot.setAttribute('width', `${size.width}`);
this.highlightRect.setAttribute('height', `${size.height}`);
this.highlightRect.setAttribute('width', `${size.width}`);

this.updateTopBarSize(size);
this.updateTextAreaSize(size, topBarSize);
Expand Down Expand Up @@ -816,4 +836,13 @@ css.register(`
transform: scale(-1, 1);
cursor: sw-resize;
}
.blocklyCommentHighlight {
fill: none;
}
.blocklySelected .blocklyCommentHighlight {
stroke: #fc3;
stroke-width: 3px;
}
`);
10 changes: 8 additions & 2 deletions core/comments/rendered_workspace_comment.ts
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Expand Up @@ -190,7 +190,13 @@ export class RenderedWorkspaceComment
this.dragStrategy.revertDrag();
}

select(): void {}
/** Visually highlights the comment. */
select(): void {
dom.addClass(this.getSvgRoot(), 'blocklySelected');
}

unselect(): void {}
/** Visually unhighlights the comment. */
unselect(): void {
dom.removeClass(this.getSvgRoot(), 'blocklySelected');
}
}
6 changes: 6 additions & 0 deletions core/gesture.ts
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Expand Up @@ -544,6 +544,8 @@ export class Gesture {
this.workspaceDragger.endDrag(this.currentDragDeltaXY);
} else if (this.isBubbleClick()) {
// Do nothing, bubbles don't currently respond to clicks.
} else if (this.isCommentClick()) {
// Do nothing, comments don't currently respond to clicks.
} else if (this.isFieldClick()) {
this.doFieldClick();
} else if (this.isIconClick()) {
Expand Down Expand Up @@ -1075,6 +1077,10 @@ export class Gesture {
return hasStartBubble && !this.hasExceededDragRadius;
}

private isCommentClick(): boolean {
return !!this.startComment && !this.hasExceededDragRadius;
}

/**
* Whether this gesture is a click on a block. This should only be called
* when ending a gesture (pointerup).
Expand Down