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[Change] Support for Mouse Scrolling

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This commit is contained in:
Frank 2022-07-19 15:11:32 +02:00
parent cee7a6daa5
commit 522c59e5a7
1 changed files with 12 additions and 5 deletions
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17
src/main/java/org/betterx/ui/layout/components/VerticalScroll.java
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@ -20,7 +20,7 @@ public class VerticalScroll<R extends ComponentRenderer, RS extends ScrollerRend
protected Rectangle viewBounds;
protected int dist;
protected int scrollerY;
protected double scrollerY;
protected int scrollerHeight;
protected int travel;
protected int topOffset;
@ -163,7 +163,7 @@ public class VerticalScroll<R extends ComponentRenderer, RS extends ScrollerRend
}
protected int saveScrollerY() {
return Math.max(0, Math.min(travel, scrollerY));
return (int) Math.max(0, Math.min(travel, scrollerY));
}
protected int scrollerOffset() {
@ -222,10 +222,17 @@ public class VerticalScroll<R extends ComponentRenderer, RS extends ScrollerRend
return false;
}
@Override
public boolean mouseScrolled(double x, double y, double f) {
if (child != null && relativeBounds.contains(x, y))
return child.mouseScrolled(x - relativeBounds.left, y - relativeBounds.top - scrollerOffset(), f);
public boolean mouseScrolled(double x, double y, double delta) {
boolean didCapture = false;
if (child != null && relativeBounds.contains(x, y)) {
didCapture = child.mouseScrolled(x - relativeBounds.left, y - relativeBounds.top - scrollerOffset(), delta);
}
if (!didCapture) {
scrollerY = scrollerY + delta;
return true;
}
return false;
}