RFR: 8279614: The left line of the TitledBorder is not painted on 150 scale factor

[Sergey Bylokhov]

On Fri, 11 Feb 2022 23:44:22 GMT, Alisen Chung <achung at openjdk.org> wrote:

> Changed the drawing area to be increased by 0.5 on the left side to prevent clipping

src/java.desktop/share/classes/javax/swing/border/TitledBorder.java line 354:

> 352:                         Graphics2D g2d = (Graphics2D) g2;
> 353:                         Path2D path = new Path2D.Float();
> 354:                         path.append(new Rectangle2D.Float((float) borderX, borderY, borderW, labelY - borderY), false);

Why the current coordinates do not work, is it because we calculate them in the wrong way or probably the insets are wrong?

test/jdk/java/awt/TitledBorder/TitledBorderTest.java line 1:

> 1: import java.awt.BorderLayout;

To prevent all this jcheck issue you can install the jcheck hook locally.

test/jdk/java/awt/TitledBorder/TitledBorderTest.java line 51:

> 49:       saveImage(buff, "test.png");
> 50:       throw new RuntimeException("Border was clipped or overdrawn.");
> 51:     }

Can we draw directly to the buffered image using the scaled graphics to reproduce the bug?

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PR: https://git.openjdk.java.net/jdk/pull/7449