[GTK] Stop using DPIUtil (take 1)

bundles/org.eclipse.swt/Eclipse SWT AWT/gtk/org/eclipse/swt/awt/SWT_AWT.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2019 IBM Corporation and others.
+ * Copyright (c) 2000, 2025 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -231,7 +231,7 @@ public static Frame new_Frame (final Composite parent) {
 				});
 				break;
 			case SWT.Resize:
-				final Rectangle clientArea = DPIUtil.autoScaleUp(parent.getClientArea());
+				final Rectangle clientArea = parent.getClientArea();
 				EventQueue.invokeLater(() -> frame[0].setSize (clientArea.width, clientArea.height));
 				break;
 		}
@@ -241,7 +241,7 @@ public static Frame new_Frame (final Composite parent) {
 
 	parent.getDisplay().asyncExec(() -> {
 		if (parent.isDisposed()) return;
-		final Rectangle clientArea = DPIUtil.autoScaleUp(parent.getClientArea());
+		final Rectangle clientArea = parent.getClientArea();
 		EventQueue.invokeLater(() -> {
 			frame[0].setSize (clientArea.width, clientArea.height);
 			frame[0].validate ();
@@ -285,7 +285,7 @@ public void componentResized (ComponentEvent e) {
 			display.syncExec (() -> {
 				if (shell.isDisposed()) return;
 				Dimension dim = parent.getSize ();
-				shell.setSize (DPIUtil.autoScaleDown(new Point(dim.width, dim.height)));
+				shell.setSize (new Point(dim.width, dim.height));
 			});
 		}
 	};

bundles/org.eclipse.swt/Eclipse SWT Accessibility/gtk/org/eclipse/swt/accessibility/AccessibleObject.java

@@ -4534,10 +4534,8 @@ static long toDisplay (long gdkResource, long x, long y) {
 		} else {
 			GDK.gdk_window_get_origin (gdkResource, origin_x, origin_y);
 		}
-		int scaledX = DPIUtil.autoScaleDown (origin_x [0]);
-		int scaledY = DPIUtil.autoScaleDown (origin_y [0]);
-		C.memmove (x, new int[] {scaledX}, 4);
-		C.memmove (y, new int[] {scaledY}, 4);
+		C.memmove (x, new int[] {origin_x [0]}, 4);
+		C.memmove (y, new int[] {origin_y [0]}, 4);
 		return 0;
 	}
 

bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/gtk/org/eclipse/swt/dnd/DropTarget.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2018 IBM Corporation and others.
+ * Copyright (c) 2000, 2025 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -792,7 +792,7 @@ boolean setEventData(long context, int x, int y, int time, DNDEvent event) {
 		long window = GTK3.gtk_widget_get_window (control.handle);
 		GDK.gdk_window_get_origin(window, origin_x, origin_y);
 	}
-	Point coordinates = DPIUtil.autoScaleDown(new Point(origin_x[0] + x, origin_y[0] + y));
+	Point coordinates = new Point(origin_x[0] + x, origin_y[0] + y);
 
 	event.widget = this;
 	event.x = coordinates.x;

bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/gtk/org/eclipse/swt/dnd/TableDropTargetEffect.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2017 IBM Corporation and others.
+ * Copyright (c) 2000, 2025 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -136,7 +136,7 @@ public void dragOver(DropTargetEvent event) {
 		long handle = table.handle;
 		int effect = checkEffect(event.feedback);
 		Point coordinates = new Point(event.x, event.y);
-		coordinates = DPIUtil.autoScaleUp(table.toControl(coordinates));
+		coordinates = table.toControl(coordinates);
 		long [] path = new long [1];
 		GTK.gtk_tree_view_get_path_at_pos (handle, coordinates.x, coordinates.y, path, null, null, null);
 		int index = -1;
@@ -154,7 +154,7 @@ public void dragOver(DropTargetEvent event) {
 		} else {
 			if (index != -1 && scrollIndex == index && scrollBeginTime != 0) {
 				if (System.currentTimeMillis() >= scrollBeginTime) {
-					if (coordinates.y < DPIUtil.autoScaleUp(table.getItemHeight())) {
+					if (coordinates.y < table.getItemHeight()) {
 						GTK.gtk_tree_path_prev(path[0]);
 					} else {
 						GTK.gtk_tree_path_next(path[0]);

bundles/org.eclipse.swt/Eclipse SWT Drag and Drop/gtk/org/eclipse/swt/dnd/TreeDropTargetEffect.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2017 IBM Corporation and others.
+ * Copyright (c) 2000, 2025 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -150,7 +150,7 @@ public void dragOver(DropTargetEvent event) {
 
 		long handle = tree.handle;
 		Point coordinates = new Point(event.x, event.y);
-		coordinates = DPIUtil.autoScaleUp(tree.toControl(coordinates));
+		coordinates = tree.toControl(coordinates);
 		long [] path = new long [1];
 		GTK.gtk_tree_view_get_path_at_pos (handle, coordinates.x, coordinates.y, path, null, null, null);
 		int index = -1;

bundles/org.eclipse.swt/Eclipse SWT OpenGL/gtk/org/eclipse/swt/opengl/GLCanvas.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2018 IBM Corporation and others.
+ * Copyright (c) 2000, 2025 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -15,7 +15,6 @@
 
 import org.eclipse.swt.*;
 import org.eclipse.swt.graphics.*;
-import org.eclipse.swt.internal.*;
 import org.eclipse.swt.internal.gtk.*;
 import org.eclipse.swt.internal.gtk3.*;
 import org.eclipse.swt.internal.opengl.glx.*;
@@ -164,7 +163,7 @@ public GLCanvas (Composite parent, int style, GLData data) {
 			GLX.glViewport (viewport [0],viewport [1],viewport [2],viewport [3]);
 			break;
 		case SWT.Resize:
-			Rectangle clientArea = DPIUtil.autoScaleUp(getClientArea());
+			Rectangle clientArea = getClientArea();
 			GDK.gdk_window_move (glWindow, clientArea.x, clientArea.y);
 			GDK.gdk_window_resize (glWindow, clientArea.width, clientArea.height);
 			break;

bundles/org.eclipse.swt/Eclipse SWT WebKit/gtk/org/eclipse/swt/browser/WebKit.java

@@ -1835,7 +1835,7 @@ void onDispose (Event e) {
 }
 
 void onResize (Event e) {
-	Rectangle rect = DPIUtil.autoScaleUp(browser.getClientArea ());
+	Rectangle rect = browser.getClientArea ();
 	if (webView == 0)
 		return;
 	GTK.gtk_widget_set_size_request (webView, rect.width, rect.height);

bundles/org.eclipse.swt/Eclipse SWT/cairo/org/eclipse/swt/graphics/Path.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2021 IBM Corporation and others.
+ * Copyright (c) 2000, 2025 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -14,7 +14,6 @@
 package org.eclipse.swt.graphics;
 
 import org.eclipse.swt.*;
-import org.eclipse.swt.internal.*;
 import org.eclipse.swt.internal.cairo.*;
 
 /**
@@ -219,10 +218,6 @@ public Path (Device device, PathData data) {
 public void addArc(float x, float y, float width, float height, float startAngle, float arcAngle) {
 	if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
 	if (width == 0 || height == 0 || arcAngle == 0) return;
-	x = DPIUtil.autoScaleUp(x);
-	y = DPIUtil.autoScaleUp(y);
-	width = DPIUtil.autoScaleUp(width);
-	height = DPIUtil.autoScaleUp(height);
 	addArcInPixels(x, y, width, height, startAngle, arcAngle);
 }
 
@@ -292,10 +287,6 @@ public void addPath(Path path) {
  */
 public void addRectangle(float x, float y, float width, float height) {
 	if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
-	x = DPIUtil.autoScaleUp(x);
-	y = DPIUtil.autoScaleUp(y);
-	width = DPIUtil.autoScaleUp(width);
-	height = DPIUtil.autoScaleUp(height);
 	addRectangleInPixels(x, y, width, height);
 }
 
@@ -326,11 +317,8 @@ public void addString(String string, float x, float y, Font font) {
 	if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
 	if (font == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
 	if (font.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
-	x = DPIUtil.autoScaleUp(x);
-	y = DPIUtil.autoScaleUp(y);
 	// Scale up the font
 	FontData fd = font.getFontData()[0];
-	fd.setHeight(DPIUtil.autoScaleUp(fd.getHeight()));
 	Font scaledFont = new Font(font.getDevice(), fd);
 	addStringInPixels(string, x, y, scaledFont);
 	scaledFont.dispose(); // Dispose the scaled up font
@@ -384,8 +372,6 @@ public boolean contains(float x, float y, GC gc, boolean outline) {
 	if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
 	if (gc == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
 	if (gc.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
-	x = DPIUtil.autoScaleUp(x);
-	y = DPIUtil.autoScaleUp(y);
 	return containsInPixels(x, y, gc, outline);
 }
 boolean containsInPixels(float x, float y, GC gc, boolean outline) {
@@ -423,12 +409,6 @@ boolean containsInPixels(float x, float y, GC gc, boolean outline) {
  */
 public void cubicTo(float cx1, float cy1, float cx2, float cy2, float x, float y) {
 	if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
-	cx1 = DPIUtil.autoScaleUp(cx1);
-	cy1 = DPIUtil.autoScaleUp(cy1);
-	cx2 = DPIUtil.autoScaleUp(cx2);
-	cy2 = DPIUtil.autoScaleUp(cy2);
-	x = DPIUtil.autoScaleUp(x);
-	y = DPIUtil.autoScaleUp(y);
 	cubicToInPixels(cx1, cy1, cx2, cy2, x, y);
 }
 void cubicToInPixels(float cx1, float cy1, float cx2, float cy2, float x, float y) {
@@ -462,9 +442,6 @@ public void getBounds(float[] bounds) {
 	if (bounds == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
 	if (bounds.length < 4) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
 	getBoundsInPixels(bounds);
-	for (int i = 0; i < bounds.length; i++) {
-		bounds [i] = DPIUtil.autoScaleDown(bounds[i]);
-	}
 }
 void getBoundsInPixels(float[] bounds) {
 	long copy = Cairo.cairo_copy_path(handle);
@@ -540,9 +517,6 @@ void getBoundsInPixels(float[] bounds) {
 public void getCurrentPoint(float[] point) {
 	if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
 	getCurrentPointInPixels(point);
-	for (int i = 0; i < point.length; i++) {
-		point [i] = DPIUtil.autoScaleDown(point[i]);
-	}
 }
 
 void getCurrentPointInPixels(float[] point) {
@@ -567,9 +541,7 @@ void getCurrentPointInPixels(float[] point) {
  */
 public PathData getPathData() {
 	if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
-	PathData result = getPathDataInPixels();
-	result.points = DPIUtil.autoScaleDown(result.points);
-	return result;
+	return getPathDataInPixels();
 }
 
 PathData getPathDataInPixels() {
@@ -647,8 +619,6 @@ PathData getPathDataInPixels() {
  */
 public void lineTo(float x, float y) {
 	if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
-	x = DPIUtil.autoScaleUp(x);
-	y = DPIUtil.autoScaleUp(y);
 	lineToInPixels(x, y);
 }
 void lineToInPixels(float x, float y) {
@@ -676,8 +646,6 @@ void lineToInPixels(float x, float y) {
  */
 public void moveTo(float x, float y) {
 	if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
-	x = DPIUtil.autoScaleUp(x);
-	y = DPIUtil.autoScaleUp(y);
 	moveToInPixels(x, y);
 }
 void moveToInPixels(float x, float y) {
@@ -707,10 +675,6 @@ void moveToInPixels(float x, float y) {
  */
 public void quadTo(float cx, float cy, float x, float y) {
 	if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
-	x = DPIUtil.autoScaleUp(x);
-	y = DPIUtil.autoScaleUp(y);
-	cx = DPIUtil.autoScaleUp(cx);
-	cy = DPIUtil.autoScaleUp(cy);
 	quadToInPixels(cx, cy, x, y);
 }
 void quadToInPixels(float cx, float cy, float x, float y) {

bundles/org.eclipse.swt/Eclipse SWT/cairo/org/eclipse/swt/graphics/Pattern.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2016 IBM Corporation and others.
+ * Copyright (c) 2000, 2025 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -14,7 +14,6 @@
 package org.eclipse.swt.graphics;
 
 import org.eclipse.swt.*;
-import org.eclipse.swt.internal.*;
 import org.eclipse.swt.internal.cairo.*;
 
 /**
@@ -173,10 +172,6 @@ public Pattern(Device device, float x1, float y1, float x2, float y2, Color colo
  */
 public Pattern(Device device, float x1, float y1, float x2, float y2, Color color1, int alpha1, Color color2, int alpha2) {
 	super(device);
-	x1 = DPIUtil.autoScaleUp(x1);
-	y1 = DPIUtil.autoScaleUp(y1);
-	x2 = DPIUtil.autoScaleUp(x2);
-	y2 = DPIUtil.autoScaleUp(y2);
 	if (color1 == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
 	if (color1.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
 	if (color2 == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);

bundles/org.eclipse.swt/Eclipse SWT/cairo/org/eclipse/swt/graphics/Transform.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2016 IBM Corporation and others.
+ * Copyright (c) 2000, 2025 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -14,7 +14,6 @@
 package org.eclipse.swt.graphics;
 
 import org.eclipse.swt.*;
-import org.eclipse.swt.internal.*;
 import org.eclipse.swt.internal.cairo.*;
 
 /**
@@ -147,7 +146,7 @@ public Transform (Device device, float m11, float m12, float m21, float m22, flo
 	super(device);
 	handle = new double[6];
 	if (handle == null) SWT.error(SWT.ERROR_NO_HANDLES);
-	Cairo.cairo_matrix_init(handle, m11, m12, m21, m22, DPIUtil.autoScaleUp(dx), DPIUtil.autoScaleUp(dy));
+	Cairo.cairo_matrix_init(handle, m11, m12, m21, m22, dx, dy);
 	init();
 }
 
@@ -184,8 +183,8 @@ public void getElements(float[] elements) {
 	elements[1] = (float)handle[1];
 	elements[2] = (float)handle[2];
 	elements[3] = (float)handle[3];
-	elements[4] = DPIUtil.autoScaleDown((float)handle[4]);
-	elements[5] = DPIUtil.autoScaleDown((float)handle[5]);
+	elements[4] = (float)handle[4];
+	elements[5] = (float)handle[5];
 }
 
 /**
@@ -320,7 +319,7 @@ public void scale(float scaleX, float scaleY) {
  */
 public void setElements(float m11, float m12, float m21, float m22, float dx, float dy) {
 	if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
-	Cairo.cairo_matrix_init(handle, m11, m12, m21, m22, DPIUtil.autoScaleUp(dx), DPIUtil.autoScaleUp(dy));
+	Cairo.cairo_matrix_init(handle, m11, m12, m21, m22, dx, dy);
 }
 
 /**
@@ -362,11 +361,11 @@ public void transform(float[] pointArray) {
 	double[] dx = new double[1], dy = new double[1];
 	int length = pointArray.length / 2;
 	for (int i = 0, j = 0; i < length; i++, j += 2) {
-		dx[0] = DPIUtil.autoScaleUp(pointArray[j]);
-		dy[0] = DPIUtil.autoScaleUp(pointArray[j + 1]);
+		dx[0] = pointArray[j];
+		dy[0] = pointArray[j + 1];
 		Cairo.cairo_matrix_transform_point(handle, dx, dy);
-		pointArray[j] = DPIUtil.autoScaleDown((float)dx[0]);
-		pointArray[j + 1] = DPIUtil.autoScaleDown((float)dy[0]);
+		pointArray[j] = (float)dx[0];
+		pointArray[j + 1] = (float)dy[0];
 	}
 }
 
@@ -383,7 +382,7 @@ public void transform(float[] pointArray) {
  */
 public void translate(float offsetX, float offsetY) {
 	if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);
-	Cairo.cairo_matrix_translate(handle, DPIUtil.autoScaleUp(offsetX), DPIUtil.autoScaleUp(offsetY));
+	Cairo.cairo_matrix_translate(handle, offsetX, offsetY);
 }
 
 /**

bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/graphics/Device.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2018 IBM Corporation and others.
+ * Copyright (c) 2000, 2025 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -367,7 +367,7 @@ protected void destroy () {
  */
 public Rectangle getBounds () {
 	checkDevice ();
-	return DPIUtil.autoScaleDown (getBoundsInPixels ());
+	return getBoundsInPixels ();
 }
 
 private Rectangle getBoundsInPixels () {