IDEA-161501 ui: fix indeterminate progress rendering under HiDPI

platform/platform-impl/src/com/intellij/ide/ui/laf/darcula/ui/DarculaProgressBarUI.java

@@ -69,7 +69,9 @@ public class DarculaProgressBarUI extends BasicProgressBarUI {
     int x = -offset;
     final float R = JBUI.scale(8f);
     final float R2 = JBUI.scale(9f);
-    final Area containingRoundRect = new Area(new RoundRectangle2D.Float(1f, 1f, w - 2f, h - 2f, R, R));
+    final float off = JBUI.scale(1f);
+
+    final Area containingRoundRect = new Area(new RoundRectangle2D.Float(2f * off, 2f * off, w - 4f * off, h - 4f * off, R, R));
     while (x < Math.max(c.getWidth(), c.getHeight())) {
       Path2D.Double path = new Path2D.Double();
       float ww = getPeriodLength() / 2f;
@@ -87,17 +89,17 @@ public class DarculaProgressBarUI extends BasicProgressBarUI {
     }
     offset = (offset + 1) % getPeriodLength();
     Area area = new Area(new Rectangle2D.Float(0, 0, w, h));
-    area.subtract(new Area(new RoundRectangle2D.Float(1f, 1f, w - 2f, h - 2f, R, R)));
-    g.setPaint(Gray._128);
+    area.subtract(new Area(new RoundRectangle2D.Float(off, off, w - 2f * off, h - 2f * off, R, R)));
+    g.setColor(Gray._128);
     if (c.isOpaque()) {
       g.fill(area);
     }
     area.subtract(new Area(new RoundRectangle2D.Float(0, 0, w, h, R2, R2)));
-    g.setPaint(c.getParent().getBackground());
+    g.setColor(c.getParent().getBackground());
     if (c.isOpaque()) {
       g.fill(area);
     }
-    g.draw(new RoundRectangle2D.Float(1f, 1f, w - 2f - 1f, h - 2f -1f, R, R));
+    g.draw(new RoundRectangle2D.Float(off, off, w - 2f * off - off, h - 2f * off - off, R, R));
     g.translate(0, -(c.getHeight() - h) / 2);
 
     // Deal with possible text painting

platform/platform-impl/src/com/intellij/openapi/wm/impl/status/ShowProgressTestDialogAction.java

@@ -0,0 +1,78 @@
+/*
+ * Copyright 2000-2016 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.intellij.openapi.wm.impl.status;
+
+import com.intellij.openapi.actionSystem.AnAction;
+import com.intellij.openapi.actionSystem.AnActionEvent;
+import com.intellij.openapi.project.DumbAware;
+import com.intellij.openapi.ui.DialogWrapper;
+import com.intellij.ui.JBProgressBar;
+import com.intellij.ui.LightColors;
+import org.jetbrains.annotations.Nullable;
+
+import javax.swing.*;
+import java.awt.*;
+
+@SuppressWarnings({"HardCodedStringLiteral"})
+public class ShowProgressTestDialogAction extends AnAction implements DumbAware {
+  public ShowProgressTestDialogAction() {
+    super("Show Progress Test Dialog");
+  }
+
+  public void actionPerformed(AnActionEvent e) {
+    new DialogWrapper(e.getProject()) {
+      {
+        init();
+      }
+
+      @Nullable
+      @Override
+      protected JComponent createCenterPanel() {
+        JPanel panel = new JPanel();
+        panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
+
+        panel.add(createPanel(false, false));
+        panel.add(createPanel(false, true));
+        panel.add(createPanel(true, false));
+        panel.add(createPanel(true, true));
+        return panel;
+      }
+    }.show();
+  }
+
+  private static JComponent createPanel(boolean indeterminate, boolean opaque) {
+    String text = (indeterminate ? "indeterminate" : "determinate") +
+                  (opaque ? "; opaque" : "; non opaque");
+    JLabel label = new JLabel(text);
+
+    JBProgressBar progress = new JBProgressBar();
+    progress.setIndeterminate(indeterminate);
+    progress.setValue(30);
+    progress.setOpaque(opaque);
+
+    JPanel wrapper = new JPanel(new BorderLayout());
+    wrapper.add(progress);
+    wrapper.setBackground(LightColors.BLUE);
+
+    JPanel panel = new JPanel();
+    panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
+    panel.add(label);
+    panel.add(wrapper);
+    panel.add(Box.createVerticalStrut(5));
+
+    return panel;
+  }
+}

platform/platform-resources/src/idea/PlatformActions.xml

@@ -740,6 +740,7 @@
         <action id="AddTestProcessAction" internal="true" class="com.intellij.openapi.wm.impl.status.AddTestProcessAction" text="Add Test Process"/>
         <action id="AddTestProcessActionIndefinte" internal="true" class="com.intellij.openapi.wm.impl.status.AddTestProcessActionIndefinite" text="Add Test Process Indefinite"/>
         <action id="AddManyTestProcesses" internal="true" class="com.intellij.openapi.wm.impl.status.AddManyTestProcesses" text="Add Many Test Processes"/>
+        <action id="ShowProgressTestDialogAction" internal="true" class="com.intellij.openapi.wm.impl.status.ShowProgressTestDialogAction" text="Show Progress Test Dialog"/>
         <separator/>
         <action id="TestGestureAction" class="com.intellij.openapi.keymap.impl.ui.TestGestureAction" text="Test Gesture Action"/>
         <action id="TestDndAction" class="com.intellij.internal.validation.TestDnd" text="Test Dnd"/>