First pass for fractional scaling support

Tracked by kirill-grouchnikov/substance#48

src/org/pushingpixels/substance/flamingo/common/TransitionAwareResizableIcon.java

@@ -34,6 +34,7 @@
 import java.awt.Dimension;
 import java.awt.Graphics;
 import java.awt.Graphics2D;
+import java.awt.RenderingHints;
 import java.awt.image.BufferedImage;
 import java.util.Map;
 
@@ -193,6 +194,9 @@ private SubstanceIconUIResource getIconToPaint() {
 		BufferedImage result = SubstanceCoreUtilities.getBlankImage(layerBase
 				.getIconWidth(), layerBase.getIconHeight());
 		Graphics2D g2d = result.createGraphics();
+        g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION,
+                RenderingHints.VALUE_INTERPOLATION_BICUBIC);
+
 		// draw the base layer
 		layerBase.paintIcon(this.comp, g2d, 0, 0);
 

src/org/pushingpixels/substance/flamingo/common/ui/SubstanceCommandButtonUI.java

@@ -37,6 +37,7 @@
 import java.awt.Graphics2D;
 import java.awt.Insets;
 import java.awt.Rectangle;
+import java.awt.RenderingHints;
 import java.awt.event.MouseEvent;
 import java.awt.image.BufferedImage;
 import java.beans.PropertyChangeEvent;
@@ -634,9 +635,13 @@ public void paint(Graphics g, JComponent c) {
      */
     @Override
     protected void paintPopupActionIcon(Graphics g, Rectangle popupActionRect) {
-        popupActionIcon.paintIcon(this.commandButton, g,
+        Graphics2D g2d = (Graphics2D) g.create();
+        g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION,
+                RenderingHints.VALUE_INTERPOLATION_BICUBIC);
+        popupActionIcon.paintIcon(this.commandButton, g2d,
                 popupActionRect.x + (popupActionRect.width - popupActionIcon.getIconWidth()) / 2,
                 popupActionRect.y + (popupActionRect.height - popupActionIcon.getIconHeight()) / 2);
+        g2d.dispose();
     }
 
     /*

src/org/pushingpixels/substance/flamingo/common/ui/SubstanceCommandToggleButtonUI.java

@@ -36,6 +36,7 @@
 import java.awt.Graphics2D;
 import java.awt.Insets;
 import java.awt.Rectangle;
+import java.awt.RenderingHints;
 import java.awt.event.MouseEvent;
 import java.awt.image.BufferedImage;
 import java.beans.PropertyChangeEvent;
@@ -254,6 +255,8 @@ protected void paintButtonIcon(Graphics g, Rectangle iconRect) {
 
         if (regular != null) {
             Graphics2D g2d = (Graphics2D) g.create();
+            g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION,
+                    RenderingHints.VALUE_INTERPOLATION_BICUBIC);
 
             GhostPaintingUtils.paintGhostIcon(g2d, jctb, regular, iconRect);
             g2d.setComposite(WidgetUtilities.getAlphaComposite(jctb, g));

src/org/pushingpixels/substance/flamingo/common/ui/SubstanceCommandToggleMenuButtonUI.java

@@ -114,6 +114,8 @@ protected void paintButtonIcon(Graphics g, Rectangle iconRect) {
             Graphics2D g2d = (Graphics2D) g.create();
             g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
                     RenderingHints.VALUE_ANTIALIAS_ON);
+            g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION,
+                    RenderingHints.VALUE_INTERPOLATION_BICUBIC);
             ComponentState currState = this.commandButton.getActionModel().isEnabled()
                     ? ComponentState.SELECTED
                     : ComponentState.DISABLED_SELECTED;

src/org/pushingpixels/substance/flamingo/ribbon/RibbonBackgroundDelegate.java

@@ -218,9 +218,7 @@ private static BufferedImage getSingleLayer(JRibbonTaskToggleButton button, int
         if (button.getActionModel().isSelected() && (button.getContextualGroupHueColor() == null)) {
             int fw = result.getWidth();
             int fh = result.getHeight();
-            double scaleFactor = UIUtil.getScaleFactor();
-            BufferedImage fade = SubstanceCoreUtilities.getBlankImage((int) (fw / scaleFactor),
-                    (int) (fh / scaleFactor));
+            BufferedImage fade = SubstanceCoreUtilities.getBlankUnscaledImage(result);
             Graphics2D fadeGraphics = fade.createGraphics();
             JRibbon parent = (JRibbon) SwingUtilities.getAncestorOfClass(JRibbon.class, button);
             RibbonTask selectedTask = parent.getSelectedTask();

src/org/pushingpixels/substance/flamingo/utils/CommandButtonBackgroundDelegate.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005-2010 Substance Kirill Grouchnikov. All Rights Reserved.
+ * Copyright (c) 2005-2018 Flamingo / Substance Kirill Grouchnikov. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:

src/org/pushingpixels/substance/flamingo/utils/CommandButtonVisualStateTracker.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005-2010 Substance Kirill Grouchnikov. All Rights Reserved.
+ * Copyright (c) 2005-2018 Flamingo / Substance Kirill Grouchnikov. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:

src/org/pushingpixels/substance/flamingo/utils/RibbonApplicationMenuButtonBackgroundDelegate.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005-2010 Substance Kirill Grouchnikov. All Rights Reserved.
+ * Copyright (c) 2005-2018 Flamingo / Substance Kirill Grouchnikov. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met: