From 7c40ea23ee5ae243d771281101cd6ccb168bd40f Mon Sep 17 00:00:00 2001
From: Lalit Pant <pant.lalit@gmail.com>
Date: Mon, 28 Oct 2019 18:22:00 +0530
Subject: [PATCH] Tweaks.

---
 src/main/scala/net/kogics/kojo/lite/SettingsWindow.scala     | 3 +--
 src/main/scala/net/kogics/kojo/lite/Versions.scala           | 2 +-
 .../scala/net/kogics/kojo/lite/canvas/SpriteCanvas.scala     | 5 +----
 src/main/scala/net/kogics/kojo/util/Utils.scala              | 4 ++--
 4 files changed, 5 insertions(+), 9 deletions(-)

diff --git a/src/main/scala/net/kogics/kojo/lite/SettingsWindow.scala b/src/main/scala/net/kogics/kojo/lite/SettingsWindow.scala
index 2b3c79c8..384d31bb 100644
--- a/src/main/scala/net/kogics/kojo/lite/SettingsWindow.scala
+++ b/src/main/scala/net/kogics/kojo/lite/SettingsWindow.scala
@@ -25,7 +25,6 @@ import javax.swing.JFrame
 import javax.swing.JPanel
 import javax.swing.JTabbedPane
 import javax.swing.JTextField
-import javax.swing.event.ChangeEvent
 
 import net.kogics.kojo.util.Utils
 import net.kogics.kojo.widget.ColPanel
@@ -111,7 +110,7 @@ class SettingsWindow(owner: JFrame) extends JDialog(owner) {
   def setCurrentAspectRatio(): Unit = {
     val cb = Builtins.instance.canvasBounds
     val r = cb.width / cb.height
-    currentAspectTf.setText(f"$r%2.2f")
+    currentAspectTf.setText(f"$r%2.3f")
   }
 
   val adjustCanvasBtn = new JButton(Utils.loadString("S_AdjustCanvas"))
diff --git a/src/main/scala/net/kogics/kojo/lite/Versions.scala b/src/main/scala/net/kogics/kojo/lite/Versions.scala
index dc76ec39..debf788a 100644
--- a/src/main/scala/net/kogics/kojo/lite/Versions.scala
+++ b/src/main/scala/net/kogics/kojo/lite/Versions.scala
@@ -3,7 +3,7 @@ package net.kogics.kojo.lite
 object Versions {
   val KojoMajorVersion = "2.7"
   val KojoVersion = "2.7.08"
-  val KojoRevision = "r17"
+  val KojoRevision = "r18"
   val KojoBuildDate = "28 October 2019"
   val JavaVersion = {
     val jrv = System.getProperty("java.runtime.version")
diff --git a/src/main/scala/net/kogics/kojo/lite/canvas/SpriteCanvas.scala b/src/main/scala/net/kogics/kojo/lite/canvas/SpriteCanvas.scala
index 79519e75..cd01bb14 100644
--- a/src/main/scala/net/kogics/kojo/lite/canvas/SpriteCanvas.scala
+++ b/src/main/scala/net/kogics/kojo/lite/canvas/SpriteCanvas.scala
@@ -959,7 +959,7 @@ class SpriteCanvas(val kojoCtx: core.KojoCtx) extends PSwingCanvas with SCanvas
         val file = fchooser.chooseFile(Utils.stripDots(Utils.loadString("S_SaveAs")), "PNG Image File", "png")
         if (file != null) {
           Utils.appProperty("export.image.dpi") match {
-            case Some(sDpi) if sDpi.length > 0 =>
+            case Some(sDpi) =>
               val dpi = sDpi.toInt
               val dim = Utils.appProperty("export.image.dimension").getOrElse("height")
               val inches = Utils.appProperty("export.image.inches") match {
@@ -980,9 +980,6 @@ class SpriteCanvas(val kojoCtx: core.KojoCtx) extends PSwingCanvas with SCanvas
                 exportImageToFile(file, width, heightForWidth(width))
               }
 
-            case Some(sDpi) if sDpi.length == 0 =>
-              exportImageToFile(file, SpriteCanvas.this.getWidth, SpriteCanvas.this.getHeight)
-
             case None =>
               exportImageToFile(file, SpriteCanvas.this.getWidth, SpriteCanvas.this.getHeight)
           }
diff --git a/src/main/scala/net/kogics/kojo/util/Utils.scala b/src/main/scala/net/kogics/kojo/util/Utils.scala
index 86beaceb..4d04cc0d 100644
--- a/src/main/scala/net/kogics/kojo/util/Utils.scala
+++ b/src/main/scala/net/kogics/kojo/util/Utils.scala
@@ -801,7 +801,7 @@ object Utils {
                    |
                    |# Specify canvas image export options
                    |# export.image.dpi=nn
-                   |# export.image.inches=nn or a4
+                   |# export.image.inches=nn or a4, a3, etc.
                    |# export.image.dimension=width or height
                  """.stripMargin
 
@@ -827,7 +827,7 @@ object Utils {
 
   def appProperty(key: String) = {
     val ret = kojoProps.getProperty(key)
-    if (ret != null) Some(ret) else None
+    if (ret != null && ret.length > 0) Some(ret) else None
   }
 
   def updateAppProperties(props: Map[String, String]): Unit = {