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Diffstat (limited to 'pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites')
-rw-r--r--pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/PositioningComposite.java3
-rw-r--r--pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/SignaturePanel.java5
2 files changed, 5 insertions, 3 deletions
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/PositioningComposite.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/PositioningComposite.java
index 9c649f1c..8f90cd78 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/PositioningComposite.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/PositioningComposite.java
@@ -423,7 +423,8 @@ public class PositioningComposite extends StateComposite {
*/
public void setPosition(float x, float y, int page) {
showPage(page);
- this.viewer.setSignaturePosition(x, y);
+ if (this.viewer != null)
+ this.viewer.setSignaturePosition(x, y);
}
/**
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/SignaturePanel.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/SignaturePanel.java
index b4933cb2..264ccd2f 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/SignaturePanel.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/SignaturePanel.java
@@ -335,9 +335,10 @@ public class SignaturePanel extends JPanel {
}
else {
if (
- (this.sigScreenWidth != this.prevSigScreenWidth) ||
+ ((this.sigScreenWidth != this.prevSigScreenWidth) ||
(this.sigScreenHeight != this.prevSigScreenHeight) ||
- (this.sigPlaceholderTransparency != this.prevSigPlaceholderTransparency))
+ (this.sigPlaceholderTransparency != this.prevSigPlaceholderTransparency)) &&
+ ((this.sigScreenWidth != 0) && (this.sigScreenHeight != 0)))
{
// redraw scaled transparent placeholder
this.prevSigScreenWidth = this.sigScreenWidth;