Moved text size factor calculation out from LabelCollection, write to file also text size factor

MainActivity: Load TextOverlayTemplate before ModeSize is changed in CropView

app/src/main/java/om/sstvencoder/CropView.java

@@ -288,7 +288,7 @@ public class CropView extends ImageView {
         super.onSizeChanged(w, h, old_w, old_h);
         if (mModeSize != null)
             mOutputRect = Utility.getEmbeddedRect(w, h, mModeSize.width(), mModeSize.height());
-        mLabelCollection.update(w, h);
+        mLabelCollection.update(w, h, Utility.getTextSizeFactor(w, h));
     }
 
     @Override

app/src/main/java/om/sstvencoder/MainActivity.java

@@ -67,13 +67,16 @@ public class MainActivity extends AppCompatActivity {
         setContentView(R.layout.activity_main);
         mCropView = (CropView) findViewById(R.id.cropView);
         mEncoder = new Encoder(new MainActivityMessenger(this), getProgressBar(), getProgressBar2());
+
+        mSettings = new Settings(this);
+        mSettings.load();
+
+        mTextOverlayTemplate = new TextOverlayTemplate();
+        mTextOverlayTemplate.load(mCropView.getLabels(), mSettings.getTextOverlayFile());
+
         IModeInfo mode = mEncoder.getModeInfo();
         mCropView.setModeSize(mode.getModeSize());
         setTitle(mode.getModeName());
-        mSettings = new Settings(this);
-        mSettings.load();
-        mTextOverlayTemplate = new TextOverlayTemplate();
-        mTextOverlayTemplate.load(mCropView.getLabels(), mSettings.getTextOverlayFile());
         loadImage(getIntent());
     }
 

app/src/main/java/om/sstvencoder/TextOverlay/LabelCollection.java

@@ -23,8 +23,6 @@ import java.io.IOException;
 import java.util.LinkedList;
 import java.util.List;
 
-import om.sstvencoder.Utility;
-
 public class LabelCollection {
     private class Size {
         private float mW, mH;
@@ -55,7 +53,7 @@ public class LabelCollection {
         mPreviousY = 0f;
     }
 
-    public void update(float w, float h) {
+    public void update(float w, float h, float textSizeFactor) {
         if (mScreenSize != null) {
             float x = (w - mScreenSize.width()) / 2f;
             float y = (h - mScreenSize.height()) / 2f;
@@ -63,16 +61,11 @@ public class LabelCollection {
                 label.offset(x, y);
         }
         mScreenSize = new Size(w, h);
-        mTextSizeFactor = getTextSizeFactor(w, h);
+        mTextSizeFactor = textSizeFactor;
         for (LabelContainer label : mLabels)
             label.update(mTextSizeFactor, w, h);
     }
 
-    private float getTextSizeFactor(float w, float h) {
-        Rect bounds = Utility.getEmbeddedRect((int) w, (int) h, 320, 240);
-        return 0.1f * bounds.height();
-    }
-
     public void draw(Canvas canvas) {
         for (LabelContainer label : mLabels)
             label.draw(canvas);
@@ -154,6 +147,7 @@ public class LabelCollection {
         {
             writer.write("width", mScreenSize.width());
             writer.write("height", mScreenSize.height());
+            writer.write("factor", mTextSizeFactor);
             writer.beginArray("labels");
             {
                 for (LabelContainer label : mLabels)
@@ -169,6 +163,7 @@ public class LabelCollection {
         {
             float w = reader.readFloat();
             float h = reader.readFloat();
+            float textSizeFactor = reader.readFloat();
             reader.beginArray();
             {
                 while (reader.hasNext()) {
@@ -178,7 +173,7 @@ public class LabelCollection {
                 }
             }
             reader.endArray();
-            update(w, h);
+            update(w, h, textSizeFactor);
         }
         reader.endObject();
     }

app/src/main/java/om/sstvencoder/Utility.java

@@ -50,6 +50,10 @@ public final class Utility {
         return rect;
     }
 
+    static float getTextSizeFactor(int w, int h) {
+        return 0.1f * (Utility.getEmbeddedRect(w, h, 320, 240).height());
+    }
+
     static String createMessage(Exception ex) {
         String message = ex.getMessage() + "\n";
         for (StackTraceElement el : ex.getStackTrace())