From 93edc4ac42f6fb0a59b7bc619a1334fefcfdec22 Mon Sep 17 00:00:00 2001
From: Max Schillinger
Date: Wed, 2 Feb 2022 21:46:23 +0100
Subject: Allow egde keys instead of corner keys (swipe
 vertically/horizontally)

Add a new boolean parameter "edgekeys" for defining keys that have the
additional (swipe) keys on the edges (top, right, left, bottom) instead
of at the corners (top left, top right, bottom left, bottom right).
---
 srcs/juloo.keyboard2/Keyboard2View.java | 70 +++++++++++++++++++++++++--------
 1 file changed, 54 insertions(+), 16 deletions(-)

(limited to 'srcs/juloo.keyboard2/Keyboard2View.java')

diff --git a/srcs/juloo.keyboard2/Keyboard2View.java b/srcs/juloo.keyboard2/Keyboard2View.java
index 49a9ccb..8123144 100644
--- a/srcs/juloo.keyboard2/Keyboard2View.java
+++ b/srcs/juloo.keyboard2/Keyboard2View.java
@@ -40,6 +40,13 @@ public class Keyboard2View extends View
 
   private static RectF _tmpRect = new RectF();
 
+  enum Vertical
+  {
+    TOP,
+    CENTER,
+    BOTTOM
+  }
+
   public Keyboard2View(Context context, AttributeSet attrs)
   {
     super(context, attrs);
@@ -157,13 +164,27 @@ public class Keyboard2View extends View
       float absDist = Math.abs(moveX) + Math.abs(moveY);
       key.ptrDist = absDist;
       if (absDist < _config.swipe_dist_px)
+      {
         newValue = key.key.key0;
-      else if (moveX < 0)
-        newValue = (moveY < 0) ? key.key.key1 : key.key.key3;
-      else if (moveY < 0)
-        newValue = key.key.key2;
+      }
+      else if (key.key.edgekeys)
+      {
+        if (Math.abs(moveY) > Math.abs(moveX)) // vertical swipe
+          newValue = (moveY < 0) ? key.key.key1 : key.key.key4;
+        else if (moveX < 0) // left swipe
+          newValue = key.key.key3;
+        else // right swipe
+          newValue = key.key.key2;
+      }
       else
-        newValue = key.key.key4;
+      {
+        if (moveX < 0)
+          newValue = (moveY < 0) ? key.key.key1 : key.key.key3;
+        else if (moveY < 0)
+          newValue = key.key.key2;
+        else
+          newValue = key.key.key4;
+      }
       if (newValue != null && newValue != key.value)
       {
         if (key.timeoutWhat != -1)
@@ -368,14 +389,28 @@ public class Keyboard2View extends View
         if (k.key0 != null)
           drawLabel(canvas, k.key0, keyW / 2f + x, (keyH + _theme.labelTextSize) / 2f + y, keyDown);
         float subPadding = _config.keyPadding;
-        if (k.key1 != null)
-          drawSubLabel(canvas, k.key1, x + subPadding, y + subPadding, false, true, keyDown);
-        if (k.key3 != null)
-          drawSubLabel(canvas, k.key3, x + subPadding, y + keyH - subPadding, false, false, keyDown);
-        if (k.key2 != null)
-          drawSubLabel(canvas, k.key2, x + keyW - subPadding, y + subPadding, true, true, keyDown);
-        if (k.key4 != null)
-          drawSubLabel(canvas, k.key4, x + keyW - subPadding, y + keyH - subPadding, true, false, keyDown);
+        if (k.edgekeys)
+        {
+          if (k.key1 != null) // top key
+            drawSubLabel(canvas, k.key1, x + keyW / 2f, y + subPadding, Paint.Align.CENTER, Vertical.TOP, keyDown);
+          if (k.key3 != null) // left key
+            drawSubLabel(canvas, k.key3, x + subPadding, y + keyH / 2f, Paint.Align.LEFT, Vertical.CENTER, keyDown);
+          if (k.key2 != null) // right key
+            drawSubLabel(canvas, k.key2, x + keyW - subPadding, y + keyH / 2f, Paint.Align.RIGHT, Vertical.CENTER, keyDown);
+          if (k.key4 != null) // bottom key
+            drawSubLabel(canvas, k.key4, x + keyW / 2f, y + keyH - subPadding, Paint.Align.CENTER, Vertical.BOTTOM, keyDown);
+        }
+        else
+        {
+          if (k.key1 != null) // top left key
+            drawSubLabel(canvas, k.key1, x + subPadding, y + subPadding, Paint.Align.LEFT, Vertical.TOP, keyDown);
+          if (k.key3 != null) // bottom left key
+            drawSubLabel(canvas, k.key3, x + subPadding, y + keyH - subPadding, Paint.Align.LEFT, Vertical.BOTTOM, keyDown);
+          if (k.key2 != null) // top right key
+            drawSubLabel(canvas, k.key2, x + keyW - subPadding, y + subPadding, Paint.Align.RIGHT, Vertical.TOP, keyDown);
+          if (k.key4 != null) // bottom right key
+            drawSubLabel(canvas, k.key4, x + keyW - subPadding, y + keyH - subPadding, Paint.Align.RIGHT, Vertical.BOTTOM, keyDown);
+        }
         x += _keyWidth * k.width;
       }
       y += row.height * _config.keyHeight;
@@ -413,13 +448,16 @@ public class Keyboard2View extends View
     canvas.drawText(k.symbol, x, y, p);
   }
 
-  private void drawSubLabel(Canvas canvas, KeyValue k, float x, float y, boolean right, boolean up, KeyDown keyDown)
+  private void drawSubLabel(Canvas canvas, KeyValue k, float x, float y, Paint.Align a, Vertical v, KeyDown keyDown)
   {
     k = KeyModifier.handleFlags(k, _flags);
-    Paint p = _theme.subLabelPaint(((k.flags & KeyValue.FLAG_KEY_FONT) != 0), right);
+    Paint p = _theme.subLabelPaint(((k.flags & KeyValue.FLAG_KEY_FONT) != 0), a);
     p.setColor(labelColor(k, keyDown, _theme.subLabelColor));
     p.setTextSize(_theme.sublabelTextSize * scaleTextSize(k));
-    y -= up ? p.ascent() : p.descent();
+    if (v == Vertical.CENTER)
+      y -= (p.ascent() + p.descent()) / 2f;
+    else
+      y -= (v == Vertical.TOP) ? p.ascent() : p.descent();
     canvas.drawText(k.symbol, x, y, p);
   }
 
-- 
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