Remove compilation warnings (#816)

Author: gnodet

terminal-jansi/src/main/java/org/jline/terminal/impl/jansi/win/WindowsAnsiWriter.java

@@ -196,28 +196,28 @@ protected void processEraseLine(int eraseOption) throws IOException {
     protected void processCursorUpLine(int count) throws IOException {
         getConsoleInfo();
         info.cursorPosition.x = 0;
-        info.cursorPosition.y -= count;
+        info.cursorPosition.y -= (short) count;
         applyCursorPosition();
     }
 
     protected void processCursorDownLine(int count) throws IOException {
         getConsoleInfo();
         info.cursorPosition.x = 0;
-        info.cursorPosition.y += count;
+        info.cursorPosition.y += (short) count;
         applyCursorPosition();
     }
 
     @Override
     protected void processCursorLeft(int count) throws IOException {
         getConsoleInfo();
-        info.cursorPosition.x -= count;
+        info.cursorPosition.x -= (short) count;
         applyCursorPosition();
     }
 
     @Override
     protected void processCursorRight(int count) throws IOException {
         getConsoleInfo();
-        info.cursorPosition.x += count;
+        info.cursorPosition.x += (short) count;
         applyCursorPosition();
     }
 
@@ -226,7 +226,7 @@ protected void processCursorDown(int count) throws IOException {
         getConsoleInfo();
         int nb = Math.max(0, info.cursorPosition.y + count - info.size.y + 1);
         if (nb != count) {
-            info.cursorPosition.y += count;
+            info.cursorPosition.y += (short) count;
             applyCursorPosition();
         }
         if (nb > 0) {
@@ -245,7 +245,7 @@ protected void processCursorDown(int count) throws IOException {
     @Override
     protected void processCursorUp(int count) throws IOException {
         getConsoleInfo();
-        info.cursorPosition.y -= count;
+        info.cursorPosition.y -= (short) count;
         applyCursorPosition();
     }
 

terminal-jna/src/main/java/org/jline/terminal/impl/jna/win/WindowsAnsiWriter.java

@@ -183,34 +183,34 @@ protected void processEraseLine(int eraseOption) throws IOException {
     protected void processCursorUpLine(int count) throws IOException {
         getConsoleInfo();
         info.dwCursorPosition.X = 0;
-        info.dwCursorPosition.Y -= count;
+        info.dwCursorPosition.Y -= (short) count;
         applyCursorPosition();
     }
 
     protected void processCursorDownLine(int count) throws IOException {
         getConsoleInfo();
         info.dwCursorPosition.X = 0;
-        info.dwCursorPosition.Y += count;
+        info.dwCursorPosition.Y += (short) count;
         applyCursorPosition();
     }
 
     protected void processCursorLeft(int count) throws IOException {
         getConsoleInfo();
-        info.dwCursorPosition.X -= count;
+        info.dwCursorPosition.X -= (short) count;
         applyCursorPosition();
     }
 
     protected void processCursorRight(int count) throws IOException {
         getConsoleInfo();
-        info.dwCursorPosition.X += count;
+        info.dwCursorPosition.X += (short) count;
         applyCursorPosition();
     }
 
     protected void processCursorDown(int count) throws IOException {
         getConsoleInfo();
         int nb = Math.max(0, info.dwCursorPosition.Y + count - info.dwSize.Y + 1);
         if (nb != count) {
-            info.dwCursorPosition.Y += count;
+            info.dwCursorPosition.Y += (short) count;
             applyCursorPosition();
         }
         if (nb > 0) {
@@ -226,7 +226,7 @@ protected void processCursorDown(int count) throws IOException {
 
     protected void processCursorUp(int count) throws IOException {
         getConsoleInfo();
-        info.dwCursorPosition.Y -= count;
+        info.dwCursorPosition.Y -= (short) count;
         applyCursorPosition();
     }