X-Git-Url: https://git.mdrn.pl/wl-app.git/blobdiff_plain/48b2fe9f7c2dc3d9aeaaa6dbfb27c7da4f3235ff..269195b3729c1bdc22e9053ee4ebca667ea8549d:/Android/folioreader/src/main/java/com/folioreader/util/ScreenUtils.java

diff --git a/Android/folioreader/src/main/java/com/folioreader/util/ScreenUtils.java b/Android/folioreader/src/main/java/com/folioreader/util/ScreenUtils.java
new file mode 100755
index 0000000..fd398c6
--- /dev/null
+++ b/Android/folioreader/src/main/java/com/folioreader/util/ScreenUtils.java
@@ -0,0 +1,56 @@
+package com.folioreader.util;
+
+import android.content.Context;
+import android.util.DisplayMetrics;
+import android.view.Display;
+import android.view.WindowManager;
+
+/**
+ * Created by arthur on 06/10/16.
+ */
+public class ScreenUtils {
+
+    private Context ctx;
+    private DisplayMetrics metrics;
+
+    public ScreenUtils(Context ctx) {
+        this.ctx = ctx;
+        WindowManager wm = (WindowManager) ctx
+                .getSystemService(Context.WINDOW_SERVICE);
+
+        Display display = wm.getDefaultDisplay();
+        metrics = new DisplayMetrics();
+        display.getMetrics(metrics);
+
+    }
+
+    public int getHeight() {
+        return metrics.heightPixels;
+    }
+
+    public int getWidth() {
+        return metrics.widthPixels;
+    }
+
+    public int getRealHeight() {
+        return metrics.heightPixels / metrics.densityDpi;
+    }
+
+    public int getRealWidth() {
+        return metrics.widthPixels / metrics.densityDpi;
+    }
+
+    public int getDensity() {
+        return metrics.densityDpi;
+    }
+
+    public int getScale(int picWidth) {
+        Display display
+                = ((WindowManager) ctx.getSystemService(Context.WINDOW_SERVICE))
+                .getDefaultDisplay();
+        int width = display.getWidth();
+        Double val = new Double(width) / new Double(picWidth);
+        val = val * 100d;
+        return val.intValue();
+    }
+}