Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 92 insertions, 0 deletions

diff --git a/android/source/src/java/org/libreoffice/TileIdentifier.java b/android/source/src/java/org/libreoffice/TileIdentifier.java
new file mode 100644
index 000000000..9f6fc5605
--- /dev/null
+++ b/android/source/src/java/org/libreoffice/TileIdentifier.java
@@ -0,0 +1,92 @@
+/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+package org.libreoffice;
+
+import android.graphics.Rect;
+import android.graphics.RectF;
+
+import org.mozilla.gecko.gfx.IntSize;
+
+/**
+ * Identifies the tile by its position (x and y coordinate on the document), zoom and tile size (currently static)
+ */
+public class TileIdentifier {
+    public final int x;
+    public final int y;
+    public final float zoom;
+    public final IntSize size;
+
+    public TileIdentifier(int x, int y, float zoom, IntSize size) {
+        this.x = x;
+        this.y = y;
+        this.zoom = zoom;
+        this.size = size;
+    }
+
+    /**
+     * Returns a rectangle of the tiles position in scaled coordinates.
+     */
+    public RectF getRectF() {
+        return new RectF(x, y, x + size.width, y + size.height);
+    }
+
+    /**
+     * Returns a rectangle of the tiles position in non-scaled coordinates (coordinates as the zoom would be 1).
+     */
+    public RectF getCSSRectF() {
+        float cssX = x / zoom;
+        float cssY = y / zoom;
+        float cssSizeW = size.width / zoom;
+        float cssSizeH = size.height / zoom;
+        return new RectF(cssX, cssY, cssX + cssSizeW, cssY + cssSizeH);
+    }
+
+    /**
+     * Returns an integer rectangle of the tiles position in non-scaled and rounded coordinates (coordinates as the zoom would be 1).
+     */
+    public Rect getCSSRect() {
+        float cssX = x / zoom;
+        float cssY = y / zoom;
+        float sizeW = size.width / zoom;
+        float sizeH = size.height / zoom;
+        return new Rect(
+                (int) cssX, (int) cssY,
+                (int) (cssX + sizeW),
+                (int) (cssY + sizeH) );
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+
+        TileIdentifier that = (TileIdentifier) o;
+
+        if (x != that.x) return false;
+        if (y != that.y) return false;
+        if (Float.compare(that.zoom, zoom) != 0) return false;
+
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        int result = x;
+        result = 31 * result + y;
+        result = 31 * result + (zoom != +0.0f ? Float.floatToIntBits(zoom) : 0);
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        return String.format("TileIdentifier (%d, %d) z=%f s=(%d, %d)", x, y, zoom, size.width, size.height);
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */