1 files changed, 84 insertions, 0 deletions
diff --git a/src/com/android/gallery3d/ui/Label.java b/src/com/android/gallery3d/ui/Label.java
new file mode 100644
index 000000000..6a70a1895
--- /dev/null
+++ b/src/com/android/gallery3d/ui/Label.java
@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.gallery3d.ui;
+
+import android.content.Context;
+import android.graphics.Color;
+import android.graphics.Rect;
+
+public class Label extends GLView {
+    private static final String TAG = "Label";
+    public static final int NULL_ID = 0;
+
+    private static final int FONT_SIZE = 18;
+    private static final int FONT_COLOR = Color.WHITE;
+
+    private String mText;
+    private StringTexture mTexture;
+    private int mFontSize, mFontColor;
+
+    public Label(Context context, int stringId,
+            int fontSize, int fontColor) {
+        this(context, context.getString(stringId), fontSize, fontColor);
+    }
+
+    public Label(Context context, int stringId) {
+        this(context, stringId, FONT_SIZE, FONT_COLOR);
+    }
+
+    public Label(Context context, String text) {
+        this(context, text, FONT_SIZE, FONT_COLOR);
+    }
+
+    public Label(Context context, String text, int fontSize, int fontColor) {
+        //TODO: cut the text if it is too long
+        mText = text;
+        mTexture = StringTexture.newInstance(text, fontSize, fontColor);
+        mFontSize = fontSize;
+        mFontColor = fontColor;
+    }
+
+    public void setText(String text) {
+        if (!mText.equals(text)) {
+            mText = text;
+            mTexture = StringTexture.newInstance(text, mFontSize, mFontColor);
+            requestLayout();
+        }
+    }
+
+    @Override
+    protected void onMeasure(int widthSpec, int heightSpec) {
+        int width = mTexture.getWidth();
+        int height = mTexture.getHeight();
+        MeasureHelper.getInstance(this)
+                .setPreferredContentSize(width, height)
+                .measure(widthSpec, heightSpec);
+    }
+
+    @Override
+    protected void render(GLCanvas canvas) {
+        Rect p = mPaddings;
+
+        int width = getWidth() - p.left - p.right;
+        int height = getHeight() - p.top - p.bottom;
+
+        int xoffset = p.left + (width - mTexture.getWidth()) / 2;
+        int yoffset = p.top + (height - mTexture.getHeight()) / 2;
+
+        mTexture.draw(canvas, xoffset, yoffset);
+    }
+}