auto import from //depot/cupcake/@135843

1 files changed, 65 insertions, 0 deletions

diff --git a/core/jni/com_android_internal_graphics_NativeUtils.cpp b/core/jni/com_android_internal_graphics_NativeUtils.cpp
new file mode 100644
index 0000000..0829532
--- /dev/null
+++ b/core/jni/com_android_internal_graphics_NativeUtils.cpp
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2007 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.
+ */
+
+#define LOG_TAG "AWT"
+
+#include "jni.h"
+#include "JNIHelp.h"
+#include "GraphicsJNI.h"
+#include <android_runtime/AndroidRuntime.h>
+
+#include "SkCanvas.h"
+#include "SkDevice.h"
+#include "SkPicture.h"
+#include "SkTemplates.h"
+
+namespace android
+{
+
+static jclass class_fileDescriptor;
+static jfieldID field_fileDescriptor_descriptor;
+static jmethodID method_fileDescriptor_init;
+ 
+
+static jboolean scrollRect(JNIEnv* env, jobject graphics2D, jobject canvas, jobject rect, int dx, int dy) {
+    if (canvas == NULL) {
+        jniThrowException(env, "java/lang/NullPointerException", NULL);
+        return false;
+    }
+  
+    SkIRect src, *srcPtr = NULL;
+    if (NULL != rect) {
+        GraphicsJNI::jrect_to_irect(env, rect, &src);
+        srcPtr = &src;
+    }
+    SkCanvas* c = GraphicsJNI::getNativeCanvas(env, canvas);
+    const SkBitmap& bitmap = c->getDevice()->accessBitmap(true);
+    return bitmap.scrollRect(srcPtr, dx, dy, NULL);
+}
+
+static JNINativeMethod method_table[] = {
+    { "nativeScrollRect",
+      "(Landroid/graphics/Canvas;Landroid/graphics/Rect;II)Z",
+      (void*)scrollRect}
+};
+
+int register_com_android_internal_graphics_NativeUtils(JNIEnv *env) {
+    return AndroidRuntime::registerNativeMethods(
+        env, "com/android/internal/graphics/NativeUtils",
+        method_table, NELEM(method_table));
+}
+
+}