Adds the initial commit of the NDK files. The files are from Jeppe Johansen and Benjamin Rosseaux

git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@1437 8e941d3f-bd1b-0410-a28a-d453659cc2b4

bindings/android-ndk/native_window.pas

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+(*
+ * 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.
+  *)
+
+unit native_window;
+
+interface
+
+uses ctypes,rect;
+
+(*
+ * Pixel formats that a window can use.
+  *)
+const
+  WINDOW_FORMAT_RGBA_8888 = 1;
+  WINDOW_FORMAT_RGBX_8888 = 2;
+  WINDOW_FORMAT_RGB_565 = 4;
+
+type
+  PANativeWindow = ^ANativeWindow;
+  ANativeWindow = record end;
+
+  PANativeWindow_Buffer = ^ANativeWindow_Buffer;
+  ANativeWindow_Buffer = packed record
+    // The number of pixels that are show horizontally.
+    width : cint32;
+    // The number of pixels that are shown vertically.
+    height : cint32;
+    // The number of *pixels* that a line in the buffer takes in
+    // memory.  This may be >= width.
+    stride : cint32;
+    // The format of the buffer.  One of WINDOW_FORMAT_*
+    format : cint32;
+    // The actual bits.
+    bits : Pointer;
+    // Do not touch.
+    reserved : array [0..5] of cuint32;
+  end;
+
+(**
+ * Acquire a reference on the given ANativeWindow object.  This prevents the object
+ * from being deleted until the reference is removed.
+  *)
+procedure ANativeWindow_acquire(window: PANativeWindow); cdecl; external;
+
+(**
+ * Remove a reference that was previously acquired with ANativeWindow_acquire().
+  *)
+procedure ANativeWindow_release(window: PANativeWindow); cdecl; external;
+
+(*
+ * Return the current width in pixels of the window surface.  Returns a
+ * negative value on error.
+  *)
+function ANativeWindow_getWidth(window: PANativeWindow): cint32; cdecl; external;
+
+(*
+ * Return the current height in pixels of the window surface.  Returns a
+ * negative value on error.
+  *)
+function ANativeWindow_getHeight(window: PANativeWindow): cint32; cdecl; external;
+
+(*
+ * Return the current pixel format of the window surface.  Returns a
+ * negative value on error.
+  *)
+function ANativeWindow_getFormat(window: PANativeWindow): cint32; cdecl; external;
+
+(*
+ * Change the format and size of the window buffers.
+ *
+ * The width and height control the number of pixels in the buffers, not the
+ * dimensions of the window on screen.  If these are different than the
+ * window's physical size, then it buffer will be scaled to match that size
+ * when compositing it to the screen.
+ *
+ * For all of these parameters, if 0 is supplied then the window's base
+ * value will come back in force.
+  *)
+function ANativeWindow_setBuffersGeometry(window: PANativeWindow; width, height, format: cint32): cint32; cdecl; external;
+
+(**
+ * Lock the window's next drawing surface for writing.
+  *)
+function ANativeWindow_lock(window: PANativeWindow; outBuffer: PANativeWindow_Buffer; inOutDirtyBounds: PARect): cint32; cdecl; external;
+
+(**
+ * Unlock the window's drawing surface after previously locking it,
+ * posting the new buffer to the display.
+  *)
+function ANativeWindow_unlockAndPost(window: PANativeWindow): cint32; cdecl; external;
+
+implementation
+
+end.
+