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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.
*/
#ifndef ANDROID_NATIVE_WINDOW_H
#define ANDROID_NATIVE_WINDOW_H
#ifdef __cplusplus
extern "C" {
#endif
/*
* Pixel formats that a window can use.
*/
enum {
WINDOW_FORMAT_RGBA_8888 = 1,
WINDOW_FORMAT_RGBX_8888 = 2,
WINDOW_FORMAT_RGB_565 = 4,
};
struct ANativeWindow;
typedef struct ANativeWindow ANativeWindow;
/*
* Return the current width in pixels of the window surface. Returns a
* negative value on error.
*/
int32_t ANativeWindow_getWidth(ANativeWindow* window);
/*
* Return the current height in pixels of the window surface. Returns a
* negative value on error.
*/
int32_t ANativeWindow_getHeight(ANativeWindow* window);
/*
* Return the current pixel format of the window surface. Returns a
* negative value on error.
*/
int32_t ANativeWindow_getFormat(ANativeWindow* window);
/*
* 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.
*
* The format may be one of the window format constants above.
*
* For all of these parameters, if 0 is supplied than the window's base
* value will come back in force.
*/
int32_t ANativeWindow_setBuffersGeometry(ANativeWindow* window, int32_t width,
int32_t height, int32_t format);
#ifdef __cplusplus
};
#endif
#endif // ANDROID_NATIVE_WINDOW_H
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