hybris/include/hybris/ui/ui_compatibility_layer.h

   1 /*
   2  * Copyright (C) 2013 Simon Busch <morphis@gravedo.de>
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #ifndef UI_COMPATIBILITY_LAYER_H_
  18 #define UI_COMPATIBILITY_LAYER_H_
  19
  20 #include <stdbool.h>
  21 #include <stdint.h>
  22 #include <unistd.h>
  23
  24 #ifdef __cplusplus
  25 extern "C" {
  26 #endif
  27
  28     struct graphic_buffer;
  29
  30     struct graphic_buffer* graphic_buffer_new(void);
  31     struct graphic_buffer* graphic_buffer_new_sized(uint32_t w, uint32_t h,
  32                                               int32_t format, uint32_t usage);
  33     struct graphic_buffer* graphic_buffer_new_existing(uint32_t w, uint32_t h,
  34                                               int32_t format, uint32_t usage,
  35                                               uint32_t stride, void *handle,
  36                                               bool keepOwnership);
  37
  38     void graphic_buffer_free(struct graphic_buffer *buffer);
  39
  40     uint32_t graphic_buffer_get_width(struct graphic_buffer *buffer);
  41     uint32_t graphic_buffer_get_height(struct graphic_buffer *buffer);
  42     uint32_t graphic_buffer_get_stride(struct graphic_buffer *buffer);
  43     uint32_t graphic_buffer_get_usage(struct graphic_buffer *buffer);
  44     int32_t graphic_buffer_get_pixel_format(struct graphic_buffer *buffer);
  45
  46     uint32_t graphic_buffer_reallocate(struct graphic_buffer *buffer, uint32_t w,
  47                                        uint32_t h, int32_t f, uint32_t usage);
  48     uint32_t graphic_buffer_lock(struct graphic_buffer *buffer, uint32_t usage, void **vaddr);
  49     uint32_t graphic_buffer_unlock(struct graphic_buffer *buffer);
  50
  51     void* graphic_buffer_get_native_buffer(struct graphic_buffer *buffer);
  52
  53     void graphic_buffer_set_index(struct graphic_buffer *buffer, int index);
  54     int graphic_buffer_get_index(struct graphic_buffer *buffer);
  55
  56     int graphic_buffer_init_check(struct graphic_buffer *buffer);
  57
  58 #ifdef __cplusplus
  59 }
  60 #endif
  61
  62 #endif // UI_COMPATIBILITY_LAYER_H_