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      1 /*
      2  * Copyright (C) 2016 The Android Open Source Project
      3  * Copyright (C) 2016 Mopria Alliance, Inc.
      4  * Copyright (C) 2013 Hewlett-Packard Development Company, L.P.
      5  *
      6  * Licensed under the Apache License, Version 2.0 (the "License");
      7  * you may not use this file except in compliance with the License.
      8  * You may obtain a copy of the License at
      9  *
     10  *      http://www.apache.org/licenses/LICENSE-2.0
     11  *
     12  * Unless required by applicable law or agreed to in writing, software
     13  * distributed under the License is distributed on an "AS IS" BASIS,
     14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     15  * See the License for the specific language governing permissions and
     16  * limitations under the License.
     17  */
     18 #ifndef __IFC_PRINTER_CAPABILITIES_H__
     19 #define __IFC_PRINTER_CAPABILITIES_H__
     20 
     21 #include "printer_capabilities_types.h"
     22 
     23 /*
     24  * Interface for handling printer capabilities
     25  */
     26 typedef struct ifc_printer_capabilities_st {
     27     /*
     28      * Initialize capabilities handle with conn params
     29      */
     30     void (*init)(const struct ifc_printer_capabilities_st *this_p,
     31             const wprint_connect_info_t *connect_info);
     32 
     33     /*
     34      * Fetch printer capabilities and load them into supplied capabilities structure
     35      */
     36     status_t (*get_capabilities)(const struct ifc_printer_capabilities_st *this_p,
     37             printer_capabilities_t *capabilities);
     38 
     39     /*
     40      * Gets margin info for given paper size
     41      */
     42     status_t (*get_margins)(const struct ifc_printer_capabilities_st *this_p,
     43             const media_size_t paper_size, unsigned char borderless, unsigned char duplex,
     44             float *top_margin, float *left_margin, float *right_margin, float *bottom_margin);
     45 
     46     /*
     47      * Destroys printer capabilities handle
     48      */
     49     void (*destroy)(const struct ifc_printer_capabilities_st *this_p);
     50 } ifc_printer_capabilities_t;
     51 
     52 #endif // __IFC_PRINTER_CAPABILITIES_H__