Jeykumar Sankaran | 27dee26 | 2013-08-01 17:09:54 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2013 The Linux Foundation. All rights reserved. |
| 3 | * |
| 4 | * Redistribution and use in source and binary forms, with or without |
| 5 | * modification, are permitted provided that the following conditions are |
| 6 | * met: |
| 7 | * * Redistributions of source code must retain the above copyright |
| 8 | * notice, this list of conditions and the following disclaimer. |
| 9 | * * Redistributions in binary form must reproduce the above |
| 10 | * copyright notice, this list of conditions and the following |
| 11 | * disclaimer in the documentation and/or other materials provided |
| 12 | * with the distribution. |
| 13 | * * Neither the name of The Linux Foundation. nor the names of its |
| 14 | * contributors may be used to endorse or promote products derived |
| 15 | * from this software without specific prior written permission. |
| 16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 18 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 19 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 21 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 22 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 23 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 24 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 25 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 26 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 27 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 28 | */ |
| 29 | |
| 30 | |
| 31 | #ifndef HWC_VIRTUAL_DISPLAY_H |
| 32 | #define HWC_VIRTUAL_DISPLAY_H |
| 33 | |
| 34 | #include <linux/fb.h> |
| 35 | |
| 36 | struct hwc_context_t; |
| 37 | |
| 38 | namespace qhwc { |
| 39 | |
| 40 | class VirtualDisplay |
| 41 | { |
| 42 | public: |
| 43 | VirtualDisplay(hwc_context_t* ctx); |
| 44 | ~VirtualDisplay(); |
| 45 | int configure(); |
Amara Venkata Mastan Manoj Kumar | 376d8a8 | 2013-03-13 19:18:47 -0700 | [diff] [blame] | 46 | void getAttributes(int& width, int& height); |
Jeykumar Sankaran | 27dee26 | 2013-08-01 17:09:54 -0700 | [diff] [blame] | 47 | int teardown(); |
| 48 | bool isConnected() { |
| 49 | return mHwcContext->dpyAttr[HWC_DISPLAY_VIRTUAL].connected; |
| 50 | } |
| 51 | private: |
| 52 | bool openFrameBuffer(); |
| 53 | bool closeFrameBuffer(); |
| 54 | void setAttributes(); |
Tatenda Chipeperekwa | 7f0c422 | 2013-09-18 10:54:20 -0700 | [diff] [blame] | 55 | void initResolution(uint32_t &extW, uint32_t &extH); |
| 56 | void setToPrimary(uint32_t maxArea, uint32_t priW, uint32_t priH, |
| 57 | uint32_t &extW, uint32_t &extH); |
| 58 | void setDownScaleMode(uint32_t maxArea); |
Jeykumar Sankaran | 27dee26 | 2013-08-01 17:09:54 -0700 | [diff] [blame] | 59 | |
| 60 | int mFd; |
| 61 | hwc_context_t *mHwcContext; |
| 62 | fb_var_screeninfo mVInfo; |
| 63 | }; |
| 64 | }; //qhwc |
| 65 | // --------------------------------------------------------------------------- |
| 66 | #endif //HWC_VIRTUAL_DISPLAY_H |