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authorTao Bao2017-02-07 14:51:00 -0600
committerTao Bao2017-02-10 19:05:15 -0600
commit557fa1f45e413777a31b1bb2db4eee826c3ee486 (patch)
treeeb142b80610f473197e284f372784c25f04a4f3b /minui/graphics_fbdev.h
parentdf464dbe79202b62f8b2cf73f45e52d9f32e5e5e (diff)
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minui: Move graphics_{adf,drm,fbdev} into classes.
This CL defines minui_backend as an interface, and expresses the three backends (adf, drm and fbdev) as subclasses to the interface. Test: 'Run graphics test' on N9, Pixel C and N5X. Change-Id: I0e23951c7b2e2ff918957a8d9fc8b0085b6e5952
Diffstat (limited to 'minui/graphics_fbdev.h')
-rw-r--r--minui/graphics_fbdev.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/minui/graphics_fbdev.h b/minui/graphics_fbdev.h
new file mode 100644
index 00000000..107e1956
--- /dev/null
+++ b/minui/graphics_fbdev.h
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1/*
2 * Copyright (C) 2017 The Android Open Source Project
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 _GRAPHICS_FBDEV_H_
18#define _GRAPHICS_FBDEV_H_
19
20#include <linux/fb.h>
21
22#include "graphics.h"
23#include "minui/minui.h"
24
25class MinuiBackendFbdev : public MinuiBackend {
26 public:
27 GRSurface* Init() override;
28 GRSurface* Flip() override;
29 void Blank(bool) override;
30 ~MinuiBackendFbdev() override;
31 MinuiBackendFbdev();
32
33 private:
34 void SetDisplayedFramebuffer(unsigned n);
35
36 GRSurface gr_framebuffer[2];
37 bool double_buffered;
38 GRSurface* gr_draw;
39 int displayed_buffer;
40 fb_var_screeninfo vi;
41 int fb_fd;
42};
43
44#endif // _GRAPHICS_FBDEV_H_