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authorTao Bao <tbao@google.com>2017-02-07 21:51:00 +0100
committerTao Bao <tbao@google.com>2017-02-11 02:05:15 +0100
commit557fa1f45e413777a31b1bb2db4eee826c3ee486 (patch)
treeeb142b80610f473197e284f372784c25f04a4f3b /minui/graphics_fbdev.h
parentMerge "minui: Save errno before calling close()." (diff)
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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
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+++ b/minui/graphics_fbdev.h
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+/*
+ * Copyright (C) 2017 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 _GRAPHICS_FBDEV_H_
+#define _GRAPHICS_FBDEV_H_
+
+#include <linux/fb.h>
+
+#include "graphics.h"
+#include "minui/minui.h"
+
+class MinuiBackendFbdev : public MinuiBackend {
+ public:
+ GRSurface* Init() override;
+ GRSurface* Flip() override;
+ void Blank(bool) override;
+ ~MinuiBackendFbdev() override;
+ MinuiBackendFbdev();
+
+ private:
+ void SetDisplayedFramebuffer(unsigned n);
+
+ GRSurface gr_framebuffer[2];
+ bool double_buffered;
+ GRSurface* gr_draw;
+ int displayed_buffer;
+ fb_var_screeninfo vi;
+ int fb_fd;
+};
+
+#endif // _GRAPHICS_FBDEV_H_