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authorEthan Yonker <dees_troy@teamw.in>2015-10-09 18:15:26 +0200
committerEthan Yonker <dees_troy@teamw.in>2015-10-09 18:15:29 +0200
commitc798c9cd2486e0ff83776002c74f113677b10a84 (patch)
treed128a80cbc58e63a622fda2774e727611f9d2cd4 /minui/graphics.h
parentAdd TW_IGNORE_ABS_MT_TRACKING_ID (diff)
parentmerge in mnc-release history after reset to mnc-dev (diff)
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Diffstat (limited to 'minui/graphics.h')
-rw-r--r--minui/graphics.h43
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diff --git a/minui/graphics.h b/minui/graphics.h
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+++ b/minui/graphics.h
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+/*
+ * Copyright (C) 2014 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_H_
+#define _GRAPHICS_H_
+
+#include "minui.h"
+
+// TODO: lose the function pointers.
+struct minui_backend {
+ // Initializes the backend and returns a GRSurface* to draw into.
+ GRSurface* (*init)(minui_backend*);
+
+ // Causes the current drawing surface (returned by the most recent
+ // call to flip() or init()) to be displayed, and returns a new
+ // drawing surface.
+ GRSurface* (*flip)(minui_backend*);
+
+ // Blank (or unblank) the screen.
+ void (*blank)(minui_backend*, bool);
+
+ // Device cleanup when drawing is done.
+ void (*exit)(minui_backend*);
+};
+
+minui_backend* open_fbdev();
+minui_backend* open_adf();
+minui_backend* open_drm();
+
+#endif