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authorTao Bao <tbao@google.com>2017-02-13 19:29:46 +0100
committerandroid-build-merger <android-build-merger@google.com>2017-02-13 19:29:46 +0100
commit6585a3c368149b5e3805f82d13ffdda18483be36 (patch)
treeeb142b80610f473197e284f372784c25f04a4f3b /minui/graphics.h
parentMerge "minui: Save errno before calling close()." (diff)
parentMerge "minui: Move graphics_{adf,drm,fbdev} into classes." (diff)
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Diffstat (limited to 'minui/graphics.h')
-rw-r--r--minui/graphics.h29
1 files changed, 12 insertions, 17 deletions
diff --git a/minui/graphics.h b/minui/graphics.h
index 1eaafc75a..3c45a406b 100644
--- a/minui/graphics.h
+++ b/minui/graphics.h
@@ -19,25 +19,20 @@
#include "minui/minui.h"
-// TODO: lose the function pointers.
-struct minui_backend {
- // Initializes the backend and returns a GRSurface* to draw into.
- GRSurface* (*init)(minui_backend*);
+class MinuiBackend {
+ public:
+ // Initializes the backend and returns a GRSurface* to draw into.
+ virtual GRSurface* Init() = 0;
- // 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*);
+ // Causes the current drawing surface (returned by the most recent call to Flip() or Init()) to
+ // be displayed, and returns a new drawing surface.
+ virtual GRSurface* Flip() = 0;
- // Blank (or unblank) the screen.
- void (*blank)(minui_backend*, bool);
+ // Blank (or unblank) the screen.
+ virtual void Blank(bool) = 0;
- // Device cleanup when drawing is done.
- void (*exit)(minui_backend*);
+ // Device cleanup when drawing is done.
+ virtual ~MinuiBackend() {};
};
-minui_backend* open_fbdev();
-minui_backend* open_adf();
-minui_backend* open_drm();
-
-#endif
+#endif // _GRAPHICS_H_