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ui: Support non-zero minimum values for absolute input axes

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This patch refactors ui/input.c to support absolute axis
minimum values other than 0. All dependent calls to qemu_input_queue_abs
have been updated to explicitly supply 0 as the axis minimum value.

Signed-off-by: Philippe Voinov <philippevoinov@gmail.com>
Message-id: 20170505133952.29885-1-philippevoinov@gmail.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Philippe Voinov 2017-05-05 15:39:52 +02:00 • committed by Gerd Hoffmann
parent 76d20ea0f1
commit 9cfa7ab939
9 changed files with 45 additions and 27 deletions
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11
include/ui/input.h
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@ -8,7 +8,8 @@
#define INPUT_EVENT_MASK_REL (1<<INPUT_EVENT_KIND_REL)
#define INPUT_EVENT_MASK_ABS (1<<INPUT_EVENT_KIND_ABS)
#define INPUT_EVENT_ABS_SIZE 0x8000
#define INPUT_EVENT_ABS_MIN 0x0000
#define INPUT_EVENT_ABS_MAX 0x7FFF
typedef struct QemuInputHandler QemuInputHandler;
typedef struct QemuInputHandlerState QemuInputHandlerState;
@ -54,12 +55,14 @@ void qemu_input_update_buttons(QemuConsole *src, uint32_t *button_map,
uint32_t button_old, uint32_t button_new);
bool qemu_input_is_absolute(void);
int qemu_input_scale_axis(int value, int size_in, int size_out);
int qemu_input_scale_axis(int value,
int min_in, int max_in,
int min_out, int max_out);
InputEvent *qemu_input_event_new_move(InputEventKind kind,
InputAxis axis, int value);
void qemu_input_queue_rel(QemuConsole *src, InputAxis axis, int value);
void qemu_input_queue_abs(QemuConsole *src, InputAxis axis,
int value, int size);
void qemu_input_queue_abs(QemuConsole *src, InputAxis axis, int value,
int min_in, int max_in);
void qemu_input_check_mode_change(void);
void qemu_add_mouse_mode_change_notifier(Notifier *notify);