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pineappleEA
142
externals/SDL/src/events/SDL_mouse_c.h
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externals/SDL/src/events/SDL_mouse_c.h
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/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "../SDL_internal.h"
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#ifndef SDL_mouse_c_h_
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#define SDL_mouse_c_h_
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#include "SDL_mouse.h"
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typedef Uint32 SDL_MouseID;
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struct SDL_Cursor
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{
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struct SDL_Cursor *next;
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void *driverdata;
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};
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typedef struct
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{
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int last_x, last_y;
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Uint32 last_timestamp;
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Uint8 click_count;
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} SDL_MouseClickState;
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typedef struct
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{
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/* Create a cursor from a surface */
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SDL_Cursor *(*CreateCursor) (SDL_Surface * surface, int hot_x, int hot_y);
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/* Create a system cursor */
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SDL_Cursor *(*CreateSystemCursor) (SDL_SystemCursor id);
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/* Show the specified cursor, or hide if cursor is NULL */
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int (*ShowCursor) (SDL_Cursor * cursor);
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/* This is called when a mouse motion event occurs */
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void (*MoveCursor) (SDL_Cursor * cursor);
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/* Free a window manager cursor */
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void (*FreeCursor) (SDL_Cursor * cursor);
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/* Warp the mouse to (x,y) within a window */
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void (*WarpMouse) (SDL_Window * window, int x, int y);
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/* Warp the mouse to (x,y) in screen space */
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int (*WarpMouseGlobal) (int x, int y);
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/* Set relative mode */
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int (*SetRelativeMouseMode) (SDL_bool enabled);
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/* Set mouse capture */
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int (*CaptureMouse) (SDL_Window * window);
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/* Get absolute mouse coordinates. (x) and (y) are never NULL and set to zero before call. */
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Uint32 (*GetGlobalMouseState) (int *x, int *y);
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/* Data common to all mice */
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SDL_MouseID mouseID;
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SDL_Window *focus;
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int x;
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int y;
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int xdelta;
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int ydelta;
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int last_x, last_y; /* the last reported x and y coordinates */
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float accumulated_wheel_x;
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float accumulated_wheel_y;
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Uint32 buttonstate;
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SDL_bool has_position;
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SDL_bool relative_mode;
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SDL_bool relative_mode_warp;
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float normal_speed_scale;
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float relative_speed_scale;
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float scale_accum_x;
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float scale_accum_y;
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Uint32 double_click_time;
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int double_click_radius;
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SDL_bool touch_mouse_events;
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SDL_bool mouse_touch_events;
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SDL_bool was_touch_mouse_events; /* Was a touch-mouse event pending? */
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/* Data for double-click tracking */
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int num_clickstates;
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SDL_MouseClickState *clickstate;
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SDL_Cursor *cursors;
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SDL_Cursor *def_cursor;
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SDL_Cursor *cur_cursor;
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SDL_bool cursor_shown;
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/* Driver-dependent data. */
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void *driverdata;
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} SDL_Mouse;
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/* Initialize the mouse subsystem */
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extern int SDL_MouseInit(void);
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/* Get the mouse state structure */
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SDL_Mouse *SDL_GetMouse(void);
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/* Set the default mouse cursor */
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extern void SDL_SetDefaultCursor(SDL_Cursor * cursor);
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/* Set the mouse focus window */
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extern void SDL_SetMouseFocus(SDL_Window * window);
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/* Send a mouse motion event */
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extern int SDL_SendMouseMotion(SDL_Window * window, SDL_MouseID mouseID, int relative, int x, int y);
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/* Send a mouse button event */
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extern int SDL_SendMouseButton(SDL_Window * window, SDL_MouseID mouseID, Uint8 state, Uint8 button);
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/* Send a mouse button event with a click count */
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extern int SDL_SendMouseButtonClicks(SDL_Window * window, SDL_MouseID mouseID, Uint8 state, Uint8 button, int clicks);
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/* Send a mouse wheel event */
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extern int SDL_SendMouseWheel(SDL_Window * window, SDL_MouseID mouseID, float x, float y, SDL_MouseWheelDirection direction);
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/* Shutdown the mouse subsystem */
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extern void SDL_MouseQuit(void);
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#endif /* SDL_mouse_c_h_ */
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/* vi: set ts=4 sw=4 expandtab: */
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