diff options
author | Alon Zakai <alonzakai@gmail.com> | 2011-10-06 17:01:54 -0700 |
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committer | Alon Zakai <alonzakai@gmail.com> | 2011-10-06 17:01:54 -0700 |
commit | 533c228e4150114c1b826bca109c9d56dca41939 (patch) | |
tree | 79619fbcaa1f3d64d3ebfe65c5684c9ab1350813 /system/include/SDL/SDL_mouse.h | |
parent | fc437084c77ad1ab578e3933c3b9f08ea20e2d59 (diff) |
SDL 1.3 headers
Diffstat (limited to 'system/include/SDL/SDL_mouse.h')
-rw-r--r-- | system/include/SDL/SDL_mouse.h | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/system/include/SDL/SDL_mouse.h b/system/include/SDL/SDL_mouse.h new file mode 100644 index 00000000..de7d1414 --- /dev/null +++ b/system/include/SDL/SDL_mouse.h @@ -0,0 +1,213 @@ +/* + Simple DirectMedia Layer + Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org> + + This software is provided 'as-is', without any express or implied + warranty. In no event will the authors be held liable for any damages + arising from the use of this software. + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute it + freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. +*/ + +/** + * \file SDL_mouse.h + * + * Include file for SDL mouse event handling. + * + * Please note that this ONLY discusses "mice" with the notion of the + * desktop GUI. You (usually) have one system cursor, and the OS hides + * the hardware details from you. If you plug in 10 mice, all ten move that + * one cursor. For many applications and games, this is perfect, and this + * API has served hundreds of SDL programs well since its birth. + * + * It's not the whole picture, though. If you want more lowlevel control, + * SDL offers a different API, that gives you visibility into each input + * device, multi-touch interfaces, etc. + * + * Those two APIs are incompatible, and you usually should not use both + * at the same time. But for legacy purposes, this API refers to a "mouse" + * when it actually means the system pointer and not a physical mouse. + * + * The other API is in SDL_input.h + */ + +#ifndef _SDL_mouse_h +#define _SDL_mouse_h + +#include "SDL_stdinc.h" +#include "SDL_error.h" +#include "SDL_video.h" + +#include "begin_code.h" +/* Set up for C function definitions, even when using C++ */ +#ifdef __cplusplus +/* *INDENT-OFF* */ +extern "C" { +/* *INDENT-ON* */ +#endif + +typedef struct SDL_Cursor SDL_Cursor; /* Implementation dependent */ + + +/* Function prototypes */ + +/** + * \brief Get the window which currently has mouse focus. + */ +extern DECLSPEC SDL_Window * SDLCALL SDL_GetMouseFocus(void); + +/** + * \brief Retrieve the current state of the mouse. + * + * The current button state is returned as a button bitmask, which can + * be tested using the SDL_BUTTON(X) macros, and x and y are set to the + * mouse cursor position relative to the focus window for the currently + * selected mouse. You can pass NULL for either x or y. + */ +extern DECLSPEC Uint8 SDLCALL SDL_GetMouseState(int *x, int *y); + +/** + * \brief Retrieve the relative state of the mouse. + * + * The current button state is returned as a button bitmask, which can + * be tested using the SDL_BUTTON(X) macros, and x and y are set to the + * mouse deltas since the last call to SDL_GetRelativeMouseState(). + */ +extern DECLSPEC Uint8 SDLCALL SDL_GetRelativeMouseState(int *x, int *y); + +/** + * \brief Moves the mouse to the given position within the window. + * + * \param window The window to move the mouse into, or NULL for the current mouse focus + * \param x The x coordinate within the window + * \param y The y coordinate within the window + * + * \note This function generates a mouse motion event + */ +extern DECLSPEC void SDLCALL SDL_WarpMouseInWindow(SDL_Window * window, + int x, int y); + +/** + * \brief Set relative mouse mode. + * + * \param enabled Whether or not to enable relative mode + * + * \return 0 on success, or -1 if relative mode is not supported. + * + * While the mouse is in relative mode, the cursor is hidden, and the + * driver will try to report continuous motion in the current window. + * Only relative motion events will be delivered, the mouse position + * will not change. + * + * \note This function will flush any pending mouse motion. + * + * \sa SDL_GetRelativeMouseMode() + */ +extern DECLSPEC int SDLCALL SDL_SetRelativeMouseMode(SDL_bool enabled); + +/** + * \brief Query whether relative mouse mode is enabled. + * + * \sa SDL_SetRelativeMouseMode() + */ +extern DECLSPEC SDL_bool SDLCALL SDL_GetRelativeMouseMode(void); + +/** + * \brief Create a cursor, using the specified bitmap data and + * mask (in MSB format). + * + * The cursor width must be a multiple of 8 bits. + * + * The cursor is created in black and white according to the following: + * <table> + * <tr><td> data </td><td> mask </td><td> resulting pixel on screen </td></tr> + * <tr><td> 0 </td><td> 1 </td><td> White </td></tr> + * <tr><td> 1 </td><td> 1 </td><td> Black </td></tr> + * <tr><td> 0 </td><td> 0 </td><td> Transparent </td></tr> + * <tr><td> 1 </td><td> 0 </td><td> Inverted color if possible, black + * if not. </td></tr> + * </table> + * + * \sa SDL_FreeCursor() + */ +extern DECLSPEC SDL_Cursor *SDLCALL SDL_CreateCursor(const Uint8 * data, + const Uint8 * mask, + int w, int h, int hot_x, + int hot_y); + +/** + * \brief Create a color cursor. + * + * \sa SDL_FreeCursor() + */ +extern DECLSPEC SDL_Cursor *SDLCALL SDL_CreateColorCursor(SDL_Surface *surface, + int hot_x, + int hot_y); + +/** + * \brief Set the active cursor. + */ +extern DECLSPEC void SDLCALL SDL_SetCursor(SDL_Cursor * cursor); + +/** + * \brief Return the active cursor. + */ +extern DECLSPEC SDL_Cursor *SDLCALL SDL_GetCursor(void); + +/** + * \brief Frees a cursor created with SDL_CreateCursor(). + * + * \sa SDL_CreateCursor() + */ +extern DECLSPEC void SDLCALL SDL_FreeCursor(SDL_Cursor * cursor); + +/** + * \brief Toggle whether or not the cursor is shown. + * + * \param toggle 1 to show the cursor, 0 to hide it, -1 to query the current + * state. + * + * \return 1 if the cursor is shown, or 0 if the cursor is hidden. + */ +extern DECLSPEC int SDLCALL SDL_ShowCursor(int toggle); + +/** + * Used as a mask when testing buttons in buttonstate. + * - Button 1: Left mouse button + * - Button 2: Middle mouse button + * - Button 3: Right mouse button + */ +#define SDL_BUTTON(X) (1 << ((X)-1)) +#define SDL_BUTTON_LEFT 1 +#define SDL_BUTTON_MIDDLE 2 +#define SDL_BUTTON_RIGHT 3 +#define SDL_BUTTON_X1 4 +#define SDL_BUTTON_X2 5 +#define SDL_BUTTON_LMASK SDL_BUTTON(SDL_BUTTON_LEFT) +#define SDL_BUTTON_MMASK SDL_BUTTON(SDL_BUTTON_MIDDLE) +#define SDL_BUTTON_RMASK SDL_BUTTON(SDL_BUTTON_RIGHT) +#define SDL_BUTTON_X1MASK SDL_BUTTON(SDL_BUTTON_X1) +#define SDL_BUTTON_X2MASK SDL_BUTTON(SDL_BUTTON_X2) + + +/* Ends C function definitions when using C++ */ +#ifdef __cplusplus +/* *INDENT-OFF* */ +} +/* *INDENT-ON* */ +#endif +#include "close_code.h" + +#endif /* _SDL_mouse_h */ + +/* vi: set ts=4 sw=4 expandtab: */ |