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Diffstat (limited to 'modules/libmouse/libmouse.c')
| -rw-r--r-- | modules/libmouse/libmouse.c | 448 |
1 files changed, 448 insertions, 0 deletions
diff --git a/modules/libmouse/libmouse.c b/modules/libmouse/libmouse.c new file mode 100644 index 0000000..283d6ab --- /dev/null +++ b/modules/libmouse/libmouse.c @@ -0,0 +1,448 @@ +/* + * Copyright © 2006-2016 SplinterGU (Fenix/Bennugd) + * Copyright © 2002-2006 Fenix Team (Fenix) + * Copyright © 1999-2002 José Luis Cebrián Pagüe (Fenix) + * + * This file is part of Bennu - Game Development + * + * 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. + * + */ + +/* --------------------------------------------------------------------------- */ + +#include <SDL.h> + +#include "bgddl.h" +#include "dlvaracc.h" + +#include "libgrbase.h" +#include "libvideo.h" +#include "libblit.h" +#include "librender.h" + +#include "sysprocs_st.h" + +/* --------------------------------------------------------------------------- */ + +static int last_mousex = 0; +static int last_mousey = 0; +static int last_mousez = 0; +static int last_mousefile = 0; +static int last_mousegraph = 0; +static int last_mouseangle = 0; +static int last_mousesize = 0; +static int last_mouseflags = 0; +static int last_mouseregion = 0; +static int last_mousecenterx = -1; +static int last_mousecentery = -1; + +static GRAPH * mouse_map = NULL; + +/* --------------------------------------------------------------------------- */ + +#include "libmouse_exports.h" + +/* --------------------------------------------------------------------------- */ + +enum { + MOUSEX = 0, + MOUSEY, + MOUSEZ, + MOUSEFILE, + MOUSEGRAPH, + MOUSEANGLE, + MOUSESIZE, + MOUSEFLAGS, + MOUSEREGION, + MOUSELEFT, + MOUSEMIDDLE, + MOUSERIGHT, + MOUSEWHEELUP, + MOUSEWHEELDOWN +}; + +/* --------------------------------------------------------------------------- */ + +DLVARFIXUP __bgdexport( libmouse, globals_fixup )[] = +{ + /* Nombre de variable global, puntero al dato, tamaño del elemento, cantidad de elementos */ + + { "mouse.x" , NULL, -1, -1 }, + { "mouse.y" , NULL, -1, -1 }, + { "mouse.z" , NULL, -1, -1 }, + { "mouse.file" , NULL, -1, -1 }, + { "mouse.graph" , NULL, -1, -1 }, + { "mouse.angle" , NULL, -1, -1 }, + { "mouse.size" , NULL, -1, -1 }, + { "mouse.flags" , NULL, -1, -1 }, + { "mouse.region" , NULL, -1, -1 }, + { "mouse.left" , NULL, -1, -1 }, + { "mouse.middle" , NULL, -1, -1 }, + { "mouse.right" , NULL, -1, -1 }, + { "mouse.wheelup" , NULL, -1, -1 }, + { "mouse.wheeldown" , NULL, -1, -1 }, + + { NULL , NULL, -1, -1 } +}; + +/* --------------------------------------------------------------------------- */ + +/* + * FUNCTION : mouse_events + * + * Process all pending SDL events, updating all global variables + * and handling debug key presses + * and cannot be changed + * + * PARAMS : + * None + * + * RETURN VALUE : + * None + */ + +static void do_mouse_events() +{ + SDL_Event e ; + static int last_mouse_x = -1, last_mouse_y = -1 ; + + /* Actualizar eventos */ + + /* El cambio de mouse.x/y afecta directamente al ratón */ + + if ( + ( last_mouse_x != -1 && GLOINT32( libmouse, MOUSEX ) != last_mouse_x ) || + ( last_mouse_y != -1 && GLOINT32( libmouse, MOUSEY ) != last_mouse_y ) ) + { + if ( scale_resolution != -1 ) + { + SDL_WarpMouse( GLOINT32( libmouse, MOUSEX ) / ( (double)screen->w / (double)scale_screen->w ), GLOINT32( libmouse, MOUSEY ) / ( (double)screen->h / (double)scale_screen->h ) ) ; + } + else if ( enable_scale || scale_mode != SCALE_NONE ) + { + SDL_WarpMouse( GLOINT32( libmouse, MOUSEX ) * 2 , GLOINT32( libmouse, MOUSEY ) * 2 ) ; + } + else + { + SDL_WarpMouse( GLOINT32( libmouse, MOUSEX ), GLOINT32( libmouse, MOUSEY ) ) ; + } + } + + /* Procesa los eventos de mouse pendientes */ + + GLODWORD( libmouse, MOUSEWHEELUP ) = 0 ; + GLODWORD( libmouse, MOUSEWHEELDOWN ) = 0 ; + + while ( SDL_PeepEvents( &e, 1, SDL_GETEVENT, SDL_MOUSEEVENTMASK ) > 0 ) + { + switch ( e.type ) + { + case SDL_MOUSEMOTION: + if ( scale_resolution != -1 ) + { + if ( scale_resolution_aspectratio == SRA_PRESERVE ) + { + if ( scale_screen->w > scale_screen->h ) + { + switch( scale_resolution_orientation ) + { + case SRO_NORMAL: + GLOINT32( libmouse, MOUSEX ) = ( e.motion.x - scale_resolution_aspectratio_offx ) * ( (double)screen->w / ( (double)scale_screen->w - scale_resolution_aspectratio_offx * 2 ) ); + GLOINT32( libmouse, MOUSEY ) = ( e.motion.y - scale_resolution_aspectratio_offy ) * ( (double)screen->h / ( (double)scale_screen->h - scale_resolution_aspectratio_offy * 2 ) ); + break; + + case SRO_LEFT: + GLOINT32( libmouse, MOUSEX ) = ( (double)scale_screen->h - e.motion.y - scale_resolution_aspectratio_offy ) * ( (double)screen->w / ( (double)scale_screen->h - scale_resolution_aspectratio_offy * 2 ) ); + GLOINT32( libmouse, MOUSEY ) = ( e.motion.x - scale_resolution_aspectratio_offx ) * ( (double)screen->h / ( (double)scale_screen->w - scale_resolution_aspectratio_offx * 2 ) ); + break; + + case SRO_DOWN: + GLOINT32( libmouse, MOUSEX ) = ( (double)scale_screen->w - e.motion.x - scale_resolution_aspectratio_offx ) * ( (double)screen->w / ( (double)scale_screen->w - scale_resolution_aspectratio_offx * 2 ) ); + GLOINT32( libmouse, MOUSEY ) = ( (double)scale_screen->h - e.motion.y - scale_resolution_aspectratio_offy ) * ( (double)screen->h / ( (double)scale_screen->h - scale_resolution_aspectratio_offy * 2 ) ); + break; + + case SRO_RIGHT: + GLOINT32( libmouse, MOUSEX ) = ( e.motion.y - scale_resolution_aspectratio_offy ) * ( (double)screen->w / ( (double)scale_screen->h - scale_resolution_aspectratio_offy * 2 ) ); + GLOINT32( libmouse, MOUSEY ) = ( (double)scale_screen->w - e.motion.x - scale_resolution_aspectratio_offx ) * ( (double)screen->h / ( (double)scale_screen->w - scale_resolution_aspectratio_offx * 2 ) ); + break; + } + } + else + { + switch( scale_resolution_orientation ) + { + case SRO_NORMAL: + GLOINT32( libmouse, MOUSEX ) = ( e.motion.x - scale_resolution_aspectratio_offx ) * ( (double)screen->w / ( (double)scale_screen->w - scale_resolution_aspectratio_offx * 2 ) ); + GLOINT32( libmouse, MOUSEY ) = ( e.motion.y - scale_resolution_aspectratio_offy ) * ( (double)screen->h / ( (double)scale_screen->h - scale_resolution_aspectratio_offy * 2 ) ); + break; + + case SRO_LEFT: + GLOINT32( libmouse, MOUSEX ) = ( (double)scale_screen->h - e.motion.y - scale_resolution_aspectratio_offy ) * ( (double)screen->w / ( (double)scale_screen->h - scale_resolution_aspectratio_offy * 2 ) ); + GLOINT32( libmouse, MOUSEY ) = ( e.motion.x - scale_resolution_aspectratio_offx ) * ( (double)screen->h / ( (double)scale_screen->w - scale_resolution_aspectratio_offx * 2 ) ); + break; + + case SRO_DOWN: + GLOINT32( libmouse, MOUSEX ) = ( (double)scale_screen->w - e.motion.x - scale_resolution_aspectratio_offx ) * ( (double)screen->w / ( (double)scale_screen->w - scale_resolution_aspectratio_offx * 2 ) ); + GLOINT32( libmouse, MOUSEY ) = ( (double)scale_screen->h - e.motion.y - scale_resolution_aspectratio_offy ) * ( (double)screen->h / ( (double)scale_screen->h - scale_resolution_aspectratio_offy * 2 ) ); + break; + + case SRO_RIGHT: + GLOINT32( libmouse, MOUSEX ) = ( e.motion.y - scale_resolution_aspectratio_offy ) * ( (double)screen->w / ( (double)scale_screen->h - scale_resolution_aspectratio_offy * 2 ) ); + GLOINT32( libmouse, MOUSEY ) = ( (double)scale_screen->w - e.motion.x - scale_resolution_aspectratio_offx ) * ( (double)screen->h / ( (double)scale_screen->w - scale_resolution_aspectratio_offx * 2 ) ); + break; + } + } + } + else + { + switch( scale_resolution_orientation ) + { + case SRO_NORMAL: + GLOINT32( libmouse, MOUSEX ) = ( e.motion.x ) * ( (double)screen->w / (double)scale_screen->w ); + GLOINT32( libmouse, MOUSEY ) = ( e.motion.y ) * ( (double)screen->h / (double)scale_screen->h ); + break; + + case SRO_LEFT: + GLOINT32( libmouse, MOUSEX ) = ( (double)scale_screen->h - e.motion.y ) * ( (double)screen->w / (double)scale_screen->h ); + GLOINT32( libmouse, MOUSEY ) = ( e.motion.x ) * ( (double)screen->h / (double)scale_screen->w ); + break; + + case SRO_DOWN: + GLOINT32( libmouse, MOUSEX ) = ( (double)scale_screen->w - e.motion.x ) * ( (double)screen->w / (double)scale_screen->w ); + GLOINT32( libmouse, MOUSEY ) = ( (double)scale_screen->h - e.motion.y ) * ( (double)screen->h / (double)scale_screen->h ); + break; + + case SRO_RIGHT: + GLOINT32( libmouse, MOUSEX ) = ( e.motion.y ) * ( (double)screen->w / (double)scale_screen->h ); + GLOINT32( libmouse, MOUSEY ) = ( (double)scale_screen->w - e.motion.x ) * ( (double)screen->h / (double)scale_screen->w ); + break; + } + } + } + else if ( enable_scale || scale_mode != SCALE_NONE ) + { + GLOINT32( libmouse, MOUSEX ) = e.motion.x / 2 ; + GLOINT32( libmouse, MOUSEY ) = e.motion.y / 2 ; + } + else + { + GLOINT32( libmouse, MOUSEX ) = e.motion.x ; + GLOINT32( libmouse, MOUSEY ) = e.motion.y ; + } + break ; + + case SDL_MOUSEBUTTONDOWN: + if ( e.button.button == SDL_BUTTON_LEFT ) GLODWORD( libmouse, MOUSELEFT ) = 1 ; + if ( e.button.button == SDL_BUTTON_MIDDLE ) GLODWORD( libmouse, MOUSEMIDDLE ) = 1 ; + if ( e.button.button == SDL_BUTTON_RIGHT ) GLODWORD( libmouse, MOUSERIGHT ) = 1 ; + if ( e.button.button == SDL_BUTTON_WHEELUP ) GLODWORD( libmouse, MOUSEWHEELUP )++ ; + if ( e.button.button == SDL_BUTTON_WHEELDOWN ) GLODWORD( libmouse, MOUSEWHEELDOWN )++ ; + break ; + + case SDL_MOUSEBUTTONUP: + if ( e.button.button == SDL_BUTTON_LEFT ) GLODWORD( libmouse, MOUSELEFT ) = 0 ; + if ( e.button.button == SDL_BUTTON_MIDDLE ) GLODWORD( libmouse, MOUSEMIDDLE ) = 0 ; + if ( e.button.button == SDL_BUTTON_RIGHT ) GLODWORD( libmouse, MOUSERIGHT ) = 0 ; + break ; + } + } + + last_mouse_x = GLOINT32( libmouse, MOUSEX ) ; + last_mouse_y = GLOINT32( libmouse, MOUSEY ) ; +} + +/* --------------------------------------------------------------------------- */ + +/* + * FUNCTION : mouse_info + * + * Returns information about the mouse + * + * PARAMS : + * ptr Void pointer, used for compatibility with DLL-type objects + * clip Region to fill with bounding box + * + * RETURN VALUE : + * 1 if the mouse has changed since last call + */ + +static int mouse_info( INSTANCE * i, REGION * clip, int * z, int * drawme ) +{ + int mousex ; + int mousey ; + int mousez ; + int mousefile ; + int mousegraph ; + int mouseangle; + int mousesize; + int mouseflags; + int mouseregion; + int changed; + + * z = mousez = GLOINT32( libmouse, MOUSEZ ); + + mousefile = GLODWORD( libmouse, MOUSEFILE ); + mousegraph = GLODWORD( libmouse, MOUSEGRAPH ); + + mouse_map = ( mousegraph > 0 ) ? bitmap_get( mousefile, mousegraph ) : NULL ; + if ( !mouse_map ) + { + * drawme = 0; + /* + clip->x = clip->x2 = -2; + clip->y = clip->y2 = -2; + */ + return 0; + } + + mousex = GLOINT32( libmouse, MOUSEX ); + mousey = GLOINT32( libmouse, MOUSEY ); +// mousez = GLODWORD( libmouse, MOUSEZ ); + mouseangle = GLOINT32( libmouse, MOUSEANGLE ); + mousesize = GLOINT32( libmouse, MOUSESIZE ); + mouseflags = GLODWORD( libmouse, MOUSEFLAGS ); + mouseregion = GLOINT32( libmouse, MOUSEREGION ); + + * drawme = 1; + + changed = + ( mouse_map && mouse_map->modified ) || + last_mousex != mousex || + last_mousey != mousey || + last_mousez != mousez || + last_mousefile != mousefile || + last_mousegraph != mousegraph || + last_mouseangle != mouseangle || + last_mousesize != mousesize || + last_mouseflags != mouseflags || + last_mouseregion != mouseregion || + ( + mouse_map->ncpoints && + ( + last_mousecenterx != mouse_map->cpoints[0].x || + last_mousecentery != mouse_map->cpoints[0].y + ) + ) + ; + + if ( changed ) + { + last_mousex = mousex ; + last_mousey = mousey ; + last_mousez = mousez ; + last_mousefile = mousefile ; + last_mousegraph = mousegraph ; + last_mouseangle = mouseangle ; + last_mousesize = mousesize ; + last_mouseflags = mouseflags ; + last_mouseregion = mouseregion ; + if ( mouse_map->ncpoints ) + { + last_mousecenterx = mouse_map->cpoints[0].x; + last_mousecentery = mouse_map->cpoints[0].y; + } + else + { + last_mousecenterx = CPOINT_UNDEFINED; + last_mousecentery = CPOINT_UNDEFINED; + } + + gr_get_bbox( + clip, + 0, + mousex, + mousey, + mouseflags, + mouseangle , + mousesize , + mousesize , + mouse_map ) ; + } + + return changed; +} + +/* --------------------------------------------------------------------------- */ +/* + * FUNCTION : mouse_draw + * + * Draws the mouse graphic at screen + * + * PARAMS : + * ptr Void pointer, used for compatibility with DLL-type objects + * clip Clipping region + * + * RETURN VALUE : + * None + */ + +static void mouse_draw( INSTANCE * i, REGION * clip ) +{ + int r ; + REGION region; + + r = GLOINT32( libmouse, MOUSEREGION ) ; + if ( r < 0 || r > 31 ) r = 0 ; + + region = regions[r]; + if ( clip ) region_union( ®ion, clip ); + + if ( GLOINT32( libmouse, MOUSEANGLE ) || GLOINT32( libmouse, MOUSESIZE ) != 100 ) + gr_rotated_blit( + 0, + ®ion, + GLOINT32( libmouse, MOUSEX ), + GLOINT32( libmouse, MOUSEY ), + GLODWORD( libmouse, MOUSEFLAGS ), + GLOINT32( libmouse, MOUSEANGLE ), + GLOINT32( libmouse, MOUSESIZE ), + GLOINT32( libmouse, MOUSESIZE ), + mouse_map ) ; + else + gr_blit( + 0, + ®ion, + GLOINT32( libmouse, MOUSEX ), + GLOINT32( libmouse, MOUSEY ), + GLODWORD( libmouse, MOUSEFLAGS ), + mouse_map ) ; + + mouse_map->modified = 0; +} + +/* --------------------------------------------------------------------------- */ + +/* Bigest priority first execute + Lowest priority last execute */ + +HOOK __bgdexport( libmouse, handler_hooks )[] = +{ + { 4800, do_mouse_events }, + { 0, NULL } +} ; +/* --------------------------------------------------------------------------- */ + +void __bgdexport( libmouse, module_initialize )() +{ + gr_new_object( GLOINT32( libmouse, MOUSEZ ), mouse_info, mouse_draw, 0 ); +} + +/* --------------------------------------------------------------------------- */ |