140 lines
3.2 KiB
C
140 lines
3.2 KiB
C
/*
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* This file is part of the MLV Library.
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*
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* Copyright (C) 2010,2011,2012 Adrien Boussicault, Marc Zipstein
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*
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*
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* This Library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This Library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this Library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "MLV_mouse.h"
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#include "MLV_event.h"
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#include "MLV_time.h"
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#ifndef MEMORY_DEBUG
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#include <SDL/SDL.h>
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#else
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#include "memory_debug.h"
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#endif
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#include "warning_error.h"
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#include "memory_management.h"
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void MLV_wait_mouse(int *x, int *y){
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MLV_Button_state state;
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MLV_Mouse_button mouse_button;
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// We remove all existing event from the queue
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MLV_flush_event_queue();
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//We wait for a new mouse event
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while(
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(
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MLV_wait_event(
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NULL, NULL, NULL,
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NULL, NULL,
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x, y, &mouse_button,
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&state
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) != MLV_MOUSE_BUTTON
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) ||
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( mouse_button != MLV_BUTTON_LEFT ) ||
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( state != MLV_PRESSED )
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);
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};
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int MLV_wait_mouse_or_seconds(int *x, int *y, int seconds){
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MLV_Button_state state;
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MLV_Mouse_button mouse_button;
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// We remove all existing event from the queue
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MLV_flush_event_queue();
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int time = MLV_get_time();
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//We wait for a new mouse event
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int resultat = 0;
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int tmp_x, tmp_y;
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while(
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(
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resultat =
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(
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MLV_wait_event_or_seconds(
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NULL, NULL, NULL,
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NULL, NULL,
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&tmp_x, &tmp_y, &mouse_button,
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&state,
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seconds - ( MLV_get_time() - time )/1000
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) != MLV_MOUSE_BUTTON
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) ||
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( mouse_button != MLV_BUTTON_LEFT ) ||
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( state != MLV_PRESSED )
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) && (
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(MLV_get_time() - time) < seconds*1000
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)
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);
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if(
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! resultat &&
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mouse_button == MLV_BUTTON_LEFT &&
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state == MLV_PRESSED
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){
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if( x ) *x = tmp_x;
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if( y ) *y = tmp_y;
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}
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return !resultat;
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}
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const char* MLV_convert_mouse_button_to_string( MLV_Mouse_button button_code ){
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switch( button_code ){
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case MLV_BUTTON_LEFT:
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return "MLV_BUTTON_LEFT";
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case MLV_BUTTON_MIDDLE:
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return "MLV_BUTTON_MIDDLE";
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case MLV_BUTTON_RIGHT:
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return "MLV_BUTTON_RIGHT";
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default:
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ERROR("Button code unexpected");
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}
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return NULL;
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}
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MLV_Mouse_button MLV_convert_string_to_mouse_button( const char* button_string ){
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if( strcmp( button_string, "MLV_BUTTON_LEFT" )==0 ){
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return MLV_BUTTON_LEFT;
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}
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if( strcmp( button_string, "MLV_BUTTON_MIDDLE" )==0 ){
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return MLV_BUTTON_MIDDLE;
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}
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if( strcmp( button_string, "MLV_BUTTON_RIGHT" )==0 ){
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return MLV_BUTTON_RIGHT;
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}
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ERROR("Button name unexpected");
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return -1;
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}
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void MLV_get_mouse_position( int* x, int* y ){
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SDL_PumpEvents();
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SDL_GetMouseState(x,y);
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}
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MLV_Button_state MLV_get_mouse_button_state( MLV_Mouse_button mouse_button ){
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SDL_PumpEvents();
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if( SDL_GetMouseState(NULL,NULL) & SDL_BUTTON( mouse_button ) ){
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return MLV_PRESSED;
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}
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return MLV_RELEASED;
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}
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