frodo-wii/Src/gui/guichan/sdl/sdlinput.cpp
2009-11-10 06:12:10 +00:00

442 lines
14 KiB
C++

/* _______ __ __ __ ______ __ __ _______ __ __
* / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
* / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
* / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
* / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
* /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
* \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
*
* Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
*
*
* Per Larsson a.k.a finalman
* Olof Naessén a.k.a jansem/yakslem
*
* Visit: http://guichan.sourceforge.net
*
* License: (BSD)
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name of Guichan nor the names of its contributors may
* be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* For comments regarding functions please see the header file.
*/
#include "guichan/sdl/sdlinput.hpp"
#include "guichan/exception.hpp"
namespace gcn
{
SDLInput::SDLInput()
{
mMouseInWindow = true;
mMouseDown = false;
}
bool SDLInput::isKeyQueueEmpty()
{
return mKeyInputQueue.empty();
}
KeyInput SDLInput::dequeueKeyInput()
{
KeyInput keyInput;
if (mKeyInputQueue.empty())
{
throw GCN_EXCEPTION("The queue is empty.");
}
keyInput = mKeyInputQueue.front();
mKeyInputQueue.pop();
return keyInput;
}
bool SDLInput::isMouseQueueEmpty()
{
return mMouseInputQueue.empty();
}
MouseInput SDLInput::dequeueMouseInput()
{
MouseInput mouseInput;
if (mMouseInputQueue.empty())
{
throw GCN_EXCEPTION("The queue is empty.");
}
mouseInput = mMouseInputQueue.front();
mMouseInputQueue.pop();
return mouseInput;
}
void SDLInput::pushInput(SDL_Event event)
{
KeyInput keyInput;
MouseInput mouseInput;
switch (event.type)
{
case SDL_KEYDOWN:
{
int value = convertSDLEventToGuichanKeyValue(event);
if (value == -1)
{
value = (int)event.key.keysym.unicode;
}
keyInput.setKey(Key(value));
keyInput.setType(KeyInput::PRESSED);
keyInput.setShiftPressed(event.key.keysym.mod & KMOD_SHIFT);
keyInput.setControlPressed(event.key.keysym.mod & KMOD_CTRL);
keyInput.setAltPressed(event.key.keysym.mod & KMOD_ALT);
keyInput.setMetaPressed(event.key.keysym.mod & KMOD_META);
keyInput.setNumericPad(event.key.keysym.sym >= SDLK_KP0
&& event.key.keysym.sym <= SDLK_KP_EQUALS);
mKeyInputQueue.push(keyInput);
break;
}
case SDL_KEYUP:
{
int value = convertSDLEventToGuichanKeyValue(event);
if (value == -1)
{
value = (int)event.key.keysym.sym;
}
keyInput.setKey(Key(value));
keyInput.setType(KeyInput::RELEASED);
keyInput.setShiftPressed(event.key.keysym.mod & KMOD_SHIFT);
keyInput.setControlPressed(event.key.keysym.mod & KMOD_CTRL);
keyInput.setAltPressed(event.key.keysym.mod & KMOD_ALT);
keyInput.setMetaPressed(event.key.keysym.mod & KMOD_META);
keyInput.setNumericPad(event.key.keysym.sym >= SDLK_KP0
&& event.key.keysym.sym <= SDLK_KP_EQUALS);
mKeyInputQueue.push(keyInput);
break;
}
case SDL_MOUSEBUTTONDOWN:
mMouseDown = true;
mouseInput.setX(event.button.x);
mouseInput.setY(event.button.y);
mouseInput.setButton(convertMouseButton(event.button.button));
if (event.button.button == SDL_BUTTON_WHEELDOWN)
{
mouseInput.setType(MouseInput::WHEEL_MOVED_DOWN);
}
else if (event.button.button == SDL_BUTTON_WHEELUP)
{
mouseInput.setType(MouseInput::WHEEL_MOVED_UP);
}
else
{
mouseInput.setType(MouseInput::PRESSED);
}
mouseInput.setTimeStamp(SDL_GetTicks());
mMouseInputQueue.push(mouseInput);
break;
case SDL_MOUSEBUTTONUP:
mMouseDown = false;
mouseInput.setX(event.button.x);
mouseInput.setY(event.button.y);
mouseInput.setButton(convertMouseButton(event.button.button));
mouseInput.setType(MouseInput::RELEASED);
mouseInput.setTimeStamp(SDL_GetTicks());
mMouseInputQueue.push(mouseInput);
break;
case SDL_MOUSEMOTION:
mouseInput.setX(event.button.x);
mouseInput.setY(event.button.y);
mouseInput.setButton(MouseInput::EMPTY);
mouseInput.setType(MouseInput::MOVED);
mouseInput.setTimeStamp(SDL_GetTicks());
mMouseInputQueue.push(mouseInput);
break;
case SDL_ACTIVEEVENT:
/*
* This occurs when the mouse leaves the window and the Gui-chan
* application loses its mousefocus.
*/
if ((event.active.state & SDL_APPMOUSEFOCUS)
&& !event.active.gain)
{
mMouseInWindow = false;
if (!mMouseDown)
{
mouseInput.setX(-1);
mouseInput.setY(-1);
mouseInput.setButton(MouseInput::EMPTY);
mouseInput.setType(MouseInput::MOVED);
mMouseInputQueue.push(mouseInput);
}
}
if ((event.active.state & SDL_APPMOUSEFOCUS)
&& event.active.gain)
{
mMouseInWindow = true;
}
break;
} // end switch
}
int SDLInput::convertMouseButton(int button)
{
switch (button)
{
case SDL_BUTTON_LEFT:
return MouseInput::LEFT;
break;
case SDL_BUTTON_RIGHT:
return MouseInput::RIGHT;
break;
case SDL_BUTTON_MIDDLE:
return MouseInput::MIDDLE;
break;
default:
// We have an unknown mouse type which is ignored.
return button;
}
}
int SDLInput::convertSDLEventToGuichanKeyValue(SDL_Event event)
{
int value = -1;
switch (event.key.keysym.sym)
{
case SDLK_TAB:
value = Key::TAB;
break;
case SDLK_LALT:
value = Key::LEFT_ALT;
break;
case SDLK_RALT:
value = Key::RIGHT_ALT;
break;
case SDLK_LSHIFT:
value = Key::LEFT_SHIFT;
break;
case SDLK_RSHIFT:
value = Key::RIGHT_SHIFT;
break;
case SDLK_LCTRL:
value = Key::LEFT_CONTROL;
break;
case SDLK_RCTRL:
value = Key::RIGHT_CONTROL;
break;
case SDLK_BACKSPACE:
value = Key::BACKSPACE;
break;
case SDLK_PAUSE:
value = Key::PAUSE;
break;
case SDLK_SPACE:
// Special characters like ~ (tilde) ends up
// with the keysym.sym SDLK_SPACE which
// without this check would be lost. The check
// is only valid on key down events in SDL.
if (event.type == SDL_KEYUP || event.key.keysym.unicode == ' ')
{
value = Key::SPACE;
}
break;
case SDLK_ESCAPE:
value = Key::ESCAPE;
break;
case SDLK_DELETE:
value = Key::DELETE;
break;
case SDLK_INSERT:
value = Key::INSERT;
break;
case SDLK_HOME:
value = Key::HOME;
break;
case SDLK_END:
value = Key::END;
break;
case SDLK_PAGEUP:
value = Key::PAGE_UP;
break;
case SDLK_PRINT:
value = Key::PRINT_SCREEN;
break;
case SDLK_PAGEDOWN:
value = Key::PAGE_DOWN;
break;
case SDLK_F1:
value = Key::F1;
break;
case SDLK_F2:
value = Key::F2;
break;
case SDLK_F3:
value = Key::F3;
break;
case SDLK_F4:
value = Key::F4;
break;
case SDLK_F5:
value = Key::F5;
break;
case SDLK_F6:
value = Key::F6;
break;
case SDLK_F7:
value = Key::F7;
break;
case SDLK_F8:
value = Key::F8;
break;
case SDLK_F9:
value = Key::F9;
break;
case SDLK_F10:
value = Key::F10;
break;
case SDLK_F11:
value = Key::F11;
break;
case SDLK_F12:
value = Key::F12;
break;
case SDLK_F13:
value = Key::F13;
break;
case SDLK_F14:
value = Key::F14;
break;
case SDLK_F15:
value = Key::F15;
break;
case SDLK_NUMLOCK:
value = Key::NUM_LOCK;
break;
case SDLK_CAPSLOCK:
value = Key::CAPS_LOCK;
break;
case SDLK_SCROLLOCK:
value = Key::SCROLL_LOCK;
break;
case SDLK_RMETA:
value = Key::RIGHT_META;
break;
case SDLK_LMETA:
value = Key::LEFT_META;
break;
case SDLK_LSUPER:
value = Key::LEFT_SUPER;
break;
case SDLK_RSUPER:
value = Key::RIGHT_SUPER;
break;
case SDLK_MODE:
value = Key::ALT_GR;
break;
case SDLK_UP:
value = Key::UP;
break;
case SDLK_DOWN:
value = Key::DOWN;
break;
case SDLK_LEFT:
value = Key::LEFT;
break;
case SDLK_RIGHT:
value = Key::RIGHT;
break;
case SDLK_RETURN:
value = Key::ENTER;
break;
case SDLK_KP_ENTER:
value = Key::ENTER;
break;
default:
break;
}
if (!(event.key.keysym.mod & KMOD_NUM))
{
switch (event.key.keysym.sym)
{
case SDLK_KP0:
value = Key::INSERT;
break;
case SDLK_KP1:
value = Key::END;
break;
case SDLK_KP2:
value = Key::DOWN;
break;
case SDLK_KP3:
value = Key::PAGE_DOWN;
break;
case SDLK_KP4:
value = Key::LEFT;
break;
case SDLK_KP5:
value = 0;
break;
case SDLK_KP6:
value = Key::RIGHT;
break;
case SDLK_KP7:
value = Key::HOME;
break;
case SDLK_KP8:
value = Key::UP;
break;
case SDLK_KP9:
value = Key::PAGE_UP;
break;
default:
break;
}
}
return value;
}
}