--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ext/guichan-0.8.2/src/openlayer/openlayerinput.cpp	Mon Jan 11 23:34:52 2010 +0000
@@ -0,0 +1,470 @@
+/*      _______   __   __   __   ______   __   __   _______   __   __
+ *     / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___  /\ /  |\/ /\
+ *    / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
+ *   / / /__   / / // / // / // / /    / ___  / // ___  / // /| ' / /
+ *  / /_// /\ / /_// / // / // /_/_   / / // / // /\_/ / // / |  / /
+ * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
+ * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
+ *
+ * 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/openlayer/openlayerinput.hpp"
+
+#include <allegro.h>
+
+#include "guichan/exception.hpp"
+
+namespace gcn
+{
+    OpenLayerInput::OpenLayerInput()
+    {
+        mMouseButton1 = mMouseButton2 = mMouseButton3 = false;
+        mLastMouseZ = 0;
+        mLastMouseX = 0;
+        mLastMouseY = 0;
+    }
+
+    bool OpenLayerInput::isKeyQueueEmpty()
+    {
+        return mKeyQueue.empty();
+    }
+
+    KeyInput OpenLayerInput::dequeueKeyInput()
+    {
+        if (isKeyQueueEmpty())
+        {
+            throw GCN_EXCEPTION("Key queue is empty.");
+        }
+
+        KeyInput ki = mKeyQueue.front();
+        mKeyQueue.pop();
+
+        return ki;
+    }
+
+    bool OpenLayerInput::isMouseQueueEmpty()
+    {
+        return mMouseQueue.empty();
+    }
+
+    MouseInput OpenLayerInput::dequeueMouseInput()
+    {
+        if (isMouseQueueEmpty())
+        {
+            throw GCN_EXCEPTION("Mouse queue is empty.");
+        }
+
+        MouseInput mi = mMouseQueue.front();
+        mMouseQueue.pop();
+
+        return mi;
+    }
+
+    void OpenLayerInput::_pollInput()
+    {
+        pollMouseInput();
+        pollKeyInput();
+    }
+
+    void OpenLayerInput::pollMouseInput()
+    {
+        if (mouse_needs_poll())
+        {
+            poll_mouse();
+        }
+        const int mouseX = mouse_x;
+        const int mouseY = mouse_y;
+        const int mouseZ = mouse_z;
+        const bool mouseB1 = (mouse_b & 1) != 0;
+        const bool mouseB2 = (mouse_b & 2) != 0;
+        const bool mouseB3 = (mouse_b & 4) != 0;
+        const int mouseTimeStamp = clock() / (CLOCKS_PER_SEC/1000.0);
+
+        // Check mouse movement
+        if (mouseX != mLastMouseX || mouseY != mLastMouseY)
+        {
+            mMouseQueue.push(MouseInput(MouseInput::EMPTY,
+                                        MouseInput::MOVED,
+                                        mouseX,
+                                        mouseY,
+                                        mouseTimeStamp));
+            mLastMouseX = mouseX;
+            mLastMouseY = mouseY;
+        }
+
+        // Check mouse Wheel
+        while (mLastMouseZ < mouseZ)
+        {
+            mMouseQueue.push(MouseInput(MouseInput::EMPTY,
+                                        MouseInput::WHEEL_MOVED_UP,
+                                        mouseX,
+                                        mouseY,
+                                        mouseTimeStamp));
+            mLastMouseZ++;
+        }
+
+        while (mLastMouseZ > mouseZ)
+        {
+            mMouseQueue.push(MouseInput(MouseInput::EMPTY,
+                                        MouseInput::WHEEL_MOVED_DOWN,
+                                        mouseX,
+                                        mouseY,
+                                        mouseTimeStamp));
+            mLastMouseZ--;
+        }
+
+        // Check mouse buttons
+        if (!mMouseButton1 && mouseB1)
+        {
+            mMouseQueue.push(MouseInput(MouseInput::LEFT,
+                                        MouseInput::PRESSED,
+                                        mouseX,
+                                        mouseY,
+                                        mouseTimeStamp));
+        }
+
+        if (mMouseButton1 && !mouseB1)
+        {
+            mMouseQueue.push(MouseInput(MouseInput::LEFT,
+                                        MouseInput::RELEASED,
+                                        mouseX,
+                                        mouseY,
+                                        mouseTimeStamp));
+        }
+
+
+        if (!mMouseButton2 && mouseB2)
+        {
+            mMouseQueue.push(MouseInput(MouseInput::RIGHT,
+                                        MouseInput::PRESSED,
+                                        mouseX,
+                                        mouseY,
+                                        mouseTimeStamp));
+        }
+
+        if (mMouseButton2 && !mouseB2)
+        {
+            mMouseQueue.push(MouseInput(MouseInput::RIGHT,
+                                        MouseInput::RELEASED,
+                                        mouseX,
+                                        mouseY,
+                                        mouseTimeStamp));
+        }
+
+
+        if (!mMouseButton3 && mouseB3)
+        {
+            mMouseQueue.push(MouseInput(MouseInput::MIDDLE,
+                                        MouseInput::PRESSED,
+                                        mouseX,
+                                        mouseY,
+                                        mouseTimeStamp));
+        }
+
+        if (mMouseButton3 && !mouseB3)
+        {
+            mMouseQueue.push(MouseInput(MouseInput::MIDDLE,
+                                        MouseInput::RELEASED,
+                                        mouseX,
+                                        mouseY,
+                                        mouseTimeStamp));
+        }
+
+        mMouseButton1 = mouseB1;
+        mMouseButton2 = mouseB2;
+        mMouseButton3 = mouseB3;
+    }
+
+    void OpenLayerInput::pollKeyInput()
+    {
+        int unicode, scancode;
+
+        if (keyboard_needs_poll())
+        {
+            poll_keyboard();
+        }
+
+        while (keypressed())
+        {
+            unicode = ureadkey(&scancode);
+            Key keyObj = convertToKey(scancode, unicode);
+
+            KeyInput keyInput(keyObj, KeyInput::PRESSED);
+
+            keyInput.setNumericPad(isNumericPad(scancode));            
+            keyInput.setShiftPressed(   (key_shifts & KB_SHIFT_FLAG) != 0 );
+            keyInput.setAltPressed(     (key_shifts & KB_ALT_FLAG)   != 0 );
+            keyInput.setControlPressed( (key_shifts & KB_CTRL_FLAG)  != 0 );
+#ifdef KB_COMMAND_FLAG
+            keyInput.setMetaPressed(    (key_shifts & (KB_COMMAND_FLAG | KB_LWIN_FLAG | KB_RWIN_FLAG) ) != 0 );
+#else
+            keyInput.setMetaPressed(    (key_shifts & (KB_LWIN_FLAG | KB_RWIN_FLAG) ) != 0 );
+#endif
+            
+            
+            mKeyQueue.push(keyInput);
+
+            mPressedKeys[scancode] = keyInput;
+        }
+
+         // Check for released keys
+        std::map<int, KeyInput>::iterator iter, tempIter;
+        for (iter = mPressedKeys.begin(); iter != mPressedKeys.end(); )
+         {
+            if (!key[iter->first])
+            {         
+                KeyInput keyInput(iter->second.getKey(), KeyInput::RELEASED);
+                keyInput.setNumericPad(iter->second.isNumericPad());
+                keyInput.setShiftPressed(iter->second.isShiftPressed());
+                keyInput.setAltPressed(iter->second.isAltPressed());
+                keyInput.setControlPressed(iter->second.isControlPressed());
+                
+                mKeyQueue.push(keyInput);
+
+                tempIter = iter;
+                iter++;
+                mPressedKeys.erase(tempIter);
+            }
+            else
+            {
+                iter++;
+            }
+        }
+    }
+
+    Key OpenLayerInput::convertToKey(int scancode, int unicode)
+    {
+        int keysym;
+        bool pad = false;
+
+        switch(scancode)
+        {
+          case KEY_ESC:
+              keysym = Key::ESCAPE;
+              break;
+
+          case KEY_ALT:
+              keysym = Key::LEFT_ALT;
+              break;
+
+          case KEY_ALTGR:
+              keysym = Key::RIGHT_ALT;
+              break;
+
+          case KEY_LSHIFT:
+              keysym = Key::LEFT_SHIFT;
+              break;
+
+          case KEY_RSHIFT:
+              keysym = Key::RIGHT_SHIFT;
+              break;
+
+          case KEY_LCONTROL:
+              keysym = Key::LEFT_CONTROL;
+              break;
+
+          case KEY_RCONTROL:
+              keysym = Key::RIGHT_CONTROL;
+              break;
+
+          case KEY_LWIN:
+              keysym = Key::LEFT_META;
+              break;
+
+          case KEY_RWIN:
+              keysym = Key::RIGHT_META;
+              break;
+
+          case KEY_INSERT:
+              keysym = Key::INSERT;
+              break;
+
+          case KEY_HOME:
+              keysym = Key::HOME;
+              break;
+
+          case KEY_PGUP:
+              keysym = Key::PAGE_UP;
+              break;
+
+          case KEY_PGDN:
+              keysym = Key::PAGE_DOWN;
+              break;
+
+          case KEY_DEL:
+              keysym = Key::DELETE;
+              break;
+
+          case KEY_DEL_PAD:
+              keysym = Key::DELETE;
+              pad = true;
+              break;
+
+          case KEY_END:
+              keysym = Key::END;
+              break;
+
+          case KEY_CAPSLOCK:
+              keysym = Key::CAPS_LOCK;
+              break;
+
+          case KEY_BACKSPACE:
+              keysym = Key::BACKSPACE;
+              break;
+
+          case KEY_F1:
+              keysym = Key::F1;
+              break;
+
+          case KEY_F2:
+              keysym = Key::F2;
+              break;
+
+          case KEY_F3:
+              keysym = Key::F3;
+              break;
+
+          case KEY_F4:
+              keysym = Key::F4;
+              break;
+
+          case KEY_F5:
+              keysym = Key::F5;
+              break;
+
+          case KEY_F6:
+              keysym = Key::F6;
+              break;
+
+          case KEY_F7:
+              keysym = Key::F7;
+              break;
+
+          case KEY_F8:
+              keysym = Key::F8;
+              break;
+
+          case KEY_F9:
+              keysym = Key::F9;
+              break;
+
+          case KEY_F10:
+              keysym = Key::F10;
+              break;
+
+          case KEY_F11:
+              keysym = Key::F11;
+              break;
+
+          case KEY_F12:
+              keysym = Key::F12;
+              break;
+
+          case KEY_PRTSCR:
+              keysym = Key::PRINT_SCREEN;
+              break;
+
+          case KEY_PAUSE:
+              keysym = Key::PAUSE;
+              break;
+
+          case KEY_SCRLOCK:
+              keysym = Key::SCROLL_LOCK;
+              break;
+
+          case KEY_NUMLOCK:
+              keysym = Key::NUM_LOCK;
+              break;
+
+          case KEY_LEFT:
+              keysym = Key::LEFT;
+              break;
+
+          case KEY_RIGHT:
+              keysym = Key::RIGHT;
+              break;
+
+          case KEY_UP:
+              keysym = Key::UP;
+              break;
+
+          case KEY_DOWN:
+              keysym = Key::DOWN;
+              break;
+
+          case KEY_ENTER_PAD:
+              pad = true;
+          case KEY_ENTER:
+              keysym = Key::ENTER;
+              break;
+     default:
+              keysym = unicode;
+        }
+
+        Key k = Key(keysym);
+
+        return k;
+
+        //Now, THAT was fun to code! =D =D =D
+    }
+
+    bool OpenLayerInput::isNumericPad(int scancode)
+    {
+        switch (scancode)
+        {
+          case KEY_0_PAD:
+          case KEY_1_PAD:
+          case KEY_2_PAD:
+          case KEY_3_PAD:
+          case KEY_4_PAD:
+          case KEY_5_PAD:
+          case KEY_6_PAD:
+          case KEY_7_PAD:
+          case KEY_8_PAD:
+          case KEY_9_PAD:
+          case KEY_SLASH_PAD:
+          case KEY_MINUS_PAD:
+          case KEY_PLUS_PAD:
+              return true;
+          default:
+              return false;
+        }
+    }
+}