/*  LilyPad - Pad plugin for PS2 Emulator
 *  Copyright (C) 2002-2014  PCSX2 Dev Team/ChickenLiver
 *
 *  PCSX2 is free software: you can redistribute it and/or modify it under the
 *  terms of the GNU Lesser General Public License as published by the Free
 *  Software Found- ation, either version 3 of the License, or (at your option)
 *  any later version.
 *
 *  PCSX2 is distributed in the hope that it will be useful, but WITHOUT ANY
 *  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 *  FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
 *  details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with PCSX2.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "Global.h"
#include "InputManager.h"
#include "VKey.h"
#include "WindowsMouse.h"

POINT WindowsMouse::origCursorPos;
POINT WindowsMouse::center;

WindowsMouse::WindowsMouse(DeviceAPI api, int hWheel, wchar_t *displayName, wchar_t *instanceID, wchar_t *deviceID)
    : Device(api, MOUSE, displayName, instanceID, deviceID)
{
    int i;
    for (i = 0; i < 5; i++) {
        AddPhysicalControl(PSHBTN, i, i);
    }

    for (i = 0; i < 3 + hWheel; i++) {
        AddPhysicalControl(RELAXIS, i + 5, i + 5);
    }
}

wchar_t *WindowsMouse::GetPhysicalControlName(PhysicalControl *control)
{
    wchar_t *names[9] = {
        L"L Button",
        L"R Button",
        L"M Button",
        L"Mouse 4",
        L"Mouse 5",
        L"X Axis",
        L"Y Axis",
        L"Y Wheel",
        L"X Wheel"};
    if (control->id < 9)
        return names[control->id];
    return Device::GetPhysicalControlName(control);
}

void WindowsMouse::UpdateButton(unsigned int button, int state)
{
    if (button > 4)
        return;
    physicalControlState[button] = (state << 16);
}

void WindowsMouse::UpdateAxis(unsigned int axis, int delta)
{
    if (axis > 3)
        return;
    // 1 mouse pixel = 1/8th way down.
    physicalControlState[5 + axis] += (delta << (16 - 3 * (axis < 2)));
}

void WindowsMouse::WindowResized(HWND hWnd)
{
    RECT r;
    GetWindowRect(hWnd, &r);
    ClipCursor(&r);
    center.x = (r.left + r.right) / 2;
    center.y = (r.top + r.bottom) / 2;
    SetCursorPos(center.x, center.y);
}

void WindowsMouse::GetMouseCapture(HWND hWnd)
{
    SetCapture(hWnd);
    ShowCursor(0);

    GetCursorPos(&origCursorPos);

    RECT r;
    GetWindowRect(hWnd, &r);
    ClipCursor(&r);
    center.x = (r.left + r.right) / 2;
    center.y = (r.top + r.bottom) / 2;
    SetCursorPos(center.x, center.y);
}

void WindowsMouse::ReleaseMouseCapture()
{
    ClipCursor(0);
    ReleaseCapture();
    ShowCursor(1);
    SetCursorPos(origCursorPos.x, origCursorPos.y);
}
