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// Copyright (C) 2002-2012 Nikolaus Gebhardt
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#ifndef __C_IRR_DEVICE_WINCE_H_INCLUDED__
#define __C_IRR_DEVICE_WINCE_H_INCLUDED__
#include "IrrCompileConfig.h"
#ifdef _IRR_COMPILE_WITH_WINDOWS_CE_DEVICE_
#include "CIrrDeviceStub.h"
#include "IrrlichtDevice.h"
#include "IImagePresenter.h"
#include <windows.h>
#include <windowsx.h>
#include <commctrl.h>
#include <aygshell.h>
#include <sipapi.h>
#include <gx.h>
namespace irr
{
class CIrrDeviceWinCE : public CIrrDeviceStub, video::IImagePresenter
{
public:
//! constructor
CIrrDeviceWinCE( const SIrrlichtCreationParameters& params);
//! destructor
virtual ~CIrrDeviceWinCE();
//! runs the device. Returns false if device wants to be deleted
virtual bool run();
//! Cause the device to temporarily pause execution and let other processes to run
// This should bring down processor usage without major performance loss for Irrlicht
virtual void yield();
//! Pause execution and let other processes to run for a specified amount of time.
virtual void sleep(u32 timeMs, bool pauseTimer);
//! sets the caption of the window
virtual void setWindowCaption(const wchar_t* text);
//! returns if window is active. if not, nothing need to be drawn
virtual bool isWindowActive() const;
//! returns if window has focus
virtual bool isWindowFocused() const;
//! returns if window is minimized
virtual bool isWindowMinimized() const;
//! presents a surface in the client area
virtual bool present(video::IImage* surface, void* windowId = 0, core::rect<s32>* src=0 );
//! notifies the device that it should close itself
virtual void closeDevice();
//! \return Returns a pointer to a list with all video modes
//! supported by the gfx adapter.
video::IVideoModeList* getVideoModeList();
//! Notifies the device, that it has been resized
void OnResized();
//! Sets if the window should be resizable in windowed mode.
virtual void setResizable(bool resize=false);
//! Minimizes the window.
virtual void minimizeWindow();
//! Maximizes the window.
virtual void maximizeWindow();
//! Restores the window size.
virtual void restoreWindow();
//! Get the device type
virtual E_DEVICE_TYPE getType() const
{
return EIDT_WINCE;
}
//! Implementation of the win32 cursor control
class CCursorControl : public gui::ICursorControl
{
public:
CCursorControl(const core::dimension2d<u32>& wsize, HWND hwnd, bool fullscreen)
: WindowSize(wsize), InvWindowSize(0.0f, 0.0f),
HWnd(hwnd), BorderX(0), BorderY(0),
UseReferenceRect(false), IsVisible(true)
{
if (WindowSize.Width!=0)
InvWindowSize.Width = 1.0f / WindowSize.Width;
if (WindowSize.Height!=0)
InvWindowSize.Height = 1.0f / WindowSize.Height;
if (!fullscreen)
{
BorderX = GetSystemMetrics(SM_CXDLGFRAME);
BorderY = GetSystemMetrics(SM_CYCAPTION) + GetSystemMetrics(SM_CYDLGFRAME);
}
}
//! Changes the visible state of the mouse cursor.
virtual void setVisible(bool visible)
{
IsVisible = visible;
}
//! Returns if the cursor is currently visible.
virtual bool isVisible() const
{
_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
return IsVisible;
}
//! Sets the new position of the cursor.
virtual void setPosition(const core::position2d<f32> &pos)
{
setPosition(pos.X, pos.Y);
}
//! Sets the new position of the cursor.
virtual void setPosition(f32 x, f32 y)
{
if (!UseReferenceRect)
setPosition(core::round32(x*WindowSize.Width), core::round32(y*WindowSize.Height));
else
setPosition(core::round32(x*ReferenceRect.getWidth()), core::round32(y*ReferenceRect.getHeight()));
}
//! Sets the new position of the cursor.
virtual void setPosition(const core::position2d<s32> &pos)
{
setPosition(pos.X, pos.Y);
}
//! Sets the new position of the cursor.
virtual void setPosition(s32 x, s32 y)
{
RECT rect;
if (UseReferenceRect)
{
SetCursorPos(ReferenceRect.UpperLeftCorner.X + x,
ReferenceRect.UpperLeftCorner.Y + y);
}
else
{
if (GetWindowRect(HWnd, &rect))
SetCursorPos(x + rect.left + BorderX, y + rect.top + BorderY);
}
CursorPos.X = x;
CursorPos.Y = y;
}
//! Returns the current position of the mouse cursor.
virtual const core::position2d<s32>& getPosition()
{
updateInternalCursorPosition();
return CursorPos;
}
//! Returns the current position of the mouse cursor.
virtual core::position2d<f32> getRelativePosition()
{
updateInternalCursorPosition();
if (!UseReferenceRect)
{
return core::position2d<f32>(CursorPos.X * InvWindowSize.Width,
CursorPos.Y * InvWindowSize.Height);
}
return core::position2d<f32>(CursorPos.X / (f32)ReferenceRect.getWidth(),
CursorPos.Y / (f32)ReferenceRect.getHeight());
}
//! Sets an absolute reference rect for calculating the cursor position.
virtual void setReferenceRect(core::rect<s32>* rect=0)
{
if (rect)
{
ReferenceRect = *rect;
UseReferenceRect = true;
// prevent division through zero and uneven sizes
if (!ReferenceRect.getHeight() || ReferenceRect.getHeight()%2)
ReferenceRect.LowerRightCorner.Y += 1;
if (!ReferenceRect.getWidth() || ReferenceRect.getWidth()%2)
ReferenceRect.LowerRightCorner.X += 1;
}
else
UseReferenceRect = false;
}
/** Used to notify the cursor that the window was resized. */
virtual void OnResize(const core::dimension2d<u32>& size)
{
WindowSize = size;
if (size.Width!=0)
InvWindowSize.Width = 1.0f / size.Width;
else
InvWindowSize.Width = 0.f;
if (size.Height!=0)
InvWindowSize.Height = 1.0f / size.Height;
else
InvWindowSize.Height = 0.f;
}
private:
//! Updates the internal cursor position
void updateInternalCursorPosition()
{
POINT p;
if (!GetCursorPos(&p))
{
DWORD xy = GetMessagePos();
p.x = GET_X_LPARAM(xy);
p.y = GET_Y_LPARAM(xy);
}
if (UseReferenceRect)
{
CursorPos.X = p.x - ReferenceRect.UpperLeftCorner.X;
CursorPos.Y = p.y - ReferenceRect.UpperLeftCorner.Y;
}
else
{
RECT rect;
if (GetWindowRect(HWnd, &rect))
{
CursorPos.X = p.x-rect.left-BorderX;
CursorPos.Y = p.y-rect.top-BorderY;
}
else
{
// window seems not to be existent, so set cursor to
// a negative value
CursorPos.X = -1;
CursorPos.Y = -1;
}
}
}
core::position2d<s32> CursorPos;
core::dimension2d<s32> WindowSize;
core::dimension2d<f32> InvWindowSize;
HWND HWnd;
s32 BorderX, BorderY;
core::rect<s32> ReferenceRect;
bool UseReferenceRect;
bool IsVisible;
};
//! returns the win32 cursor control
CCursorControl* getWin32CursorControl();
private:
//! create the driver
void createDriver();
//! switchs to fullscreen
bool switchToFullScreen();
void getWindowsVersion(core::stringc& version);
void resizeIfNecessary();
HWND HWnd;
CCursorControl* Win32CursorControl;
bool ChangedToFullScreen;
bool Resized;
bool ExternalWindow;
};
} // end namespace irr
#endif // _IRR_COMPILE_WITH_WINDOWS_CE_DEVICE_
#endif // __C_IRR_DEVICE_WINCE_H_INCLUDED__
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