irrlicht/source/Irrlicht/CIrrDeviceOSX.h

250 lines
6.6 KiB
Objective-C

// Copyright (C) 2005-2006 Etienne Petitjean
// Copyright (C) 2007-2012 Christian Stehno
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in Irrlicht.h
#pragma once
#ifdef _IRR_COMPILE_WITH_OSX_DEVICE_
#include "CIrrDeviceStub.h"
#include "IrrlichtDevice.h"
#include "IGUIEnvironment.h"
#include "ICursorControl.h"
#import <AppKit/NSWindow.h>
#import <AppKit/NSBitmapImageRep.h>
#include <map>
namespace irr
{
class CIrrDeviceMacOSX;
}
@interface CIrrDelegateOSX : NSObject
- (id)initWithDevice:(irr::CIrrDeviceMacOSX*)device;
- (void)terminate:(id)sender;
- (BOOL)isQuit;
@end
namespace irr
{
class CIrrDeviceMacOSX : public CIrrDeviceStub
{
public:
//! constructor
CIrrDeviceMacOSX(const SIrrlichtCreationParameters& params);
//! destructor
virtual ~CIrrDeviceMacOSX();
//! runs the device. Returns false if device wants to be deleted
bool run() override;
//! 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
void yield() override;
//! Pause execution and let other processes to run for a specified amount of time.
void sleep(u32 timeMs, bool pauseTimer) override;
//! sets the caption of the window
void setWindowCaption(const wchar_t* text) override;
//! returns if window is active. if not, nothing need to be drawn
bool isWindowActive() const override;
//! Checks if the Irrlicht window has focus
bool isWindowFocused() const override;
//! Checks if the Irrlicht window is minimized
bool isWindowMinimized() const override;
//! notifies the device that it should close itself
void closeDevice() override;
//! Sets if the window should be resizable in windowed mode.
void setResizable(bool resize) override;
//! Returns true if the window is resizable, false if not
virtual bool isResizable() const;
//! Minimizes the window if possible
void minimizeWindow() override;
//! Maximizes the window if possible.
void maximizeWindow() override;
//! Restore the window to normal size if possible.
void restoreWindow() override;
//! Get the position of this window on screen
core::position2di getWindowPosition() override;
//! Activate any joysticks, and generate events for them.
bool activateJoysticks(core::array<SJoystickInfo> & joystickInfo) override;
//! Get the device type
E_DEVICE_TYPE getType() const override
{
return EIDT_OSX;
}
void setMouseLocation(int x, int y);
void setResize(int width, int height);
void setCursorVisible(bool visible);
void setWindow(NSWindow* window);
private:
//! create the driver
void createDriver();
//! Implementation of the macos x cursor control
class CCursorControl : public gui::ICursorControl
{
public:
CCursorControl(const core::dimension2d<u32>& wsize, CIrrDeviceMacOSX *device)
: WindowSize(wsize), InvWindowSize(0.0f, 0.0f), Device(device), IsVisible(true), UseReferenceRect(false)
{
CursorPos.X = CursorPos.Y = 0;
if (WindowSize.Width!=0)
InvWindowSize.Width = 1.0f / WindowSize.Width;
if (WindowSize.Height!=0)
InvWindowSize.Height = 1.0f / WindowSize.Height;
}
//! Changes the visible state of the mouse cursor.
void setVisible(bool visible) override
{
IsVisible = visible;
Device->setCursorVisible(visible);
}
//! Returns if the cursor is currently visible.
bool isVisible() const override
{
return IsVisible;
}
//! Sets the new position of the cursor.
void setPosition(const core::position2d<f32> &pos) override
{
setPosition(pos.X, pos.Y);
}
//! Sets the new position of the cursor.
void setPosition(f32 x, f32 y) override
{
setPosition((s32)(x*WindowSize.Width), (s32)(y*WindowSize.Height));
}
//! Sets the new position of the cursor.
void setPosition(const core::position2d<s32> &pos) override
{
if (CursorPos.X != pos.X || CursorPos.Y != pos.Y)
setPosition(pos.X, pos.Y);
}
//! Sets the new position of the cursor.
void setPosition(s32 x, s32 y) override
{
if (UseReferenceRect)
{
Device->setMouseLocation(ReferenceRect.UpperLeftCorner.X + x, ReferenceRect.UpperLeftCorner.Y + y);
}
else
{
Device->setMouseLocation(x,y);
}
}
//! Returns the current position of the mouse cursor.
const core::position2d<s32>& getPosition(bool updateCursor) override
{
return CursorPos;
}
//! Returns the current position of the mouse cursor.
core::position2d<f32> getRelativePosition(bool updateCursor) override
{
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.
void setReferenceRect(core::rect<s32>* rect=0) override
{
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;
}
//! Updates the internal cursor position
void updateInternalCursorPosition(int x,int y)
{
CursorPos.X = x;
CursorPos.Y = y;
}
private:
core::position2d<s32> CursorPos;
core::dimension2d<s32> WindowSize;
core::dimension2d<float> InvWindowSize;
core::rect<s32> ReferenceRect;
CIrrDeviceMacOSX *Device;
bool IsVisible;
bool UseReferenceRect;
};
bool createWindow();
void initKeycodes();
void storeMouseLocation();
void postMouseEvent(void *event, irr::SEvent &ievent);
void postKeyEvent(void *event, irr::SEvent &ievent, bool pressed);
void pollJoysticks();
NSWindow* Window;
CGDirectDisplayID Display;
std::map<int,int> KeyCodes;
int DeviceWidth;
int DeviceHeight;
int ScreenWidth;
int ScreenHeight;
u32 MouseButtonStates;
bool IsFullscreen;
bool IsActive;
bool IsShiftDown;
bool IsControlDown;
bool IsResizable;
};
} // end namespace irr
#endif // _IRR_COMPILE_WITH_OSX_DEVICE_