overlay_win32.c

betaplayer的源码 tcpmp的老版本

/*****************************************************************************
 *
 * This program is free software ; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 *
 * $Id: overlay_base.c 153 2004-12-20 16:46:49Z picard $
 *
 * BetaPlayer Overlay plugin
 * Copyright (c) 2004 Gabor Kovacs
 *
 ****************************************************************************/

#include "../stdafx.h"

#if defined(_WIN32)

#ifndef STRICT
#define STRICT
#endif
#define WIN32_LEAN_AND_MEAN
#include <windows.h>

void OvlInvalidate( overlay_base* p, const rect* Rect, bool_t Local )
{
	POINT o;
	RECT r;

	if (Rect->Height>0 && Rect->Width>0)
	{
		DEBUG_MSG5(DEBUG_VIDEO,T("Invalidate %d,%d,%d,%d (%d)"),Rect->x,Rect->y,Rect->Width,Rect->Height,Local);

		if (Local)
		{
			// only local invalidate
			o.x = 0;
			o.y = 0;
			ClientToScreen(p->Wnd,&o);

			DEBUG_MSG2(DEBUG_VIDEO,T("Invalidate local offset %d,%d"),o.x,o.y);

			r.left = Rect->x - o.x;
			r.top = Rect->y - o.y;
			r.right = r.left + Rect->Width;
			r.bottom = r.top + Rect->Height;
			InvalidateRect(p->Wnd,&r,0);
		}
		else
			GlobalInvalidate(Rect);
	}
}

void OvlValidate( overlay_base* p, const rect* Rect )
{
	POINT o;
	RECT r;

	if (Rect->Height>0 && Rect->Width>0)
	{
		DEBUG_MSG4(DEBUG_VIDEO,T("Validate %d,%d,%d,%d"),Rect->x,Rect->y,Rect->Width,Rect->Height);

		o.x = 0;
		o.y = 0;
		ClientToScreen(p->Wnd,&o);

		DEBUG_MSG2(DEBUG_VIDEO,T("Validate offset %d,%d"),o.x,o.y);

		r.left = Rect->x - o.x;
		r.top = Rect->y - o.y;
		r.right = r.left+Rect->Width;
		r.bottom = r.top+Rect->Height;

		ValidateRect(p->Wnd,&r);
	}
} 

void OvlAdjustOrientation(overlay_base* p, bool_t Combine)
{
	int Width = GetSystemMetrics(SM_CXSCREEN);
	int Height = GetSystemMetrics(SM_CYSCREEN);
	int Orientation;
	rect Virt;

	p->DisableOrientation = 1;

	if ((Width == p->Output.Width*2 && Height == p->Output.Height*2) || 
		(Width == p->Output.Height*2 && Height == p->Output.Width*2))
		p->Output.Pixel.Flags |= PF_PIXELDOUBLE;

	Orientation = QueryOrientation();

	if (Combine)
		p->Output.Direction = CombineDir(0,p->Output.Direction,Orientation);

	// still rotated? 
	PhyToVirt(NULL,&Virt,&p->Output);
	if (Width != Height && Virt.Width == Height && Virt.Height == Width)
	{
		if (Orientation & DIR_MIRRORLEFTRIGHT)
			p->Output.Direction ^= DIR_SWAPXY | DIR_MIRRORLEFTRIGHT;
		else
			p->Output.Direction ^= DIR_SWAPXY | DIR_MIRRORUPDOWN;
	}

	p->DisableOrientation = 0;
}

void OvlFreeModule(overlay_base* p)
{
	if (p->Module)
	{
		FreeLibrary(p->Module);
		p->Module = NULL;
	}
}

#endif