/*
 *	Copyright (C) 2007-2009 Gabest
 *	http://www.gabest.org
 *
 *  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, 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 GNU Make; see the file COPYING.  If not, write to
 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
 *  http://www.gnu.org/copyleft/gpl.html
 *
 */

#include "stdafx.h"
#include "GSdx.h"
#include "GSSettingsDlg.h"
#include "GSUtil.h"
#include "GSDevice9.h"
#include "GSDevice11.h"
#include "resource.h"

GSSettingsDlg::GSSettingsDlg(bool isOpen2)
	: GSDialog(isOpen2 ? IDD_CONFIG2 : IDD_CONFIG)
	, m_IsOpen2(isOpen2)
{
}

void GSSettingsDlg::OnInit()
{
	__super::OnInit();

	m_modes.clear();

	if(!m_IsOpen2)
	{
		D3DDISPLAYMODE mode;
		memset(&mode, 0, sizeof(mode));
		m_modes.push_back(mode);

		ComboBoxAppend(IDC_RESOLUTION, "Please select...", (LPARAM)&m_modes.back(), true);

		CComPtr<IDirect3D9> d3d;

		d3d.Attach(Direct3DCreate9(D3D_SDK_VERSION));
		
		if(d3d)
		{
			uint32 w = theApp.GetConfig("ModeWidth", 0);
			uint32 h = theApp.GetConfig("ModeHeight", 0);
			uint32 hz = theApp.GetConfig("ModeRefreshRate", 0);

			uint32 n = d3d->GetAdapterModeCount(D3DADAPTER_DEFAULT, D3DFMT_R5G6B5);

			for(uint32 i = 0; i < n; i++)
			{
				if(S_OK == d3d->EnumAdapterModes(D3DADAPTER_DEFAULT, D3DFMT_R5G6B5, i, &mode))
				{
					m_modes.push_back(mode);

					string str = format("%dx%d %dHz", mode.Width, mode.Height, mode.RefreshRate);

					ComboBoxAppend(IDC_RESOLUTION, str.c_str(), (LPARAM)&m_modes.back(), w == mode.Width && h == mode.Height && hz == mode.RefreshRate);
				}
			}
		}
	}

	D3D_FEATURE_LEVEL level;

	GSUtil::CheckDirect3D11Level(level);

	vector<GSSetting> renderers;

	for(size_t i = 0; i < theApp.m_gs_renderers.size(); i++)
	{
		GSSetting r = theApp.m_gs_renderers[i];

		if(i >= 3 && i <= 5)
		{
			if(level < D3D_FEATURE_LEVEL_10_0) continue;

			r.name = std::string("Direct3D") + (level >= D3D_FEATURE_LEVEL_11_0 ? "11" : "10");
		}

		renderers.push_back(r);
	}

	ComboBoxInit(IDC_RENDERER, renderers, theApp.GetConfig("Renderer", 0));
	ComboBoxInit(IDC_INTERLACE, theApp.m_gs_interlace, theApp.GetConfig("Interlace", 7)); // 7 = "auto", detects interlace based on SMODE2 register
	ComboBoxInit(IDC_ASPECTRATIO, theApp.m_gs_aspectratio, theApp.GetConfig("AspectRatio", 1));
	ComboBoxInit(IDC_UPSCALE_MULTIPLIER, theApp.m_gs_upscale_multiplier, theApp.GetConfig("upscale_multiplier", 1));

	CheckDlgButton(m_hWnd, IDC_WINDOWED, theApp.GetConfig("windowed", 1));
	CheckDlgButton(m_hWnd, IDC_FILTER, theApp.GetConfig("filter", 2));
	CheckDlgButton(m_hWnd, IDC_PALTEX, theApp.GetConfig("paltex", 0));
	CheckDlgButton(m_hWnd, IDC_VSYNC, theApp.GetConfig("vsync", 0));
	CheckDlgButton(m_hWnd, IDC_LOGZ, theApp.GetConfig("logz", 1));
	CheckDlgButton(m_hWnd, IDC_FBA, theApp.GetConfig("fba", 1));
	CheckDlgButton(m_hWnd, IDC_AA1, theApp.GetConfig("aa1", 0));
	CheckDlgButton(m_hWnd, IDC_NATIVERES, theApp.GetConfig("nativeres", 1));

	// Shade Boost
	CheckDlgButton(m_hWnd, IDC_SHADEBOOST, theApp.GetConfig("ShadeBoost", 0));
	
	// Hacks
	CheckDlgButton(m_hWnd, IDC_HACKS_ENABLED, theApp.GetConfig("UserHacks", 0));
	

	SendMessage(GetDlgItem(m_hWnd, IDC_RESX), UDM_SETRANGE, 0, MAKELPARAM(8192, 256));
	SendMessage(GetDlgItem(m_hWnd, IDC_RESX), UDM_SETPOS, 0, MAKELPARAM(theApp.GetConfig("resx", 1024), 0));

	SendMessage(GetDlgItem(m_hWnd, IDC_RESY), UDM_SETRANGE, 0, MAKELPARAM(8192, 256));
	SendMessage(GetDlgItem(m_hWnd, IDC_RESY), UDM_SETPOS, 0, MAKELPARAM(theApp.GetConfig("resy", 1024), 0));


	SendMessage(GetDlgItem(m_hWnd, IDC_SWTHREADS), UDM_SETRANGE, 0, MAKELPARAM(16, 0));
	SendMessage(GetDlgItem(m_hWnd, IDC_SWTHREADS), UDM_SETPOS, 0, MAKELPARAM(theApp.GetConfig("extrathreads", 0), 0));

	UpdateControls();
}

bool GSSettingsDlg::OnCommand(HWND hWnd, UINT id, UINT code)
{
	if(id == IDC_UPSCALE_MULTIPLIER && code == CBN_SELCHANGE)
	{
		UpdateControls();
	}
	if(id == IDC_RENDERER && code == CBN_SELCHANGE)
	{
		UpdateControls();
	}
	else if(id == IDC_NATIVERES && code == BN_CLICKED)
	{
		UpdateControls();
	}
	else if(id == IDC_SHADEBOOST && code == BN_CLICKED)
	{
		UpdateControls();
	}
	else if(id == IDC_SHADEBUTTON && code == BN_CLICKED)
	{
		ShadeBoostDlg.DoModal();
	}
	else if(id == IDC_HACKS_ENABLED && code == BN_CLICKED)
	{
		UpdateControls();
	}
	else if(id == IDC_HACKSBUTTON && code == BN_CLICKED)
	{
		HacksDlg.DoModal();
	}
	else if(id == IDOK)
	{
		INT_PTR data;

		if(!m_IsOpen2 && ComboBoxGetSelData(IDC_RESOLUTION, data))
		{
			const D3DDISPLAYMODE* mode = (D3DDISPLAYMODE*)data;

			theApp.SetConfig("ModeWidth", (int)mode->Width);
			theApp.SetConfig("ModeHeight", (int)mode->Height);
			theApp.SetConfig("ModeRefreshRate", (int)mode->RefreshRate);
		}

		if(ComboBoxGetSelData(IDC_RENDERER, data))
		{
			theApp.SetConfig("Renderer", (int)data);
		}

		if(ComboBoxGetSelData(IDC_INTERLACE, data))
		{
			theApp.SetConfig("Interlace", (int)data);
		}

		if(ComboBoxGetSelData(IDC_ASPECTRATIO, data))
		{
			theApp.SetConfig("AspectRatio", (int)data);
		}

		if(ComboBoxGetSelData(IDC_UPSCALE_MULTIPLIER, data))
		{
			theApp.SetConfig("upscale_multiplier", (int)data);
		}
		else
		{
			theApp.SetConfig("upscale_multiplier", 1);
		}

		if(GetId() == IDD_CONFIG) // TODO: other options may not be present in IDD_CONFIG2 as well
		{
			theApp.SetConfig("windowed", (int)IsDlgButtonChecked(m_hWnd, IDC_WINDOWED));			
		}

		theApp.SetConfig("filter", (int)IsDlgButtonChecked(m_hWnd, IDC_FILTER));
		theApp.SetConfig("paltex", (int)IsDlgButtonChecked(m_hWnd, IDC_PALTEX));
		theApp.SetConfig("vsync", (int)IsDlgButtonChecked(m_hWnd, IDC_VSYNC));
		theApp.SetConfig("logz", (int)IsDlgButtonChecked(m_hWnd, IDC_LOGZ));
		theApp.SetConfig("fba", (int)IsDlgButtonChecked(m_hWnd, IDC_FBA));
		theApp.SetConfig("aa1", (int)IsDlgButtonChecked(m_hWnd, IDC_AA1));
		theApp.SetConfig("nativeres", (int)IsDlgButtonChecked(m_hWnd, IDC_NATIVERES));
		theApp.SetConfig("resx", (int)SendMessage(GetDlgItem(m_hWnd, IDC_RESX), UDM_GETPOS, 0, 0));
		theApp.SetConfig("resy", (int)SendMessage(GetDlgItem(m_hWnd, IDC_RESY), UDM_GETPOS, 0, 0));
		theApp.SetConfig("extrathreads", (int)SendMessage(GetDlgItem(m_hWnd, IDC_SWTHREADS), UDM_GETPOS, 0, 0));

		// Shade Boost
		theApp.SetConfig("ShadeBoost", (int)IsDlgButtonChecked(m_hWnd, IDC_SHADEBOOST));

		// Hacks
		theApp.SetConfig("UserHacks", (int)IsDlgButtonChecked(m_hWnd, IDC_HACKS_ENABLED));
	}

	return __super::OnCommand(hWnd, id, code);
}

void GSSettingsDlg::UpdateControls()
{
	INT_PTR i;

	int scaling = 1; // in case reading the combo doesn't work, enable the custom res control anyway

	if(ComboBoxGetSelData(IDC_UPSCALE_MULTIPLIER, i))
	{
		scaling = (int)i;
	}

	if(ComboBoxGetSelData(IDC_RENDERER, i))
	{
		bool dx9 = (i / 3) == 0;
		bool dx11 = (i / 3) == 1;
		bool hw = (i % 3) == 0;
		bool sw = (i % 3) == 1;
		bool native = !!IsDlgButtonChecked(m_hWnd, IDC_NATIVERES);

		ShowWindow(GetDlgItem(m_hWnd, IDC_LOGO9), dx9 ? SW_SHOW : SW_HIDE);
		ShowWindow(GetDlgItem(m_hWnd, IDC_LOGO11), dx11 ? SW_SHOW : SW_HIDE);

		EnableWindow(GetDlgItem(m_hWnd, IDC_WINDOWED), dx9);
		EnableWindow(GetDlgItem(m_hWnd, IDC_RESX), hw && !native && scaling == 1);
		EnableWindow(GetDlgItem(m_hWnd, IDC_RESX_EDIT), hw && !native && scaling == 1);
		EnableWindow(GetDlgItem(m_hWnd, IDC_RESY), hw && !native && scaling == 1);
		EnableWindow(GetDlgItem(m_hWnd, IDC_RESY_EDIT), hw && !native && scaling == 1);
		EnableWindow(GetDlgItem(m_hWnd, IDC_UPSCALE_MULTIPLIER), hw && !native);
		EnableWindow(GetDlgItem(m_hWnd, IDC_NATIVERES), hw);
		EnableWindow(GetDlgItem(m_hWnd, IDC_FILTER), hw);
		EnableWindow(GetDlgItem(m_hWnd, IDC_PALTEX), hw);
		EnableWindow(GetDlgItem(m_hWnd, IDC_LOGZ), dx9 && hw);
		EnableWindow(GetDlgItem(m_hWnd, IDC_FBA), dx9 && hw);
		//EnableWindow(GetDlgItem(m_hWnd, IDC_AA1), sw); // Let uers set software params regardless of renderer used 
		//EnableWindow(GetDlgItem(m_hWnd, IDC_SWTHREADS_EDIT), sw);
		//EnableWindow(GetDlgItem(m_hWnd, IDC_SWTHREADS), sw);


		// Shade Boost
		EnableWindow(GetDlgItem(m_hWnd, IDC_SHADEBUTTON), IsDlgButtonChecked(m_hWnd, IDC_SHADEBOOST) == BST_CHECKED);

		// Hacks
		EnableWindow(GetDlgItem(m_hWnd, IDC_HACKS_ENABLED), hw);
		EnableWindow(GetDlgItem(m_hWnd, IDC_HACKSBUTTON), hw /*&& IsDlgButtonChecked(m_hWnd, IDC_HACKS_ENABLED) == BST_CHECKED*/);
	}
}

// Shade Boost Dialog

GSShadeBostDlg::GSShadeBostDlg() : 
	GSDialog(IDD_SHADEBOOST)
{}

void GSShadeBostDlg::OnInit()
{
	contrast = theApp.GetConfig("ShadeBoost_Contrast", 50);
	brightness = theApp.GetConfig("ShadeBoost_Brightness", 50);
	saturation = theApp.GetConfig("ShadeBoost_Saturation", 50);

	UpdateControls();
}

void GSShadeBostDlg::UpdateControls()
{
	SendMessage(GetDlgItem(m_hWnd, IDC_SATURATION_SLIDER), TBM_SETRANGE, TRUE, MAKELONG(0, 100));
	SendMessage(GetDlgItem(m_hWnd, IDC_BRIGHTNESS_SLIDER), TBM_SETRANGE, TRUE, MAKELONG(0, 100));
	SendMessage(GetDlgItem(m_hWnd, IDC_CONTRAST_SLIDER), TBM_SETRANGE, TRUE, MAKELONG(0, 100));

	SendMessage(GetDlgItem(m_hWnd, IDC_SATURATION_SLIDER), TBM_SETPOS, TRUE, saturation);
	SendMessage(GetDlgItem(m_hWnd, IDC_BRIGHTNESS_SLIDER), TBM_SETPOS, TRUE, brightness);
	SendMessage(GetDlgItem(m_hWnd, IDC_CONTRAST_SLIDER), TBM_SETPOS, TRUE, contrast);

	char text[8] = {0};

	sprintf(text, "%d", saturation);
	SetDlgItemText(m_hWnd, IDC_SATURATION_TEXT, text);
	sprintf(text, "%d", brightness);
	SetDlgItemText(m_hWnd, IDC_BRIGHTNESS_TEXT, text);
	sprintf(text, "%d", contrast);
	SetDlgItemText(m_hWnd, IDC_CONTRAST_TEXT, text);
}

bool GSShadeBostDlg::OnMessage(UINT message, WPARAM wParam, LPARAM lParam)
{
	switch(message)
	{
	case WM_HSCROLL:	
	{											
		if((HWND)lParam == GetDlgItem(m_hWnd, IDC_SATURATION_SLIDER)) 
		{	
			char text[8] = {0};

			saturation = SendMessage(GetDlgItem(m_hWnd, IDC_SATURATION_SLIDER),TBM_GETPOS,0,0);			
				
			sprintf(text, "%d", saturation);
			SetDlgItemText(m_hWnd, IDC_SATURATION_TEXT, text);
		}
		else if((HWND)lParam == GetDlgItem(m_hWnd, IDC_BRIGHTNESS_SLIDER)) 
		{	
			char text[8] = {0};

			brightness = SendMessage(GetDlgItem(m_hWnd, IDC_BRIGHTNESS_SLIDER),TBM_GETPOS,0,0);			
				
			sprintf(text, "%d", brightness);
			SetDlgItemText(m_hWnd, IDC_BRIGHTNESS_TEXT, text);
		}
		else if((HWND)lParam == GetDlgItem(m_hWnd, IDC_CONTRAST_SLIDER)) 
		{	
			char text[8] = {0};

			contrast = SendMessage(GetDlgItem(m_hWnd, IDC_CONTRAST_SLIDER),TBM_GETPOS,0,0);
							
			sprintf(text, "%d", contrast);
			SetDlgItemText(m_hWnd, IDC_CONTRAST_TEXT, text);
		}
	} break;

	case WM_COMMAND:
	{
		int id = LOWORD(wParam);

		switch(id)
		{
		case IDOK: 
		{
			theApp.SetConfig("ShadeBoost_Contrast", contrast);
			theApp.SetConfig("ShadeBoost_Brightness", brightness);
			theApp.SetConfig("ShadeBoost_Saturation", saturation);
			EndDialog(m_hWnd, id);		
		} break;

		case IDRESET:
		{
			contrast = 50;
			brightness = 50;
			saturation = 50;

			UpdateControls();
		} break;
		}

	} break;

	case WM_CLOSE:EndDialog(m_hWnd, IDCANCEL); break;

	default: return false;
	}
	

	return true;
}

// Hacks Dialog

GSHacksDlg::GSHacksDlg() : 
	GSDialog(IDD_HACKS)
{
	memset(msaa2cb, 0, sizeof(msaa2cb));
	memset(cb2msaa, 0, sizeof(cb2msaa));
}

void GSHacksDlg::OnInit()
{					
	bool dx9 = (int)SendMessage(GetDlgItem(GetParent(m_hWnd), IDC_RENDERER), CB_GETCURSEL, 0, 0) / 3 == 0;
	unsigned short cb = 0;

	if(dx9) for(unsigned short i = 0; i < 17; i++)
	{
		if( i == 1) continue;

		int depth = GSDevice9::GetMaxDepth(i);

		if(depth)
		{
			char text[32] = {0};
			sprintf(text, depth == 32 ? "%dx Z-32" : "%dx Z-24", i);
			SendMessage(GetDlgItem(m_hWnd, IDC_MSAACB), CB_ADDSTRING, 0, (LPARAM)text);

			msaa2cb[i] = cb;
			cb2msaa[cb] = i;
			cb++;
		}
	}
	else for(unsigned short j = 0; j < 5; j++) // TODO: Make the same kind of check for d3d11, eventually....
	{
		unsigned short i = j == 0 ? 0 : 1 << j;
		
		msaa2cb[i] = j;
		cb2msaa[j] = i;
		
		char text[32] = {0};
		sprintf(text, "%dx ", i);

		SendMessage(GetDlgItem(m_hWnd, IDC_MSAACB), CB_ADDSTRING, 0, (LPARAM)text);
	}

	SendMessage(GetDlgItem(m_hWnd, IDC_MSAACB), CB_SETCURSEL, msaa2cb[min(theApp.GetConfig("UserHacks_MSAA", 0), 16)], 0);

	CheckDlgButton(m_hWnd, IDC_ALPHAHACK, theApp.GetConfig("UserHacks_AlphaHack", 0));
	CheckDlgButton(m_hWnd, IDC_OFFSETHACK, theApp.GetConfig("UserHacks_HalfPixelOffset", 0));
	CheckDlgButton(m_hWnd, IDC_WILDHACK, theApp.GetConfig("UserHacks_WildHack", 0));
	CheckDlgButton(m_hWnd, IDC_AGGRESSIVECRC, theApp.GetConfig("UserHacks_AggressiveCRC", 0));
	CheckDlgButton(m_hWnd, IDC_CHECK_DISABLE_ALL_HACKS, theApp.GetConfig("UserHacks_DisableCrcHacks", 0));

	SendMessage(GetDlgItem(m_hWnd, IDC_SKIPDRAWHACK), UDM_SETRANGE, 0, MAKELPARAM(1000, 0));
	SendMessage(GetDlgItem(m_hWnd, IDC_SKIPDRAWHACK), UDM_SETPOS, 0, MAKELPARAM(theApp.GetConfig("UserHacks_SkipDraw", 0), 0));


	// Hacks descriptions
	SetWindowText(GetDlgItem(m_hWnd, IDC_HACK_DESCRIPTION), "Hover over an item to get a description.");
}

void GSHacksDlg::UpdateControls()
{}

bool GSHacksDlg::OnMessage(UINT message, WPARAM wParam, LPARAM lParam)
{	    
	switch(message)
	{
	case WM_SETCURSOR:
	{
		const char *helpstr = "";

		POINT pos;
		GetCursorPos(&pos);
		ScreenToClient(m_hWnd, &pos);

		HWND hoveredwnd = ChildWindowFromPointEx(m_hWnd, pos, CWP_SKIPINVISIBLE | CWP_SKIPTRANSPARENT);

		if (hoveredwnd != hovered_window)
			hovered_window = hoveredwnd;
		else
			break;

		switch (GetDlgCtrlID(hoveredwnd))
		{
			case IDC_SKIPDRAWHACK:
			case IDC_SKIPDRAWHACKEDIT:
			case IDC_STATIC_SKIPDRAW:
				helpstr = "Skipdraw\n\nSkips drawing n surfaces completely. "
						  "Use it, for example, to try and get rid of bad post processing effects."
						  " Try values between 1 and 100.";
				break;
			case IDC_ALPHAHACK:
				helpstr = "Alpha Hack\n\nDifferent alpha handling. Can work around some shadow problems.";
				break;
			case IDC_OFFSETHACK:
				helpstr = "Halfpixel\n\nMight fix some misaligned fog, bloom, or blend effect.";
				break;
			case IDC_WILDHACK:
				helpstr = "WildArms\n\nLowers the GS precision to avoid gaps between pixels when"
						  " upscaling. Full option fixes the text on WildArms games, while Half option might improve portraits"
						  " in ArTonelico.";
				break;
			case IDC_MSAACB:
			case IDC_STATIC_MSAA:
				helpstr = "Multisample Anti-Aliasing\n\nEnables hardware Anti-Aliasing. Needs lots of memory."
						  " The Z-24 modes might need to have LogarithmicZ to compensate for the bits lost (only in DX9 mode).";
				break;
			case IDC_AGGRESSIVECRC:
				helpstr = "Use more aggressive CRC hacks on some games\n\n"
						  "Only affects few games, removing some effects which might make the image sharper/clearer.\n"
						  "Affected games: FFX, FFX2, FFXII, GOW2, ICO, SoTC, SSX3.";
				break;
			case IDC_CHECK_DISABLE_ALL_HACKS:
				helpstr = "FOR TESTING ONLY!!\n\n"
						  "Disable all CRC hacks - will break many games. Overrides CrcHacksExclusion at gsdx.ini\n"
						  "\n"
						  "It's possible to exclude CRC hacks also via the gsdx.ini. E.g.:\n"
						  "CrcHacksExclusions=all\n"
						  "CrcHacksExclusions=0x0F0C4A9C, 0x0EE5646B, 0x7ACF7E03";
				break;
			default:
				helpstr = "Hover over an item to get a description.";
				break;
		}

		SetWindowText(GetDlgItem(m_hWnd, IDC_HACK_DESCRIPTION), helpstr);

	} break;

	case WM_COMMAND:
	{
		int id = LOWORD(wParam);

		switch(id)
		{
		case IDOK: 
		{
			theApp.SetConfig("UserHacks_MSAA", cb2msaa[(int)SendMessage(GetDlgItem(m_hWnd, IDC_MSAACB), CB_GETCURSEL, 0, 0)]);
			theApp.SetConfig("UserHacks_AlphaHack", (int)IsDlgButtonChecked(m_hWnd, IDC_ALPHAHACK));
			theApp.SetConfig("UserHacks_HalfPixelOffset", (int)IsDlgButtonChecked(m_hWnd, IDC_OFFSETHACK));
			theApp.SetConfig("UserHacks_SkipDraw", (int)SendMessage(GetDlgItem(m_hWnd, IDC_SKIPDRAWHACK), UDM_GETPOS, 0, 0));
			theApp.SetConfig("UserHacks_WildHack", (int)IsDlgButtonChecked(m_hWnd, IDC_WILDHACK));
			theApp.SetConfig("UserHacks_AggressiveCRC", (int)IsDlgButtonChecked(m_hWnd, IDC_AGGRESSIVECRC));
			theApp.SetConfig("UserHacks_DisableCrcHacks", (int)IsDlgButtonChecked(m_hWnd, IDC_CHECK_DISABLE_ALL_HACKS));
			EndDialog(m_hWnd, id);
		} break;
		}

	} break;

	case WM_CLOSE:EndDialog(m_hWnd, IDCANCEL); break;

	default: return false;
	}

	return true;
}