// NOTE: Apologies for the quality of this code, this is really from pre-opensource Dolphin - that is, 2003.

#include <windows.h>
#include <windowsx.h>
#include <commctrl.h>
#include "..\resource.h"

#include "../../Core/Debugger/SymbolMap.h"
#include "Debugger_VFPUDlg.h"

#include "CtrlMemView.h"

#include "../../Core/MIPS/MIPS.h" //	BAD

CVFPUDlg *vfpudlg;

CVFPUDlg::CVFPUDlg(HINSTANCE _hInstance, HWND _hParent, DebugInterface *cpu_) : Dialog((LPCSTR)IDD_VFPU, _hInstance,_hParent)
{
	cpu = cpu_;
	TCHAR temp[256];
	sprintf(temp,"VFPU - %s",cpu->GetName());
	SetWindowText(m_hDlg,temp);
	ShowWindow(m_hDlg,SW_HIDE);
	font = CreateFont(12,0,0,0,FW_DONTCARE,FALSE,FALSE,FALSE,DEFAULT_CHARSET,OUT_DEFAULT_PRECIS,CLIP_DEFAULT_PRECIS,DEFAULT_QUALITY,DEFAULT_PITCH,
		"Lucida Console");

	HWND tabs = GetDlgItem(m_hDlg, IDC_TABDATATYPE);

	TCITEM tcItem;
	ZeroMemory (&tcItem,sizeof (tcItem));
	tcItem.mask			= TCIF_TEXT;
	tcItem.dwState		= 0;
	tcItem.pszText		= "Float";
	tcItem.cchTextMax	= (int)strlen(tcItem.pszText)+1;
	tcItem.iImage		= 0;
	TabCtrl_InsertItem(tabs, TabCtrl_GetItemCount(tabs),&tcItem);
	tcItem.pszText		= "HalfFloat";
	tcItem.cchTextMax	= (int)strlen(tcItem.pszText)+1;
	TabCtrl_InsertItem(tabs, TabCtrl_GetItemCount(tabs),&tcItem);
	tcItem.pszText		= "Hex";
	tcItem.cchTextMax	= (int)strlen(tcItem.pszText)+1;
	TabCtrl_InsertItem(tabs, TabCtrl_GetItemCount(tabs),&tcItem);
	tcItem.pszText		= "Bytes";
	tcItem.cchTextMax	= (int)strlen(tcItem.pszText)+1;
	TabCtrl_InsertItem(tabs, TabCtrl_GetItemCount(tabs),&tcItem);
	tcItem.pszText		= "Shorts";
	tcItem.cchTextMax	= (int)strlen(tcItem.pszText)+1;
	TabCtrl_InsertItem(tabs, TabCtrl_GetItemCount(tabs),&tcItem);
	tcItem.pszText		= "Ints";
	tcItem.cchTextMax	= (int)strlen(tcItem.pszText)+1;
	TabCtrl_InsertItem(tabs, TabCtrl_GetItemCount(tabs),&tcItem);
	mode=0;
	Size();
}


CVFPUDlg::~CVFPUDlg(void)
{
	DeleteObject(font);
}

void CVFPUDlg::Update(void)
{
	if (m_hDlg != NULL)
	{
		InvalidateRect(m_hDlg, 0,0);
		/*
		CtrlMemView *mv = CtrlMemView::getFrom(GetDlgItem(m_hDlg,IDC_MEMVIEW));
		if (mv != NULL)
			mv->redraw();*/
	}	
}



BOOL CVFPUDlg::DlgProc(UINT message, WPARAM wParam, LPARAM lParam)
{
	switch(message)
	{
	case WM_INITDIALOG:
		{
			return TRUE;
		}
		break;
	case WM_COMMAND:
		{
//			CtrlMemView *mv = CtrlMemView::getFrom(GetDlgItem(m_hDlg,IDC_MEMVIEW));
			//switch (LOWORD(wParam))
			//{
			//}
		}
		break;

	case WM_NOTIFY:
		{
			HWND tabs = GetDlgItem(m_hDlg, IDC_TABDATATYPE);
			NMHDR* pNotifyMessage = NULL;
			pNotifyMessage = (LPNMHDR)lParam; 		
			if (pNotifyMessage->hwndFrom == tabs)
			{
				mode = TabCtrl_GetCurSel (tabs);
				InvalidateRect(m_hDlg,0,0);
			}
			break;
		}

	case WM_SIZE:
		Size();
		break;

	case WM_PAINT:
		{
			HWND wnd = m_hDlg;
			RECT rect;
			GetClientRect(wnd, &rect);
			PAINTSTRUCT p;
			HDC hdc = BeginPaint(wnd, &p);
			SetBkMode(hdc, TRANSPARENT);
			DWORD bgColor = 0xffffff;
			HPEN nullPen=CreatePen(0,0,bgColor);
			HPEN currentPen=CreatePen(0,0,0);
			HPEN selPen=CreatePen(0,0,0x808080);
			LOGBRUSH lbr;
			lbr.lbHatch=0; lbr.lbStyle=0; 
			lbr.lbColor=bgColor;
			HBRUSH nullBrush=CreateBrushIndirect(&lbr);
			lbr.lbColor=0xFFEfE8;
			HBRUSH currentBrush=CreateBrushIndirect(&lbr);
			lbr.lbColor=0x70FF70;
			HBRUSH pcBrush=CreateBrushIndirect(&lbr);
			HPEN oldPen=(HPEN)SelectObject(hdc,currentPen);
			HBRUSH oldBrush=(HBRUSH)SelectObject(hdc,nullBrush);
			HFONT oldFont = (HFONT)SelectObject(hdc,(HGDIOBJ)font);

			enum
			{
				rowHeight = 15,
				columnWidth = 80,
				xStart = columnWidth/2,
				yStart = 30,
			};

			for (int matrix = 0; matrix<8; matrix++)
			{
				int my = (int)(yStart + matrix * rowHeight * 5.5f);
				Rectangle(hdc, 0, my, xStart, my+rowHeight);
				char temp[256];
				int temp_len = sprintf_s(temp, "M%i00", matrix);
				TextOut(hdc,3,my+2,temp,temp_len);
				Rectangle(hdc,xStart,my+rowHeight,xStart+columnWidth*4,my+5*rowHeight);

				for (int column = 0; column<4; column++)
				{
					int y = my;
					int x = column * columnWidth + xStart;

					Rectangle(hdc, x, y, x + columnWidth, y+rowHeight);
					temp_len = sprintf_s(temp, "R%i0%i", matrix, column);
					TextOut(hdc,x+3,y+2,temp,temp_len);

					Rectangle(hdc, 0, y+rowHeight*(column+1), xStart, y+rowHeight*(column+2));
					temp_len = sprintf_s(temp, "C%i%i0", matrix, column);
					TextOut(hdc,3,y+rowHeight*(column+1)+1,temp,temp_len);

					y+=rowHeight;

					for (int row = 0; row<4; row++)
					{
						float val = mipsr4k.v[column*32+row+matrix*4];
						u32 hex = *((u32*)&val);
						switch (mode)
						{
						case 0: temp_len = sprintf_s(temp,"%f",val); break;
//						case 1: temp_len = sprintf_s(temp,"??"); break;
						case 2: temp_len = sprintf_s(temp,"0x%08x",hex); break;
						default:temp_len = sprintf_s(temp,"%f",val); break;
						}
						
						TextOut(hdc,x+3,y+2,temp,temp_len);
						y+=rowHeight;
					}
				}
			}

			SelectObject(hdc,oldFont);
			SelectObject(hdc,oldPen);
			SelectObject(hdc,oldBrush);

			DeleteObject(nullPen);
			DeleteObject(currentPen);
			DeleteObject(selPen);

			DeleteObject(nullBrush);
			DeleteObject(pcBrush);
			DeleteObject(currentBrush);
		
			EndPaint(m_hDlg, &p);
		}
		break;
		
	case WM_CLOSE:
		Show(false);
		break;
	}
		
	return 0;
}

void CVFPUDlg::Goto(u32 addr)
{
	Show(true);
	CtrlMemView *mv = CtrlMemView::getFrom(GetDlgItem(CVFPUDlg::m_hDlg,IDC_MEMVIEW));
	mv->gotoAddr(addr & ~3);
}


void CVFPUDlg::Size()
{
	RECT rc;
	GetClientRect(m_hDlg,&rc);
}