Mercurial > vba-linux

     1 // MapView.cpp : implementation file

     2 //

     3 

     4 #include "stdafx.h"

     5 #include "resource.h"

     6 #include "MapView.h"

     7 #include "FileDlg.h"

     8 #include "Reg.h"

     9 #include "WinResUtil.h"

    10 #include "VBA.h"

    11 

    12 #include "../gba/GBAGlobals.h"

    13 #include "../NLS.h"

    14 #include "../common/Util.h"

    15 

    16 extern "C" {

    17 #include <png.h>

    18 }

    19 

    20 /////////////////////////////////////////////////////////////////////////////

    21 // MapView dialog

    22 

    23 MapView::MapView(CWnd*pParent /*=NULL*/)

    24 	: ResizeDlg(MapView::IDD, pParent)

    25 {

    26 	//{{AFX_DATA_INIT(MapView)

    27 	//}}AFX_DATA_INIT

    28 	autoUpdate = false;

    29 

    30 	memset(&bmpInfo.bmiHeader, 0, sizeof(bmpInfo.bmiHeader));

    31 

    32 	bmpInfo.bmiHeader.biSize        = sizeof(bmpInfo.bmiHeader);

    33 	bmpInfo.bmiHeader.biWidth       = 1024;

    34 	bmpInfo.bmiHeader.biHeight      = -1024;

    35 	bmpInfo.bmiHeader.biPlanes      = 1;

    36 	bmpInfo.bmiHeader.biBitCount    = 24;

    37 	bmpInfo.bmiHeader.biCompression = BI_RGB;

    38 	data = (u8 *)calloc(1, 3 * 1024 * 1024);

    39 

    40 	mapView.setData(data);

    41 	mapView.setBmpInfo(&bmpInfo);

    42 

    43 	control = BG0CNT;

    44 

    45 	bg    = 0;

    46 	frame = 0;

    47 }

    48 

    49 MapView::~MapView()

    50 {

    51 	free(data);

    52 	data = NULL;

    53 }

    54 

    55 void MapView::DoDataExchange(CDataExchange*pDX)

    56 {

    57 	CDialog::DoDataExchange(pDX);

    58 	//{{AFX_DATA_MAP(MapView)

    59 	DDX_Control(pDX, IDC_NUMCOLORS, m_numcolors);

    60 	DDX_Control(pDX, IDC_MODE, m_mode);

    61 	DDX_Control(pDX, IDC_OVERFLOW, m_overflow);

    62 	DDX_Control(pDX, IDC_MOSAIC, m_mosaic);

    63 	DDX_Control(pDX, IDC_PRIORITY, m_priority);

    64 	DDX_Control(pDX, IDC_DIM, m_dim);

    65 	DDX_Control(pDX, IDC_CHARBASE, m_charbase);

    66 	DDX_Control(pDX, IDC_MAPBASE, m_mapbase);

    67 	//}}AFX_DATA_MAP

    68 	DDX_Control(pDX, IDC_MAP_VIEW, mapView);

    69 	DDX_Control(pDX, IDC_MAP_VIEW_ZOOM, mapViewZoom);

    70 	DDX_Control(pDX, IDC_COLOR, color);

    71 }

    72 

    73 BEGIN_MESSAGE_MAP(MapView, CDialog)

    74 //{{AFX_MSG_MAP(MapView)

    75 ON_BN_CLICKED(IDC_REFRESH, OnRefresh)

    76 ON_BN_CLICKED(IDC_FRAME_0, OnFrame0)

    77 ON_BN_CLICKED(IDC_FRAME_1, OnFrame1)

    78 ON_BN_CLICKED(IDC_BG0, OnBg0)

    79 ON_BN_CLICKED(IDC_BG1, OnBg1)

    80 ON_BN_CLICKED(IDC_BG2, OnBg2)

    81 ON_BN_CLICKED(IDC_BG3, OnBg3)

    82 ON_BN_CLICKED(IDC_STRETCH, OnStretch)

    83 ON_BN_CLICKED(IDC_AUTO_UPDATE, OnAutoUpdate)

    84 ON_BN_CLICKED(IDC_CLOSE, OnClose)

    85 ON_BN_CLICKED(IDC_SAVE, OnSave)

    86 //}}AFX_MSG_MAP

    87 ON_MESSAGE(WM_MAPINFO, OnMapInfo)

    88 ON_MESSAGE(WM_COLINFO, OnColInfo)

    89 END_MESSAGE_MAP()

    90 

    91 /////////////////////////////////////////////////////////////////////////////

    92 // MapView message handlers

    93 

    94 void MapView::renderTextScreen(u16 control)

    95 {

    96 	u16 *palette    = (u16 *)paletteRAM;

    97 	u8 * charBase   = &vram[((control >> 2) & 0x03) * 0x4000];

    98 	u16 *screenBase = (u16 *)&vram[((control >> 8) & 0x1f) * 0x800];

    99 	u8 * bmp        = data;

   100 

   101 	int sizeX = 256;

   102 	int sizeY = 256;

   103 	switch ((control >> 14) & 3)

   104 	{

   105 	case 0:

   106 		break;

   107 	case 1:

   108 		sizeX = 512;

   109 		break;

   110 	case 2:

   111 		sizeY = 512;

   112 		break;

   113 	case 3:

   114 		sizeX = 512;

   115 		sizeY = 512;

   116 		break;

   117 	}

   118 

   119 	w = sizeX;

   120 	h = sizeY;

   121 

   122 	if (control & 0x80)

   123 	{

   124 		for (int y = 0; y < sizeY; y++)

   125 		{

   126 			int yy = y & 255;

   127 

   128 			if (y == 256 && sizeY > 256)

   129 			{

   130 				screenBase += 0x400;

   131 				if (sizeX > 256)

   132 					screenBase += 0x400;

   133 			}

   134 			u16 *screenSource = screenBase + ((yy>>3)*32);

   135 

   136 			for (int x = 0; x < sizeX; x++)

   137 			{

   138 				u16 data = *screenSource;

   139 

   140 				int tile  = data & 0x3FF;

   141 				int tileX = (x & 7);

   142 				int tileY = y & 7;

   143 

   144 				if (data & 0x0400)

   145 					tileX = 7 - tileX;

   146 				if (data & 0x0800)

   147 					tileY = 7 - tileY;

   148 

   149 				u8 c = charBase[tile * 64 + tileY * 8 + tileX];

   150 

   151 				u16 color = palette[c];

   152 

   153 				*bmp++ = ((color >> 10) & 0x1f) << 3;

   154 				*bmp++ = ((color >> 5) & 0x1f) << 3;

   155 				*bmp++ = (color & 0x1f) << 3;

   156 

   157 				if (data & 0x0400)

   158 				{

   159 					if (tileX == 0)

   160 						screenSource++;

   161 				}

   162 				else if (tileX == 7)

   163 					screenSource++;

   164 				if (x == 255 && sizeX > 256)

   165 				{

   166 					screenSource = screenBase + 0x400 + ((yy>>3)*32);

   167 				}

   168 			}

   169 		}

   170 	}

   171 	else

   172 	{

   173 		for (int y = 0; y < sizeY; y++)

   174 		{

   175 			int yy = y & 255;

   176 

   177 			if (y == 256 && sizeY > 256)

   178 			{

   179 				screenBase += 0x400;

   180 				if (sizeX > 256)

   181 					screenBase += 0x400;

   182 			}

   183 			u16 *screenSource = screenBase + ((yy>>3)*32);

   184 

   185 			for (int x = 0; x < sizeX; x++)

   186 			{

   187 				u16 data = *screenSource;

   188 

   189 				int tile  = data & 0x3FF;

   190 				int tileX = (x & 7);

   191 				int tileY = y & 7;

   192 

   193 				if (data & 0x0400)

   194 					tileX = 7 - tileX;

   195 				if (data & 0x0800)

   196 					tileY = 7 - tileY;

   197 

   198 				u8 color = charBase[tile * 32 + tileY * 4 + (tileX>>1)];

   199 

   200 				if (tileX & 1)

   201 				{

   202 					color = (color >> 4);

   203 				}

   204 				else

   205 				{

   206 					color &= 0x0F;

   207 				}

   208 

   209 				int pal    = (*screenSource>>8) & 0xF0;

   210 				u16 color2 = palette[pal + color];

   211 

   212 				*bmp++ = ((color2 >> 10) & 0x1f) << 3;

   213 				*bmp++ = ((color2 >> 5) & 0x1f) << 3;

   214 				*bmp++ = (color2 & 0x1f) << 3;

   215 

   216 				if (data & 0x0400)

   217 				{

   218 					if (tileX == 0)

   219 						screenSource++;

   220 				}

   221 				else if (tileX == 7)

   222 					screenSource++;

   223 

   224 				if (x == 255 && sizeX > 256)

   225 				{

   226 					screenSource = screenBase + 0x400 + ((yy>>3)*32);

   227 				}

   228 			}

   229 		}

   230 	}

   231 	/*

   232 	   switch(bg) {

   233 	   case 0:

   234 	   renderView(BG0HOFS<<8, BG0VOFS<<8,

   235 	   0x100, 0x000,

   236 	   0x000, 0x100,

   237 	   (sizeX -1) <<8,

   238 	   (sizeY -1) << 8,

   239 	   true);

   240 	   break;

   241 	   case 1:

   242 	   renderView(BG1HOFS<<8, BG1VOFS<<8,

   243 	   0x100, 0x000,

   244 	   0x000, 0x100,

   245 	   (sizeX -1) <<8,

   246 	   (sizeY -1) << 8,

   247 	   true);

   248 	   break;

   249 	   case 2:

   250 	   renderView(BG2HOFS<<8, BG2VOFS<<8,

   251 	   0x100, 0x000,

   252 	   0x000, 0x100,

   253 	   (sizeX -1) <<8,

   254 	   (sizeY -1) << 8,

   255 	   true);

   256 	   break;

   257 	   case 3:

   258 	   renderView(BG3HOFS<<8, BG3VOFS<<8,

   259 	   0x100, 0x000,

   260 	   0x000, 0x100,

   261 	   (sizeX -1) <<8,

   262 	   (sizeY -1) << 8,

   263 	   true);

   264 	   break;

   265 	   }

   266 	 */

   267 }

   268 

   269 void MapView::renderRotScreen(u16 control)

   270 {

   271 	u16 *palette    = (u16 *)paletteRAM;

   272 	u8 * charBase   = &vram[((control >> 2) & 0x03) * 0x4000];

   273 	u8 * screenBase = (u8 *)&vram[((control >> 8) & 0x1f) * 0x800];

   274 	u8 * bmp        = data;

   275 

   276 	int sizeX = 128;

   277 	int sizeY = 128;

   278 	switch ((control >> 14) & 3)

   279 	{

   280 	case 0:

   281 		break;

   282 	case 1:

   283 		sizeX = sizeY = 256;

   284 		break;

   285 	case 2:

   286 		sizeX = sizeY = 512;

   287 		break;

   288 	case 3:

   289 		sizeX = sizeY = 1024;

   290 		break;

   291 	}

   292 

   293 	w = sizeX;

   294 	h = sizeY;

   295 

   296 	if (control & 0x80)

   297 	{

   298 		for (int y = 0; y < sizeY; y++)

   299 		{

   300 			for (int x = 0; x < sizeX; x++)

   301 			{

   302 				int tile = screenBase[(x>>3) + (y>>3)*(w>>3)];

   303 

   304 				int tileX = (x & 7);

   305 				int tileY = y & 7;

   306 

   307 				u8  color  = charBase[tile * 64 + tileY * 8 + tileX];

   308 				u16 color2 = palette[color];

   309 

   310 				*bmp++ = ((color2 >> 10) & 0x1f) << 3;

   311 				*bmp++ = ((color2 >> 5) & 0x1f) << 3;

   312 				*bmp++ = (color2 & 0x1f) << 3;

   313 			}

   314 		}

   315 	}

   316 	else

   317 	{

   318 		for (int y = 0; y < sizeY; y++)

   319 		{

   320 			for (int x = 0; x < sizeX; x++)

   321 			{

   322 				int tile = screenBase[(x>>3) + (y>>3)*(w>>3)];

   323 

   324 				int tileX = (x & 7);

   325 				int tileY = y & 7;

   326 

   327 				u8  color  = charBase[tile * 64 + tileY * 8 + tileX];

   328 				u16 color2 = palette[color];

   329 

   330 				*bmp++ = ((color2 >> 10) & 0x1f) << 3;

   331 				*bmp++ = ((color2 >> 5) & 0x1f) << 3;

   332 				*bmp++ = (color2 & 0x1f) << 3;

   333 			}

   334 		}

   335 	}

   336 

   337 	u32 xx;

   338 	u32 yy;

   339 

   340 	switch (bg)

   341 	{

   342 	case 2:

   343 		xx = BG2X_L | BG2X_H << 16;

   344 		yy = BG2Y_L | BG2Y_H << 16;

   345 

   346 		/*

   347 		      renderView(xx, yy,

   348 		      BG2PA, BG2PC,

   349 		      BG2PB, BG2PD,

   350 		      (sizeX -1) <<8,

   351 		      (sizeY -1) << 8,

   352 		      (control & 0x2000) != 0);

   353 		 */

   354 		break;

   355 	case 3:

   356 		xx = BG3X_L | BG3X_H << 16;

   357 		yy = BG3Y_L | BG3Y_H << 16;

   358 		/*

   359 		      renderView(xx, yy,

   360 		      BG3PA, BG3PC,

   361 		      BG3PB, BG3PD,

   362 		      (sizeX -1) <<8,

   363 		      (sizeY -1) << 8,

   364 		      (control & 0x2000) != 0);

   365 		 */

   366 		break;

   367 	}

   368 }

   369 

   370 void MapView::renderMode0()

   371 {

   372 	renderTextScreen(control);

   373 }

   374 

   375 void MapView::renderMode1()

   376 {

   377 	switch (bg)

   378 	{

   379 	case 0:

   380 	case 1:

   381 		renderTextScreen(control);

   382 		break;

   383 	case 2:

   384 		renderRotScreen(control);

   385 		break;

   386 	default:

   387 		bg      = 0;

   388 		control = BG0CNT;

   389 		renderTextScreen(control);

   390 		break;

   391 	}

   392 }

   393 

   394 void MapView::renderMode2()

   395 {

   396 	switch (bg)

   397 	{

   398 	case 2:

   399 	case 3:

   400 		renderRotScreen(control);

   401 		break;

   402 	default:

   403 		bg      = 2;

   404 		control = BG2CNT;

   405 		renderRotScreen(control);

   406 		break;

   407 	}

   408 }

   409 

   410 void MapView::renderMode3()

   411 {

   412 	u8 * bmp = data;

   413 	u16 *src = (u16 *)&vram[0];

   414 

   415 	w = 240;

   416 	h = 160;

   417 

   418 	for (int y = 0; y < 160; y++)

   419 	{

   420 		for (int x = 0; x < 240; x++)

   421 		{

   422 			u16 data = *src++;

   423 			*bmp++ = ((data >> 10) & 0x1f) << 3;

   424 			*bmp++ = ((data >> 5) & 0x1f) << 3;

   425 			*bmp++ = (data & 0x1f) << 3;

   426 		}

   427 	}

   428 	bg = 2;

   429 }

   430 

   431 void MapView::renderMode4()

   432 {

   433 	u8 * bmp = data;

   434 	u8 * src = frame ? &vram[0xa000] : &vram[0];

   435 	u16 *pal = (u16 *)&paletteRAM[0];

   436 

   437 	w = 240;

   438 	h = 160;

   439 

   440 	for (int y = 0; y < 160; y++)

   441 	{

   442 		for (int x = 0; x < 240; x++)

   443 		{

   444 			u8  c    = *src++;

   445 			u16 data = pal[c];

   446 			*bmp++ = ((data >> 10) & 0x1f) << 3;

   447 			*bmp++ = ((data >> 5) & 0x1f) << 3;

   448 			*bmp++ = (data & 0x1f) << 3;

   449 		}

   450 	}

   451 	bg = 2;

   452 }

   453 

   454 void MapView::renderMode5()

   455 {

   456 	u8 * bmp = data;

   457 	u16 *src = (u16 *)(frame ? &vram[0xa000] : &vram[0]);

   458 

   459 	w = 160;

   460 	h = 128;

   461 

   462 	for (int y = 0; y < 128; y++)

   463 	{

   464 		for (int x = 0; x < 160; x++)

   465 		{

   466 			u16 data = *src++;

   467 			*bmp++ = ((data >> 10) & 0x1f) << 3;

   468 			*bmp++ = ((data >> 5) & 0x1f) << 3;

   469 			*bmp++ = (data & 0x1f) << 3;

   470 		}

   471 	}

   472 	bg = 2;

   473 }

   474 

   475 void MapView::OnRefresh()

   476 {

   477 	paint();

   478 }

   479 

   480 void MapView::paint()

   481 {

   482 	if (vram == NULL)

   483 		return;

   484 	int mode = DISPCNT & 7;

   485 

   486 	switch (bg)

   487 	{

   488 	default:

   489 	case 0:

   490 		control = BG0CNT;

   491 		break;

   492 	case 1:

   493 		control = BG1CNT;

   494 		break;

   495 	case 2:

   496 		control = BG2CNT;

   497 		break;

   498 	case 3:

   499 		control = BG3CNT;

   500 		break;

   501 	}

   502 

   503 	switch (mode)

   504 	{

   505 	case 0:

   506 		renderMode0();

   507 		break;

   508 	case 1:

   509 		renderMode1();

   510 		break;

   511 	case 2:

   512 		renderMode2();

   513 		break;

   514 	case 3:

   515 		renderMode3();

   516 		break;

   517 	case 4:

   518 		renderMode4();

   519 		break;

   520 	case 5:

   521 		renderMode5();

   522 		break;

   523 	}

   524 	enableButtons(mode);

   525 	SIZE s;

   526 

   527 	if (mapView.getStretch())

   528 	{

   529 		mapView.setSize(w, h);

   530 		s.cx = s.cy = 1;

   531 		mapView.SetScrollSizes(MM_TEXT, s);

   532 	}

   533 	else

   534 	{

   535 		mapView.setSize(w, h);

   536 		s.cx = w;

   537 		s.cy = h;

   538 		mapView.SetScrollSizes(MM_TEXT, s);

   539 	}

   540 

   541 	mapView.refresh();

   542 

   543 	CString buffer;

   544 

   545 	u32 charBase   = ((control >> 2) & 0x03) * 0x4000 + 0x6000000;

   546 	u32 screenBase = ((control >> 8) & 0x1f) * 0x800 + 0x6000000;

   547 

   548 	buffer.Format("%d", mode);

   549 	m_mode.SetWindowText(buffer);

   550 

   551 	if (mode >= 3)

   552 	{

   553 		m_mapbase.SetWindowText("");

   554 		m_charbase.SetWindowText("");

   555 	}

   556 	else

   557 	{

   558 		buffer.Format("0x%08X", screenBase);

   559 		m_mapbase.SetWindowText(buffer);

   560 

   561 		buffer.Format("0x%08X", charBase);

   562 		m_charbase.SetWindowText(buffer);

   563 	}

   564 

   565 	buffer.Format("%dx%d", w, h);

   566 	m_dim.SetWindowText(buffer);

   567 

   568 	m_numcolors.SetWindowText(control & 0x80 ? "256" : "16");

   569 

   570 	buffer.Format("%d", control & 3);

   571 	m_priority.SetWindowText(buffer);

   572 

   573 	m_mosaic.SetWindowText(control & 0x40 ? "1" : "0");

   574 

   575 	m_overflow.SetWindowText(bg <= 1 ? "" :

   576 	                         control & 0x2000 ? "1" : "0");

   577 }

   578 

   579 BOOL MapView::OnInitDialog()

   580 {

   581 	CDialog::OnInitDialog();

   582 

   583 	DIALOG_SIZER_START(sz)

   584 	DIALOG_SIZER_ENTRY(IDC_MAP_VIEW, DS_SizeX | DS_SizeY)

   585 	DIALOG_SIZER_ENTRY(IDC_REFRESH, DS_MoveY)

   586 	DIALOG_SIZER_ENTRY(IDC_CLOSE, DS_MoveY)

   587 	DIALOG_SIZER_ENTRY(IDC_SAVE,  DS_MoveY)

   588 	DIALOG_SIZER_ENTRY(IDC_COLOR, DS_MoveY)

   589 	DIALOG_SIZER_ENTRY(IDC_R, DS_MoveY)

   590 	DIALOG_SIZER_ENTRY(IDC_G, DS_MoveY)

   591 	DIALOG_SIZER_ENTRY(IDC_B, DS_MoveY)

   592 	DIALOG_SIZER_END()

   593 	SetData(sz,

   594 	        TRUE,

   595 	        HKEY_CURRENT_USER,

   596 	        "Software\\Emulators\\VisualBoyAdvance\\Viewer\\MapView",

   597 	        NULL);

   598 

   599 	SIZE size;

   600 	size.cx = 1;

   601 	size.cy = 1;

   602 	mapView.SetScrollSizes(MM_TEXT, size);

   603 	int s = regQueryDwordValue("mapViewStretch", 0);

   604 	if (s)

   605 		mapView.setStretch(true);

   606 	((CButton *)GetDlgItem(IDC_STRETCH))->SetCheck(s);

   607 	paint();

   608 

   609 	return TRUE; // return TRUE unless you set the focus to a control

   610 	             // EXCEPTION: OCX Property Pages should return FALSE

   611 }

   612 

   613 void MapView::PostNcDestroy()

   614 {

   615 	delete this;

   616 }

   617 

   618 void MapView::enableButtons(int mode)

   619 {

   620 	bool enable[6] = { true, true, true, true, true, true };

   621 

   622 	switch (mode)

   623 	{

   624 	case 0:

   625 		enable[4] = false;

   626 		enable[5] = false;

   627 		break;

   628 	case 1:

   629 		enable[3] = false;

   630 		enable[4] = false;

   631 		enable[5] = false;

   632 		break;

   633 	case 2:

   634 		enable[0] = false;

   635 		enable[1] = false;

   636 		enable[4] = false;

   637 		enable[5] = false;

   638 		break;

   639 	case 3:

   640 		enable[0] = false;

   641 		enable[1] = false;

   642 		enable[2] = false;

   643 		enable[3] = false;

   644 		enable[4] = false;

   645 		enable[5] = false;

   646 		break;

   647 	case 4:

   648 		enable[0] = false;

   649 		enable[1] = false;

   650 		enable[2] = false;

   651 		enable[3] = false;

   652 		break;

   653 	case 5:

   654 		enable[0] = false;

   655 		enable[1] = false;

   656 		enable[2] = false;

   657 		enable[3] = false;

   658 		break;

   659 	}

   660 	GetDlgItem(IDC_BG0)->EnableWindow(enable[0]);

   661 	GetDlgItem(IDC_BG1)->EnableWindow(enable[1]);

   662 	GetDlgItem(IDC_BG2)->EnableWindow(enable[2]);

   663 	GetDlgItem(IDC_BG3)->EnableWindow(enable[3]);

   664 	GetDlgItem(IDC_FRAME_0)->EnableWindow(enable[4]);

   665 	GetDlgItem(IDC_FRAME_1)->EnableWindow(enable[5]);

   666 	int id = IDC_BG0;

   667 	switch (bg)

   668 	{

   669 	case 1:

   670 		id = IDC_BG1;

   671 		break;

   672 	case 2:

   673 		id = IDC_BG2;

   674 		break;

   675 	case 3:

   676 		id = IDC_BG3;

   677 		break;

   678 	}

   679 	CheckRadioButton(IDC_BG0, IDC_BG3, id);

   680 	id = IDC_FRAME_0;

   681 	if (frame != 0)

   682 		id = IDC_FRAME_1;

   683 	CheckRadioButton(IDC_FRAME_0, IDC_FRAME_1, id);

   684 }

   685 

   686 void MapView::OnFrame0()

   687 {

   688 	frame = 0;

   689 	paint();

   690 }

   691 

   692 void MapView::OnFrame1()

   693 {

   694 	frame = 1;

   695 	paint();

   696 }

   697 

   698 void MapView::OnBg0()

   699 {

   700 	bg      = 0;

   701 	control = BG0CNT;

   702 	paint();

   703 }

   704 

   705 void MapView::OnBg1()

   706 {

   707 	bg      = 1;

   708 	control = BG1CNT;

   709 	paint();

   710 }

   711 

   712 void MapView::OnBg2()

   713 {

   714 	bg      = 2;

   715 	control = BG2CNT;

   716 	paint();

   717 }

   718 

   719 void MapView::OnBg3()

   720 {

   721 	bg      = 3;

   722 	control = BG3CNT;

   723 	paint();

   724 }

   725 

   726 void MapView::OnStretch()

   727 {

   728 	mapView.setStretch(!mapView.getStretch());

   729 	paint();

   730 	regSetDwordValue("mapViewStretch", mapView.getStretch());

   731 }

   732 

   733 void MapView::OnAutoUpdate()

   734 {

   735 	autoUpdate = !autoUpdate;

   736 	if (autoUpdate)

   737 	{

   738 		theApp.winAddUpdateListener(this);

   739 	}

   740 	else

   741 	{

   742 		theApp.winRemoveUpdateListener(this);

   743 	}

   744 }

   745 

   746 void MapView::update()

   747 {

   748 	paint();

   749 }

   750 

   751 void MapView::OnClose()

   752 {

   753 	theApp.winRemoveUpdateListener(this);

   754 

   755 	DestroyWindow();

   756 }

   757 

   758 u32 MapView::GetTextClickAddress(u32 base, int x, int y)

   759 {

   760 	if (y > 255 && h > 256)

   761 	{

   762 		base += 0x800;

   763 		if (w > 256)

   764 			base += 0x800;

   765 	}

   766 	if (x >= 256)

   767 		base += 0x800;

   768 	x    &= 255;

   769 	y    &= 255;

   770 	base += (x>>3)*2 + 64*(y>>3);

   771 

   772 	return base;

   773 }

   774 

   775 u32 MapView::GetClickAddress(int x, int y)

   776 {

   777 	int mode = DISPCNT & 7;

   778 

   779 	u32 base = ((control >> 8) & 0x1f) * 0x800 + 0x6000000;

   780 

   781 	// all text bgs (16 bits)

   782 	if (mode == 0 || (mode < 3 && bg < 2))

   783 	{

   784 		return GetTextClickAddress(base, x, y);

   785 	}

   786 	// rot bgs (8 bits)

   787 	if (mode < 3)

   788 	{

   789 		return base + (x>>3) + (w>>3)*(y>>3);

   790 	}

   791 	// mode 3/5 (16 bits)

   792 	if (mode != 4)

   793 	{

   794 		return 0x6000000 + 0xa000*frame + 2*x + w*y*2;

   795 	}

   796 	// mode 4 (8 bits)

   797 	return 0x6000000 + 0xa000*frame + x + w*y;

   798 }

   799 

   800 LRESULT MapView::OnMapInfo(WPARAM wParam, LPARAM lParam)

   801 {

   802 	u8 *colors = (u8 *)lParam;

   803 	mapViewZoom.setColors(colors);

   804 

   805 	int x = wParam & 0xffff;

   806 	int y = (wParam >> 16);

   807 

   808 	CString buffer;

   809 	buffer.Format("(%d,%d)", x, y);

   810 	GetDlgItem(IDC_XY)->SetWindowText(buffer);

   811 

   812 	u32 address = GetClickAddress(x, y);

   813 	buffer.Format("0x%08X", address);

   814 	GetDlgItem(IDC_ADDRESS)->SetWindowText(buffer);

   815 

   816 	int mode = DISPCNT & 7;

   817 	if (mode >= 3)

   818 	{

   819 		// bitmap modes

   820 		GetDlgItem(IDC_TILE_NUM)->SetWindowText("---");

   821 		GetDlgItem(IDC_FLIP)->SetWindowText("--");

   822 		GetDlgItem(IDC_PALETTE_NUM)->SetWindowText("---");

   823 	}

   824 	else if (mode == 0 || bg < 2)

   825 	{

   826 		// text bgs

   827 		u16 value = *((u16 *)&vram[address - 0x6000000]);

   828 

   829 		int tile = value & 1023;

   830 		buffer.Format("%d", tile);

   831 		GetDlgItem(IDC_TILE_NUM)->SetWindowText(buffer);

   832 		buffer.Empty();

   833 		buffer += value & 1024 ? 'H' : '-';

   834 		buffer += value & 2048 ? 'V' : '-';

   835 		GetDlgItem(IDC_FLIP)->SetWindowText(buffer);

   836 

   837 		if (!(control & 0x80))

   838 		{

   839 			buffer.Format("%d", (value >> 12) & 15);

   840 		}

   841 		else

   842 			buffer = "---";

   843 		GetDlgItem(IDC_PALETTE_NUM)->SetWindowText(buffer);

   844 	}

   845 	else

   846 	{

   847 		// rot bgs

   848 		GetDlgItem(IDC_TILE_NUM)->SetWindowText("---");

   849 		GetDlgItem(IDC_FLIP)->SetWindowText("--");

   850 		GetDlgItem(IDC_PALETTE_NUM)->SetWindowText("---");

   851 	}

   852 

   853 	return TRUE;

   854 }

   855 

   856 LRESULT MapView::OnColInfo(WPARAM wParam, LPARAM lParam)

   857 {

   858 	u16 c = (u16)wParam;

   859 

   860 	color.setColor(c);

   861 

   862 	int r = (c & 0x1f);

   863 	int g = (c & 0x3e0) >> 5;

   864 	int b = (c & 0x7c00) >> 10;

   865 

   866 	CString buffer;

   867 	buffer.Format("R: %d", r);

   868 	GetDlgItem(IDC_R)->SetWindowText(buffer);

   869 

   870 	buffer.Format("G: %d", g);

   871 	GetDlgItem(IDC_G)->SetWindowText(buffer);

   872 

   873 	buffer.Format("B: %d", b);

   874 	GetDlgItem(IDC_B)->SetWindowText(buffer);

   875 

   876 	return TRUE;

   877 }

   878 

   879 void MapView::saveBMP(const char *name)

   880 {

   881 	u8 writeBuffer[1024 * 3];

   882 

   883 	FILE *fp = fopen(name, "wb");

   884 

   885 	if (!fp)

   886 	{

   887 		systemMessage(MSG_ERROR_CREATING_FILE, "Error creating file %s", name);

   888 		return;

   889 	}

   890 

   891 	struct

   892 	{

   893 		u8 ident[2];

   894 		u8 filesize[4];

   895 		u8 reserved[4];

   896 		u8 dataoffset[4];

   897 		u8 headersize[4];

   898 		u8 width[4];

   899 		u8 height[4];

   900 		u8 planes[2];

   901 		u8 bitsperpixel[2];

   902 		u8 compression[4];

   903 		u8 datasize[4];

   904 		u8 hres[4];

   905 		u8 vres[4];

   906 		u8 colors[4];

   907 		u8 importantcolors[4];

   908 		u8 pad[2];

   909 	} bmpheader;

   910 	memset(&bmpheader, 0, sizeof(bmpheader));

   911 

   912 	bmpheader.ident[0] = 'B';

   913 	bmpheader.ident[1] = 'M';

   914 

   915 	u32 fsz = sizeof(bmpheader) + w*h*3;

   916 	utilPutDword(bmpheader.filesize, fsz);

   917 	utilPutDword(bmpheader.dataoffset, 0x38);

   918 	utilPutDword(bmpheader.headersize, 0x28);

   919 	utilPutDword(bmpheader.width, w);

   920 	utilPutDword(bmpheader.height, h);

   921 	utilPutDword(bmpheader.planes, 1);

   922 	utilPutDword(bmpheader.bitsperpixel, 24);

   923 	utilPutDword(bmpheader.datasize, 3*w*h);

   924 

   925 	fwrite(&bmpheader, 1, sizeof(bmpheader), fp);

   926 

   927 	u8 *b = writeBuffer;

   928 

   929 	int sizeX = w;

   930 	int sizeY = h;

   931 

   932 	u8 *pixU8 = (u8 *)data+3*w*(h-1);

   933 	for (int y = 0; y < sizeY; y++)

   934 	{

   935 		for (int x = 0; x < sizeX; x++)

   936 		{

   937 			*b++ = *pixU8++; // B

   938 			*b++ = *pixU8++; // G

   939 			*b++ = *pixU8++; // R

   940 		}

   941 		pixU8 -= 2*3*w;

   942 		fwrite(writeBuffer, 1, 3*w, fp);

   943 

   944 		b = writeBuffer;

   945 	}

   946 

   947 	fclose(fp);

   948 }

   949 

   950 void MapView::savePNG(const char *name)

   951 {

   952 	u8 writeBuffer[1024 * 3];

   953 

   954 	FILE *fp = fopen(name, "wb");

   955 

   956 	if (!fp)

   957 	{

   958 		systemMessage(MSG_ERROR_CREATING_FILE, "Error creating file %s", name);

   959 		return;

   960 	}

   961 

   962 	png_structp png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING,

   963 	                                              NULL,

   964 	                                              NULL,

   965 	                                              NULL);

   966 	if (!png_ptr)

   967 	{

   968 		fclose(fp);

   969 		return;

   970 	}

   971 

   972 	png_infop info_ptr = png_create_info_struct(png_ptr);

   973 

   974 	if (!info_ptr)

   975 	{

   976 		png_destroy_write_struct(&png_ptr, NULL);

   977 		fclose(fp);

   978 		return;

   979 	}

   980 

   981 	if (setjmp(png_ptr->jmpbuf))

   982 	{

   983 		png_destroy_write_struct(&png_ptr, NULL);

   984 		fclose(fp);

   985 		return;

   986 	}

   987 

   988 	png_init_io(png_ptr, fp);

   989 

   990 	png_set_IHDR(png_ptr,

   991 	             info_ptr,

   992 	             w,

   993 	             h,

   994 	             8,

   995 	             PNG_COLOR_TYPE_RGB,

   996 	             PNG_INTERLACE_NONE,

   997 	             PNG_COMPRESSION_TYPE_DEFAULT,

   998 	             PNG_FILTER_TYPE_DEFAULT);

   999 

  1000 	png_write_info(png_ptr, info_ptr);

  1001 

  1002 	u8 *b = writeBuffer;

  1003 

  1004 	int sizeX = w;

  1005 	int sizeY = h;

  1006 

  1007 	u8 *pixU8 = (u8 *)data;

  1008 	for (int y = 0; y < sizeY; y++)

  1009 	{

  1010 		for (int x = 0; x < sizeX; x++)

  1011 		{

  1012 			int blue  = *pixU8++;

  1013 			int green = *pixU8++;

  1014 			int red   = *pixU8++;

  1015 

  1016 			*b++ = red;

  1017 			*b++ = green;

  1018 			*b++ = blue;

  1019 		}

  1020 		png_write_row(png_ptr, writeBuffer);

  1021 

  1022 		b = writeBuffer;

  1023 	}

  1024 

  1025 	png_write_end(png_ptr, info_ptr);

  1026 

  1027 	png_destroy_write_struct(&png_ptr, &info_ptr);

  1028 

  1029 	fclose(fp);

  1030 }

  1031 

  1032 void MapView::OnSave()

  1033 {

  1034 	CString filename;

  1035 

  1036 	if (theApp.captureFormat == 0)

  1037 		filename = "map.png";

  1038 	else

  1039 		filename = "map.bmp";

  1040 

  1041 	LPCTSTR exts[] = {".png", ".bmp", NULL };

  1042 

  1043 	CString filter = winResLoadFilter(IDS_FILTER_PNG);

  1044 	CString title  = winResLoadString(IDS_SELECT_CAPTURE_NAME);

  1045 

  1046 	FileDlg dlg(this,

  1047 	            filename,

  1048 	            filter,

  1049 	            theApp.captureFormat ? 2 : 1,

  1050 	            theApp.captureFormat ? "BMP" : "PNG",

  1051 	            exts,

  1052 	            "",

  1053 	            title,

  1054 	            true);

  1055 

  1056 	if (dlg.DoModal() == IDCANCEL)

  1057 	{

  1058 		return;

  1059 	}

  1060 

  1061 	if (dlg.getFilterIndex() == 2)

  1062 		saveBMP(dlg.GetPathName());

  1063 	else

  1064 		savePNG(dlg.GetPathName());

  1065 }

  1066
author	Robert McIntyre <rlm@mit.edu>
date	Sat, 03 Mar 2012 10:31:27 -0600
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