diff src/win32/PaletteViewControl.cpp @ 1:f9f4f1b99eed

importing src directory
author Robert McIntyre <rlm@mit.edu>
date Sat, 03 Mar 2012 10:31:27 -0600
parents
children
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     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/src/win32/PaletteViewControl.cpp	Sat Mar 03 10:31:27 2012 -0600
     1.3 @@ -0,0 +1,384 @@
     1.4 +// PaletteViewControl.cpp : implementation file
     1.5 +//
     1.6 +
     1.7 +#include "stdafx.h"
     1.8 +#include "PaletteViewControl.h"
     1.9 +
    1.10 +#include "../common/Util.h"
    1.11 +
    1.12 +bool PaletteViewControl::isRegistered = false;
    1.13 +
    1.14 +/////////////////////////////////////////////////////////////////////////////
    1.15 +// PaletteViewControl
    1.16 +
    1.17 +PaletteViewControl::PaletteViewControl()
    1.18 +{
    1.19 +  memset(&bmpInfo.bmiHeader, 0, sizeof(bmpInfo.bmiHeader));
    1.20 +  
    1.21 +  bmpInfo.bmiHeader.biSize = sizeof(bmpInfo.bmiHeader);
    1.22 +  bmpInfo.bmiHeader.biWidth = 256;
    1.23 +  bmpInfo.bmiHeader.biHeight = -256;
    1.24 +  bmpInfo.bmiHeader.biPlanes = 1;
    1.25 +  bmpInfo.bmiHeader.biBitCount = 24;
    1.26 +  bmpInfo.bmiHeader.biCompression = BI_RGB;
    1.27 +  data = (u8 *)malloc(3 * 256 * 256);
    1.28 +
    1.29 +  w = 256;
    1.30 +  h = 256;
    1.31 +
    1.32 +  colors = 256;
    1.33 +
    1.34 +  paletteAddress = 0;
    1.35 +  
    1.36 +  ZeroMemory(palette, 512);
    1.37 +
    1.38 +  selected = -1;
    1.39 +  registerClass();
    1.40 +}
    1.41 +
    1.42 +PaletteViewControl::~PaletteViewControl()
    1.43 +{
    1.44 +  if(data)
    1.45 +    free(data);
    1.46 +}
    1.47 +
    1.48 +
    1.49 +BEGIN_MESSAGE_MAP(PaletteViewControl, CWnd)
    1.50 +  //{{AFX_MSG_MAP(PaletteViewControl)
    1.51 +  ON_WM_LBUTTONDOWN()
    1.52 +  ON_WM_ERASEBKGND()
    1.53 +  ON_WM_PAINT()
    1.54 +  //}}AFX_MSG_MAP
    1.55 +  END_MESSAGE_MAP()
    1.56 +
    1.57 +
    1.58 +  /////////////////////////////////////////////////////////////////////////////
    1.59 +// PaletteViewControl message handlers
    1.60 +
    1.61 +void PaletteViewControl::init(int c, int w, int h)
    1.62 +{
    1.63 +  this->w = w;
    1.64 +  this->h = h;
    1.65 +  this->colors = c;
    1.66 +
    1.67 +  bmpInfo.bmiHeader.biWidth = w;
    1.68 +  bmpInfo.bmiHeader.biHeight = -h;  
    1.69 +}
    1.70 +
    1.71 +
    1.72 +bool PaletteViewControl::saveAdobe(const char *name)
    1.73 +{
    1.74 +  FILE *f = fopen(name, "wb");
    1.75 +
    1.76 +  if(!f)
    1.77 +    return false;
    1.78 +
    1.79 +  for(int i = 0; i < colors; i++) {
    1.80 +    u16 c = palette[i];
    1.81 +    int r = (c & 0x1f) << 3;
    1.82 +    int g = (c & 0x3e0) >> 2;
    1.83 +    int b = (c & 0x7c00) >> 7;
    1.84 +
    1.85 +    u8 data[3] = { r, g, b };
    1.86 +    fwrite(data, 1, 3, f);
    1.87 +  }
    1.88 +  if(colors < 256) {
    1.89 +    for(int i = colors; i < 256; i++) {
    1.90 +      u8 data[3] = { 0, 0, 0 };
    1.91 +      fwrite(data, 1, 3, f);
    1.92 +    }
    1.93 +  }
    1.94 +  fclose(f);
    1.95 +
    1.96 +  return true;
    1.97 +}
    1.98 +
    1.99 +
   1.100 +bool PaletteViewControl::saveMSPAL(const char *name)
   1.101 +{
   1.102 +  FILE *f = fopen(name, "wb");
   1.103 +
   1.104 +  if(!f)
   1.105 +    return false;
   1.106 +
   1.107 +  u8 data[4] = { 'R', 'I', 'F', 'F' };
   1.108 +
   1.109 +  fwrite(data, 1, 4, f);
   1.110 +  utilPutDword(data, 256 * 4 + 16);
   1.111 +  fwrite(data, 1, 4, f);
   1.112 +  u8 data3[4] = { 'P', 'A', 'L', ' ' };
   1.113 +  fwrite(data3, 1, 4, f);
   1.114 +  u8 data4[4] = { 'd', 'a', 't', 'a' };
   1.115 +  fwrite(data4, 1, 4, f);
   1.116 +  utilPutDword(data, 256*4+4);
   1.117 +  fwrite(data, 1, 4, f);
   1.118 +  utilPutWord(&data[0], 0x0300);
   1.119 +  utilPutWord(&data[2], 256); // causes problems if not 16 or 256
   1.120 +  fwrite(data, 1, 4, f);
   1.121 +  
   1.122 +  for(int i = 0; i < colors; i++) {
   1.123 +    u16 c = palette[i];
   1.124 +    int r = (c & 0x1f) << 3;
   1.125 +    int g = (c & 0x3e0) >> 2;
   1.126 +    int b = (c & 0x7c00) >> 7;
   1.127 +
   1.128 +    u8 data7[4] = { r, g, b, 0 };
   1.129 +    fwrite(data7, 1, 4, f);
   1.130 +  }
   1.131 +  if(colors < 256) {
   1.132 +    for(int i = colors; i < 256; i++) {
   1.133 +      u8 data7[4] = { 0, 0, 0, 0 };
   1.134 +      fwrite(data7, 1, 4, f);
   1.135 +    }
   1.136 +  }
   1.137 +  fclose(f);
   1.138 +
   1.139 +  return true;
   1.140 +}
   1.141 +
   1.142 +
   1.143 +bool PaletteViewControl::saveJASCPAL(const char *name)
   1.144 +{
   1.145 +  FILE *f = fopen(name, "wb");
   1.146 +
   1.147 +  if(!f)
   1.148 +    return false;
   1.149 +
   1.150 +  fprintf(f, "JASC-PAL\r\n0100\r\n256\r\n");
   1.151 +  
   1.152 +  for(int i = 0; i < colors; i++) {
   1.153 +    u16 c = palette[i];
   1.154 +    int r = (c & 0x1f) << 3;
   1.155 +    int g = (c & 0x3e0) >> 2;
   1.156 +    int b = (c & 0x7c00) >> 7;
   1.157 +
   1.158 +    fprintf(f, "%d %d %d\r\n", r, g, b);
   1.159 +  }
   1.160 +  if(colors < 256) {
   1.161 +    for(int i = colors; i < 256; i++)
   1.162 +      fprintf(f, "0 0 0\r\n");
   1.163 +  }
   1.164 +  fclose(f);
   1.165 +
   1.166 +  return true;  
   1.167 +}
   1.168 +
   1.169 +void PaletteViewControl::setPaletteAddress(int address)
   1.170 +{
   1.171 +  paletteAddress = address;
   1.172 +}
   1.173 +
   1.174 +
   1.175 +void PaletteViewControl::setSelected(int s)
   1.176 +{
   1.177 +  selected = s;
   1.178 +  InvalidateRect(NULL, FALSE);
   1.179 +}
   1.180 +
   1.181 +
   1.182 +void PaletteViewControl::render(u16 color, int x, int y)
   1.183 +{
   1.184 +  u8 *start = data + y*16*w*3 + x*16*3;
   1.185 +  int skip = w*3-16*3;
   1.186 +
   1.187 +  int r = (color & 0x1f) << 3;
   1.188 +  int g = (color & 0x3e0) >> 2;
   1.189 +  int b = (color & 0x7c00) >> 7;
   1.190 +
   1.191 +  for(int i = 0; i < 16; i++) {
   1.192 +    *start++ = b;
   1.193 +    *start++ = g;
   1.194 +    *start++ = r;
   1.195 +
   1.196 +    *start++ = b;
   1.197 +    *start++ = g;
   1.198 +    *start++ = r;
   1.199 +
   1.200 +    *start++ = b;
   1.201 +    *start++ = g;
   1.202 +    *start++ = r;
   1.203 +
   1.204 +    *start++ = b;
   1.205 +    *start++ = g;
   1.206 +    *start++ = r;
   1.207 +
   1.208 +    *start++ = b;
   1.209 +    *start++ = g;
   1.210 +    *start++ = r;
   1.211 +
   1.212 +    *start++ = b;
   1.213 +    *start++ = g;
   1.214 +    *start++ = r;
   1.215 +
   1.216 +    *start++ = b;
   1.217 +    *start++ = g;
   1.218 +    *start++ = r;
   1.219 +
   1.220 +    *start++ = b;
   1.221 +    *start++ = g;
   1.222 +    *start++ = r;
   1.223 +
   1.224 +    *start++ = b;
   1.225 +    *start++ = g;
   1.226 +    *start++ = r;
   1.227 +
   1.228 +    *start++ = b;
   1.229 +    *start++ = g;
   1.230 +    *start++ = r;
   1.231 +
   1.232 +    *start++ = b;
   1.233 +    *start++ = g;
   1.234 +    *start++ = r;
   1.235 +
   1.236 +    *start++ = b;
   1.237 +    *start++ = g;
   1.238 +    *start++ = r;
   1.239 +
   1.240 +    *start++ = b;
   1.241 +    *start++ = g;
   1.242 +    *start++ = r;
   1.243 +
   1.244 +    *start++ = b;
   1.245 +    *start++ = g;
   1.246 +    *start++ = r;
   1.247 +
   1.248 +    *start++ = b;
   1.249 +    *start++ = g;
   1.250 +    *start++ = r;
   1.251 +
   1.252 +    *start++ = b;
   1.253 +    *start++ = g;
   1.254 +    *start++ = r;
   1.255 +    
   1.256 +    start += skip;
   1.257 +  }
   1.258 +}
   1.259 +
   1.260 +void PaletteViewControl::refresh()
   1.261 +{
   1.262 +  updatePalette();
   1.263 +  int sw = w/16;
   1.264 +  int sh = h/16;
   1.265 +  for(int i = 0; i < colors; i++) {
   1.266 +    render(palette[i], i & (sw-1), i/sw);
   1.267 +  }
   1.268 +  InvalidateRect(NULL, FALSE);
   1.269 +}
   1.270 +
   1.271 +void PaletteViewControl::OnLButtonDown(UINT nFlags, CPoint point) 
   1.272 +{
   1.273 +  int x = point.x;
   1.274 +  int y = point.y;
   1.275 +  RECT rect;
   1.276 +  GetClientRect(&rect);
   1.277 +  int h = rect.bottom - rect.top;
   1.278 +  int w = rect.right - rect.left;
   1.279 +  int sw = (this->w/16);
   1.280 +  int sh = (this->h/16);
   1.281 +  int mult = w / sw;
   1.282 +  int multY = h / sh;
   1.283 +
   1.284 +  setSelected(x/mult + (y/multY)*sw);
   1.285 +  
   1.286 +  GetParent()->SendMessage(WM_PALINFO,
   1.287 +                           palette[x/mult+(y/multY)*sw],
   1.288 +                           paletteAddress+(x/mult+(y/multY)*sw));
   1.289 +}
   1.290 +
   1.291 +BOOL PaletteViewControl::OnEraseBkgnd(CDC* pDC) 
   1.292 +{
   1.293 +  return TRUE;
   1.294 +}
   1.295 +
   1.296 +
   1.297 +void PaletteViewControl::OnPaint() 
   1.298 +{
   1.299 +  CPaintDC dc(this); // device context for painting
   1.300 +  
   1.301 +  RECT rect;
   1.302 +  GetClientRect(&rect);
   1.303 +  int w = rect.right - rect.left;
   1.304 +  int h = rect.bottom - rect.top;
   1.305 +  
   1.306 +  CDC memDC;
   1.307 +  memDC.CreateCompatibleDC(&dc);
   1.308 +  CBitmap bitmap, *pOldBitmap;
   1.309 +  bitmap.CreateCompatibleBitmap(&dc, w, h);
   1.310 +  pOldBitmap = memDC.SelectObject(&bitmap);
   1.311 +  
   1.312 +  StretchDIBits(memDC.GetSafeHdc(),
   1.313 +                0,
   1.314 +                0,
   1.315 +                w,
   1.316 +                h,
   1.317 +                0,
   1.318 +                0,
   1.319 +                this->w,
   1.320 +                this->h,
   1.321 +                data,
   1.322 +                &bmpInfo,
   1.323 +                DIB_RGB_COLORS,
   1.324 +                SRCCOPY);
   1.325 +  int sw = this->w / 16;
   1.326 +  int sh = this->h / 16;
   1.327 +  int mult  = w / sw;
   1.328 +  int multY = h / sh;
   1.329 +  CPen pen;
   1.330 +  pen.CreatePen(PS_SOLID, 1, RGB(192,192,192));
   1.331 +  CPen *old = memDC.SelectObject(&pen);
   1.332 +  int i;
   1.333 +  for(i = 1; i < sh; i++) {
   1.334 +    memDC.MoveTo(0, i * multY);
   1.335 +    memDC.LineTo(w, i * multY);
   1.336 +  }
   1.337 +  for(i = 1; i < sw; i++) {
   1.338 +    memDC.MoveTo(i * mult, 0);
   1.339 +    memDC.LineTo(i * mult, h);
   1.340 +  }
   1.341 +  memDC.DrawEdge(&rect, EDGE_SUNKEN, BF_RECT);
   1.342 +  memDC.SelectObject(old);
   1.343 +  pen.DeleteObject();
   1.344 +
   1.345 +  if(selected != -1) {
   1.346 +    pen.CreatePen(PS_SOLID, 2, RGB(255, 0, 0));
   1.347 +    old = memDC.SelectObject(&pen);
   1.348 +
   1.349 +    int startX = (selected & (sw-1))*mult+1;
   1.350 +    int startY = (selected / sw)*multY+1;
   1.351 +    int endX = startX + mult-2;
   1.352 +    int endY = startY + multY-2;
   1.353 +    
   1.354 +    memDC.MoveTo(startX, startY);
   1.355 +    memDC.LineTo(endX, startY);
   1.356 +    memDC.LineTo(endX, endY);
   1.357 +    memDC.LineTo(startX, endY);
   1.358 +    memDC.LineTo(startX, startY-1);
   1.359 +
   1.360 +    memDC.SelectObject(old);
   1.361 +    pen.DeleteObject();
   1.362 +  }
   1.363 +  
   1.364 +  dc.BitBlt(0,0,w,h,
   1.365 +            &memDC,0,0,SRCCOPY);
   1.366 +
   1.367 +  memDC.SelectObject(pOldBitmap);
   1.368 +  bitmap.DeleteObject();
   1.369 +  memDC.DeleteDC();
   1.370 +}
   1.371 +
   1.372 +void PaletteViewControl::registerClass()
   1.373 +{
   1.374 +  if(!isRegistered) {
   1.375 +    WNDCLASS wc;
   1.376 +    ZeroMemory(&wc, sizeof(wc));
   1.377 +    wc.style = CS_HREDRAW | CS_VREDRAW | CS_GLOBALCLASS;
   1.378 +    wc.lpfnWndProc = (WNDPROC)::DefWindowProc;
   1.379 +    wc.hInstance = AfxGetInstanceHandle();
   1.380 +    wc.hCursor = LoadCursor(NULL, IDC_ARROW);
   1.381 +    wc.hbrBackground = (HBRUSH )GetStockObject(BLACK_BRUSH);
   1.382 +    wc.lpszMenuName = NULL;
   1.383 +    wc.lpszClassName = "VbaPaletteViewControl";
   1.384 +    AfxRegisterClass(&wc);
   1.385 +    isRegistered = true;
   1.386 +  }
   1.387 +}