surfacevector.cc

   1 /*
   2     Copyright 2012 Marten Richter
   3
   4     This file is part of VOMP.
   5
   6     VOMP is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     VOMP is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with VOMP; if not, write to the Free Software
  18     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19 */
  20
  21 #include "surfacevector.h"
  22 #include "bitmap.h"
  23 #include <wchar.h>
  24 #include <stdlib.h>
  25 #include <math.h>
  26
  27 SurfaceVector::SurfaceVector(OsdVector* vosd)
  28 {
  29
  30         osd=vosd;
  31 }
  32
  33 SurfaceVector::~SurfaceVector()
  34 {
  35         osd->removeSurface(this);
  36         list<SVGCommand>::iterator itty=commands.begin();
  37         while (itty!=commands.end())
  38         {
  39                 osd->removeStyleRef((*itty).getRef()); // We remove the Style reference, so that osd can free stuff
  40                 ImageIndex ii=(*itty).getImageIndex();
  41                 if (ii) {
  42                         osd->removeImageRef(ii);
  43                 }
  44                 LoadIndex li=(*itty).getLoadIndex();
  45                 if (li) osd->removeLoadIndexRef(li);
  46                 itty++;
  47         }
  48 }
  49
  50
  51 int SurfaceVector::getFontHeight()
  52 {
  53         return osd->getFontHeight();
  54 }
  55
  56 float SurfaceVector::getCharWidth(wchar_t c)
  57 {
  58         return osd->getCharWidth(c);
  59 }
  60
  61 wchar_t SurfaceVector::getWChar(const char* str, unsigned int *length)
  62 {
  63         int mlength=0;
  64         int max_length=4;
  65         wchar_t tempo[1];
  66         size_t num_bytes=1;
  67         if (str[0]=='\0') {
  68                 *length=1;
  69                 return '\0';
  70         } else if (str[1]=='\0'){
  71                 max_length=2;
  72         } else if (str[2]=='\0'){
  73                 max_length=3;
  74         }
  75         mbstate_t state;
  76         memset((void*)&state,0,sizeof(state));
  77         num_bytes=mbrtowc(tempo, str, max_length, &state);
  78         if (num_bytes!=((size_t) -1) && num_bytes!=((size_t) -2))
  79         {
  80                 *length=num_bytes;
  81                 return *tempo;
  82         }
  83         *length=1;
  84         return '?';
  85 }
  86
  87
  88 int SurfaceVector::drawText(const char* text, int x, int y, const DrawStyle& c){
  89         return drawText(text, x, y, 0, c);
  90 }
  91
  92 int SurfaceVector::drawText(const char* text, int x, int y, int width, const DrawStyle& c)
  93 {
  94         float shift=0.;
  95         const char *run=text;
  96         mbstate_t state;
  97         wchar_t tempo[1];
  98         size_t num_bytes=1;
  99         size_t length=strlen(text);
 100         memset((void*)&state,0,sizeof(state));
 101         command_mutex.Lock();
 102         num_bytes=mbrtowc(tempo, run, length, &state);
 103         while (num_bytes!=((size_t) -1) && num_bytes!=((size_t) -2) && length>0)
 104         {
 105                 unsigned int ref=osd->getStyleRef(c);
 106                 commands.push_back(SVGCommand::PaintGlyph(x+shift,y,*tempo,ref));
 107                 shift+=osd->getCharWidth(*tempo);
 108                 length -= num_bytes;
 109                 run += num_bytes;
 110                 if (shift>width && width >0) {
 111                         command_mutex.Unlock();
 112                         return 1;
 113                 }
 114                 num_bytes=mbrtowc(tempo, run, length, &state);
 115         }
 116         command_mutex.Unlock();
 117         return 1;
 118
 119 }
 120 int SurfaceVector::drawTextRJ(const char* text, int x, int y, const DrawStyle& c)
 121 {
 122         float shift=0.;
 123         const char *run=text;
 124         mbstate_t state;
 125         wchar_t tempo[1];
 126         size_t num_bytes=1;
 127         size_t length=strlen(text);
 128         memset((void*)&state,0,sizeof(state));
 129
 130         num_bytes=mbrtowc(tempo, run, length, &state);
 131         while (num_bytes!=((size_t) -1) && num_bytes!=((size_t) -2) && length>0)
 132         {
 133                 shift+=osd->getCharWidth(*tempo);
 134                 length -= num_bytes;
 135                 run += num_bytes;
 136                 num_bytes=mbrtowc(tempo, run, length, &state);
 137         }
 138         return drawText(text, x-shift,  y, c);
 139 }
 140
 141 int SurfaceVector::drawTextCentre(const char* text, int x, int y, const DrawStyle& c)
 142 {
 143         float shift=0;
 144         const char *run=text;
 145         mbstate_t state;
 146         wchar_t tempo[1];
 147         size_t num_bytes=1;
 148         size_t length=strlen(text);
 149         memset((void*)&state,0,sizeof(state));
 150
 151         num_bytes=mbrtowc(tempo, run, length, &state);
 152         while (num_bytes!=((size_t) -1) && num_bytes!=((size_t) -2) && length>0)
 153         {
 154                 shift+=osd->getCharWidth(*tempo);
 155                 length -= num_bytes;
 156                 run += num_bytes;
 157                 num_bytes=mbrtowc(tempo, run, length, &state);
 158         }
 159         return drawText(text, x-shift/2.,  y, c);
 160 }
 161
 162 void SurfaceVector::drawJpeg(const char *fileName,int x, int y,int *width, int *height)
 163 {
 164         int jpeg_index=-1; // This is for compatibility only
 165         if (strcmp(fileName,"/vdr.jpg")==0) {
 166                 jpeg_index=1;
 167                 *height=100; // this is faked so that the system does use the old coordinate system
 168                 *width=ceil(190.f*osd->getPixelAspect());
 169         } else if (strcmp(fileName,"/wallpaperPAL.jpg")==0) {
 170                 jpeg_index=2;
 171                 *width=720; // this is faked so that the system does use the old coordinate system
 172                 *height=576;
 173         }
 174         if (jpeg_index>0) {
 175                 TVMediaInfo info;
 176                 info.setDefaultJpeg(jpeg_index);
 177                 drawTVMedia(info,x,y,*width,*height,TopLeft);
 178         }
 179 }
 180
 181 /*
 182 void SurfaceVector::drawJpeg(const char *fileName,int x, int y,int *width, int *height)
 183 {
 184         command_mutex.Lock();
 185         ImageIndex image=osd->getJpegRef(fileName,width,height);
 186         commands.push_back(SVGCommand::PaintImage(x,y,*width,*height,image,0));
 187         command_mutex.Unlock();
 188 }
 189 */
 190
 191 void SurfaceVector::drawTVMedia(TVMediaInfo & tvmedia,float x, float y, float  width, float height, Corner corner)
 192 {
 193         command_mutex.Lock();
 194         ImageIndex image=0;
 195         LoadIndex load_index=osd->getTVMediaRef(tvmedia,image);
 196         if (image) {
 197                 //Log::getInstance()->log("SurfaceVector", Log::DEBUG, "TVMedia Add instru image %d %d", load_index,image);
 198                 commands.push_back(SVGCommand::PaintImage(x,y,width,height,image,0,corner));
 199         } else {
 200
 201                 commands.push_back(SVGCommand::PaintImageLoading(load_index,x,y,width,height,0,corner));
 202                 //Log::getInstance()->log("SurfaceVector", Log::DEBUG, "TVMedia Add instru image loading %d %d", load_index,image);
 203         }
 204         command_mutex.Unlock();
 205 }
 206
 207 void SurfaceVector::drawClippingRectangle(float x, float y, float w, float h)
 208 {
 209         command_mutex.Lock();
 210         commands.push_back(SVGCommand::PaintClipping((float)x,(float)y,(float)w,(float)h));
 211         command_mutex.Unlock();
 212 }
 213
 214 int SurfaceVector::create(UINT width, UINT height)
 215 {
 216         sheight=height;
 217         swidth=width;
 218         return 1;
 219 }
 220 void SurfaceVector::display()
 221 {
 222         //nothing this is really mvp specific
 223 }
 224
 225 int SurfaceVector::fillblt(int x, int y, int width, int height, const DrawStyle& c)
 226 {
 227         command_mutex.Lock();
 228         removeCommands(x,y,width,height); // remove commands below the box
 229         unsigned int ref=osd->getStyleRef(c);
 230         commands.push_back(SVGCommand::PaintPath(x,y,width,height,Rectangle,ref));
 231         command_mutex.Unlock();
 232         return 1;
 233
 234 }
 235 void SurfaceVector::drawHorzLine(int x1, int x2, int y, const DrawStyle& c)
 236 {
 237         command_mutex.Lock();
 238         unsigned int ref=osd->getStyleRef(c);
 239         commands.push_back(SVGCommand::PaintPath(x1,y,x2-x1,1,HorzLine,ref));
 240         command_mutex.Unlock();
 241 }
 242
 243 void SurfaceVector::drawVertLine(int x, int y1, int y2, const DrawStyle& c){
 244         command_mutex.Lock();
 245         unsigned int ref=osd->getStyleRef(c);
 246         commands.push_back(SVGCommand::PaintPath(x,y1,1,y2-y1,VertLine,ref));
 247         command_mutex.Unlock();
 248 }
 249
 250 void SurfaceVector::drawBitmap(int x, int y, const Bitmap& bm,const DisplayRegion & region)
 251 {
 252         //this is complicated
 253         command_mutex.Lock();
 254 /*
 255         unsigned int * data=(unsigned int*)malloc(sizeof(unsigned int)*bm.getWidth()*bm.getHeight());
 256         for (UINT j = 0; j < bm.getHeight(); ++j){
 257            for (UINT i = 0; i < bm.getWidth(); ++i)
 258            {
 259                    data[i+j*bm.getHeight()]=bm.getColour(i,j);
 260            }
 261     }*/
 262         ImageIndex image=osd->getImagePalette(bm.getWidth(),bm.getHeight(),&(bm.rawData()[0]),
 263                         (const unsigned int*)&bm.palette.getColourVector()[0]); // data is freed by the OSD
 264         //free(data);
 265         float tx=x+region.windowx;
 266         float ty=y+region.windowy;
 267         float th=bm.getHeight();
 268         float tw=bm.getWidth();
 269
 270         float scalex=720.f/((float) (region.framewidth+1));
 271         float scaley=576.f/((float) (region.frameheight+1));
 272         tx*=scalex;
 273         ty*=scaley;
 274         tw*=scalex;
 275         th*=scaley;
 276         SVGCommand temp=SVGCommand::PaintImage(tx,ty,tw,th,image,0);
 277         commands.push_back(temp);
 278         command_mutex.Unlock();
 279 }
 280
 281 void SurfaceVector::drawPoint(int x, int y, DrawStyle& c, bool fastdraw){
 282         if (!fastdraw) command_mutex.Lock();
 283         unsigned int ref=osd->getStyleRef(c);
 284         commands.push_back(SVGCommand::PaintPath(x,y,1,1,Point,ref));
 285         if (!fastdraw)  command_mutex.Unlock();
 286 }
 287 void SurfaceVector::drawMonoBitmap(UCHAR* base, int dx, int dy, unsigned int height,unsigned int width, DrawStyle& nextColour)
 288 {
 289         command_mutex.Lock();
 290         ImageIndex image=osd->getMonoBitmapRef(base,width,height);
 291         unsigned int ref=osd->getStyleRef(nextColour);
 292         commands.push_back(SVGCommand::PaintImage(dx,dy,height,width,image,ref));
 293         command_mutex.Unlock();
 294 }
 295
 296
 297 int SurfaceVector::removeCommands(float x,float y,float width,float height)
 298 {
 299         // we iterate through all old commands in order to remove commands hidden by this rectangle
 300         list<SVGCommand>::iterator itty=commands.begin();
 301         while (itty!=commands.end())
 302         {
 303                 if ((*itty).Test(x,y,width,height)  && (*itty).instr != DrawClipping) {
 304                         osd->removeStyleRef((*itty).getRef()); // We remove the Style reference, so that osd can free stuff
 305                         ImageIndex ii=(*itty).getImageIndex();
 306                         if (ii) osd->removeImageRef(ii);
 307                         LoadIndex li=(*itty).getLoadIndex();
 308                         if (li) osd->removeLoadIndexRef(li);
 309                         itty=commands.erase(itty);
 310                 } else {
 311                         itty++;
 312                 }
 313         }
 314         return 1;
 315
 316 }
 317
 318 int SurfaceVector::updateToScreen(int sx, int sy, int w, int h, int dx, int dy)
 319 {
 320         // ok this method really works in a pixel oriented way
 321         command_mutex.Lock();
 322         osd->updateOrAddSurface(this,dx-sx,dy-sy,swidth,sheight,commands);
 323         command_mutex.Unlock();
 324         return 1;
 325 }
 326
 327
 328 /* This is for systems which need a locking of the drawing surface to speed up drawing */
 329 void SurfaceVector::startFastDraw() {
 330         command_mutex.Lock();
 331 }
 332 void SurfaceVector::endFastDraw() {
 333         command_mutex.Unlock();
 334 }
 335
 336
 337 void SurfaceVector::drawTTChar(int ox, int oy,int x, int y, cTeletextChar c)
 338 {
 339         command_mutex.Lock();
 340         list<SVGCommand>::iterator itty=commands.begin();
 341         while (itty!=commands.end())
 342         {
 343                 if ((*itty).TTTest(ox,oy,x,y) ) {
 344                         itty=commands.erase(itty);
 345                         break;
 346                 } else {
 347                         itty++;
 348                 }
 349         }
 350         commands.push_back(SVGCommand::PaintTTchar(ox,oy,x,y,c.getInternal()));
 351         command_mutex.Unlock();
 352 }