/* * $Id: bitmap.c,v 1.13 2004/06/11 15:01:58 lordjaxom Exp $ */ #include "bitmap.h" #include #define X_DISPLAY_MISSING #ifdef HAVE_IMLIB2 #include #endif #ifdef HAVE_IMAGEMAGICK #include using Magick::Image; using Magick::PixelPacket; using Magick::Exception; #endif template<> void cImageCache::Delete(string &key, cText2SkinBitmap *&value) { delete value; } cImageCache cText2SkinBitmap::mCache(10); cText2SkinBitmap::cText2SkinBitmap(void)/*: cBitmap(1, 1, 1)*/ { mCurrent = 0; mLastGet = 0; } cText2SkinBitmap::~cText2SkinBitmap() { for (int i = 0; i < (int)mBitmaps.size(); ++i) delete mBitmaps[i]; } cBitmap &cText2SkinBitmap::Get(int &UpdateIn) { if (mBitmaps.size() == 1) return *mBitmaps[0]; time_t upd, cur = time_ms(); int diff; if (mLastGet == 0) { mLastGet = cur; upd = mDelay; } else if ((diff = cur - mLastGet) >= mDelay) { mCurrent = (mCurrent + 1) % mBitmaps.size(); mLastGet = cur; upd = mDelay; } else { upd = mDelay - diff; } if (UpdateIn == 0 || UpdateIn > upd) UpdateIn = upd; return *mBitmaps[mCurrent]; } cText2SkinBitmap *cText2SkinBitmap::Load(const char *Filename) { if (mCache.Contains(Filename)) { return mCache[Filename]; } else { cText2SkinBitmap *bmp = new cText2SkinBitmap; int len = strlen(Filename); bool result = false; if (len > 4) { if (strcmp(Filename + len - 4, ".xpm") == 0) result = bmp->LoadXpm(Filename); else { #ifdef HAVE_IMLIB2 result = bmp->LoadImlib(Filename); #else # ifdef HAVE_IMAGEMAGICK result = bmp->LoadMagick(Filename); # endif #endif } //else //esyslog("ERROR: text2skin: unknown file format for %s", Filename); } else esyslog("ERROR: text2skin: filename %s too short to identify format", Filename); if (result) return (mCache[Filename] = bmp); } return false; } bool cText2SkinBitmap::LoadXpm(const char *Filename) { cBitmap *bmp = new cBitmap(1,1,1); if (bmp->LoadXpm(Filename)) { mBitmaps.push_back(bmp); return true; } delete bmp; return false; } #ifdef HAVE_IMLIB2 bool cText2SkinBitmap::LoadImlib(const char *Filename) { Imlib_Image image; cBitmap *bmp = NULL; image = imlib_load_image(Filename); if (!image) return false; Imlib_Context ctx = imlib_context_new(); imlib_context_push(ctx); imlib_context_set_image(image); bmp = new cBitmap(imlib_image_get_width(), imlib_image_get_height(), 8); uint8_t *data = (uint8_t*)imlib_image_get_data_for_reading_only(); int pal = 0, pos = 0; for (int y = 0; y < bmp->Height(); ++y) { for (int x = 0; x < bmp->Width(); ++x) { tColor col = (data[pos + 3] << 24) | (data[pos + 2] << 16) | (data[pos + 1] << 8) | data[pos + 0]; int res = bmp->Index(col); if (pal > 0 && res == 0) ;//esyslog("ERROR: text2skin: Too many colors used in palette"); else bmp->SetIndex(x, y, res); pos += 4; } } imlib_free_image(); imlib_context_free(ctx); mBitmaps.push_back(bmp); return true; } #endif #ifdef HAVE_IMAGEMAGICK bool cText2SkinBitmap::LoadMagick(const char *Filename) { vector images; cBitmap *bmp = NULL; try { int w, h; vector::iterator it; readImages(&images, Filename); if (images.size() == 0) { esyslog("ERROR: text2skin: Couldn't load %s", Filename); return false; } mDelay = images[0].animationDelay(); for (it = images.begin(); it != images.end(); ++it) { w = (*it).columns(); h = (*it).rows(); bmp = new cBitmap(w, h, 8); const PixelPacket *ptr = (*it).getConstPixels(0, 0, w, h); for (int iy = 0; iy < h; ++iy) { for (int ix = 0; ix < w; ++ix) { tColor col = (((~ptr->opacity & 0xFF00) << 16) | ((ptr->red & 0xFF00) << 8) | (ptr->green & 0xFF00) | ((ptr->blue & 0xFF00) >> 8)); bmp->DrawPixel(ix, iy, col); ++ptr; } } mBitmaps.push_back(bmp); } } catch (Exception &e) { esyslog("ERROR: text2skin: Couldn't load %s: %s", Filename, e.what()); delete bmp; return false; } return true; } #endif