From e0a199f1112c6f2103fde661002a164e81116541 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Sl=C3=A1vek=20Banko?= Date: Mon, 20 Dec 2021 17:17:19 +0100 Subject: kpdf: Drop suport for t1lib. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Slávek Banko --- kpdf/xpdf/splash/SplashT1Font.cpp | 292 -------------------------------------- 1 file changed, 292 deletions(-) delete mode 100644 kpdf/xpdf/splash/SplashT1Font.cpp (limited to 'kpdf/xpdf/splash/SplashT1Font.cpp') diff --git a/kpdf/xpdf/splash/SplashT1Font.cpp b/kpdf/xpdf/splash/SplashT1Font.cpp deleted file mode 100644 index 17dfcd78..00000000 --- a/kpdf/xpdf/splash/SplashT1Font.cpp +++ /dev/null @@ -1,292 +0,0 @@ -//======================================================================== -// -// SplashT1Font.cpp -// -//======================================================================== - -#include - -#if HAVE_T1LIB_H - -#ifdef USE_GCC_PRAGMAS -#pragma implementation -#endif - -#include -#include -#include "gmem.h" -#include "SplashMath.h" -#include "SplashGlyphBitmap.h" -#include "SplashPath.h" -#include "SplashT1FontEngine.h" -#include "SplashT1FontFile.h" -#include "SplashT1Font.h" - -//------------------------------------------------------------------------ - -static Guchar bitReverse[256] = { - 0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0, - 0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0, - 0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8, - 0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8, - 0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4, - 0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4, - 0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec, - 0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc, - 0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2, - 0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2, - 0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea, - 0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa, - 0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6, - 0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6, - 0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee, - 0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe, - 0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1, - 0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1, - 0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9, - 0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9, - 0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5, - 0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5, - 0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed, - 0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd, - 0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3, - 0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3, - 0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb, - 0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb, - 0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7, - 0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7, - 0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef, - 0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff -}; - -//------------------------------------------------------------------------ -// SplashT1Font -//------------------------------------------------------------------------ - -SplashT1Font::SplashT1Font(SplashT1FontFile *fontFileA, SplashCoord *matA, - SplashCoord *textMatA): - SplashFont(fontFileA, matA, textMatA, fontFileA->engine->aa) -{ - T1_TMATRIX matrix; - BBox bbox; - SplashCoord bbx0, bby0, bbx1, bby1; - int x, y; - - t1libID = T1_CopyFont(fontFileA->t1libID); - outlineID = -1; - - // compute font size - size = (float)splashSqrt(mat[2]*mat[2] + mat[3]*mat[3]); - - // transform the four corners of the font bounding box -- the min - // and max values form the bounding box of the transformed font - bbox = T1_GetFontBBox(t1libID); - bbx0 = 0.001 * bbox.llx; - bby0 = 0.001 * bbox.lly; - bbx1 = 0.001 * bbox.urx; - bby1 = 0.001 * bbox.ury; - // some fonts are completely broken, so we fake it (with values - // large enough that most glyphs should fit) - if (bbx0 == 0 && bby0 == 0 && bbx1 == 0 && bby1 == 0) { - bbx0 = bby0 = -0.5; - bbx1 = bby1 = 1.5; - } - x = (int)(mat[0] * bbx0 + mat[2] * bby0); - xMin = xMax = x; - y = (int)(mat[1] * bbx0 + mat[3] * bby0); - yMin = yMax = y; - x = (int)(mat[0] * bbx0 + mat[2] * bby1); - if (x < xMin) { - xMin = x; - } else if (x > xMax) { - xMax = x; - } - y = (int)(mat[1] * bbx0 + mat[3] * bby1); - if (y < yMin) { - yMin = y; - } else if (y > yMax) { - yMax = y; - } - x = (int)(mat[0] * bbx1 + mat[2] * bby0); - if (x < xMin) { - xMin = x; - } else if (x > xMax) { - xMax = x; - } - y = (int)(mat[1] * bbx1 + mat[3] * bby0); - if (y < yMin) { - yMin = y; - } else if (y > yMax) { - yMax = y; - } - x = (int)(mat[0] * bbx1 + mat[2] * bby1); - if (x < xMin) { - xMin = x; - } else if (x > xMax) { - xMax = x; - } - y = (int)(mat[1] * bbx1 + mat[3] * bby1); - if (y < yMin) { - yMin = y; - } else if (y > yMax) { - yMax = y; - } - // This is a kludge: some buggy PDF generators embed fonts with - // zero bounding boxes. - if (xMax == xMin) { - xMin = 0; - xMax = (int)size; - } - if (yMax == yMin) { - yMin = 0; - yMax = (int)(1.2 * size); - } - // Another kludge: an unusually large xMin or yMin coordinate is - // probably wrong. - if (xMin > 0) { - xMin = 0; - } - if (yMin > 0) { - yMin = 0; - } - // Another kludge: t1lib doesn't correctly handle fonts with - // real (non-integer) bounding box coordinates. - if (xMax - xMin > 5000) { - xMin = 0; - xMax = (int)size; - } - if (yMax - yMin > 5000) { - yMin = 0; - yMax = (int)(1.2 * size); - } - - // transform the font - matrix.cxx = (double)mat[0] / size; - matrix.cxy = (double)mat[1] / size; - matrix.cyx = (double)mat[2] / size; - matrix.cyy = (double)mat[3] / size; - T1_TransformFont(t1libID, &matrix); -} - -SplashT1Font::~SplashT1Font() { - T1_DeleteFont(t1libID); - if (outlineID >= 0) { - T1_DeleteFont(outlineID); - } -} - -GBool SplashT1Font::getGlyph(int c, int xFrac, int yFrac, - SplashGlyphBitmap *bitmap, int x0, int y0, SplashClip *clip, SplashClipResult *clipRes) { - return SplashFont::getGlyph(c, 0, 0, bitmap, x0, y0, clip, clipRes); -} - -GBool SplashT1Font::makeGlyph(int c, int xFrac, int yFrac, - SplashGlyphBitmap *bitmap, int x0, int y0, SplashClip *clip, SplashClipResult *clipRes) { - GLYPH *glyph; - int n, i; - - if (aa) { - glyph = T1_AASetChar(t1libID, c, size, NULL); - } else { - glyph = T1_SetChar(t1libID, c, size, NULL); - } - if (!glyph) { - return gFalse; - } - - bitmap->x = -glyph->metrics.leftSideBearing; - bitmap->y = glyph->metrics.ascent; - bitmap->w = glyph->metrics.rightSideBearing - glyph->metrics.leftSideBearing; - bitmap->h = glyph->metrics.ascent - glyph->metrics.descent; - bitmap->aa = aa; - if (aa) { - bitmap->data = (Guchar *)glyph->bits; - bitmap->freeData = gFalse; - } else { - n = bitmap->h * ((bitmap->w + 7) >> 3); - bitmap->data = (Guchar *)gmalloc(n); - for (i = 0; i < n; ++i) { - bitmap->data[i] = bitReverse[glyph->bits[i] & 0xff]; - } - bitmap->freeData = gTrue; - } - - *clipRes = clip->testRect(x0 - bitmap->x, - y0 - bitmap->y, - x0 - bitmap->x + bitmap->w - 1, - y0 - bitmap->y + bitmap->h - 1); - - return gTrue; -} - -SplashPath *SplashT1Font::getGlyphPath(int c) { - T1_TMATRIX matrix; - SplashPath *path; - T1_OUTLINE *outline; - T1_PATHSEGMENT *seg; - T1_BEZIERSEGMENT *bez; - SplashCoord x, y, x1, y1; - GBool needClose; - - if (outlineID < 0) { - outlineID = T1_CopyFont(((SplashT1FontFile *)fontFile)->t1libID); - outlineSize = (float)splashSqrt(textMat[2]*textMat[2] + - textMat[3]*textMat[3]); - matrix.cxx = (double)textMat[0] / outlineSize; - matrix.cxy = (double)textMat[1] / outlineSize; - matrix.cyx = (double)textMat[2] / outlineSize; - matrix.cyy = (double)textMat[3] / outlineSize; - // t1lib doesn't seem to handle small sizes correctly here, so set - // the size to 1000, and scale the resulting coordinates later - outlineMul = (float)(outlineSize / 65536000.0); - outlineSize = 1000; - T1_TransformFont(outlineID, &matrix); - } - - path = new SplashPath(); - if ((outline = T1_GetCharOutline(outlineID, c, outlineSize, NULL))) { - x = 0; - y = 0; - needClose = gFalse; - for (seg = outline; seg; seg = seg->link) { - switch (seg->type) { - case T1_PATHTYPE_MOVE: - if (needClose) { - path->close(); - needClose = gFalse; - } - x += seg->dest.x * outlineMul; - y += seg->dest.y * outlineMul; - path->moveTo(x, -y); - break; - case T1_PATHTYPE_LINE: - x += seg->dest.x * outlineMul; - y += seg->dest.y * outlineMul; - path->lineTo(x, -y); - needClose = gTrue; - break; - case T1_PATHTYPE_BEZIER: - bez = (T1_BEZIERSEGMENT *)seg; - x1 = x + (SplashCoord)(bez->dest.x * outlineMul); - y1 = y + (SplashCoord)(bez->dest.y * outlineMul); - path->curveTo(x + (SplashCoord)(bez->B.x * outlineMul), - -(y + (SplashCoord)(bez->B.y * outlineMul)), - x + (SplashCoord)(bez->C.x * outlineMul), - -(y + (SplashCoord)(bez->C.y * outlineMul)), - x1, -y1); - x = x1; - y = y1; - needClose = gTrue; - break; - } - } - if (needClose) { - path->close(); - } - T1_FreeOutline(outline); - } - - return path; -} - -#endif // HAVE_T1LIB_H -- cgit v1.2.3