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Diffstat (limited to 'Build/source/libs/poppler/poppler-0.12.4/splash/SplashFont.cc')
-rw-r--r--Build/source/libs/poppler/poppler-0.12.4/splash/SplashFont.cc215
1 files changed, 0 insertions, 215 deletions
diff --git a/Build/source/libs/poppler/poppler-0.12.4/splash/SplashFont.cc b/Build/source/libs/poppler/poppler-0.12.4/splash/SplashFont.cc
deleted file mode 100644
index 400d7cc4c08..00000000000
--- a/Build/source/libs/poppler/poppler-0.12.4/splash/SplashFont.cc
+++ /dev/null
@@ -1,215 +0,0 @@
-//========================================================================
-//
-// SplashFont.cc
-//
-//========================================================================
-
-//========================================================================
-//
-// Modified under the Poppler project - http://poppler.freedesktop.org
-//
-// All changes made under the Poppler project to this file are licensed
-// under GPL version 2 or later
-//
-// Copyright (C) 2007-2008 Albert Astals Cid <aacid@kde.org>
-//
-// To see a description of the changes please see the Changelog file that
-// came with your tarball or type make ChangeLog if you are building from git
-//
-//========================================================================
-
-#include <config.h>
-
-#ifdef USE_GCC_PRAGMAS
-#pragma implementation
-#endif
-
-#include <string.h>
-#include "goo/gmem.h"
-#include "SplashMath.h"
-#include "SplashGlyphBitmap.h"
-#include "SplashFontFile.h"
-#include "SplashFont.h"
-
-//------------------------------------------------------------------------
-
-struct SplashFontCacheTag {
- int c;
- short xFrac, yFrac; // x and y fractions
- int mru; // valid bit (0x80000000) and MRU index
- int x, y, w, h; // offset and size of glyph
-};
-
-//------------------------------------------------------------------------
-// SplashFont
-//------------------------------------------------------------------------
-
-SplashFont::SplashFont(SplashFontFile *fontFileA, SplashCoord *matA,
- SplashCoord *textMatA, GBool aaA) {
- fontFile = fontFileA;
- fontFile->incRefCnt();
- mat[0] = matA[0];
- mat[1] = matA[1];
- mat[2] = matA[2];
- mat[3] = matA[3];
- textMat[0] = textMatA[0];
- textMat[1] = textMatA[1];
- textMat[2] = textMatA[2];
- textMat[3] = textMatA[3];
- aa = aaA;
-
- cache = NULL;
- cacheTags = NULL;
-
- xMin = yMin = xMax = yMax = 0;
-}
-
-void SplashFont::initCache() {
- int i;
-
- // this should be (max - min + 1), but we add some padding to
- // deal with rounding errors
- glyphW = xMax - xMin + 3;
- glyphH = yMax - yMin + 3;
- if (aa) {
- glyphSize = glyphW * glyphH;
- } else {
- glyphSize = ((glyphW + 7) >> 3) * glyphH;
- }
-
- // set up the glyph pixmap cache
- cacheAssoc = 8;
- if (glyphSize <= 256) {
- cacheSets = 8;
- } else if (glyphSize <= 512) {
- cacheSets = 4;
- } else if (glyphSize <= 1024) {
- cacheSets = 2;
- } else {
- cacheSets = 1;
- }
- cache = (Guchar *)gmallocn_checkoverflow(cacheSets* cacheAssoc, glyphSize);
- if (cache != NULL) {
- cacheTags = (SplashFontCacheTag *)gmallocn(cacheSets * cacheAssoc,
- sizeof(SplashFontCacheTag));
- for (i = 0; i < cacheSets * cacheAssoc; ++i) {
- cacheTags[i].mru = i & (cacheAssoc - 1);
- }
- } else {
- cacheAssoc = 0;
- }
-}
-
-SplashFont::~SplashFont() {
- fontFile->decRefCnt();
- if (cache) {
- gfree(cache);
- }
- if (cacheTags) {
- gfree(cacheTags);
- }
-}
-
-GBool SplashFont::getGlyph(int c, int xFrac, int yFrac,
- SplashGlyphBitmap *bitmap, int x0, int y0, SplashClip *clip, SplashClipResult *clipRes) {
- SplashGlyphBitmap bitmap2;
- int size;
- Guchar *p;
- int i, j, k;
-
- // no fractional coordinates for large glyphs or non-anti-aliased
- // glyphs
- if (!aa || glyphH > 50) {
- xFrac = yFrac = 0;
- }
-
- // check the cache
- i = (c & (cacheSets - 1)) * cacheAssoc;
- for (j = 0; j < cacheAssoc; ++j) {
- if ((cacheTags[i+j].mru & 0x80000000) &&
- cacheTags[i+j].c == c &&
- (int)cacheTags[i+j].xFrac == xFrac &&
- (int)cacheTags[i+j].yFrac == yFrac) {
- bitmap->x = cacheTags[i+j].x;
- bitmap->y = cacheTags[i+j].y;
- bitmap->w = cacheTags[i+j].w;
- bitmap->h = cacheTags[i+j].h;
- for (k = 0; k < cacheAssoc; ++k) {
- if (k != j &&
- (cacheTags[i+k].mru & 0x7fffffff) <
- (cacheTags[i+j].mru & 0x7fffffff)) {
- ++cacheTags[i+k].mru;
- }
- }
- cacheTags[i+j].mru = 0x80000000;
- bitmap->aa = aa;
- bitmap->data = cache + (i+j) * glyphSize;
- bitmap->freeData = gFalse;
-
- *clipRes = clip->testRect(x0 - bitmap->x,
- y0 - bitmap->y,
- x0 - bitmap->x + bitmap->w - 1,
- y0 - bitmap->y + bitmap->h - 1);
-
- return gTrue;
- }
- }
-
- // generate the glyph bitmap
- if (!makeGlyph(c, xFrac, yFrac, &bitmap2, x0, y0, clip, clipRes)) {
- return gFalse;
- }
-
- if (*clipRes == splashClipAllOutside)
- {
- bitmap->freeData = gFalse;
- if (bitmap2.freeData) gfree(bitmap2.data);
- return gTrue;
- }
-
- // if the glyph doesn't fit in the bounding box, return a temporary
- // uncached bitmap
- if (bitmap2.w > glyphW || bitmap2.h > glyphH) {
- *bitmap = bitmap2;
- return gTrue;
- }
-
- // insert glyph pixmap in cache
- if (aa) {
- size = bitmap2.w * bitmap2.h;
- } else {
- size = ((bitmap2.w + 7) >> 3) * bitmap2.h;
- }
- p = NULL; // make gcc happy
- if (cacheAssoc == 0)
- {
- // we had problems on the malloc of the cache, so ignore it
- *bitmap = bitmap2;
- }
- else
- {
- for (j = 0; j < cacheAssoc; ++j) {
- if ((cacheTags[i+j].mru & 0x7fffffff) == cacheAssoc - 1) {
- cacheTags[i+j].mru = 0x80000000;
- cacheTags[i+j].c = c;
- cacheTags[i+j].xFrac = (short)xFrac;
- cacheTags[i+j].yFrac = (short)yFrac;
- cacheTags[i+j].x = bitmap2.x;
- cacheTags[i+j].y = bitmap2.y;
- cacheTags[i+j].w = bitmap2.w;
- cacheTags[i+j].h = bitmap2.h;
- p = cache + (i+j) * glyphSize;
- memcpy(p, bitmap2.data, size);
- } else {
- ++cacheTags[i+j].mru;
- }
- }
- *bitmap = bitmap2;
- bitmap->data = p;
- bitmap->freeData = gFalse;
- if (bitmap2.freeData) {
- gfree(bitmap2.data);
- }
- }
- return gTrue;
-}