summaryrefslogtreecommitdiffstats
path: root/filters/kword/pdf/xpdf/goo/GString.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'filters/kword/pdf/xpdf/goo/GString.cpp')
-rw-r--r--filters/kword/pdf/xpdf/goo/GString.cpp233
1 files changed, 233 insertions, 0 deletions
diff --git a/filters/kword/pdf/xpdf/goo/GString.cpp b/filters/kword/pdf/xpdf/goo/GString.cpp
new file mode 100644
index 000000000..ef792adba
--- /dev/null
+++ b/filters/kword/pdf/xpdf/goo/GString.cpp
@@ -0,0 +1,233 @@
+//========================================================================
+//
+// GString.cpp
+//
+// Simple variable-length string type.
+//
+// Copyright 1996-2002 Glyph & Cog, LLC
+//
+//========================================================================
+
+#include <aconf.h>
+
+
+#include <stdlib.h>
+#include <stddef.h>
+#include <string.h>
+#include <ctype.h>
+#include "gtypes.h"
+#include "GString.h"
+
+static inline int size(int len) {
+ int delta;
+
+ delta = len < 256 ? 7 : 255;
+ return ((len + 1) + delta) & ~delta;
+}
+
+inline void GString::resize(int length1) {
+ char *s1;
+
+ if (!s) {
+ s = new char[size(length1)];
+ } else if (size(length1) != size(length)) {
+ s1 = new char[size(length1)];
+ memcpy(s1, s, length + 1);
+ delete[] s;
+ s = s1;
+ }
+}
+
+GString::GString() {
+ s = NULL;
+ resize(length = 0);
+ s[0] = '\0';
+}
+
+GString::GString(const char *sA) {
+ int n = strlen(sA);
+
+ s = NULL;
+ resize(length = n);
+ memcpy(s, sA, n + 1);
+}
+
+GString::GString(const char *sA, int lengthA) {
+ s = NULL;
+ resize(length = lengthA);
+ memcpy(s, sA, length * sizeof(char));
+ s[length] = '\0';
+}
+
+GString::GString(GString *str, int idx, int lengthA) {
+ s = NULL;
+ resize(length = lengthA);
+ memcpy(s, str->getCString() + idx, length);
+ s[length] = '\0';
+}
+
+GString::GString(GString *str) {
+ s = NULL;
+ resize(length = str->getLength());
+ memcpy(s, str->getCString(), length + 1);
+}
+
+GString::GString(GString *str1, GString *str2) {
+ int n1 = str1->getLength();
+ int n2 = str2->getLength();
+
+ s = NULL;
+ resize(length = n1 + n2);
+ memcpy(s, str1->getCString(), n1);
+ memcpy(s + n1, str2->getCString(), n2 + 1);
+}
+
+GString *GString::fromInt(int x) {
+ char buf[24]; // enough space for 64-bit ints plus a little extra
+ GBool neg;
+ Guint y;
+ int i;
+
+ i = 24;
+ if (x == 0) {
+ buf[--i] = '0';
+ } else {
+ if ((neg = x < 0)) {
+ y = (Guint)-x;
+ } else {
+ y = (Guint)x;
+ }
+ while (i > 0 && y > 0) {
+ buf[--i] = '0' + y % 10;
+ y /= 10;
+ }
+ if (neg && i > 0) {
+ buf[--i] = '-';
+ }
+ }
+ return new GString(buf + i, 24 - i);
+}
+
+GString::~GString() {
+ delete[] s;
+}
+
+GString *GString::clear() {
+ s[length = 0] = '\0';
+ resize(0);
+ return this;
+}
+
+GString *GString::append(char c) {
+ resize(length + 1);
+ s[length++] = c;
+ s[length] = '\0';
+ return this;
+}
+
+GString *GString::append(GString *str) {
+ int n = str->getLength();
+
+ resize(length + n);
+ memcpy(s + length, str->getCString(), n + 1);
+ length += n;
+ return this;
+}
+
+GString *GString::append(const char *str) {
+ int n = strlen(str);
+
+ resize(length + n);
+ memcpy(s + length, str, n + 1);
+ length += n;
+ return this;
+}
+
+GString *GString::append(const char *str, int lengthA) {
+ resize(length + lengthA);
+ memcpy(s + length, str, lengthA);
+ length += lengthA;
+ s[length] = '\0';
+ return this;
+}
+
+GString *GString::insert(int i, char c) {
+ int j;
+
+ resize(length + 1);
+ for (j = length + 1; j > i; --j)
+ s[j] = s[j-1];
+ s[i] = c;
+ ++length;
+ return this;
+}
+
+GString *GString::insert(int i, GString *str) {
+ int n = str->getLength();
+ int j;
+
+ resize(length + n);
+ for (j = length; j >= i; --j)
+ s[j+n] = s[j];
+ memcpy(s+i, str->getCString(), n);
+ length += n;
+ return this;
+}
+
+GString *GString::insert(int i, const char *str) {
+ int n = strlen(str);
+ int j;
+
+ resize(length + n);
+ for (j = length; j >= i; --j)
+ s[j+n] = s[j];
+ memcpy(s+i, str, n);
+ length += n;
+ return this;
+}
+
+GString *GString::insert(int i, const char *str, int lengthA) {
+ int j;
+
+ resize(length + lengthA);
+ for (j = length; j >= i; --j)
+ s[j+lengthA] = s[j];
+ memcpy(s+i, str, lengthA);
+ length += lengthA;
+ return this;
+}
+
+GString *GString::del(int i, int n) {
+ int j;
+
+ if (n > 0) {
+ if (i + n > length) {
+ n = length - i;
+ }
+ for (j = i; j <= length - n; ++j) {
+ s[j] = s[j + n];
+ }
+ resize(length -= n);
+ }
+ return this;
+}
+
+GString *GString::upperCase() {
+ int i;
+
+ for (i = 0; i < length; ++i) {
+ if (islower(s[i]))
+ s[i] = toupper(s[i]);
+ }
+ return this;
+}
+
+GString *GString::lowerCase() {
+ int i;
+
+ for (i = 0; i < length; ++i) {
+ if (isupper(s[i]))
+ s[i] = tolower(s[i]);
+ }
+ return this;
+}