From d3c9975943df58e293359b87905d19ff1fd52061 Mon Sep 17 00:00:00 2001
From: Daniel Lange <DLange@git.local>
Date: Mon, 11 Apr 2016 13:00:15 +0200
Subject: Imported Upstream version 0.5

---
 RichString.c | 80 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 RichString.c

(limited to 'RichString.c')

diff --git a/RichString.c b/RichString.c
new file mode 100644
index 0000000..63db850
--- /dev/null
+++ b/RichString.c
@@ -0,0 +1,80 @@
+
+#include "RichString.h"
+
+#include <stdlib.h>
+#include <string.h>
+#include <curses.h>
+#include <sys/param.h>
+
+#include "debug.h"
+#include <assert.h>
+
+#define RICHSTRING_MAXLEN 300
+
+/*{
+
+typedef struct RichString_ {
+   int len;
+   chtype chstr[RICHSTRING_MAXLEN+1];
+} RichString;
+
+}*/
+
+/* private property */
+WINDOW* workArea = NULL;
+
+RichString RichString_new() {
+   RichString this;
+   this.len = 0;
+   return this;
+}
+
+void RichString_delete(RichString this) {
+}
+
+void RichString_prune(RichString* this) {
+   this->len = 0;
+}
+
+void RichString_write(RichString* this, int attrs, char* data) {
+   this->len = 0;
+   RichString_append(this, attrs, data);
+}
+
+inline void RichString_append(RichString* this, int attrs, char* data) {
+   RichString_appendn(this, attrs, data, strlen(data));
+}
+
+inline void RichString_appendn(RichString* this, int attrs, char* data, int len) {
+   if (!workArea) {
+      workArea = newpad(1, RICHSTRING_MAXLEN);
+   }
+   assert(workArea);
+   wattrset(workArea, attrs);
+   int maxToWrite = (RICHSTRING_MAXLEN - 1) - this->len;
+   int wrote = MIN(maxToWrite, len);
+   mvwaddnstr(workArea, 0, 0, data, maxToWrite);
+   int oldstrlen = this->len;
+   this->len += wrote;
+   mvwinchnstr(workArea, 0, 0, this->chstr + oldstrlen, wrote);
+   wattroff(workArea, attrs);
+}
+
+void RichString_setAttr(RichString *this, int attrs) {
+   for (int i = 0; i < this->len; i++) {
+      char c = this->chstr[i];
+      this->chstr[i] = c | attrs;
+   }
+}
+
+void RichString_applyAttr(RichString *this, int attrs) {
+   for (int i = 0; i < this->len - 1; i++) {
+      this->chstr[i] |= attrs;
+   }
+}
+
+RichString RichString_quickString(int attrs, char* data) {
+   RichString str = RichString_new();
+   RichString_write(&str, attrs, data);
+   return str;
+}
-- 
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