From 8997a45773a51583b2e686907cfa60f85b79bfc2 Mon Sep 17 00:00:00 2001
From: Max Horn
Date: Sun, 22 Feb 2009 19:45:53 +0000
Subject: SCI: Replaced two uses of sci_fopen by Common::File; moved
 is_print_str() to the only spot it is used

svn-id: r38791
---
 engines/sci/engine/game.cpp    |  9 +++++----
 engines/sci/engine/kstring.cpp | 17 +++++++++++++++++
 2 files changed, 22 insertions(+), 4 deletions(-)

(limited to 'engines/sci/engine')

diff --git a/engines/sci/engine/game.cpp b/engines/sci/engine/game.cpp
index 5c7bd07f3e..83a62c57b0 100644
--- a/engines/sci/engine/game.cpp
+++ b/engines/sci/engine/game.cpp
@@ -24,6 +24,7 @@
  */
 
 #include "common/system.h"
+#include "common/file.h"
 
 #include "sci/include/sciresource.h"
 #include "sci/include/engine.h"
@@ -139,10 +140,10 @@ int _reset_graphics_input(EngineState *s) {
 		}
 	} else {
 		// Check for Amiga palette file.
-		FILE *f = sci_fopen("spal", "rb");
-		if (f) {
-			s->gfx_state->resstate->static_palette = gfxr_read_pal1_amiga(&s->gfx_state->resstate->static_palette_entries, f);
-			fclose(f);
+		Common::File file;
+		if (file.open("spal")) {
+			s->gfx_state->resstate->static_palette = gfxr_read_pal1_amiga(&s->gfx_state->resstate->static_palette_entries, file);
+			file.close();
 			_sci1_alloc_system_colors(s);
 		} else {
 			resource = scir_find_resource(s->resmgr, sci_palette, 999, 1);
diff --git a/engines/sci/engine/kstring.cpp b/engines/sci/engine/kstring.cpp
index f961515c94..0e48254026 100644
--- a/engines/sci/engine/kstring.cpp
+++ b/engines/sci/engine/kstring.cpp
@@ -408,6 +408,23 @@ reg_t kStrCpy(EngineState *s, int funct_nr, int argc, reg_t *argv) {
 	return argv[0];
 }
 
+/* Simple heuristic to work around array handling peculiarity in SQ4:
+It uses StrAt() to read the individual elements, so we must determine
+whether a string is really a string or an array. */
+static int is_print_str(char *str) {
+	int printable = 0;
+	int len = strlen(str);
+
+	if (len == 0) return 1;
+
+	while (*str) {
+		if (isprint(*str)) printable++;
+		str++;
+	}
+
+	return ((float)printable / (float)len >= 0.5);
+}
+
 
 reg_t kStrAt(EngineState *s, int funct_nr, int argc, reg_t *argv) {
 	unsigned char *dest = (unsigned char *) kernel_dereference_bulk_pointer(s, argv[0], 0);
-- 
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