1 files changed, 85 insertions, 0 deletions
diff --git a/tesseract/src/wordrec/drawfx.cpp b/tesseract/src/wordrec/drawfx.cpp
new file mode 100644
index 00000000..b72b1fce
--- /dev/null
+++ b/tesseract/src/wordrec/drawfx.cpp
@@ -0,0 +1,85 @@
+/**********************************************************************
+ * File:        drawfx.cpp  (Formerly drawfx.c)
+ * Description: Draw things to do with feature extraction.
+ * Author:      Ray Smith
+ *
+ * (C) Copyright 1992, Hewlett-Packard Ltd.
+ ** Licensed under the Apache License, Version 2.0 (the "License");
+ ** you may not use this file except in compliance with the License.
+ ** You may obtain a copy of the License at
+ ** http://www.apache.org/licenses/LICENSE-2.0
+ ** Unless required by applicable law or agreed to in writing, software
+ ** distributed under the License is distributed on an "AS IS" BASIS,
+ ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ ** See the License for the specific language governing permissions and
+ ** limitations under the License.
+ *
+ **********************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include "config_auto.h"
+#endif
+
+#include          "drawfx.h"
+
+#include          "normalis.h"
+#include          "werd.h"
+
+namespace tesseract {
+
+#ifndef GRAPHICS_DISABLED
+
+#define FXDEMOWIN     "FXDemo"
+#define FXDEMOXPOS      250
+#define FXDEMOYPOS      0
+#define FXDEMOXSIZE     600
+#define FXDEMOYSIZE     256
+#define BLN_MAX       512        //max coord for bln
+#define WERDWIDTH       (BLN_MAX*20)
+                                 //title of window
+#define DEBUG_WIN_NAME    "FXDebug"
+
+STRING_VAR(fx_debugfile, DEBUG_WIN_NAME, "Name of debugfile");
+
+ScrollView* fx_win = nullptr;
+FILE* fx_debug = nullptr;
+
+/**********************************************************************
+ * create_fx_win
+ *
+ * Create the fx window used to show the fit.
+ **********************************************************************/
+
+void create_fx_win() {  //make features win
+  fx_win = new ScrollView (FXDEMOWIN,
+    FXDEMOXPOS, FXDEMOYPOS, FXDEMOXSIZE, FXDEMOYSIZE,
+    WERDWIDTH*2, BLN_MAX*2, true);
+}
+
+
+/**********************************************************************
+ * clear_fx_win
+ *
+ * Clear the fx window and draw on the base/mean lines.
+ **********************************************************************/
+
+void clear_fx_win() {  //make features win
+  fx_win->Clear();
+  fx_win->Pen(64,64,64);
+  fx_win->Line(-WERDWIDTH, kBlnBaselineOffset, WERDWIDTH, kBlnBaselineOffset);
+  fx_win->Line(-WERDWIDTH, kBlnXHeight + kBlnBaselineOffset, WERDWIDTH,
+               kBlnXHeight + kBlnBaselineOffset);
+}
+
+#endif // !GRAPHICS_DISABLED
+
+/**********************************************************************
+ * create_fxdebug_win
+ *
+ * Create the fx window used to show the fit.
+ **********************************************************************/
+
+void create_fxdebug_win() {  //make gradients win
+}
+
+} // namespace tesseract