feat: godot-engine-source-4.3-stable

engine/thirdparty/graphite/src/gr_font.cpp

@@ -0,0 +1,51 @@
+// SPDX-License-Identifier: MIT OR MPL-2.0 OR LGPL-2.1-or-later OR GPL-2.0-or-later
+// Copyright 2010, SIL International, All rights reserved.
+
+#include "graphite2/Font.h"
+#include "inc/Font.h"
+
+
+using namespace graphite2;
+
+extern "C" {
+
+void gr_engine_version(int *nMajor, int *nMinor, int *nBugFix)
+{
+    if (nMajor) *nMajor = GR2_VERSION_MAJOR;
+    if (nMinor) *nMinor = GR2_VERSION_MINOR;
+    if (nBugFix) *nBugFix = GR2_VERSION_BUGFIX;
+}
+
+gr_font* gr_make_font(float ppm/*pixels per em*/, const gr_face *face)
+{
+    return gr_make_font_with_advance_fn(ppm, 0, 0, face);
+}
+
+
+gr_font* gr_make_font_with_ops(float ppm/*pixels per em*/, const void* appFontHandle/*non-NULL*/, const gr_font_ops * font_ops, const gr_face * face/*needed for scaling*/)
+{                 //the appFontHandle must stay alive all the time when the gr_font is alive. When finished with the gr_font, call destroy_gr_font
+    if (face == 0 || ppm <= 0)  return 0;
+
+    Font * const res = new Font(ppm, *face, appFontHandle, font_ops);
+    if (*res)
+        return static_cast<gr_font*>(res);
+    else
+    {
+        delete res;
+        return 0;
+    }
+}
+
+gr_font* gr_make_font_with_advance_fn(float ppm/*pixels per em*/, const void* appFontHandle/*non-NULL*/, gr_advance_fn getAdvance, const gr_face * face/*needed for scaling*/)
+{
+    const gr_font_ops ops = {sizeof(gr_font_ops), getAdvance, NULL};
+    return gr_make_font_with_ops(ppm, appFontHandle, &ops, face);
+}
+
+void gr_font_destroy(gr_font *font)
+{
+    delete static_cast<Font*>(font);
+}
+
+
+} // extern "C"