fontforge/add-bitmap-transform-support.patch

72 lines
2.7 KiB
Diff

From: Antonio Larrosa <alarrosa@suse.com>
Subject: Add support to use bitmap font transformations from python
This is needed by ttf-converter/xorg-x11-fonts in order to generate
an Italic version of MUTT-ClearlyU-Wide at package build time.
Index: fontforge-20200314/fontforge/python.c
===================================================================
--- fontforge-20200314.orig/fontforge/python.c
+++ fontforge-20200314/fontforge/python.c
@@ -35,6 +35,7 @@
#include "autotrace.h"
#include "autowidth2.h"
#include "bitmapcontrol.h"
+#include "bvedit.h"
#include "cvexport.h"
#include "cvimages.h"
#include "cvundoes.h"
@@ -11933,6 +11934,44 @@ return( -1 );
return( 0 );
}
+static PyObject *PyFFFont_bitmapTransform(PyFF_Font *self, PyObject *args) {
+ SplineFont *sf = self->fv->sf;
+ BDFFont *bdf;
+ char *funcname;
+ int xoff, yoff, i;
+ enum bvtools type;
+
+ if ( CheckIfFontClosed(self) )
+ return( NULL );
+
+ if ( !PyArg_ParseTuple(args,"sii", &funcname, &xoff, &yoff))
+ return( NULL );
+
+ if (strcmp(funcname, "fliph") == 0)
+ type = bvt_fliph;
+ else if (strcmp(funcname, "flipv") == 0)
+ type = bvt_flipv;
+ else if (strcmp(funcname, "rotate90cw") == 0)
+ type = bvt_rotate90cw;
+ else if (strcmp(funcname, "rotate90ccw") == 0)
+ type = bvt_rotate90ccw;
+ else if (strcmp(funcname, "rotate180") == 0)
+ type = bvt_rotate180;
+ else if (strcmp(funcname, "skew") == 0)
+ type = bvt_skew;
+ else if (strcmp(funcname, "transmove") == 0)
+ type = bvt_transmove;
+ else Py_RETURN( self );
+
+ for ( bdf=sf->bitmaps; bdf!=NULL; bdf=bdf->next )
+ for ( i=0; i<bdf->glyphcnt; ++i )
+ if ( bdf->glyphs[i]!=NULL )
+ BCTransFunc(bdf->glyphs[i], type, xoff, yoff);
+
+Py_RETURN( self );
+}
+
+
static PyObject *PyFF_Font_get_bitmapSizes(PyFF_Font *self, void *UNUSED(closure)) {
PyObject *tuple;
int cnt;
@@ -18179,6 +18218,7 @@ Py_RETURN( self );
PyMethodDef PyFF_Font_methods[] = {
{ "appendSFNTName", (PyCFunction) PyFFFont_appendSFNTName, METH_VARARGS, "Adds or replaces a name in the sfnt 'name' table. Takes three arguments, a language, a string id, and the string value" },
+ { "bitmapTransform", (PyCFunction) PyFFFont_bitmapTransform, METH_VARARGS, "Transforms all bitmap glyphs."},
{ "close", (PyCFunction) PyFFFont_close, METH_NOARGS, "Frees up memory for the current font. Any python pointers to it will become invalid." },
{ "compareFonts", (PyCFunction) PyFFFont_compareFonts, METH_VARARGS, "Compares two fonts and stores the result into a file"},
{ "save", (PyCFunction) PyFFFont_Save, METH_VARARGS, "Save the current font to a sfd file" },