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authorMattias Andrée <maandree@kth.se>2020-04-26 16:46:56 +0200
committerMattias Andrée <maandree@kth.se>2020-04-26 16:47:00 +0200
commit099c377b4ca3dacfd15ef3632108378a9d9081c6 (patch)
tree8cdcc4a65e49122a616e4121cc0e051fdacdf440
parentFirst commit (diff)
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Add grid_fineness option
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to '')
-rw-r--r--Makefile2
-rw-r--r--libskrift.h5
-rw-r--r--libskrift_create_context.c5
3 files changed, 8 insertions, 4 deletions
diff --git a/Makefile b/Makefile
index 84c04d5..07a9aaf 100644
--- a/Makefile
+++ b/Makefile
@@ -52,7 +52,7 @@ uninstall:
-rm -f -- "$(DESTDIR)$(PREFIX)/include/libskrift.h"
clean:
- -rm -f -- *.o *.lo *.su libskrift.a libskrift.so libskrift.so.*
+ -rm -f -- *.o *.lo *.su *.a *.so *.so.*
.SUFFIXES:
.SUFFIXES: .c .o
diff --git a/libskrift.h b/libskrift.h
index 5c2e937..bc09255 100644
--- a/libskrift.h
+++ b/libskrift.h
@@ -55,7 +55,8 @@ enum libskrift_rendering_flags {
LIBSKRIFT_NO_LIGATURES = 0x0100,
LIBSKRIFT_ADVANCE_TO_GRID = 0x0200,
LIBSKRIFT_REGRESS_TO_GRID = 0x0400, /* Combine with LIBSKRIFT_ADVANCE_TO_GRID for closest alternative */
- LIBSKRIFT_USE_SUBPIXEL_GRID = 0x0800
+ LIBSKRIFT_USE_SUBPIXEL_GRID = 0x0800,
+ LIBSKRIFT_VERTICAL_TEXT = 0x1000
};
struct libskrift_rendering {
@@ -64,6 +65,7 @@ struct libskrift_rendering {
enum libskrift_smoothing smoothing;
enum libskrift_hinting hinting;
enum libskrift_rendering_flags flags;
+ int grid_fineness;
double horizontal_dpi;
double vertical_dpi;
double kerning;
@@ -100,6 +102,7 @@ struct libskrift_saved_grapheme {
.smoothing = LIBSKRIFT_GREYSCALE,\
.hinting = LIBSKRIFT_FULL,\
.flags = 0,\
+ .grid_fineness = 1,\
.horizontal_dpi = (double)1920 * 254 / 5180,\
.vertical_dpi = (double)1200 * 254 / 3240,\
.kerning = 1,\
diff --git a/libskrift_create_context.c b/libskrift_create_context.c
index 16c215e..9ebec24 100644
--- a/libskrift_create_context.c
+++ b/libskrift_create_context.c
@@ -15,7 +15,8 @@ int
libskrift_create_context(LIBSKRIFT_CONTEXT **ctxp, LIBSKRIFT_FONT *font, const struct libskrift_rendering *rendering, double height)
{
if (rendering) {
- if (HAVE_MULTIPLE_FLAGS(rendering->flags, LIBSKRIFT_CORRECT_GAMMA | LIBSKRIFT_REMOVE_GAMMA)) {
+ if (HAVE_MULTIPLE_FLAGS(rendering->flags, LIBSKRIFT_CORRECT_GAMMA | LIBSKRIFT_REMOVE_GAMMA) ||
+ !rendering->grid_fineness) {
errno = EINVAL;
return -1;
}
@@ -31,7 +32,6 @@ libskrift_create_context(LIBSKRIFT_CONTEXT **ctxp, LIBSKRIFT_FONT *font, const s
if (rendering) {
memcpy(&(*ctxp)->rendering, rendering, sizeof(*rendering));
-
COPY_ARRAY((*ctxp)->rendering, default_rendering, prestroke_transformation_rotation);
COPY_ARRAY((*ctxp)->rendering, default_rendering, left_transformation);
COPY_ARRAY((*ctxp)->rendering, default_rendering, right_transformation);
@@ -47,6 +47,7 @@ libskrift_create_context(LIBSKRIFT_CONTEXT **ctxp, LIBSKRIFT_FONT *font, const s
(*ctxp)->rendering.struct_version = LIBSKRIFT_RENDERING_STRUCT_VERSION;
(*ctxp)->rendering.hinting = LIBSKRIFT_NONE;
(*ctxp)->rendering.flags &= IMPLEMENTED_FLAGS;
+ (*ctxp)->rendering.grid_fineness = 1;
(*ctxp)->rendering.kerning = 0;
(*ctxp)->rendering.interletter_spacing = 0;