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main/libxft: add support for BGRA glyphs and scaling (emojis)

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This commit is contained in:
Anjandev Momi 2021-06-15 19:28:37 +00:00 committed by Ariadne Conill
parent 55c0e55b31
commit a266549e45
2 changed files with 720 additions and 5 deletions
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11
main/libxft/APKBUILD
View File

@ -1,21 +1,21 @@
# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
pkgname=libxft
pkgver=2.3.3
pkgrel=0
pkgrel=1
pkgdesc="FreeType-based font drawing library for X"
url="http://xorg.freedesktop.org/"
arch="all"
license="MIT"
options="!check" # No test suite.
subpackages="$pkgname-dev $pkgname-doc"
depends=
depends_dev="zlib-dev"
makedepends="$depends_dev xorgproto fontconfig-dev freetype-dev libxrender-dev util-macros"
source="https://www.x.org/releases/individual/lib/libXft-$pkgver.tar.bz2"
source="https://www.x.org/releases/individual/lib/libXft-$pkgver.tar.bz2
emoji.patch"
builddir="$srcdir/libXft-$pkgver"
build () {
build() {
cd "$builddir"
./configure \
--build=$CBUILD \
@ -31,4 +31,5 @@ package() {
install -Dm644 COPYING "$pkgdir"/usr/share/licenses/$pkgname/COPYING
}
sha512sums="28fdaf3baa3b156a4a7fdd6e39c4d8026d7d21eaa9be27c9797c8d329dab691a1bc82ea6042f9d4729a9343d93787536fb7e4b606f722f33cbe608b2e79910e8 libXft-2.3.3.tar.bz2"
sha512sums="28fdaf3baa3b156a4a7fdd6e39c4d8026d7d21eaa9be27c9797c8d329dab691a1bc82ea6042f9d4729a9343d93787536fb7e4b606f722f33cbe608b2e79910e8 libXft-2.3.3.tar.bz2
d17758faaad59e00820792a8938e93aa7a2dcbe5fe7d8ece6b96f2651b1a1275b54395202211a92504ff87319e7b5e43250b2cb28c96a7ac31a602c3d95f6916 emoji.patch"

714
main/libxft/emoji.patch Normal file
View File

@ -0,0 +1,714 @@
Author: Maxime Coste <mawww@kakoune.org>
URL: https://gitlab.freedesktop.org/xorg/lib/libxft/-/merge_requests/1 https://gitlab.freedesktop.org/xorg/lib/libxft/-/commit/7808631e7a9a605d5fe7a1077129c658d9ec47fc
Summary: Add support for BGRA glyphs and scaling
----
diff --git a/src/xftfreetype.c b/src/xftfreetype.c
index a3b83329914f2820a76349d7a77b648e0e864d3b..a639a03aaeeffb1c3c1fc70a222539d3b1dce2e3 100644
--- a/src/xftfreetype.c
+++ b/src/xftfreetype.c
@@ -514,7 +514,7 @@ XftFontInfoFill (Display *dpy, _Xconst FcPattern *pattern, XftFontInfo *fi)
/*
* Compute glyph load flags
*/
- fi->load_flags = FT_LOAD_DEFAULT;
+ fi->load_flags = FT_LOAD_DEFAULT | FT_LOAD_COLOR;
#ifndef XFT_EMBEDDED_BITMAP
#define XFT_EMBEDDED_BITMAP "embeddedbitmap"
@@ -766,6 +766,7 @@ XftFontOpenInfo (Display *dpy,
FcChar32 hash_value;
FcChar32 rehash_value;
FcBool antialias;
+ FcBool color;
int max_glyph_memory;
int alloc_size;
int ascent, descent, height;
@@ -822,12 +823,16 @@ XftFontOpenInfo (Display *dpy,
if (!(face->face_flags & FT_FACE_FLAG_SCALABLE))
antialias = FcFalse;
+ color = FT_HAS_COLOR(face) ? FcTrue : FcFalse;
+
/*
* Find the appropriate picture format
*/
if (fi->render)
{
- if (antialias)
+ if (color)
+ format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
+ else if (antialias)
{
switch (fi->rgba) {
case FC_RGBA_RGB:
@@ -842,9 +847,7 @@ XftFontOpenInfo (Display *dpy,
}
}
else
- {
format = XRenderFindStandardFormat (dpy, PictStandardA1);
- }
if (!format)
goto bail2;
@@ -959,6 +962,13 @@ XftFontOpenInfo (Display *dpy,
* which doesn't happen in XftFontInfoFill
*/
font->info.antialias = antialias;
+
+ /*
+ * Set color value, which is only known once the
+ * font was loaded
+ */
+ font->info.color = color;
+
/*
* bump XftFile reference count
*/
diff --git a/src/xftglyphs.c b/src/xftglyphs.c
index 4b5fb82e570ed6df9de1fbd6aa0c72f5524042bf..af2e3c1d2a5c4f62019c5fb869cda3d0bb6697f9 100644
--- a/src/xftglyphs.c
+++ b/src/xftglyphs.c
@@ -26,6 +26,8 @@
#include FT_SYNTHESIS_H
+#include FT_GLYPH_H
+
/*
* Validate the memory info for a font
*/
@@ -78,9 +80,11 @@ _XftFontValidateMemory (Display *dpy, XftFont *public)
static int
_compute_xrender_bitmap_size( FT_Bitmap* target,
FT_GlyphSlot slot,
- FT_Render_Mode mode )
+ FT_Render_Mode mode,
+ FT_Matrix* matrix )
{
FT_Bitmap* ftbit;
+ FT_Vector vector;
int width, height, pitch;
if ( slot->format != FT_GLYPH_FORMAT_BITMAP )
@@ -88,9 +92,18 @@ _compute_xrender_bitmap_size( FT_Bitmap* target,
// compute the size of the final bitmap
ftbit = &slot->bitmap;
-
width = ftbit->width;
height = ftbit->rows;
+
+ if ( matrix && mode == FT_RENDER_MODE_NORMAL )
+ {
+ vector.x = ftbit->width;
+ vector.y = ftbit->rows;
+ FT_Vector_Transform(&vector, matrix);
+
+ width = vector.x;
+ height = vector.y;
+ }
pitch = (width+3) & ~3;
switch ( ftbit->pixel_mode )
@@ -112,6 +125,10 @@ _compute_xrender_bitmap_size( FT_Bitmap* target,
}
break;
+ case FT_PIXEL_MODE_BGRA:
+ pitch = width * 4;
+ break;
+
case FT_PIXEL_MODE_LCD:
if ( mode != FT_RENDER_MODE_LCD )
return -1;
@@ -142,6 +159,105 @@ _compute_xrender_bitmap_size( FT_Bitmap* target,
return pitch * height;
}
+/* this functions converts the glyph bitmap found in a FT_GlyphSlot
+ * into a different format while scaling by applying the given matrix
+ * (see _compute_xrender_bitmap_size)
+ *
+ * you should call this function after _compute_xrender_bitmap_size
+ *
+ * target :: target bitmap descriptor. Note that its 'buffer' pointer
+ * must point to memory allocated by the caller
+ *
+ * source :: the source bitmap descriptor
+ *
+ * matrix :: the scaling matrix to apply
+ */
+static void
+_scaled_fill_xrender_bitmap( FT_Bitmap* target,
+ FT_Bitmap* source,
+ const FT_Matrix* matrix )
+{
+ unsigned char* src_buf = source->buffer;
+ unsigned char* dst_line = target->buffer;
+ int src_pitch = source->pitch;
+ int width = target->width;
+ int height = target->rows;
+ int pitch = target->pitch;
+ int h;
+ FT_Vector vector;
+ FT_Matrix inverse = *matrix;
+ int sampling_width;
+ int sampling_height;
+ int sample_count;
+
+ if ( src_pitch < 0 )
+ src_buf -= src_pitch*(source->rows-1);
+
+ FT_Matrix_Invert(&inverse);
+
+ /* compute how many source pixels a target pixel spans */
+ vector.x = 1;
+ vector.y = 1;
+ FT_Vector_Transform(&vector, &inverse);
+ sampling_width = vector.x / 2;
+ sampling_height = vector.y / 2;
+ sample_count = (2 * sampling_width + 1) * (2 * sampling_height + 1);
+
+ for ( h = height; h > 0; h--, dst_line += pitch )
+ {
+ int x;
+
+ for ( x = 0; x < width; x++ )
+ {
+ unsigned char* src;
+
+#define CLAMP(x, min, max) ((x) < (min) ? (min) : ((x) > (max) ? (max) : (x)))
+
+ /* compute target pixel location in source space */
+ vector.x = (x * 0x10000) + 0x10000 / 2;
+ vector.y = ((height - h) * 0x10000) + 0x10000 / 2;
+ FT_Vector_Transform(&vector, &inverse);
+ vector.x = CLAMP(FT_RoundFix(vector.x) / 0x10000, 0, source->width - 1);
+ vector.y = CLAMP(FT_RoundFix(vector.y) / 0x10000, 0, source->rows - 1);
+
+ switch ( source->pixel_mode )
+ {
+ case FT_PIXEL_MODE_MONO: /* convert mono to 8-bit gray, scale using nearest pixel */
+ src = src_buf + (vector.y * src_pitch);
+ if ( src[(vector.x >> 3)] & (0x80 >> (vector.x & 7)) )
+ dst_line[x] = 0xff;
+ break;
+
+ case FT_PIXEL_MODE_GRAY: /* scale using nearest pixel */
+ src = src_buf + (vector.y * src_pitch);
+ dst_line[x] = src[vector.x];
+ break;
+
+ case FT_PIXEL_MODE_BGRA: /* scale by averaging all relevant source pixels, keep BGRA format */
+ {
+ int sample_x, sample_y;
+ int bgra[4] = {};
+ for (sample_y = - sampling_height; sample_y < sampling_height + 1; ++sample_y)
+ {
+ int src_y = CLAMP(vector.y + sample_y, 0, source->rows - 1);
+ src = src_buf + (src_y * src_pitch);
+ for (sample_x = - sampling_width; sample_x < sampling_width + 1; ++sample_x)
+ {
+ int src_x = CLAMP(vector.x + sample_x, 0, source->width - 1);
+ for (int i = 0; i < 4; ++i)
+ bgra[i] += src[src_x * 4 + i];
+ }
+ }
+
+ for (int i = 0; i < 4; ++i)
+ dst_line[4 * x + i] = bgra[i] / sample_count;
+ break;
+ }
+ }
+ }
+ }
+}
+
/* this functions converts the glyph bitmap found in a FT_GlyphSlot
* into a different format (see _compute_xrender_bitmap_size)
*
@@ -244,6 +360,11 @@ _fill_xrender_bitmap( FT_Bitmap* target,
}
break;
+ case FT_PIXEL_MODE_BGRA: /* Preserve BGRA format */
+ for ( h = height; h > 0; h--, srcLine += src_pitch, dstLine += pitch )
+ memcpy( dstLine, srcLine, width * 4 );
+ break;
+
case FT_PIXEL_MODE_LCD:
if ( !bgr )
{
@@ -365,6 +486,8 @@ XftFontLoadGlyphs (Display *dpy,
FT_Vector vector;
FT_Face face;
FT_Render_Mode mode = FT_RENDER_MODE_MONO;
+ FcBool transform;
+ FcBool glyph_transform;
if (!info)
return;
@@ -374,6 +497,8 @@ XftFontLoadGlyphs (Display *dpy,
if (!face)
return;
+ if (font->info.color)
+ mode = FT_RENDER_MODE_NORMAL;
if (font->info.antialias)
{
switch (font->info.rgba) {
@@ -390,6 +515,8 @@ XftFontLoadGlyphs (Display *dpy,
}
}
+ transform = font->info.transform && mode != FT_RENDER_MODE_MONO;
+
while (nglyph--)
{
glyphindex = *glyphs++;
@@ -440,7 +567,7 @@ XftFontLoadGlyphs (Display *dpy,
/*
* Compute glyph metrics from FreeType information
*/
- if(font->info.transform && glyphslot->format != FT_GLYPH_FORMAT_BITMAP)
+ if (transform)
{
/*
* calculate the true width by transforming all four corners.
@@ -487,7 +614,7 @@ XftFontLoadGlyphs (Display *dpy,
* Clip charcell glyphs to the bounding box
* XXX transformed?
*/
- if (font->info.spacing >= FC_CHARCELL && !font->info.transform)
+ if (font->info.spacing >= FC_CHARCELL && !transform)
{
if (font->info.load_flags & FT_LOAD_VERTICAL_LAYOUT)
{
@@ -519,18 +646,20 @@ XftFontLoadGlyphs (Display *dpy,
}
}
+ glyph_transform = transform;
if ( glyphslot->format != FT_GLYPH_FORMAT_BITMAP )
{
error = FT_Render_Glyph( face->glyph, mode );
if (error)
continue;
+ glyph_transform = False;
}
FT_Library_SetLcdFilter( _XftFTlibrary, FT_LCD_FILTER_NONE );
if (font->info.spacing >= FC_MONO)
{
- if (font->info.transform)
+ if (transform)
{
if (font->info.load_flags & FT_LOAD_VERTICAL_LAYOUT)
{
@@ -613,14 +742,27 @@ XftFontLoadGlyphs (Display *dpy,
}
}
- size = _compute_xrender_bitmap_size( &local, glyphslot, mode );
+ size = _compute_xrender_bitmap_size( &local, glyphslot, mode, glyph_transform ? &font->info.matrix : NULL );
if ( size < 0 )
continue;
xftg->metrics.width = local.width;
xftg->metrics.height = local.rows;
- xftg->metrics.x = - glyphslot->bitmap_left;
- xftg->metrics.y = glyphslot->bitmap_top;
+ if (transform)
+ {
+ vector.x = - glyphslot->bitmap_left;
+ vector.y = glyphslot->bitmap_top;
+
+ FT_Vector_Transform(&vector, &font->info.matrix);
+
+ xftg->metrics.x = vector.x;
+ xftg->metrics.y = vector.y;
+ }
+ else
+ {
+ xftg->metrics.x = - glyphslot->bitmap_left;
+ xftg->metrics.y = glyphslot->bitmap_top;
+ }
/*
* If the glyph is relatively large (> 1% of server memory),
@@ -645,9 +787,12 @@ XftFontLoadGlyphs (Display *dpy,
local.buffer = bufBitmap;
- _fill_xrender_bitmap( &local, glyphslot, mode,
- (font->info.rgba == FC_RGBA_BGR ||
- font->info.rgba == FC_RGBA_VBGR ) );
+ if (mode == FT_RENDER_MODE_NORMAL && glyph_transform)
+ _scaled_fill_xrender_bitmap(&local, &glyphslot->bitmap, &font->info.matrix);
+ else
+ _fill_xrender_bitmap( &local, glyphslot, mode,
+ (font->info.rgba == FC_RGBA_BGR ||
+ font->info.rgba == FC_RGBA_VBGR ) );
/*
* Copy or convert into local buffer.
@@ -662,6 +807,7 @@ XftFontLoadGlyphs (Display *dpy,
*/
glyph = (Glyph) glyphindex;
+ xftg->picture = 0;
xftg->glyph_memory = size + sizeof (XftGlyph);
if (font->format)
{
@@ -685,15 +831,35 @@ XftFontLoadGlyphs (Display *dpy,
}
}
}
- else if ( mode != FT_RENDER_MODE_NORMAL )
+ else if (glyphslot->bitmap.pixel_mode == FT_PIXEL_MODE_BGRA || mode != FT_RENDER_MODE_NORMAL)
{
/* invert ARGB <=> BGRA */
if (ImageByteOrder (dpy) != XftNativeByteOrder ())
XftSwapCARD32 ((CARD32 *) bufBitmap, size >> 2);
}
- XRenderAddGlyphs (dpy, font->glyphset, &glyph,
- &xftg->metrics, 1,
- (char *) bufBitmap, size);
+
+ if (glyphslot->bitmap.pixel_mode == FT_PIXEL_MODE_BGRA)
+ {
+ Pixmap pixmap = XCreatePixmap(dpy, DefaultRootWindow(dpy), local.width, local.rows, 32);
+ GC gc = XCreateGC(dpy, pixmap, 0, NULL);
+ XImage image = {
+ local.width, local.rows, 0, ZPixmap, (char *)bufBitmap,
+ dpy->byte_order, dpy->bitmap_unit, dpy->bitmap_bit_order, 32,
+ 32, local.width * 4 - local.pitch, 32,
+ 0, 0, 0
+ };
+
+ XInitImage(&image);
+ XPutImage(dpy, pixmap, gc, &image, 0, 0, 0, 0, local.width, local.rows);
+ xftg->picture = XRenderCreatePicture(dpy, pixmap, font->format, 0, NULL);
+
+ XFreeGC(dpy, gc);
+ XFreePixmap(dpy, pixmap);
+ }
+ else
+ XRenderAddGlyphs (dpy, font->glyphset, &glyph,
+ &xftg->metrics, 1,
+ (char *) bufBitmap, size);
}
else
{
@@ -744,7 +910,9 @@ XftFontUnloadGlyphs (Display *dpy,
{
if (font->format)
{
- if (font->glyphset)
+ if (xftg->picture)
+ XRenderFreePicture(dpy, xftg->picture);
+ else if (font->glyphset)
{
glyphBuf[nused++] = (Glyph) glyphindex;
if (nused == sizeof (glyphBuf) / sizeof (glyphBuf[0]))
diff --git a/src/xftint.h b/src/xftint.h
index c06ac3cba2430eac98fe217e4a6e923ce2c6649a..b263520d4bb89fc395628d5c35f926c5e9edc8a4 100644
--- a/src/xftint.h
+++ b/src/xftint.h
@@ -85,6 +85,7 @@ typedef struct _XftGlyph {
XGlyphInfo metrics;
void *bitmap;
unsigned long glyph_memory;
+ Picture picture;
} XftGlyph;
/*
@@ -134,6 +135,7 @@ struct _XftFontInfo {
FT_F26Dot6 xsize, ysize; /* pixel size */
FcBool antialias; /* doing antialiasing */
FcBool embolden; /* force emboldening */
+ FcBool color; /* contains color glyphs */
int rgba; /* subpixel order */
int lcd_filter; /* lcd filter */
FT_Matrix matrix; /* glyph transformation matrix */
diff --git a/src/xftrender.c b/src/xftrender.c
index b280c03136d8d40dee086fba8e6411db7e0d33e4..9a789cb73f8db24fa685845a4f2cc6a72071b95b 100644
--- a/src/xftrender.c
+++ b/src/xftrender.c
@@ -25,6 +25,35 @@
#define NUM_LOCAL 1024
#define NUM_ELT_LOCAL 128
+/*
+ * Dispatch glyph drawing to the correct XRenderCompositeString function
+ */
+static void
+_XftCompositeString (Display *dpy, int op, Picture src, Picture dst, XRenderPictFormat* format, GlyphSet glyphset, int srcx, int srcy, int dstx, int dsty, int charwidth, unsigned int* chars, int nchars)
+{
+ if (nchars == 0)
+ return;
+
+ switch (charwidth) {
+ case 1:
+ default:
+ XRenderCompositeString8 (dpy, op,
+ src, dst, format, glyphset,
+ srcx, srcy, dstx, dsty, (char*)chars, nchars);
+ break;
+ case 2:
+ XRenderCompositeString16(dpy, op,
+ src, dst, format, glyphset,
+ srcx, srcy, dstx, dsty, (unsigned short*)chars, nchars);
+ break;
+ case 4:
+ XRenderCompositeString32(dpy, op,
+ src, dst, format, glyphset,
+ srcx, srcy, dstx, dsty, (unsigned int*)chars, nchars);
+ break;
+ }
+}
+
/*
* Use the Render extension to draw the glyphs
*/
@@ -43,12 +72,14 @@ XftGlyphRender (Display *dpy,
int nglyphs)
{
XftFontInt *font = (XftFontInt *) pub;
- int i;
+ int i, j;
FT_UInt missing[XFT_NMISSING];
int nmissing;
FT_UInt g, max;
int size, width;
+ int dstx, dsty;
Glyph wire;
+ XftGlyph* glyph;
char *char8;
unsigned short *char16;
unsigned int *char32;
@@ -100,43 +131,75 @@ XftGlyphRender (Display *dpy,
if (!chars)
goto bail1;
}
+ dstx = x;
+ dsty = y;
char8 = (char *) chars;
char16 = (unsigned short *) chars;
char32 = (unsigned int *) chars;
- for (i = 0; i < nglyphs; i++)
+ for (i = 0, j = 0; i < nglyphs; i++)
{
wire = (Glyph) glyphs[i];
if (wire >= font->num_glyphs || !font->glyphs[wire])
wire = 0;
- switch (width) {
- case 1: char8[i] = (char) wire; break;
- case 2: char16[i] = (unsigned short) wire; break;
- case 4: char32[i] = (unsigned long) wire; break;
+ glyph = font->glyphs[wire];
+ if (glyph->picture)
+ {
+ _XftCompositeString(dpy, op, src, dst, font->format, font->glyphset, srcx, srcy, x, y, width, chars, j);
+ XRenderComposite(dpy, PictOpOver, glyph->picture, None, dst, 0, 0, 0, 0, dstx, dsty - glyph->metrics.y, glyph->metrics.width, glyph->metrics.height);
+ x = dstx = dstx + glyph->metrics.xOff;
+ x = dsty = dsty + glyph->metrics.yOff;
+ j = 0;
+ }
+ else
+ {
+ switch (width) {
+ case 1: char8[j] = (char) wire; break;
+ case 2: char16[j] = (unsigned short) wire; break;
+ case 4: char32[j] = (unsigned long) wire; break;
+ }
+ dstx += glyph->metrics.xOff;
+ dsty += glyph->metrics.yOff;
+ ++j;
}
}
- switch (width) {
+ _XftCompositeString(dpy, op, src, dst, font->format, font->glyphset, srcx, srcy, x, y, width, chars, j);
+ if (chars != char_local)
+ free (chars);
+bail1:
+ if (glyphs_loaded)
+ _XftFontManageMemory (dpy, pub);
+}
+
+/*
+ * Dispatch glyph drawing to the correct XRenderCompositeText function
+ */
+static void
+_XftCompositeText (Display *dpy, int op, Picture src, Picture dst, XRenderPictFormat* format, int srcx, int srcy, int dstx, int dsty, int eltwidth, XGlyphElt8* elts, int nelt)
+{
+ if (nelt == 0)
+ return;
+
+ switch (eltwidth) {
case 1:
default:
- XRenderCompositeString8 (dpy, op,
- src, dst, font->format, font->glyphset,
- srcx, srcy, x, y, char8, nglyphs);
+ XRenderCompositeText8 (dpy, op,
+ src, dst, format,
+ srcx, srcy, dstx, dsty,
+ (XGlyphElt8*)elts, nelt);
break;
case 2:
- XRenderCompositeString16(dpy, op,
- src, dst, font->format, font->glyphset,
- srcx, srcy, x, y, char16, nglyphs);
+ XRenderCompositeText16(dpy, op,
+ src, dst, format,
+ srcx, srcy, dstx, dsty,
+ (XGlyphElt16*)elts, nelt);
break;
case 4:
- XRenderCompositeString32(dpy, op,
- src, dst, font->format, font->glyphset,
- srcx, srcy, x, y, char32, nglyphs);
+ XRenderCompositeText32(dpy, op,
+ src, dst, format,
+ srcx, srcy, dstx, dsty,
+ (XGlyphElt32*)elts, nelt);
break;
}
- if (chars != char_local)
- free (chars);
-bail1:
- if (glyphs_loaded)
- _XftFontManageMemory (dpy, pub);
}
_X_EXPORT void
@@ -251,9 +314,10 @@ XftGlyphSpecRender (Display *dpy,
g = 0;
/*
* check to see if the glyph is placed where it would
- * fall using the normal spacing
+ * fall using the normal spacing and if it would render
+ * as a XRender glyph
*/
- if ((glyph = font->glyphs[g]))
+ if ((glyph = font->glyphs[g]) && !glyph->picture)
{
if (x != glyphs[i].x || y != glyphs[i].y)
{
@@ -267,7 +331,7 @@ XftGlyphSpecRender (Display *dpy,
}
elts = elts_local;
- if (nelt > NUM_ELT_LOCAL)
+ if (!font->info.color && nelt > NUM_ELT_LOCAL)
{
elts = malloc (nelt * sizeof (XGlyphElt8));
if (!elts)
@@ -275,7 +339,7 @@ XftGlyphSpecRender (Display *dpy,
}
/*
- * Generate the list of glyph elts
+ * Generate the list of glyph elts or render color glyphs
*/
nelt = 0;
x = y = 0;
@@ -289,6 +353,11 @@ XftGlyphSpecRender (Display *dpy,
g = 0;
if ((glyph = font->glyphs[g]))
{
+ if (glyph->picture)
+ {
+ XRenderComposite(dpy, PictOpOver, glyph->picture, None, dst, 0, 0, 0, 0, glyphs[i].x, glyphs[i].y - glyph->metrics.y, glyph->metrics.width, glyph->metrics.height);
+ continue;
+ }
if (!i || x != glyphs[i].x || y != glyphs[i].y)
{
if (n)
@@ -320,23 +389,9 @@ XftGlyphSpecRender (Display *dpy,
elts[nelt].nchars = n;
nelt++;
}
- switch (width) {
- case 1:
- XRenderCompositeText8 (dpy, op, src, dst, font->format,
- srcx, srcy, glyphs[0].x, glyphs[0].y,
- elts, nelt);
- break;
- case 2:
- XRenderCompositeText16 (dpy, op, src, dst, font->format,
- srcx, srcy, glyphs[0].x, glyphs[0].y,
- (XGlyphElt16 *) elts, nelt);
- break;
- case 4:
- XRenderCompositeText32 (dpy, op, src, dst, font->format,
- srcx, srcy, glyphs[0].x, glyphs[0].y,
- (XGlyphElt32 *) elts, nelt);
- break;
- }
+ _XftCompositeText(dpy, op, src, dst, font->format,
+ srcx, srcy, glyphs[0].x, glyphs[0].y,
+ width, elts, nelt);
if (elts != elts_local)
free (elts);
@@ -535,7 +590,7 @@ XftGlyphFontSpecRender (Display *dpy,
* check to see if the glyph is placed where it would
* fall using the normal spacing
*/
- if ((glyph = font->glyphs[g]))
+ if ((glyph = font->glyphs[g]) && !glyph->picture)
{
if (pub != prevPublic || x != glyphs[i].x || y != glyphs[i].y)
{
@@ -560,7 +615,7 @@ XftGlyphFontSpecRender (Display *dpy,
}
/*
- * Generate the list of glyph elts
+ * Generate the list of glyph elts and render color glyphs
*/
nelt = 0;
x = y = 0;
@@ -578,6 +633,11 @@ XftGlyphFontSpecRender (Display *dpy,
g = 0;
if ((glyph = font->glyphs[g]))
{
+ if (glyph->picture)
+ {
+ XRenderComposite(dpy, PictOpOver, glyph->picture, None, dst, 0, 0, 0, 0, glyphs[i].x, glyphs[i].y - glyph->metrics.y, glyph->metrics.width, glyph->metrics.height);
+ continue;
+ }
if (!i || pub != prevPublic || x != glyphs[i].x || y != glyphs[i].y)
{
if (n)
@@ -610,23 +670,9 @@ XftGlyphFontSpecRender (Display *dpy,
elts[nelt].nchars = n;
nelt++;
}
- switch (width) {
- case 1:
- XRenderCompositeText8 (dpy, op, src, dst, format,
- srcx, srcy, glyphs[0].x, glyphs[0].y,
- elts, nelt);
- break;
- case 2:
- XRenderCompositeText16 (dpy, op, src, dst, format,
- srcx, srcy, glyphs[0].x, glyphs[0].y,
- (XGlyphElt16 *) elts, nelt);
- break;
- case 4:
- XRenderCompositeText32 (dpy, op, src, dst, format,
- srcx, srcy, glyphs[0].x, glyphs[0].y,
- (XGlyphElt32 *) elts, nelt);
- break;
- }
+ _XftCompositeText(dpy, op, src, dst, format,
+ srcx, srcy, glyphs[0].x, glyphs[0].y,
+ width, elts, nelt);
if (elts != elts_local)
free (elts);