diff --git a/ChangeLog b/ChangeLog index 9ef70630..bc8aefff 100644 --- a/ChangeLog +++ b/ChangeLog @@ -19,6 +19,7 @@ - jpegload adds a jpeg-chroma-subsample field with eg. 4:4:4 for no chrominance subsampling. - tiffload, pdfload, magickload set VIPS_META_N_PAGES "n-pages" metadata item +- add fontfile option to vips_text() [fangqiao] 12/3/18 started 8.6.4 - better fitting of fonts with overhanging edges [AdriĆ ] diff --git a/libvips/create/text.c b/libvips/create/text.c index e8631638..c0b14694 100644 --- a/libvips/create/text.c +++ b/libvips/create/text.c @@ -20,6 +20,8 @@ * - implement auto fitting of text inside bounds * 12/3/18 * - better fitting of fonts with overhanging edges, thanks AdriĆ  + * 26/4/18 fangqiao + * - add fontfile option */ /* @@ -80,6 +82,7 @@ typedef struct _VipsText { int spacing; VipsAlign align; int dpi; + char *fontfile; FT_Bitmap bitmap; PangoContext *context; @@ -337,6 +340,15 @@ vips_text_build( VipsObject *object ) if( !vips_text_fontmap ) vips_text_fontmap = pango_ft2_font_map_new(); + if( text->fontfile && + !FcConfigAppFontAddFile( NULL, + (const FcChar8 *) text->fontfile ) ) { + vips_error( class->nickname, + _( "unable to load font \"%s\"" ), text->fontfile ); + g_mutex_unlock( vips_text_lock ); + return( -1 ); + } + /* If our caller set height and not dpi, we adjust dpi until * we get a fit. */ @@ -477,6 +489,13 @@ vips_text_class_init( VipsTextClass *class ) G_STRUCT_OFFSET( VipsText, spacing ), 0, 1000000, 0 ); + VIPS_ARG_STRING( class, "fontfile", 12, + _( "Font file" ), + _( "Load this font file" ), + VIPS_ARGUMENT_OPTIONAL_INPUT, + G_STRUCT_OFFSET( VipsText, fontfile ), + NULL ); + } static void @@ -499,6 +518,7 @@ vips_text_init( VipsText *text ) * Optional arguments: * * * @font: %gchararray, font to render with + * * @fontfile: %gchararray, load this font file * * @width: %gint, image should be no wider than this many pixels * * @height: %gint, image should be no higher than this many pixels * * @align: #VipsAlign, left/centre/right alignment @@ -516,6 +536,9 @@ vips_text_init( VipsText *text ) * @font is the font to render with, as a fontconfig name. Examples might be * "sans 12" or perhaps "bitstream charter bold 10". * + * You can specify a font to load with @fontfile. You'll need to also set the + * name of the font with @font. + * * @width is the number of pixels to word-wrap at. Lines of text wider than * this will be broken at word bounaries. * @align can be used to set the alignment style for multi-line @@ -532,7 +555,7 @@ vips_text_init( VipsText *text ) * @dpi sets the resolution to render at. "sans 12" at 72 dpi draws characters * approximately 12 pixels high. * - * @spacing sets the line spacing, in points. It would typicallly be something + * @spacing sets the line spacing, in points. It would typically be something * like font size times 1.2. * * See also: vips_xyz(), vips_text(), vips_gaussnoise().