static void
+gd_render (MDrawWindow win, int x, int y,
+ MGlyphString *gstring, MGlyph *from, MGlyph *to,
+ int reverse, MDrawRegion region)
+{
+ gdImagePtr img = (gdImagePtr) win;
+ MFTInfo *ft_info;
+ FT_Face ft_face;
+ MRealizedFace *rface = from->rface;
+ FT_Int32 load_flags = FT_LOAD_RENDER;
+ int i, j;
+ int color, pixel;
+ int r, g, b;
+
+ pixel = RESOLVE_COLOR (img, color);
+
+ if (from == to)
+ return;
+
+ /* It is assured that the all glyphs in the current range use the
+ same realized face. */
+ ft_info = (MFTInfo *) rface->rfont->info;
+ ft_face = ft_info->ft_face;
+ color = ((int *) rface->info)[reverse ? COLOR_INVERSE : COLOR_NORMAL];
+ pixel = RESOLVE_COLOR (img, color);
+
+ if (gstring->anti_alias)
+ r = color >> 16, g = (color >> 8) & 0xFF, b = color & 0xFF;
+ else
+ {
+#ifdef FT_LOAD_TARGET_MONO
+ load_flags |= FT_LOAD_TARGET_MONO;
+#else
+ load_flags |= FT_LOAD_MONOCHROME;
+#endif
+ }
+
+ for (; from < to; x += from++->width)
+ {
+ unsigned char *bmp;
+ int xoff, yoff;
+ int width, pitch;
+
+ FT_Load_Glyph (ft_face, (FT_UInt) from->code, load_flags);
+ yoff = y - ft_face->glyph->bitmap_top + from->yoff;
+ bmp = ft_face->glyph->bitmap.buffer;
+ width = ft_face->glyph->bitmap.width;
+ pitch = ft_face->glyph->bitmap.pitch;
+ if (! gstring->anti_alias)
+ pitch *= 8;
+ if (width > pitch)
+ width = pitch;
+
+ if (gstring->anti_alias)
+ for (i = 0; i < ft_face->glyph->bitmap.rows;
+ i++, bmp += ft_face->glyph->bitmap.pitch, yoff++)
+ {
+ xoff = x + ft_face->glyph->bitmap_left + from->xoff;
+ for (j = 0; j < width; j++, xoff++)
+ if (bmp[j])
+ {
+ int f = bmp[j] >> 5;
+ int pixel1 = pixel;
+
+ if (f < 7)
+ {
+ int r1, g1, b1, color1;
+
+ pixel1 = gdImageGetPixel (img, xoff, yoff);
+ r1 = gdImageRed (img, pixel1);
+ g1 = gdImageGreen (img, pixel1);
+ b1 = gdImageBlue (img, pixel1);
+ color1 = ((((r * f + r1 * (7 - f)) / 7) << 16)
+ | (((g * f + g1 * (7 - f)) / 7) << 8)
+ | ((b * f + b1 * (7 - f)) / 7));
+ pixel1 = RESOLVE_COLOR (img, color1);
+ }
+ gdImageSetPixel (img, xoff, yoff, pixel1);
+ }
+ }
+ else
+ for (i = 0; i < ft_face->glyph->bitmap.rows;
+ i++, bmp += ft_face->glyph->bitmap.pitch, yoff++)
+ {
+ xoff = x + ft_face->glyph->bitmap_left + from->xoff;
+ for (j = 0; j < width; j++, xoff++)
+ if (bmp[j / 8] & (1 << (7 - (j % 8))))
+ gdImageSetPixel (img, xoff, yoff, pixel);
+ }
+ }
+}
+
+static MFontDriver gd_font_driver =
+ { NULL, NULL, NULL, NULL, gd_render };
+
+static void
gd_close (MFrame *frame)
{
}
gd_dump_region,
};
-
-static void
-gd_render (MDrawWindow win, int x, int y,
- MGlyphString *gstring, MGlyph *from, MGlyph *to,
- int reverse, MDrawRegion region)
-{
- gdImagePtr img = (gdImagePtr) win;
- MFTInfo *ft_info;
- FT_Face ft_face;
- MRealizedFace *rface = from->rface;
- FT_Int32 load_flags = FT_LOAD_RENDER;
- int i, j;
- int color, pixel;
- int r, g, b;
-
- pixel = RESOLVE_COLOR (img, color);
-
- if (from == to)
- return;
-
- /* It is assured that the all glyphs in the current range use the
- same realized face. */
- ft_info = (MFTInfo *) rface->rfont->info;
- ft_face = ft_info->ft_face;
- color = ((int *) rface->info)[reverse ? COLOR_INVERSE : COLOR_NORMAL];
- pixel = RESOLVE_COLOR (img, color);
-
- if (gstring->anti_alias)
- r = color >> 16, g = (color >> 8) & 0xFF, b = color & 0xFF;
- else
- {
-#ifdef FT_LOAD_TARGET_MONO
- load_flags |= FT_LOAD_TARGET_MONO;
-#else
- load_flags |= FT_LOAD_MONOCHROME;
-#endif
- }
-
- for (; from < to; x += from++->width)
- {
- unsigned char *bmp;
- int xoff, yoff;
- int width, pitch;
-
- FT_Load_Glyph (ft_face, (FT_UInt) from->code, load_flags);
- yoff = y - ft_face->glyph->bitmap_top + from->yoff;
- bmp = ft_face->glyph->bitmap.buffer;
- width = ft_face->glyph->bitmap.width;
- pitch = ft_face->glyph->bitmap.pitch;
- if (! gstring->anti_alias)
- pitch *= 8;
- if (width > pitch)
- width = pitch;
-
- if (gstring->anti_alias)
- for (i = 0; i < ft_face->glyph->bitmap.rows;
- i++, bmp += ft_face->glyph->bitmap.pitch, yoff++)
- {
- xoff = x + ft_face->glyph->bitmap_left + from->xoff;
- for (j = 0; j < width; j++, xoff++)
- if (bmp[j])
- {
- int f = bmp[j] >> 5;
- int pixel1 = pixel;
-
- if (f < 7)
- {
- int r1, g1, b1, color1;
-
- pixel1 = gdImageGetPixel (img, xoff, yoff);
- r1 = gdImageRed (img, pixel1);
- g1 = gdImageGreen (img, pixel1);
- b1 = gdImageBlue (img, pixel1);
- color1 = ((((r * f + r1 * (7 - f)) / 7) << 16)
- | (((g * f + g1 * (7 - f)) / 7) << 8)
- | ((b * f + b1 * (7 - f)) / 7));
- pixel1 = RESOLVE_COLOR (img, color1);
- }
- gdImageSetPixel (img, xoff, yoff, pixel1);
- }
- }
- else
- for (i = 0; i < ft_face->glyph->bitmap.rows;
- i++, bmp += ft_face->glyph->bitmap.pitch, yoff++)
- {
- xoff = x + ft_face->glyph->bitmap_left + from->xoff;
- for (j = 0; j < width; j++, xoff++)
- if (bmp[j / 8] & (1 << (7 - (j % 8))))
- gdImageSetPixel (img, xoff, yoff, pixel);
- }
- }
-}
-
-
-static MFontDriver gd_font_driver =
- { NULL, NULL, NULL, NULL, gd_render };
+/* Functions to be stored in MDeviceLibraryInterface by dlsym (). */
int
device_init ()
return 0;
}
-void *
+int
device_open (MFrame *frame, MPlist *param)
{
MFace *face;
+ frame->device = NULL;
frame->device_type = MDEVICE_SUPPORT_OUTPUT;
frame->driver = &gd_driver;
frame->font_driver_list = mplist ();
face = mface_copy (mface__default);
mplist_push (param, Mface, face);
M17N_OBJECT_UNREF (face);
- return Mt;
+ return 0;
}
#endif /* not HAVE_GD nor HAVE_FREETYPE */