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authorDov Grobgeld <dov@src.gnome.org>2002-01-19 22:26:42 +0000
committerDov Grobgeld <dov@src.gnome.org>2002-01-19 22:26:42 +0000
commit51e1022cc9ce854b69e7d336c09f7b8e5395d2c8 (patch)
tree922f9543f3646e940079e9a8e54107ec021de893 /modules/hebrew
parentfb870c2384497c1368f94834d663683f97f2fd6c (diff)
downloadpango-51e1022cc9ce854b69e7d336c09f7b8e5395d2c8.tar.gz
Improved nikud placement. This is the first time there is a use of
y-offsetting of the nikud.
Diffstat (limited to 'modules/hebrew')
-rw-r--r--modules/hebrew/hebrew-shaper.c44
1 files changed, 40 insertions, 4 deletions
diff --git a/modules/hebrew/hebrew-shaper.c b/modules/hebrew/hebrew-shaper.c
index 8915bf80..314ad7bd 100644
--- a/modules/hebrew/hebrew-shaper.c
+++ b/modules/hebrew/hebrew-shaper.c
@@ -53,6 +53,7 @@
#define UNI_GIMMEL 0x05d2
#define UNI_DALED 0x05D3
#define UNI_KAF 0x05DB
+#define UNI_FINAL_KAF 0x05DA
#define UNI_VAV 0x05D5
#define UNI_YOD 0x05D9
#define UNI_RESH 0x05E8
@@ -243,7 +244,7 @@ hebrew_shaper_get_cluster_kerning(gunichar *cluster,
gint y_offset[])
{
int i;
- int base_ink_x_offset, base_ink_width, base_ink_height;
+ int base_ink_x_offset, base_ink_y_offset, base_ink_width, base_ink_height;
gunichar base_char = cluster[0];
x_offset[0] = 0;
@@ -253,6 +254,7 @@ hebrew_shaper_get_cluster_kerning(gunichar *cluster,
return;
base_ink_x_offset = ink_rect[0].x;
+ base_ink_y_offset = ink_rect[0].y;
base_ink_width = ink_rect[0].width;
base_ink_height = ink_rect[0].height;
@@ -287,10 +289,9 @@ hebrew_shaper_get_cluster_kerning(gunichar *cluster,
double space = 0.7;
double kern = 0.5;
+ /* Shift all characters to make place for the mapiq */
for (j=0; j<i; j++)
- {
- x_offset[j] += ink_rect[0].width*(1+space-kern);
- }
+ x_offset[j] += ink_rect[i].width*(1+space-kern);
width[cluster_length-1] += ink_rect[i].width*(1+space-kern);
x_offset[i] -= ink_rect[i].width*(kern);
@@ -331,6 +332,23 @@ hebrew_shaper_get_cluster_kerning(gunichar *cluster,
- ink_rect[i].x - ink_rect[i].width;
}
+ /* VOWELS under FINAL KAF are offset centered and offset in
+ y */
+ else if ((base_char == UNI_FINAL_KAF
+ )
+ && ((gl >= UNI_SHEVA && gl <= UNI_QAMATS) ||
+ gl == UNI_QUBUTS))
+ {
+ /* x are at 1/3 to take into accoun the stem */
+ x_offset[i] = base_ink_x_offset - ink_rect[i].x
+ + base_ink_width * 1/3 - ink_rect[i].width/2;
+
+ /* Center in y */
+ y_offset[i] = base_ink_y_offset - ink_rect[i].y
+ + base_ink_height * 1/2 - ink_rect[i].height/2;
+ }
+
+
/* MAPIQ in PE or FINAL PE */
else if (gl == UNI_MAPIQ
&& (base_char == UNI_PE || base_char == UNI_FINAL_PE))
@@ -356,6 +374,24 @@ hebrew_shaper_get_cluster_kerning(gunichar *cluster,
&& base_char == UNI_YOD)
{
x_offset[i]= base_ink_x_offset - ink_rect[i].x;
+
+ /* Lower left in y */
+ y_offset[i] = base_ink_y_offset - ink_rect[i].y
+ + base_ink_height - ink_rect[i].height*1.75;
+
+ if (base_ink_height > base_ink_width * 2)
+ {
+ int j;
+ double space = 0.7;
+ double kern = 0.5;
+
+ /* Shift all cluster characters to make space for mapiq */
+ for (j=0; j<i; j++)
+ x_offset[j] += ink_rect[i].width*(1+space-kern);
+
+ width[cluster_length-1] += ink_rect[i].width*(1+space-kern);
+ }
+
}
/* VOWEL DOT next to any other character */