[PHP-CVS] cvs: php-src(PHP_5_3) /ext/gd/libgd gdft.c /ext/gd/tests Tuffy.ttf bug48555.phpt

Sat, 20 Jun 2009 23:10:06 -0700 

tabe            Sun Jun 21 06:09:46 2009 UTC

  Added files:                 (Branch: PHP_5_3)
    /php-src/ext/gd/tests       Tuffy.ttf bug48555.phpt 

  Modified files:              
    /php-src/ext/gd/libgd       gdft.c 
  Log:
  MFH: fixed bug #48555 (ImageFTBBox() differs from previous versions for texts 
with new lines)
  
  
http://cvs.php.net/viewvc.cgi/php-src/ext/gd/libgd/gdft.c?r1=1.36.4.9.2.2&r2=1.36.4.9.2.3&diff_format=u
Index: php-src/ext/gd/libgd/gdft.c
diff -u php-src/ext/gd/libgd/gdft.c:1.36.4.9.2.2 
php-src/ext/gd/libgd/gdft.c:1.36.4.9.2.3
--- php-src/ext/gd/libgd/gdft.c:1.36.4.9.2.2    Wed Mar 18 00:29:42 2009
+++ php-src/ext/gd/libgd/gdft.c Sun Jun 21 06:09:46 2009
@@ -784,6 +784,7 @@
        double cos_a = cos (angle);
        int len, i = 0, ch;
        int x1 = 0, y1 = 0;
+       int xb = x, yb = y;
        font_t *font;
        fontkey_t fontkey;
        char *next;
@@ -924,8 +925,8 @@
                /* carriage returns */
                if (ch == '\r') {
                        penf.x = 0;
-                       x1 = (int)(penf.x * cos_a - penf.y * sin_a + 32) / 64;
-                       y1 = (int)(penf.x * sin_a + penf.y * cos_a + 32) / 64;
+                       x1 = (int)(- penf.y * sin_a + 32) / 64;
+                       y1 = (int)(- penf.y * cos_a + 32) / 64;
                        pen.x = pen.y = 0;
                        previous = 0;           /* clear kerning flag */
                        next++;
@@ -937,8 +938,10 @@
                        penf.x = 0;
                          penf.y -= (long)(face->size->metrics.height * 
linespace);
                          penf.y = (penf.y - 32) & -64;         /* round to 
next pixel row */
-                         x1 = (int)(penf.x * cos_a - penf.y * sin_a + 32) / 64;
-                         y1 = (int)(penf.x * sin_a + penf.y * cos_a + 32) / 64;
+                         x1 = (int)(- penf.y * sin_a + 32) / 64;
+                         y1 = (int)(- penf.y * cos_a + 32) / 64;
+                         xb = x + x1;
+                         yb = y + y1;
                          pen.x = pen.y = 0;
                          previous = 0;         /* clear kerning flag */
                          next++;
@@ -1088,7 +1091,7 @@
 
                        /* now, draw to our target surface */
                        bm = (FT_BitmapGlyph) image;
-                       gdft_draw_bitmap(tc_cache, im, fg, bm->bitmap, x + x1 + 
((pen.x + 31) >> 6) + bm->left, y - y1 + ((pen.y + 31) >> 6) - bm->top);
+                       gdft_draw_bitmap(tc_cache, im, fg, bm->bitmap, x + x1 + 
((pen.x + 31) >> 6) + bm->left, y + y1 + ((pen.y + 31) >> 6) - bm->top);
                }
 
                /* record current glyph index for kerning */
@@ -1127,14 +1130,14 @@
                brect[7] = (int) (normbox.xMin * sin_a + normbox.yMax * cos_a);
 
                /* scale, round and offset brect */
-               brect[0] = x + gdroundupdown(brect[0], d2 > 0);
-               brect[1] = y - gdroundupdown(brect[1], d1 < 0);
-               brect[2] = x + gdroundupdown(brect[2], d1 > 0);
-               brect[3] = y - gdroundupdown(brect[3], d2 > 0);
-               brect[4] = x + gdroundupdown(brect[4], d2 < 0);
-               brect[5] = y - gdroundupdown(brect[5], d1 > 0);
-               brect[6] = x + gdroundupdown(brect[6], d1 < 0);
-               brect[7] = y - gdroundupdown(brect[7], d2 < 0);
+               brect[0] = xb + gdroundupdown(brect[0], d2 > 0);
+               brect[1] = yb - gdroundupdown(brect[1], d1 < 0);
+               brect[2] = xb + gdroundupdown(brect[2], d1 > 0);
+               brect[3] = yb - gdroundupdown(brect[3], d2 > 0);
+               brect[4] = xb + gdroundupdown(brect[4], d2 < 0);
+               brect[5] = yb - gdroundupdown(brect[5], d1 > 0);
+               brect[6] = xb + gdroundupdown(brect[6], d1 < 0);
+               brect[7] = yb - gdroundupdown(brect[7], d2 < 0);
        }
 
        if (tmpstr) {

http://cvs.php.net/viewvc.cgi/php-src/ext/gd/tests/Tuffy.ttf?view=markup&rev=1.1
Index: php-src/ext/gd/tests/Tuffy.ttf
+++ php-src/ext/gd/tests/Tuffy.ttf



 
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http://cvs.php.net/viewvc.cgi/php-src/ext/gd/tests/bug48555.phpt?view=markup&rev=1.1
Index: php-src/ext/gd/tests/bug48555.phpt
+++ php-src/ext/gd/tests/bug48555.phpt
--TEST--
Bug #48555 (ImageFTBBox() differs from previous versions for texts with new 
lines)
--SKIPIF--
<?php
        if(!extension_loaded('gd')){ die('skip gd extension not available'); }
?>
--FILE--
<?php
$cwd = dirname(__FILE__);
$font = "$cwd/Tuffy.ttf";
$box = ImageFTBBox(13, 0, $font, "Text without line-break");
echo 'Top without line-break: ' . $box[7] . "\n";
$box = ImageFTBBox(13, 0, $font, "Text with\nline-break\none more");
echo 'Top with line-break: ' . $box[7] . "\n";
?>
--EXPECTF--
Top without line-break: -15
Top with line-break: -15


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