[cairo] Indent
diff --git a/src/hb-cairo-utils.cc b/src/hb-cairo-utils.cc
index a8d440a..4bf4530 100644
--- a/src/hb-cairo-utils.cc
+++ b/src/hb-cairo-utils.cc
@@ -559,52 +559,52 @@
hb_cairo_color_t color0, color1;
if (start_angle == end_angle)
+ {
+ if (extend == CAIRO_EXTEND_PAD)
{
- if (extend == CAIRO_EXTEND_PAD)
- {
- hb_cairo_color_t c;
- if (start_angle > 0)
- {
- c.r = hb_color_get_red (stops[0].color) / 255.;
- c.g = hb_color_get_green (stops[0].color) / 255.;
- c.b = hb_color_get_blue (stops[0].color) / 255.;
- c.a = hb_color_get_alpha (stops[0].color) / 255.;
- _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
- 0., &c,
- start_angle, &c,
- pattern);
- }
- if (end_angle < _2_M_PIf)
- {
- c.r = hb_color_get_red (stops[n_stops - 1].color) / 255.;
- c.g = hb_color_get_green (stops[n_stops - 1].color) / 255.;
- c.b = hb_color_get_blue (stops[n_stops - 1].color) / 255.;
- c.a = hb_color_get_alpha (stops[n_stops - 1].color) / 255.;
- _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
- end_angle, &c,
- _2_M_PIf, &c,
- pattern);
- }
- }
- return;
+ hb_cairo_color_t c;
+ if (start_angle > 0)
+ {
+ c.r = hb_color_get_red (stops[0].color) / 255.;
+ c.g = hb_color_get_green (stops[0].color) / 255.;
+ c.b = hb_color_get_blue (stops[0].color) / 255.;
+ c.a = hb_color_get_alpha (stops[0].color) / 255.;
+ _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
+ 0., &c,
+ start_angle, &c,
+ pattern);
+ }
+ if (end_angle < _2_M_PIf)
+ {
+ c.r = hb_color_get_red (stops[n_stops - 1].color) / 255.;
+ c.g = hb_color_get_green (stops[n_stops - 1].color) / 255.;
+ c.b = hb_color_get_blue (stops[n_stops - 1].color) / 255.;
+ c.a = hb_color_get_alpha (stops[n_stops - 1].color) / 255.;
+ _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
+ end_angle, &c,
+ _2_M_PIf, &c,
+ pattern);
+ }
}
+ return;
+ }
assert (start_angle != end_angle);
/* handle directions */
if (end_angle < start_angle)
- {
- float angle = end_angle;
- end_angle = start_angle;
- start_angle = angle;
+ {
+ float angle = end_angle;
+ end_angle = start_angle;
+ start_angle = angle;
- for (unsigned i = 0; i < n_stops - 1 - i; i++)
- {
- hb_color_stop_t stop = stops[i];
- stops[i] = stops[n_stops - 1 - i];
- stops[n_stops - 1 - i] = stop;
- }
+ for (unsigned i = 0; i < n_stops - 1 - i; i++)
+ {
+ hb_color_stop_t stop = stops[i];
+ stops[i] = stops[n_stops - 1 - i];
+ stops[n_stops - 1 - i] = stop;
}
+ }
if (n_stops > PREALLOCATED_COLOR_STOPS)
{
@@ -613,180 +613,180 @@
}
for (unsigned i = 0; i < n_stops; i++)
- {
- angles[i] = start_angle + stops[i].offset * (end_angle - start_angle);
- colors[i].r = hb_color_get_red (stops[i].color) / 255.;
- colors[i].g = hb_color_get_green (stops[i].color) / 255.;
- colors[i].b = hb_color_get_blue (stops[i].color) / 255.;
- colors[i].a = hb_color_get_alpha (stops[i].color) / 255.;
- }
+ {
+ angles[i] = start_angle + stops[i].offset * (end_angle - start_angle);
+ colors[i].r = hb_color_get_red (stops[i].color) / 255.;
+ colors[i].g = hb_color_get_green (stops[i].color) / 255.;
+ colors[i].b = hb_color_get_blue (stops[i].color) / 255.;
+ colors[i].a = hb_color_get_alpha (stops[i].color) / 255.;
+ }
if (extend == CAIRO_EXTEND_PAD)
+ {
+ unsigned pos;
+
+ color0 = colors[0];
+ for (pos = 0; pos < n_stops; pos++)
{
- unsigned pos;
-
- color0 = colors[0];
- for (pos = 0; pos < n_stops; pos++)
- {
- if (angles[pos] >= 0)
- {
- if (pos > 0)
- {
- float k = (0 - angles[pos - 1]) / (angles[pos] - angles[pos - 1]);
- _hb_cairo_interpolate_colors (&colors[pos-1], &colors[pos], k, &color0);
- }
- break;
- }
- }
- if (pos == n_stops)
- {
- /* everything is below 0 */
- color0 = colors[n_stops-1];
- _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
- 0., &color0,
- _2_M_PIf, &color0,
- pattern);
- goto done;
- }
-
+ if (angles[pos] >= 0)
+ {
+ if (pos > 0)
+ {
+ float k = (0 - angles[pos - 1]) / (angles[pos] - angles[pos - 1]);
+ _hb_cairo_interpolate_colors (&colors[pos-1], &colors[pos], k, &color0);
+ }
+ break;
+ }
+ }
+ if (pos == n_stops)
+ {
+ /* everything is below 0 */
+ color0 = colors[n_stops-1];
_hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
- 0., &color0,
- angles[pos], &colors[pos],
+ 0., &color0,
+ _2_M_PIf, &color0,
pattern);
-
- for (pos++; pos < n_stops; pos++)
- {
- if (angles[pos] <= _2_M_PIf)
- {
- _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
- angles[pos - 1], &colors[pos-1],
- angles[pos], &colors[pos],
- pattern);
- }
- else
- {
- float k = (_2_M_PIf - angles[pos - 1]) / (angles[pos] - angles[pos - 1]);
- _hb_cairo_interpolate_colors (&colors[pos - 1], &colors[pos], k, &color1);
- _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
- angles[pos - 1], &colors[pos - 1],
- _2_M_PIf, &color1,
- pattern);
- break;
- }
- }
-
- if (pos == n_stops)
- {
- /* everything is below 2*M_PI */
- color0 = colors[n_stops - 1];
- _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
- angles[n_stops - 1], &color0,
- _2_M_PIf, &color0,
- pattern);
- goto done;
- }
+ goto done;
}
- else
+
+ _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
+ 0., &color0,
+ angles[pos], &colors[pos],
+ pattern);
+
+ for (pos++; pos < n_stops; pos++)
{
- int k;
- float span;
-
- span = angles[n_stops - 1] - angles[0];
- k = 0;
- if (angles[0] >= 0)
- {
- float ss = angles[0];
- while (ss > 0)
- {
- if (span > 0)
- {
- ss -= span;
- k--;
- }
- else
- {
- ss += span;
- k++;
- }
- }
- }
- else if (angles[0] < 0)
- {
- float ee = angles[n_stops - 1];
- while (ee < 0)
- {
- if (span > 0)
- {
- ee += span;
- k++;
- }
- else
- {
- ee -= span;
- k--;
- }
- }
- }
-
- //assert (angles[0] + k * span <= 0 && 0 < angles[n_stops - 1] + k * span);
- span = fabs (span);
-
- for (unsigned l = k; l < 1000; l++)
- {
- for (unsigned i = 1; i < n_stops; i++)
- {
- float a0, a1;
- hb_cairo_color_t *c0, *c1;
-
- if ((l % 2 != 0) && (extend == CAIRO_EXTEND_REFLECT))
- {
- a0 = angles[0] + angles[n_stops - 1] - angles[n_stops - 1 - (i-1)] + l * span;
- a1 = angles[0] + angles[n_stops - 1] - angles[n_stops - 1 - i] + l * span;
- c0 = &colors[n_stops - 1 - (i - 1)];
- c1 = &colors[n_stops - 1 - i];
- }
- else
- {
- a0 = angles[i-1] + l * span;
- a1 = angles[i] + l * span;
- c0 = &colors[i-1];
- c1 = &colors[i];
- }
-
- if (a1 < 0)
- continue;
- if (a0 < 0)
- {
- hb_cairo_color_t color;
- float f = (0 - a0)/(a1 - a0);
- _hb_cairo_interpolate_colors (c0, c1, f, &color);
- _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
- 0, &color,
- a1, c1,
- pattern);
- }
- else if (a1 >= _2_M_PIf)
- {
- hb_cairo_color_t color;
- float f = (_2_M_PIf - a0)/(a1 - a0);
- _hb_cairo_interpolate_colors (c0, c1, f, &color);
- _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
- a0, c0,
- _2_M_PIf, &color,
- pattern);
- goto done;
- }
- else
- {
- _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
- a0, c0,
- a1, c1,
- pattern);
- }
- }
- }
+ if (angles[pos] <= _2_M_PIf)
+ {
+ _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
+ angles[pos - 1], &colors[pos-1],
+ angles[pos], &colors[pos],
+ pattern);
+ }
+ else
+ {
+ float k = (_2_M_PIf - angles[pos - 1]) / (angles[pos] - angles[pos - 1]);
+ _hb_cairo_interpolate_colors (&colors[pos - 1], &colors[pos], k, &color1);
+ _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
+ angles[pos - 1], &colors[pos - 1],
+ _2_M_PIf, &color1,
+ pattern);
+ break;
+ }
}
+ if (pos == n_stops)
+ {
+ /* everything is below 2*M_PI */
+ color0 = colors[n_stops - 1];
+ _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
+ angles[n_stops - 1], &color0,
+ _2_M_PIf, &color0,
+ pattern);
+ goto done;
+ }
+ }
+ else
+ {
+ int k;
+ float span;
+
+ span = angles[n_stops - 1] - angles[0];
+ k = 0;
+ if (angles[0] >= 0)
+ {
+ float ss = angles[0];
+ while (ss > 0)
+ {
+ if (span > 0)
+ {
+ ss -= span;
+ k--;
+ }
+ else
+ {
+ ss += span;
+ k++;
+ }
+ }
+ }
+ else if (angles[0] < 0)
+ {
+ float ee = angles[n_stops - 1];
+ while (ee < 0)
+ {
+ if (span > 0)
+ {
+ ee += span;
+ k++;
+ }
+ else
+ {
+ ee -= span;
+ k--;
+ }
+ }
+ }
+
+ //assert (angles[0] + k * span <= 0 && 0 < angles[n_stops - 1] + k * span);
+ span = fabs (span);
+
+ for (unsigned l = k; l < 1000; l++)
+ {
+ for (unsigned i = 1; i < n_stops; i++)
+ {
+ float a0, a1;
+ hb_cairo_color_t *c0, *c1;
+
+ if ((l % 2 != 0) && (extend == CAIRO_EXTEND_REFLECT))
+ {
+ a0 = angles[0] + angles[n_stops - 1] - angles[n_stops - 1 - (i-1)] + l * span;
+ a1 = angles[0] + angles[n_stops - 1] - angles[n_stops - 1 - i] + l * span;
+ c0 = &colors[n_stops - 1 - (i - 1)];
+ c1 = &colors[n_stops - 1 - i];
+ }
+ else
+ {
+ a0 = angles[i-1] + l * span;
+ a1 = angles[i] + l * span;
+ c0 = &colors[i-1];
+ c1 = &colors[i];
+ }
+
+ if (a1 < 0)
+ continue;
+ if (a0 < 0)
+ {
+ hb_cairo_color_t color;
+ float f = (0 - a0)/(a1 - a0);
+ _hb_cairo_interpolate_colors (c0, c1, f, &color);
+ _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
+ 0, &color,
+ a1, c1,
+ pattern);
+ }
+ else if (a1 >= _2_M_PIf)
+ {
+ hb_cairo_color_t color;
+ float f = (_2_M_PIf - a0)/(a1 - a0);
+ _hb_cairo_interpolate_colors (c0, c1, f, &color);
+ _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
+ a0, c0,
+ _2_M_PIf, &color,
+ pattern);
+ goto done;
+ }
+ else
+ {
+ _hb_cairo_add_sweep_gradient_patches1 (cx, cy, radius,
+ a0, c0,
+ a1, c1,
+ pattern);
+ }
+ }
+ }
+ }
+
done:
if (angles != angles_)
