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themingengine: Redo color handling

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Don't work on malloc()ed colors. Instead, use an array on the heap. This
makes it easier to copy the array.
This commit is contained in:
Benjamin Otte 2012-01-07 20:59:59 +01:00
parent d21e7506e7
commit 4ce34a8e13
1 changed files with 28 additions and 21 deletions
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49
gtk/gtkthemingengine.c
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@ -1382,7 +1382,7 @@ static void
render_frame_fill (cairo_t *cr,
GtkRoundedBox *border_box,
GtkBorder *border,
GdkRGBA *colors[4],
GdkRGBA colors[4],
guint hidden_side)
{
static const guint current_side[4] = { SIDE_TOP, SIDE_RIGHT, SIDE_BOTTOM, SIDE_LEFT };
@ -1393,11 +1393,11 @@ render_frame_fill (cairo_t *cr,
_gtk_rounded_box_shrink (&padding_box, border->top, border->right, border->bottom, border->left);
if (hidden_side == 0 &&
gdk_rgba_equal (colors[0], colors[1]) &&
gdk_rgba_equal (colors[0], colors[2]) &&
gdk_rgba_equal (colors[0], colors[3]))
gdk_rgba_equal (&colors[0], &colors[1]) &&
gdk_rgba_equal (&colors[0], &colors[2]) &&
gdk_rgba_equal (&colors[0], &colors[3]))
{
gdk_cairo_set_source_rgba (cr, colors[0]);
gdk_cairo_set_source_rgba (cr, &colors[0]);
_gtk_rounded_box_path (border_box, cr);
_gtk_rounded_box_path (&padding_box, cr);
@ -1416,7 +1416,7 @@ render_frame_fill (cairo_t *cr,
continue;
if (i == j ||
(gdk_rgba_equal (colors[i], colors[j])))
(gdk_rgba_equal (&colors[i], &colors[j])))
{
/* We were already painted when i == j */
if (i > j)
@ -1436,7 +1436,7 @@ render_frame_fill (cairo_t *cr,
if (i > j)
continue;
gdk_cairo_set_source_rgba (cr, colors[i]);
gdk_cairo_set_source_rgba (cr, &colors[i]);
cairo_fill (cr);
}
@ -1460,7 +1460,8 @@ render_frame_internal (GtkThemingEngine *engine,
gboolean running;
GtkBorder border;
static const guint current_side[4] = { SIDE_TOP, SIDE_RIGHT, SIDE_BOTTOM, SIDE_LEFT };
GdkRGBA *colors[4];
GdkRGBA *alloc_colors[4];
GdkRGBA colors[4];
guint i, j;
state = gtk_theming_engine_get_state (engine);
@ -1473,10 +1474,10 @@ render_frame_internal (GtkThemingEngine *engine,
"border-right-style", &border_style[1],
"border-bottom-style", &border_style[2],
"border-left-style", &border_style[3],
"border-top-color", &colors[0],
"border-right-color", &colors[1],
"border-bottom-color", &colors[2],
"border-left-color", &colors[3],
"border-top-color", &alloc_colors[0],
"border-right-color", &alloc_colors[1],
"border-bottom-color", &alloc_colors[2],
"border-left-color", &alloc_colors[3],
NULL);
running = gtk_theming_engine_state_is_running (engine, GTK_STATE_PRELIGHT, &progress);
@ -1503,11 +1504,20 @@ render_frame_internal (GtkThemingEngine *engine,
for (i = 0; i < 4; i++)
{
colors[i]->red = CLAMP (colors[i]->red + ((other_colors[i]->red - colors[i]->red) * progress), 0, 1);
colors[i]->green = CLAMP (colors[i]->green + ((other_colors[i]->green - colors[i]->green) * progress), 0, 1);
colors[i]->blue = CLAMP (colors[i]->blue + ((other_colors[i]->blue - colors[i]->blue) * progress), 0, 1);
colors[i]->alpha = CLAMP (colors[i]->alpha + ((other_colors[i]->alpha - colors[i]->alpha) * progress), 0, 1);
colors[i].red = CLAMP (alloc_colors[i]->red + ((other_colors[i]->red - alloc_colors[i]->red) * progress), 0, 1);
colors[i].green = CLAMP (alloc_colors[i]->green + ((other_colors[i]->green - alloc_colors[i]->green) * progress), 0, 1);
colors[i].blue = CLAMP (alloc_colors[i]->blue + ((other_colors[i]->blue - alloc_colors[i]->blue) * progress), 0, 1);
colors[i].alpha = CLAMP (alloc_colors[i]->alpha + ((other_colors[i]->alpha - alloc_colors[i]->alpha) * progress), 0, 1);
gdk_rgba_free (other_colors[i]);
gdk_rgba_free (alloc_colors[i]);
}
}
else
{
for (i = 0; i < 4; i++)
{
colors[i] = *alloc_colors[i];
gdk_rgba_free (alloc_colors[i]);
}
}
@ -1528,11 +1538,11 @@ render_frame_internal (GtkThemingEngine *engine,
break;
case GTK_BORDER_STYLE_INSET:
if (i == 1 || i == 2)
color_shade (colors[i], 1.8, colors[i]);
color_shade (&colors[i], 1.8, &colors[i]);
break;
case GTK_BORDER_STYLE_OUTSET:
if (i == 0 || i == 3)
color_shade (colors[i], 1.8, colors[i]);
color_shade (&colors[i], 1.8, &colors[i]);
break;
case GTK_BORDER_STYLE_DOTTED:
case GTK_BORDER_STYLE_DASHED:
@ -1576,9 +1586,6 @@ render_frame_internal (GtkThemingEngine *engine,
render_frame_fill (cr, &border_box, &border, colors, hidden_side);
done:
for (i = 0; i < 4; i++)
gdk_rgba_free (colors[i]);
cairo_restore (cr);
}