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theme: Port from GdkColor to GdkRGBA

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GdkColor is about to be deprecated, so move to GdkRGBA instead.

https://bugzilla.gnome.org/show_bug.cgi?id=650586
This commit is contained in:
Florian Müllner 2011-05-17 20:50:40 +02:00
parent 8199699e7c
commit ce1369609f
3 changed files with 57 additions and 90 deletions
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7
src/ui/frames.c
View File

@ -2612,7 +2612,7 @@ meta_frames_set_window_background (MetaFrames *frames,
if (frame_exists && style->window_background_color != NULL)
{
GdkColor color;
GdkRGBA color;
GdkVisual *visual;
meta_color_spec_render (style->window_background_color,
@ -2624,11 +2624,10 @@ meta_frames_set_window_background (MetaFrames *frames,
visual = gtk_widget_get_visual (GTK_WIDGET (frames));
if (gdk_visual_get_depth (visual) == 32) /* we have ARGB */
{
color.pixel = (color.pixel & 0xffffff) &
style->window_background_alpha << 24;
color.alpha = style->window_background_alpha / 255.0;
}
gdk_window_set_background (frame->window, &color);
gdk_window_set_background_rgba (frame->window, &color);
}
else
{

8
src/ui/theme-private.h
View File

@ -304,7 +304,7 @@ struct _MetaColorSpec
union
{
struct {
GdkColor color;
GdkRGBA color;
} basic;
struct {
MetaGtkColorComponent component;
@ -315,13 +315,13 @@ struct _MetaColorSpec
MetaColorSpec *background;
double alpha;
GdkColor color;
GdkRGBA color;
} blend;
struct {
MetaColorSpec *base;
double factor;
GdkColor color;
GdkRGBA color;
} shade;
} data;
};
@ -962,7 +962,7 @@ MetaColorSpec* meta_color_spec_new_gtk (MetaGtkColorComponent component,
void meta_color_spec_free (MetaColorSpec *spec);
void meta_color_spec_render (MetaColorSpec *spec,
GtkStyleContext *style_gtk,
GdkColor *color);
GdkRGBA *color);
MetaDrawOp* meta_draw_op_new (MetaDrawType type);

132
src/ui/theme.c
View File

@ -63,14 +63,14 @@
#define GDK_COLOR_RGBA(color) \
((guint32) (0xff | \
(((color).red / 256) << 24) | \
(((color).green / 256) << 16) | \
(((color).blue / 256) << 8)))
((int)((color).red * 255) << 24) | \
((int)((color).green * 255) << 16) | \
((int)((color).blue * 255) << 8)))
#define GDK_COLOR_RGB(color) \
((guint32) ((((color).red / 256) << 16) | \
(((color).green / 256) << 8) | \
(((color).blue / 256))))
((guint32) (((int)((color).red * 255) << 16) | \
((int)((color).green * 255) << 8) | \
((int)((color).blue * 255))))
#define ALPHA_TO_UCHAR(d) ((unsigned char) ((d) * 255))
@ -78,8 +78,8 @@
#define CLAMP_UCHAR(v) ((guchar) (CLAMP (((int)v), (int)0, (int)255)))
#define INTENSITY(r, g, b) ((r) * 0.30 + (g) * 0.59 + (b) * 0.11)
static void gtk_style_shade (GdkColor *a,
GdkColor *b,
static void gtk_style_shade (GdkRGBA *a,
GdkRGBA *b,
gdouble k);
static void rgb_to_hls (gdouble *r,
gdouble *g,
@ -95,7 +95,7 @@ static MetaTheme *meta_current_theme = NULL;
static GdkPixbuf *
colorize_pixbuf (GdkPixbuf *orig,
GdkColor *new_color)
GdkRGBA *new_color)
{
GdkPixbuf *pixbuf;
double intensity;
@ -138,16 +138,16 @@ colorize_pixbuf (GdkPixbuf *orig,
if (intensity <= 0.5)
{
/* Go from black at intensity = 0.0 to new_color at intensity = 0.5 */
dr = (new_color->red * intensity * 2.0) / 65535.0;
dg = (new_color->green * intensity * 2.0) / 65535.0;
db = (new_color->blue * intensity * 2.0) / 65535.0;
dr = new_color->red * intensity * 2.0;
dg = new_color->green * intensity * 2.0;
db = new_color->blue * intensity * 2.0;
}
else
{
/* Go from new_color at intensity = 0.5 to white at intensity = 1.0 */
dr = (new_color->red + (65535 - new_color->red) * (intensity - 0.5) * 2.0) / 65535.0;
dg = (new_color->green + (65535 - new_color->green) * (intensity - 0.5) * 2.0) / 65535.0;
db = (new_color->blue + (65535 - new_color->blue) * (intensity - 0.5) * 2.0) / 65535.0;
dr = new_color->red + (1.0 - new_color->red) * (intensity - 0.5) * 2.0;
dg = new_color->green + (1.0 - new_color->green) * (intensity - 0.5) * 2.0;
db = new_color->blue + (1.0 - new_color->blue) * (intensity - 0.5) * 2.0;
}
dest[0] = CLAMP_UCHAR (255 * dr);
@ -172,18 +172,15 @@ colorize_pixbuf (GdkPixbuf *orig,
}
static void
color_composite (const GdkColor *bg,
const GdkColor *fg,
double alpha_d,
GdkColor *color)
color_composite (const GdkRGBA *bg,
const GdkRGBA *fg,
double alpha,
GdkRGBA *color)
{
guint16 alpha;
*color = *bg;
alpha = alpha_d * 0xffff;
color->red = color->red + (((fg->red - color->red) * alpha + 0x8000) >> 16);
color->green = color->green + (((fg->green - color->green) * alpha + 0x8000) >> 16);
color->blue = color->blue + (((fg->blue - color->blue) * alpha + 0x8000) >> 16);
color->red = color->red + (fg->red - color->red) * alpha;
color->green = color->green + (fg->green - color->green) * alpha;
color->blue = color->blue + (fg->blue - color->blue) * alpha;
}
/**
@ -1036,12 +1033,7 @@ meta_gradient_spec_render (const MetaGradientSpec *spec,
tmp = spec->color_specs;
while (tmp != NULL)
{
GdkColor gdk_color;
meta_color_spec_render (tmp->data, style, &gdk_color);
colors[i].red = gdk_color.red / 65535.;
colors[i].green = gdk_color.green / 65535.;
colors[i].blue = gdk_color.blue / 65535.;
meta_color_spec_render (tmp->data, style, &colors[i]);
tmp = tmp->next;
++i;
@ -1386,7 +1378,7 @@ meta_color_spec_new_from_string (const char *str,
{
spec = meta_color_spec_new (META_COLOR_SPEC_BASIC);
if (!gdk_color_parse (str, &spec->data.basic.color))
if (!gdk_rgba_parse (&spec->data.basic.color, str))
{
g_set_error (err, META_THEME_ERROR,
META_THEME_ERROR_FAILED,
@ -1424,12 +1416,11 @@ meta_color_spec_new_gtk (MetaGtkColorComponent component,
#define LIGHTNESS_MULT 1.3
#define DARKNESS_MULT 0.7
static void
meta_set_color_from_style (GdkColor *color,
meta_set_color_from_style (GdkRGBA *color,
GtkStyleContext *context,
GtkStateType state,
MetaGtkColorComponent component)
{
GdkRGBA *rgba_color = NULL;
GtkStateFlags flags;
switch (state)
@ -1457,48 +1448,25 @@ meta_set_color_from_style (GdkColor *color,
case META_GTK_COLOR_MID:
case META_GTK_COLOR_LIGHT:
case META_GTK_COLOR_DARK:
gtk_style_context_get (context, flags,
"background-color", &rgba_color,
NULL);
gtk_style_context_get_background_color (context, flags, color);
break;
case META_GTK_COLOR_FG:
case META_GTK_COLOR_TEXT:
case META_GTK_COLOR_TEXT_AA:
gtk_style_context_get (context, flags,
"color", &rgba_color,
NULL);
gtk_style_context_get_color (context, flags, color);
break;
case META_GTK_COLOR_LAST:
g_assert_not_reached ();
break;
}
if (rgba_color)
{
color->pixel = 0;
color->red = CLAMP ((guint) (rgba_color->red * 65535), 0, 65535);
color->green = CLAMP ((guint) (rgba_color->green * 65535), 0, 65535);
color->blue = CLAMP ((guint) (rgba_color->blue * 65535), 0, 65535);
gdk_rgba_free (rgba_color);
}
else
{
meta_warning (_("Failed to retrieve color %s[%s] from GTK+ theme.\n"),
meta_color_component_to_string (component),
meta_gtk_state_to_string (state));
color->pixel = 0;
color->red = component == META_GTK_COLOR_TEXT ? 0 : 65535;
color->green = 0;
color->blue = component == META_GTK_COLOR_TEXT ? 0 : 65535;
}
if (component == META_GTK_COLOR_LIGHT)
gtk_style_shade (color, color, LIGHTNESS_MULT);
else if (component == META_GTK_COLOR_DARK)
gtk_style_shade (color, color, DARKNESS_MULT);
else if (component == META_GTK_COLOR_MID)
{
GdkColor light, dark;
GdkRGBA light, dark;
gtk_style_shade (color, &light, LIGHTNESS_MULT);
gtk_style_shade (color, &dark, DARKNESS_MULT);
@ -1509,7 +1477,7 @@ meta_set_color_from_style (GdkColor *color,
}
else if (component == META_GTK_COLOR_TEXT_AA)
{
GdkColor base;
GdkRGBA base;
meta_set_color_from_style (&base, context, state, META_GTK_COLOR_BASE);
color->red = (color->red + base.red) / 2;
@ -1521,7 +1489,7 @@ meta_set_color_from_style (GdkColor *color,
void
meta_color_spec_render (MetaColorSpec *spec,
GtkStyleContext *context,
GdkColor *color)
GdkRGBA *color)
{
g_return_if_fail (spec != NULL);
g_return_if_fail (GTK_IS_STYLE_CONTEXT (context));
@ -1541,7 +1509,7 @@ meta_color_spec_render (MetaColorSpec *spec,
case META_COLOR_SPEC_BLEND:
{
GdkColor bg, fg;
GdkRGBA bg, fg;
meta_color_spec_render (spec->data.blend.background, context, &bg);
meta_color_spec_render (spec->data.blend.foreground, context, &fg);
@ -3348,7 +3316,7 @@ draw_op_as_pixbuf (const MetaDrawOp *op,
case META_DRAW_RECTANGLE:
if (op->data.rectangle.filled)
{
GdkColor color;
GdkRGBA color;
meta_color_spec_render (op->data.rectangle.color_spec,
context,
@ -3370,7 +3338,7 @@ draw_op_as_pixbuf (const MetaDrawOp *op,
case META_DRAW_TINT:
{
GdkColor color;
GdkRGBA color;
guint32 rgba;
gboolean has_alpha;
@ -3431,7 +3399,7 @@ draw_op_as_pixbuf (const MetaDrawOp *op,
{
if (op->data.image.colorize_spec)
{
GdkColor color;
GdkRGBA color;
meta_color_spec_render (op->data.image.colorize_spec,
context, &color);
@ -3590,7 +3558,7 @@ meta_draw_op_draw_with_env (const MetaDrawOp *op,
MetaRectangle rect,
MetaPositionExprEnv *env)
{
GdkColor color;
GdkRGBA color;
cairo_save (cr);
gtk_style_context_save (style_gtk);
@ -3604,7 +3572,7 @@ meta_draw_op_draw_with_env (const MetaDrawOp *op,
int x1, x2, y1, y2;
meta_color_spec_render (op->data.line.color_spec, style_gtk, &color);
gdk_cairo_set_source_color (cr, &color);
gdk_cairo_set_source_rgba (cr, &color);
if (op->data.line.width > 0)
cairo_set_line_width (cr, op->data.line.width);
@ -3680,7 +3648,7 @@ meta_draw_op_draw_with_env (const MetaDrawOp *op,
meta_color_spec_render (op->data.rectangle.color_spec,
style_gtk, &color);
gdk_cairo_set_source_color (cr, &color);
gdk_cairo_set_source_rgba (cr, &color);
rx = parse_x_position_unchecked (op->data.rectangle.x, env);
ry = parse_y_position_unchecked (op->data.rectangle.y, env);
@ -3710,7 +3678,7 @@ meta_draw_op_draw_with_env (const MetaDrawOp *op,
double center_x, center_y;
meta_color_spec_render (op->data.arc.color_spec, style_gtk, &color);
gdk_cairo_set_source_color (cr, &color);
gdk_cairo_set_source_rgba (cr, &color);
rx = parse_x_position_unchecked (op->data.arc.x, env);
ry = parse_y_position_unchecked (op->data.arc.y, env);
@ -3766,7 +3734,7 @@ meta_draw_op_draw_with_env (const MetaDrawOp *op,
{
meta_color_spec_render (op->data.tint.color_spec,
style_gtk, &color);
gdk_cairo_set_source_color (cr, &color);
gdk_cairo_set_source_rgba (cr, &color);
cairo_rectangle (cr, rx, ry, rwidth, rheight);
cairo_fill (cr);
@ -3940,7 +3908,7 @@ meta_draw_op_draw_with_env (const MetaDrawOp *op,
meta_color_spec_render (op->data.title.color_spec,
style_gtk, &color);
gdk_cairo_set_source_color (cr, &color);
gdk_cairo_set_source_rgba (cr, &color);
rx = parse_x_position_unchecked (op->data.title.x, env);
ry = parse_y_position_unchecked (op->data.title.y, env);
@ -6557,17 +6525,17 @@ meta_image_fill_type_to_string (MetaImageFillType fill_type)
* \param k amount to scale lightness and saturation by
*/
static void
gtk_style_shade (GdkColor *a,
GdkColor *b,
gtk_style_shade (GdkRGBA *a,
GdkRGBA *b,
gdouble k)
{
gdouble red;
gdouble green;
gdouble blue;
red = (gdouble) a->red / 65535.0;
green = (gdouble) a->green / 65535.0;
blue = (gdouble) a->blue / 65535.0;
red = a->red;
green = a->green;
blue = a->blue;
rgb_to_hls (&red, &green, &blue);
@ -6585,9 +6553,9 @@ gtk_style_shade (GdkColor *a,
hls_to_rgb (&red, &green, &blue);
b->red = red * 65535.0;
b->green = green * 65535.0;
b->blue = blue * 65535.0;
b->red = red;
b->green = green;
b->blue = blue;
}
/**
@ -6774,7 +6742,7 @@ draw_bg_solid_composite (const MetaTextureSpec *bg,
int width,
int height)
{
GdkColor bg_color;
GdkRGBA bg_color;
g_assert (bg->type == META_TEXTURE_SOLID);
g_assert (fg->type != META_TEXTURE_COMPOSITE);
@ -6788,7 +6756,7 @@ draw_bg_solid_composite (const MetaTextureSpec *bg,
{
case META_TEXTURE_SOLID:
{
GdkColor fg_color;
GdkRGBA fg_color;
meta_color_spec_render (fg->data.solid.color_spec,
widget,