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libsysprof-gtk: use accent color by default

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This commit is contained in:
Christian Hergert
2023-06-27 14:26:27 -07:00
parent e15050b568
commit e9a7a76fd4
1 changed files with 29 additions and 2 deletions
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31
src/libsysprof-gtk/sysprof-line-layer.c
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@ -30,6 +30,7 @@ struct _SysprofLineLayer
GdkRGBA color;
guint color_set : 1;
guint dashed : 1;
guint fill : 1;
guint flip_y : 1;
@ -54,6 +55,8 @@ enum {
};
static GParamSpec *properties [N_PROPS];
static GdkRGBA accent_bg_color;
static GdkRGBA accent_fg_color;
SysprofChartLayer *
sysprof_line_layer_new (void)
@ -68,6 +71,7 @@ sysprof_line_layer_snapshot (GtkWidget *widget,
SysprofLineLayer *self = (SysprofLineLayer *)widget;
const float *x_values;
const float *y_values;
GdkRGBA *color;
cairo_t *cr;
float first_x;
float first_y;
@ -88,6 +92,11 @@ sysprof_line_layer_snapshot (GtkWidget *widget,
if (width == 0 || height == 0 || n_values == 0 || self->color.alpha == 0)
return;
if (self->color_set)
color = &self->color;
else
color = &accent_bg_color;
cr = gtk_snapshot_append_cairo (snapshot, &GRAPHENE_RECT_INIT (0, 0, width, height));
cairo_set_line_width (cr, 1);
@ -135,12 +144,12 @@ sysprof_line_layer_snapshot (GtkWidget *widget,
if (self->dashed)
cairo_set_dash (cr, (double[]){2}, 1, 0);
gdk_cairo_set_source_rgba (cr, &self->color);
gdk_cairo_set_source_rgba (cr, color);
cairo_stroke_preserve (cr);
if (self->fill)
{
GdkRGBA fill_color = self->color;
GdkRGBA fill_color = *color;
fill_color.alpha *= .25;
gdk_cairo_set_source_rgba (cr, &fill_color);
@ -154,6 +163,22 @@ sysprof_line_layer_snapshot (GtkWidget *widget,
cairo_destroy (cr);
}
static void
sysprof_line_layer_css_changed (GtkWidget *widget,
GtkCssStyleChange *css_change)
{
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
GtkStyleContext *style_context;
GTK_WIDGET_CLASS (sysprof_line_layer_parent_class)->css_changed (widget, css_change);
style_context = gtk_widget_get_style_context (widget);
gtk_style_context_lookup_color (style_context, "accent_fg_color", &accent_fg_color);
gtk_style_context_lookup_color (style_context, "accent_bg_color", &accent_bg_color);
G_GNUC_END_IGNORE_DEPRECATIONS
}
static void
sysprof_line_layer_get_property (GObject *object,
guint prop_id,
@ -234,6 +259,7 @@ sysprof_line_layer_class_init (SysprofLineLayerClass *klass)
object_class->set_property = sysprof_line_layer_set_property;
widget_class->snapshot = sysprof_line_layer_snapshot;
widget_class->css_changed = sysprof_line_layer_css_changed;
properties[PROP_COLOR] =
g_param_spec_boxed ("color", NULL, NULL,
@ -291,6 +317,7 @@ sysprof_line_layer_set_color (SysprofLineLayer *self,
if (!gdk_rgba_equal (&self->color, color))
{
self->color = *color;
self->color_set = color != &black;
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_COLOR]);
gtk_widget_queue_draw (GTK_WIDGET (self));
}