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color chooser: Render icons sharp at scale 2

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We need to load the icons at the right scale, and render them
to a surface with the right scale too.

https://bugzilla.gnome.org/show_bug.cgi?id=756195
This commit is contained in:
Matthias Clasen 2015-10-07 23:19:32 -04:00
parent c929e98fba
commit d3475f7a72
1 changed files with 18 additions and 12 deletions
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30
gtk/gtkcolorswatch.c
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@ -118,6 +118,7 @@ swatch_draw (GtkWidget *widget,
GtkBorder border, padding;
GdkRectangle rect;
GtkIconInfo *icon_info = NULL;
gint scale;
theme = gtk_icon_theme_get_default ();
context = gtk_widget_get_style_context (widget);
@ -168,11 +169,13 @@ swatch_draw (GtkWidget *widget,
gtk_render_frame (context, cr, 0, 0, width, height);
scale = gtk_widget_get_scale_factor (widget);
if (swatch->priv->icon)
{
icon_info = gtk_icon_theme_lookup_icon (theme, swatch->priv->icon, PIXBUF_SIZE,
GTK_ICON_LOOKUP_GENERIC_FALLBACK
| GTK_ICON_LOOKUP_USE_BUILTIN);
icon_info = gtk_icon_theme_lookup_icon_for_scale (theme, swatch->priv->icon, PIXBUF_SIZE,
scale,
GTK_ICON_LOOKUP_GENERIC_FALLBACK
| GTK_ICON_LOOKUP_USE_BUILTIN);
}
else if ((state & GTK_STATE_FLAG_SELECTED) != 0)
{
@ -182,9 +185,10 @@ swatch_draw (GtkWidget *widget,
/* fallback for themes that don't have object-select-symbolic */
g_themed_icon_append_name (G_THEMED_ICON (gicon), "gtk-apply");
icon_info = gtk_icon_theme_lookup_by_gicon (theme, gicon, PIXBUF_SIZE,
GTK_ICON_LOOKUP_GENERIC_FALLBACK
| GTK_ICON_LOOKUP_USE_BUILTIN);
icon_info = gtk_icon_theme_lookup_by_gicon_for_scale (theme, gicon, PIXBUF_SIZE,
scale,
GTK_ICON_LOOKUP_GENERIC_FALLBACK
| GTK_ICON_LOOKUP_USE_BUILTIN);
g_object_unref (gicon);
}
@ -206,14 +210,16 @@ swatch_draw (GtkWidget *widget,
{
GdkPixbuf *pixbuf;
pixbuf = gtk_icon_info_load_symbolic_for_context (icon_info, context,
NULL, NULL);
pixbuf = gtk_icon_info_load_symbolic_for_context (icon_info, context, NULL, NULL);
if (pixbuf != NULL)
{
gtk_render_icon (context, cr, pixbuf,
rect.x + (rect.width - gdk_pixbuf_get_width (pixbuf)) / 2,
rect.y + (rect.height - gdk_pixbuf_get_height (pixbuf)) / 2);
cairo_surface_t *surface;
surface = gdk_cairo_surface_create_from_pixbuf (pixbuf, scale, gtk_widget_get_window (widget));
gtk_render_icon_surface (context, cr, surface,
rect.x + (rect.width - (gdk_pixbuf_get_width (pixbuf) / scale)) / 2,
rect.y + (rect.height - (gdk_pixbuf_get_height (pixbuf) / scale)) / 2);
cairo_surface_destroy (surface);
g_object_unref (pixbuf);
}