From 1dffd0e4615ffe0ec3c2b86a61b02d735898ab90 Mon Sep 17 00:00:00 2001
From: Wolfgang Ulbrich <chat-to-me@raveit.de>
Date: Sat, 26 Dec 2015 20:47:53 +0100
Subject: GTK3 eel-gdk-extensions: port to GtkStyleContext

taken from:
https://git.gnome.org/browse/nautilus/commit/?h=gnome-3-0&id=1d3dd96
---
 eel/eel-gdk-extensions.c | 49 +++++++++++++++++++++++++++++++++---------------
 1 file changed, 34 insertions(+), 15 deletions(-)

(limited to 'eel/eel-gdk-extensions.c')

diff --git a/eel/eel-gdk-extensions.c b/eel/eel-gdk-extensions.c
index bbb8a69a..2da5bb03 100644
--- a/eel/eel-gdk-extensions.c
+++ b/eel/eel-gdk-extensions.c
@@ -420,6 +420,15 @@ eel_gdk_rgb_to_color_spec (const guint32 color)
  * Return true if the given color is `dark'
  */
 gboolean
+#if GTK_CHECK_VERSION(3,0,0)
+eel_gdk_rgba_is_dark (const GdkRGBA *color)
+{
+    int intensity;
+
+    intensity = ((((int) (color->red) >> 8) * 77)
+                 + (((int) (color->green) >> 8) * 150)
+                 + (((int) (color->blue) >> 8) * 28)) >> 8;
+#else
 eel_gdk_color_is_dark (GdkColor *color)
 {
     int intensity;
@@ -427,6 +436,7 @@ eel_gdk_color_is_dark (GdkColor *color)
     intensity = (((color->red >> 8) * 77)
                  + ((color->green >> 8) * 150)
                  + ((color->blue >> 8) * 28)) >> 8;
+#endif
 
     return intensity < 128;
 }
@@ -478,22 +488,34 @@ eel_gdk_parse_geometry (const char *string, int *x_return, int *y_return,
 
 void
 #if GTK_CHECK_VERSION(3,0,0)
-eel_cairo_draw_layout_with_drop_shadow (cairo_t             *cr,
+eel_cairo_draw_layout_with_drop_shadow (cairo_t            *cr,
+                                        GdkRGBA            *text_color,
+                                        GdkRGBA            *shadow_color,
+                                        int                x,
+                                        int                y,
+                                        PangoLayout        *layout)
+{
+    cairo_save (cr);
+
+    gdk_cairo_set_source_rgba (cr, shadow_color);
+    cairo_move_to (cr, x+1, y+1);
+    pango_cairo_show_layout (cr, layout);
+
+    gdk_cairo_set_source_rgba (cr, text_color);
+    cairo_move_to (cr, x, y);
+    pango_cairo_show_layout (cr, layout);
+
+    cairo_restore (cr);
 #else
 eel_gdk_draw_layout_with_drop_shadow (GdkDrawable         *drawable,
-#endif
                                       GdkColor            *text_color,
                                       GdkColor            *shadow_color,
-                                      int                  x,
-                                      int                  y,
+                                      int                 x,
+                                      int                 y,
                                       PangoLayout         *layout)
 {
-#if GTK_CHECK_VERSION(3,0,0)
-    cairo_save (cr);
-#else
     cairo_t *cr;
     cr = gdk_cairo_create (drawable);
-#endif
 
     gdk_cairo_set_source_color (cr, shadow_color);
     cairo_move_to (cr, x+1, y+1);
@@ -503,22 +525,19 @@ eel_gdk_draw_layout_with_drop_shadow (GdkDrawable         *drawable,
     cairo_move_to (cr, x, y);
     pango_cairo_show_layout (cr, layout);
 
-#if GTK_CHECK_VERSION(3,0,0)
-    cairo_restore (cr);
-#else
     cairo_destroy (cr);
 #endif
 }
 
 #if GTK_CHECK_VERSION(3,0,0)
-#define CLAMP_COLOR(v) (t = (v), CLAMP (t, 0, G_MAXUSHORT))
+#define CLAMP_COLOR(v) (t = (v), CLAMP (t, 0, 1))
 #define SATURATE(v) ((1.0 - saturation) * intensity + saturation * (v))
 
 void
-eel_make_color_inactive (GdkColor *color)
+eel_make_color_inactive (GdkRGBA *color)
 {
     double intensity, saturation;
-    gushort t;
+    gdouble t;
 
     saturation = 0.7;
     intensity = color->red * 0.30 + color->green * 0.59 + color->blue * 0.11;
@@ -526,7 +545,7 @@ eel_make_color_inactive (GdkColor *color)
     color->green = SATURATE (color->green);
     color->blue = SATURATE (color->blue);
 
-    if (intensity > G_MAXUSHORT / 2) {
+    if (intensity > 0.5) {
             color->red *= 0.9;
             color->green *= 0.9;
             color->blue *= 0.9;
-- 
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