Exposed most gui elements to take alpha values. There are still a few

spots that could also be fixed up as well, but require other methods to
fix them (the filled color rectangles on the progress bars, as well as
the text on them as well, as an example).

Signed-off-by: Ira Rice <irarice@gmail.com>

1 files changed, 16 insertions, 0 deletions

diff --git a/src/gui/slider.cpp b/src/gui/slider.cpp
index 37136012..9bfa840f 100644
--- a/src/gui/slider.cpp
+++ b/src/gui/slider.cpp
@@ -21,6 +21,7 @@
 
 #include "slider.h"
 
+#include "../configuration.h"
 #include "../graphics.h"
 
 #include "../resources/image.h"
@@ -28,6 +29,7 @@
 
 Image *Slider::hStart, *Slider::hMid, *Slider::hEnd, *Slider::hGrip;
 Image *Slider::vStart, *Slider::vMid, *Slider::vEnd, *Slider::vGrip;
+float Slider::mAlpha = config.getValue("guialpha", 0.8);
 int Slider::mInstances = 0;
 
 Slider::Slider(double scaleEnd):
@@ -107,6 +109,20 @@ void Slider::draw(gcn::Graphics *graphics)
     int x = 0;
     int y = (h - hStart->getHeight()) / 2;
 
+    if (config.getValue("guialpha", 0.8) != mAlpha)
+    {
+        mAlpha = config.getValue("guialpha", 0.8);
+        hStart->setAlpha(mAlpha);
+        hMid->setAlpha(mAlpha);
+        hEnd->setAlpha(mAlpha);
+        hGrip->setAlpha(mAlpha);
+
+        vStart->setAlpha(mAlpha);
+        vMid->setAlpha(mAlpha);
+        vEnd->setAlpha(mAlpha);
+        vGrip->setAlpha(mAlpha);
+    }
+
     static_cast<Graphics*>(graphics)->drawImage(hStart, x, y);
 
     w -= hStart->getWidth() + hEnd->getWidth();