From 70d9e23b0c4b4d7fdb6432634adef78cfe8bb8fd Mon Sep 17 00:00:00 2001
From: Sander Schobers <sander@schobers.eu>
Date: Thu, 11 Apr 2019 20:03:36 +0200
Subject: [PATCH] Added shadow control.

---
 ui/shadow.go | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 ui/shadow.go

diff --git a/ui/shadow.go b/ui/shadow.go
new file mode 100644
index 0000000..6f0a1b6
--- /dev/null
+++ b/ui/shadow.go
@@ -0,0 +1,22 @@
+package ui
+
+import "opslag.de/schobers/geom"
+
+type shadow struct {
+	Proxy
+}
+
+func Shadow(content Control) *shadow {
+	s := &shadow{}
+	s.Content = content
+	return s
+}
+
+func (s *shadow) Render(ctx Context) {
+	s.Proxy.Render(ctx)
+	b := s.Bounds()
+	shadow := RGBA(0xBD, 0xBD, 0xBD, 0x2F)
+	ctx.Renderer().FillRectangle(geom.RectF32(b.Min.X, b.Min.Y, b.Max.X, b.Min.Y+3), shadow)
+	ctx.Renderer().FillRectangle(geom.RectF32(b.Min.X, b.Min.Y, b.Max.X, b.Min.Y+2), shadow)
+	ctx.Renderer().FillRectangle(geom.RectF32(b.Min.X, b.Min.Y, b.Max.X, b.Min.Y+1), shadow)
+}