From 9ccd25dd32a6fcebf19a44c368a5c40f630571e3 Mon Sep 17 00:00:00 2001
From: Marukyu <defmenge@googlemail.com>
Date: Fri, 14 Oct 2016 21:40:32 +0200
Subject: [PATCH] Improved readability of editor tooltip by adding translucent
 background

---
 src/Client/GUI2/Widget.cpp     |  2 +-
 src/Client/System/NEWindow.cpp | 12 +++++++++++-
 src/Client/System/NEWindow.hpp |  2 ++
 3 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/src/Client/GUI2/Widget.cpp b/src/Client/GUI2/Widget.cpp
index 4d66cb0..a73a17a 100644
--- a/src/Client/GUI2/Widget.cpp
+++ b/src/Client/GUI2/Widget.cpp
@@ -396,7 +396,7 @@ void Widget::process(const WidgetEvents & events)
 	myIsClicked = 0;
 
 	// set mouse-over flag. mouse position is already pre-transformed.
-	bool mouseOver = events.mouseFocus && checkMouseover(events.mousePosition);
+	bool mouseOver = events.mouseFocus && checkMouseover(events.mousePosition) && isEnabled();
 
 	if (myIsMouseOver != mouseOver)
 	{
diff --git a/src/Client/System/NEWindow.cpp b/src/Client/System/NEWindow.cpp
index 3276df8..034745b 100644
--- a/src/Client/System/NEWindow.cpp
+++ b/src/Client/System/NEWindow.cpp
@@ -179,8 +179,15 @@ void NEWindow::initPanels()
 
 	tooltip = gui2::Text::make();
 	tooltip->setZPosition(10);
-	tooltip->setEnabled(false);
+	tooltip->setTextColor(sf::Color(255, 255, 255, 220));
 	add(tooltip);
+
+	tooltipBackground = gui2::Gradient::make();
+	tooltipBackground->setColorA(sf::Color(0, 0, 0, 150));
+	tooltipBackground->setColorB(sf::Color(0, 0, 0, 150));
+	tooltipBackground->setZPosition(9);
+	tooltipBackground->setEnabled(false);
+	add(tooltipBackground);
 }
 
 void NEWindow::initLevelPanel()
@@ -336,6 +343,7 @@ void NEWindow::updateTilePanels()
 void NEWindow::updateTooltip()
 {
 	float tooltipMargin = 10.f;
+	sf::Vector2f tooltipExpansion(3.f, 3.f);
 	tooltip->setTextAlignment(gui2::Text::AlignBottomLeft);
 	tooltip->setPosition(mainPanel->getSideSize(gui2::BorderPanel::Left) + tooltipMargin,
 		getSize().y / getViewMultiplier() - tooltipMargin);
@@ -354,6 +362,8 @@ void NEWindow::updateTooltip()
 	}
 
 	tooltip->setText(joinStrings(tooltips, "\n", true));
+	tooltipBackground->setVisible(!tooltip->getText().empty());
+	tooltipBackground->setRect(moveRect(expandRect(tooltip->getTextRect(), tooltipExpansion), tooltip->getPosition()));
 }
 
 void NEWindow::onProcessWindow(const gui2::WidgetEvents& events)
diff --git a/src/Client/System/NEWindow.hpp b/src/Client/System/NEWindow.hpp
index 9a84790..db466a4 100644
--- a/src/Client/System/NEWindow.hpp
+++ b/src/Client/System/NEWindow.hpp
@@ -8,6 +8,7 @@
 #include <Client/GUI2/Panels/BorderPanel.hpp>
 #include <Client/GUI2/Panels/GridPanel.hpp>
 #include <Client/GUI2/Widgets/Button.hpp>
+#include <Client/GUI2/Widgets/Gradient.hpp>
 #include <Client/GUI2/Widgets/MessageBox.hpp>
 #include <Client/GUI2/Widgets/Text.hpp>
 #include <Shared/Level/Tile.hpp>
@@ -106,6 +107,7 @@ class NEWindow : public gui2::Window
 	gui2::Ptr<Editor> editor;
 
 	gui2::Ptr<gui2::Text> tooltip;
+	gui2::Ptr<gui2::Gradient> tooltipBackground;
 
 	std::vector<Tile> floors, walls;