From 4bb90d0d79d983c2f6d16af4575661b845a3d72f Mon Sep 17 00:00:00 2001
From: Simon Robertshaw <simon@hardwired.org.uk>
Date: Sun, 13 May 2012 21:11:02 +0100
Subject: Text alignment for dropdown, make sign UI nice


diff --git a/src/game/SignTool.cpp b/src/game/SignTool.cpp
index 7f28b5e..b382019 100644
--- a/src/game/SignTool.cpp
+++ b/src/game/SignTool.cpp
@@ -48,7 +48,7 @@ SignWindow::SignWindow(SignTool * tool_, Simulation * sim_, int signID_, ui::Poi
 	sim(sim_),
 	signPosition(position_)
 {
-	ui::Label * messageLabel = new ui::Label(ui::Point(4, 18), ui::Point(Size.X-8, 60), "New sign");
+	ui::Label * messageLabel = new ui::Label(ui::Point(4, 2), ui::Point(Size.X-8, 14), "New sign");
 	messageLabel->SetAlignment(AlignLeft, AlignTop);
 	AddComponent(messageLabel);
 	
@@ -58,14 +58,14 @@ SignWindow::SignWindow(SignTool * tool_, Simulation * sim_, int signID_, ui::Poi
 	okayButton->SetActionCallback(new OkayAction(this));
 	AddComponent(okayButton);
 	
-	justification = new ui::DropDown(ui::Point(4, 18), ui::Point(50, 16));
+	justification = new ui::DropDown(ui::Point(8, 38), ui::Point(50, 16));
 	AddComponent(justification);
 	justification->AddOption(std::pair<std::string, int>("Left", (int)sign::Left));
 	justification->AddOption(std::pair<std::string, int>("Centre", (int)sign::Centre));
 	justification->AddOption(std::pair<std::string, int>("Right", (int)sign::Right));
 	justification->SetOption(0);
 	
-	textField = new ui::Textbox(ui::Point(4, 32), ui::Point(Size.X-8, 16), "");
+	textField = new ui::Textbox(ui::Point(8, 17), ui::Point(Size.X-16, 16), "");
 	textField->SetAlignment(AlignLeft, AlignBottom);
 	AddComponent(textField);
 	
diff --git a/src/interface/DropDown.cpp b/src/interface/DropDown.cpp
index d5af4c4..8b9c976 100644
--- a/src/interface/DropDown.cpp
+++ b/src/interface/DropDown.cpp
@@ -80,6 +80,9 @@ DropDown::DropDown(Point position, Point size):
 	Component(position, size),
 	isMouseInside(false),
 	optionIndex(-1),
+	textPosition(ui::Point(0, 0)),
+	textVAlign(AlignMiddle),
+	textHAlign(AlignLeft),
 	callback(NULL)
 {
 	background = activeBackground = Colour(0, 0, 0);
@@ -101,20 +104,52 @@ void DropDown::Draw(const Point& screenPos)
 		g->fillrect(Position.X-1, Position.Y-1, Size.X+2, Size.Y+2, activeBackground.Red, activeBackground.Green, activeBackground.Blue, 255);
 		g->drawrect(Position.X, Position.Y, Size.X, Size.Y, activeBorder.Red, activeBorder.Green, activeBorder.Blue, 255);
 		if(optionIndex!=-1)
-			g->drawtext(Position.X, Position.Y+1, options[optionIndex].first, activeText.Red, activeText.Green, activeText.Blue, 255);
-		//g->drawtext(Position.X+textPosition.X, Position.Y+textPosition.Y+1, displayText, activeText.Red, activeText.Green, activeText.Blue, 255);
+			g->drawtext(Position.X+textPosition.X, Position.Y+textPosition.Y, options[optionIndex].first, activeText.Red, activeText.Green, activeText.Blue, 255);
 	}
 	else
 	{
 		g->fillrect(Position.X, Position.Y, Size.X, Size.Y, background.Red, background.Green, background.Blue, 255);
 		g->drawrect(Position.X, Position.Y, Size.X, Size.Y, border.Red, border.Green, border.Blue, 255);
 		if(optionIndex!=-1)
-			g->drawtext(Position.X, Position.Y+1, options[optionIndex].first, text.Red, text.Green, text.Blue, 255);
-		//g->drawtext(Position.X+textPosition.X, Position.Y+textPosition.Y+1, displayText, text.Red, text.Green, text.Blue, 255);
+			g->drawtext(Position.X+textPosition.X, Position.Y+textPosition.Y, options[optionIndex].first, text.Red, text.Green, text.Blue, 255);
 	}
 
 }
 	
+	void DropDown::TextPosition()
+	{
+		std::string displayText;
+		if(optionIndex!=-1)
+			displayText = options[optionIndex].first;
+		
+		// Values 3 and 10 are for vertical padding of 3 pixels, middle uses 7 as that's the height of a capital
+		switch(textVAlign)
+		{
+			case AlignTop:
+				textPosition.Y = 3;
+				break;
+			case AlignMiddle:
+				textPosition.Y = (Size.Y-10)/2;
+				break;
+			case AlignBottom:
+				textPosition.Y = Size.Y-10;
+				break;
+		}
+		
+		switch(textHAlign)
+		{
+			case AlignLeft:
+				textPosition.X = 3;
+				break;
+			case AlignCentre:
+				textPosition.X = (Size.X-Graphics::textwidth((char *)displayText.c_str()))/2;
+				break;
+			case AlignRight:
+				textPosition.X = (Size.X-Graphics::textwidth((char *)displayText.c_str()))-2;
+				break;
+		}
+	}
+	
 	std::pair<std::string, int> DropDown::GetOption()
 	{
 		if(optionIndex!=-1)
@@ -131,6 +166,7 @@ void DropDown::Draw(const Point& screenPos)
 			if(options[i].first == option)
 			{
 				optionIndex = i;
+				TextPosition();
 				return;
 			}
 		}
@@ -142,6 +178,7 @@ void DropDown::Draw(const Point& screenPos)
 			if(options[i].second == option)
 			{
 				optionIndex = i;
+				TextPosition();
 				return;
 			}
 		}
@@ -162,6 +199,8 @@ void DropDown::Draw(const Point& screenPos)
 		{
 			if(options[i].first == option)
 			{
+				if(i == optionIndex)
+					optionIndex = -1;
 				options.erase(options.begin()+i);
 				goto start;
 			}
diff --git a/src/interface/DropDown.h b/src/interface/DropDown.h
index 40fac68..dabd4ec 100644
--- a/src/interface/DropDown.h
+++ b/src/interface/DropDown.h
@@ -27,13 +27,17 @@ class DropDown: public ui::Component {
 	Colour background, activeBackground;
 	Colour border, activeBorder;
 	Colour text, activeText;
+	Point textPosition;
 	bool isMouseInside;
 	int optionIndex;
 	DropDownAction * callback;
 	std::vector<std::pair<std::string, int> > options;
+	HorizontalAlignment textHAlign;
+	VerticalAlignment textVAlign;
 public:
 	DropDown(Point position, Point size);
 	std::pair<std::string, int> GetOption();
+	void TextPosition();
 	void SetOption(int option);
 	void SetOption(std::string option);
 	void AddOption(std::pair<std::string, int> option);
--
cgit v0.9.2-21-gd62e