From c591893775d3b850d0a88e743c09c91db337fbdc Mon Sep 17 00:00:00 2001
From: Daniel Karbach <daniel.karbach@localhorst.tv>
Date: Wed, 31 Oct 2012 22:06:58 +0100
Subject: [PATCH] added right aligning font drawing functions

---
 src/graphics/Font.cpp | 20 ++++++++++++++++++++
 src/graphics/Font.h   |  2 ++
 2 files changed, 22 insertions(+)

diff --git a/src/graphics/Font.cpp b/src/graphics/Font.cpp
index be96a2c..59059e0 100644
--- a/src/graphics/Font.cpp
+++ b/src/graphics/Font.cpp
@@ -39,6 +39,18 @@ void Font::DrawString(const char *s, SDL_Surface *dest, const Vector<int> &posit
 	}
 }
 
+void Font::DrawStringRight(const char *s, SDL_Surface *dest, const Vector<int> &positionIn, int maxChars) const {
+	if (!sprite) return;
+
+	int length(0);
+	while (length < maxChars && s[length] != '\0') {
+		++length;
+	}
+	Vector<int> position(positionIn.X() - length * CharWidth(), positionIn.Y());
+
+	DrawString(s, dest, position, length);
+}
+
 void Font::DrawDigit(int digit, SDL_Surface *dest, const Vector<int> &position) const {
 	if (!sprite) return;
 
@@ -76,6 +88,14 @@ void Font::DrawNumber(int numberIn, SDL_Surface *dest, const Vector<int> &positi
 	}
 }
 
+void Font::DrawNumberRight(int number, SDL_Surface *dest, const Vector<int> &positionIn, int digits) const {
+	if (!sprite) return;
+
+	Vector<int> position(positionIn.X() - digits * CharWidth(), positionIn.Y());
+
+	DrawNumber(number, dest, position, digits);
+}
+
 
 void Font::CreateTypeDescription() {
 	Font f;
diff --git a/src/graphics/Font.h b/src/graphics/Font.h
index 07cd35f..b981946 100644
--- a/src/graphics/Font.h
+++ b/src/graphics/Font.h
@@ -31,8 +31,10 @@ public:
 	int CharHeight() const { return sprite->Height(); }
 	void DrawChar(char c, SDL_Surface *dest, const geometry::Vector<int> &position) const;
 	void DrawString(const char *s, SDL_Surface *dest, const geometry::Vector<int> &position, int maxChars = 0) const;
+	void DrawStringRight(const char *s, SDL_Surface *dest, const geometry::Vector<int> &position, int maxChars = 0) const;
 	void DrawDigit(int d, SDL_Surface *dest, const geometry::Vector<int> &position) const;
 	void DrawNumber(int n, SDL_Surface *dest, const geometry::Vector<int> &position, int digits = 0) const;
+	void DrawNumberRight(int n, SDL_Surface *dest, const geometry::Vector<int> &position, int digits = 0) const;
 
 public:
 	void SetSprite(const Sprite *s) { sprite = s; }
-- 
2.39.2