From b6781c3d934004f9214a41b6a479eee02a3c1ad3 Mon Sep 17 00:00:00 2001
From: Dmitry Marakasov <amdmi3@amdmi3.ru>
Date: Thu, 15 Jan 2015 16:59:40 +0300
Subject: [PATCH] Implement some Renderer getters

---
 SDL2pp/Renderer.cc | 12 ++++++++++++
 SDL2pp/Renderer.hh | 27 +++++++++++++++++++++++++++
 2 files changed, 39 insertions(+)

diff --git a/SDL2pp/Renderer.cc b/SDL2pp/Renderer.cc
index 888c82e..d057ec2 100644
--- a/SDL2pp/Renderer.cc
+++ b/SDL2pp/Renderer.cc
@@ -273,4 +273,16 @@ Rect Renderer::GetViewport() const {
 	return rect;
 }
 
+SDL_BlendMode Renderer::GetDrawBlendMode() const {
+	SDL_BlendMode mode;
+	if (SDL_GetRenderDrawBlendMode(renderer_, &mode) != 0)
+		throw Exception("SDL_GetRenderDrawBlendMode failed");
+	return mode;
+}
+
+void Renderer::GetDrawColor(Uint8& r, Uint8& g, Uint8& b, Uint8& a) const {
+	if (SDL_GetRenderDrawColor(renderer_, &r, &g, &b, &a) != 0)
+		throw Exception("SDL_GetRenderDrawColor failed");
+}
+
 }
diff --git a/SDL2pp/Renderer.hh b/SDL2pp/Renderer.hh
index 6309056..0bb0f9e 100644
--- a/SDL2pp/Renderer.hh
+++ b/SDL2pp/Renderer.hh
@@ -632,6 +632,33 @@ public:
 	///
 	////////////////////////////////////////////////////////////
 	Rect GetViewport() const;
+
+	////////////////////////////////////////////////////////////
+	/// \brief Get the blend mode used for drawing operations
+	///
+	/// \return Current SDL_BlendMode
+	///
+	/// \throws SDL2pp::Exception
+	///
+	/// \see http://wiki.libsdl.org/SDL_GetRenderDrawBlendMode
+	///
+	////////////////////////////////////////////////////////////
+	SDL_BlendMode GetDrawBlendMode() const;
+
+	////////////////////////////////////////////////////////////
+	/// \brief Get the additional color value multiplied into render copy operations
+	///
+	/// \param[out] r Variable to be filled in with red value used to draw on the rendering target
+	/// \param[out] g Variable to be filled in with green value used to draw on the rendering target
+	/// \param[out] b Variable to be filled in with blue value used to draw on the rendering target
+	/// \param[out] a Variable to be filled in with alpha value used to draw on the rendering target
+	///
+	/// \throws SDL2pp::Exception
+	///
+	/// \see http://wiki.libsdl.org/SDL_GetRenderDrawColor
+	///
+	////////////////////////////////////////////////////////////
+	void GetDrawColor(Uint8& r, Uint8& g, Uint8& b, Uint8& a) const;
 };
 
 }