From be69a4ede6f5f5d6dc12e650cf04e3c47f5722de Mon Sep 17 00:00:00 2001
From: Dmitry Marakasov <amdmi3@amdmi3.ru>
Date: Mon, 16 Feb 2015 21:19:31 +0300
Subject: [PATCH] Add Renderer::Copy overloads which take target Point instead
 of a Rect

---
 SDL2pp/Renderer.cc | 20 ++++++++++++++++++++
 SDL2pp/Renderer.hh | 43 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 63 insertions(+)

diff --git a/SDL2pp/Renderer.cc b/SDL2pp/Renderer.cc
index cbccf8f..a062731 100644
--- a/SDL2pp/Renderer.cc
+++ b/SDL2pp/Renderer.cc
@@ -88,12 +88,32 @@ Renderer& Renderer::Copy(Texture& texture, const Optional<Rect>& srcrect, const
 	return *this;
 }
 
+Renderer& Renderer::Copy(Texture& texture, const Optional<Rect>& srcrect, const Point& dstpoint) {
+	Rect dstrect(
+			dstpoint.x,
+			dstpoint.y,
+			srcrect ? srcrect->w : texture.GetWidth(),
+			srcrect ? srcrect->h : texture.GetHeight()
+		);
+	return Copy(texture, srcrect, dstrect);
+}
+
 Renderer& Renderer::Copy(Texture& texture, const Optional<Rect>& srcrect, const Optional<Rect>& dstrect, double angle, const Optional<Point>& center, int flip) {
 	if (SDL_RenderCopyEx(renderer_, texture.Get(), srcrect ? &*srcrect : nullptr, dstrect ? &*dstrect : nullptr, angle, center ? &*center : nullptr, static_cast<SDL_RendererFlip>(flip)) != 0)
 		throw Exception("SDL_RenderCopyEx");
 	return *this;
 }
 
+Renderer& Renderer::Copy(Texture& texture, const Optional<Rect>& srcrect, const Point& dstpoint, double angle, const Optional<Point>& center, int flip) {
+	Rect dstrect(
+			dstpoint.x,
+			dstpoint.y,
+			srcrect ? srcrect->w : texture.GetWidth(),
+			srcrect ? srcrect->h : texture.GetHeight()
+		);
+	return Copy(texture, srcrect, dstrect, angle, center, flip);
+}
+
 Renderer& Renderer::SetDrawColor(Uint8 r, Uint8 g, Uint8 b, Uint8 a) {
 	if (SDL_SetRenderDrawColor(renderer_, r, g, b, a) != 0)
 		throw Exception("SDL_SetRenderDrawColor");
diff --git a/SDL2pp/Renderer.hh b/SDL2pp/Renderer.hh
index 1f95e69..ab9ee30 100644
--- a/SDL2pp/Renderer.hh
+++ b/SDL2pp/Renderer.hh
@@ -206,6 +206,23 @@ public:
 	////////////////////////////////////////////////////////////
 	Renderer& Copy(Texture& texture, const Optional<Rect>& srcrect = NullOpt, const Optional<Rect>& dstrect = NullOpt);
 
+	////////////////////////////////////////////////////////////
+	/// \brief Copy a portion of the texture to the current rendering
+	///        target (preserve texture dimensions)
+	///
+	/// \param[in] texture Source texture
+	/// \param[in] srcrect Source rectangle, NullOpt for the entire texture
+	/// \param[in] dstpoint Target point for source top left corner
+	///
+	/// \returns Reference to self
+	///
+	/// \throws SDL2pp::Exception
+	///
+	/// \see http://wiki.libsdl.org/SDL_RenderCopy
+	///
+	////////////////////////////////////////////////////////////
+	Renderer& Copy(Texture& texture, const Optional<Rect>& srcrect, const Point& dstpoint);
+
 	////////////////////////////////////////////////////////////
 	/// \brief Copy a portion of the texture to the current rendering
 	///        target with optional rotating or flipping
@@ -232,6 +249,32 @@ public:
 	////////////////////////////////////////////////////////////
 	Renderer& Copy(Texture& texture, const Optional<Rect>& srcrect, const Optional<Rect>& dstrect, double angle, const Optional<Point>& center = NullOpt, int flip = 0);
 
+	////////////////////////////////////////////////////////////
+	/// \brief Copy a portion of the texture to the current rendering
+	///        target with optional rotating or flipping (preserve texture
+	///        dimensions)
+	///
+	/// \param[in] texture Source texture
+	/// \param[in] srcrect Source rectangle, NullOpt for the entire texture
+	/// \param[in] dstpoint Target point for source top left corner
+	/// \param[in] angle Angle in degrees that indicates the rotation that
+	///                  will be applied to dstrect
+	/// \param[in] center Point indicating the point around which dstrect
+	///                   will be rotated (NullOpt to rotate around dstrect
+	///                   center)
+	/// \param[in] flip SDL_RendererFlip value stating which flipping
+	///                 actions should be performed on the texture
+	///
+	/// \returns Reference to self
+	///
+	/// \throws SDL2pp::Exception
+	///
+	/// \see http://wiki.libsdl.org/SDL_RendererFlip
+	/// \see http://wiki.libsdl.org/SDL_RenderCopyEx
+	///
+	////////////////////////////////////////////////////////////
+	Renderer& Copy(Texture& texture, const Optional<Rect>& srcrect, const SDL2pp::Point& dstpoint, double angle, const Optional<Point>& center = NullOpt, int flip = 0);
+
 	////////////////////////////////////////////////////////////
 	/// \brief Set color user for drawing operations
 	///