From 6f4e80e36e7729bd2137a1a2bde712521861b0b3 Mon Sep 17 00:00:00 2001
From: RichieSams
Date: Thu, 12 Sep 2013 09:30:28 -0500
Subject: ZVISION: Add wrapper function for copyRectToSurface

Also rename some arguments to make them more clear
---
 graphics/surface.cpp | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

(limited to 'graphics/surface.cpp')

diff --git a/graphics/surface.cpp b/graphics/surface.cpp
index d808121c87..a8173f0e9c 100644
--- a/graphics/surface.cpp
+++ b/graphics/surface.cpp
@@ -133,17 +133,17 @@ const Surface Surface::getSubArea(const Common::Rect &area) const {
 	return subSurface;
 }
 
-void Surface::copyRectToSurface(const void *buffer, int pitch, int x, int y, int width, int height) {
+void Surface::copyRectToSurface(const void *buffer, int pitch, int destX, int destY, int width, int height) {
 	assert(buffer);
 
-	assert(x >= 0 && x < w);
-	assert(y >= 0 && y < h);
-	assert(height > 0 && y + height <= h);
-	assert(width > 0 && x + width <= w);
+	assert(destX >= 0 && destX < w);
+	assert(destY >= 0 && destY < h);
+	assert(height > 0 && destY + height <= h);
+	assert(width > 0 && destX + width <= w);
 
 	// Copy buffer data to internal buffer
 	const byte *src = (const byte *)buffer;
-	byte *dst = (byte *)getBasePtr(x, y);
+	byte *dst = (byte *)getBasePtr(destX, destY);
 	for (int i = 0; i < height; i++) {
 		memcpy(dst, src, width * format.bytesPerPixel);
 		src += pitch;
@@ -151,6 +151,12 @@ void Surface::copyRectToSurface(const void *buffer, int pitch, int x, int y, int
 	}
 }
 
+void Surface::copyRectToSurface(const Graphics::Surface &srcSurface, int destX, int destY, const Common::Rect subRect) {
+	assert(srcSurface.format == format);
+
+	copyRectToSurface(srcSurface.getBasePtr(subRect.left, subRect.top), srcSurface.pitch, destX, destY, subRect.width(), subRect.height());
+}
+
 void Surface::hLine(int x, int y, int x2, uint32 color) {
 	// Clipping
 	if (y < 0 || y >= h)
-- 
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