From 676b6082ab0bcbaf2a5303c7471f87c9cfe847dd Mon Sep 17 00:00:00 2001
From: Eugene Sandulenko
Date: Thu, 3 Aug 2017 19:26:28 +0200
Subject: GRAPHICS: GUI: Mark beginning and end column of selection in
 MacTextWindow

---
 graphics/macgui/mactext.h         |  2 +-
 graphics/macgui/mactextwindow.cpp | 26 ++++++++++++++++++++++++--
 2 files changed, 25 insertions(+), 3 deletions(-)

(limited to 'graphics')

diff --git a/graphics/macgui/mactext.h b/graphics/macgui/mactext.h
index ffc8c8dc71..7cbf40e8bc 100644
--- a/graphics/macgui/mactext.h
+++ b/graphics/macgui/mactext.h
@@ -109,6 +109,7 @@ public:
 	void removeLastLine();
 	int getLineCount() { return _textLines.size(); }
 	int getTextHeight() { return _textMaxHeight; }
+	int getLineHeight(int line);
 
 	void render();
 	Graphics::ManagedSurface *getSurface() { return _surface; }
@@ -121,7 +122,6 @@ private:
 	void recalcDims();
 	void reallocSurface();
 	int getLineWidth(int line, bool enforce = false);
-	int getLineHeight(int line);
 
 private:
 	MacWindowManager *_wm;
diff --git a/graphics/macgui/mactextwindow.cpp b/graphics/macgui/mactextwindow.cpp
index 2194fddf36..7873ea2a6c 100644
--- a/graphics/macgui/mactextwindow.cpp
+++ b/graphics/macgui/mactextwindow.cpp
@@ -164,6 +164,9 @@ void MacTextWindow::drawSelection() {
 		SWAP(s.startCol, s.endCol);
 	}
 
+	int lastLineHeight = _mactext->getLineHeight(s.endRow);
+	s.endY += lastLineHeight;
+
 	int start = s.startY - _scrollPos;
 	start = MAX(0, start);
 
@@ -177,10 +180,29 @@ void MacTextWindow::drawSelection() {
 
 	end = MIN((int)getInnerDimensions().height(), end);
 
+	int numLines = 0;
+	int x1, x2;
+
 	for (int y = start; y < end; y++) {
-		byte *ptr = (byte *)_composeSurface.getBasePtr(kConWOverlap - 2, kConWOverlap - 2 + y);
+		if (!numLines) {
+			x1 = 0;
+			x2 = getInnerDimensions().width();
+
+			if (y + _scrollPos == s.startY && s.startX > 0) {
+				numLines = _mactext->getLineHeight(s.startRow);
+				x1 = s.startX;
+			}
+			if (y + _scrollPos == s.endY - lastLineHeight) {
+				numLines = _mactext->getLineHeight(s.endRow);
+				x2 = s.endX;
+			}
+		} else {
+			numLines--;
+		}
+
+		byte *ptr = (byte *)_composeSurface.getBasePtr(x1 + kConWOverlap - 2, y + kConWOverlap - 2);
 
-		for (int x = 0; x < getInnerDimensions().width(); x++, ptr++)
+		for (int x = x1; x < x2; x++, ptr++)
 			if (*ptr == kColorBlack)
 				*ptr = kColorWhite;
 			else
-- 
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