GUI: Reduce code duplication in about dialog

svn-id: r49266

1 files changed, 3 insertions, 30 deletions

diff --git a/gui/about.cpp b/gui/about.cpp
index 74851caf94..6f0f0f8d4a 100644
--- a/gui/about.cpp
+++ b/gui/about.cpp
@@ -83,29 +83,6 @@ AboutDialog::AboutDialog()
 
 	int i;
 
-	const int screenW = g_system->getOverlayWidth();
-	const int screenH = g_system->getOverlayHeight();
-
-	_xOff = g_gui.xmlEval()->getVar("Globals.About.XOffset", 5);
-	_yOff = g_gui.xmlEval()->getVar("Globals.About.YOffset", 5);
-	int outerBorder = g_gui.xmlEval()->getVar("Globals.About.OuterBorder");
-
-	_w = screenW - 2 * outerBorder;
-	_h = screenH - 2 * outerBorder;
-
-	_lineHeight = g_gui.getFontHeight() + 3;
-
-	// Heuristic to compute 'optimal' dialog width
-	int maxW = _w - 2*_xOff;
-	_w = 0;
-	for (i = 0; i < ARRAYSIZE(credits); i++) {
-		int tmp = g_gui.getStringWidth(credits[i] + 5);
-		if (_w < tmp && tmp <= maxW) {
-			_w = tmp;
-		}
-	}
-	_w += 2*_xOff;
-
 	for (i = 0; i < 1; i++)
 		_lines.push_back("");
 
@@ -151,10 +128,6 @@ AboutDialog::AboutDialog()
 
 	for (i = 0; i < ARRAYSIZE(credits); i++)
 		addLine(credits[i]);
-
-	// Center the dialog
-	_x = (screenW - _w) / 2;
-	_y = (screenH - _h) / 2;
 }
 
 void AboutDialog::addLine(const char *str) {
@@ -294,6 +267,7 @@ void AboutDialog::handleKeyUp(Common::KeyState state) {
 
 void AboutDialog::reflowLayout() {
 	Dialog::reflowLayout();
+	int i;
 	const int screenW = g_system->getOverlayWidth();
 	const int screenH = g_system->getOverlayHeight();
 
@@ -309,7 +283,7 @@ void AboutDialog::reflowLayout() {
 	// Heuristic to compute 'optimal' dialog width
 	int maxW = _w - 2*_xOff;
 	_w = 0;
-	for (int i = 0; i < ARRAYSIZE(credits); i++) {
+	for (i = 0; i < ARRAYSIZE(credits); i++) {
 		int tmp = g_gui.getStringWidth(credits[i] + 5);
 		if (_w < tmp && tmp <= maxW) {
 			_w = tmp;
@@ -317,8 +291,7 @@ void AboutDialog::reflowLayout() {
 	}
 	_w += 2*_xOff;
 
-	_lineHeight = g_gui.getFontHeight() + 3;
-
+	// Center the dialog
 	_x = (screenW - _w) / 2;
 	_y = (screenH - _h) / 2;
 }