From 85a3dce45c00b33dbe642be164bba061aa8f04f2 Mon Sep 17 00:00:00 2001
From: rubidium <rubidium@openttd.org>
Date: Sun, 8 Nov 2009 19:49:13 +0000
Subject: [PATCH] (svn r18022) -Cleanup: remove some (now) unused button resize
 functions

---
 src/widget.cpp   | 87 ------------------------------------------------
 src/window_gui.h |  2 --
 2 files changed, 89 deletions(-)

diff --git a/src/widget.cpp b/src/widget.cpp
index 0f9232ac64..aabd1c5734 100644
--- a/src/widget.cpp
+++ b/src/widget.cpp
@@ -725,93 +725,6 @@ void Window::DrawWidgets() const
 	}
 }
 
-/**
- * Evenly distribute the combined horizontal length of two consecutive widgets.
- * @param w Window containing the widgets.
- * @param a Left widget to resize.
- * @param b Right widget to resize.
- * @note Widgets are assumed to lie against each other.
- */
-static void ResizeWidgets(Window *w, byte a, byte b)
-{
-	int16 offset = w->widget[a].left;
-	int16 length = w->widget[b].right - offset;
-
-	w->widget[a].right = (length / 2) + offset;
-
-	w->widget[b].left  = w->widget[a].right + 1;
-}
-
-/**
- * Evenly distribute the combined horizontal length of three consecutive widgets.
- * @param w Window containing the widgets.
- * @param a Left widget to resize.
- * @param b Middle widget to resize.
- * @param c Right widget to resize.
- * @note Widgets are assumed to lie against each other.
- */
-static void ResizeWidgets(Window *w, byte a, byte b, byte c)
-{
-	int16 offset = w->widget[a].left;
-	int16 length = w->widget[c].right - offset;
-
-	w->widget[a].right = length / 3;
-	w->widget[b].right = w->widget[a].right * 2;
-
-	w->widget[a].right += offset;
-	w->widget[b].right += offset;
-
-	/* Now the right side of the buttons are set. We will now set the left sides next to them */
-	w->widget[b].left  = w->widget[a].right + 1;
-	w->widget[c].left  = w->widget[b].right + 1;
-}
-
-/** Evenly distribute some widgets when resizing horizontally (often a button row)
- *  When only two arguments are given, the widgets are presumed to be on a line and only the ends are given
- * @param w Window to modify
- * @param left The leftmost widget to resize
- * @param right The rightmost widget to resize. Since right side of it is used, remember to set it to RESIZE_RIGHT
- */
-void ResizeButtons(Window *w, byte left, byte right)
-{
-	int16 num_widgets = right - left + 1;
-
-	if (num_widgets < 2) NOT_REACHED();
-
-	switch (num_widgets) {
-		case 2: ResizeWidgets(w, left, right); break;
-		case 3: ResizeWidgets(w, left, left + 1, right); break;
-		default: {
-			/* Looks like we got more than 3 widgets to resize
-			 * Now we will find the middle of the space desinated for the widgets
-			 * and place half of the widgets on each side of it and call recursively.
-			 * Eventually we will get down to blocks of 2-3 widgets and we got code to handle those cases */
-			int16 offset = w->widget[left].left;
-			int16 length = w->widget[right].right - offset;
-			byte widget = ((num_widgets - 1)/ 2) + left; // rightmost widget of the left side
-
-			/* Now we need to find the middle of the widgets.
-			 * It will not always be the middle because if we got an uneven number of widgets,
-			 *   we will need it to be 2/5, 3/7 and so on
-			 * To get this, we multiply with num_widgets/num_widgets. Since we calculate in int, we will get:
-			 *
-			 *    num_widgets/2 (rounding down)
-			 *   ---------------
-			 *     num_widgets
-			 *
-			 * as multiplier to length. We just multiply before divide to that we stay in the int area though */
-			int16 middle = ((length * num_widgets) / (2 * num_widgets)) + offset;
-
-			/* Set left and right on the widgets, that's next to our "middle" */
-			w->widget[widget].right = middle;
-			w->widget[widget + 1].left = w->widget[widget].right + 1;
-			/* Now resize the left and right of the middle */
-			ResizeButtons(w, left, widget);
-			ResizeButtons(w, widget + 1, right);
-		}
-	}
-}
-
 /** Resize a widget and shuffle other widgets around to fit. */
 void ResizeWindowForWidget(Window *w, uint widget, int delta_x, int delta_y)
 {
diff --git a/src/window_gui.h b/src/window_gui.h
index ab6bee1daa..b3d8556dbf 100644
--- a/src/window_gui.h
+++ b/src/window_gui.h
@@ -956,8 +956,6 @@ bool EditBoxInGlobalFocus();
 void ScrollbarClickHandler(Window *w, const Widget *wi, int x, int y);
 void ScrollbarClickHandler(Window *w, const NWidgetCore *nw, int x, int y);
 
-void ResizeButtons(Window *w, byte left, byte right);
-
 void ResizeWindowForWidget(Window *w, uint widget, int delta_x, int delta_y);
 
 #endif /* WINDOW_GUI_H */