Mercurial > hg > openttd
changeset 13310:aa1ec5b3bac4 draft
(svn r17819) -Codechange: replace magic constant by symbolic constant
author | smatz <smatz@openttd.org> |
---|---|
date | Tue, 20 Oct 2009 17:36:06 +0000 |
parents | f571faf401af |
children | 0f3dd8ac5336 |
files | src/smallmap_gui.cpp |
diffstat | 1 files changed, 8 insertions(+), 3 deletions(-) [+] |
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--- a/src/smallmap_gui.cpp +++ b/src/smallmap_gui.cpp @@ -562,7 +562,9 @@ int32 scroll_x; int32 scroll_y; int32 subscroll; - uint8 refresh; + + static const uint8 FORCE_REFRESH_PERIOD = 0x1F; ///< map is redrawn after that many ticks + uint8 refresh; ///< refresh counter, zeroed every FORCE_REFRESH_PERIOD ticks static const int COLUMN_WIDTH = 119; static const int MIN_LEGEND_HEIGHT = 6 * 7; @@ -874,7 +876,7 @@ } } - SmallMapWindow(const WindowDesc *desc, int window_number) : Window(desc, window_number) + SmallMapWindow(const WindowDesc *desc, int window_number) : Window(desc, window_number), refresh(FORCE_REFRESH_PERIOD) { this->LowerWidget(this->map_type + SM_WIDGET_CONTOUR); this->SetWidgetLoweredState(SM_WIDGET_TOGGLETOWNNAME, this->show_towns); @@ -1050,7 +1052,10 @@ virtual void OnTick() { /* update the window every now and then */ - if ((++this->refresh & 0x1F) == 0) this->SetDirty(); + if (--this->refresh != 0) return; + + this->refresh = FORCE_REFRESH_PERIOD; + this->SetDirty(); } virtual void OnScroll(Point delta)