diff options
-rw-r--r-- | src/menu/UDisplay.pas | 66 |
1 files changed, 44 insertions, 22 deletions
diff --git a/src/menu/UDisplay.pas b/src/menu/UDisplay.pas index 81056c13..927a1256 100644 --- a/src/menu/UDisplay.pas +++ b/src/menu/UDisplay.pas @@ -73,6 +73,9 @@ type Cursor_Fade: boolean; procedure DrawDebugInformation; + + { called by MoveCursor and OnMouseButton to update last move and start fade in } + procedure UpdateCursorFade; public NextScreen: PMenu; CurrentScreen: PMenu; @@ -98,9 +101,12 @@ type procedure SetCursor; { called when cursor moves, positioning of software cursor } - procedure MoveCursor(X, Y: double; Pressed: boolean); + procedure MoveCursor(X, Y: double); + + { called when left or right mousebutton is pressed or released } + procedure OnMouseButton(Pressed: boolean); + - { draws software cursor } procedure DrawCursor; end; @@ -399,35 +405,51 @@ begin end; end; -{ called when cursor moves, positioning of software cursor } -procedure TDisplay.MoveCursor(X, Y: double; Pressed: boolean); +{ called by MoveCursor and OnMouseButton to update last move and start fade in } +procedure TDisplay.UpdateCursorFade; var Ticks: cardinal; begin - if (Ini.Mouse = 2) and - ((X <> Cursor_X) or (Y <> Cursor_Y) or (Pressed <> Cursor_Pressed)) then + Ticks := SDL_GetTicks; + + { fade in on movement (or button press) if not first movement } + if (not Cursor_Visible) and (Cursor_LastMove <> 0) then + begin + if Cursor_Fade then // we use a trick here to consider progress of fade out + Cursor_LastMove := Ticks - round(Cursor_FadeIn_Time * (1 - (Ticks - Cursor_LastMove)/Cursor_FadeOut_Time)) + else + Cursor_LastMove := Ticks; + + Cursor_Visible := true; + Cursor_Fade := true; + end + else if not Cursor_Fade then + begin + Cursor_LastMove := Ticks; + end; +end; + +{ called when cursor moves, positioning of software cursor } +procedure TDisplay.MoveCursor(X, Y: double); +begin + if (Ini.Mouse = 2) and + ((X <> Cursor_X) or (Y <> Cursor_Y)) then begin Cursor_X := X; Cursor_Y := Y; - Cursor_Pressed := Pressed; - Ticks := SDL_GetTicks; + UpdateCursorFade; + end; +end; - { fade in on movement (or button press) if not first movement } - if (not Cursor_Visible) and (Cursor_LastMove <> 0) then - begin - if Cursor_Fade then // we use a trick here to consider progress of fade out - Cursor_LastMove := Ticks - round(Cursor_FadeIn_Time * (1 - (Ticks - Cursor_LastMove)/Cursor_FadeOut_Time)) - else - Cursor_LastMove := Ticks; +{ called when left or right mousebutton is pressed or released } +procedure TDisplay.OnMouseButton(Pressed: boolean); +begin + if (Ini.Mouse = 2) then + begin + Cursor_Pressed := Pressed; - Cursor_Visible := true; - Cursor_Fade := true; - end - else if not Cursor_Fade then - begin - Cursor_LastMove := Ticks; - end; + UpdateCursorFade; end; end; |