hedgewars/uCursor.pas
author nemo
Mon, 14 Jan 2019 15:11:15 -0500
branch0.9.25
changeset 14610 9c03b3cd6d16
parent 14305 a3531b520efb
child 14829 9443dc6663ba
permissions -rw-r--r--
just focus on the unsafe deletes in a hopefully branch-safe fashion
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
5191
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
     1
unit uCursor;
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
     2
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
     3
interface
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
     4
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
     5
procedure init;
8225
186229af4fc1 GCI2012: Remove Quit Prompt On Mouse Click
Drew Gottlieb
parents: 6580
diff changeset
     6
procedure resetPosition;
5191
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
     7
procedure updatePosition;
8346
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
parents: 8225
diff changeset
     8
procedure handlePositionUpdate(x, y: LongInt);
5191
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
     9
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    10
implementation
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    11
13498
424944a835a7 Fix cursor teleporting to center after leaving game with video recording
Wuzzy <Wuzzy2@mail.ru>
parents: 12831
diff changeset
    12
uses SDLh, uVariables, uTypes;
5191
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    13
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    14
procedure init;
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    15
begin
8225
186229af4fc1 GCI2012: Remove Quit Prompt On Mouse Click
Drew Gottlieb
parents: 6580
diff changeset
    16
    resetPosition();
186229af4fc1 GCI2012: Remove Quit Prompt On Mouse Click
Drew Gottlieb
parents: 6580
diff changeset
    17
end;
186229af4fc1 GCI2012: Remove Quit Prompt On Mouse Click
Drew Gottlieb
parents: 6580
diff changeset
    18
186229af4fc1 GCI2012: Remove Quit Prompt On Mouse Click
Drew Gottlieb
parents: 6580
diff changeset
    19
procedure resetPosition;
186229af4fc1 GCI2012: Remove Quit Prompt On Mouse Click
Drew Gottlieb
parents: 6580
diff changeset
    20
begin
13498
424944a835a7 Fix cursor teleporting to center after leaving game with video recording
Wuzzy <Wuzzy2@mail.ru>
parents: 12831
diff changeset
    21
    if GameType = gmtRecord then
424944a835a7 Fix cursor teleporting to center after leaving game with video recording
Wuzzy <Wuzzy2@mail.ru>
parents: 12831
diff changeset
    22
        exit;
12831
1fbc0d5a82d0 Backed out changeset 575c0de98505
Wuzzy <Wuzzy2@mail.ru>
parents: 12793
diff changeset
    23
    // Move curser by 1px in case it's already centered.
1fbc0d5a82d0 Backed out changeset 575c0de98505
Wuzzy <Wuzzy2@mail.ru>
parents: 12793
diff changeset
    24
    // The game camera in the Alpha for 0.9.23 screwed up if
1fbc0d5a82d0 Backed out changeset 575c0de98505
Wuzzy <Wuzzy2@mail.ru>
parents: 12793
diff changeset
    25
    // the game started with the mouse already being centered.
1fbc0d5a82d0 Backed out changeset 575c0de98505
Wuzzy <Wuzzy2@mail.ru>
parents: 12793
diff changeset
    26
    // This fixes it, but we might have overlooked a related
1fbc0d5a82d0 Backed out changeset 575c0de98505
Wuzzy <Wuzzy2@mail.ru>
parents: 12793
diff changeset
    27
    // bug somewhere else.
1fbc0d5a82d0 Backed out changeset 575c0de98505
Wuzzy <Wuzzy2@mail.ru>
parents: 12793
diff changeset
    28
    // No big deal since this function is (so far) only called once.
1fbc0d5a82d0 Backed out changeset 575c0de98505
Wuzzy <Wuzzy2@mail.ru>
parents: 12793
diff changeset
    29
    SDL_WarpMouse((cScreenWidth div 2) + 1, cScreenHeight div 2);
5191
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    30
    SDL_WarpMouse(cScreenWidth div 2, cScreenHeight div 2);
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    31
end;
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    32
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    33
procedure updatePosition;
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    34
var x, y: LongInt;
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    35
begin
14305
a3531b520efb more uninitialised values
nemo
parents: 13498
diff changeset
    36
	x:= cScreenWidth div 2;
a3531b520efb more uninitialised values
nemo
parents: 13498
diff changeset
    37
	y:= cScreenHeight div 2;
13498
424944a835a7 Fix cursor teleporting to center after leaving game with video recording
Wuzzy <Wuzzy2@mail.ru>
parents: 12831
diff changeset
    38
    if GameType <> gmtRecord then
424944a835a7 Fix cursor teleporting to center after leaving game with video recording
Wuzzy <Wuzzy2@mail.ru>
parents: 12831
diff changeset
    39
        SDL_GetMouseState(@x, @y);
10017
de822cd3df3a fixwhitespace and dos2unix
koda
parents: 10015
diff changeset
    40
12831
1fbc0d5a82d0 Backed out changeset 575c0de98505
Wuzzy <Wuzzy2@mail.ru>
parents: 12793
diff changeset
    41
    if(x <> cScreenWidth div 2) or (y <> cScreenHeight div 2) then
1fbc0d5a82d0 Backed out changeset 575c0de98505
Wuzzy <Wuzzy2@mail.ru>
parents: 12793
diff changeset
    42
    begin
1fbc0d5a82d0 Backed out changeset 575c0de98505
Wuzzy <Wuzzy2@mail.ru>
parents: 12793
diff changeset
    43
        handlePositionUpdate(x - cScreenWidth div 2, y - cScreenHeight div 2);
1fbc0d5a82d0 Backed out changeset 575c0de98505
Wuzzy <Wuzzy2@mail.ru>
parents: 12793
diff changeset
    44
13498
424944a835a7 Fix cursor teleporting to center after leaving game with video recording
Wuzzy <Wuzzy2@mail.ru>
parents: 12831
diff changeset
    45
        if cHasFocus and (GameType <> gmtRecord) then
12831
1fbc0d5a82d0 Backed out changeset 575c0de98505
Wuzzy <Wuzzy2@mail.ru>
parents: 12793
diff changeset
    46
            SDL_WarpMouse(cScreenWidth div 2, cScreenHeight div 2);
1fbc0d5a82d0 Backed out changeset 575c0de98505
Wuzzy <Wuzzy2@mail.ru>
parents: 12793
diff changeset
    47
    end
5191
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    48
end;
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    49
8346
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
parents: 8225
diff changeset
    50
procedure handlePositionUpdate(x, y: LongInt);
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
parents: 8225
diff changeset
    51
begin
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
parents: 8225
diff changeset
    52
    CursorPoint.X:= CursorPoint.X + x;
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
parents: 8225
diff changeset
    53
    CursorPoint.Y:= CursorPoint.Y - y;
5191
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    54
end;
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    55
c7000a6b397b - Implement a thin wrapper over real cursor, which eliminates need in SDL_WarpMouse outside game window
unc0rr
parents:
diff changeset
    56
end.