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not sure what the portable version of ::abs() is,

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so a quick workaround (was giving me invalid memory access errors)
This commit is contained in:
Patrick Parker 2007-04-18 06:02:54 +00:00
parent 7f77aa7680
commit 032c970d82
1 changed files with 5 additions and 1 deletions
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6
src/mouse_events.cpp
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@ -741,7 +741,11 @@ void mouse_handler::mouse_motion(int x, int y, const bool browse)
// While we check the mouse buttons state, we also grab fresh position data.
int mx,my;
if (dragging_ && !dragging_started_ && (SDL_GetMouseState(&mx,&my) & SDL_BUTTON(1) != 0)) {
const int drag_distance = maximum<int>(abs(drag_from_x_- mx), abs(drag_from_y_- my));
int abs1 = drag_from_x_- mx;
int abs2 = drag_from_y_- my;
abs1 = (abs1>0) ? abs1 : abs1 * -1;
abs2 = (abs2>0) ? abs2 : abs2 * -1;
const int drag_distance = maximum<int>(abs1, abs2);
if (drag_distance > 10) {
dragging_started_ = true;
cursor::set_dragging(true);