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(svn r20118) -Add: Detect if the mouse has been hovering over the same point.

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This commit is contained in:
terkhen 2010-07-11 10:53:07 +00:00
parent dd5bf70f20
commit 9aef7b8c3d
2 changed files with 23 additions and 1 deletions
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23
src/window.cpp
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@ -59,6 +59,7 @@ byte _scroller_click_timeout;
bool _scrolling_scrollbar; ///< A scrollbar is being scrolled with the mouse.
bool _scrolling_viewport; ///< A viewport is being scrolled with the mouse.
bool _mouse_hovering; ///< The mouse is hovering over the same point.
SpecialMouseMode _special_mouse_mode; ///< Mode of the mouse.
@ -1287,6 +1288,7 @@ void InitWindowSystem()
_focused_window = NULL;
_mouseover_last_w = NULL;
_scrolling_viewport = false;
_mouse_hovering = false;
NWidgetLeaf::InvalidateDimensionCache(); // Reset cached sizes of several widgets.
}
@ -2019,11 +2021,13 @@ enum MouseClick {
MC_LEFT,
MC_RIGHT,
MC_DOUBLE_LEFT,
MC_HOVER,
MAX_OFFSET_DOUBLE_CLICK = 5, ///< How much the mouse is allowed to move to call it a double click
TIME_BETWEEN_DOUBLE_CLICK = 500, ///< Time between 2 left clicks before it becoming a double click, in ms
MAX_OFFSET_HOVER = 5, ///< Maximum mouse movement before stopping a hover event.
TIME_HOVER = 1000, ///< Time required to activate a hover event, in ms.
};
extern EventState VpHandlePlaceSizingDrag();
static void ScrollMainViewport(int x, int y)
@ -2216,6 +2220,23 @@ void HandleMouseEvents()
_input_events_this_tick++;
}
static int hover_time = 0;
static Point hover_pos = {0, 0};
if (click != MC_NONE || mousewheel != 0 || _left_button_down || _right_button_down ||
hover_pos.x == 0 || abs(_cursor.pos.x - hover_pos.x) >= MAX_OFFSET_HOVER ||
hover_pos.y == 0 || abs(_cursor.pos.y - hover_pos.y) >= MAX_OFFSET_HOVER) {
hover_pos = _cursor.pos;
hover_time = _realtime_tick;
_mouse_hovering = false;
} else {
if (hover_time != 0 && _realtime_tick - hover_time > TIME_HOVER) {
click = MC_HOVER;
_input_events_this_tick++;
_mouse_hovering = true;
}
}
/* Handle sprite picker before any GUI interaction */
if (_newgrf_debug_sprite_picker.mode == SPM_REDRAW && _newgrf_debug_sprite_picker.click_time != _realtime_tick) {
/* Next realtime tick? Then redraw has finished */

1
src/window_gui.h
View File

@ -913,6 +913,7 @@ extern byte _scroller_click_timeout;
extern bool _scrolling_scrollbar;
extern bool _scrolling_viewport;
extern bool _mouse_hovering;
/** Mouse modes. */
enum SpecialMouseMode {