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(svn r18245) -Codechange: Deduplicate code wrt. clicking on signs and station/town names.

release/1.0
frosch 2009-11-22 20:38:06 +00:00
parent c24d6d3f4e
commit ff5a1f4461
1 changed files with 55 additions and 150 deletions
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183
src/viewport.cpp
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@ -1718,195 +1718,100 @@ void SetSelectionRed(bool b)
SetSelectionTilesDirty(); SetSelectionTilesDirty();
} }
/**
static bool CheckClickOnTown(const ViewPort *vp, int x, int y) * Test whether a sign is below the mouse
* @param vp the clicked viewport
* @param x X position of click
* @param y Y position of click
* @param sign the sign to check
* @return true if the sign was hit
*/
static bool CheckClickOnViewportSign(const ViewPort *vp, int x, int y, const ViewportSign *sign)
{ {
const Town *t;
if (!HasBit(_display_opt, DO_SHOW_TOWN_NAMES)) return false;
switch (vp->zoom) { switch (vp->zoom) {
case ZOOM_LVL_NORMAL: case ZOOM_LVL_NORMAL:
x = x - vp->left + vp->virtual_left; x = x - vp->left + vp->virtual_left;
y = y - vp->top + vp->virtual_top; y = y - vp->top + vp->virtual_top;
FOR_ALL_TOWNS(t) { return (y >= sign->top &&
if (y >= t->sign.top && y < sign->top + 12 &&
y < t->sign.top + 12 && x >= sign->left &&
x >= t->sign.left && x < sign->left + sign->width_normal);
x < t->sign.left + t->sign.width_normal) {
ShowTownViewWindow(t->index);
return true;
}
}
break;
case ZOOM_LVL_OUT_2X: case ZOOM_LVL_OUT_2X:
x = (x - vp->left + 1) * 2 + vp->virtual_left; x = (x - vp->left + 1) * 2 + vp->virtual_left;
y = (y - vp->top + 1) * 2 + vp->virtual_top; y = (y - vp->top + 1) * 2 + vp->virtual_top;
FOR_ALL_TOWNS(t) { return (y >= sign->top &&
if (y >= t->sign.top && y < sign->top + 24 &&
y < t->sign.top + 24 && x >= sign->left &&
x >= t->sign.left && x < sign->left + sign->width_normal * 2);
x < t->sign.left + t->sign.width_normal * 2) {
ShowTownViewWindow(t->index);
return true;
}
}
break;
case ZOOM_LVL_OUT_4X: case ZOOM_LVL_OUT_4X:
case ZOOM_LVL_OUT_8X: case ZOOM_LVL_OUT_8X:
x = ScaleByZoom(x - vp->left + ScaleByZoom(1, vp->zoom) - 1, vp->zoom) + vp->virtual_left; x = ScaleByZoom(x - vp->left + ScaleByZoom(1, vp->zoom) - 1, vp->zoom) + vp->virtual_left;
y = ScaleByZoom(y - vp->top + ScaleByZoom(1, vp->zoom) - 1, vp->zoom) + vp->virtual_top; y = ScaleByZoom(y - vp->top + ScaleByZoom(1, vp->zoom) - 1, vp->zoom) + vp->virtual_top;
return (y >= sign->top &&
y < sign->top + ScaleByZoom(12, vp->zoom) &&
x >= sign->left &&
x < sign->left + ScaleByZoom(sign->width_small, vp->zoom));
default: NOT_REACHED();
}
}
static bool CheckClickOnTown(const ViewPort *vp, int x, int y)
{
if (!HasBit(_display_opt, DO_SHOW_TOWN_NAMES)) return false;
const Town *t;
FOR_ALL_TOWNS(t) { FOR_ALL_TOWNS(t) {
if (y >= t->sign.top && if (CheckClickOnViewportSign(vp, x, y, &t->sign)) {
y < t->sign.top + ScaleByZoom(12, vp->zoom) &&
x >= t->sign.left &&
x < t->sign.left + ScaleByZoom(t->sign.width_small, vp->zoom)) {
ShowTownViewWindow(t->index); ShowTownViewWindow(t->index);
return true; return true;
} }
} }
break;
default: NOT_REACHED();
}
return false; return false;
} }
static bool ClickOnStation(const BaseStation *st) static bool CheckClickOnStation(const ViewPort *vp, int x, int y)
{ {
if (!(HasBit(_display_opt, DO_SHOW_STATION_NAMES) || HasBit(_display_opt, DO_SHOW_WAYPOINT_NAMES)) || IsInvisibilitySet(TO_SIGNS)) return false;
const BaseStation *st;
FOR_ALL_BASE_STATIONS(st) {
/* Check whether the base station is a station or a waypoint */ /* Check whether the base station is a station or a waypoint */
bool is_station = Station::IsExpected(st); bool is_station = Station::IsExpected(st);
/* Don't draw if the display options are disabled */ /* Don't check if the display options are disabled */
if (!HasBit(_display_opt, is_station ? DO_SHOW_STATION_NAMES : DO_SHOW_WAYPOINT_NAMES)) return false; if (!HasBit(_display_opt, is_station ? DO_SHOW_STATION_NAMES : DO_SHOW_WAYPOINT_NAMES)) continue;
if (CheckClickOnViewportSign(vp, x, y, &st->sign)) {
if (is_station) { if (is_station) {
ShowStationViewWindow(st->index); ShowStationViewWindow(st->index);
} else { } else {
ShowWaypointWindow(Waypoint::From(st)); ShowWaypointWindow(Waypoint::From(st));
} }
return true; return true;
} }
}
static bool CheckClickOnStation(const ViewPort *vp, int x, int y)
{
if (!(HasBit(_display_opt, DO_SHOW_STATION_NAMES) || HasBit(_display_opt, DO_SHOW_WAYPOINT_NAMES)) || IsInvisibilitySet(TO_SIGNS)) {
return false; return false;
}
const BaseStation *st;
bool ret = false;
switch (vp->zoom) {
case ZOOM_LVL_NORMAL:
x = x - vp->left + vp->virtual_left;
y = y - vp->top + vp->virtual_top;
FOR_ALL_BASE_STATIONS(st) {
if (y >= st->sign.top &&
y < st->sign.top + 12 &&
x >= st->sign.left &&
x < st->sign.left + st->sign.width_normal) {
ret = ClickOnStation(st);
if (ret) break;
}
}
break;
case ZOOM_LVL_OUT_2X:
x = (x - vp->left + 1) * 2 + vp->virtual_left;
y = (y - vp->top + 1) * 2 + vp->virtual_top;
FOR_ALL_BASE_STATIONS(st) {
if (y >= st->sign.top &&
y < st->sign.top + 24 &&
x >= st->sign.left &&
x < st->sign.left + st->sign.width_normal * 2) {
ret = ClickOnStation(st);
if (ret) break;
}
}
break;
case ZOOM_LVL_OUT_4X:
case ZOOM_LVL_OUT_8X:
x = ScaleByZoom(x - vp->left + ScaleByZoom(1, vp->zoom) - 1, vp->zoom) + vp->virtual_left;
y = ScaleByZoom(y - vp->top + ScaleByZoom(1, vp->zoom) - 1, vp->zoom) + vp->virtual_top;
FOR_ALL_BASE_STATIONS(st) {
if (y >= st->sign.top &&
y < st->sign.top + ScaleByZoom(12, vp->zoom) &&
x >= st->sign.left &&
x < st->sign.left + ScaleByZoom(st->sign.width_small, vp->zoom)) {
ret = ClickOnStation(st);
if (ret) break;
}
}
break;
default: NOT_REACHED();
}
return ret;
} }
static bool CheckClickOnSign(const ViewPort *vp, int x, int y) static bool CheckClickOnSign(const ViewPort *vp, int x, int y)
{ {
const Sign *si;
/* Signs are turned off, or they are transparent and invisibility is ON, or company is a spectator */ /* Signs are turned off, or they are transparent and invisibility is ON, or company is a spectator */
if (!HasBit(_display_opt, DO_SHOW_SIGNS) || IsInvisibilitySet(TO_SIGNS) || _current_company == COMPANY_SPECTATOR) return false; if (!HasBit(_display_opt, DO_SHOW_SIGNS) || IsInvisibilitySet(TO_SIGNS) || _current_company == COMPANY_SPECTATOR) return false;
switch (vp->zoom) { const Sign *si;
case ZOOM_LVL_NORMAL:
x = x - vp->left + vp->virtual_left;
y = y - vp->top + vp->virtual_top;
FOR_ALL_SIGNS(si) { FOR_ALL_SIGNS(si) {
if (y >= si->sign.top && if (CheckClickOnViewportSign(vp, x, y, &si->sign)) {
y < si->sign.top + 12 &&
x >= si->sign.left &&
x < si->sign.left + si->sign.width_normal) {
HandleClickOnSign(si); HandleClickOnSign(si);
return true; return true;
} }
} }
break;
case ZOOM_LVL_OUT_2X:
x = (x - vp->left + 1) * 2 + vp->virtual_left;
y = (y - vp->top + 1) * 2 + vp->virtual_top;
FOR_ALL_SIGNS(si) {
if (y >= si->sign.top &&
y < si->sign.top + 24 &&
x >= si->sign.left &&
x < si->sign.left + si->sign.width_normal * 2) {
HandleClickOnSign(si);
return true;
}
}
break;
case ZOOM_LVL_OUT_4X:
case ZOOM_LVL_OUT_8X:
x = ScaleByZoom(x - vp->left + ScaleByZoom(1, vp->zoom) - 1, vp->zoom) + vp->virtual_left;
y = ScaleByZoom(y - vp->top + ScaleByZoom(1, vp->zoom) - 1, vp->zoom) + vp->virtual_top;
FOR_ALL_SIGNS(si) {
if (y >= si->sign.top &&
y < si->sign.top + ScaleByZoom(12, vp->zoom) &&
x >= si->sign.left &&
x < si->sign.left + ScaleByZoom(si->sign.width_small, vp->zoom)) {
HandleClickOnSign(si);
return true;
}
}
break;
default: NOT_REACHED();
}
return false; return false;
} }