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(svn r20372) -Feature; [NewGRF] callback 0x155 to display extra information about an airport in the build gui

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This commit is contained in:
yexo 2010-08-05 12:05:15 +00:00
parent 5bacbba9f2
commit d6fa76b044
2 changed files with 36 additions and 0 deletions
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30
src/airport_gui.cpp
View File

@ -24,6 +24,7 @@
#include "company_base.h"
#include "station_type.h"
#include "newgrf_airport.h"
#include "newgrf_callbacks.h"
#include "widgets/dropdown_type.h"
#include "core/geometry_func.hpp"
#include "hotkeys.h"
@ -204,6 +205,7 @@ enum AirportPickerWidgets {
BAIRW_LAYOUT_DECREASE,
BAIRW_LAYOUT_INCREASE,
BAIRW_AIRPORT_SPRITE,
BAIRW_EXTRA_TEXT,
BAIRW_BOTTOMPANEL,
BAIRW_COVERAGE_LABEL,
BAIRW_BTN_DONTHILIGHT,
@ -306,6 +308,22 @@ public:
}
break;
case BAIRW_EXTRA_TEXT:
for (int i = NEW_AIRPORT_OFFSET; i < NUM_AIRPORTS; i++) {
const AirportSpec *as = AirportSpec::Get(i);
if (!as->enabled) continue;
for (byte layout = 0; layout < as->num_table; layout++) {
StringID string = GetAirportTextCallback(as, layout, CBID_AIRPORT_ADDITIONAL_TEXT);
if (string == STR_UNDEFINED) continue;
/* STR_BLACK_STRING is used to start the string with {BLACK} */
SetDParam(0, string);
Dimension d = GetStringMultiLineBoundingBox(STR_BLACK_STRING, *size);
*size = maxdim(d, *size);
}
}
break;
default: break;
}
}
@ -332,6 +350,17 @@ public:
DrawSprite(this->preview_sprite, PAL_NONE, (r.left + r.right - d.width) / 2, (r.top + r.bottom - d.height) / 2);
}
break;
case BAIRW_EXTRA_TEXT:
if (_selected_airport_index != -1) {
const AirportSpec *as = GetAirportSpecFromClass(_selected_airport_class, _selected_airport_index);
StringID string = GetAirportTextCallback(as, _selected_airport_layout, CBID_AIRPORT_ADDITIONAL_TEXT);
if (string != STR_UNDEFINED) {
SetDParam(0, string);
DrawStringMultiLine(r.left, r.right, r.top, r.bottom, STR_BLACK_STRING);
}
}
break;
}
}
@ -507,6 +536,7 @@ static const NWidgetPart _nested_build_airport_widgets[] = {
NWidget(NWID_BUTTON_ARROW, COLOUR_GREY, BAIRW_LAYOUT_INCREASE), SetMinimalSize(12, 0), SetDataTip(AWV_INCREASE, STR_NULL),
EndContainer(),
NWidget(WWT_EMPTY, COLOUR_DARK_GREEN, BAIRW_AIRPORT_SPRITE), SetFill(1, 0),
NWidget(WWT_EMPTY, COLOUR_DARK_GREEN, BAIRW_EXTRA_TEXT), SetFill(1, 0), SetMinimalSize(150, 0),
EndContainer(),
/* Bottom panel. */
NWidget(WWT_PANEL, COLOUR_DARK_GREEN, BAIRW_BOTTOMPANEL), SetPIP(2, 2, 2),

6
src/newgrf_callbacks.h
View File

@ -242,6 +242,12 @@ enum CallbackID {
/** Called to indicate how long the current animation frame should last. */
CBID_AIRPTILE_ANIMATION_SPEED = 0x154, // 8 bit callback
/**
* This callback is called from airport list. It returns a value to be
* used as a custom string ID in the 0xD000 range.
*/
CBID_AIRPORT_ADDITIONAL_TEXT = 0x155, // 15 bit callback
};
/**