src/aircraft_gui.cpp

   1 /*
   2  * This file is part of OpenTTD.
   3  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
   4  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   5  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
   6  */
   7
   8 /** @file aircraft_gui.cpp The GUI of aircraft. */
   9
  10 #include "stdafx.h"
  11 #include "aircraft.h"
  12 #include "vehicle_gui.h"
  13 #include "newgrf_engine.h"
  14 #include "strings_func.h"
  15 #include "vehicle_func.h"
  16 #include "window_gui.h"
  17 #include "spritecache.h"
  18 #include "zoom_func.h"
  19
  20 #include "table/strings.h"
  21
  22 #include "safeguards.h"
  23
  24 /**
  25  * Draw the details for the given vehicle at the given position
  26  *
  27  * @param v     current vehicle
  28  * @param r     the Rect to draw within
  29  */
  30 void DrawAircraftDetails(const Aircraft *v, const Rect &r)
  31 {
  32         Money feeder_share = 0;
  33
  34         int y = r.top;
  35         for (const Aircraft *u = v; u != nullptr; u = u->Next()) {
  36                 if (u->IsNormalAircraft()) {
  37                         SetDParam(0, PackEngineNameDParam(u->engine_type, EngineNameContext::VehicleDetails));
  38                         SetDParam(1, u->build_year);
  39                         SetDParam(2, u->value);
  40                         DrawString(r.left, r.right, y, STR_VEHICLE_INFO_BUILT_VALUE);
  41                         y += GetCharacterHeight(FS_NORMAL);
  42
  43                         SetDParam(0, u->cargo_type);
  44                         SetDParam(1, u->cargo_cap);
  45                         SetDParam(2, u->Next()->cargo_type);
  46                         SetDParam(3, u->Next()->cargo_cap);
  47                         SetDParam(4, GetCargoSubtypeText(u));
  48                         DrawString(r.left, r.right, y, (u->Next()->cargo_cap != 0) ? STR_VEHICLE_INFO_CAPACITY_CAPACITY : STR_VEHICLE_INFO_CAPACITY);
  49                         y += GetCharacterHeight(FS_NORMAL) + WidgetDimensions::scaled.vsep_normal;
  50                 }
  51
  52                 if (u->cargo_cap != 0) {
  53                         uint cargo_count = u->cargo.StoredCount();
  54
  55                         if (cargo_count != 0) {
  56                                 /* Cargo names (fix pluralness) */
  57                                 SetDParam(0, u->cargo_type);
  58                                 SetDParam(1, cargo_count);
  59                                 SetDParam(2, u->cargo.GetFirstStation());
  60                                 DrawString(r.left, r.right, y, STR_VEHICLE_DETAILS_CARGO_FROM);
  61                                 y += GetCharacterHeight(FS_NORMAL);
  62                                 feeder_share += u->cargo.GetFeederShare();
  63                         }
  64                 }
  65         }
  66
  67         y += WidgetDimensions::scaled.vsep_normal;
  68         SetDParam(0, feeder_share);
  69         DrawString(r.left, r.right, y, STR_VEHICLE_INFO_FEEDER_CARGO_VALUE);
  70 }
  71
  72
  73 /**
  74  * Draws an image of an aircraft
  75  * @param v         Front vehicle
  76  * @param r         Rect to draw at
  77  * @param selection Selected vehicle to draw a frame around
  78  */
  79 void DrawAircraftImage(const Vehicle *v, const Rect &r, VehicleID selection, EngineImageType image_type)
  80 {
  81         bool rtl = _current_text_dir == TD_RTL;
  82
  83         VehicleSpriteSeq seq;
  84         v->GetImage(rtl ? DIR_E : DIR_W, image_type, &seq);
  85
  86         Rect rect;
  87         seq.GetBounds(&rect);
  88
  89         int width = UnScaleGUI(rect.Width());
  90         int x_offs = UnScaleGUI(rect.left);
  91         int x = rtl ? r.right - width - x_offs : r.left - x_offs;
  92         /* This magic -1 offset is related to the sprite_y_offsets in build_vehicle_gui.cpp */
  93         int y = ScaleSpriteTrad(-1) + CenterBounds(r.top, r.bottom, 0);
  94         bool helicopter = v->subtype == AIR_HELICOPTER;
  95
  96         int heli_offs = 0;
  97
  98         PaletteID pal = (v->vehstatus & VS_CRASHED) ? PALETTE_CRASH : GetVehiclePalette(v);
  99         seq.Draw(x, y, pal, (v->vehstatus & VS_CRASHED) != 0);
 100
 101         /* Aircraft can store cargo in their shadow, show this if present. */
 102         const Vehicle *u = v->Next();
 103         assert(u != nullptr);
 104         int dx = 0;
 105         if (u->cargo_cap > 0 && u->cargo_type != v->cargo_type) {
 106                 dx = GetLargestCargoIconSize().width / 2;
 107                 DrawCargoIconOverlay(x + dx, y, u->cargo_type);
 108         }
 109         if (v->cargo_cap > 0) DrawCargoIconOverlay(x - dx, y, v->cargo_type);
 110
 111         if (helicopter) {
 112                 const Aircraft *a = Aircraft::From(v);
 113                 VehicleSpriteSeq rotor_seq;
 114                 GetCustomRotorSprite(a, image_type, &rotor_seq);
 115                 if (!rotor_seq.IsValid()) rotor_seq.Set(SPR_ROTOR_STOPPED);
 116                 heli_offs = ScaleSpriteTrad(5);
 117                 rotor_seq.Draw(x, y - heli_offs, PAL_NONE, false);
 118         }
 119         if (v->index == selection) {
 120                 x += x_offs;
 121                 y += UnScaleGUI(rect.top) - heli_offs;
 122                 Rect hr = {x, y, x + width - 1, y + UnScaleGUI(rect.Height()) + heli_offs - 1};
 123                 DrawFrameRect(hr.Expand(WidgetDimensions::scaled.bevel), COLOUR_WHITE, FR_BORDERONLY);
 124         }
 125 }