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-rw-r--r--src/engine_gui.cpp85
-rw-r--r--src/engine_gui.h1
2 files changed, 42 insertions, 44 deletions
diff --git a/src/engine_gui.cpp b/src/engine_gui.cpp
index 9c41e38ad..7a1503c86 100644
--- a/src/engine_gui.cpp
+++ b/src/engine_gui.cpp
@@ -76,24 +76,6 @@ static const NWidgetPart _nested_engine_preview_widgets[] = {
EndContainer(),
};
-typedef void DrawEngineInfoProc(EngineID, int left, int right, int top, int bottom);
-
-struct DrawEngineInfo {
- DrawEngineInfoProc *info_proc;
-};
-
-static void DrawTrainEngineInfo(EngineID engine, int left, int right, int top, int bottom);
-static void DrawRoadVehEngineInfo(EngineID engine, int left, int right, int top, int bottom);
-static void DrawShipEngineInfo(EngineID engine, int left, int right, int top, int bottom);
-static void DrawAircraftEngineInfo(EngineID engine, int left, int right, int top, int bottom);
-
-static const DrawEngineInfo _draw_engine_list[4] = {
- { DrawTrainEngineInfo },
- { DrawRoadVehEngineInfo },
- { DrawShipEngineInfo },
- { DrawAircraftEngineInfo },
-};
-
struct EnginePreviewWindow : Window {
EnginePreviewWindow(const WindowDesc *desc, WindowNumber window_number) : Window(desc, window_number)
{
@@ -111,11 +93,9 @@ struct EnginePreviewWindow : Window {
SetDParam(0, engine);
DrawString(this->widget[EPW_BACKGROUND].left + 2, this->widget[EPW_BACKGROUND].right - 2, 80, STR_ENGINE_NAME, TC_BLACK, SA_CENTER);
- const DrawEngineInfo *dei = &_draw_engine_list[Engine::Get(engine)->type];
-
int width = this->width;
DrawVehicleEngine(width >> 1, 100, engine, GetEnginePalette(engine, _local_company));
- dei->info_proc(engine, this->widget[EPW_BACKGROUND].left + 26, this->widget[EPW_BACKGROUND].right - 26, 100, 170);
+ DrawStringMultiLine(this->widget[EPW_BACKGROUND].left + 26, this->widget[EPW_BACKGROUND].right - 26, 100, 170, GetEngineInfoString(engine), TC_FROMSTRING, SA_CENTER);
}
virtual void OnClick(Point pt, int widget)
@@ -156,10 +136,8 @@ uint GetTotalCapacityOfArticulatedParts(EngineID engine, VehicleType type)
return total;
}
-static void DrawTrainEngineInfo(EngineID engine, int left, int right, int top, int bottom)
+static StringID GetTrainEngineInfoString(const Engine *e)
{
- const Engine *e = Engine::Get(engine);
-
SetDParam(0, e->GetCost());
SetDParam(2, e->GetDisplayMaxSpeed());
SetDParam(3, e->GetPower());
@@ -167,19 +145,18 @@ static void DrawTrainEngineInfo(EngineID engine, int left, int right, int top, i
SetDParam(4, e->GetRunningCost());
- uint capacity = GetTotalCapacityOfArticulatedParts(engine, VEH_TRAIN);
+ uint capacity = GetTotalCapacityOfArticulatedParts(e->index, VEH_TRAIN);
if (capacity != 0) {
SetDParam(5, e->GetDefaultCargoType());
SetDParam(6, capacity);
} else {
SetDParam(5, CT_INVALID);
}
- DrawStringMultiLine(left, right, top, bottom, STR_ENGINE_PREVIEW_COST_WEIGHT_SPEED_POWER, TC_FROMSTRING, SA_CENTER);
+ return STR_ENGINE_PREVIEW_COST_WEIGHT_SPEED_POWER;
}
-static void DrawAircraftEngineInfo(EngineID engine, int left, int right, int top, int bottom)
+static StringID GetAircraftEngineInfoString(const Engine *e)
{
- const Engine *e = Engine::Get(engine);
CargoID cargo = e->GetDefaultCargoType();
if (cargo == CT_INVALID || cargo == CT_PASSENGERS) {
@@ -190,26 +167,22 @@ static void DrawAircraftEngineInfo(EngineID engine, int left, int right, int top
SetDParam(4, CT_MAIL),
SetDParam(5, e->u.air.mail_capacity);
SetDParam(6, e->GetRunningCost());
-
- DrawStringMultiLine(left, right, top, bottom, STR_ENGINE_PREVIEW_COST_MAX_SPEED_CAPACITY_CAPACITY_RUNCOST, TC_FROMSTRING, SA_CENTER);
+ return STR_ENGINE_PREVIEW_COST_MAX_SPEED_CAPACITY_CAPACITY_RUNCOST;
} else {
SetDParam(0, e->GetCost());
SetDParam(1, e->GetDisplayMaxSpeed());
SetDParam(2, cargo);
SetDParam(3, e->GetDisplayDefaultCapacity());
SetDParam(4, e->GetRunningCost());
-
- DrawStringMultiLine(left, right, top, bottom, STR_ENGINE_PREVIEW_COST_MAX_SPEED_CAPACITY_RUNCOST, TC_FROMSTRING, SA_CENTER);
+ return STR_ENGINE_PREVIEW_COST_MAX_SPEED_CAPACITY_RUNCOST;
}
}
-static void DrawRoadVehEngineInfo(EngineID engine, int left, int right, int top, int bottom)
+static StringID GetRoadVehEngineInfoString(const Engine *e)
{
- const Engine *e = Engine::Get(engine);
-
SetDParam(0, e->GetCost());
SetDParam(1, e->GetDisplayMaxSpeed());
- uint capacity = GetTotalCapacityOfArticulatedParts(engine, VEH_ROAD);
+ uint capacity = GetTotalCapacityOfArticulatedParts(e->index, VEH_ROAD);
if (capacity != 0) {
SetDParam(2, e->GetDefaultCargoType());
SetDParam(3, capacity);
@@ -217,20 +190,45 @@ static void DrawRoadVehEngineInfo(EngineID engine, int left, int right, int top,
SetDParam(2, CT_INVALID);
}
SetDParam(4, e->GetRunningCost());
-
- DrawStringMultiLine(left, right, top, bottom, STR_ENGINE_PREVIEW_COST_MAX_SPEED_CAPACITY_RUNCOST, TC_FROMSTRING, SA_CENTER);
+ return STR_ENGINE_PREVIEW_COST_MAX_SPEED_CAPACITY_RUNCOST;
}
-static void DrawShipEngineInfo(EngineID engine, int left, int right, int top, int bottom)
+static StringID GetShipEngineInfoString(const Engine *e)
{
- const Engine *e = Engine::Get(engine);
-
SetDParam(0, e->GetCost());
SetDParam(1, e->GetDisplayMaxSpeed());
SetDParam(2, e->GetDefaultCargoType());
SetDParam(3, e->GetDisplayDefaultCapacity());
SetDParam(4, e->GetRunningCost());
- DrawStringMultiLine(left, right, top, bottom, STR_ENGINE_PREVIEW_COST_MAX_SPEED_CAPACITY_RUNCOST, TC_FROMSTRING, SA_CENTER);
+ return STR_ENGINE_PREVIEW_COST_MAX_SPEED_CAPACITY_RUNCOST;
+}
+
+
+/**
+ * Get a multi-line string with some technical data, describing the engine.
+ * @param engine Engine to describe.
+ * @return String describing the engine.
+ * @post \c DParam array is set up for printing the string.
+ */
+StringID GetEngineInfoString(EngineID engine)
+{
+ const Engine *e = Engine::Get(engine);
+
+ switch (e->type) {
+ case VEH_TRAIN:
+ return GetTrainEngineInfoString(e);
+
+ case VEH_ROAD:
+ return GetRoadVehEngineInfoString(e);
+
+ case VEH_SHIP:
+ return GetShipEngineInfoString(e);
+
+ case VEH_AIRCRAFT:
+ return GetAircraftEngineInfoString(e);
+
+ default: NOT_REACHED();
+ }
}
/**
@@ -269,7 +267,6 @@ void DrawNewsNewVehicleAvail(Window *w, const NewsItem *ni)
{
assert(ni->reftype1 == NR_ENGINE);
EngineID engine = ni->ref1;
- const DrawEngineInfo *dei = &_draw_engine_list[Engine::Get(engine)->type];
SetDParam(0, GetEngineCategoryName(engine));
DrawStringMultiLine(1, w->width - 2, 0, 56, STR_NEWS_NEW_VEHICLE_NOW_AVAILABLE, TC_FROMSTRING, SA_CENTER);
@@ -281,7 +278,7 @@ void DrawNewsNewVehicleAvail(Window *w, const NewsItem *ni)
DrawVehicleEngine(w->width >> 1, 88, engine, GetEnginePalette(engine, _local_company));
GfxFillRect(25, 56, w->width - 56, 112, PALETTE_TO_STRUCT_GREY, FILLRECT_RECOLOUR);
- dei->info_proc(engine, 26, w->width - 26, 100, 170);
+ DrawStringMultiLine(26, w->width - 26, 100, 170, GetEngineInfoString(engine), TC_FROMSTRING, SA_CENTER);
}
diff --git a/src/engine_gui.h b/src/engine_gui.h
index fb0b6e878..b69f8d348 100644
--- a/src/engine_gui.h
+++ b/src/engine_gui.h
@@ -21,6 +21,7 @@ void EngList_Sort(GUIEngineList *el, EngList_SortTypeFunction compare); ///< qs
void EngList_SortPartial(GUIEngineList *el, EngList_SortTypeFunction compare, uint begin, uint num_items); ///< qsort of specified portion of the engine list
StringID GetEngineCategoryName(EngineID engine);
+StringID GetEngineInfoString(EngineID engine);
void DrawVehicleEngine(int x, int y, EngineID engine, SpriteID pal);
#endif /* ENGINE_GUI_H */
generated by cgit v1.2.3-70-g09d2 (git 2.47.0) at 2024-11-28 08:03:39 +0000