/**
** Show the current order of an unit.
**
** @param unit Pointer to the unit.
*/
void ShowOrder(const CUnit *unit)
{
int x1;
int y1;
COrder *order;
if (unit->Destroyed) {
return;
}
// Get current position
x1 = CurrentViewport->Map2ViewportX(
unit->X) + unit->IX + unit->Type->TileWidth * TileSizeX / 2;
y1 = CurrentViewport->Map2ViewportY(
unit->Y) + unit->IY + unit->Type->TileHeight * TileSizeY / 2;
// If the current order is cancelled show the next one
if (unit->OrderCount > 1 && unit->OrderFlush) {
order = unit->Orders[1];
} else {
order = unit->Orders[0];
}
ShowSingleOrder(unit, x1, y1, order);
// Show the rest of the orders
for (int i = 1 + (unit->OrderFlush ? 1 : 0); i < unit->OrderCount; ++i) {
GetOrderPosition(unit, unit->Orders[i - 1], &x1, &y1);
ShowSingleOrder(unit, x1, y1, unit->Orders[i]);
}
// Show order for new trained units
if (!CanMove(unit)) {
ShowSingleOrder(unit, x1, y1, &unit->NewOrder);
}
}
/**
** Show the current order of a unit.
**
** @param unit Pointer to the unit.
*/
void ShowOrder(const CUnit &unit)
{
int x1;
int y1;
COrderPtr order;
if (unit.Destroyed) {
return;
}
if (unit.Player != ThisPlayer && !ThisPlayer->IsAllied(unit)) {
return;
}
// Get current position
x1 = CurrentViewport->Map2ViewportX(
unit.tilePos.x) + unit.IX + unit.Type->TileWidth * TileSizeX / 2;
y1 = CurrentViewport->Map2ViewportY(
unit.tilePos.y) + unit.IY + unit.Type->TileHeight * TileSizeY / 2;
// If the current order is cancelled show the next one
if (unit.OrderCount > 1 && unit.OrderFlush) {
order = unit.Orders[1];
} else {
order = unit.Orders[0];
}
ShowSingleOrder(unit, x1, y1, order);
// Show the rest of the orders
for (int i = 1 + (unit.OrderFlush ? 1 : 0); i < unit.OrderCount; ++i) {
GetOrderPosition(unit, unit.Orders[i - 1], &x1, &y1);
ShowSingleOrder(unit, x1, y1, unit.Orders[i]);
}
// Show order for new trained units
if (!unit.CanMove()) {
ShowSingleOrder(unit, x1, y1, (COrderPtr)(&unit.NewOrder));
}
}
/**
** Show the order on map.
**
** @param unit Unit pointer.
** @param x1 X pixel coordinate.
** @param y1 Y pixel coordinate.
** @param order Order to display.
*/
static void ShowSingleOrder(const CUnit &unit, int x1, int y1, const COrderPtr order)
{
int x2;
int y2;
Uint32 color;
Uint32 e_color;
bool dest;
GetOrderPosition(unit, order, &x2, &y2);
dest = false;
switch (order->Action) {
case UnitActionNone:
e_color = color = ColorGray;
break;
case UnitActionStill:
e_color = color = ColorGray;
break;
case UnitActionStandGround:
e_color = color = ColorGreen;
break;
case UnitActionFollow:
case UnitActionMove:
e_color = color = ColorGreen;
dest = true;
break;
case UnitActionPatrol:
Video.DrawLineClip(ColorGreen, x1, y1, x2, y2);
e_color = color = ColorBlue;
x1 = CurrentViewport->Map2ViewportX(order->Arg1.Patrol.x) + TileSizeX / 2;
y1 = CurrentViewport->Map2ViewportY(order->Arg1.Patrol.y) + TileSizeY / 2;
dest = true;
break;
case UnitActionRepair:
e_color = color = ColorGreen;
dest = true;
break;
case UnitActionAttackGround:
x2 = CurrentViewport->Map2ViewportX(order->goalPos.x) + TileSizeX / 2;
y2 = CurrentViewport->Map2ViewportY(order->goalPos.y) + TileSizeY / 2;
// FALL THROUGH
case UnitActionAttack:
if (unit.SubAction & 2) { // Show weak targets.
e_color = ColorBlue;
} else {
e_color = ColorRed;
}
color = ColorRed;
dest = true;
break;
case UnitActionBoard:
e_color = color = ColorGreen;
dest = true;
break;
case UnitActionUnload:
e_color = color = ColorGreen;
dest = true;
break;
case UnitActionDie:
e_color = color = ColorGray;
break;
case UnitActionSpellCast:
e_color = color = ColorBlue;
dest = true;
break;
case UnitActionTrain:
e_color = color = ColorGray;
break;
case UnitActionUpgradeTo:
e_color = color = ColorGray;
break;
case UnitActionResearch:
e_color = color = ColorGray;
break;
case UnitActionBuild:
{
int w = order->Arg1.Type->BoxWidth;
int h = order->Arg1.Type->BoxHeight;
DrawSelection(ColorGray, x2 - w / 2, y2 - h / 2, x2 + w / 2,
y2 + h / 2);
e_color = color = ColorGreen;
dest = true;
}
break;
case UnitActionBuilt:
e_color = color = ColorGray;
break;
case UnitActionResource:
e_color = color = ColorYellow;
dest = true;
break;
case UnitActionReturnGoods:
e_color = color = ColorYellow;
dest = true;
break;
default:
e_color = color = ColorGray;
DebugPrint("Unknown action %d\n" _C_ order->Action);
break;
}
Video.FillCircleClip(color, x1, y1, 2);
if (dest) {
Video.DrawLineClip(color, x1, y1, x2, y2);
Video.FillCircleClip(e_color, x2, y2, 3);
}
}
