Different graphics for drain and source pipe (#1230).

planet/Objects.ocd/Items.ocd/Tools.ocd/Pipe.ocd/PipeLine.ocd/Script.c

@@ -14,7 +14,7 @@ local ActMap = {
 	}
 };
 
-protected func Initialize()
+private func Initialize()
 {
 	SetAction("Connect");
 	SetVertexXY(0, GetX(), GetY());
@@ -23,6 +23,18 @@ protected func Initialize()
 	return;
 }
 
+// Reddish colour
+public func SetDrain()
+{
+	SetProperty("LineColors", [RGB(110, 80, 80), RGB(110, 80, 80)]);
+}
+
+// Greenish colour
+public func SetSource()
+{
+	SetProperty("LineColors", [RGB(80, 110, 80), RGB(80, 110, 80)]);
+}
+
 /** Returns true if this object is a functioning pipe. */
 public func IsPipeLine()
 {
@@ -45,14 +57,28 @@ public func GetConnectedObject(object obj)
 	return;
 }
 
-protected func LineBreak(bool no_msg)
+private func LineBreak(bool no_msg)
 {
 	Sound("LineBreak");
 	if (!no_msg)
 		BreakMessage();
+
+	var line_end = GetActionTarget(0);
+	if (line_end->GetID() != Pipe)
+		line_end = GetActionTarget(1);
+	if (line_end) line_end->~ResetPicture();
+
 	return;
 }
 
+private func Destruction()
+{
+	var line_end = GetActionTarget(0);
+	if (line_end->GetID() != Pipe)
+		line_end = GetActionTarget(1);
+	if (line_end) line_end->~ResetPicture();
+}
+
 private func BreakMessage()
 {
 	var line_end = GetActionTarget(0);
@@ -63,9 +89,9 @@ private func BreakMessage()
 	return;
 }
 
-func SaveScenarioObject(props)
+public func SaveScenarioObject(props)
 {
 	if (!inherited(props, ...)) return false;
 	SaveScenarioObjectAction(props);
 	return true;
-}
+}

planet/Objects.ocd/Items.ocd/Tools.ocd/Pipe.ocd/Script.c

@@ -51,16 +51,26 @@ protected func ControlUse(object clonk, int x, int y)
 	{
 		liquid_pump->SetSource(pipe);
 		clonk->Message("$MsgCreatedSource$");
+		SetGraphics("Source", Pipe, GFX_Overlay, GFXOV_MODE_Picture);
+		pipe->SetSource();
 	}
 	// Otherwise if liquid pump has no drain, create one.
 	else
 	{
 		liquid_pump->SetDrain(pipe);
 		clonk->Message("$MsgCreatedDrain$");
+		SetGraphics("Drain", Pipe, GFX_Overlay, GFXOV_MODE_Picture);
+		pipe->SetDrain();
 	}
 	return true;
 }
 
+// Line broke or something
+public func ResetPicture()
+{
+	SetGraphics("", nil, GFX_Overlay, GFXOV_MODE_Picture);
+}
+
 /* Cycling through several aperture offset indices to prevent easy clogging */
 
 // default: pump from bottom vertex
@@ -76,7 +86,6 @@ public func CycleApertureOffset()
 	return true;
 }
 
-
 /* Container dies: Drop connected pipes so they don't draw huge lines over the landscape */
 
 public func IsDroppedOnDeath(object clonk)