Enhanced print command

src/celengine/cmdparser.cpp

@@ -272,8 +272,71 @@ Command* CommandParser::parseCommand()
     else if (commandName == "print")
     {
         string text;
+        string origin;
+        int horig = -1;
+        int vorig = -1;
+        double hoff = 0;
+        double voff = 0;
+        double duration = 1.0e9;
         paramList->getString("text", text);
-        cmd = new CommandPrint(text);
+        paramList->getString("origin", origin);
+        paramList->getNumber("duration", duration);
+        paramList->getNumber("row", voff);
+        paramList->getNumber("column", hoff);
+        if (compareIgnoringCase(origin, "left") == 0)
+        {
+            horig = -1;
+            vorig = 0;
+        }
+        else if (compareIgnoringCase(origin, "right") == 0)
+        {
+            horig = 1;
+            vorig = 0;
+        }
+        else if (compareIgnoringCase(origin, "center") == 0)
+        {
+            horig = 0;
+            vorig = 0;
+        }
+        else if (compareIgnoringCase(origin, "left") == 0)
+        {
+            horig = -1;
+            vorig = 0;
+        }
+        else if (compareIgnoringCase(origin, "top") == 0)
+        {
+            horig = 0;
+            vorig = 1;
+        }
+        else if (compareIgnoringCase(origin, "bottom") == 0)
+        {
+            horig = 0;
+            vorig = -1;
+        }
+        else if (compareIgnoringCase(origin, "topright") == 0)
+        {
+            horig = 1;
+            vorig = 1;
+        }
+        else if (compareIgnoringCase(origin, "topleft") == 0)
+        {
+            horig = -1;
+            vorig = 1;
+        }
+        else if (compareIgnoringCase(origin, "bottomleft") == 0)
+        {
+            horig = -1;
+            vorig = -1;
+        }
+        else if (compareIgnoringCase(origin, "bottomright") == 0)
+        {
+            horig = 1;
+            vorig = -1;
+        }
+
+        cmd = new CommandPrint(text,
+                               horig, vorig, (int) hoff, (int) -voff,
+                               duration);
     }
     else if (commandName == "cls")
     {

src/celengine/command.cpp

@@ -236,13 +236,19 @@ void CommandCancel::process(ExecutionEnvironment& env)
 ////////////////
 // Print command: print text to the console
 
-CommandPrint::CommandPrint(string _text) : text(_text)
+CommandPrint::CommandPrint(string _text,
+                           int horig, int vorig, int hoff, int voff,
+                           double _duration
+                           ) : text(_text),
+                               hOrigin(horig), vOrigin(vorig),
+                               hOffset(hoff), vOffset(voff),
+                               duration(_duration)
 {
 }
 
 void CommandPrint::process(ExecutionEnvironment& env)
 {
-    env.showText(text);
+    env.showText(text, hOrigin, vOrigin, hOffset, vOffset, duration);
 }
 
 

src/celengine/command.h

@@ -208,11 +208,17 @@ class CommandCancel : public InstantaneousCommand
 class CommandPrint : public InstantaneousCommand
 {
  public:
-    CommandPrint(std::string);
+    CommandPrint(std::string, int horig, int vorig, int hoff, int voff,
+                 double duration);
     void process(ExecutionEnvironment&);
 
  private:
     std::string text;
+    int hOrigin;
+    int vOrigin;
+    int hOffset;
+    int vOffset;
+    double duration;
 };
 
 

src/celengine/execenv.h

@@ -22,7 +22,7 @@ class ExecutionEnvironment
 
     virtual inline Simulation* getSimulation() const = 0;
     virtual inline Renderer* getRenderer() const = 0;
-    virtual void showText(std::string) = 0;
+    virtual void showText(std::string, int, int, int, int, double) = 0;
 };
 
 #endif // _EXECENV_H_