add env_sentence

dlls/CMakeLists.txt

@@ -138,6 +138,7 @@ set(ENV_SRC
 	env/CEnvFunnel.cpp
 	env/CEnvGlobal.cpp
 	env/CEnvLight.cpp
+	env/CEnvSentence.cpp
 	env/CEnvShooter.cpp
 	env/CEnvSound.cpp
 	env/CEnvSpark.cpp

dlls/env/CEnvSentence.cpp

@@ -0,0 +1,55 @@
+#include "extdll.h"
+#include "util.h"
+#include "cbase.h"
+#include "customentity.h"
+#include "effects.h"
+#include "decals.h"
+#include "CBreakable.h"
+#include "shake.h"
+
+#define SF_EMSG_ACTIVATOR_ONLY 1
+
+class CEnvSentence : public CPointEntity
+{
+public:
+	void	Use(CBaseEntity* pActivator, CBaseEntity* pCaller, USE_TYPE useType, float value);
+	void	KeyValue(KeyValueData* pkvd);
+
+	string_t message;
+private:
+};
+
+LINK_ENTITY_TO_CLASS(env_sentence, CEnvSentence)
+
+void CEnvSentence::KeyValue(KeyValueData* pkvd)
+{
+	if (FStrEq(pkvd->szKeyName, "_text"))
+	{
+		message = ALLOC_STRING(pkvd->szValue);
+		pkvd->fHandled = TRUE;
+	}
+	else
+		CPointEntity::KeyValue(pkvd);
+}
+
+
+void CEnvSentence::Use(CBaseEntity* pActivator, CBaseEntity* pCaller, USE_TYPE useType, float value)
+{
+	const char* spkString = UTIL_VarArgs(";spk \"%s\";", STRING(message));
+
+	if (pev->spawnflags & SF_EMSG_ACTIVATOR_ONLY) {
+		if (pActivator->IsPlayer()) {
+			MESSAGE_BEGIN(MSG_ONE, SVC_STUFFTEXT, NULL, pActivator->edict());
+			WRITE_STRING(spkString);
+			MESSAGE_END();
+		}
+	}
+	else
+	{
+		MESSAGE_BEGIN(MSG_ALL, SVC_STUFFTEXT);
+		WRITE_STRING(spkString);
+		MESSAGE_END();
+	}
+
+	SUB_UseTargets(this, USE_TOGGLE, 0);
+}