Implement turn timer feature

client/adventureMap/TurnTimerWidget.cpp

@@ -0,0 +1,73 @@
+/*
+ * TurnTimerWidget.cpp, part of VCMI engine
+ *
+ * Authors: listed in file AUTHORS in main folder
+ *
+ * License: GNU General Public License v2.0 or later
+ * Full text of license available in license.txt file, in main folder
+ *
+ */
+
+#include "TurnTimerWidget.h"
+
+#include "../CPlayerInterface.h"
+#include "../render/Canvas.h"
+#include "../render/Colors.h"
+#include "../render/EFont.h"
+#include "../gui/CGuiHandler.h"
+#include "../gui/TextAlignment.h"
+#include "../widgets/Images.h"
+#include "../widgets/TextControls.h"
+#include "../../CCallback.h"
+#include "../../lib/CPlayerState.h"
+
+#include <SDL_render.h>
+
+TurnTimerWidget::TurnTimerWidget():
+	CIntObject(TIME),
+	turnTime(0), lastTurnTime(0)
+{
+	OBJECT_CONSTRUCTION_CAPTURING(255-DISPOSE);
+	
+	watches = std::make_shared<CAnimImage>("VCMI/BATTLEQUEUE/STATESSMALL", 1, 0, 4, 6);
+	label = std::make_shared<CLabel>(24, 2, FONT_BIG, ETextAlignment::TOPLEFT, Colors::YELLOW, std::to_string(turnTime));
+	
+	recActions &= ~DEACTIVATE;
+}
+
+void TurnTimerWidget::showAll(Canvas & to)
+{
+	to.drawColor(Rect(4, 4, 68, 24), ColorRGBA(10, 10, 10, 255));
+	
+	CIntObject::showAll(to);
+}
+
+void TurnTimerWidget::show(Canvas & to)
+{
+	showAll(to);
+}
+
+void TurnTimerWidget::setTime(int time)
+{
+	turnTime = time / 1000;
+	std::ostringstream oss;
+	oss << turnTime / 60 << ":" << std::setw(2) << std::setfill('0') << turnTime % 60;
+	label->setText(oss.str());
+}
+
+void TurnTimerWidget::tick(uint32_t msPassed)
+{
+	if(LOCPLINT && LOCPLINT->cb && !LOCPLINT->battleInt)
+	{
+		auto player = LOCPLINT->cb->getCurrentPlayer();
+		auto time = LOCPLINT->cb->getPlayerTurnTime(player);
+		cachedTurnTime -= msPassed;
+		if(time / 1000 != lastTurnTime / 1000)
+		{
+			//do not update timer on this tick
+			lastTurnTime = time;
+			cachedTurnTime = time;
+		}
+		else setTime(cachedTurnTime);
+	}
+}