new widgets

Graphics/private/EventHandler.cpp

@@ -43,6 +43,7 @@ void EventHandler::processEvent() {
 	switch (eventData.type) {
 		case InputEvent::Type::MOUSE_POS:
 			{
+				mPointerPrev = mPointer;
 				mPointer = eventData.mouseEvent;
 				mEventQueue.popFront();
 				break;
@@ -77,6 +78,8 @@ void EventHandler::processEvent() {
 
 const Vec2F& EventHandler::getPointer() const { return mPointer; }
 
+const Vec2F& EventHandler::getPointerPrev() const { return mPointerPrev; }
+
 bool EventHandler::isPressed(InputID id) const {
 	return mInputStates[(int) id].mCurrentState == InputState::State::PRESSED;
 }
@@ -92,4 +95,6 @@ bool EventHandler::isDown(InputID id) const {
 				 mInputStates[(int) id].mCurrentState == InputState::State::HOLD;
 }
 
-halnf EventHandler::getScrollY() const { return 0; }
+halnf EventHandler::getScrollY() const { return 0; }
+
+Vec2F EventHandler::getPointerDelta() const { return mPointer - mPointerPrev; }

Graphics/private/GraphicApplication.cpp

@@ -23,6 +23,17 @@ void Application::run() {
 
 	bool redrawNeeded = false;
 
+	// proc first frame by default
+	{
+		mWindow->processEvents();
+		processFrame(eventHandler);
+
+		mGraphics->drawBegin();
+		drawFrame(mGraphics->getCanvas());
+		mGraphics->drawEnd();
+		mWindow->draw();
+	}
+
 	while (!mWindow->shouldClose()) {
 		if (mProcTimer.isTimeout()) {
 

Graphics/public/EventHandler.hpp

@@ -70,6 +70,9 @@ namespace tp {
 		void processEvent();
 
 		[[nodiscard]] const Vec2F& getPointer() const;
+		[[nodiscard]] const Vec2F& getPointerPrev() const;
+		[[nodiscard]] Vec2F getPointerDelta() const;
+
 		[[nodiscard]] bool isPressed(InputID id) const;
 		[[nodiscard]] bool isReleased(InputID id) const;
 		[[nodiscard]] bool isDown(InputID id) const;
@@ -85,6 +88,8 @@ namespace tp {
 
 		// input states
 		Vec2F mPointer;
+		Vec2F mPointerPrev;
+
 		halnf mPointerPressure = 0;
 
 		InputState mInputStates[(int) InputID::LAST_KEY_CODE]{};

Graphics/public/Window.hpp

@@ -12,7 +12,7 @@ namespace tp {
 		~Window();
 
 	public:
-		static Window* createWindow(Vec2F size = { 1000.f, 900.f }, const char* title = "Window");
+		static Window* createWindow(Vec2F size = { 500.f, 500.f }, const char* title = "Window");
 		static void destroyWindow(Window* window);
 
 	public: