Button.cpp

//Code written by Christian Neij
#include "Button.h"
#include <SDL_ttf.h>
#include "System.h"
#include <SDL_image.h>
namespace minMotor {
	Button::Button(int x, int y, int w, int h, std::string txt, const char* upIconPath, const char* downIconPath) : NonMoveableSprite(x, y, w, h)
	{
		SDL_Surface* surf = TTF_RenderText_Solid(sys.getFont(), txt.c_str(), { 0,0,0 });
		texture = SDL_CreateTextureFromSurface(sys.getRen(), surf);
		SDL_FreeSurface(surf);
		upIcon = IMG_LoadTexture(sys.getRen(), upIconPath);
		downIcon = IMG_LoadTexture(sys.getRen(), downIconPath);
	}
	Button::~Button()
	{
		SDL_DestroyTexture(texture);
		SDL_DestroyTexture(upIcon);
		SDL_DestroyTexture(downIcon);
	}
	void Button::mouseDown(const SDL_Event& eve) {
		SDL_Point p = { eve.button.x, eve.button.y };
		if (SDL_PointInRect(&p, &getRect())) {
			isDown = true;
		}
	}
	void Button::mouseUp(const SDL_Event& eve) {
		SDL_Point p = { eve.button.x, eve.button.y };
		if (SDL_PointInRect(&p, &getRect())) {
			perform();
		}
		isDown = false;
	}
	void Button::draw() const {
		if (isDown)
			SDL_RenderCopy(sys.getRen(), downIcon, NULL, &getRect());
		else
			SDL_RenderCopy(sys.getRen(), upIcon, NULL, &getRect());

		SDL_RenderCopy(sys.getRen(), texture, NULL, &getRect());

	}
}