Classes2Home1 Slider class

Slider.cpp

#include "stdafx.h"
#include "Slider.h"

#define GAME_ENGINE (GameEngine::GetSingleton())

Slider::Slider(const DOUBLE2& posRef, int minValue, int maxValue)
	: Slider(posRef, minValue, maxValue, String("value"))
{
}

Slider::Slider(const DOUBLE2& posRef, int minValue, int maxValue, const String& textRef) :
	m_Pos(posRef), m_MinValue(minValue), m_MaxValue(maxValue), m_Text(textRef)
{
	m_Width = 200;
	m_Height = 30;

	m_Color = COLOR(200, 200, 200);
	m_BackColor = COLOR(100, 100, 100);

	m_Value = minValue + (maxValue - minValue) / 2;
}

Slider::~Slider()
{
}

void Slider::Tick(double deltaTime)
{
	DOUBLE2 mousePos = GAME_ENGINE->GetMousePosition();
	if (mousePos.x > m_Pos.x && mousePos.x < m_Pos.x + m_Width &&
		mousePos.y > m_Pos.y && mousePos.y < m_Pos.y + m_Height)
	{
		if (GAME_ENGINE->IsMouseButtonPressed(VK_LBUTTON))
		{
			m_Value = m_MinValue;
		}
		else if (GAME_ENGINE->IsMouseButtonDown(VK_MBUTTON))
		{
			m_Value = m_MinValue + (mousePos.x - m_Pos.x) * (m_MaxValue - m_MinValue) / m_Width;
		}
		else if (GAME_ENGINE->IsMouseButtonPressed(VK_RBUTTON))
		{
			m_Value = m_MaxValue;
		}
	}
}

void Slider::Paint()
{
	GAME_ENGINE->SetDefaultFont();

	GAME_ENGINE->SetColor(m_BackColor);
	GAME_ENGINE->FillRect(m_Pos, m_Pos + DOUBLE2(m_Width, m_Height));

	GAME_ENGINE->SetColor(m_Color);
	GAME_ENGINE->FillRect(m_Pos.x, m_Pos.y, m_Pos.x + (m_Value-m_MinValue) * (m_Width / (m_MaxValue - m_MinValue)), m_Pos.y + m_Height);

	GAME_ENGINE->SetColor(COLOR(0, 0, 0));
	GAME_ENGINE->DrawRect(m_Pos, m_Pos + DOUBLE2(m_Width, m_Height));

	GAME_ENGINE->DrawString(String(m_MinValue), m_Pos.x, m_Pos.y + 30);
	GAME_ENGINE->DrawString(String(m_MaxValue), m_Pos.x + m_Width, m_Pos.y + 30);

	GAME_ENGINE->DrawString(String(m_Text) + String(": ") + String(m_Value), m_Pos.x, m_Pos.y + 45);

	DOUBLE2 mousePos = GAME_ENGINE->GetMousePosition();
	if (mousePos.x > m_Pos.x && mousePos.x < m_Pos.x + m_Width &&
		mousePos.y > m_Pos.y && mousePos.y < m_Pos.y + m_Height)
	{
		GAME_ENGINE->SetColor(COLOR(200, 165, 120));
		GAME_ENGINE->FillRect(RECT2(mousePos.x + 15, mousePos.y, mousePos.x + 130, mousePos.y + 50));

		GAME_ENGINE->SetColor(COLOR(0, 0, 0));
		GAME_ENGINE->DrawRect(RECT2(mousePos.x + 15, mousePos.y, mousePos.x + 130, mousePos.y + 50));

		int x = mousePos.x + 15 + 5;
		int y = mousePos.y + 3;

		GAME_ENGINE->DrawString(String("Min value: LMB"), x, y); y += 15;
		GAME_ENGINE->DrawString(String("Max value: RMB"), x, y); y += 15;
		GAME_ENGINE->DrawString(String("Mouse value: MMB"), x, y);
	}
}

void Slider::SetText(const String& textRef)
{
	m_Text = textRef;
}

void Slider::SetWidth(double width)
{
	m_Width = width;
}

void Slider::SetHeight(double height)
{
	m_Height = height;
}

void Slider::SetValueColor(const COLOR& colorRef)
{
	m_Color = colorRef;
}

void Slider::SetBackColor(const COLOR& colorRef)
{
	m_BackColor = colorRef;
}

double Slider::GetValue()
{
	return m_Value;
}

RECT2 Slider::GetBounds()
{
	return RECT2(m_Pos.x, m_Pos.y, m_Pos.x + m_Width, m_Pos.y + m_Height);
}