Magic_Game/Easy2D/Node/Button/TextButton.cpp

168 lines
2.6 KiB
C++

#include "..\..\Easy2d.h"
TextButton::TextButton() :
m_pNormalText(nullptr),
m_pMouseInText(nullptr),
m_pSelectedText(nullptr),
m_pUnableText(nullptr)
{
m_nWidth = 0;
m_nHeight = 0;
}
TextButton::TextButton(Text * text) :
TextButton()
{
setNormalText(text); // 设置按钮在正常状态时的文字
}
TextButton::~TextButton()
{
// 所有文本的引用计数减一
SAFE_RELEASE(m_pNormalText);
SAFE_RELEASE(m_pMouseInText);
SAFE_RELEASE(m_pSelectedText);
SAFE_RELEASE(m_pUnableText);
}
void TextButton::_onNormal()
{
if (m_pNormalText)
{
m_pNormalText->_onDraw();
}
}
void TextButton::_onMouseIn()
{
if (m_pMouseInText)
{
m_pMouseInText->_onDraw();
}
else
{
_onNormal();
}
}
void TextButton::_onSelected()
{
if (m_pSelectedText)
{
m_pSelectedText->_onDraw();
}
else
{
_onNormal();
}
}
void TextButton::_onDisable()
{
if (m_pUnableText)
{
m_pUnableText->_onDraw();
}
else
{
_onNormal();
}
}
void TextButton::setNormalText(Text * text)
{
if (text)
{
// 原文本引用计数减一
SAFE_RELEASE(m_pNormalText);
// 修改文本
m_pNormalText = text;
// 现文本引用计数加一
m_pNormalText->retain();
// 重新计算文本位置
resetTextPosition();
}
}
void TextButton::setMouseInText(Text * text)
{
if (text)
{
SAFE_RELEASE(m_pMouseInText);
m_pMouseInText = text;
m_pMouseInText->retain();
resetTextPosition();
}
}
void TextButton::setSelectedText(Text * text)
{
if (text)
{
SAFE_RELEASE(m_pSelectedText);
m_pSelectedText = text;
m_pSelectedText->retain();
resetTextPosition();
}
}
void TextButton::setUnableText(Text * text)
{
if (text)
{
SAFE_RELEASE(m_pUnableText);
m_pUnableText = text;
m_pUnableText->retain();
resetTextPosition();
}
}
void TextButton::setX(int x)
{
Node::setX(x);
resetTextPosition();
}
void TextButton::setY(int y)
{
Node::setY(y);
resetTextPosition();
}
void TextButton::setPos(int x, int y)
{
Node::setPos(x, y);
resetTextPosition();
}
void TextButton::resetTextPosition()
{
if (m_pNormalText)
{
// 根据文字宽高设定按钮大小
m_nWidth = m_pNormalText->getWidth();
m_nHeight = m_pNormalText->getHeight();
// 根据按钮位置和文字宽高设置文字位置居中显示
m_pNormalText->setPos(m_nX , m_nY);
}
if (m_pMouseInText)
{
m_pMouseInText->setPos(
m_nX + (m_nWidth - m_pMouseInText->getWidth()) / 2,
m_nY + (m_nHeight - m_pMouseInText->getHeight()) / 2);
}
if (m_pSelectedText)
{
m_pSelectedText->setPos(
m_nX + (m_nWidth - m_pSelectedText->getWidth()) / 2,
m_nY + (m_nHeight - m_pSelectedText->getHeight()) / 2);
}
if (m_pUnableText)
{
m_pUnableText->setPos(
m_nX + (m_nWidth - m_pUnableText->getWidth()) / 2,
m_nY + (m_nHeight - m_pUnableText->getHeight()) / 2);
}
}