173 lines
2.9 KiB
C++
173 lines
2.9 KiB
C++
#include "..\..\easy2d.h"
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ImageButton::ImageButton() :
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m_pNormalImage(nullptr),
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m_pMouseInImage(nullptr),
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m_pSelectedImage(nullptr),
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m_pUnableImage(nullptr)
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{
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}
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ImageButton::ImageButton(LPCTSTR image) :
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ImageButton()
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{
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setNormal(new Image(image)); // 设置按钮在正常状态时的图片
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}
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ImageButton::ImageButton(Image * image) :
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ImageButton()
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{
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setNormal(image); // 设置按钮在正常状态时的图片
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}
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ImageButton::~ImageButton()
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{
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// 所有图片的引用计数减一
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SafeRelease(m_pNormalImage);
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SafeRelease(m_pMouseInImage);
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SafeRelease(m_pSelectedImage);
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SafeRelease(m_pUnableImage);
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}
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void ImageButton::_setStatus(Status status)
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{
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if (m_eStatus != status)
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{
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if (status == MOUSEIN)
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{
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if (m_pMouseInImage) setRect(m_pMouseInImage->getRect());
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}
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else if (status == SELECTED)
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{
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if (m_pSelectedImage) setRect(m_pSelectedImage->getRect());
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}
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else
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{
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setRect(m_pNormalImage->getRect());
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}
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}
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MouseNode::_setStatus(status);
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}
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void ImageButton::_onNormal()
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{
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if (m_pNormalImage)
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{
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m_pNormalImage->_onDraw();
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}
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}
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void ImageButton::_onMouseIn()
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{
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if (m_pMouseInImage)
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{
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m_pMouseInImage->_onDraw();
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}
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else
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{
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_onNormal();
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}
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}
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void ImageButton::_onSelected()
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{
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if (m_pSelectedImage)
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{
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m_pSelectedImage->_onDraw();
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}
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else
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{
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_onNormal();
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}
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}
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void ImageButton::_onDisable()
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{
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if (m_pUnableImage)
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{
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m_pUnableImage->_onDraw();
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}
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else
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{
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_onNormal();
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}
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}
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void ImageButton::setNormal(Image * image)
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{
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if (image)
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{
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// 原图片引用计数减一
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SafeRelease(m_pNormalImage);
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// 修改图片
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m_pNormalImage = image;
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// 现图片引用计数加一
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m_pNormalImage->retain();
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// 根据图片宽高设定按钮大小
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setSize(m_pNormalImage->getSize());
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// 重新计算图片位置
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_resetPosition();
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}
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}
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void ImageButton::setMouseIn(Image * image)
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{
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if (image)
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{
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SafeRelease(m_pMouseInImage);
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m_pMouseInImage = image;
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m_pMouseInImage->retain();
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_resetPosition();
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}
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}
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void ImageButton::setSelected(Image * image)
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{
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if (image)
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{
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SafeRelease(m_pSelectedImage);
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m_pSelectedImage = image;
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m_pSelectedImage->retain();
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_resetPosition();
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}
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}
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void ImageButton::setUnable(Image * image)
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{
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if (image)
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{
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SafeRelease(m_pUnableImage);
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m_pUnableImage = image;
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m_pUnableImage->retain();
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_resetPosition();
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}
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}
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void ImageButton::_resetPosition()
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{
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if (m_pNormalImage)
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{
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// 根据按钮位置和图片宽高设置图片位置居中显示
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m_pNormalImage->setPos(getX(), getY());
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}
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if (m_pMouseInImage)
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{
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m_pMouseInImage->setPos(
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getX() + (getWidth() - m_pMouseInImage->getWidth()) / 2,
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getY() + (getHeight() - m_pMouseInImage->getHeight()) / 2);
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}
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if (m_pSelectedImage)
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{
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m_pSelectedImage->setPos(
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getX() + (getWidth() - m_pSelectedImage->getWidth()) / 2,
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getY() + (getHeight() - m_pSelectedImage->getHeight()) / 2);
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}
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if (m_pUnableImage)
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{
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m_pUnableImage->setPos(
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getX() + (getWidth() - m_pUnableImage->getWidth()) / 2,
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getY() + (getHeight() - m_pUnableImage->getHeight()) / 2);
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}
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}
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