74 lines
1.8 KiB
C++
74 lines
1.8 KiB
C++
#include "Label.h"
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Label::Label()
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:Control(0, 0, 0, 0)
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{
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this->id = "Label";
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this->text = "默认标签";
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textStyle.color = RGB(0, 0, 0);
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textBkColor = RGB(255, 255, 255);; //默认白色背景
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}
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Label::Label(int x, int y, std::string text, COLORREF textcolor, COLORREF bkColor)
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:Control(x, y, 0, 0)
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{
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this->id = "Label";
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this->text = text;
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textStyle.color = textcolor;
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textBkColor = bkColor; //默认白色背景
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}
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void Label::draw()
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{
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if (dirty && show)
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{
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saveStyle();
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if (textBkDisap)
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setbkmode(TRANSPARENT); //设置背景透明
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else
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{
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setbkmode(OPAQUE); //设置背景不透明
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setbkcolor(textBkColor); //设置背景颜色
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}
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settextcolor(textStyle.color);
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settextstyle(textStyle.nHeight, textStyle.nWidth, textStyle.lpszFace,
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textStyle.nEscapement, textStyle.nOrientation, textStyle.nWeight,
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textStyle.bItalic, textStyle.bUnderline, textStyle.bStrikeOut); //设置字体样式
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if (0 == this->width || 0 == this->height)
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{
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this->width = textwidth(text.c_str());
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this->height = textheight(text.c_str());
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}
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if ((saveBkX != this->x) || (saveBkY != this->y) || (!hasSnap) || (saveWidth != this->width) || (saveHeight != this->height) || !saveBkImage)
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saveBackground(this->x, this->y, this->width, this->height);
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// 恢复背景（清除旧内容）
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restBackground();
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outtextxy(x, y, LPCTSTR(text.c_str()));
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restoreStyle();
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dirty = false;
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}
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}
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//用于“隐藏提示框”时调用（还原并释放快照）
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void Label::hide()
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{
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restBackground(); // 还原屏幕像素
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discardBackground(); // 作废快照，防止错贴旧图
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dirty = false;
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}
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void Label::setTextdisap(bool key)
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{
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textBkDisap = key;
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this->dirty = true;
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}
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void Label::setTextBkColor(COLORREF color)
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{
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textBkColor = color;
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this->dirty = true;
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}
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void Label::setText(std::string text)
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{
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this->text = text;
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this->dirty = true;
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} |