using?System;
using?System.Collections.Generic;
using?System.Text;

namespace?PhotoSprite
{
??///?

??///?圖像處理歷史記錄
??///?

??public?class?HistoryImage
??{
????private?int?current?=?-1;
????private?string?[]?History;
????private?string?initDirectory?=?““;
????private?int?max?=?0;
????private?int?count?=?0;
????private?int?save?=?-1;

????///?

????///?獲取或設(shè)置初始化文件目錄
????///?

????public?string?InitDirectory
????{
??????get
??????{
????????return?initDirectory;
??????}
??????set
??????{
????????initDirectory?=?value;
??????}
????}

????///?

????///?獲取?bool?值，指示是否可以撤消
????///?

????public?bool?CanUndo
????{
??????get
??????{
????????if?（current?>?0）
??????????return?true;
????????else
??????????return?false;
??????}
????}

????///?

????///?獲取?bool?值，指示是否可以重復(fù)
????///?

????public?bool?CanRedo
????{
??????get
??????{
????????if?（current???????????return?true;
????????else
??????????return?false;
??????}
????}

????///?

????///?獲取?bool?值，指示圖像是否已經(jīng)修改過(guò)
????///?

????public?bool?IsDirty
????{
??????get
??????{
????????if?（current?!=?save）
??????????return?true;
????????else
??????????return?false;
??????}
????}

????///?

????///?獲取最大歷史記錄數(shù)
????///?

????public?int?Max
????{
??????get
??????{
????????return?max;
??????}
????}

????///?

????///?獲取當(dāng)前已記錄的最大歷史記錄數(shù)
????///?

????public?int?Count
????{
??????get
??????{
????????return?count;
??????}
????}

????///?

????///?獲取或設(shè)置當(dāng)前圖像文件
????///?

????public?int?Current
????{
??????get
??????{
????????return?current;
??????}
??????set
??????{
????????current?=?value;

????????//?隊(duì)列循環(huán)
????????if?（current?????????{
??????????if?（count?????????????current?=?0;
??????????else
????????????current?=?max?-?1;
????????}
????????else?if?（current?>=?max）
????????{
??????????current?=?0;
??????????count?=?max;
????????}

????????if?（current?>=?count）
??????????count?=?current?+?1;

????????OnHistoryChanged（）;
??????}
????}

????///?

????///?獲取當(dāng)前圖像文件名
????///?

????public?string?CurrentImage
????{
??????get
??????{
????????if?（current?>=?0）
??????????return?History[current];
????????else
??????????return?““;
??????}
????}

????///?

????///?獲取下一個(gè)圖像文件名
????///?

????public?string?NextImage
????{
??????get
??????{
????????int?next?=?（current?+?1）?%?max;
????????return?History[next];
??????}
????}

????///?

????///?建立歷史記錄類(lèi)
????///?

????///?初始化文件目錄
????///?統(tǒng)計(jì)次數(shù)
????public?HistoryImage（string?initDirectory?int?max）
????{
??????this.initDirectory?=?initDirectory;
??????this.max?=?max;

??????History?=?new?string[max];

??????for?（int?i?=?0;?i???????{
????????History

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

????..A..H.????258560??2017-12-22?17:46??PhotoSprite\.vs\PhotoSprite\v14\.suo

?????文件???????4312??2002-01-01?09:48??PhotoSprite\Backup\ColorSpace\CMYK.cs

?????文件???????4407??2002-01-01?09:48??PhotoSprite\Backup\ColorSpace\HSI.cs

?????文件???????5357??2002-01-01?09:48??PhotoSprite\Backup\ColorSpace\HSL.cs

?????文件???????6106??2002-01-01?09:48??PhotoSprite\Backup\ColorSpace\HSV.cs

?????文件???????4258??2002-01-01?09:48??PhotoSprite\Backup\ColorSpace\YUV.cs

?????文件???????4152??2002-01-01?09:48??PhotoSprite\Backup\Dialog\AboutBox.cs

?????文件???????9219??2002-01-01?09:48??PhotoSprite\Backup\Dialog\AboutBox.Designer.cs

?????文件???????5814??2002-01-01?09:48??PhotoSprite\Backup\Dialog\AboutBox.resx

?????文件???????3623??2002-01-01?09:48??PhotoSprite\Backup\Dialog\AdvancedDialog.cs

?????文件???????5625??2002-01-01?09:48??PhotoSprite\Backup\Dialog\AdvancedDialog.Designer.cs

?????文件???????6219??2002-01-01?09:48??PhotoSprite\Backup\Dialog\AdvancedDialog.resx

?????文件???????3637??2002-01-01?09:48??PhotoSprite\Backup\Dialog\AngleDialog.cs

?????文件???????5038??2002-01-01?09:48??PhotoSprite\Backup\Dialog\AngleDialog.Designer.cs

?????文件???????5814??2002-01-01?09:48??PhotoSprite\Backup\Dialog\AngleDialog.resx

?????文件????????749??2002-01-01?09:48??PhotoSprite\Backup\Dialog\ArtStringDialog.cs

?????文件???????7232??2002-01-01?09:48??PhotoSprite\Backup\Dialog\ArtStringDialog.Designer.cs

?????文件???????5814??2002-01-01?09:48??PhotoSprite\Backup\Dialog\ArtStringDialog.resx

?????文件???????2425??2002-01-01?09:48??PhotoSprite\Backup\Dialog\ColorBalanceDialog.cs

?????文件??????10212??2002-01-01?09:48??PhotoSprite\Backup\Dialog\ColorBalanceDialog.Designer.cs

?????文件???????5814??2002-01-01?09:48??PhotoSprite\Backup\Dialog\ColorBalanceDialog.resx

?????文件???????9995??2002-01-01?09:48??PhotoSprite\Backup\Dialog\ColorPickerDialog.cs

?????文件??????19670??2002-01-01?09:48??PhotoSprite\Backup\Dialog\ColorPickerDialog.Designer.cs

?????文件???????5814??2002-01-01?09:48??PhotoSprite\Backup\Dialog\ColorPickerDialog.resx

?????文件???????8618??2002-01-01?09:48??PhotoSprite\Backup\Dialog\CustomDialog.cs

?????文件??????16680??2002-01-01?09:48??PhotoSprite\Backup\Dialog\CustomDialog.Designer.cs

?????文件???????6219??2002-01-01?09:48??PhotoSprite\Backup\Dialog\CustomDialog.resx

?????文件???????6795??2002-01-01?09:48??PhotoSprite\Backup\Dialog\DegreeDialog.cs

?????文件???????5284??2002-01-01?09:48??PhotoSprite\Backup\Dialog\DegreeDialog.Designer.cs

?????文件???????5814??2002-01-01?09:48??PhotoSprite\Backup\Dialog\DegreeDialog.resx

............此處省略454個(gè)文件信息