GuiGraphicsSharedSizeComposition.h

/*********************************************************************** Vczh Library++ 3.0 Developer: Zihan Chen(vczh) GacUI::Composition System Interfaces: ***********************************************************************/

#ifndef VCZH_PRESENTATION_COMPOSITION_GUIGRAPHICSSHAREDSIZECOMPOSITION

#define VCZH_PRESENTATION_COMPOSITION_GUIGRAPHICSSHAREDSIZECOMPOSITION

#include "IncludeForward.h"

namespace

{

namespace

presentation

{

namespace

compositions

{

/// <summary>A shared size composition that shares the same size with all other <see cref="GuiSharedSizeItemComposition"/> that has a same group name.</summary>

class

GuiSharedSizeItemComposition

public

GuiBoundsComposition

public

Description

GuiSharedSizeItemComposition

> {

protected

GuiSharedSizeRootComposition

parentRoot

nullptr

;

WString

group

;

bool

sharedWidth

false

;

bool

sharedHeight

false

;

void

Update

();

void

OnParentLineChanged

()

override

;

public

GuiSharedSizeItemComposition

();

GuiSharedSizeItemComposition

();

/// <summary>Get the group name of this item.</summary>

/// <returns>The group name.</returns>

const

WString

GetGroup

();

/// <summary>Set the group name of this item.</summary>

/// <param name="value">The group name.</param>

void

SetGroup

(

const

WString

value

);

/// <summary>Test is the width of this item is shared.</summary>

/// <returns>Returns true if the width of this item is shared.</returns>

bool

GetSharedWidth

();

/// <summary>Enable or disable sharing the width of this item.</summary>

/// <param name="value">Set to true to share the width of this item.</param>

void

SetSharedWidth

(

bool

value

);

/// <summary>Test is the height of this item is shared.</summary>

/// <returns>Returns true if the height of this item is shared.</returns>

bool

GetSharedHeight

();

/// <summary>Enable or disable sharing the height of this item.</summary>

/// <param name="value">Set to true to share the height of this item.</param>

void

SetSharedHeight

(

bool

value

); };

/// <summary>A root composition that takes care of all direct or indirect <see cref="GuiSharedSizeItemComposition"/> to enable size sharing.</summary>

class

GuiSharedSizeRootComposition

public

GuiBoundsComposition

public

Description

GuiSharedSizeRootComposition

> {

friend

class

GuiSharedSizeItemComposition

;

protected

collections

Dictionary

WString

vint

itemWidths

;

collections

Dictionary

WString

vint

itemHeights

;

collections

List

GuiSharedSizeItemComposition

childItems

;

void

AddSizeComponent

(

collections

Dictionary

WString

vint

sizes

const

WString

group

vint

sizeComponent

);

void

CollectSizes

(

collections

Dictionary

WString

vint

widths

collections

Dictionary

WString

vint

heights

);

void

AlignSizes

(

collections

Dictionary

WString

vint

widths

collections

Dictionary

WString

vint

heights

);

public

GuiSharedSizeRootComposition

();

GuiSharedSizeRootComposition

();

void

ForceCalculateSizeImmediately

()

override

;

Rect

GetBounds

()

override

; }; } } }

#endif