GuiDocumentEditor_SummerizeStyle.cpp

#include "GuiDocumentEditor.h"

namespace

{

namespace

presentation

{

using

namespace

collections

;

namespace

document_operation_visitors

{

/*********************************************************************** Calculate if all text in the specified range has some common styles ***********************************************************************/

class

SummarizeStyleVisitor

public

Object

public

DocumentRun

IVisitor

{

public

RunRangeMap

runRanges

;

DocumentModel

model

;

vint

start

;

vint

end

;

Ptr

DocumentStyleProperties

style

;

List

DocumentModel

ResolvedStyle

resolvedStyles

;

SummarizeStyleVisitor

(

RunRangeMap

_runRanges

DocumentModel

_model

vint

_start

vint

_end

) :runRanges(

_runRanges

) , model(

_model

) , start(

_start

) , end(

_end

) {

DocumentModel

ResolvedStyle

resolvedStyle

;

resolvedStyle

model

GetStyle

(

DocumentModel

DefaultStyleName

resolvedStyle

);

resolvedStyles

Add

(

resolvedStyle

); }

const

DocumentModel

ResolvedStyle

GetCurrentResolvedStyle

() {

return

resolvedStyles

[

resolvedStyles

Count

() -

]; }

// ---------------------------------------------------------

template

typename

void

SetStyleItem

(

Nullable

DocumentStyleProperties

::*

dstField

FontProperties

::*

srcField

) {

const

DocumentModel

ResolvedStyle

src

GetCurrentResolvedStyle

();

(

style

Obj

()->*

dstField

&& (

style

Obj

()->*

dstField

Value

() !=

src

style

srcField

) {

style

Obj

()->*

dstField

Nullable

>(); } }

template

typename

void

SetStyleItem

(

Nullable

DocumentStyleProperties

::*

dstField

DocumentModel

ResolvedStyle

::*

srcField

) {

const

DocumentModel

ResolvedStyle

src

GetCurrentResolvedStyle

();

(

style

Obj

()->*

dstField

&& (

style

Obj

()->*

dstField

Value

() !=

src

srcField

) {

style

Obj

()->*

dstField

Nullable

>(); } }

void

SetStyleItem

(

Nullable

DocumentFontSize

DocumentStyleProperties

::*

dstField

vint

FontProperties

::*

srcField

) {

const

DocumentModel

ResolvedStyle

src

GetCurrentResolvedStyle

();

(

style

Obj

()->*

dstField

) {

auto

dfs

= (

style

Obj

()->*

dstField

Value

();

(

dfs

relative

dfs

size

src

style

srcField

) {

style

Obj

()->*

dstField

Nullable

DocumentFontSize

>(); } } }

// ---------------------------------------------------------

template

typename

void

OverrideStyleItem

(

Nullable

DocumentStyleProperties

::*

dstField

FontProperties

::*

srcField

) {

const

DocumentModel

ResolvedStyle

src

GetCurrentResolvedStyle

();

style

Obj

()->*

dstField

src

style

srcField

; }

template

typename

void

OverrideStyleItem

(

Nullable

DocumentStyleProperties

::*

dstField

DocumentModel

ResolvedStyle

::*

srcField

) {

const

DocumentModel

ResolvedStyle

src

GetCurrentResolvedStyle

();

style

Obj

()->*

dstField

src

srcField

; }

void

OverrideStyleItem

(

Nullable

DocumentFontSize

DocumentStyleProperties

::*

dstField

vint

FontProperties

::*

srcField

) {

const

DocumentModel

ResolvedStyle

src

GetCurrentResolvedStyle

();

style

Obj

()->*

dstField

DocumentFontSize

((

double

)(

src

style

srcField

false

); }

// ---------------------------------------------------------

void

VisitContainer

(

DocumentContainerRun

run

) {

for

(

vint

run

runs

Count

() -

;

--) {

Ptr

DocumentRun

subRun

run

runs

[

];

RunRange

range

runRanges

[

subRun

Obj

()];

(

range

start

end

start

range

end

) {

subRun

(

this

); } } }

void

Visit

(

DocumentTextRun

run

)

override

{

const

DocumentModel

ResolvedStyle

currentResolvedStyle

GetCurrentResolvedStyle

();

(

style

) {

SetStyleItem

DocumentStyleProperties

face

, &

FontProperties

fontFamily

);

SetStyleItem

DocumentStyleProperties

size

, &

FontProperties

size

);

SetStyleItem

DocumentStyleProperties

color

, &

DocumentModel

ResolvedStyle

color

);

SetStyleItem

DocumentStyleProperties

backgroundColor

, &

DocumentModel

ResolvedStyle

backgroundColor

);

SetStyleItem

DocumentStyleProperties

bold

, &

FontProperties

bold

);

SetStyleItem

DocumentStyleProperties

italic

, &

FontProperties

italic

);

SetStyleItem

DocumentStyleProperties

underline

, &

FontProperties

underline

);

SetStyleItem

DocumentStyleProperties

strikeline

, &

FontProperties

strikeline

);

SetStyleItem

DocumentStyleProperties

antialias

, &

FontProperties

antialias

);

SetStyleItem

DocumentStyleProperties

verticalAntialias

, &

FontProperties

verticalAntialias

); }

else

{

style

new

DocumentStyleProperties

;

OverrideStyleItem

DocumentStyleProperties

face

, &

FontProperties

fontFamily

);

OverrideStyleItem

DocumentStyleProperties

size

, &

FontProperties

size

);

OverrideStyleItem

DocumentStyleProperties

color

, &

DocumentModel

ResolvedStyle

color

);

OverrideStyleItem

DocumentStyleProperties

backgroundColor

, &

DocumentModel

ResolvedStyle

backgroundColor

);

OverrideStyleItem

DocumentStyleProperties

bold

, &

FontProperties

bold

);

OverrideStyleItem

DocumentStyleProperties

italic

, &

FontProperties

italic

);

OverrideStyleItem

DocumentStyleProperties

underline

, &

FontProperties

underline

);

OverrideStyleItem

DocumentStyleProperties

strikeline

, &

FontProperties

strikeline

);

OverrideStyleItem

DocumentStyleProperties

antialias

, &

FontProperties

antialias

);

OverrideStyleItem

DocumentStyleProperties

verticalAntialias

, &

FontProperties

verticalAntialias

); } }

void

Visit

(

DocumentStylePropertiesRun

run

)

override

{

const

DocumentModel

ResolvedStyle

currentResolvedStyle

GetCurrentResolvedStyle

();

DocumentModel

ResolvedStyle

resolvedStyle

model

GetStyle

(

run

style

currentResolvedStyle

);

resolvedStyles

Add

(

resolvedStyle

);

VisitContainer

(

run

);

resolvedStyles

RemoveAt

(

resolvedStyles

Count

() -

); }

void

Visit

(

DocumentStyleApplicationRun

run

)

override

{

const

DocumentModel

ResolvedStyle

currentResolvedStyle

GetCurrentResolvedStyle

();

DocumentModel

ResolvedStyle

resolvedStyle

model

GetStyle

(

run

styleName

currentResolvedStyle

);

resolvedStyles

Add

(

resolvedStyle

);

VisitContainer

(

run

);

resolvedStyles

RemoveAt

(

resolvedStyles

Count

() -

); }

void

Visit

(

DocumentHyperlinkRun

run

)

override

{

const

DocumentModel

ResolvedStyle

currentResolvedStyle

GetCurrentResolvedStyle

();

DocumentModel

ResolvedStyle

resolvedStyle

model

GetStyle

(

run

styleName

currentResolvedStyle

);

resolvedStyles

Add

(

resolvedStyle

);

VisitContainer

(

run

);

resolvedStyles

RemoveAt

(

resolvedStyles

Count

() -

); }

void

Visit

(

DocumentImageRun

run

)

override

{ }

void

Visit

(

DocumentEmbeddedObjectRun

run

)

override

{ }

void

Visit

(

DocumentParagraphRun

run

)

override

{

VisitContainer

(

run

); } };

/*********************************************************************** Calculate if all text in the specified range has a common style name ***********************************************************************/

class

SummarizeStyleNameVisitor

public

Object

public

DocumentRun

IVisitor

{

public

RunRangeMap

runRanges

;

DocumentModel

model

;

vint

start

;

vint

end

;

Nullable

WString

currentStyleName

;

Nullable

WString

styleName

;

bool

assignedStyleName

false

;

SummarizeStyleNameVisitor

(

RunRangeMap

_runRanges

DocumentModel

_model

vint

_start

vint

_end

) :runRanges(

_runRanges

) , model(

_model

) , start(

_start

) , end(

_end

) { }

void

VisitContentRun

(

DocumentContentRun

run

) {

assignedStyleName

) {

styleName

currentStyleName

;

assignedStyleName

true

; }

else

(

styleName

&& (!

currentStyleName

styleName

Value

() !=

currentStyleName

Value

())) {

styleName

Nullable

WString

>(); } }

void

VisitContainer

(

DocumentContainerRun

run

) {

for

(

vint

run

runs

Count

() -

;

--) {

Ptr

DocumentRun

subRun

run

runs

[

];

RunRange

range

runRanges

[

subRun

Obj

()];

(

range

start

end

start

range

end

) {

subRun

(

this

); } } }

void

Visit

(

DocumentTextRun

run

)

override

{

VisitContentRun

(

run

); }

void

Visit

(

DocumentStylePropertiesRun

run

)

override

{

VisitContainer

(

run

); }

void

Visit

(

DocumentStyleApplicationRun

run

)

override

{

auto

oldStyleName

currentStyleName

;

currentStyleName

run

styleName

;

VisitContainer

(

run

);

currentStyleName

oldStyleName

; }

void

Visit

(

DocumentHyperlinkRun

run

)

override

{

VisitContainer

(

run

); }

void

Visit

(

DocumentImageRun

run

)

override

{

VisitContentRun

(

run

); }

void

Visit

(

DocumentEmbeddedObjectRun

run

)

override

{

VisitContentRun

(

run

); }

void

Visit

(

DocumentParagraphRun

run

)

override

{

VisitContainer

(

run

); } }; }

using

namespace

document_operation_visitors

;

namespace

document_editor

{

Ptr

DocumentStyleProperties

SummarizeStyle

(

DocumentParagraphRun

run

RunRangeMap

runRanges

DocumentModel

model

vint

start

vint

end

) {

SummarizeStyleVisitor

visitor

(

runRanges

model

start

end

);

run

visitor

);

return

visitor

style

; }

Nullable

WString

SummarizeStyleName

(

DocumentParagraphRun

run

RunRangeMap

runRanges

DocumentModel

model

vint

start

vint

end

) {

SummarizeStyleNameVisitor

visitor

(

runRanges

model

start

end

);

run

visitor

);

return

visitor

styleName

; }

template

typename

void

AggregateStyleItem

(

Ptr

DocumentStyleProperties

dst

Ptr

DocumentStyleProperties

src

Nullable

DocumentStyleProperties

::*

field

) {

(

dst

Obj

()->*

field

&& (!(

src

Obj

()->*

field

) || (

dst

Obj

()->*

field

Value

() != (

src

Obj

()->*

field

Value

())) {

dst

Obj

()->*

field

Nullable

>(); } }

void

AggregateStyle

(

Ptr

DocumentStyleProperties

dst

Ptr

DocumentStyleProperties

src

) {

AggregateStyleItem

(

dst

src

, &

DocumentStyleProperties

face

);

AggregateStyleItem

(

dst

src

, &

DocumentStyleProperties

size

);

AggregateStyleItem

(

dst

src

, &

DocumentStyleProperties

color

);

AggregateStyleItem

(

dst

src

, &

DocumentStyleProperties

backgroundColor

);

AggregateStyleItem

(

dst

src

, &

DocumentStyleProperties

bold

);

AggregateStyleItem

(

dst

src

, &

DocumentStyleProperties

italic

);

AggregateStyleItem

(

dst

src

, &

DocumentStyleProperties

underline

);

AggregateStyleItem

(

dst

src

, &

DocumentStyleProperties

strikeline

);

AggregateStyleItem

(

dst

src

, &

DocumentStyleProperties

antialias

);

AggregateStyleItem

(

dst

src

, &

DocumentStyleProperties

verticalAntialias

); } } } }