FontStyleModel.cpp File Reference

#include "FontStyleModel.h"
#include <QDebug>
#include <resources/KoFontFamily.h>
#include <KisResourceModel.h>
#include <KoFontRegistry.h>
#include <lager/KoSvgTextPropertiesModel.h>
#include <KoCssTextUtils.h>

Go to the source code of this file.

Classes
struct	FontStyleModel::Private

Functions
QHash< int, KoSvgText::FontFamilyStyleInfo >	searchAxisTag (const QString &tag, const qreal &value, const QVector< qreal > &values, const qreal &defaultVal, const qreal &defaultValUpper, const QHash< int, KoSvgText::FontFamilyStyleInfo > &styles)
static bool	styleLowerThan (const KoSvgText::FontFamilyStyleInfo &a, const KoSvgText::FontFamilyStyleInfo &b)

Variables
const QString	ITALIC_TAG = "ital"
const QString	OPTICAL_TAG = "opsz"
const QString	SLANT_TAG = "slnt"
const QString	WEIGHT_TAG = "wght"
const QString	WIDTH_TAG = "wdth"

Function Documentation

searchAxisTag()

QHash< int, KoSvgText::FontFamilyStyleInfo > searchAxisTag	(	const QString &	tag,
		const qreal &	value,
		const QVector< qreal > &	values,
		const qreal &	defaultVal,
		const qreal &	defaultValUpper,
		const QHash< int, KoSvgText::FontFamilyStyleInfo > &	styles )

Definition at line 95 of file FontStyleModel.cpp.

                                                                                                                 {
    QHash<int, KoSvgText::FontFamilyStyleInfo> filteredStyles;
    bool shouldNotReturnDefault = ((tag == ITALIC_TAG || tag == SLANT_TAG) && value != defaultVal);
    qreal selectedValue = KoCssTextUtils::cssSelectFontStyleValue(values, value, defaultVal, defaultValUpper, shouldNotReturnDefault);
    for (auto it = styles.begin(); it!= styles.end(); it++) {
        qreal val = defaultVal;
        if (it.value().instanceCoords.contains(tag)) {
            val = it.value().instanceCoords.value(tag, defaultVal);
        } else {
            if (it.value().isItalic && tag == ITALIC_TAG) {
                val = 1.0;
            }
            if (it.value().isOblique && it.value().isItalic && tag == SLANT_TAG) {
                val = -14.0;
            }
        }
 
        if (qFuzzyCompare(val, selectedValue)) {
            if (shouldNotReturnDefault && qFuzzyCompare(val, defaultVal)) continue;
            filteredStyles.insert(it.key(), it.value());
        }
    }
    return filteredStyles;
}

References KoCssTextUtils::cssSelectFontStyleValue(), ITALIC_TAG, qFuzzyCompare(), SLANT_TAG, and value().

styleLowerThan()

static bool styleLowerThan ( const KoSvgText::FontFamilyStyleInfo & a, const KoSvgText::FontFamilyStyleInfo & b )

static

Definition at line 41 of file FontStyleModel.cpp.

                                                                                                         {
 
    for (auto it = a.instanceCoords.begin(); it != a.instanceCoords.end(); it++) {
        if (it.key() == ITALIC_TAG || it.key() == SLANT_TAG) continue;
        qreal other = b.instanceCoords.value(it.key());
        if (it.value() < other) return true;
    }
    // todo: support slant and ital variation axes.
    QFont::Style aStyle = a.isItalic? a.isOblique?  QFont::StyleOblique: QFont::StyleItalic: QFont::StyleNormal;
    QFont::Style bStyle = b.isItalic? a.isOblique?  QFont::StyleOblique: QFont::StyleItalic: QFont::StyleNormal;
    return aStyle < bStyle;
}

References KoSvgText::FontFamilyStyleInfo::instanceCoords, KoSvgText::FontFamilyStyleInfo::isItalic, KoSvgText::FontFamilyStyleInfo::isOblique, ITALIC_TAG, and SLANT_TAG.

Variable Documentation

ITALIC_TAG

const QString ITALIC_TAG = "ital"

Definition at line 16 of file FontStyleModel.cpp.

OPTICAL_TAG

const QString OPTICAL_TAG = "opsz"

Definition at line 17 of file FontStyleModel.cpp.

SLANT_TAG

const QString SLANT_TAG = "slnt"

Definition at line 15 of file FontStyleModel.cpp.

WEIGHT_TAG

const QString WEIGHT_TAG = "wght"

Definition at line 13 of file FontStyleModel.cpp.

WIDTH_TAG

const QString WIDTH_TAG = "wdth"

Definition at line 14 of file FontStyleModel.cpp.