211 lines
7.5 KiB
C++
211 lines
7.5 KiB
C++
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/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#include "TextAttributes.h"
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#include <react/attributedstring/conversions.h>
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#include <react/core/conversions.h>
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#include <react/graphics/conversions.h>
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#include <react/utils/FloatComparison.h>
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#include <cmath>
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#include <react/debug/debugStringConvertibleUtils.h>
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namespace facebook {
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namespace react {
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void TextAttributes::apply(TextAttributes textAttributes) {
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// Color
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foregroundColor = textAttributes.foregroundColor
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? textAttributes.foregroundColor
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: foregroundColor;
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backgroundColor = textAttributes.backgroundColor
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? textAttributes.backgroundColor
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: backgroundColor;
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opacity =
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!std::isnan(textAttributes.opacity) ? textAttributes.opacity : opacity;
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// Font
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fontFamily = !textAttributes.fontFamily.empty() ? textAttributes.fontFamily
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: fontFamily;
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fontSize =
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!std::isnan(textAttributes.fontSize) ? textAttributes.fontSize : fontSize;
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fontSizeMultiplier = !std::isnan(textAttributes.fontSizeMultiplier)
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? textAttributes.fontSizeMultiplier
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: fontSizeMultiplier;
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fontWeight = textAttributes.fontWeight.hasValue() ? textAttributes.fontWeight
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: fontWeight;
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fontStyle = textAttributes.fontStyle.hasValue() ? textAttributes.fontStyle
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: fontStyle;
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fontVariant = textAttributes.fontVariant.hasValue()
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? textAttributes.fontVariant
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: fontVariant;
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allowFontScaling = textAttributes.allowFontScaling.hasValue()
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? textAttributes.allowFontScaling
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: allowFontScaling;
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letterSpacing = !std::isnan(textAttributes.letterSpacing)
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? textAttributes.letterSpacing
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: letterSpacing;
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// Paragraph Styles
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lineHeight = !std::isnan(textAttributes.lineHeight)
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? textAttributes.lineHeight
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: lineHeight;
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alignment = textAttributes.alignment.hasValue() ? textAttributes.alignment
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: alignment;
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baseWritingDirection = textAttributes.baseWritingDirection.hasValue()
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? textAttributes.baseWritingDirection
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: baseWritingDirection;
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// Decoration
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textDecorationColor = textAttributes.textDecorationColor
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? textAttributes.textDecorationColor
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: textDecorationColor;
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textDecorationLineType = textAttributes.textDecorationLineType.hasValue()
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? textAttributes.textDecorationLineType
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: textDecorationLineType;
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textDecorationLineStyle = textAttributes.textDecorationLineStyle.hasValue()
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? textAttributes.textDecorationLineStyle
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: textDecorationLineStyle;
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textDecorationLinePattern =
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textAttributes.textDecorationLinePattern.hasValue()
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? textAttributes.textDecorationLinePattern
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: textDecorationLinePattern;
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// Shadow
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textShadowOffset = textAttributes.textShadowOffset.hasValue()
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? textAttributes.textShadowOffset.value()
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: textShadowOffset;
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textShadowRadius = !std::isnan(textAttributes.textShadowRadius)
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? textAttributes.textShadowRadius
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: textShadowRadius;
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textShadowColor = textAttributes.textShadowColor
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? textAttributes.textShadowColor
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: textShadowColor;
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// Special
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isHighlighted = textAttributes.isHighlighted.hasValue()
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? textAttributes.isHighlighted
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: isHighlighted;
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layoutDirection = textAttributes.layoutDirection.hasValue()
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? textAttributes.layoutDirection
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: layoutDirection;
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}
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#pragma mark - Operators
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bool TextAttributes::operator==(const TextAttributes &rhs) const {
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return std::tie(
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foregroundColor,
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backgroundColor,
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fontFamily,
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fontWeight,
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fontStyle,
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fontVariant,
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allowFontScaling,
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alignment,
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baseWritingDirection,
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textDecorationColor,
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textDecorationLineType,
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textDecorationLineStyle,
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textDecorationLinePattern,
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textShadowOffset,
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textShadowColor,
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isHighlighted,
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layoutDirection) ==
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std::tie(
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rhs.foregroundColor,
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rhs.backgroundColor,
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rhs.fontFamily,
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rhs.fontWeight,
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rhs.fontStyle,
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rhs.fontVariant,
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rhs.allowFontScaling,
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rhs.alignment,
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rhs.baseWritingDirection,
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rhs.textDecorationColor,
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rhs.textDecorationLineType,
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rhs.textDecorationLineStyle,
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rhs.textDecorationLinePattern,
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rhs.textShadowOffset,
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rhs.textShadowColor,
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rhs.isHighlighted,
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rhs.layoutDirection) &&
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floatEquality(opacity, rhs.opacity) &&
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floatEquality(fontSize, rhs.fontSize) &&
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floatEquality(fontSizeMultiplier, rhs.fontSizeMultiplier) &&
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floatEquality(letterSpacing, rhs.letterSpacing) &&
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floatEquality(lineHeight, rhs.lineHeight) &&
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floatEquality(textShadowRadius, rhs.textShadowRadius);
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}
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bool TextAttributes::operator!=(const TextAttributes &rhs) const {
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return !(*this == rhs);
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}
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TextAttributes TextAttributes::defaultTextAttributes() {
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static auto textAttributes = [] {
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auto textAttributes = TextAttributes{};
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// Non-obvious (can be different among platforms) default text attributes.
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textAttributes.foregroundColor = blackColor();
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textAttributes.backgroundColor = clearColor();
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textAttributes.fontSize = 14.0;
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textAttributes.fontSizeMultiplier = 1.0;
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return textAttributes;
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}();
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return textAttributes;
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}
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#pragma mark - DebugStringConvertible
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#if RN_DEBUG_STRING_CONVERTIBLE
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SharedDebugStringConvertibleList TextAttributes::getDebugProps() const {
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return {
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// Color
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debugStringConvertibleItem("backgroundColor", backgroundColor),
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debugStringConvertibleItem("foregroundColor", foregroundColor),
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debugStringConvertibleItem("opacity", opacity),
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// Font
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debugStringConvertibleItem("fontFamily", fontFamily),
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debugStringConvertibleItem("fontSize", fontSize),
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debugStringConvertibleItem("fontSizeMultiplier", fontSizeMultiplier),
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debugStringConvertibleItem("fontWeight", fontWeight),
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debugStringConvertibleItem("fontStyle", fontStyle),
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debugStringConvertibleItem("fontVariant", fontVariant),
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debugStringConvertibleItem("allowFontScaling", allowFontScaling),
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debugStringConvertibleItem("letterSpacing", letterSpacing),
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// Paragraph Styles
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debugStringConvertibleItem("lineHeight", lineHeight),
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debugStringConvertibleItem("alignment", alignment),
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debugStringConvertibleItem("baseWritingDirection", baseWritingDirection),
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// Decoration
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debugStringConvertibleItem("textDecorationColor", textDecorationColor),
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debugStringConvertibleItem(
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"textDecorationLineType", textDecorationLineType),
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debugStringConvertibleItem(
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"textDecorationLineStyle", textDecorationLineStyle),
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debugStringConvertibleItem(
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"textDecorationLinePattern", textDecorationLinePattern),
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// Shadow
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debugStringConvertibleItem("textShadowOffset", textShadowOffset),
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debugStringConvertibleItem("textShadowRadius", textShadowRadius),
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debugStringConvertibleItem("textShadowColor", textShadowColor),
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// Special
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debugStringConvertibleItem("isHighlighted", isHighlighted),
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debugStringConvertibleItem("layoutDirection", layoutDirection),
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};
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}
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#endif
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} // namespace react
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} // namespace facebook
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