Files
MapLibreParticleLab/include/mbgl/style/expression/formatted.hpp
Alexander Shalamov c6f3cc8b60 [core] Implement image expression (#15877)
* [core] Bump gl-js version
* [core] Implement image expression
* [core] Use new image expression
* [core] Coerce image expression to / from string
* [core] Serialize evaluated image
* [core] Pass available images to layout
* [core] Pass images to evaluation context
* [core] Set available flag value based on image availability
* [core] Allow image coercion to boolean to indicate image availability
* [core] Coalesce image expression
* [core] Add image expression to next build system
* [core] Align serialization format and evaluated type with gl-js
* [core] Add images to expression evaluation method
* [core] Add support for Image expression to expression test runner
* [core] Unskip image expression tests
* [core] Update unit tests
* [core] Use image expression in annotation manager
* [core] Add string to ImageExpression conversion
* [core] Add image expression to expression dsl
* [core] Convert tokens for implicitly created Image literal
* [core] Fix clang format
* [core] Split generated style code lines that are over 120 characters
* [core] Add unit test for image expression equality
* [core] Add image property expression evaluation unit test
* [core] Unskip image expression render test
* [core] Skip 'in' expression tests
* [core] Ignore fill-pattern/update-feature-state render test
* [core] Rename Image::serialize to Image::toValue
2019-11-11 18:20:01 +02:00

79 lines
1.9 KiB
C++

#pragma once
#include <mbgl/style/conversion.hpp>
#include <mbgl/util/color.hpp>
#include <mbgl/util/font_stack.hpp>
#include <mbgl/util/optional.hpp>
#include <vector>
#include <string>
namespace mbgl {
namespace style {
namespace expression {
extern const char* const kFormattedSectionFontScale;
extern const char* const kFormattedSectionTextFont;
extern const char* const kFormattedSectionTextColor;
struct FormattedSection {
FormattedSection(std::string text_,
optional<double> fontScale_,
optional<FontStack> fontStack_,
optional<Color> textColor_)
: text(std::move(text_))
, fontScale(std::move(fontScale_))
, fontStack(std::move(fontStack_))
, textColor(std::move(textColor_))
{}
std::string text;
optional<double> fontScale;
optional<FontStack> fontStack;
optional<Color> textColor;
};
class Formatted {
public:
Formatted() = default;
Formatted(const char* plainU8String) {
sections.emplace_back(std::string(plainU8String), nullopt, nullopt, nullopt);
}
Formatted(std::vector<FormattedSection> sections_)
: sections(std::move(sections_))
{}
bool operator==(const Formatted& ) const;
std::string toString() const;
mbgl::Value toObject() const;
bool empty() const {
return sections.empty() || sections.at(0).text.empty();
}
std::vector<FormattedSection> sections;
};
} // namespace expression
namespace conversion {
template <>
struct Converter<expression::Formatted> {
public:
optional<expression::Formatted> operator()(const Convertible& value, Error& error) const;
};
template <>
struct ValueFactory<expression::Formatted> {
static Value make(const expression::Formatted& formatted) { return formatted.toObject(); }
};
} // namespace conversion
} // namespace style
} // namespace mbgl