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[node] Partial implementation of runtime styling API for node bindings
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,126 @@ | ||
| #include <mbgl/style/property_value.hpp> | ||
| #include <mbgl/style/layer.hpp> | ||
| #include <mbgl/util/optional.hpp> | ||
| #include <mbgl/util/enum.hpp> | ||
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| namespace node_mbgl { | ||
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| template <class V, class Enable = void> | ||
| struct ValueConverter {}; | ||
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| template <> | ||
| struct ValueConverter<bool> { | ||
| mbgl::optional<mbgl::style::PropertyValue<bool>> operator()(const v8::Local<v8::Value>& value) const { | ||
| if (!value->IsBoolean()) { | ||
| Nan::ThrowTypeError("boolean required"); | ||
| return {}; | ||
| } | ||
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| return { value->BooleanValue() }; | ||
| } | ||
| }; | ||
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| template <> | ||
| struct ValueConverter<float> { | ||
| mbgl::optional<mbgl::style::PropertyValue<float>> operator()(const v8::Local<v8::Value>& value) const { | ||
| if (!value->IsNumber()) { | ||
| Nan::ThrowTypeError("number required"); | ||
| return {}; | ||
| } | ||
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| return { value->NumberValue() }; | ||
| } | ||
| }; | ||
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| template <> | ||
| struct ValueConverter<std::string> { | ||
| mbgl::optional<mbgl::style::PropertyValue<std::string>> operator()(const v8::Local<v8::Value>& value) const { | ||
| if (!value->IsString()) { | ||
| Nan::ThrowTypeError("string required"); | ||
| return {}; | ||
| } | ||
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| return { std::string(*Nan::Utf8String(value)) }; | ||
| } | ||
| }; | ||
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| template <typename T> | ||
| struct ValueConverter<T, std::enable_if_t<std::is_enum<T>::value>> { | ||
| mbgl::optional<mbgl::style::PropertyValue<T>> operator()(const v8::Local<v8::Value>& value) const { | ||
| if (!value->IsString()) { | ||
| Nan::ThrowTypeError("string required"); | ||
| return {}; | ||
| } | ||
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| mbgl::optional<T> result = mbgl::Enum<T>::toEnum(*Nan::Utf8String(value)); | ||
| if (!result) { | ||
| Nan::ThrowTypeError("invalid enumeration value"); | ||
| return {}; | ||
| } | ||
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| return { *result }; | ||
| } | ||
| }; | ||
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| template <> | ||
| struct ValueConverter<mbgl::Color> { | ||
| mbgl::optional<mbgl::style::PropertyValue<mbgl::Color>> operator()(const v8::Local<v8::Value>& value) const { | ||
| (void)value; | ||
| return {}; | ||
| } | ||
| }; | ||
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| template <> | ||
| struct ValueConverter<std::array<float, 2>> { | ||
| mbgl::optional<mbgl::style::PropertyValue<std::array<float, 2>>> operator()(const v8::Local<v8::Value>& value) const { | ||
| (void)value; | ||
| return {}; | ||
| } | ||
| }; | ||
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| template <> | ||
| struct ValueConverter<std::vector<float>> { | ||
| mbgl::optional<mbgl::style::PropertyValue<std::vector<float>>> operator()(const v8::Local<v8::Value>& value) const { | ||
| (void)value; | ||
| return {}; | ||
| } | ||
| }; | ||
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| template <> | ||
| struct ValueConverter<std::vector<std::string>> { | ||
| mbgl::optional<mbgl::style::PropertyValue<std::vector<std::string>>> operator()(const v8::Local<v8::Value>& value) const { | ||
| (void)value; | ||
| return {}; | ||
| } | ||
| }; | ||
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| using PropertySetter = std::function<bool (mbgl::style::Layer&, const v8::Local<v8::Value>&)>; | ||
| using PropertySetters = std::unordered_map<std::string, PropertySetter>; | ||
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| template <class L, class V> | ||
| PropertySetter makePropertySetter(void (L::*setter)(mbgl::style::PropertyValue<V>)) { | ||
| return [setter] (mbgl::style::Layer& layer, const v8::Local<v8::Value>& value) { | ||
| L* typedLayer = layer.as<L>(); | ||
| if (!typedLayer) { | ||
| Nan::ThrowTypeError("layer doesn't support this property"); | ||
| return false; | ||
| } | ||
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| mbgl::optional<mbgl::style::PropertyValue<V>> typedValue; | ||
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| if (value->IsNull() || value->IsUndefined()) { | ||
| typedValue = mbgl::style::PropertyValue<V>(); | ||
| } else { | ||
| typedValue = ValueConverter<V>()(value); | ||
| } | ||
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| if (!typedValue) { | ||
| return false; | ||
| } | ||
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| (typedLayer->*setter)(*typedValue); | ||
| return true; | ||
| }; | ||
| } | ||
|
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| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,120 @@ | ||
| #include "node_style.hpp" | ||
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| #include <mbgl/style/layers/fill_layer.hpp> | ||
| #include <mbgl/style/layers/line_layer.hpp> | ||
| #include <mbgl/style/layers/symbol_layer.hpp> | ||
| #include <mbgl/style/layers/circle_layer.hpp> | ||
| #include <mbgl/style/layers/raster_layer.hpp> | ||
| #include <mbgl/style/layers/background_layer.hpp> | ||
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| namespace node_mbgl { | ||
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| inline PropertySetters makeLayoutPropertySetters() { | ||
| using namespace mbgl::style; | ||
| PropertySetters result; | ||
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| result["line-cap"] = makePropertySetter(&LineLayer::setLineCap); | ||
| result["line-join"] = makePropertySetter(&LineLayer::setLineJoin); | ||
| result["line-miter-limit"] = makePropertySetter(&LineLayer::setLineMiterLimit); | ||
| result["line-round-limit"] = makePropertySetter(&LineLayer::setLineRoundLimit); | ||
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| result["symbol-placement"] = makePropertySetter(&SymbolLayer::setSymbolPlacement); | ||
| result["symbol-spacing"] = makePropertySetter(&SymbolLayer::setSymbolSpacing); | ||
| result["symbol-avoid-edges"] = makePropertySetter(&SymbolLayer::setSymbolAvoidEdges); | ||
| result["icon-allow-overlap"] = makePropertySetter(&SymbolLayer::setIconAllowOverlap); | ||
| result["icon-ignore-placement"] = makePropertySetter(&SymbolLayer::setIconIgnorePlacement); | ||
| result["icon-optional"] = makePropertySetter(&SymbolLayer::setIconOptional); | ||
| result["icon-rotation-alignment"] = makePropertySetter(&SymbolLayer::setIconRotationAlignment); | ||
| result["icon-size"] = makePropertySetter(&SymbolLayer::setIconSize); | ||
| result["icon-image"] = makePropertySetter(&SymbolLayer::setIconImage); | ||
| result["icon-rotate"] = makePropertySetter(&SymbolLayer::setIconRotate); | ||
| result["icon-padding"] = makePropertySetter(&SymbolLayer::setIconPadding); | ||
| result["icon-keep-upright"] = makePropertySetter(&SymbolLayer::setIconKeepUpright); | ||
| result["icon-offset"] = makePropertySetter(&SymbolLayer::setIconOffset); | ||
| result["text-rotation-alignment"] = makePropertySetter(&SymbolLayer::setTextRotationAlignment); | ||
| result["text-field"] = makePropertySetter(&SymbolLayer::setTextField); | ||
| result["text-font"] = makePropertySetter(&SymbolLayer::setTextFont); | ||
| result["text-size"] = makePropertySetter(&SymbolLayer::setTextSize); | ||
| result["text-max-width"] = makePropertySetter(&SymbolLayer::setTextMaxWidth); | ||
| result["text-line-height"] = makePropertySetter(&SymbolLayer::setTextLineHeight); | ||
| result["text-letter-spacing"] = makePropertySetter(&SymbolLayer::setTextLetterSpacing); | ||
| result["text-justify"] = makePropertySetter(&SymbolLayer::setTextJustify); | ||
| result["text-anchor"] = makePropertySetter(&SymbolLayer::setTextAnchor); | ||
| result["text-max-angle"] = makePropertySetter(&SymbolLayer::setTextMaxAngle); | ||
| result["text-rotate"] = makePropertySetter(&SymbolLayer::setTextRotate); | ||
| result["text-padding"] = makePropertySetter(&SymbolLayer::setTextPadding); | ||
| result["text-keep-upright"] = makePropertySetter(&SymbolLayer::setTextKeepUpright); | ||
| result["text-transform"] = makePropertySetter(&SymbolLayer::setTextTransform); | ||
| result["text-offset"] = makePropertySetter(&SymbolLayer::setTextOffset); | ||
| result["text-allow-overlap"] = makePropertySetter(&SymbolLayer::setTextAllowOverlap); | ||
| result["text-ignore-placement"] = makePropertySetter(&SymbolLayer::setTextIgnorePlacement); | ||
| result["text-optional"] = makePropertySetter(&SymbolLayer::setTextOptional); | ||
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| return result; | ||
| } | ||
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| inline PropertySetters makePaintPropertySetters() { | ||
| using namespace mbgl::style; | ||
| PropertySetters result; | ||
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| result["fill-antialias"] = makePropertySetter(&FillLayer::setFillAntialias); | ||
| result["fill-opacity"] = makePropertySetter(&FillLayer::setFillOpacity); | ||
| result["fill-color"] = makePropertySetter(&FillLayer::setFillColor); | ||
| result["fill-outline-color"] = makePropertySetter(&FillLayer::setFillOutlineColor); | ||
| result["fill-translate"] = makePropertySetter(&FillLayer::setFillTranslate); | ||
| result["fill-translate-anchor"] = makePropertySetter(&FillLayer::setFillTranslateAnchor); | ||
| result["fill-pattern"] = makePropertySetter(&FillLayer::setFillPattern); | ||
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| result["line-opacity"] = makePropertySetter(&LineLayer::setLineOpacity); | ||
| result["line-color"] = makePropertySetter(&LineLayer::setLineColor); | ||
| result["line-translate"] = makePropertySetter(&LineLayer::setLineTranslate); | ||
| result["line-translate-anchor"] = makePropertySetter(&LineLayer::setLineTranslateAnchor); | ||
| result["line-width"] = makePropertySetter(&LineLayer::setLineWidth); | ||
| result["line-gap-width"] = makePropertySetter(&LineLayer::setLineGapWidth); | ||
| result["line-offset"] = makePropertySetter(&LineLayer::setLineOffset); | ||
| result["line-blur"] = makePropertySetter(&LineLayer::setLineBlur); | ||
| result["line-dasharray"] = makePropertySetter(&LineLayer::setLineDasharray); | ||
| result["line-pattern"] = makePropertySetter(&LineLayer::setLinePattern); | ||
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| result["icon-opacity"] = makePropertySetter(&SymbolLayer::setIconOpacity); | ||
| result["icon-color"] = makePropertySetter(&SymbolLayer::setIconColor); | ||
| result["icon-halo-color"] = makePropertySetter(&SymbolLayer::setIconHaloColor); | ||
| result["icon-halo-width"] = makePropertySetter(&SymbolLayer::setIconHaloWidth); | ||
| result["icon-halo-blur"] = makePropertySetter(&SymbolLayer::setIconHaloBlur); | ||
| result["icon-translate"] = makePropertySetter(&SymbolLayer::setIconTranslate); | ||
| result["icon-translate-anchor"] = makePropertySetter(&SymbolLayer::setIconTranslateAnchor); | ||
| result["text-opacity"] = makePropertySetter(&SymbolLayer::setTextOpacity); | ||
| result["text-color"] = makePropertySetter(&SymbolLayer::setTextColor); | ||
| result["text-halo-color"] = makePropertySetter(&SymbolLayer::setTextHaloColor); | ||
| result["text-halo-width"] = makePropertySetter(&SymbolLayer::setTextHaloWidth); | ||
| result["text-halo-blur"] = makePropertySetter(&SymbolLayer::setTextHaloBlur); | ||
| result["text-translate"] = makePropertySetter(&SymbolLayer::setTextTranslate); | ||
| result["text-translate-anchor"] = makePropertySetter(&SymbolLayer::setTextTranslateAnchor); | ||
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| result["circle-radius"] = makePropertySetter(&CircleLayer::setCircleRadius); | ||
| result["circle-color"] = makePropertySetter(&CircleLayer::setCircleColor); | ||
| result["circle-blur"] = makePropertySetter(&CircleLayer::setCircleBlur); | ||
| result["circle-opacity"] = makePropertySetter(&CircleLayer::setCircleOpacity); | ||
| result["circle-translate"] = makePropertySetter(&CircleLayer::setCircleTranslate); | ||
| result["circle-translate-anchor"] = makePropertySetter(&CircleLayer::setCircleTranslateAnchor); | ||
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| result["raster-opacity"] = makePropertySetter(&RasterLayer::setRasterOpacity); | ||
| result["raster-hue-rotate"] = makePropertySetter(&RasterLayer::setRasterHueRotate); | ||
| result["raster-brightness-min"] = makePropertySetter(&RasterLayer::setRasterBrightnessMin); | ||
| result["raster-brightness-max"] = makePropertySetter(&RasterLayer::setRasterBrightnessMax); | ||
| result["raster-saturation"] = makePropertySetter(&RasterLayer::setRasterSaturation); | ||
| result["raster-contrast"] = makePropertySetter(&RasterLayer::setRasterContrast); | ||
| result["raster-fade-duration"] = makePropertySetter(&RasterLayer::setRasterFadeDuration); | ||
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| result["background-color"] = makePropertySetter(&BackgroundLayer::setBackgroundColor); | ||
| result["background-pattern"] = makePropertySetter(&BackgroundLayer::setBackgroundPattern); | ||
| result["background-opacity"] = makePropertySetter(&BackgroundLayer::setBackgroundOpacity); | ||
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| return result; | ||
| } | ||
|
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| } |
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