@wordpress/block-editor
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{
"version": 3,
"sources": ["../../../src/components/global-styles/background-panel.js"],
"sourcesContent": ["/**\n * WordPress dependencies\n */\nimport {\n\t__experimentalToolsPanel as ToolsPanel,\n\t__experimentalToolsPanelItem as ToolsPanelItem,\n} from '@wordpress/components';\nimport { useCallback, Platform } from '@wordpress/element';\nimport { __ } from '@wordpress/i18n';\nimport { getValueFromVariable } from '@wordpress/global-styles-engine';\n\n/**\n * Internal dependencies\n */\nimport BackgroundImageControl from '../background-image-control';\nimport { ColorPanelDropdown } from './color-panel';\nimport { useGradientsPerOrigin } from './hooks';\nimport { useToolsPanelDropdownMenuProps } from './utils';\nimport { setImmutably } from '../../utils/object';\n\nconst DEFAULT_CONTROLS = {\n\tbackgroundImage: true,\n\tgradient: true,\n};\n\n/**\n * Checks site settings to see if the requested feature's control may be used.\n *\n * @param {Object} settings Site settings.\n * @param {string} feature Background feature to check.\n * @return {boolean} Whether site settings has activated background panel.\n */\nexport function useHasBackgroundControl( settings, feature ) {\n\treturn Platform.OS === 'web' && settings?.background?.[ feature ];\n}\n\n/**\n * Checks site settings to see if the background panel may be used.\n * `settings.background.backgroundSize` exists also,\n * but can only be used if settings?.background?.backgroundImage is `true`.\n *\n * @param {Object} settings Site settings\n * @return {boolean} Whether site settings has activated background panel.\n */\nexport function useHasBackgroundPanel( settings ) {\n\tconst { backgroundImage, gradient } = settings?.background || {};\n\treturn Platform.OS === 'web' && ( backgroundImage || gradient );\n}\n\n/**\n * Checks if there is a current value in the background size block support\n * attributes. Background size values include background size as well\n * as background position.\n *\n * @param {Object} style Style attribute.\n * @return {boolean} Whether the block has a background size value set.\n */\nexport function hasBackgroundSizeValue( style ) {\n\treturn (\n\t\tstyle?.background?.backgroundPosition !== undefined ||\n\t\tstyle?.background?.backgroundSize !== undefined\n\t);\n}\n\n/**\n * Checks if there is a current value in the background image block support\n * attributes.\n *\n * @param {Object} style Style attribute.\n * @return {boolean} Whether the block has a background image value set.\n */\nexport function hasBackgroundImageValue( style ) {\n\treturn (\n\t\t!! style?.background?.backgroundImage?.id ||\n\t\t// Supports url() string values in theme.json.\n\t\t'string' === typeof style?.background?.backgroundImage ||\n\t\t!! style?.background?.backgroundImage?.url\n\t);\n}\n\n/**\n * Checks if there is a current value in the background gradient block support\n * attributes.\n *\n * @param {Object} style Style attribute.\n * @return {boolean} Whether the block has a background gradient value set.\n */\nexport function hasBackgroundGradientValue( style ) {\n\treturn (\n\t\t'string' === typeof style?.background?.gradient &&\n\t\tstyle?.background?.gradient !== ''\n\t);\n}\n\nfunction BackgroundToolsPanel( {\n\tresetAllFilter,\n\tonChange,\n\tvalue,\n\tpanelId,\n\tchildren,\n\theaderLabel,\n} ) {\n\tconst dropdownMenuProps = useToolsPanelDropdownMenuProps();\n\tconst resetAll = () => {\n\t\tconst updatedValue = resetAllFilter( value );\n\t\tonChange( updatedValue );\n\t};\n\n\treturn (\n\t\t<ToolsPanel\n\t\t\tlabel={ headerLabel }\n\t\t\tresetAll={ resetAll }\n\t\t\tpanelId={ panelId }\n\t\t\thasInnerWrapper\n\t\t\tclassName=\"background-block-support-panel\"\n\t\t\t__experimentalFirstVisibleItemClass=\"first\"\n\t\t\t__experimentalLastVisibleItemClass=\"last\"\n\t\t\tdropdownMenuProps={ dropdownMenuProps }\n\t\t>\n\t\t\t<div className=\"background-block-support-panel__inner-wrapper\">\n\t\t\t\t{ children }\n\t\t\t</div>\n\t\t</ToolsPanel>\n\t);\n}\n\nexport default function BackgroundImagePanel( {\n\tas: Wrapper = BackgroundToolsPanel,\n\tvalue,\n\tonChange,\n\tinheritedValue,\n\tsettings,\n\tpanelId,\n\tdefaultControls = DEFAULT_CONTROLS,\n\tdefaultValues = {},\n\theaderLabel = __( 'Background' ),\n} ) {\n\tconst gradients = useGradientsPerOrigin( settings );\n\tconst areCustomGradientsEnabled = settings?.color?.customGradient;\n\tconst hasGradientColors = gradients.length > 0 || areCustomGradientsEnabled;\n\n\tconst hasBackgroundGradientControl = useHasBackgroundControl(\n\t\tsettings,\n\t\t'gradient'\n\t);\n\tconst showBackgroundGradientControl =\n\t\thasGradientColors && hasBackgroundGradientControl;\n\tconst showBackgroundImageControl = useHasBackgroundControl(\n\t\tsettings,\n\t\t'backgroundImage'\n\t);\n\n\tconst resetAllFilter = useCallback(\n\t\t( previousValue ) => {\n\t\t\treturn {\n\t\t\t\t...previousValue,\n\t\t\t\tbackground: {},\n\t\t\t\tcolor: hasBackgroundGradientControl\n\t\t\t\t\t? {\n\t\t\t\t\t\t\t...previousValue?.color,\n\t\t\t\t\t\t\tgradient: undefined,\n\t\t\t\t\t }\n\t\t\t\t\t: previousValue?.color,\n\t\t\t};\n\t\t},\n\t\t[ hasBackgroundGradientControl ]\n\t);\n\n\tif ( ! showBackgroundGradientControl && ! showBackgroundImageControl ) {\n\t\treturn null;\n\t}\n\n\tconst decodeValue = ( rawValue ) =>\n\t\tgetValueFromVariable( { settings }, '', rawValue );\n\tconst encodeGradientValue = ( gradientValue ) => {\n\t\tconst allGradients = gradients.flatMap(\n\t\t\t( { gradients: originGradients } ) => originGradients\n\t\t);\n\t\tconst gradientObject = allGradients.find(\n\t\t\t( { gradient } ) => gradient === gradientValue\n\t\t);\n\t\treturn gradientObject\n\t\t\t? 'var:preset|gradient|' + gradientObject.slug\n\t\t\t: gradientValue;\n\t};\n\n\tconst resetBackground = () =>\n\t\tonChange(\n\t\t\tsetImmutably(\n\t\t\t\tvalue,\n\t\t\t\t[ 'background', 'backgroundImage' ],\n\t\t\t\tundefined\n\t\t\t)\n\t\t);\n\n\tconst resetGradient = () => {\n\t\tlet newValue = setImmutably(\n\t\t\tvalue,\n\t\t\t[ 'background', 'gradient' ],\n\t\t\tundefined\n\t\t);\n\t\tnewValue = setImmutably( newValue, [ 'color', 'gradient' ], undefined );\n\t\tonChange( newValue );\n\t};\n\n\t// Get current gradient value, decoding preset slug references.\n\t// Fall back to color.gradient for legacy blocks that haven't migrated\n\t// to background.gradient yet (mirrors block inspector fallback in\n\t// packages/block-editor/src/hooks/background.js).\n\tconst currentGradient = decodeValue(\n\t\tvalue?.background?.gradient ?? value?.color?.gradient\n\t);\n\tconst inheritedGradient = decodeValue(\n\t\tinheritedValue?.background?.gradient ?? inheritedValue?.color?.gradient\n\t);\n\n\t// Set gradient value, encoding preset matches as slug references.\n\t// Also clear color.gradient to migrate from the legacy location,\n\t// matching the block inspector behavior in hooks/background.js.\n\tconst setGradient = ( newGradient ) => {\n\t\tlet newValue = setImmutably(\n\t\t\tvalue,\n\t\t\t[ 'background', 'gradient' ],\n\t\t\tencodeGradientValue( newGradient )\n\t\t);\n\t\tnewValue = setImmutably( newValue, [ 'color', 'gradient' ], undefined );\n\t\tonChange( newValue );\n\t};\n\n\treturn (\n\t\t<Wrapper\n\t\t\tresetAllFilter={ resetAllFilter }\n\t\t\tvalue={ value }\n\t\t\tonChange={ onChange }\n\t\t\tpanelId={ panelId }\n\t\t\theaderLabel={ headerLabel }\n\t\t>\n\t\t\t{ showBackgroundImageControl && (\n\t\t\t\t<ToolsPanelItem\n\t\t\t\t\tclassName=\"block-editor-background-panel__item\"\n\t\t\t\t\thasValue={ () => hasBackgroundImageValue( value ) }\n\t\t\t\t\tlabel={ __( 'Image' ) }\n\t\t\t\t\tonDeselect={ resetBackground }\n\t\t\t\t\tisShownByDefault={ defaultControls.backgroundImage }\n\t\t\t\t\tpanelId={ panelId }\n\t\t\t\t>\n\t\t\t\t\t<BackgroundImageControl\n\t\t\t\t\t\tvalue={ value }\n\t\t\t\t\t\tonChange={ onChange }\n\t\t\t\t\t\tsettings={ settings }\n\t\t\t\t\t\tinheritedValue={ inheritedValue }\n\t\t\t\t\t\tdefaultControls={ defaultControls }\n\t\t\t\t\t\tdefaultValues={ defaultValues }\n\t\t\t\t\t/>\n\t\t\t\t</ToolsPanelItem>\n\t\t\t) }\n\t\t\t{ showBackgroundGradientControl && (\n\t\t\t\t<ColorPanelDropdown\n\t\t\t\t\tclassName=\"block-editor-background-panel__item\"\n\t\t\t\t\tlabel={ __( 'Gradient' ) }\n\t\t\t\t\thasValue={ () => hasBackgroundGradientValue( value ) }\n\t\t\t\t\tresetValue={ resetGradient }\n\t\t\t\t\tisShownByDefault={ defaultControls.gradient }\n\t\t\t\t\tindicators={ [ currentGradient ] }\n\t\t\t\t\ttabs={ [\n\t\t\t\t\t\t{\n\t\t\t\t\t\t\tkey: 'gradient',\n\t\t\t\t\t\t\tlabel: __( 'Gradient' ),\n\t\t\t\t\t\t\tinheritedValue:\n\t\t\t\t\t\t\t\tcurrentGradient ?? inheritedGradient,\n\t\t\t\t\t\t\tsetValue: setGradient,\n\t\t\t\t\t\t\tuserValue: currentGradient,\n\t\t\t\t\t\t\tisGradient: true,\n\t\t\t\t\t\t},\n\t\t\t\t\t] }\n\t\t\t\t\tcolorGradientControlSettings={ {\n\t\t\t\t\t\tgradients,\n\t\t\t\t\t\tdisableCustomGradients: ! areCustomGradientsEnabled,\n\t\t\t\t\t} }\n\t\t\t\t\tpanelId={ panelId }\n\t\t\t\t/>\n\t\t\t) }\n\t\t</Wrapper>\n\t);\n}\n"],
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