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Added linehighlighter.ts
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tel0065
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src/lineHighlighter.ts
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364
src/lineHighlighter.ts
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/**
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* ? ██╗ ██╗██╗ ██████╗ ██╗ ██╗██╗ ██╗ ██████╗ ██╗ ██╗████████╗ ██╗████████╗
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* ? ██║ ██║██║██╔════╝ ██║ ██║██║ ██║██╔════╝ ██║ ██║╚══██╔══╝ ██║╚══██╔══╝
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* ? ███████║██║██║ ███╗███████║██║ ██║██║ ███╗███████║ ██║ █████╗██║ ██║
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* ? ██╔══██║██║██║ ██║██╔══██║██║ ██║██║ ██║██╔══██║ ██║ ╚════╝██║ ██║
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* ? ██║ ██║██║╚██████╔╝██║ ██║███████╗██║╚██████╔╝██║ ██║ ██║ ██║ ██║
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* ? ╚═╝ ╚═╝╚═╝ ╚═════╝ ╚═╝ ╚═╝╚══════╝╚═╝ ╚═════╝ ╚═╝ ╚═╝ ╚═╝ ╚═╝ ╚═╝
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**/
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import { Position, window, workspace, TextEditorDecorationType, TextEditor, WorkspaceConfiguration, Range } from 'vscode';
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export { lineHighlighter };
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let highlightStyle: TextEditorDecorationType;
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function lineHighlighter(): void {
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let highlightStyle : TextEditorDecorationType = getHighlighterStyle();
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let activeTextEditor : TextEditor | undefined = window.activeTextEditor;
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let isEnabled : boolean | undefined = getHighlighterStatus();
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let multiLineIsEnabled: boolean | undefined = getMultiLineHighlighterStatus();
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/**
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* Trigger the line highlight when the extension
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* loads so current line gets highlighted
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*/
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triggerHighlight();
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/**
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* Trigger for when the active text editor changes
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*/
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window.onDidChangeActiveTextEditor((editor) => {
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if (!editor) {
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return;
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}
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triggerHighlight();
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});
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/**
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* Trigger for when text selection changes
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*/
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window.onDidChangeTextEditorSelection((editor) => {
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if (!editor.textEditor) {
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console.error(`[*] onDidChangeTextEditorSelection(${editor}) -> no active text editor`);
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return;
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}
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triggerHighlight();
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});
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/**
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* Trigger for when the text document changes
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*/
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workspace.onDidChangeTextDocument((editor) => {
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if (!activeTextEditor) {
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console.error(`[*] onDidChangeTextDocument(${editor}) -> no active text editor`);
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return;
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}
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triggerHighlight();
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});
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/**
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* Trigger for when the window state changes
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*/
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window.onDidChangeWindowState((editor) => {
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if (!editor) {
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return;
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}
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triggerHighlight();
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});
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/**
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* Trigger for when configuration changes
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*/
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workspace.onDidChangeConfiguration((editor) => {
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if (!editor) {
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return;
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}
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// Dump existing styling
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highlightStyle.dispose();
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// check if line highlighter is enable/disabled
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isEnabled = getHighlighterStatus();
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multiLineIsEnabled = getMultiLineHighlighterStatus();
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// get new line highlighter styling
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highlightStyle = getHighlighterStyle();
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// trigger highlight with new styling
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triggerHighlight();
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});
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/**
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* main function that triggers the highlights
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*/
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function triggerHighlight(): void {
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if (!activeTextEditor) {
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console.error("[*] NO Active Text Editor");
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return;
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}
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/**
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* Sets the activeTextEditor to the current active window
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*/
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activeTextEditor = window.activeTextEditor;
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if (activeTextEditor !== undefined) {
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/**
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* If the line highlighter function is enabled
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* set the decorations with our chosen highlighting style on the selection
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* otherwise (highlighter is disabled) dump our highlighting style
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*/
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// (isEnabled)
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// ? activeTextEditor!.setDecorations(highlightStyle, activeTextEditor!.selections)
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// : highlightStyle.dispose();
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switch (isEnabled) {
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case true: // isEnabled is true
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switch (multiLineIsEnabled) {
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case true: // isEnabled is true and multiLineIsEnabled is true
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// const startLine = activeTextEditor!.selection.start;
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// const endLine = activeTextEditor!.selection.end;
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// const rangeToHighlight = { range: new Range(startLine, endLine) };
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// activeTextEditor!.setDecorations(highlightStyle, [rangeToHighlight]);
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// const currentLineRange = activeTextEditor!.document.lineAt(activeTextEditor!.selection.anchor).range;
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// activeTextEditor!.setDecorations(highlightStyle, [currentLineRange]);
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// const startLine = activeTextEditor!.selection.start.line;
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// const endLine = activeTextEditor!.selection.end;
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// const rangeToHighlight = { range: new Range(startLine, endLine) };
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activeTextEditor.setDecorations(highlightStyle, activeTextEditor.selections);
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break;
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case false: // isEnabled is true and multiLineIsEnabled is false
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switch (activeTextEditor.selection.isSingleLine) {
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case true: // isEnabled is true and multiLineIsEnabled is false and VSCode is reporting a single line
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let currentPosition = [];
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for (let i = 0; i < activeTextEditor.selections.length; i++) {
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currentPosition[i] = { range: new Range(activeTextEditor.selections[i].anchor, activeTextEditor.selections[i].anchor) };
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}
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activeTextEditor.setDecorations(highlightStyle, currentPosition);
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// const currentLine = activeTextEditor.selection.active.line;
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// const newDecoration = { range: new Range(currentPosition, currentPosition) };
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// const singleLineHighlight = { range: new Range(activeTextEditor!.selection.anchor.line, activeTextEditor!.selection.anchor.line) };
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// activeTextEditor!.setDecorations(highlightStyle, [singleLineRange]);
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// activeTextEditor.setDecorations(highlightStyle, [activeTextEditor.selection]);
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break;
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case false: // isEnabled is true and multiLineIsEnabled is false and VSCode is reporting multiple lines
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// Dispose of our highlighting style so multiple lines aren't all highlighted when clicking and dragging to highlight
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// highlightStyle.dispose();
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activeTextEditor.setDecorations(highlightStyle, []);
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// Since we disposed of our highlighting style, we need to re-acquire it for highlighting to continue to work after clicking and dragging to highlight
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// highlightStyle = getHighlighterStyle();
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break;
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default: // isEnabled is true and multiLineIsEnabled is false and VSCode is reporting something else - break out of 3rd switch
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break;
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}
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break;
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default: // isEnabled is true and multiLineIsEnabled is undetected - break out of 2nd switch statement
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break;
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}
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break;
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case false: // isEnabled is false
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highlightStyle.dispose();
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break;
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default: // break out of initial switch is true or false not found
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break;
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}
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// Track new position, without this the line the the cursor begins on will never get styled
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new Position(activeTextEditor.selection.start.line, activeTextEditor.selection.start.character);
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}
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}
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/**
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* Function to get the user configured highlighting styles, or use defaults
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*
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* Designed with user configuration in mind, able to control different sides
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* independently from each other (in most cases). This allows for many different
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* configurations.
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*
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* @returns highlighterStyle
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*/
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function getHighlighterStyle(): TextEditorDecorationType {
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// Used so we don't have to type out workspace.getConfiguration('mind-reader.lineHighlight') on every line, ie: shorthand
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const userConfig: WorkspaceConfiguration = workspace.getConfiguration('mind-reader.lineHighlight');
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const borderWidthTop : string = userConfig.get('borderWidthTop') || "0";
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const borderWidthRight : string = userConfig.get('borderWidthRight') || "0";
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const borderWidthBottom : string = userConfig.get('borderWidthBottom') || "2px";
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const borderWidthLeft : string = userConfig.get('borderWidthLeft') || "0";
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const borderStyleTop : string = userConfig.get('borderStyleTop') || "solid";
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const borderStyleRight : string = userConfig.get('borderStyleRight') || "solid";
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const borderStyleBottom : string = userConfig.get('borderStyleBottom') || "solid";
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const borderStyleLeft : string = userConfig.get('borderStyleLeft') || "solid";
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const borderColorTop : string = userConfig.get('borderColorTop') || "#191970";
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const borderColorRight : string = userConfig.get('borderColorRight') || "#191970";
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const borderColorBottom : string = userConfig.get('borderColorBottom') || "#191970";
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const borderColorLeft : string = userConfig.get('borderColorLeft') || "#191970";
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const backgroundColor : string = userConfig.get('backgroundColor') || "#00fa9a";
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const fontStyle : string = userConfig.get('fontStyle') || "normal";
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const fontWeight : string = userConfig.get('fontWeight') || "normal";
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const outlineColor : string = userConfig.get('outlineColor') || "#191970";
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const outlineStyle : string = userConfig.get('outlineStyle') || "solid";
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const outlineWidth : string = userConfig.get('outlineWidth') || "0";
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const textDecoration : string = userConfig.get('textDecoration') || "normal";
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const textColor : string = userConfig.get('textColor') || "normal";
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// Combine all our styling into a single variable to return
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const highlighterStyle : TextEditorDecorationType = window.createTextEditorDecorationType({
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isWholeLine : true,
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backgroundColor : `${backgroundColor}`,
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fontStyle : `${fontStyle}`,
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fontWeight : `${fontWeight}`,
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textDecoration : `${textDecoration}`,
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color : `${textColor}`,
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borderColor : `${borderColorTop} ${borderColorRight} ${borderColorBottom} ${borderColorLeft}`,
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borderWidth : `${borderWidthTop} ${borderWidthRight} ${borderWidthBottom} ${borderWidthLeft}`,
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borderStyle : `${borderStyleTop} ${borderStyleRight} ${borderStyleBottom} ${borderStyleLeft}`,
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outlineColor : `${outlineColor}`,
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outlineWidth : `${outlineWidth}`,
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outlineStyle : `${outlineStyle}`,
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});
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// Return our variable
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return highlighterStyle;
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}
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/**
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* Function to retrieve the 'isEnabled' status
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*
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* This will determine if the line highlighter will display or not
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* - enabled -> will show
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* - disabled -> will not show
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*
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* @returns enabledStatus
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*/
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function getHighlighterStatus(): boolean | undefined {
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// set a boolean variable
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let enabledStatus: boolean | undefined;
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/***
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* if "isEnabled" is missing from the settings (aka undefined)
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* - set our variable to true (default)
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* otherwise, "isEnabled" is listed in the settings
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* - so we just pull its value
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*/
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(workspace.getConfiguration("mind-reader.lineHighlight").get("isEnabled") === undefined)
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? (enabledStatus = true)
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: (enabledStatus = workspace.getConfiguration("mind-reader.lineHighlight").get("isEnabled"));
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// return the enabledStatus
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return enabledStatus;
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}
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function getMultiLineHighlighterStatus(): boolean | undefined {
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// set a boolean variable
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let multiLineIsEnabled: boolean | undefined;
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/***
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* if "isEnabled" is missing from the settings (aka undefined)
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* - set our variable to true (default)
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* otherwise, "isEnabled" is listed in the settings
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* - so we just pull its value
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*/
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(workspace.getConfiguration("mind-reader.lineHighlight").get("multiLineIsEnabled") === undefined)
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? (multiLineIsEnabled = true)
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: (multiLineIsEnabled = workspace.getConfiguration("mind-reader.lineHighlight").get("multiLineIsEnabled"));
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// return the enabledStatus
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return multiLineIsEnabled;
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}
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}
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// Clean-up after ourself
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export function deactivate() {
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// when the plugin is terminated remove all highlighting
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if (highlightStyle !== undefined) {
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highlightStyle.dispose();
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}
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}
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/**
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* Border Width Settings
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* borderWidthTop = Top Border Width
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* borderWidthRight = Right Border Width * Right border is a little finicky, I have all others at 1px, but need 15px for this one to match
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* borderWidthBottom = Bottom Border Width
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* borderWidthLeft = Left Border Width
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*
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* Uses CSS so should accept:
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* thin | medium | thick
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* px
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* rem
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* em
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* cm
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* % - Weird behavior
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* inherit
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*
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* If no value is found in the settings, we set the value after the double pipes (||) instead
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*/
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/**
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* Border Style Settings
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* borderStyleTop = Top Border Style
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* borderStyleRight = Right Border Style
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* borderStyleBottom = Bottom Border Style
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* borderStyleLeft = Left Border Style
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*
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* Uses CSS so should accept: (Some of them I can't tell a difference, but they do something)
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* none
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* hidden
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* dotted
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* dashed
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* solid
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* double
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* groove
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* ridge
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* inset
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* outset
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*
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* If no value is found in the settings, we set the value after the double pipes (||) instead
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*/
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/**
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* Border Color Settings
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* borderColorRight = Right Border Color
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* borderColorBottom = Bottom Border Color
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* borderColorTop = Top Border Color
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* borderColorLeft = Left Border Color
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*
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* Uses CSS so should accept: (Some of them I can't tell a difference, but they do something)
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* none - This one doesn't play nice
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* string value like "red" | "blue" | "orange" etc - https://www.w3schools.com/cssref/css_colors.asp
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* #<value>
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* rgb(###, ###, ###)
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* rgba(###, ###, ###, ###)
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* hsla(##, ##%, ##%, .#);
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* inherit - This one has weird behavior as well
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*
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* If no value is found in the settings, we set the value after the double pipes (||) instead
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*/
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/**
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* Color of the background
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*
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* Uses CSS so should accept:
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* none - This one doesn't play nice
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* string value like "red" | "blue" | "orange" etc - https://www.w3schools.com/cssref/css_colors.asp
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* #<value>
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* rgb(###, ###, ###)
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* rgba(###, ###, ###, ###)
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* hsla(##, ##%, ##%, .#);
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* inherit - This one has weird behavior as well
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*
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* If no value is found in the settings, we set the value after the double pipes (||) instead
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*/
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/**
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* font-style: normal|italic|oblique|initial|inherit
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*/
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/**
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* font-weight: normal|bold|bolder|lighter|number|initial|inherit
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*/
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