function newCandlesPlottersCandlesVolumesCandlesCandlePanel() { let thisObject = { fitFunction: undefined, container: undefined, isVisible: true, onRecordChange: onRecordChange, draw: draw, getContainer: getContainer, initialize: initialize, finalize: finalize }; thisObject.container = newContainer(); thisObject.container.initialize(); thisObject.container.frame.containerName = "Candle"; let currentCandle; let upDownButton return thisObject; function finalize() { thisObject.container.finalize() thisObject.container = undefined thisObject.fitFunction = undefined thisObject.isVisible = undefined currentCandle = undefined upDownButton.finalize() upDownButton = undefined } function initialize() { thisObject.container.frame.width = UI_PANEL.WIDTH.NORMAL; thisObject.container.frame.height = UI_PANEL.HEIGHT.NORMAL; thisObject.container.frame.position.x = UI.projects.foundations.spaces.chartingSpace.viewport.visibleArea.topRight.x - thisObject.container.frame.width * 2; thisObject.container.frame.position.y = UI.projects.foundations.spaces.chartingSpace.viewport.visibleArea.bottomLeft.y - thisObject.container.frame.height; upDownButton = newUpDownButton() upDownButton.parentContainer = thisObject.container upDownButton.container.frame.parentFrame = thisObject.container.frame upDownButton.fitFunction = thisObject.fitFunction upDownButton.initialize() } function getContainer(point) { if (thisObject.isVisible !== true) { return } let container; container = upDownButton.getContainer(point) if (container !== undefined) { return container } if (thisObject.container.frame.isThisPointHere(point, true) === true) { let checkPoint = { x: point.x, y: point.y } checkPoint = thisObject.fitFunction(checkPoint) if (point.x === checkPoint.x && point.y === checkPoint.y) { return thisObject.container; } } } function onRecordChange(lastCurrentCandle) { currentCandle = lastCurrentCandle; } function draw() { if (thisObject.isVisible !== true) { return } thisObject.container.frame.draw(false, false, true, thisObject.fitFunction); plotCurrentCandleInfo(); upDownButton.draw() } function plotCurrentCandleInfo() { if (currentCandle === undefined) { return; } if (currentCandle.innerCandle === undefined) { return; } const frameBodyHeight = thisObject.container.frame.getBodyHeight(); const frameTitleHeight = thisObject.container.frame.height - frameBodyHeight; const X_AXIS = thisObject.container.frame.width / 2; const Y_AXIS = frameTitleHeight + frameBodyHeight / 2; let candlePoint1 = { x: X_AXIS - currentCandle.bodyWidth / 2, y: Y_AXIS - currentCandle.bodyHeight / 2 }; let candlePoint2 = { x: X_AXIS + currentCandle.bodyWidth / 2, y: Y_AXIS - currentCandle.bodyHeight / 2 }; let candlePoint3 = { x: X_AXIS + currentCandle.bodyWidth / 2, y: Y_AXIS + currentCandle.bodyHeight / 2 }; let candlePoint4 = { x: X_AXIS - currentCandle.bodyWidth / 2, y: Y_AXIS + currentCandle.bodyHeight / 2 }; let stickPoint1 = { x: X_AXIS - currentCandle.stickWidth / 2, y: candlePoint1.y - currentCandle.stickStart }; let stickPoint2 = { x: X_AXIS + currentCandle.stickWidth / 2, y: candlePoint1.y - currentCandle.stickStart }; let stickPoint3 = { x: X_AXIS + currentCandle.stickWidth / 2, y: candlePoint1.y - currentCandle.stickStart + currentCandle.stickHeight }; let stickPoint4 = { x: X_AXIS - currentCandle.stickWidth / 2, y: candlePoint1.y - currentCandle.stickStart + currentCandle.stickHeight }; /* Extra boundaries due to constrained space */ const upperLimit = frameTitleHeight + frameBodyHeight * 0.15; const downLimit = frameTitleHeight + frameBodyHeight * 0.85; if (candlePoint1.y < upperLimit) { candlePoint1.y = upperLimit; candlePoint2.y = upperLimit; } if (stickPoint1.y < upperLimit) { stickPoint1.y = upperLimit; stickPoint2.y = upperLimit; } if (candlePoint3.y < upperLimit) { candlePoint3.y = upperLimit; candlePoint4.y = upperLimit; } if (stickPoint3.y < upperLimit) { stickPoint3.y = upperLimit; stickPoint4.y = upperLimit; } if (candlePoint1.y > downLimit) { candlePoint1.y = downLimit; candlePoint2.y = downLimit; } if (stickPoint1.y > downLimit) { stickPoint1.y = downLimit; stickPoint2.y = downLimit; } if (candlePoint3.y > downLimit) { candlePoint3.y = downLimit; candlePoint4.y = downLimit; } if (stickPoint3.y > downLimit) { stickPoint3.y = downLimit; stickPoint4.y = downLimit; } const leftLimit = thisObject.container.frame.width * 0.42; const rightLimit = thisObject.container.frame.width * 0.58; if (candlePoint1.x < leftLimit) { candlePoint1.x = leftLimit; candlePoint4.x = leftLimit; } if (stickPoint1.x < leftLimit) { stickPoint1.x = leftLimit; stickPoint4.x = leftLimit; } if (candlePoint4.x < leftLimit) { candlePoint4.x = leftLimit; candlePoint1.x = leftLimit; } if (stickPoint4.x < leftLimit) { stickPoint4.x = leftLimit; stickPoint1.x = leftLimit; } if (candlePoint2.x > rightLimit) { candlePoint2.x = rightLimit; candlePoint3.x = rightLimit; } if (stickPoint2.x > rightLimit) { stickPoint2.x = rightLimit; stickPoint3.x = rightLimit; } if (candlePoint3.x > rightLimit) { candlePoint3.x = rightLimit; candlePoint2.x = rightLimit; } if (stickPoint3.x > rightLimit) { stickPoint3.x = rightLimit; stickPoint2.x = rightLimit; } candlePoint1 = thisObject.container.frame.frameThisPoint(candlePoint1); candlePoint2 = thisObject.container.frame.frameThisPoint(candlePoint2); candlePoint3 = thisObject.container.frame.frameThisPoint(candlePoint3); candlePoint4 = thisObject.container.frame.frameThisPoint(candlePoint4); candlePoint1 = thisObject.fitFunction(candlePoint1) candlePoint2 = thisObject.fitFunction(candlePoint2) candlePoint3 = thisObject.fitFunction(candlePoint3) candlePoint4 = thisObject.fitFunction(candlePoint4) stickPoint1 = thisObject.container.frame.frameThisPoint(stickPoint1); stickPoint2 = thisObject.container.frame.frameThisPoint(stickPoint2); stickPoint3 = thisObject.container.frame.frameThisPoint(stickPoint3); stickPoint4 = thisObject.container.frame.frameThisPoint(stickPoint4); stickPoint1 = thisObject.fitFunction(stickPoint1) stickPoint2 = thisObject.fitFunction(stickPoint2) stickPoint3 = thisObject.fitFunction(stickPoint3) stickPoint4 = thisObject.fitFunction(stickPoint4) browserCanvasContext.beginPath(); browserCanvasContext.moveTo(stickPoint1.x, stickPoint1.y); browserCanvasContext.lineTo(stickPoint2.x, stickPoint2.y); browserCanvasContext.lineTo(stickPoint3.x, stickPoint3.y); browserCanvasContext.lineTo(stickPoint4.x, stickPoint4.y); browserCanvasContext.closePath(); browserCanvasContext.fillStyle = 'rgba(' + UI_COLOR.DARK + ', 1)'; browserCanvasContext.fill(); browserCanvasContext.lineWidth = 1; browserCanvasContext.stroke(); browserCanvasContext.beginPath(); browserCanvasContext.moveTo(candlePoint1.x, candlePoint1.y); browserCanvasContext.lineTo(candlePoint2.x, candlePoint2.y); browserCanvasContext.lineTo(candlePoint3.x, candlePoint3.y); browserCanvasContext.lineTo(candlePoint4.x, candlePoint4.y); browserCanvasContext.closePath(); const OPACITY = '1'; if (currentCandle.innerCandle.direction === 'up') { browserCanvasContext.strokeStyle = 'rgba(' + UI_COLOR.PATINATED_TURQUOISE + ', ' + OPACITY + ')'; } if (currentCandle.innerCandle.direction === 'down') { browserCanvasContext.strokeStyle = 'rgba(' + UI_COLOR.RED + ', ' + OPACITY + ')'; } if (currentCandle.innerCandle.direction === 'side') { browserCanvasContext.strokeStyle = 'rgba(' + UI_COLOR.DARK + ', ' + OPACITY + ')'; } if (currentCandle.innerCandle.direction === 'up') { browserCanvasContext.fillStyle = 'rgba(' + UI_COLOR.GREEN + ', ' + OPACITY + ')'; } if (currentCandle.innerCandle.direction === 'down') { browserCanvasContext.fillStyle = 'rgba(' + UI_COLOR.RUSTED_RED + ', ' + OPACITY + ')'; } if (currentCandle.innerCandle.direction === 'side') { browserCanvasContext.fillStyle = 'rgba(' + UI_COLOR.DARK + ', ' + OPACITY + ')'; } browserCanvasContext.fill(); browserCanvasContext.lineWidth = 1; browserCanvasContext.stroke(); /* put the labels with the candles values */ let y; UI.projects.foundations.utilities.drawPrint.printLabel('Max', undefined, undefined, X_AXIS, frameTitleHeight + frameBodyHeight * 0.05, '0.60', undefined, undefined, 'Center', thisObject.container, thisObject.fitFunction); UI.projects.foundations.utilities.drawPrint.printLabel(currentCandle.innerCandle.max, undefined, undefined, X_AXIS, frameTitleHeight + frameBodyHeight * 0.10, '1.00', 15, undefined, 'Center', thisObject.container, thisObject.fitFunction); UI.projects.foundations.utilities.drawPrint.printLabel('Min', undefined, undefined, X_AXIS, frameTitleHeight + frameBodyHeight * 0.95, '0.60', undefined, undefined, 'Center', thisObject.container, thisObject.fitFunction); UI.projects.foundations.utilities.drawPrint.printLabel(currentCandle.innerCandle.min, undefined, undefined, X_AXIS, frameTitleHeight + frameBodyHeight * 0.90, '1.00', 15, undefined, 'Center', thisObject.container, thisObject.fitFunction); y = Y_AXIS - currentCandle.bodyHeight / 2; if (y < frameTitleHeight + frameBodyHeight * 0.15) { y = frameTitleHeight + frameBodyHeight * 0.15; } if (y > frameTitleHeight + frameBodyHeight * 0.80) { y = frameTitleHeight + frameBodyHeight * 0.80; } UI.projects.foundations.utilities.drawPrint.printLabel('Open', undefined, undefined, X_AXIS * 2 / 5, y, '0.60', undefined, undefined, 'Center', thisObject.container, thisObject.fitFunction); UI.projects.foundations.utilities.drawPrint.printLabel(currentCandle.innerCandle.open, undefined, undefined, X_AXIS * 2 / 5, y + frameBodyHeight * 0.05, '1.00', 15, undefined, 'Center', thisObject.container, thisObject.fitFunction); y = Y_AXIS + currentCandle.bodyHeight / 2; if (y < frameTitleHeight + frameBodyHeight * 0.15) { y = frameTitleHeight + frameBodyHeight * 0.15; } if (y > frameTitleHeight + frameBodyHeight * 0.80) { y = frameTitleHeight + frameBodyHeight * 0.80; } UI.projects.foundations.utilities.drawPrint.printLabel('Close', undefined, undefined, X_AXIS * 7 / 5, y, '0.60', undefined, undefined, 'Center', thisObject.container, thisObject.fitFunction); UI.projects.foundations.utilities.drawPrint.printLabel(currentCandle.innerCandle.close, undefined, undefined, X_AXIS * 7 / 5, y + frameBodyHeight * 0.05, '1.00', 15, undefined, 'Center', thisObject.container, thisObject.fitFunction); } }