drawCentralAxis method

void drawCentralAxis(
  1. Canvas canvas
)

绘制中轴线

Implementation

void drawCentralAxis(Canvas canvas) {
  canvas.save();
  canvas.translate(scrollX, 0);
  canvas.scale(scale, 1);
  drawVerticalDottedLine(
    canvas: canvas,
    canvasWidth: dxToTransformX(canvasWidth),
    scale: scale,
    color: centralAxisColor,
    y: valueToY(lastClose!),
  );

  canvas.restore();
  drawGridVerticalText(
    canvas: canvas,
    canvasWidth: canvasWidth,
    canvasHeight: contentHeight,
    value: lastClose!,
    dy: valueToY(lastClose!),
    lastClose: lastClose,
    style: centralAxisStyle,
  );
}