private void drawLine(SSLine line, SSPosition position, SKCanvas canvas)
{
foreach (SSLabel label in line.labels)
{
position = drawLabel(label, canvas, position);
}
}
private void drawText(SSText text, SKCanvas canvas)
{
var lineNum = 0;
float textheight = getTextHeight(text);
SSPosition startPoint = PositionHelper.getPosition(text.alignX, text.alignY, 0, textheight, canvasSize);
SSPosition position = startPoint;
foreach (SSLine line in text.lines)
{
LineProps lineProps = calculateLineProps(line);
if (text.alignX.style == AlignKeys.Center)
{
position.x -= (lineProps.width / 2);
}
else if (text.alignX.style == AlignKeys.Right)
{
position.x -= lineProps.width;
}
position.y += lineProps.maxHeight;
if (lineNum > 0)
{
position.y += text.extraLineSpacing;
}
drawLine(line, position, canvas);
lineNum++;
position.x = startPoint.x;
}
}
private SSPosition drawLabel(SSLabel label, SKCanvas canvas, SSPosition position)
{
using (SKPaint paint = new SKPaint()) {
paint.TextSize = label.fontSize;
paint.IsAntialias = true;
paint.Typeface = getFont(label);
SKColor.TryParse(label.color, out SKColor color);
color = color.WithAlpha(label.alpha);
paint.Color = color;
float height = label.fontSize;
canvas.DrawText(label.text, position.x, position.y, paint);
position.x += paint.MeasureText(label.text);
return(position);
}
}
public static SSPosition getPosition(SSAlign alignX, SSAlign alignY, float width, float height, SSSize canvasSize)
{
var calculatedPos = new SSPosition(0, 0);
if (alignX != null)
{
switch (alignX.style)
{
case AlignKeys.Center:
calculatedPos.x = ((canvasSize.width - width) / 2) + alignX.value;
break;
case AlignKeys.Left:
calculatedPos.x = alignX.value;
break;
case AlignKeys.Right:
calculatedPos.x = canvasSize.width - width - alignX.value;
break;
}
}
if (alignY != null)
{
switch (alignY.style)
{
case AlignKeys.Center:
calculatedPos.y = (canvasSize.height - height) / 2 + alignY.value;
break;
case AlignKeys.Top:
calculatedPos.y = alignY.value;
break;
case AlignKeys.Bottom:
calculatedPos.y = canvasSize.height - height - alignY.value;
break;
}
}
return(calculatedPos);
}
public Device(DeviceModel name, SSSize screenSize, SSPosition screenOffset)
{
this.name = name;
this.screenSize = screenSize;
this.screenOffset = screenOffset;
}